fix: user provided feed title for notifications (fixes #22)

CHANGELOG.md

@@ -5,7 +5,64 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project does adhere to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
-## [Unreleased]
+## [1.5.3] – 2025-10-29
+### Fixed
+- *Notifications:* Use user-provided feed title instead of server provided title 
+
+
+## [1.5.2] – 2025-10-29
+### Added
+- *Notifications:* Reply with "Open in background", "Mark read & dismiss", or "Open but keep unread" 
+
+
+## [1.5.1] – 2025-10-27
+### Fixed
+- *Status Bar Menu:* Simplified options for "Show only unread" 
+
+
+## [1.5.0] – 2025-10-27
+### Added
+- *UI:* Notifications
+
+
+## [1.4.1] – 2025-07-29
+### Fixed
+- Re-compiled because previous certificate was revoked (again!)
+
+
+## [1.4.0] – 2025-07-23
+### Added
+- *QuickLook:* Updated to new extension framework
+
+
+## [1.3.2] – 2025-07-23
+### Fixed
+- Previous version did not run on macOS 10.15
+
+
+## [1.3.1] – 2025-07-21
+### Fixed
+- *Status Bar Menu:* Always recreate main menu (hopefully fixes #13) 
+- *Status Bar Menu:* Enable global mark read menu items on background update
+- *Status Bar Menu:* Keyboard navigation over alternate items ("Open a few") (fixes #15)
+- *Status Bar Menu:* Alternate item ("Open a few") was displayed as normal menu item in macOS 15
+- *UI:* Welcome message was displayed at the bottom left corner
+- *UI:* Tooltip will not remove preceding whitespace if html starts with a list
+- Update Xcode build flags
+
+
+## [1.3.0] – 2025-06-24
+### Added
+- *Adding feed:* Regex Converter for websites without RSS feed (hold down option key during edit)
+
+### Fixed
+- *Adding feed:* Keep aspect ratio of favicon inside button (related to fix in v1.2.3)
+
+
+## [1.2.3] – 2025-06-09
+### Fixed
+- *Adding feed:* Favicon size inside button
+- *DB:* Feeds with changing urls -> use guid for unique check
 
 
 ## [1.2.2] – 2023-06-18
@@ -25,7 +82,7 @@ and this project does adhere to [Semantic Versioning](https://semver.org/spec/v2
 
 ## [1.2.0] – 2022-10-01
 ### Added
-- *UI*: Add option to hide read articles (show only unread)
+- *UI:* Add option to hide read articles (show only unread)
 
 
 ## [1.1.3] – 2020-12-18
@@ -46,8 +103,8 @@ and this project does adhere to [Semantic Versioning](https://semver.org/spec/v2
 
 ## [1.1.0] – 2020-01-17
 ### Added
-- *QuickLook*: Thumbnail previews for OPML files (QLOPML v1.3)
-- *Status Bar Menu*: Tint menu bar icon with Accent color (macOS 10.14+)
+- *QuickLook:* Thumbnail previews for OPML files (QLOPML v1.3)
+- *Status Bar Menu:* Tint menu bar icon with Accent color (macOS 10.14+)
 
 ### Fixed
 - Resolved Xcode warnings in Xcode 11
@@ -55,9 +112,9 @@ and this project does adhere to [Semantic Versioning](https://semver.org/spec/v2
 
 ## [1.0.2] – 2019-10-25
 ### Fixed
-- *Status Bar Menu*: Preferences could not be opened on macOS 10.15
-- *Status Bar Menu*: Menu flickering resulting in a hang on macOS 10.15
-- *UI*: Text color in `About` tab
+- *Status Bar Menu:* Preferences could not be opened on macOS 10.15
+- *Status Bar Menu:* Menu flickering resulting in a hang on macOS 10.15
+- *UI:* Text color in `About` tab
 
 
 ## [1.0.1] – 2019-10-04
@@ -100,7 +157,7 @@ and this project does adhere to [Semantic Versioning](https://semver.org/spec/v2
 - *Settings, Feeds:* Status info with accurate download count (instead of `Updating feeds …`)
 - *Settings, Feeds:* Status info shows `No network connection` and `Updates paused`
 - *Settings, Feeds:* After feed edit, run update scheduler immediately
-- *Status Bar Menu*: Feed title is updated properly
+- *Status Bar Menu:* Feed title is updated properly
 - *UI:* If an error occurs, show document URL (path to file or web url)
 - Comparison of existing articles with nonexistent guid and link
 - Don't mark articles read if opening URLs failed
@@ -112,12 +169,12 @@ and this project does adhere to [Semantic Versioning](https://semver.org/spec/v2
 - *Adding feed:* Refresh interval hotkeys set to: `⌘1` … `⌘6`
 - *Settings, Feeds:* Single add button for feeds, groups, and separators
 - *Settings, Feeds:* Always append new items at the end
-- *Settings, General*: Moved `Fix cache` button to `About` text section
-- *Settings, General*: Changing default feed reader is prohibited within sandbox
-- *Settings, General*: [Auxiliary application](https://github.com/relikd/URL-Scheme-Defaults) for changing default feed reader
-- *Status Bar Menu*: Show `(no title)` instead of `(error)`
-- *Status Bar Menu*: `Update all feeds` will show error alert for broken URLs
-- *DB*: Dropping table `FeedIcon` in favor of image files cache
+- *Settings, General:* Moved `Fix cache` button to `About` text section
+- *Settings, General:* Changing default feed reader is prohibited within sandbox
+- *Settings, General:* [Auxiliary application](https://github.com/relikd/URL-Scheme-Defaults) for changing default feed reader
+- *Status Bar Menu:* Show `(no title)` instead of `(error)`
+- *Status Bar Menu:* `Update all feeds` will show error alert for broken URLs
+- *DB:* Dropping table `FeedIcon` in favor of image files cache
 - *UI:* Interface builder files replaced with code equivalent
 - *UI:* Mark unread articles with blue dot, instead of tick mark
 
@@ -173,7 +230,16 @@ and this project does adhere to [Semantic Versioning](https://semver.org/spec/v2
 Initial release
 
 
-[Unreleased]: https://github.com/relikd/baRSS/compare/v1.2.2...HEAD
+[1.5.3]: https://github.com/relikd/baRSS/compare/v1.5.2...v1.5.3
+[1.5.2]: https://github.com/relikd/baRSS/compare/v1.5.1...v1.5.2
+[1.5.1]: https://github.com/relikd/baRSS/compare/v1.5.0...v1.5.1
+[1.5.0]: https://github.com/relikd/baRSS/compare/v1.4.1...v1.5.0
+[1.4.1]: https://github.com/relikd/baRSS/compare/v1.4.0...v1.4.1
+[1.4.0]: https://github.com/relikd/baRSS/compare/v1.3.2...v1.4.0
+[1.3.2]: https://github.com/relikd/baRSS/compare/v1.3.1...v1.3.2
+[1.3.1]: https://github.com/relikd/baRSS/compare/v1.3.0...v1.3.1
+[1.3.0]: https://github.com/relikd/baRSS/compare/v1.2.3...v1.3.0
+[1.2.3]: https://github.com/relikd/baRSS/compare/v1.2.2...v1.2.3
 [1.2.2]: https://github.com/relikd/baRSS/compare/v1.2.1...v1.2.2
 [1.2.1]: https://github.com/relikd/baRSS/compare/v1.2.0...v1.2.1
 [1.2.0]: https://github.com/relikd/baRSS/compare/v1.1.3...v1.2.0

QLOPML/Base.lproj/PreviewViewController.xib

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="11762" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
+    <dependencies>
+        <deployment identifier="macosx"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="11762"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <objects>
+        <customObject id="-2" userLabel="File's Owner" customClass="PreviewViewController" customModuleProvider="">
+            <connections>
+                <outlet property="view" destination="c22-O7-iKe" id="NRM-P4-wb6"/>
+            </connections>
+        </customObject>
+        <customObject id="-1" userLabel="First Responder" customClass="FirstResponder"/>
+        <customObject id="-3" userLabel="Application" customClass="NSObject"/>
+        <customView id="c22-O7-iKe" userLabel="Preview View">
+            <rect key="frame" x="0.0" y="0.0" width="480" height="272"/>
+            <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
+        </customView>
+    </objects>
+</document>

QLOPML/Info.plist

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>QLOPML</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
+	<key>CFBundleShortVersionString</key>
+	<string>$(MARKETING_VERSION)</string>
+	<key>CFBundleVersion</key>
+	<string>$(CURRENT_PROJECT_VERSION)</string>
+	<key>LSMinimumSystemVersion</key>
+	<string>$(MACOSX_DEPLOYMENT_TARGET)</string>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionAttributes</key>
+		<dict>
+			<key>QLSupportedContentTypes</key>
+			<array>
+				<string>org.opml.opml</string>
+			</array>
+			<key>QLSupportsSearchableItems</key>
+			<false/>
+		</dict>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.quicklook.preview</string>
+		<key>NSExtensionPrincipalClass</key>
+		<string>PreviewViewController</string>
+	</dict>
+	<key>NSHumanReadableCopyright</key>
+	<string>Copyright © 2025 relikd.</string>
+</dict>
+</plist>

QLOPML/PreviewViewController.h

@@ -0,0 +1,5 @@
+#import <Cocoa/Cocoa.h>
+
+@interface PreviewViewController : NSViewController
+
+@end

QLOPML/PreviewViewController.m

@@ -0,0 +1,29 @@
+#import "PreviewViewController.h"
+#import <Quartz/Quartz.h>
+#import <WebKit/WebKit.h>
+#include "opml-lib.h"
+
+@interface PreviewViewController () <QLPreviewingController>
+@end
+
+@implementation PreviewViewController
+
+- (NSString *)nibName {
+	return @"PreviewViewController";
+}
+
+- (void)preparePreviewOfFileAtURL:(NSURL *)url completionHandler:(void (^)(NSError * _Nullable))handler {
+	NSData *data = generateHTMLData(url, [NSBundle mainBundle], NO);
+	// sure, we could use `WKWebView`, but that requires the `com.apple.security.network.client` entitlement
+#pragma clang diagnostic ignored "-Wdeprecated"
+	WebView *web = [[WebView alloc] initWithFrame:self.view.bounds];
+#pragma clang diagnostic pop
+	web.autoresizingMask = NSViewWidthSizable | NSViewHeightSizable;
+	[self.view addSubview:web];
+//	[web.mainFrame loadHTMLString:html baseURL:nil];
+	[web.mainFrame loadData:data MIMEType:@"text/html" textEncodingName:@"UTF-8" baseURL:nil];
+	handler(nil);
+}
+
+@end
+

QLOPML/QLOPML.entitlements

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>com.apple.security.app-sandbox</key>
+    <true/>
+    <key>com.apple.security.files.user-selected.read-only</key>
+    <true/>
+</dict>
+</plist>

QLOPML/opml-lib.h

@@ -0,0 +1,7 @@
+#ifndef opml_lib_h
+#define opml_lib_h
+
+NSData* generateHTMLData(NSURL *url, NSBundle *bundle, BOOL thumb);
+//void renderThumbnail(CFURLRef url, CFBundleRef bundle, CGContextRef context, CGSize maxSize);
+
+#endif /* opml_lib_h */

QLOPML/opml-lib.m

@@ -0,0 +1,116 @@
+#import <Foundation/Foundation.h>
+#import <AppKit/AppKit.h>
+//#import <WebKit/WebKit.h>
+
+//  ---------------------------------------------------------------
+// |
+// |  OPML renderer
+// |
+//  ---------------------------------------------------------------
+
+NSXMLElement* make(NSString *tag, NSString *text, NSXMLElement *parent) {
+	NSXMLElement *div = [NSXMLElement elementWithName:tag];
+	if (text) div.stringValue = text;
+	[parent addChild:div];
+	return div;
+}
+
+void attribute(NSXMLElement *parent, NSString *key, NSString *value) {
+	[parent addAttribute:[NSXMLElement attributeWithName:key stringValue:value]];
+}
+
+NSXMLElement* section(NSString *title, NSString *container, NSXMLElement *parent) {
+	make(@"h3", title, parent);
+	NSXMLElement *div = make(container, nil, parent);
+	attribute(div, @"class", @"section");
+	return div;
+}
+
+void appendNode(NSXMLElement *child, NSXMLElement *parent, Boolean thumb) {
+	
+	if ([child.name isEqualToString:@"head"]) {
+		if (thumb)
+			return;
+		NSXMLElement *dl = section(@"Metadata:", @"dl", parent);
+		for (NSXMLElement *head in child.children) {
+			make(@"dt", head.name, dl);
+			make(@"dd", head.stringValue, dl);
+		}
+		return;
+	}
+	
+	if ([child.name isEqualToString:@"body"]) {
+		parent = thumb ? make(@"ul", nil, parent) : section(@"Content:", @"ul", parent);
+		
+	} else if ([child.name isEqualToString:@"outline"]) {
+		if ([child attributeForName:@"separator"].stringValue) {
+			make(@"hr", nil, parent);
+		} else {
+			NSString *desc = [child attributeForName:@"title"].stringValue;
+			if (!desc || desc.length == 0)
+				desc = [child attributeForName:@"text"].stringValue;
+			// refreshInterval
+			NSXMLElement *li = make(@"li", desc, parent);
+			if (!thumb) {
+				NSString *xmlUrl = [child attributeForName:@"xmlUrl"].stringValue;
+				if (xmlUrl && xmlUrl.length > 0) {
+					[li addChild:[NSXMLNode textWithStringValue:@" — "]];
+					attribute(make(@"a", xmlUrl, li), @"href", xmlUrl);
+				}
+			}
+		}
+		if (child.childCount > 0) {
+			parent = make(@"ul", nil, parent);
+		}
+	}
+	for (NSXMLElement *c in child.children) {
+		appendNode(c, parent, thumb);
+	}
+}
+
+NSData* generateHTMLData(NSURL *url, NSBundle *bundle, BOOL thumb) {
+	NSError *err;
+	NSXMLDocument *doc = [[NSXMLDocument alloc] initWithContentsOfURL:url options:0 error:&err];
+	if (err || !doc) {
+		printf("ERROR: %s\n", err.description.UTF8String);
+		return nil;
+	}
+	
+	NSXMLElement *html = [NSXMLElement elementWithName:@"html"];
+	NSXMLElement *head = make(@"head", nil, html);
+	make(@"title", @"OPML file", head);
+	
+	NSString *cssPath = [bundle pathForResource:thumb ? @"style-thumb" : @"style" ofType:@"css"];
+	NSString *data = [NSString stringWithContentsOfFile:cssPath encoding:NSUTF8StringEncoding error:nil];
+	make(@"style", data, head);
+	
+	NSXMLElement *body = make(@"body", nil, html);
+	
+	for (NSXMLElement *child in doc.children) {
+		appendNode(child, body, thumb);
+	}
+	NSXMLDocument *xml = [NSXMLDocument documentWithRootElement:html];
+	return [xml XMLDataWithOptions:NSXMLNodePrettyPrint | NSXMLNodeCompactEmptyElement];
+}
+
+
+/*void renderThumbnail(CFURLRef url, CFBundleRef bundle, CGContextRef context, CGSize maxSize) {
+	NSData *data = generateHTMLData((__bridge NSURL*)url, bundle, true);
+	if (data) {
+		CGRect rect = CGRectMake(0, 0, 600, 800);
+		float scale = maxSize.height / rect.size.height;
+		
+		WebView *webView = [[WebView alloc] initWithFrame:rect];
+		[webView.mainFrame.frameView scaleUnitSquareToSize:CGSizeMake(scale, scale)];
+		[webView.mainFrame.frameView setAllowsScrolling:NO];
+		[webView.mainFrame loadData:data MIMEType:@"text/html" textEncodingName:@"utf-8" baseURL:nil];
+		
+		while ([webView isLoading])
+		  CFRunLoopRunInMode(kCFRunLoopDefaultMode, 0, true);
+		[webView display];
+		
+		NSGraphicsContext *gc = [NSGraphicsContext graphicsContextWithGraphicsPort:(void *)context
+																		   flipped:webView.isFlipped];
+		[webView displayRectIgnoringOpacity:webView.bounds inContext:gc];
+	}
+}*/

QLOPML/style.css

@@ -0,0 +1,12 @@
+
+* { font-family: Courier; }
+body { padding: 30px; background-color: #AAA; color: black; }
+dd, li, hr { font-weight: bold; line-height: 1.5em; }
+ul { list-style-type: none; padding-bottom: 1em; }
+a { font-size: 0.75em; color: #FBA43A; }
+.section { padding: 1em 1.5em; border-radius: 7px; background-color: #EEE; }
+
+@media (prefers-color-scheme: dark) {
+body { background-color: #555; color: white; }
+.section { background-color: #222; }
+}

README.md

@@ -1,4 +1,4 @@
-[![macOS 10.12+](https://img.shields.io/badge/macOS-10.12+-888)](#download--install)
+[![macOS 10.14+](https://img.shields.io/badge/macOS-10.14+-888)](#download--install)
 [![Current release](https://img.shields.io/github/release/relikd/baRSS)](https://github.com/relikd/baRSS/releases)
 [![All downloads](https://img.shields.io/github/downloads/relikd/baRSS/total)](https://github.com/relikd/baRSS/releases)
 [![GitHub license](https://img.shields.io/github/license/relikd/baRSS)](LICENSE)
@@ -35,7 +35,7 @@ Further, tuning the update frequently will decrease the traffic even more.
 Download & Install
 ------------------
 
-Requires macOS Sierra (10.12) or higher.
+Requires macOS Mojave (10.14) or higher.
 
 ### Easy way
 Go to [releases](https://github.com/relikd/baRSS/releases) and downloaded the latest version.  
@@ -64,40 +64,59 @@ If you prefer the optimized release version go to `Product > Archive`.
 Hidden options
 --------------
 
+### Launch on start / reboot
+
+baRSS has no option to launch it on start.
+However, you can still add the application to auto boot by adding it to the system login items:
+
+`System Preferences > User > Login Items` (macOS 10-12)  
+`System Preferences > General > Login Items & Extensions` (macOS 13+)
+
+
+### UI options
+
+1. If you hold down the option key and click on an article item, you can mark a single item (un-)read without opening it.
+
+2. To add websites without RSS feed you can use the regex converter.
+Hold down the option key in the feed edit modal and click the red regex button.
+Though, admittedly, this is for experts only.
+I still have to find a nice user-friendly way to achieve this.
+
+
+### CLI options
+
 The following options have no UI equivalent and must be configured in Terminal. 
 Most likely, you will never stumble upon these if not reading this chapter.
 **Note:** To reset an option run `defaults delete de.relikd.baRSS {KEY}`, where `{KEY}` is an option from below.
 
 
-1. If you hold down the option key and click on an article item, you can mark a single item (un-)read without opening it.
-
-2. When holding down the option key, the menu will show an item to open only a few unread items at a time. 
+1. When holding down the option key, the menu will show an item to open only a few unread items at a time. 
 This number can be changed with the following Terminal command (default: 10):
 ```
 defaults write de.relikd.baRSS openFewLinksLimit -int 10
 ```
 
-3. In preferences you can choose to show 'Short article names'. 
+2. In preferences you can choose to show 'Short article names'. 
 This will limit the number of displayed characters to 60 (default). 
 With this Terminal command you can customize this limit:
 ```
 defaults write de.relikd.baRSS shortArticleNamesLimit -int 50
 ```
 
-4. Limit the number of displayed articles per feed menu.
+3. Limit the number of displayed articles per feed menu.
 **Note:** displayed unread count may be different than the unread items inside. 'Open all unread' will open hidden items too.
 ```
 defaults write de.relikd.baRSS articlesInMenuLimit -int 40
 ```
 
-5. You can change the appearance of colors throughout the application. 
+4. You can change the appearance of colors throughout the application. 
 E.g., The tint color of the menu bar icon and the color of the blue unread articles dot.
 ```
 defaults write de.relikd.baRSS colorStatusIconTint -string "#37F"
 defaults write de.relikd.baRSS colorUnreadIndicator -string "#FBA33A"
 ```
 
-6. To backup your list of subscribed feeds, here is a one-liner:
+5. To backup your list of subscribed feeds, here is a one-liner:
 ```
 open barss:backup && cp "$HOME/Library/Containers/de.relikd.baRSS/Data/Library/Application Support/baRSS/backup/feeds_latest.opml" "$HOME/Desktop/baRSS_backup_$(date "+%Y-%m-%d").opml"
 ```
@@ -107,15 +126,14 @@ open barss:backup && cp "$HOME/Library/Containers/de.relikd.baRSS/Data/Library/A
 ToDo
 ----
 
-The following list is not exhaustive but rather a collection of nice things that will be added eventually.
-I will postpone the development until demand increases …
+The following list is a collection of ideas that may be added if people request it.
 
 - [ ] Localizations
-- [ ] Feed generator for websites without feeds
+- [x] Feed generator for websites without feeds
 - [ ] Automatically choose best update interval (e.g., avg)
 - [ ] Sync with online services
 - [ ] Feeds with authentication
-- [ ] Notification Center
+- [x] Notification Center
 - [ ] Distraction Mode
 	- [ ] Distract less: Sleep timer. (e.g., disable updates during working hours)
 	- [ ] Distract more: Automatically open feed items
@@ -174,7 +192,7 @@ This project uses a modified version of Brent Simmons' [RSXML] for feed parsing.
 ##### Trivia
 
 - Start of project: __July 19, 2018__
-- Estimated development time: __1970h+__
+- Estimated development time: __2053h+__
 - First prototype used __feedparser python__ library
 
 

baRSS.xcodeproj/project.pbxproj

@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 50;
+	objectVersion = 54;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -12,9 +12,17 @@
 		54195886218E1BDB00581B79 /* NSMenu+Ext.m in Sources */ = {isa = PBXBuildFile; fileRef = 54195885218E1BDB00581B79 /* NSMenu+Ext.m */; };
 		541C67C32255470B004D2CE6 /* SettingsAppearance.m in Sources */ = {isa = PBXBuildFile; fileRef = 541C67C22255470B004D2CE6 /* SettingsAppearance.m */; };
 		54209E942117325100F3B5EF /* DrawImage.m in Sources */ = {isa = PBXBuildFile; fileRef = 54209E932117325100F3B5EF /* DrawImage.m */; };
+		54229F552E02491A0019ACB0 /* TinySVG.m in Sources */ = {isa = PBXBuildFile; fileRef = 54229F542E02491A0019ACB0 /* TinySVG.m */; };
+		54253C7F2C47303A00742695 /* RegexConverter+Ext.m in Sources */ = {isa = PBXBuildFile; fileRef = 54253C7E2C47303A00742695 /* RegexConverter+Ext.m */; };
+		54253C932C49BFCD00742695 /* RegexConverterModal.m in Sources */ = {isa = PBXBuildFile; fileRef = 54253C8A2C49A92400742695 /* RegexConverterModal.m */; };
+		54253C942C49BFDC00742695 /* RegexConverterController.m in Sources */ = {isa = PBXBuildFile; fileRef = 54253C872C49A6A800742695 /* RegexConverterController.m */; };
+		54253C952C49BFE400742695 /* RegexConverterView.m in Sources */ = {isa = PBXBuildFile; fileRef = 54253C842C47369000742695 /* RegexConverterView.m */; };
 		544B011A2114B41200386E5C /* ModalSheet.m in Sources */ = {isa = PBXBuildFile; fileRef = 544B01192114B41200386E5C /* ModalSheet.m */; };
 		544B011D2114EE9100386E5C /* AppHook.m in Sources */ = {isa = PBXBuildFile; fileRef = 544B011C2114EE9100386E5C /* AppHook.m */; };
+		544F5A752E30EFC700674F81 /* style.css in Resources */ = {isa = PBXBuildFile; fileRef = 544F5A722E30EFC700674F81 /* style.css */; };
+		544F5A762E30EFC700674F81 /* opml-lib.m in Sources */ = {isa = PBXBuildFile; fileRef = 544F5A702E30EFC700674F81 /* opml-lib.m */; };
 		54501010230E9C8600F0B165 /* FeedDownload.m in Sources */ = {isa = PBXBuildFile; fileRef = 5450100F230E9C8600F0B165 /* FeedDownload.m */; };
+		5469E13C2EA90C6C00D46CE7 /* NotifyEndpoint.m in Sources */ = {isa = PBXBuildFile; fileRef = 5469E13B2EA90C6C00D46CE7 /* NotifyEndpoint.m */; };
 		546A6A2922C583390034E806 /* SettingsGeneralView.m in Sources */ = {isa = PBXBuildFile; fileRef = 54D857D122802309001BA1C8 /* SettingsGeneralView.m */; };
 		546A6A2C22C584AF0034E806 /* SettingsAppearanceView.m in Sources */ = {isa = PBXBuildFile; fileRef = 546A6A2A22C584AF0034E806 /* SettingsAppearanceView.m */; };
 		546A6A2F22C585580034E806 /* SettingsAboutView.m in Sources */ = {isa = PBXBuildFile; fileRef = 546A6A2D22C585580034E806 /* SettingsAboutView.m */; };
@@ -30,12 +38,15 @@
 		5496B511214D6275003ED4ED /* UserPrefs.m in Sources */ = {isa = PBXBuildFile; fileRef = 5496B510214D6275003ED4ED /* UserPrefs.m */; };
 		54A07A7F220E04CF00082C51 /* NSFetchRequest+Ext.m in Sources */ = {isa = PBXBuildFile; fileRef = 54A07A7E220E04CF00082C51 /* NSFetchRequest+Ext.m */; };
 		54A07A82220E723D00082C51 /* MapUnreadTotal.m in Sources */ = {isa = PBXBuildFile; fileRef = 54A07A81220E723D00082C51 /* MapUnreadTotal.m */; };
-		54A2D63922EF81A4007C61F3 /* QLOPML.qlgenerator in CopyFiles */ = {isa = PBXBuildFile; fileRef = 54A2D63822EF8193007C61F3 /* QLOPML.qlgenerator */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
 		54ACC28C21061B3C0020715F /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 54ACC28B21061B3C0020715F /* main.m */; };
 		54ACC29521061E270020715F /* UpdateScheduler.m in Sources */ = {isa = PBXBuildFile; fileRef = 54ACC29421061E270020715F /* UpdateScheduler.m */; };
 		54ACC29821061FBA0020715F /* Preferences.m in Sources */ = {isa = PBXBuildFile; fileRef = 54ACC29721061FBA0020715F /* Preferences.m */; };
 		54AD4E0C2301853D000AE386 /* NSString+Ext.m in Sources */ = {isa = PBXBuildFile; fileRef = 54AD4E0B2301853D000AE386 /* NSString+Ext.m */; };
 		54AD4EE72305B17D000AE386 /* container-migration.plist in Resources */ = {isa = PBXBuildFile; fileRef = 54AD4EE62305B17D000AE386 /* container-migration.plist */; };
+		54AD90EA2E30C48400160925 /* Quartz.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 54AD90E92E30C48400160925 /* Quartz.framework */; };
+		54AD90EE2E30C48400160925 /* PreviewViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 54AD90ED2E30C48400160925 /* PreviewViewController.m */; };
+		54AD90F12E30C48400160925 /* PreviewViewController.xib in Resources */ = {isa = PBXBuildFile; fileRef = 54AD90EF2E30C48400160925 /* PreviewViewController.xib */; };
+		54AD90F72E30C48400160925 /* QLOPML.appex in Embed App Extensions */ = {isa = PBXBuildFile; fileRef = 54AD90E72E30C48400160925 /* QLOPML.appex */; settings = {ATTRIBUTES = (RemoveHeadersOnCopy, ); }; };
 		54B51704226DC339006C1B29 /* ModalFeedEditView.m in Sources */ = {isa = PBXBuildFile; fileRef = 54B51703226DC339006C1B29 /* ModalFeedEditView.m */; };
 		54B517072270E990006C1B29 /* NSView+Ext.m in Sources */ = {isa = PBXBuildFile; fileRef = 54B517062270E92A006C1B29 /* NSView+Ext.m */; };
 		54B6F14A231551B3002C94C9 /* FaviconDownload.m in Sources */ = {isa = PBXBuildFile; fileRef = 54B6F149231551B3002C94C9 /* FaviconDownload.m */; };
@@ -44,6 +55,7 @@
 		54B749E0220636200022CC6D /* FeedArticle+Ext.m in Sources */ = {isa = PBXBuildFile; fileRef = 54B749DF220635CD0022CC6D /* FeedArticle+Ext.m */; };
 		54BB048921FD2AB500C303A5 /* NSDate+Ext.m in Sources */ = {isa = PBXBuildFile; fileRef = 54BB048821FD2AB500C303A5 /* NSDate+Ext.m */; };
 		54BF444A22D0F4F300660096 /* AppIcon.icns in Resources */ = {isa = PBXBuildFile; fileRef = 54BF444922D0F4F300660096 /* AppIcon.icns */; };
+		54D10DDB2C6E930F0008F621 /* RegexFeed.m in Sources */ = {isa = PBXBuildFile; fileRef = 54D10DDA2C6E930F0008F621 /* RegexFeed.m */; };
 		54D55D7322E624CD00057B98 /* SettingsFeeds+DragDrop.m in Sources */ = {isa = PBXBuildFile; fileRef = 54D55D7222E624CD00057B98 /* SettingsFeeds+DragDrop.m */; };
 		54D857CE227C5785001BA1C8 /* RefreshStatisticsView.m in Sources */ = {isa = PBXBuildFile; fileRef = 54D857CD227C5785001BA1C8 /* RefreshStatisticsView.m */; };
 		54DD9F1323D1D6B000B1EAA6 /* NSColor+Ext.m in Sources */ = {isa = PBXBuildFile; fileRef = 54DD9F1223D1D6B000B1EAA6 /* NSColor+Ext.m */; };
@@ -72,11 +84,11 @@
 			remoteGlobalIDString = 84F22C171B52DDEA000060CE;
 			remoteInfo = RSXML2Tests;
 		};
-		54A2D63722EF8193007C61F3 /* PBXContainerItemProxy */ = {
+		54AD90F42E30C48400160925 /* PBXContainerItemProxy */ = {
 			isa = PBXContainerItemProxy;
-			containerPortal = 54A2D62E22EF8183007C61F3 /* QLOPML.xcodeproj */;
-			proxyType = 2;
-			remoteGlobalIDString = 540A649822EE78B200470937;
+			containerPortal = 54ACC27421061B3B0020715F /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = 54AD90E62E30C48400160925;
 			remoteInfo = QLOPML;
 		};
 /* End PBXContainerItemProxy section */
@@ -93,23 +105,15 @@
 			name = "Embed Frameworks";
 			runOnlyForDeploymentPostprocessing = 0;
 		};
-		544DCCBC212A2B5A002DBC46 /* CopyFiles */ = {
+		54AD90F62E30C48400160925 /* Embed App Extensions */ = {
 			isa = PBXCopyFilesBuildPhase;
 			buildActionMask = 2147483647;
 			dstPath = "";
-			dstSubfolderSpec = 16;
+			dstSubfolderSpec = 13;
 			files = (
+				54AD90F72E30C48400160925 /* QLOPML.appex in Embed App Extensions */,
 			);
-			runOnlyForDeploymentPostprocessing = 0;
-		};
-		54CE4D4522EF509400E89C16 /* CopyFiles */ = {
-			isa = PBXCopyFilesBuildPhase;
-			buildActionMask = 2147483647;
-			dstPath = Contents/Library/QuickLook;
-			dstSubfolderSpec = 1;
-			files = (
-				54A2D63922EF81A4007C61F3 /* QLOPML.qlgenerator in CopyFiles */,
-			);
+			name = "Embed App Extensions";
 			runOnlyForDeploymentPostprocessing = 0;
 		};
 /* End PBXCopyFilesBuildPhase section */
@@ -127,12 +131,27 @@
 		541C67C22255470B004D2CE6 /* SettingsAppearance.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = SettingsAppearance.m; sourceTree = "<group>"; };
 		54209E922117325100F3B5EF /* DrawImage.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DrawImage.h; sourceTree = "<group>"; };
 		54209E932117325100F3B5EF /* DrawImage.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = DrawImage.m; sourceTree = "<group>"; };
+		54229F532E02491A0019ACB0 /* TinySVG.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = TinySVG.h; sourceTree = "<group>"; };
+		54229F542E02491A0019ACB0 /* TinySVG.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = TinySVG.m; sourceTree = "<group>"; };
+		54253C7A2C47303A00742695 /* RegexConverter+Ext.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "RegexConverter+Ext.h"; sourceTree = "<group>"; };
+		54253C7E2C47303A00742695 /* RegexConverter+Ext.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "RegexConverter+Ext.m"; sourceTree = "<group>"; };
+		54253C832C47368F00742695 /* RegexConverterView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RegexConverterView.h; sourceTree = "<group>"; };
+		54253C842C47369000742695 /* RegexConverterView.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RegexConverterView.m; sourceTree = "<group>"; };
+		54253C872C49A6A800742695 /* RegexConverterController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RegexConverterController.m; sourceTree = "<group>"; };
+		54253C882C49A6A800742695 /* RegexConverterController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RegexConverterController.h; sourceTree = "<group>"; };
+		54253C8A2C49A92400742695 /* RegexConverterModal.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RegexConverterModal.m; sourceTree = "<group>"; };
+		54253C8B2C49A92400742695 /* RegexConverterModal.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RegexConverterModal.h; sourceTree = "<group>"; };
 		544B01182114B41200386E5C /* ModalSheet.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ModalSheet.h; sourceTree = "<group>"; };
 		544B01192114B41200386E5C /* ModalSheet.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = ModalSheet.m; sourceTree = "<group>"; };
 		544B011B2114EE9100386E5C /* AppHook.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AppHook.h; sourceTree = "<group>"; };
 		544B011C2114EE9100386E5C /* AppHook.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = AppHook.m; sourceTree = "<group>"; };
+		544F5A6F2E30EFC700674F81 /* opml-lib.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "opml-lib.h"; sourceTree = "<group>"; };
+		544F5A702E30EFC700674F81 /* opml-lib.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "opml-lib.m"; sourceTree = "<group>"; };
+		544F5A722E30EFC700674F81 /* style.css */ = {isa = PBXFileReference; lastKnownFileType = text.css; path = style.css; sourceTree = "<group>"; };
 		5450100E230E9C8600F0B165 /* FeedDownload.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FeedDownload.h; sourceTree = "<group>"; };
 		5450100F230E9C8600F0B165 /* FeedDownload.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = FeedDownload.m; sourceTree = "<group>"; };
+		5469E13A2EA90C6C00D46CE7 /* NotifyEndpoint.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = NotifyEndpoint.h; sourceTree = "<group>"; };
+		5469E13B2EA90C6C00D46CE7 /* NotifyEndpoint.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = NotifyEndpoint.m; sourceTree = "<group>"; };
 		546A6A2A22C584AF0034E806 /* SettingsAppearanceView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SettingsAppearanceView.m; sourceTree = "<group>"; };
 		546A6A2B22C584AF0034E806 /* SettingsAppearanceView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SettingsAppearanceView.h; sourceTree = "<group>"; };
 		546A6A2D22C585580034E806 /* SettingsAboutView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = SettingsAboutView.m; sourceTree = "<group>"; };
@@ -159,7 +178,6 @@
 		54A07A7E220E04CF00082C51 /* NSFetchRequest+Ext.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "NSFetchRequest+Ext.m"; sourceTree = "<group>"; };
 		54A07A80220E723D00082C51 /* MapUnreadTotal.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = MapUnreadTotal.h; sourceTree = "<group>"; };
 		54A07A81220E723D00082C51 /* MapUnreadTotal.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = MapUnreadTotal.m; sourceTree = "<group>"; };
-		54A2D62E22EF8183007C61F3 /* QLOPML.xcodeproj */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.pb-project"; name = QLOPML.xcodeproj; path = ../QLOPML/QLOPML.xcodeproj; sourceTree = "<group>"; };
 		54ACC27C21061B3B0020715F /* baRSS Beta.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = "baRSS Beta.app"; sourceTree = BUILT_PRODUCTS_DIR; };
 		54ACC28321061B3B0020715F /* DBv1.xcdatamodel */ = {isa = PBXFileReference; lastKnownFileType = wrapper.xcdatamodel; path = DBv1.xcdatamodel; sourceTree = "<group>"; };
 		54ACC28A21061B3C0020715F /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
@@ -172,6 +190,13 @@
 		54AD4E0B2301853D000AE386 /* NSString+Ext.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "NSString+Ext.m"; sourceTree = "<group>"; };
 		54AD4EE42305AF60000AE386 /* baRSS.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = baRSS.entitlements; sourceTree = "<group>"; };
 		54AD4EE62305B17D000AE386 /* container-migration.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = "container-migration.plist"; sourceTree = "<group>"; };
+		54AD90E72E30C48400160925 /* QLOPML.appex */ = {isa = PBXFileReference; explicitFileType = "wrapper.app-extension"; includeInIndex = 0; path = QLOPML.appex; sourceTree = BUILT_PRODUCTS_DIR; };
+		54AD90E92E30C48400160925 /* Quartz.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Quartz.framework; path = System/Library/Frameworks/Quartz.framework; sourceTree = SDKROOT; };
+		54AD90EC2E30C48400160925 /* PreviewViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = PreviewViewController.h; sourceTree = "<group>"; };
+		54AD90ED2E30C48400160925 /* PreviewViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = PreviewViewController.m; sourceTree = "<group>"; };
+		54AD90F02E30C48400160925 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.xib; name = Base; path = Base.lproj/PreviewViewController.xib; sourceTree = "<group>"; };
+		54AD90F22E30C48400160925 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		54AD90F32E30C48400160925 /* QLOPML.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = QLOPML.entitlements; sourceTree = "<group>"; };
 		54B51702226DC339006C1B29 /* ModalFeedEditView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ModalFeedEditView.h; sourceTree = "<group>"; };
 		54B51703226DC339006C1B29 /* ModalFeedEditView.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = ModalFeedEditView.m; sourceTree = "<group>"; };
 		54B517052270E8C6006C1B29 /* NSView+Ext.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "NSView+Ext.h"; sourceTree = "<group>"; };
@@ -187,6 +212,8 @@
 		54BB048721FD2AB500C303A5 /* NSDate+Ext.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSDate+Ext.h"; sourceTree = "<group>"; };
 		54BB048821FD2AB500C303A5 /* NSDate+Ext.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "NSDate+Ext.m"; sourceTree = "<group>"; };
 		54BF444922D0F4F300660096 /* AppIcon.icns */ = {isa = PBXFileReference; lastKnownFileType = image.icns; path = AppIcon.icns; sourceTree = "<group>"; };
+		54D10DD92C6E930F0008F621 /* RegexFeed.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RegexFeed.h; sourceTree = "<group>"; };
+		54D10DDA2C6E930F0008F621 /* RegexFeed.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RegexFeed.m; sourceTree = "<group>"; };
 		54D55D7122E624CD00057B98 /* SettingsFeeds+DragDrop.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "SettingsFeeds+DragDrop.h"; sourceTree = "<group>"; };
 		54D55D7222E624CD00057B98 /* SettingsFeeds+DragDrop.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "SettingsFeeds+DragDrop.m"; sourceTree = "<group>"; };
 		54D857CC227C5785001BA1C8 /* RefreshStatisticsView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RefreshStatisticsView.h; sourceTree = "<group>"; };
@@ -219,6 +246,14 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		54AD90E42E30C48400160925 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				54AD90EA2E30C48400160925 /* Quartz.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
@@ -237,6 +272,21 @@
 			path = "Status Bar Menu";
 			sourceTree = "<group>";
 		};
+		54253C862C49A5A900742695 /* Regex Editor */ = {
+			isa = PBXGroup;
+			children = (
+				54253C8B2C49A92400742695 /* RegexConverterModal.h */,
+				54253C8A2C49A92400742695 /* RegexConverterModal.m */,
+				54253C882C49A6A800742695 /* RegexConverterController.h */,
+				54253C872C49A6A800742695 /* RegexConverterController.m */,
+				54253C832C47368F00742695 /* RegexConverterView.h */,
+				54253C842C47369000742695 /* RegexConverterView.m */,
+				54D10DD92C6E930F0008F621 /* RegexFeed.h */,
+				54D10DDA2C6E930F0008F621 /* RegexFeed.m */,
+			);
+			path = "Regex Editor";
+			sourceTree = "<group>";
+		};
 		544936F721F1E51E00DEE9AA /* NSCategories */ = {
 			isa = PBXGroup;
 			children = (
@@ -258,6 +308,15 @@
 			path = NSCategories;
 			sourceTree = "<group>";
 		};
+		5469E1372EA90C3500D46CE7 /* Notifications */ = {
+			isa = PBXGroup;
+			children = (
+				5469E13A2EA90C6C00D46CE7 /* NotifyEndpoint.h */,
+				5469E13B2EA90C6C00D46CE7 /* NotifyEndpoint.m */,
+			);
+			path = Notifications;
+			sourceTree = "<group>";
+		};
 		546FC44D2118B357007CC3A3 /* Preferences */ = {
 			isa = PBXGroup;
 			children = (
@@ -295,28 +354,23 @@
 				5477D34D21233C62002BA27F /* FeedGroup+Ext.m */,
 				540F704321B6C16C0022E69D /* FeedMeta+Ext.h */,
 				540F704421B6C16C0022E69D /* FeedMeta+Ext.m */,
+				54253C7A2C47303A00742695 /* RegexConverter+Ext.h */,
+				54253C7E2C47303A00742695 /* RegexConverter+Ext.m */,
 				54B749DE220635BE0022CC6D /* FeedArticle+Ext.h */,
 				54B749DF220635CD0022CC6D /* FeedArticle+Ext.m */,
 			);
 			path = "Core Data";
 			sourceTree = "<group>";
 		};
-		54A2D63422EF8193007C61F3 /* Products */ = {
-			isa = PBXGroup;
-			children = (
-				54A2D63822EF8193007C61F3 /* QLOPML.qlgenerator */,
-			);
-			name = Products;
-			sourceTree = "<group>";
-		};
 		54ACC27321061B3B0020715F = {
 			isa = PBXGroup;
 			children = (
 				540CD14821C094A2004AB594 /* README.md */,
 				54892F1D2235285700271CBA /* CHANGELOG.md */,
 				54ACC27E21061B3B0020715F /* baRSS */,
-				54A2D62E22EF8183007C61F3 /* QLOPML.xcodeproj */,
 				5483295E2A3CDB22000688B9 /* RSXML2.xcodeproj */,
+				54AD90EB2E30C48400160925 /* QLOPML */,
+				54AD90E82E30C48400160925 /* Frameworks */,
 				54ACC27D21061B3B0020715F /* Products */,
 			);
 			sourceTree = "<group>";
@@ -325,6 +379,7 @@
 			isa = PBXGroup;
 			children = (
 				54ACC27C21061B3B0020715F /* baRSS Beta.app */,
+				54AD90E72E30C48400160925 /* QLOPML.appex */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -339,8 +394,10 @@
 				54E9CF2F225913850023696F /* Helper */,
 				544936F721F1E51E00DEE9AA /* NSCategories */,
 				541A90EF21257D4F002680A6 /* Status Bar Menu */,
+				5469E1372EA90C3500D46CE7 /* Notifications */,
 				54A07A8322105E0800082C51 /* Core Data */,
 				54AD4E04230084FD000AE386 /* Feed Import */,
+				54253C862C49A5A900742695 /* Regex Editor */,
 				546FC44D2118B357007CC3A3 /* Preferences */,
 				54ACC28A21061B3C0020715F /* Info.plist */,
 				54F7101322EE0DDA006985D1 /* Artwork */,
@@ -368,6 +425,29 @@
 			path = "Feed Import";
 			sourceTree = "<group>";
 		};
+		54AD90E82E30C48400160925 /* Frameworks */ = {
+			isa = PBXGroup;
+			children = (
+				54AD90E92E30C48400160925 /* Quartz.framework */,
+			);
+			name = Frameworks;
+			sourceTree = "<group>";
+		};
+		54AD90EB2E30C48400160925 /* QLOPML */ = {
+			isa = PBXGroup;
+			children = (
+				544F5A6F2E30EFC700674F81 /* opml-lib.h */,
+				544F5A702E30EFC700674F81 /* opml-lib.m */,
+				54AD90EC2E30C48400160925 /* PreviewViewController.h */,
+				54AD90ED2E30C48400160925 /* PreviewViewController.m */,
+				54AD90EF2E30C48400160925 /* PreviewViewController.xib */,
+				54AD90F22E30C48400160925 /* Info.plist */,
+				54AD90F32E30C48400160925 /* QLOPML.entitlements */,
+				544F5A722E30EFC700674F81 /* style.css */,
+			);
+			path = QLOPML;
+			sourceTree = "<group>";
+		};
 		54D857CF228022AB001BA1C8 /* General Tab */ = {
 			isa = PBXGroup;
 			children = (
@@ -429,6 +509,8 @@
 				54209E932117325100F3B5EF /* DrawImage.m */,
 				54910065233A4D4000858AE2 /* URLScheme.h */,
 				54910066233A4D4000858AE2 /* URLScheme.m */,
+				54229F532E02491A0019ACB0 /* TinySVG.h */,
+				54229F542E02491A0019ACB0 /* TinySVG.m */,
 			);
 			path = Helper;
 			sourceTree = "<group>";
@@ -453,27 +535,44 @@
 				54ACC27921061B3B0020715F /* Frameworks */,
 				54ACC27A21061B3B0020715F /* Resources */,
 				544DCCBB212A2B4D002DBC46 /* Embed Frameworks */,
-				54CE4D4522EF509400E89C16 /* CopyFiles */,
-				544DCCBC212A2B5A002DBC46 /* CopyFiles */,
-				543964EE2215C27B0016AAA3 /* ShellScript */,
-				54FB05D12305BFAB00A088AD /* ShellScript */,
+				54FB05D12305BFAB00A088AD /* dynamic app name in db migration */,
+				54AD90F62E30C48400160925 /* Embed App Extensions */,
 			);
 			buildRules = (
 			);
 			dependencies = (
+				54AD90F52E30C48400160925 /* PBXTargetDependency */,
 			);
 			name = baRSS;
 			productName = baRRS;
 			productReference = 54ACC27C21061B3B0020715F /* baRSS Beta.app */;
 			productType = "com.apple.product-type.application";
 		};
+		54AD90E62E30C48400160925 /* QLOPML */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = 54AD90F82E30C48400160925 /* Build configuration list for PBXNativeTarget "QLOPML" */;
+			buildPhases = (
+				54AD90E32E30C48400160925 /* Sources */,
+				54AD90E42E30C48400160925 /* Frameworks */,
+				54AD90E52E30C48400160925 /* Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = QLOPML;
+			productName = QLOPML;
+			productReference = 54AD90E72E30C48400160925 /* QLOPML.appex */;
+			productType = "com.apple.product-type.app-extension";
+		};
 /* End PBXNativeTarget section */
 
 /* Begin PBXProject section */
 		54ACC27421061B3B0020715F /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 1200;
+				BuildIndependentTargetsInParallel = YES;
+				LastUpgradeCheck = 1640;
 				ORGANIZATIONNAME = relikd;
 				TargetAttributes = {
 					54ACC27B21061B3B0020715F = {
@@ -491,6 +590,9 @@
 							};
 						};
 					};
+					54AD90E62E30C48400160925 = {
+						CreatedOnToolsVersion = 12.4;
+					};
 				};
 			};
 			buildConfigurationList = 54ACC27721061B3B0020715F /* Build configuration list for PBXProject "baRSS" */;
@@ -505,10 +607,6 @@
 			productRefGroup = 54ACC27D21061B3B0020715F /* Products */;
 			projectDirPath = "";
 			projectReferences = (
-				{
-					ProductGroup = 54A2D63422EF8193007C61F3 /* Products */;
-					ProjectRef = 54A2D62E22EF8183007C61F3 /* QLOPML.xcodeproj */;
-				},
 				{
 					ProductGroup = 5483295F2A3CDB22000688B9 /* Products */;
 					ProjectRef = 5483295E2A3CDB22000688B9 /* RSXML2.xcodeproj */;
@@ -517,6 +615,7 @@
 			projectRoot = "";
 			targets = (
 				54ACC27B21061B3B0020715F /* baRSS */,
+				54AD90E62E30C48400160925 /* QLOPML */,
 			);
 		};
 /* End PBXProject section */
@@ -536,13 +635,6 @@
 			remoteRef = 548329662A3CDB22000688B9 /* PBXContainerItemProxy */;
 			sourceTree = BUILT_PRODUCTS_DIR;
 		};
-		54A2D63822EF8193007C61F3 /* QLOPML.qlgenerator */ = {
-			isa = PBXReferenceProxy;
-			fileType = wrapper.cfbundle;
-			path = QLOPML.qlgenerator;
-			remoteRef = 54A2D63722EF8193007C61F3 /* PBXContainerItemProxy */;
-			sourceTree = BUILT_PRODUCTS_DIR;
-		};
 /* End PBXReferenceProxy section */
 
 /* Begin PBXResourcesBuildPhase section */
@@ -556,28 +648,21 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		54AD90E52E30C48400160925 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				54AD90F12E30C48400160925 /* PreviewViewController.xib in Resources */,
+				544F5A752E30EFC700674F81 /* style.css in Resources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
-		543964EE2215C27B0016AAA3 /* ShellScript */ = {
-			isa = PBXShellScriptBuildPhase;
-			buildActionMask = 2147483647;
-			files = (
-			);
-			inputFileListPaths = (
-			);
-			inputPaths = (
-			);
-			outputFileListPaths = (
-			);
-			outputPaths = (
-			);
-			runOnlyForDeploymentPostprocessing = 0;
-			shellPath = /bin/sh;
-			shellScript = "# https://crunchybagel.com/auto-incrementing-build-numbers-in-xcode/\nbuildNumber=$(/usr/libexec/PlistBuddy -c \"Print CFBundleVersion\" \"${PROJECT_DIR}/${INFOPLIST_FILE}\")\nbuildNumber=$(($buildNumber + 1))\n/usr/libexec/PlistBuddy -c \"Set :CFBundleVersion $buildNumber\" \"${PROJECT_DIR}/${INFOPLIST_FILE}\"\n";
-		};
-		54FB05D12305BFAB00A088AD /* ShellScript */ = {
+		54FB05D12305BFAB00A088AD /* dynamic app name in db migration */ = {
 			isa = PBXShellScriptBuildPhase;
+			alwaysOutOfDate = 1;
 			buildActionMask = 2147483647;
 			files = (
 			);
@@ -585,6 +670,7 @@
 			);
 			inputPaths = (
 			);
+			name = "dynamic app name in db migration";
 			outputFileListPaths = (
 			);
 			outputPaths = (
@@ -601,8 +687,10 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				54253C932C49BFCD00742695 /* RegexConverterModal.m in Sources */,
 				54B51704226DC339006C1B29 /* ModalFeedEditView.m in Sources */,
 				54AD4E0C2301853D000AE386 /* NSString+Ext.m in Sources */,
+				54D10DDB2C6E930F0008F621 /* RegexFeed.m in Sources */,
 				546A6A2C22C584AF0034E806 /* SettingsAppearanceView.m in Sources */,
 				54E9CF32225914300023696F /* SettingsAbout.m in Sources */,
 				54B749E0220636200022CC6D /* FeedArticle+Ext.m in Sources */,
@@ -614,6 +702,7 @@
 				54DD9F1323D1D6B000B1EAA6 /* NSColor+Ext.m in Sources */,
 				54ACC29521061E270020715F /* UpdateScheduler.m in Sources */,
 				54BB048921FD2AB500C303A5 /* NSDate+Ext.m in Sources */,
+				54253C7F2C47303A00742695 /* RegexConverter+Ext.m in Sources */,
 				5477D34E21233C62002BA27F /* FeedGroup+Ext.m in Sources */,
 				54B6F14A231551B3002C94C9 /* FaviconDownload.m in Sources */,
 				54E4446C2329AE0600BBF481 /* NSError+Ext.m in Sources */,
@@ -628,6 +717,7 @@
 				54195886218E1BDB00581B79 /* NSMenu+Ext.m in Sources */,
 				54910067233A4D4000858AE2 /* URLScheme.m in Sources */,
 				54F6025D21C1D4170006D338 /* OpmlFile.m in Sources */,
+				54229F552E02491A0019ACB0 /* TinySVG.m in Sources */,
 				5496B511214D6275003ED4ED /* UserPrefs.m in Sources */,
 				546A6A2F22C585580034E806 /* SettingsAboutView.m in Sources */,
 				54B517072270E990006C1B29 /* NSView+Ext.m in Sources */,
@@ -636,18 +726,49 @@
 				541C67C32255470B004D2CE6 /* SettingsAppearance.m in Sources */,
 				54B749DA2204A85C0022CC6D /* BarStatusItem.m in Sources */,
 				546FC43D21188AD5007CC3A3 /* SettingsFeeds.m in Sources */,
+				54253C952C49BFE400742695 /* RegexConverterView.m in Sources */,
 				548C6D0A230C33DE003A1AAF /* NSURL+Ext.m in Sources */,
 				54E88320211B509D00064188 /* ModalFeedEdit.m in Sources */,
 				54195883218A061100581B79 /* Feed+Ext.m in Sources */,
+				5469E13C2EA90C6C00D46CE7 /* NotifyEndpoint.m in Sources */,
 				54501010230E9C8600F0B165 /* FeedDownload.m in Sources */,
 				54209E942117325100F3B5EF /* DrawImage.m in Sources */,
+				54253C942C49BFDC00742695 /* RegexConverterController.m in Sources */,
 				54FE73D021220DEC003EAC65 /* StoreCoordinator.m in Sources */,
 				54A07A7F220E04CF00082C51 /* NSFetchRequest+Ext.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		54AD90E32E30C48400160925 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				544F5A762E30EFC700674F81 /* opml-lib.m in Sources */,
+				54AD90EE2E30C48400160925 /* PreviewViewController.m in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXSourcesBuildPhase section */
 
+/* Begin PBXTargetDependency section */
+		54AD90F52E30C48400160925 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = 54AD90E62E30C48400160925 /* QLOPML */;
+			targetProxy = 54AD90F42E30C48400160925 /* PBXContainerItemProxy */;
+		};
+/* End PBXTargetDependency section */
+
+/* Begin PBXVariantGroup section */
+		54AD90EF2E30C48400160925 /* PreviewViewController.xib */ = {
+			isa = PBXVariantGroup;
+			children = (
+				54AD90F02E30C48400160925 /* Base */,
+			);
+			name = PreviewViewController.xib;
+			sourceTree = "<group>";
+		};
+/* End PBXVariantGroup section */
+
 /* Begin XCBuildConfiguration section */
 		54ACC28E21061B3C0020715F /* Debug */ = {
 			isa = XCBuildConfiguration;
@@ -684,7 +805,10 @@
 				CLANG_WARN_UNREACHABLE_CODE = YES;
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				COPY_PHASE_STRIP = NO;
+				CURRENT_PROJECT_VERSION = 16785;
+				DEAD_CODE_STRIPPING = YES;
 				DEBUG_INFORMATION_FORMAT = dwarf;
+				DEVELOPMENT_TEAM = UY657LKNHJ;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
@@ -698,7 +822,8 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				MACOSX_DEPLOYMENT_TARGET = 10.12;
+				MACOSX_DEPLOYMENT_TARGET = 10.14;
+				MARKETING_VERSION = 1.5.3;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = macosx;
@@ -741,7 +866,10 @@
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				CODE_SIGN_INJECT_BASE_ENTITLEMENTS = NO;
 				COPY_PHASE_STRIP = NO;
+				CURRENT_PROJECT_VERSION = 16785;
+				DEAD_CODE_STRIPPING = YES;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				DEVELOPMENT_TEAM = UY657LKNHJ;
 				ENABLE_NS_ASSERTIONS = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
@@ -752,7 +880,8 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				MACOSX_DEPLOYMENT_TARGET = 10.12;
+				MACOSX_DEPLOYMENT_TARGET = 10.14;
+				MARKETING_VERSION = 1.5.3;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = macosx;
 			};
@@ -774,12 +903,9 @@
 				CLANG_WARN_OBJC_REPEATED_USE_OF_WEAK = YES;
 				CLANG_WARN_SUSPICIOUS_IMPLICIT_CONVERSION = YES;
 				CODE_SIGN_ENTITLEMENTS = baRSS/baRSS.entitlements;
-				CODE_SIGN_IDENTITY = "Mac Developer";
-				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = UY657LKNHJ;
-				EMBED_ASSET_PACKS_IN_PRODUCT_BUNDLE = NO;
 				ENABLE_HARDENED_RUNTIME = YES;
+				ENABLE_USER_SCRIPT_SANDBOXING = NO;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"$(PROJECT_DIR)",
@@ -807,7 +933,6 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = de.relikd.baRSS.beta;
 				PRODUCT_NAME = "$(TARGET_NAME) Beta";
-				PROVISIONING_PROFILE_SPECIFIER = "";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 			};
 			name = Debug;
@@ -828,12 +953,9 @@
 				CLANG_WARN_OBJC_REPEATED_USE_OF_WEAK = YES;
 				CLANG_WARN_SUSPICIOUS_IMPLICIT_CONVERSION = YES;
 				CODE_SIGN_ENTITLEMENTS = baRSS/baRSS.entitlements;
-				CODE_SIGN_IDENTITY = "Mac Developer";
-				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = UY657LKNHJ;
-				EMBED_ASSET_PACKS_IN_PRODUCT_BUNDLE = NO;
 				ENABLE_HARDENED_RUNTIME = YES;
+				ENABLE_USER_SCRIPT_SANDBOXING = NO;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
 					"$(PROJECT_DIR)",
@@ -861,7 +983,47 @@
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = de.relikd.baRSS;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				PROVISIONING_PROFILE_SPECIFIER = "";
+			};
+			name = Release;
+		};
+		54AD90F92E30C48400160925 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CODE_SIGN_ENTITLEMENTS = QLOPML/QLOPML.entitlements;
+				ENABLE_HARDENED_RUNTIME = YES;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				INFOPLIST_FILE = QLOPML/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/../Frameworks",
+					"@executable_path/../../../../Frameworks",
+				);
+				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = de.relikd.baRSS.beta.QLOPML;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+			};
+			name = Debug;
+		};
+		54AD90FA2E30C48400160925 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CODE_SIGN_ENTITLEMENTS = QLOPML/QLOPML.entitlements;
+				ENABLE_HARDENED_RUNTIME = YES;
+				INFOPLIST_FILE = QLOPML/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/../Frameworks",
+					"@executable_path/../../../../Frameworks",
+				);
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = de.relikd.baRSS.QLOPML;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
 			};
 			name = Release;
 		};
@@ -886,6 +1048,15 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
+		54AD90F82E30C48400160925 /* Build configuration list for PBXNativeTarget "QLOPML" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				54AD90F92E30C48400160925 /* Debug */,
+				54AD90FA2E30C48400160925 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
 /* End XCConfigurationList section */
 
 /* Begin XCVersionGroup section */

baRSS.xcodeproj/xcshareddata/xcschemes/baRSS.xcscheme

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1240"
-   version = "1.3">
+   LastUpgradeVersion = "1640"
+   version = "1.8">
    <BuildAction
       parallelizeBuildables = "YES"
       buildImplicitDependencies = "YES">

baRSS/AppHook.m

@@ -7,6 +7,7 @@
 #import "StoreCoordinator.h"
 #import "SettingsFeeds+DragDrop.h"
 #import "URLScheme.h"
+#import "NotifyEndpoint.h"
 #import "NSURL+Ext.h"
 #import "NSError+Ext.h"
 
@@ -37,12 +38,18 @@
 	[_statusItem asyncReloadUnreadCount];
 	[UpdateScheduler registerNetworkChangeNotification]; // will call update scheduler
 	if ([StoreCoordinator isEmpty]) {
-		[_statusItem showWelcomeMessage];
+		// stupid macOS bugs ... status-bar-menu-item frame is zero without delay
+		// [_statusItem showWelcomeMessage];
+		[_statusItem performSelector:@selector(showWelcomeMessage) withObject:nil afterDelay:.2];
 		[UpdateScheduler autoDownloadAndParseUpdateURL];
 	} else {
 		// mostly for version migration 0.9.4 ~> 1.0 (favicon storage)
 		if (initial) [UpdateScheduler updateAllFavicons];
 	}
+	
+	// Notifications are disabled by default so this wont trigger for first app launch.
+	// Also, this will register the notification delegate and respond to click & open feed.
+	[NotifyEndpoint activate];
 }
 
 - (void)applicationWillTerminate:(NSNotification *)aNotification {

baRSS/Artwork/application-icon.svg

@@ -4,10 +4,14 @@
 	<stop offset="0.5" style="stop-color:#FFAB48"/>
 	<stop offset="1" style="stop-color:#FF8B00"/>
 </linearGradient>
+<!-- 3 = half stroke width,  28 = 25 + 3,  25 = radius,  44 = 100 - 2*r - 2*3 -->
+<!-- <path fill="url(#orange)" stroke="#FFF" stroke-width="6" d="M3,28v44q0,25,25,25h44q25,0,25,-25v-44q0,-25,-25,-25h-44q-25,0,-25,25z"/> -->
+<g transform="translate(10 10) scale(.8 .8)">
 	<path fill="url(#orange)" d="M0,25v50q0,25,25,25h50q25,0,25,-25v-50q0,-25,-25,-25h-50q-25,0,-25,25z"/>
-<g fill="#FFFFFF" transform="matrix(-0.75 0 0 0.75 87.5 12.5)">
-	<circle cx="13" cy="13" r="13"/>
-	<path d="M0,45v20Q65,65,65,0h-20Q45,45,0,45z"/>
-	<path d="M0,80v20Q100,100,100,0h-20Q80,80,0,80z"/>
+	<g fill="#FFF" transform="translate(12.5 12.5) scale(.75 .75)">
+		<circle cx="87" cy="13" r="13"/>
+		<path d="M35,0q0,65,65,65v-20q-45,0,-45,-45z"/>
+		<path d="M0,0q0,100,100,100v-20q-80,0,-80,-80z"/>
+	</g>
 </g>
 </svg>

baRSS/Constants.h

@@ -6,7 +6,6 @@
 // TODO: Add support for media player? image feed?
 // <enclosure url="https://url.mp3" length="63274022" type="audio/mpeg" />
 // TODO: Disable 'update all' menu item during update?
-// TODO: HTML to Feed Generator.  https://github.com/RSS-Bridge/rss-bridge
 // TODO: SQlite instead of CoreData?  https://www.objc.io/issues/4-core-data/SQLite-instead-of-core-data/
 
 
@@ -35,6 +34,8 @@ static NSImageName const RSSImageMenuBarIconActive = @"RSSImageMenuBarIconActive
 static NSImageName const RSSImageMenuBarIconPaused = @"RSSImageMenuBarIconPaused";
 /// Menu item, unread state icon (blue dot)
 static NSImageName const RSSImageMenuItemUnread    = @"RSSImageMenuItemUnread";
+/// Feed edit, regex editor icon @c "(.*)"
+static NSImageName const RSSImageRegexIcon         = @"RSSImageRegexIcon";
 
 
 #pragma mark - NSNotificationName constants

baRSS/Core Data/Feed+Ext.h

@@ -10,6 +10,7 @@ NS_ASSUME_NONNULL_BEGIN
 
 // Generator methods / Feed update
 + (instancetype)newFeedAndMetaInContext:(NSManagedObjectContext*)context;
+- (NSString*)notificationID;
 - (void)updateWithRSS:(RSParsedFeed*)obj postUnreadCountChange:(BOOL)flag;
 - (NSMenuItem*)newMenuItem;
 // Getter & Setter
@@ -17,6 +18,7 @@ NS_ASSUME_NONNULL_BEGIN
 - (void)setNewIcon:(NSURL*)location;
 // Article properties
 - (nullable NSArray<FeedArticle*>*)sortedArticles;
+- (NSUInteger)countUnread;
 @end
 
 NS_ASSUME_NONNULL_END

baRSS/Core Data/Feed+Ext.m

@@ -6,6 +6,7 @@
 #import "FeedGroup+Ext.h"
 #import "FeedArticle+Ext.h"
 #import "StoreCoordinator.h"
+#import "NotifyEndpoint.h"
 #import "NSURL+Ext.h"
 
 @implementation Feed (Ext)
@@ -17,6 +18,11 @@
 	return feed;
 }
 
+/// unique ID used for notifications. returns @c objectID.URIRepresentation.absoluteString
+- (NSString*)notificationID {
+	return self.objectID.URIRepresentation.absoluteString;
+}
+
 /// Call @c indexPathString on @c .group and update @c .indexPath if current value is different.
 - (void)calculateAndSetIndexPathString {
 	NSString *pthStr = [self.group indexPathString];
@@ -89,6 +95,8 @@
 			[localSet removeObject:stored];
 			if (stored.sortIndex != currentIndex)
 				stored.sortIndex = currentIndex; // Ensures block of ascending indices
+			// replace local values with remote changes (if any)
+			[stored updateArticleIfChanged:article];
 		} else {
 			FeedArticle *newArticle = [FeedArticle newArticle:article inContext:self.managedObjectContext];
 			newArticle.sortIndex = currentIndex;
@@ -108,10 +116,12 @@
 - (NSUInteger)deleteArticles:(NSMutableSet<FeedArticle*>*)localSet withRemoteSet:(NSArray<RSParsedArticle*>*)remoteSet {
 	NSUInteger c = 0;
 	NSMutableSet<FeedArticle*> *deletingSet = [NSMutableSet setWithCapacity:localSet.count];
+	NSMutableArray *dismissed = [NSMutableArray array];
 	for (FeedArticle *fa in localSet) {
 		if (![self findLocalArticle:fa inRemoteSet:remoteSet]) {
 			if (fa.unread) ++c;
 			// TODO: keep unread articles?
+			[dismissed addObject:fa.notificationID];
 			[self.managedObjectContext deleteObject:fa];
 			[deletingSet addObject:fa];
 		}
@@ -119,6 +129,7 @@
 	if (deletingSet.count > 0) {
 		[localSet minusSet:deletingSet];
 		[self removeArticles:deletingSet];
+		[NotifyEndpoint dismiss:dismissed];
 	}
 	return c;
 }
@@ -142,11 +153,13 @@
 - (FeedArticle*)findRemoteArticle:(RSParsedArticle*)remote inLocalSet:(NSSet<FeedArticle*>*)localSet {
 	NSString *searchLink = remote.link;
 	NSString *searchGuid = remote.guid;
-	BOOL linkIsNil = (searchLink == nil);
-	BOOL guidIsNil = (searchGuid == nil);
 	for (FeedArticle *art in localSet) {
-		if ((linkIsNil && art.link == nil) || (!linkIsNil && [art.link isEqualToString:searchLink])) {
-			if ((guidIsNil && art.guid == nil) || (!guidIsNil && [art.guid isEqualToString:searchGuid]))
+		// assuming if a guid is set, it will always be unique
+		if (searchGuid != nil) {
+			if ([art.guid isEqualToString:searchGuid])
+				return art;
+		} else if (searchLink != nil) {
+			if ([art.link isEqualToString:searchLink])
 				return art;
 		}
 	}
@@ -159,17 +172,29 @@
 - (RSParsedArticle*)findLocalArticle:(FeedArticle*)local inRemoteSet:(NSArray<RSParsedArticle*>*)remoteSet {
 	NSString *searchLink = local.link;
 	NSString *searchGuid = local.guid;
-	BOOL linkIsNil = (searchLink == nil);
-	BOOL guidIsNil = (searchGuid == nil);
 	for (RSParsedArticle *art in remoteSet) {
-		if ((linkIsNil && art.link == nil) || (!linkIsNil && [art.link isEqualToString:searchLink])) {
-			if ((guidIsNil && art.guid == nil) || (!guidIsNil && [art.guid isEqualToString:searchGuid]))
+		// assuming if a guid is set, it will always be unique
+		if (searchGuid != nil) {
+			if ([art.guid isEqualToString:searchGuid])
+				return art;
+		} else if (searchLink != nil) {
+			if ([art.link isEqualToString:searchLink])
 				return art;
 		}
 	}
 	return nil;
 }
 
+/// Number of unread articles
+- (NSUInteger)countUnread {
+	NSUInteger count = 0;
+	for (FeedArticle *article in self.articles) {
+		if (article.unread)
+			count += 1;
+	}
+	return count;
+}
+
 
 #pragma mark - Icon -
 

baRSS/Core Data/FeedArticle+Ext.h

@@ -6,6 +6,8 @@ NS_ASSUME_NONNULL_BEGIN
 
 @interface FeedArticle (Ext)
 + (instancetype)newArticle:(RSParsedArticle*)entry inContext:(NSManagedObjectContext*)moc;
+- (NSString*)notificationID;
+- (void)updateArticleIfChanged:(RSParsedArticle*)entry;
 - (NSMenuItem*)newMenuItem;
 @end
 

baRSS/Core Data/FeedArticle+Ext.m

@@ -1,8 +1,10 @@
 @import RSXML2.RSParsedArticle;
 #import "FeedArticle+Ext.h"
+#import "Feed+Ext.h"
 #import "Constants.h"
 #import "UserPrefs.h"
 #import "StoreCoordinator.h"
+#import "NotifyEndpoint.h"
 #import "NSString+Ext.h"
 
 @implementation FeedArticle (Ext)
@@ -25,6 +27,21 @@
 	return fa;
 }
 
+/// unique ID used for notifications. returns @c objectID.URIRepresentation.absoluteString
+- (NSString*)notificationID {
+	return self.objectID.URIRepresentation.absoluteString;
+}
+
+- (void)updateArticleIfChanged:(RSParsedArticle*)entry {
+	[self setGuidIfChanged:entry.guid];
+	[self setTitleIfChanged:entry.title];
+	[self setAuthorIfChanged:entry.author];
+	[self setAbstractIfChanged:(entry.abstract.length > 0) ? [entry.abstract htmlToPlainText] : nil];
+	[self setBodyIfChanged:(entry.body.length > 0) ? [entry.body htmlToPlainText] : nil];
+	[self setLinkIfChanged:(entry.link.length > 0) ? entry.link : entry.guid];
+	[self setPublishedIfChanged:entry.datePublished ? entry.datePublished : entry.dateModified];
+}
+
 /// @return Full or truncated article title, based on user preference in settings.
 - (NSString*)shortArticleName {
 	NSString *title = self.title;
@@ -67,8 +84,84 @@
 		[StoreCoordinator saveContext:moc andParent:YES];
 		NSNumber *num = (fa.unread ? @+1 : @-1);
 		PostNotification(kNotificationTotalUnreadCountChanged, num);
+		
+		[NotifyEndpoint dismiss:fa.feed.countUnread > 0 ? @[fa.notificationID] : @[fa.notificationID, fa.feed.notificationID]];
 	}
 	[moc reset];
 }
 
+
+#pragma mark - Setter -
+
+
+/// Set @c guid attribute but only if value differs.
+- (void)setGuidIfChanged:(nullable NSString*)guid {
+	if (guid.length == 0) {
+		if (self.guid.length > 0)
+			self.guid = nil; // nullify empty strings
+	} else if (![self.guid isEqualToString: guid]) {
+		self.guid = guid;
+	}
+}
+
+/// Set @c link attribute but only if value differs.
+- (void)setLinkIfChanged:(nullable NSString*)link {
+	if (link.length == 0) {
+		if (self.link.length > 0)
+			self.link = nil; // nullify empty strings
+	} else if (![self.link isEqualToString: link]) {
+		self.link = link;
+	}
+}
+
+/// Set @c title attribute but only if value differs.
+- (void)setTitleIfChanged:(nullable NSString*)title {
+	if (title.length == 0) {
+		if (self.title.length > 0)
+			self.title = nil; // nullify empty strings
+	} else if (![self.title isEqualToString: title]) {
+		self.title = title;
+	}
+}
+
+/// Set @c abstract attribute but only if value differs.
+- (void)setAbstractIfChanged:(nullable NSString*)abstract {
+	if (abstract.length == 0) {
+		if (self.abstract.length > 0)
+			self.abstract = nil; // nullify empty strings
+	} else if (![self.abstract isEqualToString: abstract]) {
+		self.abstract = abstract;
+	}
+}
+
+/// Set @c body attribute but only if value differs.
+- (void)setBodyIfChanged:(nullable NSString*)body {
+	if (body.length == 0) {
+		if (self.body.length > 0)
+			self.body = nil; // nullify empty strings
+	} else if (![self.body isEqualToString: body]) {
+		self.body = body;
+	}
+}
+
+/// Set @c author attribute but only if value differs.
+- (void)setAuthorIfChanged:(nullable NSString*)author {
+	if (author.length == 0) {
+		if (self.author.length > 0)
+			self.author = nil; // nullify empty strings
+	} else if (![self.author isEqualToString: author]) {
+		self.author = author;
+	}
+}
+
+/// Set @c published attribute but only if value differs.
+- (void)setPublishedIfChanged:(nullable NSDate*)published {
+	if (!published) {
+		if (self.published)
+			self.published = nil; // nullify empty date
+	} else if (![self.published isEqualToDate: published]) {
+		self.published = published;
+	}
+}
+
 @end

baRSS/Core Data/RegexConverter+Ext.h

@@ -0,0 +1,16 @@
+@import Cocoa;
+#import "RegexConverter+CoreDataClass.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface RegexConverter (Ext)
++ (instancetype)newInContext:(NSManagedObjectContext*)moc;
+- (void)setEntryIfChanged:(nullable NSString*)pattern;
+- (void)setHrefIfChanged:(nullable NSString*)pattern;
+- (void)setTitleIfChanged:(nullable NSString*)pattern;
+- (void)setDescIfChanged:(nullable NSString*)pattern;
+- (void)setDateIfChanged:(nullable NSString*)pattern;
+- (void)setDateFormatIfChanged:(nullable NSString*)pattern;
+@end
+
+NS_ASSUME_NONNULL_END

baRSS/Core Data/RegexConverter+Ext.m

@@ -0,0 +1,70 @@
+#import "RegexConverter+Ext.h"
+
+@implementation RegexConverter (Ext)
+
+/// Create new instance
++ (instancetype)newInContext:(NSManagedObjectContext*)moc {
+	return [[RegexConverter alloc] initWithEntity:[RegexConverter entity] insertIntoManagedObjectContext:moc];
+}
+
+/// Set @c entry attribute but only if value differs.
+- (void)setEntryIfChanged:(nullable NSString*)pattern {
+	if (pattern.length == 0) {
+		if (self.entry.length > 0)
+			self.entry = nil; // nullify empty strings
+	} else if (![self.entry isEqualToString: pattern]) {
+		self.entry = pattern;
+	}
+}
+
+/// Set @c href attribute but only if value differs.
+- (void)setHrefIfChanged:(nullable NSString*)pattern {
+	if (pattern.length == 0) {
+		if (self.href.length > 0)
+			self.href = nil; // nullify empty strings
+	} else if (![self.href isEqualToString: pattern]) {
+		self.href = pattern;
+	}
+}
+
+/// Set @c title attribute but only if value differs.
+- (void)setTitleIfChanged:(nullable NSString*)pattern {
+	if (pattern.length == 0) {
+		if (self.title.length > 0)
+			self.title = nil; // nullify empty strings
+	} else if (![self.title isEqualToString: pattern]) {
+		self.title = pattern;
+	}
+}
+
+/// Set @c desc attribute but only if value differs.
+- (void)setDescIfChanged:(nullable NSString*)pattern {
+	if (pattern.length == 0) {
+		if (self.desc.length > 0)
+			self.desc = nil; // nullify empty strings
+	} else if (![self.desc isEqualToString: pattern]) {
+		self.desc = pattern;
+	}
+}
+
+/// Set @c date attribute but only if value differs.
+- (void)setDateIfChanged:(nullable NSString*)pattern {
+	if (pattern.length == 0) {
+		if (self.date.length > 0)
+			self.date = nil; // nullify empty strings
+	} else if (![self.date isEqualToString: pattern]) {
+		self.date = pattern;
+	}
+}
+
+/// Set @c dateFormat attribute but only if value differs.
+- (void)setDateFormatIfChanged:(nullable NSString*)pattern {
+	if (pattern.length == 0) {
+		if (self.dateFormat.length > 0)
+			self.dateFormat = nil; // nullify empty strings
+	} else if (![self.dateFormat isEqualToString: pattern]) {
+		self.dateFormat = pattern;
+	}
+}
+
+@end

baRSS/Core Data/StoreCoordinator.h

@@ -30,6 +30,7 @@ NS_ASSUME_NONNULL_BEGIN
 
 // Unread articles list & mark articled read
 + (NSArray<FeedArticle*>*)articlesAtPath:(nullable NSString*)path isFeed:(BOOL)feedFlag sorted:(BOOL)sortFlag unread:(BOOL)readFlag inContext:(NSManagedObjectContext*)moc limit:(NSUInteger)limit;
++ (nullable NSArray<NSString*>*)updateArticles:(NSArray<FeedArticle*>*)list markRead:(BOOL)markRead andOpen:(BOOL)openLinks inContext:(NSManagedObjectContext*)moc;
 
 // Restore sound state
 + (void)cleanupAndShowAlert:(BOOL)flag;

baRSS/Core Data/StoreCoordinator.m

@@ -2,7 +2,9 @@
 #import "AppHook.h"
 #import "Constants.h"
 #import "FaviconDownload.h"
+#import "UserPrefs.h"
 #import "Feed+Ext.h"
+#import "FeedArticle+Ext.h"
 #import "NSURL+Ext.h"
 #import "NSError+Ext.h"
 #import "NSFetchRequest+Ext.h"
@@ -57,7 +59,9 @@
 		opt = [[Options alloc] initWithEntity:Options.entity insertIntoManagedObjectContext:moc];
 		opt.key = key;
 	}
+	if (opt.value != value) {
 		opt.value = value;
+	}
 	[self saveContext:moc andParent:YES];
 	[moc reset];
 }
@@ -200,6 +204,50 @@
 	return [fr fetchAllRows:moc];
 }
 
+/**
+ For provided articles, pen link, mark read, and save changes.
+ @warning Will invalidate context.
+ 
+ @param list Should only contain @c FeedArticle
+ @param markRead Whether the articles should be marked read or unread.
+ @param openLinks Whether to open the link or mark read without opening
+ 
+ @return @c notificationID for all articles that were opened (empty if @c openLinks=NO or open failed).
+ */
++ (nullable NSArray<NSString*>*)updateArticles:(NSArray<FeedArticle*>*)list markRead:(BOOL)markRead andOpen:(BOOL)openLinks inContext:(NSManagedObjectContext*)moc {
+	if (openLinks) {
+		NSMutableArray<NSURL*> *urls = [NSMutableArray arrayWithCapacity:list.count];
+		for (FeedArticle *fa in list) {
+			if (fa.link.length > 0)
+				[urls addObject:[NSURL URLWithString:fa.link]];
+		}
+		if (urls.count > 0 && !UserPrefsOpenURLs(urls))
+			return nil; // if success == NO, do not modify unread state & exit
+	}
+	
+	NSInteger countChange = 0;
+	for (FeedArticle *fa in list) {
+		if (fa.unread == markRead) { // only if differs
+			fa.unread = !markRead;
+			countChange += markRead ? -1 : +1;
+		}
+	}
+	[self saveContext:moc andParent:YES];
+	
+	// gather uri-ids for notification dismiss
+	NSMutableArray<NSString*> *dbRefs = [NSMutableArray array];
+	if (markRead) {
+		for (FeedArticle *fa in list) {
+			[dbRefs addObject:fa.notificationID];
+			[dbRefs addObject:fa.feed.notificationID];
+		}
+	}
+	
+	[moc reset];
+	PostNotification(kNotificationTotalUnreadCountChanged, @(countChange));
+	return dbRefs;
+}
+
 
 #pragma mark - Restore Sound State
 

baRSS/DBv1.xcdatamodeld/DBv1.xcdatamodel/contents

@@ -1,52 +1,63 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="14460.32" systemVersion="17G8030" minimumToolsVersion="Automatic" sourceLanguage="Objective-C" userDefinedModelVersionIdentifier="v1.0.0">
+<model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="17709" systemVersion="19H2026" minimumToolsVersion="Automatic" sourceLanguage="Objective-C" userDefinedModelVersionIdentifier="v1.0.0">
     <entity name="Feed" representedClassName="Feed" syncable="YES" codeGenerationType="class">
-        <attribute name="indexPath" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="link" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="subtitle" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="title" optional="YES" attributeType="String" syncable="YES"/>
-        <relationship name="articles" optional="YES" toMany="YES" deletionRule="Cascade" destinationEntity="FeedArticle" inverseName="feed" inverseEntity="FeedArticle" syncable="YES"/>
-        <relationship name="group" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="FeedGroup" inverseName="feed" inverseEntity="FeedGroup" syncable="YES"/>
-        <relationship name="meta" optional="YES" maxCount="1" deletionRule="Cascade" destinationEntity="FeedMeta" inverseName="feed" inverseEntity="FeedMeta" syncable="YES"/>
+        <attribute name="indexPath" optional="YES" attributeType="String"/>
+        <attribute name="link" optional="YES" attributeType="String"/>
+        <attribute name="subtitle" optional="YES" attributeType="String"/>
+        <attribute name="title" optional="YES" attributeType="String"/>
+        <relationship name="articles" optional="YES" toMany="YES" deletionRule="Cascade" destinationEntity="FeedArticle" inverseName="feed" inverseEntity="FeedArticle"/>
+        <relationship name="group" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="FeedGroup" inverseName="feed" inverseEntity="FeedGroup"/>
+        <relationship name="meta" optional="YES" maxCount="1" deletionRule="Cascade" destinationEntity="FeedMeta" inverseName="feed" inverseEntity="FeedMeta"/>
+        <relationship name="regex" optional="YES" maxCount="1" deletionRule="Cascade" destinationEntity="RegexConverter" inverseName="feed" inverseEntity="RegexConverter"/>
     </entity>
     <entity name="FeedArticle" representedClassName="FeedArticle" syncable="YES" codeGenerationType="class">
-        <attribute name="abstract" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="author" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="body" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="guid" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="link" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="published" optional="YES" attributeType="Date" usesScalarValueType="NO" customClassName="NSArray" syncable="YES"/>
-        <attribute name="sortIndex" optional="YES" attributeType="Integer 32" defaultValueString="0" usesScalarValueType="YES" syncable="YES"/>
-        <attribute name="title" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="unread" optional="YES" attributeType="Boolean" defaultValueString="YES" usesScalarValueType="YES" syncable="YES"/>
-        <relationship name="feed" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="Feed" inverseName="articles" inverseEntity="Feed" syncable="YES"/>
+        <attribute name="abstract" optional="YES" attributeType="String"/>
+        <attribute name="author" optional="YES" attributeType="String"/>
+        <attribute name="body" optional="YES" attributeType="String"/>
+        <attribute name="guid" optional="YES" attributeType="String"/>
+        <attribute name="link" optional="YES" attributeType="String"/>
+        <attribute name="published" optional="YES" attributeType="Date" usesScalarValueType="NO" customClassName="NSArray"/>
+        <attribute name="sortIndex" optional="YES" attributeType="Integer 32" defaultValueString="0" usesScalarValueType="YES"/>
+        <attribute name="title" optional="YES" attributeType="String"/>
+        <attribute name="unread" optional="YES" attributeType="Boolean" defaultValueString="YES" usesScalarValueType="YES"/>
+        <relationship name="feed" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="Feed" inverseName="articles" inverseEntity="Feed"/>
     </entity>
     <entity name="FeedGroup" representedClassName="FeedGroup" syncable="YES" codeGenerationType="class">
-        <attribute name="name" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="sortIndex" optional="YES" attributeType="Integer 32" defaultValueString="0" usesScalarValueType="YES" syncable="YES"/>
-        <attribute name="type" optional="YES" attributeType="Integer 16" defaultValueString="-1" usesScalarValueType="YES" syncable="YES"/>
-        <relationship name="children" optional="YES" toMany="YES" deletionRule="Cascade" destinationEntity="FeedGroup" inverseName="parent" inverseEntity="FeedGroup" syncable="YES"/>
-        <relationship name="feed" optional="YES" maxCount="1" deletionRule="Cascade" destinationEntity="Feed" inverseName="group" inverseEntity="Feed" syncable="YES"/>
-        <relationship name="parent" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="FeedGroup" inverseName="children" inverseEntity="FeedGroup" syncable="YES"/>
+        <attribute name="name" optional="YES" attributeType="String"/>
+        <attribute name="sortIndex" optional="YES" attributeType="Integer 32" defaultValueString="0" usesScalarValueType="YES"/>
+        <attribute name="type" optional="YES" attributeType="Integer 16" defaultValueString="-1" usesScalarValueType="YES"/>
+        <relationship name="children" optional="YES" toMany="YES" deletionRule="Cascade" destinationEntity="FeedGroup" inverseName="parent" inverseEntity="FeedGroup"/>
+        <relationship name="feed" optional="YES" maxCount="1" deletionRule="Cascade" destinationEntity="Feed" inverseName="group" inverseEntity="Feed"/>
+        <relationship name="parent" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="FeedGroup" inverseName="children" inverseEntity="FeedGroup"/>
     </entity>
     <entity name="FeedMeta" representedClassName="FeedMeta" syncable="YES" codeGenerationType="class">
-        <attribute name="errorCount" optional="YES" attributeType="Integer 16" defaultValueString="0" usesScalarValueType="YES" syncable="YES"/>
-        <attribute name="etag" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="modified" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="refresh" optional="YES" attributeType="Integer 32" defaultValueString="-1" usesScalarValueType="YES" syncable="YES"/>
-        <attribute name="scheduled" optional="YES" attributeType="Date" usesScalarValueType="NO" syncable="YES"/>
-        <attribute name="url" optional="YES" attributeType="String" syncable="YES"/>
-        <relationship name="feed" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="Feed" inverseName="meta" inverseEntity="Feed" syncable="YES"/>
+        <attribute name="errorCount" optional="YES" attributeType="Integer 16" defaultValueString="0" usesScalarValueType="YES"/>
+        <attribute name="etag" optional="YES" attributeType="String"/>
+        <attribute name="modified" optional="YES" attributeType="String"/>
+        <attribute name="refresh" optional="YES" attributeType="Integer 32" defaultValueString="-1" usesScalarValueType="YES"/>
+        <attribute name="scheduled" optional="YES" attributeType="Date" usesScalarValueType="NO"/>
+        <attribute name="url" optional="YES" attributeType="String"/>
+        <relationship name="feed" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="Feed" inverseName="meta" inverseEntity="Feed"/>
     </entity>
     <entity name="Options" representedClassName="Options" syncable="YES" codeGenerationType="class">
-        <attribute name="key" optional="YES" attributeType="String" syncable="YES"/>
-        <attribute name="value" optional="YES" attributeType="String" syncable="YES"/>
+        <attribute name="key" optional="YES" attributeType="String"/>
+        <attribute name="value" optional="YES" attributeType="String"/>
+    </entity>
+    <entity name="RegexConverter" representedClassName="RegexConverter" syncable="YES" codeGenerationType="class">
+        <attribute name="date" optional="YES" attributeType="String"/>
+        <attribute name="dateFormat" optional="YES" attributeType="String"/>
+        <attribute name="desc" optional="YES" attributeType="String"/>
+        <attribute name="entry" optional="YES" attributeType="String"/>
+        <attribute name="href" optional="YES" attributeType="String"/>
+        <attribute name="title" optional="YES" attributeType="String"/>
+        <relationship name="feed" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="Feed" inverseName="regex" inverseEntity="Feed"/>
     </entity>
     <elements>
-        <element name="Feed" positionX="-278.84765625" positionY="-112.953125" width="128" height="150"/>
+        <element name="Feed" positionX="-278.84765625" positionY="-112.953125" width="128" height="163"/>
         <element name="FeedArticle" positionX="-96.77734375" positionY="-113.83984375" width="128" height="195"/>
         <element name="FeedGroup" positionX="-460.37890625" positionY="-111.62890625" width="130.52734375" height="135"/>
-        <element name="FeedMeta" positionX="-348.02734375" positionY="136.89453125" width="128" height="150"/>
-        <element name="Options" positionX="-279" positionY="36" width="128" height="75"/>
+        <element name="FeedMeta" positionX="-456.265625" positionY="62.41015625" width="128" height="150"/>
+        <element name="Options" positionX="-279.09375" positionY="91.4609375" width="128" height="75"/>
+        <element name="RegexConverter" positionX="-115.984375" positionY="93.1796875" width="128" height="148"/>
     </elements>
 </model>

baRSS/Feed Import/FeedDownload.h

@@ -1,5 +1,5 @@
 @import Cocoa;
-@class RSParsedFeed, RSHTMLMetadataFeedLink, Feed, FaviconDownload;
+@class RSParsedFeed, RSHTMLMetadataFeedLink, Feed, FaviconDownload, RegexConverter;
 @protocol FeedDownloadDelegate;
 
 NS_ASSUME_NONNULL_BEGIN
@@ -14,6 +14,7 @@ NS_ASSUME_NONNULL_BEGIN
 @property (readonly, nullable) RSParsedFeed *xmlfeed;
 @property (readonly, nullable) NSError *error;
 @property (readonly, nullable) NSString *faviconURL;
+@property (readonly, nullable) NSData *rawData;
 
 typedef void (^FeedDownloadBlock)(FeedDownload *sender);
 
@@ -21,6 +22,7 @@ typedef void (^FeedDownloadBlock)(FeedDownload *sender);
 + (instancetype)withURL:(NSString*)url;
 + (instancetype)withFeed:(Feed*)feed forced:(BOOL)flag;
 // Actions
+- (instancetype)withRegex:(nullable RegexConverter *)converter enforce:(BOOL)flag;
 - (instancetype)startWithDelegate:(id<FeedDownloadDelegate>)delegate;
 - (instancetype)startWithBlock:(nonnull FeedDownloadBlock)block;
 - (void)cancel;

baRSS/Feed Import/FeedDownload.m

@@ -6,6 +6,9 @@
 #import "FeedMeta+Ext.h"
 #import "NSError+Ext.h"
 #import "NSURLRequest+Ext.h"
+#import "RegexFeed.h"
+#import "RegexConverter+Ext.h"
+
 
 @interface FeedDownload()
 @property (nonatomic, assign) BOOL respondToSelectFeed, respondToRedirect, respondToEnd;
@@ -20,6 +23,9 @@
 @property (nonatomic, strong) RSParsedFeed *xmlfeed;
 @property (nonatomic, strong) NSError *error;
 @property (nonatomic, strong) NSString *faviconURL;
+@property (nonatomic, strong) NSData *rawData;
+@property (nonatomic, strong) RegexConverter *regexConverter;
+@property (nonatomic, assign) BOOL regexEnforce;
 @end
 
 @implementation FeedDownload
@@ -51,13 +57,20 @@
 	FeedDownload *this = [FeedDownload new];
 	this.assertIsFeedURL = YES;
 	this.request = req;
-	return this;
+	return [this withRegex:feed.regex enforce:false];
 }
 
 //  ---------------------------------------------------------------
 // |  MARK: - Getter & Setter
 //  ---------------------------------------------------------------
 
+/// Set @c .regexConverter for html-processed feeds.
+- (instancetype)withRegex:(RegexConverter *)converter enforce:(BOOL)flag {
+	self.regexConverter = converter;
+	self.regexEnforce = flag;
+	return self;
+}
+
 /// Set delegate and check what methods are implemented.
 - (void)setDelegate:(id<FeedDownloadDelegate>)observer {
 	_delegate = observer;
@@ -134,10 +147,16 @@
 	self.currentDownload = [request dataTask:^(NSData * _Nullable data, NSError * _Nullable error, NSHTTPURLResponse *response) {
 		self.error = error;
 		self.response = response;
+		self.rawData = data;
 		if (!data) { // data = nil if (error || 304)
 			[self performSelectorOnMainThread:@selector(finishAndNotify) withObject:nil waitUntilDone:NO];
 			return;
 		}
+		// if regex is used, no further processing
+		if (self.regexConverter || self.regexEnforce) {
+			[self processWithRegexConverter:self.regexConverter data:data];
+			return;
+		}
 		RSXMLData *xml = [[RSXMLData alloc] initWithData:data url:response.URL];
 		if (!self.assertIsFeedURL && [xml.parserClass isHTMLParser])
 			[self processXMLDataHTML:xml]; // HTML source handling
@@ -146,6 +165,30 @@
 	}];
 }
 
+/// The downloaded source is HTML data and will be parsed with @c RegexConverter
+- (void)processWithRegexConverter:(RegexConverter *)converter data:(NSData *)rawData {
+	NSError *err = nil;
+	if (converter) {
+		NSString *theData = [[NSString alloc] initWithData:rawData encoding:NSUTF8StringEncoding];
+		NSArray<RegexFeedEntry*> *matches = [[RegexFeed from:converter] process:theData error:&err];
+		
+		RSParsedFeed *feed = [[RSParsedFeed alloc] initWithURL:self.request.URL];
+		feed.link = self.request.URL.absoluteString; // needed for group-menu-item-open
+		for (RegexFeedEntry *rxEntry in matches) {
+			RSParsedArticle *article = [feed appendNewArticle];
+			article.link = rxEntry.href;
+			article.title = rxEntry.title;
+			article.body = rxEntry.desc;
+			article.datePublished = rxEntry.date;
+		}
+		self.xmlfeed = feed;
+	} else {
+		self.xmlfeed = nil;
+	}
+	self.error = err;
+	[self performSelectorOnMainThread:@selector(finishAndNotify) withObject:nil waitUntilDone:NO];
+}
+
 /// The downloaded source seems to be HTML data, lets parse it with @c RSXML @c RSHTMLMetadataParser
 - (void)processXMLDataHTML:(RSXMLData*)xml {
 	RSHTMLMetadataParser *parser = [RSHTMLMetadataParser parserWithXMLData:xml];

baRSS/Feed Import/OpmlFile.m

@@ -2,6 +2,7 @@
 #import "OpmlFile.h"
 #import "FeedMeta+Ext.h"
 #import "FeedGroup+Ext.h"
+#import "RegexConverter+Ext.h"
 #import "StoreCoordinator.h"
 #import "Constants.h"
 #import "NSDate+Ext.h"
@@ -120,6 +121,24 @@ static NSInteger RadioGroupSelection(NSView *view) {
 		
 		newFeed.feed.meta.url = [item attributeForKey:OPMLXMLURLKey];
 		newFeed.feed.meta.refresh = interval;
+		
+		// baRSS specific
+		NSString *rxEntry = [item attributeForKey:@"rxEntry"];
+		NSString *rxHref = [item attributeForKey:@"rxHref"];
+		NSString *rxTitle = [item attributeForKey:@"rxTitle"];
+		NSString *rxDesc = [item attributeForKey:@"rxDesc"];
+		NSString *rxDate = [item attributeForKey:@"rxDate"];
+		NSString *rxDateFormat = [item attributeForKey:@"rxDateFormat"];
+		if (rxEntry || rxHref || rxTitle || rxDesc || rxDate || rxDateFormat) {
+			RegexConverter *rx = [RegexConverter newInContext:moc];
+			rx.entry = rxEntry;
+			rx.href = rxHref;
+			rx.title = rxTitle;
+			rx.desc = rxDesc;
+			rx.date = rxDate;
+			rx.dateFormat = rxDateFormat;
+			newFeed.feed.regex = rx;
+		}
 	} else { // GROUP
 		for (NSUInteger i = 0; i < item.children.count; i++) {
 			[self importFeed:item.children[i] parent:newFeed index:(int32_t)i inContext:moc];
@@ -279,6 +298,21 @@ static NSInteger RadioGroupSelection(NSView *view) {
 			[outline addAttribute:[NSXMLNode attributeWithName:OPMLTypeKey stringValue:@"rss"]];
 			NSString *intervalStr = [NSString stringWithFormat:@"%d", item.feed.meta.refresh];
 			[outline addAttribute:[NSXMLNode attributeWithName:@"refreshInterval" stringValue:intervalStr]]; // baRSS specific
+			RegexConverter *rx = item.feed.regex;
+			if (rx) { // baRSS specific
+				if (rx.entry)
+					[outline addAttribute:[NSXMLNode attributeWithName:@"rxEntry" stringValue:rx.entry]];
+				if (rx.href)
+					[outline addAttribute:[NSXMLNode attributeWithName:@"rxHref" stringValue:rx.href]];
+				if (rx.title)
+					[outline addAttribute:[NSXMLNode attributeWithName:@"rxTitle" stringValue:rx.title]];
+				if (rx.desc)
+					[outline addAttribute:[NSXMLNode attributeWithName:@"rxDesc" stringValue:rx.desc]];
+				if (rx.date)
+					[outline addAttribute:[NSXMLNode attributeWithName:@"rxDate" stringValue:rx.date]];
+				if (rx.dateFormat)
+					[outline addAttribute:[NSXMLNode attributeWithName:@"rxDateFormat" stringValue:rx.dateFormat]];
+			}
 			// TODO: option to export unread state?
 		}
 		parent = outline;

baRSS/Feed Import/UpdateScheduler.h

@@ -17,7 +17,7 @@ NS_ASSUME_NONNULL_BEGIN
 // Scheduling
 + (void)scheduleNextFeed;
 + (void)forceUpdateAllFeeds;
-+ (void)downloadList:(NSArray<Feed*>*)list userInitiated:(BOOL)flag finally:(nullable os_block_t)block;
++ (void)downloadList:(NSArray<Feed*>*)list userInitiated:(BOOL)flag notifications:(BOOL)notify finally:(nullable os_block_t)block;
 + (void)updateAllFavicons;
 // Auto Download & Parse Feed URL
 + (void)autoDownloadAndParseURL:(NSString*)url;

baRSS/Feed Import/UpdateScheduler.m

@@ -2,11 +2,13 @@
 #import "UpdateScheduler.h"
 #import "Constants.h"
 #import "StoreCoordinator.h"
+#import "NotifyEndpoint.h"
 #import "NSDate+Ext.h"
 
 #import "FeedDownload.h"
 #import "FaviconDownload.h"
 #import "Feed+Ext.h"
+#import "FeedArticle+Ext.h"
 #import "FeedMeta+Ext.h"
 #import "FeedGroup+Ext.h"
 
@@ -129,7 +131,7 @@ static _Atomic(NSUInteger) _queueSize = 0;
 	NSArray<Feed*> *list = [StoreCoordinator listOfFeedsThatNeedUpdate:updateAll inContext:moc];
 	//NSAssert(list.count > 0, @"ERROR: Something went wrong, timer fired too early.");
 	
-	[self downloadList:list userInitiated:updateAll finally:^{
+	[self downloadList:list userInitiated:updateAll notifications:YES finally:^{
 		[StoreCoordinator saveContext:moc andParent:YES]; // save parents too ...
 		[moc reset];
 		[self scheduleNextFeed]; // always reset the timer
@@ -147,7 +149,7 @@ static _Atomic(NSUInteger) _queueSize = 0;
 }
 
 /// Download list of feeds. Either silently in background or with alerts in foreground.
-+ (void)downloadList:(NSArray<Feed*>*)list userInitiated:(BOOL)flag finally:(nullable os_block_t)block {
++ (void)downloadList:(NSArray<Feed*>*)list userInitiated:(BOOL)flag notifications:(BOOL)notify finally:(nullable os_block_t)block {
 	if (![self allowNetworkConnection]) {
 		if (block) block();
 		return;
@@ -158,7 +160,7 @@ static _Atomic(NSUInteger) _queueSize = 0;
 	dispatch_group_t group = dispatch_group_create();
 	for (Feed *f in list) {
 		dispatch_group_enter(group);
-		[self updateFeed:f alert:flag isForced:flag finally:^{
+		[self updateFeed:f alert:flag isForced:flag notifications:notify finally:^{
 			atomic_fetch_sub_explicit(&_queueSize, 1, memory_order_relaxed);
 			PostNotification(kNotificationBackgroundUpdateInProgress, @(_queueSize));
 			dispatch_group_leave(group);
@@ -170,7 +172,7 @@ static _Atomic(NSUInteger) _queueSize = 0;
 /// Helper method to show modal error alert
 static inline void AlertDownloadError(NSError *err, NSString *url) {
 	NSAlert *alertPopup = [NSAlert alertWithError:err];
-	alertPopup.informativeText = [NSString stringWithFormat:@"Error loading source: %@", url];
+	alertPopup.informativeText = [NSString stringWithFormat:NSLocalizedString(@"Error loading source: %@", nil), url];
 	[alertPopup runModal];
 }
 
@@ -178,7 +180,7 @@ static inline void AlertDownloadError(NSError *err, NSString *url) {
  Start download request with existing @c Feed object. Reuses etag and modified headers (unless articles count is 0).
  @note Will post a @c kNotificationArticlesUpdated notification if download was successful and status code is @b not 304.
  */
-+ (void)updateFeed:(Feed*)feed alert:(BOOL)alert isForced:(BOOL)forced finally:(nullable os_block_t)block {
++ (void)updateFeed:(Feed*)feed alert:(BOOL)alert isForced:(BOOL)forced notifications:(BOOL)notify finally:(nullable os_block_t)block {
 	NSManagedObjectContext *moc = feed.managedObjectContext;
 	NSManagedObjectID *oid = feed.objectID;
 	[[FeedDownload withFeed:feed forced:forced] startWithBlock:^(FeedDownload *mem) {
@@ -188,7 +190,37 @@ static inline void AlertDownloadError(NSError *err, NSString *url) {
 		BOOL recentlyAdded = (f.articles.count == 0); // before copy values
 		BOOL downloadIcon = (!f.hasIcon && (recentlyAdded || forced));
 		BOOL needsNotification = [mem copyValuesTo:f ignoreError:NO];
+		
+		// need to gather object before save, because afterwards list will be empty
+		NSArray *inserted = notify ? moc.insertedObjects.allObjects : nil;
+		NSArray *deleted = moc.deletedObjects.allObjects;
+		
 		[StoreCoordinator saveContext:moc andParent:YES];
+		
+		// after save, update notifications
+		// dismiss previously delivered notifications
+		if (deleted) {
+			NSMutableArray *ids = [NSMutableArray array];
+			for (FeedArticle *article in deleted) { // will contain non-articles too
+				if ([article isKindOfClass:[FeedArticle class]] || [article isKindOfClass:[Feed class]]) {
+					[ids addObject:article.notificationID];
+				}
+			}
+			[NotifyEndpoint dismiss:ids]; // no-op if empty
+		}
+		// post new notification (if needed)
+		if (notify && inserted) {
+			BOOL didAddAny = NO;
+			for (FeedArticle *article in inserted) { // will contain non-articles too
+				if ([article isKindOfClass:[FeedArticle class]]) {
+					[NotifyEndpoint postArticle:article];
+					didAddAny = YES;
+				}
+			}
+			if (didAddAny)
+				[NotifyEndpoint postFeed:f];
+		}
+		
 		if (needsNotification)
 			PostNotification(kNotificationArticlesUpdated, oid);
 		if (downloadIcon && !mem.error) {

baRSS/Helper/DrawImage.m

@@ -1,6 +1,7 @@
 #import "DrawImage.h"
 #import "Constants.h"
 #import "NSColor+Ext.h"
+#import "TinySVG.h"
 
 
 @implementation DrawSeparator
@@ -125,7 +126,6 @@ static inline void AddGroupIconPath(CGContextRef c, CGFloat size, BOOL showBackg
 	CGPathRelease(lower);
 }
 
-
 /**
  Create @c CGPath for RSS icon; a circle in the lower left bottom and two radio waves going outwards.
  @param connection If @c NO, draw only one radio wave and a pause icon in the upper right
@@ -146,22 +146,9 @@ static inline void AddRSSIconPath(CGContextRef c, CGFloat size, BOOL connection)
 }
 
 
-#pragma mark - Icon Background Generators
+#pragma mark - Icon Background
 
 
-/// Create @c CGPath with rounded corners (optional). @param roundness Value between @c 0.0 and @c 1.0
-static void AddRoundedBackgroundPath(CGContextRef c, CGRect r, CGFloat roundness) {
-	const CGFloat corner = ShorterSide(r.size) * (roundness / 2.0);
-	if (corner > 0) {
-		CGMutablePathRef pth = CGPathCreateMutable();
-		CGPathAddRoundedRect(pth, NULL, r, corner, corner);
-		CGContextAddPath(c, pth);
-		CGPathRelease(pth);
-	} else {
-		CGContextAddRect(c, r);
-	}
-}
-
 /// Insert and draw linear gradient with @c color saturation @c ±0.3
 static void DrawGradient(CGContextRef c, CGFloat size, NSColor *color) {
 	CGFloat h = 0, s = 1, b = 1, a = 1;
@@ -190,6 +177,12 @@ static void DrawGradient(CGContextRef c, CGFloat size, NSColor *color) {
 #pragma mark - CGContext Drawing & Manipulation
 
 
+/// Flip coordinate system
+static void FlipCoordinateSystem(CGContextRef c, CGFloat height) {
+	CGContextTranslateCTM(c, 0, height);
+	CGContextScaleCTM(c, 1, -1);
+}
+
 /// Scale and translate context to the center with respect to the new scale. If @c width @c != @c length align top left.
 static void SetContentScale(CGContextRef c, CGSize size, CGFloat scale) {
 	const CGFloat s = ShorterSide(size);
@@ -204,7 +197,7 @@ static void DrawRoundedFrame(CGContextRef c, CGRect r, CGColorRef color, BOOL ba
 	CGContextSetStrokeColorWithColor(c, color);
 	CGFloat contentScale = defaultScale;
 	if (background) {
-		AddRoundedBackgroundPath(c, r, corner);
+		svgAddRect(c, 1, r, ShorterSide(r.size) * corner/2);
 		if (scaling != 0.0)
 			contentScale *= scaling;
 	}
@@ -277,6 +270,31 @@ static void DrawUnreadIcon(CGRect r, NSColor *color) {
 	CGPathRelease(path);
 }
 
+/// Draw "(.*)" as vector path
+static void DrawRegexIcon(CGRect r) {
+	const CGFloat size = ShorterSide(r.size);
+	CGContextRef c = NSGraphicsContext.currentContext.CGContext;
+	
+	svgAddRect(c, 1, r, .2 * size);
+	CGContextSetFillColorWithColor(c, NSColor.redColor.CGColor);
+	CGContextFillPath(c);
+	
+	// SVG files use bottom-left corner coordinate system. Quartz uses top-left.
+	FlipCoordinateSystem(c, r.size.height);
+	SetContentScale(c, r.size, 0.8);
+	// "("
+	svgAddPath(c, size/1000, "m184 187c-140 205-134 432-1 622l-66 44c-159-221-151-499 0-708z");
+	// "."
+	svgAddCircle(c, size/1000, 315, 675, 70, NO);
+	// "*"
+	svgAddPath(c, size/1000, "m652 277 107-35 21 63-109 36 68 92-54 39-68-93-66 91-52-41 67-88-109-37 21-63 108 37v-113h66v112z");
+	// ")"
+	svgAddPath(c, size/1000, "m816 813c140-205 134-430 1-621l66-45c159 221 151 499 0 708z");
+	
+	CGContextSetFillColorWithColor(c, NSColor.whiteColor.CGColor);
+	CGContextFillPath(c);
+}
+
 
 #pragma mark - NSImage Name Registration
 
@@ -297,4 +315,5 @@ void RegisterImageViewNames(void) {
 	Register(16, RSSImageMenuBarIconActive, NSLocalizedString(@"RSS menu bar icon", nil), ^(NSRect r) { DrawRSSIcon(r, [NSColor menuBarIconColor].CGColor, YES, YES); return YES; });
 	Register(16, RSSImageMenuBarIconPaused, NSLocalizedString(@"RSS menu bar icon, paused", nil), ^(NSRect r) { DrawRSSIcon(r, [NSColor menuBarIconColor].CGColor, YES, NO); return YES; });
 	Register(14, RSSImageMenuItemUnread, NSLocalizedString(@"Unread icon", nil), ^(NSRect r) { DrawUnreadIcon(r, [NSColor unreadIndicatorColor]); return YES; });
+	Register(32, RSSImageRegexIcon, NSLocalizedString(@"Regex icon", nil), ^(NSRect r) { DrawRegexIcon(r); return YES; });
 }

baRSS/Helper/TinySVG.h

@@ -0,0 +1,5 @@
+@import Cocoa;
+
+void svgAddPath(CGContextRef context, CGFloat scale, const char * path);
+void svgAddCircle(CGContextRef context, CGFloat scale, CGFloat x, CGFloat y, CGFloat radius, bool clockwise);
+void svgAddRect(CGContextRef context, CGFloat scale, CGRect rect, CGFloat cornerRadius);

baRSS/Helper/TinySVG.m

@@ -0,0 +1,171 @@
+#include "TinySVG.h"
+
+
+struct SVGState {
+	CGFloat scale; // technically not part of parser but easier to pass along
+	
+	char op;
+	float x, y;
+	bool prevDot;
+	
+	float num[6];
+	uint8 iNum;
+	
+	char buf[15];
+	uint8 iBuf;
+};
+
+
+# pragma mark - Helper
+
+/// if number buffer contains anything, write it to num array and start new buffer
+static void finishNum(struct SVGState *state) {
+	if (state->iBuf > 0) {
+		state->buf[state->iBuf] = '\0';
+		state->num[state->iNum++] = (float)atof(state->buf);
+		state->iBuf = 0;
+		state->prevDot = false;
+	}
+}
+
+/// All numbers stored in num array, finalize SVG path operation and add path to @c CGContext
+static void finishOp(CGMutablePathRef path, struct SVGState *state) {
+	char op = state->op;
+	if (op >= 'a' && op <= 'z') {
+		// convert relative to absolute coordinates
+		for (uint8 t = 0; t < state->iNum; t++) {
+			state->num[t] += (t % 2 || op == 'v') ? state->y : state->x;
+		}
+		// convert to upper-case
+		op = op - 'a' + 'A';
+	}
+	
+	if (op == 'Z') {
+		CGPathCloseSubpath(path);
+		
+	} else if (op == 'V' && state->iNum == 1) {
+		state->y = state->num[0];
+		CGPathAddLineToPoint(path, NULL, state->x * state->scale, state->y * state->scale);
+		
+	} else if (op == 'H' && state->iNum == 1) {
+		state->x = state->num[0];
+		CGPathAddLineToPoint(path, NULL, state->x * state->scale, state->y * state->scale);
+		
+	} else if (op == 'M' && state->iNum == 2) {
+		state->x = state->num[0];
+		state->y = state->num[1];
+		CGPathMoveToPoint(path, NULL, state->x * state->scale, state->y * state->scale);
+		// Edge-case: "M 1 2 3 4 5 6" is valid SVG after move 1,2 all remaining points are lines (3,4 and 5,6)
+		// For this case we overwrite op here. It will be overwritten again if a new op starts. Else, assume line-op.
+		state->op = (state->op == 'm') ? 'l' : 'L';
+		
+	} else if (op == 'L' && state->iNum == 2) {
+		state->x = state->num[0];
+		state->y = state->num[1];
+		CGPathAddLineToPoint(path, NULL, state->x * state->scale, state->y * state->scale);
+		
+	} else if (op == 'C' && state->iNum == 6) {
+		state->x = state->num[4];
+		state->y = state->num[5];
+		CGPathAddCurveToPoint(path, NULL, state->num[0] * state->scale, state->num[1] * state->scale, state->num[2] * state->scale, state->num[3] * state->scale, state->x * state->scale, state->y * state->scale);
+	} else {
+		NSLog(@"Unsupported SVG operation %c %d", state->op, state->iNum);
+	}
+	state->iNum = 0;
+}
+
+/// current number not finished yet. Append another char to internal buffer
+inline static void continueNum(char chr, struct SVGState *state) {
+	state->buf[state->iBuf++] = chr;
+}
+
+
+# pragma mark - Parser
+
+/// very basic svg path parser.
+static void tinySVG_parse(const char * code, CGFloat scale, CGMutablePathRef path) {
+	struct SVGState state = {
+		.scale = scale,
+		.op =  '_',
+		.x = 0,
+		.y = 0,
+		.prevDot = false,
+
+		//.num = {0, 0, 0, 0, 0, 0},
+		.iNum = 0,
+		//.buf = "               ",
+		.iBuf = 0,
+	};
+	
+	unsigned long len = strlen(code);
+	for (unsigned long i = 0; i < len; i++) {
+		char chr = code[i];
+		if ((chr >= 'a' && chr <= 'z') || (chr >= 'A' && chr <= 'Z')) {
+			if (state.op != '_') {
+				finishNum(&state);
+				finishOp(path, &state);
+			}
+			state.op = chr;
+		} else if (chr >= '0' && chr <= '9') {
+			continueNum(chr, &state);
+		} else if (chr == '-' && state.iBuf == 0) {
+			continueNum(chr, &state);
+		} else if (chr == '.' && !state.prevDot) {
+			continueNum(chr, &state);
+			state.prevDot = true;
+		} else { // any number-separating character
+			finishNum(&state);
+			
+			// Edge-Case: SVG can reuse the previous operation without declaration
+			// e.g. you can draw four lines with "L1 2 3 4 5 6 7 8"
+			//      or two curves with "c1 2 3 4 5 6 -1 -2 -3 -4 -5 -6"
+			// Therefore we need to complete the operation if the number of arguments is reached
+			if (state.iNum == 1 && strchr("HhVv", state.op) != NULL) {
+				finishOp(path, &state);
+			} else if (state.iNum == 2 && strchr("MmLl", state.op) != NULL) {
+				finishOp(path, &state);
+			} else if (state.iNum == 6 && strchr("Cc", state.op) != NULL) {
+				finishOp(path, &state);
+			}
+			
+			if (chr == '-') {
+				continueNum(chr, &state);
+			} else if (chr == '.') {
+				continueNum(chr, &state);
+				state.prevDot = true;
+			}
+		}
+	}
+}
+
+
+# pragma mark - External API
+
+/// calls @c tinySVG_path and handles @c CGPath creation and release.
+void svgAddPath(CGContextRef context, CGFloat scale, const char * code) {
+	CGMutablePathRef path = CGPathCreateMutable();
+	tinySVG_parse(code, scale, path);
+	CGContextAddPath(context, path);
+	CGPathRelease(path);
+}
+
+/// calls @c CGPathAddArc with full circle
+void svgAddCircle(CGContextRef context, CGFloat scale, CGFloat x, CGFloat y, CGFloat radius, bool clockwise) {
+	CGMutablePathRef tmp = CGPathCreateMutable();
+	CGPathAddArc(tmp, NULL, x * scale, y * scale, radius * scale, 0, M_PI * 2, clockwise);
+	CGContextAddPath(context, tmp);
+	CGPathRelease(tmp);
+}
+
+/// Calls @c CGContextAddRect or @c CGPathAddRoundedRect (optional).
+/// @param cornerRadius Use @c <=0 for no corners. Use half of @c min(w,h) for a full circle.
+void svgAddRect(CGContextRef context, CGFloat scale, CGRect rect, CGFloat cornerRadius) {
+	if (cornerRadius > 0) {
+		CGMutablePathRef tmp = CGPathCreateMutable();
+		CGPathAddRoundedRect(tmp, NULL, rect, cornerRadius * scale, cornerRadius * scale);
+		CGContextAddPath(context, tmp);
+		CGPathRelease(tmp);
+	} else {
+		CGContextAddRect(context, rect);
+	}
+}

baRSS/Helper/UserPrefs.h

@@ -13,13 +13,13 @@
 /** default: @c nil */ static NSString* const Pref_modalSheetWidth = @"modalSheetWidth";
 // ------ General settings ------ (Preferences > General Tab) ------
 /** default: @c nil */ static NSString* const Pref_defaultHttpApplication = @"defaultHttpApplication";
+/** default: @c nil */ static NSString* const Pref_notificationType = @"notificationType";
 // ------ Appearance matrix ------ (Preferences > Appearance Tab) ------
 /** default: @c YES */ static NSString* const Pref_globalTintMenuIcon   = @"globalTintMenuBarIcon";
 /** default: @c YES */ static NSString* const Pref_globalUpdateAll      = @"globalUpdateAll";
 /** default: @c YES */ static NSString* const Pref_globalOpenUnread     = @"globalOpenUnread";
 /** default: @c YES */ static NSString* const Pref_globalMarkRead       = @"globalMarkRead";
 /** default: @c YES */ static NSString* const Pref_globalMarkUnread     = @"globalMarkUnread";
-/** default: @c  NO */ static NSString* const Pref_globalUnreadOnly     = @"globalUnreadOnly";
 /** default: @c YES */ static NSString* const Pref_globalUnreadCount    = @"globalUnreadCount";
 /** default: @c YES */ static NSString* const Pref_groupOpenUnread      = @"groupOpenUnread";
 /** default: @c YES */ static NSString* const Pref_groupMarkRead        = @"groupMarkRead";
@@ -49,6 +49,16 @@
 
 void UserPrefsInit(void);
 NSColor* UserPrefsColor(NSString *key, NSColor *defaultColor); // Change with:  defaults write de.relikd.baRSS {KEY} -string "#FBA33A"
+
+typedef NS_ENUM(NSInteger, NotificationType) {
+	NotificationTypeDisabled,
+	NotificationTypePerArticle,
+	NotificationTypePerFeed,
+	NotificationTypeGlobal,
+};
+NotificationType UserPrefsNotificationType(void);
+NSString* NotificationTypeToString(NotificationType typ);
+
 // ------ Getter ------
 /// Helper method calls @c (standardUserDefaults)boolForKey:
 static inline BOOL UserPrefsBool(NSString* const key) { return [[NSUserDefaults standardUserDefaults] boolForKey:key]; }
@@ -71,7 +81,7 @@ static inline void UserPrefsSetBool(NSString* const key, BOOL value) { [[NSUserD
 //  ---------------------------------------------------------------
 
 /// Helper method calls @c (mainBundle)CFBundleShortVersionString
-static inline NSString* UserPrefsAppVersion() { return [[NSBundle mainBundle] infoDictionary][@"CFBundleShortVersionString"]; }
+static inline NSString* UserPrefsAppVersion(void) { return [[NSBundle mainBundle] infoDictionary][@"CFBundleShortVersionString"]; }
 
 //  ---------------------------------------------------------------
 // |  MARK: - Open URLs

baRSS/Helper/UserPrefs.m

@@ -20,7 +20,7 @@ void UserPrefsInit(void) {
 		Pref_feedUnreadIndicator
 	]);
 	defaultsAppend(defs, @NO, @[
-		Pref_globalUnreadOnly,  Pref_groupUnreadOnly,  Pref_feedUnreadOnly,
+		Pref_groupUnreadOnly,  Pref_feedUnreadOnly,
 		Pref_groupUnreadIndicator,
 		Pref_feedTruncateTitle,
 		Pref_feedLimitArticles
@@ -44,3 +44,22 @@ NSColor* UserPrefsColor(NSString *key, NSColor *defaultColor) {
 	}
 	return defaultColor;
 }
+
+/// Convert stored notification type string into enum
+NotificationType UserPrefsNotificationType(void) {
+	NSString *typ = UserPrefsString(Pref_notificationType);
+	if ([typ isEqualToString:@"article"]) return NotificationTypePerArticle;
+	if ([typ isEqualToString:@"feed"])    return NotificationTypePerFeed;
+	if ([typ isEqualToString:@"global"])  return NotificationTypeGlobal;
+	return NotificationTypeDisabled;
+}
+
+/// Convert enum type to storable string
+NSString* NotificationTypeToString(NotificationType typ) {
+	switch (typ) {
+		case NotificationTypeDisabled:   return nil;
+		case NotificationTypePerArticle: return @"article";
+		case NotificationTypePerFeed:    return @"feed";
+		case NotificationTypeGlobal:     return @"global";
+	}
+}

baRSS/Info.plist

@@ -45,7 +45,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.2.2</string>
+	<string>$(MARKETING_VERSION)</string>
 	<key>CFBundleURLTypes</key>
 	<array>
 		<dict>
@@ -70,7 +70,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>14866</string>
+	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>LSApplicationCategoryType</key>
 	<string>public.app-category.news</string>
 	<key>LSMinimumSystemVersion</key>
@@ -83,7 +83,7 @@
 		<true/>
 	</dict>
 	<key>NSHumanReadableCopyright</key>
-	<string>Copyright © 2020 relikd.</string>
+	<string>Copyright © 2025 relikd.</string>
 	<key>NSPrincipalClass</key>
 	<string>AppHook</string>
 	<key>UTImportedTypeDeclarations</key>

baRSS/NSCategories/NSString+Ext.m

@@ -51,8 +51,8 @@
 					if (last != '\n') {
 						[result appendString:@"\n"];
 					}
-					if (order > 0) [result appendFormat:@" %d. ", order++];
-					else           [result appendString:@" • "];
+					if (order > 0) [result appendFormat:@" %d. ", order++];
+					else           [result appendString:@" • "];
 				}
 			} else {
 				// append text inbetween tags
@@ -74,7 +74,10 @@
 	// collapsing multiple horizontal whitespaces (\h) into one (the first one)
 	[[NSRegularExpression regularExpressionWithPattern:@"(\\h)[\\h]+" options:0 error:nil]
 	 replaceMatchesInString:result options:0 range:NSMakeRange(0, result.length) withTemplate:@"$1"];
-	return [result stringByTrimmingCharactersInSet:NSCharacterSet.whitespaceAndNewlineCharacterSet];
+	
+	NSMutableCharacterSet *cs = NSMutableCharacterSet.whitespaceAndNewlineCharacterSet;
+	[cs removeCharactersInString:@" "]; // used for "li"
+	return [result stringByTrimmingCharactersInSet:cs];
 }
 
 

baRSS/NSCategories/NSView+Ext.m

@@ -69,6 +69,11 @@
 	btn.bezelStyle = NSBezelStyleRounded;
 	btn.bordered = NO;
 	btn.image = [NSImage imageNamed:name];
+	NSSize s = btn.image.size;
+	if (s.width > s.height)
+		[btn.image setSize:NSMakeSize(size, size * (s.height / s.width))];
+	else
+		[btn.image setSize:NSMakeSize(size * (s.width / s.height), size)];
 	return btn;
 }
 

baRSS/Notifications/NotifyEndpoint.h

@@ -0,0 +1,18 @@
+@import Cocoa;
+@import UserNotifications;
+
+@class Feed, FeedArticle;
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface NotifyEndpoint : NSObject <UNUserNotificationCenterDelegate>
++ (void)activate;
+
++ (void)setGlobalCount:(NSInteger)count previousCount:(NSInteger)count;
++ (void)postFeed:(Feed*)feed;
++ (void)postArticle:(FeedArticle*)article;
+
++ (void)dismiss:(nullable NSArray<NSString*>*)list;
+@end
+
+NS_ASSUME_NONNULL_END

baRSS/Notifications/NotifyEndpoint.m

@@ -0,0 +1,192 @@
+#import "NotifyEndpoint.h"
+#import "UserPrefs.h"
+#import "StoreCoordinator.h"
+#import "Feed+Ext.h"
+#import "FeedGroup+Ext.h"
+#import "FeedArticle+Ext.h"
+
+/**
+ Sent for global unread count notification alert (Notification Center)
+ */
+static NSString* const kNotifyIdGlobal = @"global";
+
+static NSString* const kCategoryDismissable = @"DISMISSIBLE";
+static NSString* const kActionOpenBackground = @"OPEN_IN_BACKGROUND";
+static NSString* const kActionMarkRead = @"MARK_READ_DONT_OPEN";
+static NSString* const kActionOpenOnly = @"OPEN_ONLY_DONT_MARK_READ";
+
+
+@implementation NotifyEndpoint
+
+static NotifyEndpoint *singleton = nil;
+static NotificationType notifyType;
+
+/// Ask user for permission to send notifications @b AND register delegate to respond to alert banner clicks.
+/// @note Called every time user changes notification settings
++ (void)activate {
+	UNUserNotificationCenter *center = UNUserNotificationCenter.currentNotificationCenter;
+	notifyType = UserPrefsNotificationType();
+	
+	// even if disabled, register delegate. This allows to open previously sent notifications
+	static dispatch_once_t onceToken;
+	dispatch_once(&onceToken, ^{
+		singleton = [NotifyEndpoint new];
+		center.delegate = singleton;
+	});
+	
+	if (notifyType == NotificationTypeDisabled) {
+		return;
+	}
+	// register action types (allow mark read without opening notification)
+	UNNotificationAction *openBackgroundAction = [UNNotificationAction actionWithIdentifier:kActionOpenBackground title:NSLocalizedString(@"Open in background", nil) options:UNNotificationActionOptionNone];
+	UNNotificationAction *dontOpenAction = [UNNotificationAction actionWithIdentifier:kActionMarkRead title:NSLocalizedString(@"Mark read & dismiss", nil) options:UNNotificationActionOptionNone];
+	UNNotificationAction *dontReadAction = [UNNotificationAction actionWithIdentifier:kActionOpenOnly title:NSLocalizedString(@"Open but keep unread", nil) options:UNNotificationActionOptionNone];
+	UNNotificationCategory *category = [UNNotificationCategory categoryWithIdentifier:kCategoryDismissable actions:@[openBackgroundAction, dontOpenAction, dontReadAction] intentIdentifiers:@[] options:UNNotificationCategoryOptionNone];
+	[center setNotificationCategories:[NSSet setWithObject:category]];
+	
+	[center requestAuthorizationWithOptions:UNAuthorizationOptionAlert | UNAuthorizationOptionSound completionHandler:^(BOOL granted, NSError * _Nullable error) {
+		if (error) {
+			dispatch_async(dispatch_get_main_queue(), ^{
+				NSAlert *alert = [[NSAlert alloc] init];
+				alert.messageText = NSLocalizedString(@"Notifications Disabled", nil);
+				alert.informativeText = NSLocalizedString(@"Either enable notifications in System Settings, or disable notifications in baRSS settings.", nil);
+				alert.alertStyle = NSAlertStyleInformational;
+				[alert runModal];
+			});
+		}
+	}];
+}
+
+/// Set (or update) global "X unread articles"
++ (void)setGlobalCount:(NSInteger)newCount previousCount:(NSInteger)oldCount {
+	if (newCount > 0) {
+		if (notifyType != NotificationTypeGlobal) {
+			return;
+		}
+		// TODO: how to handle global count updates?
+		// ignore and keep old count until 0?
+		// or update count and show a new notification banner?
+		if (newCount > oldCount) { // only notify if new feeds (quirk: will also trigger for option-click menu to mark unread)
+			[self send:kNotifyIdGlobal
+				 title:APP_NAME
+				  body:[NSString stringWithFormat:NSLocalizedString(@"%ld unread articles", nil), newCount]];
+		}
+	} else {
+		[self dismiss:@[kNotifyIdGlobal]];
+	}
+}
+
+/// Triggers feed notifications (if enabled)
++ (void)postFeed:(Feed*)feed {
+	if (notifyType != NotificationTypePerFeed) {
+		return;
+	}
+	NSUInteger count = feed.countUnread;
+	if (count > 0) {
+		[feed.managedObjectContext obtainPermanentIDsForObjects:@[feed] error:nil];
+		[self send:feed.notificationID
+			 title:feed.group.anyName
+			  body:[NSString stringWithFormat:NSLocalizedString(@"%ld unread articles", nil), count]];
+	}
+}
+
+/// Triggers article notifications (if enabled)
++ (void)postArticle:(FeedArticle*)article {
+	if (notifyType != NotificationTypePerArticle) {
+		return;
+	}
+	[article.managedObjectContext obtainPermanentIDsForObjects:@[article] error:nil];
+	[self send:article.notificationID
+		 title:article.feed.group.anyName
+		  body:article.title];
+}
+
+/// Close already posted notifications because they were opened via menu
++ (void)dismiss:(nullable NSArray<NSString*>*)list {
+	if (list.count > 0) {
+		[UNUserNotificationCenter.currentNotificationCenter removeDeliveredNotificationsWithIdentifiers:list];
+	}
+}
+
+
+#pragma mark - Helper methods
+
+/// Post notification (immediatelly).
+/// @param identifier Used to identify a specific instance (and dismiss a previously shown notification).
++ (void)send:(NSString *)identifier title:(nullable NSString *)title body:(nullable NSString *)body {
+	UNMutableNotificationContent *msg = [UNMutableNotificationContent new];
+	if (title != nil) msg.title = title;
+	if (body != nil) msg.body = body;
+	// common settings:
+	msg.categoryIdentifier = kCategoryDismissable;
+	// TODO: make sound configurable?
+	msg.sound = [UNNotificationSound defaultSound];
+	[self send:identifier content: msg];
+}
+
+/// Internal method for queueing a new notification.
++ (void)send:(NSString *)identifier content:(UNMutableNotificationContent*)msg {
+	UNUserNotificationCenter *center = UNUserNotificationCenter.currentNotificationCenter;
+	
+	[center getNotificationSettingsWithCompletionHandler:^(UNNotificationSettings * _Nonnull settings) {
+		if (settings.authorizationStatus != UNAuthorizationStatusAuthorized) {
+			return;
+		}
+		
+		UNNotificationRequest *req = [UNNotificationRequest requestWithIdentifier:identifier content:msg trigger:nil];
+		[center addNotificationRequest:req withCompletionHandler:^(NSError * _Nullable error) {
+			if (error) {
+				NSLog(@"Could not send notification: %@", error);
+			}
+		}];
+	}];
+}
+
+
+#pragma mark - Delegate
+
+/// Must be implemented to show notifications while the app is in foreground
+- (void)userNotificationCenter:(UNUserNotificationCenter *)center willPresentNotification:(UNNotification *)notification withCompletionHandler:(void (^)(UNNotificationPresentationOptions))completionHandler {
+	// all the options
+	UNNotificationPresentationOptions common = UNNotificationPresentationOptionSound | UNNotificationPresentationOptionBadge;
+	if (@available(macOS 11.0, *)) {
+		completionHandler(common | UNNotificationPresentationOptionBanner | UNNotificationPresentationOptionList);
+	} else {
+		completionHandler(common | UNNotificationPresentationOptionAlert);
+	}
+}
+
+/// Callback method when user clicks on alert banner
+- (void)userNotificationCenter:(UNUserNotificationCenter *)center didReceiveNotificationResponse:(UNNotificationResponse *)response withCompletionHandler:(void (^)(void))completionHandler {
+	NSArray<FeedArticle*> *articles;
+	
+	NSManagedObjectContext *moc = [StoreCoordinator createChildContext];
+	NSString *theId = response.notification.request.identifier;
+	if ([theId isEqualToString:kNotifyIdGlobal]) {
+		// global notification
+		articles = [StoreCoordinator articlesAtPath:nil isFeed:NO sorted:YES unread:YES inContext:moc limit:0];
+	} else {
+		NSURL *uri = [NSURL URLWithString:theId];
+		NSManagedObjectID *oid = [moc.persistentStoreCoordinator managedObjectIDForURIRepresentation:uri];
+		NSManagedObject *obj = [moc objectWithID:oid];
+		if ([obj isKindOfClass:[FeedArticle class]]) {
+			// per-article notification
+			articles = @[(FeedArticle*)obj];
+		} else if ([obj isKindOfClass:[Feed class]]) {
+			// per-feed notification
+			articles = [[[(Feed*)obj articles]
+						 filteredSetUsingPredicate:[NSPredicate predicateWithFormat:@"unread = 1"]]
+						sortedArrayUsingDescriptors:@[[NSSortDescriptor sortDescriptorWithKey:@"sortIndex" ascending:NO]]];
+		} else {
+			return;
+		}
+	}
+	
+	// open-in-background performs the same operation as a normal click
+	// the "background" part is triggered by _NOT_ having the UNNotificationActionOptionForeground option
+	BOOL dontOpen = [response.actionIdentifier isEqualToString:kActionMarkRead];
+	BOOL dontMarkRead = [response.actionIdentifier isEqualToString:kActionOpenOnly];
+	[StoreCoordinator updateArticles:articles markRead:!dontMarkRead andOpen:!dontOpen inContext:moc];
+}
+
+@end

baRSS/Preferences/Appearance Tab/SettingsAppearanceView.m

@@ -28,9 +28,9 @@
 	[self entry:NSLocalizedString(@"Open all unread", nil) c1:Pref_globalOpenUnread c2:Pref_groupOpenUnread c3:Pref_feedOpenUnread];
 	[self entry:NSLocalizedString(@"Mark all read", nil) c1:Pref_globalMarkRead c2:Pref_groupMarkRead c3:Pref_feedMarkRead];
 	[self entry:NSLocalizedString(@"Mark all unread", nil) c1:Pref_globalMarkUnread c2:Pref_groupMarkUnread c3:Pref_feedMarkUnread];
-	[self entry:NSLocalizedString(@"Show only unread / hide read", nil) c1:Pref_globalUnreadOnly c2:Pref_groupUnreadOnly c3:Pref_feedUnreadOnly];
 	[self entry:NSLocalizedString(@"Number of unread articles", nil) c1:Pref_globalUnreadCount c2:Pref_groupUnreadCount c3:Pref_feedUnreadCount];
 	[self entry:NSLocalizedString(@"Indicator for unread articles", nil) c1:nil c2:Pref_groupUnreadIndicator c3:Pref_feedUnreadIndicator];
+	[self entry:NSLocalizedString(@"Show only unread / hide read", nil) c1:nil c2:Pref_groupUnreadOnly c3:Pref_feedUnreadOnly];
 	[[self entry:NSLocalizedString(@"Truncate article title", nil) c1:nil c2:nil c3:Pref_feedTruncateTitle]
 	 tooltip:NSLocalizedString(@"Truncate article title after 60 characters", nil)];
 	[[self entry:NSLocalizedString(@"Limit number of articles", nil) c1:nil c2:nil c3:Pref_feedLimitArticles]

baRSS/Preferences/Feeds Tab/ModalFeedEdit.h

@@ -13,6 +13,7 @@ NS_ASSUME_NONNULL_BEGIN
 
 @interface ModalFeedEdit : ModalEditDialog <NSTextFieldDelegate>
 - (void)didClickWarningButton:(NSButton*)sender;
+- (void)openRegexConverter;
 @end
 
 @interface ModalGroupEdit : ModalEditDialog

baRSS/Preferences/Feeds Tab/ModalFeedEdit.m

@@ -11,6 +11,9 @@
 #import "NSView+Ext.h"
 #import "NSDate+Ext.h"
 #import "NSURL+Ext.h"
+#import "RegexConverterController.h"
+#import "RegexConverterModal.h"
+#import "RegexConverter+Ext.h"
 
 // ################################################################
 // #
@@ -59,6 +62,9 @@
 @property (strong) FeedDownload *memFeed;
 @property (weak) FaviconDownload *memIcon;
 @property (strong) RefreshStatisticsView *statisticsView;
+@property (nonatomic, assign) BOOL skipIconDownload;
+@property (nonatomic, assign) BOOL openRegexAfterDownload;
+@property (weak) id eventMonitor;
 @end
 
 @implementation ModalFeedEdit
@@ -71,6 +77,13 @@
 	self.view.refreshNum.intValue = 30;
 	[NSDate populateUnitsMenu:self.view.refreshUnit selected:TimeUnitMinutes];
 	[self populateTextFields:self.feedGroup];
+	
+	// removed in windowShouldClose:
+	self.eventMonitor = [NSEvent addLocalMonitorForEventsMatchingMask:NSEventMaskFlagsChanged handler:^(NSEvent *event) {
+		BOOL optionKeyActive = ((event.modifierFlags & NSEventModifierFlagOption) != 0);
+		self.view.regexConverterButton.hidden = !self.feedGroup.feed.regex && !optionKeyActive;
+		return event;
+	}];
 }
 
 /// Pre-fill UI control field values with @c FeedGroup properties.
@@ -81,6 +94,7 @@
 	self.view.url.objectValue = fg.feed.meta.url;
 	self.previousURL = self.view.url.stringValue;
 	self.view.favicon.image = [fg.feed iconImage16];
+	self.view.regexConverterButton.hidden = !fg.feed.regex;
 	[NSDate setInterval:fg.feed.meta.refresh forPopup:self.view.refreshUnit andField:self.view.refreshNum animate:NO];
 	[self statsForCoreDataObject];
 }
@@ -102,7 +116,8 @@
 	[f.meta setRefreshIfChanged:intv];
 	if (self.memFeed) {
 		[self.memFeed copyValuesTo:f ignoreError:YES];
-		[f setNewIcon:self.faviconFile]; // only if downloaded anything (nil deletes icon!)
+		if (self.faviconFile) // only if downloaded anything (nil deletes icon!)
+			[f setNewIcon:self.faviconFile];
 		self.faviconFile = nil;
 	}
 }
@@ -121,9 +136,11 @@
 - (void)downloadRSS {
 	[self cancelDownloads];
 	[self.modalSheet setDoneEnabled:NO]; // prevent user from closing the dialog during download
-	[self.view.spinnerURL startAnimation:nil];
 	[self.view.spinnerName startAnimation:nil];
+	if (!self.skipIconDownload) {
+		[self.view.spinnerURL startAnimation:nil];
 		self.view.favicon.image = nil;
+	}
 	self.view.warningButton.hidden = YES;
 	// User didn't change title since last fetch. Will be pre-filled with new title after download
 	if ([self.view.name.stringValue isEqualToString:self.view.name.placeholderString]) {
@@ -131,7 +148,9 @@
 		self.view.name.placeholderString = NSLocalizedString(@"Loading …", nil);
 	}
 	self.previousURL = self.view.url.stringValue;
-	self.memFeed = [[FeedDownload withURL:self.previousURL] startWithDelegate:self];
+	self.memFeed = [[[FeedDownload withURL:self.previousURL]
+					 withRegex:self.feedGroup.feed.regex enforce:self.openRegexAfterDownload]
+					startWithDelegate:self];
 }
 
 /**
@@ -182,7 +201,7 @@
 	self.view.favicon.hidden = hasError;
 	self.view.warningButton.hidden = !hasError;
 	// Start favicon download
-	if (hasError)
+	if (hasError || self.skipIconDownload)
 		[self downloadComplete];
 	else
 		self.memIcon = [[sender faviconDownload] startWithDelegate:self];
@@ -210,7 +229,46 @@
 - (void)downloadComplete {
 	[self.view.spinnerURL stopAnimation:nil];
 	[self.modalSheet setDoneEnabled:YES];
+	self.skipIconDownload = NO;
+	
+	if (self.openRegexAfterDownload) {
+		[self openRegexConverter];
 	}
+}
+
+
+#pragma mark - Regex Converter
+
+- (void)openRegexConverter {
+	if (!self.openRegexAfterDownload) {
+		self.openRegexAfterDownload = YES;
+		self.skipIconDownload = self.feedGroup.feed.hasIcon;
+		[self downloadRSS];
+		return;
+	}
+	self.openRegexAfterDownload = NO;
+	
+	// shrink FeedEdit modal size to effectively hide it behind new modal
+	NSRect previous = self.modalSheet.frame;
+	CGFloat minWidthDiff = previous.size.width - self.modalSheet.minSize.width;
+	[self.modalSheet setFrame:NSInsetRect(previous, minWidthDiff / 2.0, 0) display:NO];
+	
+	RegexConverterController *c = [RegexConverterController withData:self.memFeed.rawData andConverter:self.feedGroup.feed.regex];
+	[self.modalSheet.sheetParent beginCriticalSheet:[c getModalSheet] completionHandler:^(NSModalResponse returnCode) {
+		// reset previous size
+		[self.modalSheet setFrame:previous display:NO];
+		
+		if (returnCode == NSModalResponseOK) {
+			[c applyChanges:self.feedGroup.feed];
+			self.skipIconDownload = self.feedGroup.feed.hasIcon;
+			self.view.regexConverterButton.hidden = !self.feedGroup.feed.regex;
+			[self downloadRSS];
+		} else {
+			[self populateTextFields:self.feedGroup];
+		}
+	}];
+}
+
 
 #pragma mark - Feed Statistics
 
@@ -264,6 +322,7 @@
 		[[NSNotificationCenter defaultCenter] postNotificationName:NSControlTextDidEndEditingNotification object:self.view.url];
 		return NO;
 	}
+	[NSEvent removeMonitor:self.eventMonitor];
 	return YES;
 }
 

baRSS/Preferences/Feeds Tab/ModalFeedEditView.h

@@ -18,6 +18,7 @@ NS_ASSUME_NONNULL_BEGIN
 @property NSPopover *warningPopover;
 @property (strong) IBOutlet NSTextField *warningText;
 @property (strong) IBOutlet NSButton *warningReload;
+@property (strong) IBOutlet NSButton *regexConverterButton;
 
 - (instancetype)initWithController:(ModalFeedEdit*)controller NS_DESIGNATED_INITIALIZER;
 - (instancetype)initWithFrame:(NSRect)frameRect NS_UNAVAILABLE;

baRSS/Preferences/Feeds Tab/ModalFeedEditView.m

@@ -1,6 +1,7 @@
 #import "ModalFeedEditView.h"
 #import "ModalFeedEdit.h"
 #import "NSView+Ext.h"
+#import "Constants.h"
 
 @interface StrictUIntFormatter : NSFormatter
 @end
@@ -25,7 +26,8 @@
 	self.url = [[[NSView inputField:@"https://example.org/feed.rss" width:0] placeIn:self x:x yTop:0] sizeToRight:PAD_S + 18];
 	self.spinnerURL = [[NSView activitySpinner] placeIn:self xRight:1 yTop:2.5];
 	self.favicon = [[[NSView imageView:nil size:18] tooltip:NSLocalizedString(@"Favicon", nil)] placeIn:self xRight:0 yTop:1.5];
-	self.warningButton = [[[[NSView buttonIcon:NSImageNameCaution size:18] action:@selector(didClickWarningButton:) target:nil] // up the responder chain
+	self.warningButton = [[[[NSView buttonIcon:NSImageNameCaution size:18]
+							action:@selector(didClickWarningButton:) target:nil] // up the responder chain
 						   tooltip:NSLocalizedString(@"Click here to show failure reason", nil)]
 						  placeIn:self xRight:0 yTop:1.5];
 	// 2. row
@@ -34,6 +36,10 @@
 	// 3. row
 	self.refreshNum = [[NSView inputField:@"30" width:85] placeIn:self x:x yTop:2*rowHeight];
 	self.refreshUnit = [[NSView popupButton:120] placeIn:self x:NSMaxX(self.refreshNum.frame) + PAD_M yTop:2*rowHeight];
+	self.regexConverterButton = [[[[NSView buttonIcon:RSSImageRegexIcon size:19]
+								   action:@selector(openRegexConverter) target:controller]
+								  tooltip:NSLocalizedString(@"Regex converter", nil)]
+								 placeIn:self xRight:0 yTop:2*rowHeight + 1];
 	
 	// initial state
 	self.url.accessibilityLabel = lbls[0];
@@ -41,6 +47,7 @@
 	self.refreshNum.accessibilityLabel = NSLocalizedString(@"Refresh interval", nil);
 	self.url.delegate = controller;
 	self.warningButton.hidden = YES;
+	self.regexConverterButton.hidden = YES;
 	self.refreshNum.formatter = [StrictUIntFormatter new]; // see below ...
 	[self prepareWarningPopover];
 	return self;

baRSS/Preferences/Feeds Tab/SettingsFeeds+DragDrop.m

@@ -138,7 +138,7 @@ const NSPasteboardType dragReorder = @"de.relikd.baRSS.drag-reorder";
 	if (selection.count > 0)
 		[self.dataStore setSelectionIndexPaths:[selection sortedArrayUsingSelector:@selector(compare:)]];
 	
-	[UpdateScheduler downloadList:feedsList userInitiated:YES finally:^{
+	[UpdateScheduler downloadList:feedsList userInitiated:YES notifications:NO finally:^{
 		[self endCoreDataChangeUndoEmpty:NO forceUndo:NO];
 		for (Feed *f in feedsList)
 			[moc refreshObject:f.group mergeChanges:NO]; // fixes blank icon if imported with no inet conn

baRSS/Preferences/General Tab/SettingsGeneral.h

@@ -3,8 +3,9 @@
 NS_ASSUME_NONNULL_BEGIN
 
 @interface SettingsGeneral : NSViewController
-- (void)changeHttpApplication:(NSPopUpButton *)sender;
 - (void)clickHowToDefaults:(NSButton *)sender;
+- (void)changeHttpApplication:(NSPopUpButton *)sender;
+- (void)changeNotificationType:(NSPopUpButton *)sender;
 @end
 
 NS_ASSUME_NONNULL_END

baRSS/Preferences/General Tab/SettingsGeneral.m

@@ -3,6 +3,7 @@
 #import "StoreCoordinator.h"
 #import "Constants.h"
 #import "SettingsGeneralView.h"
+#import "NotifyEndpoint.h"
 
 @interface SettingsGeneral()
 @property (strong) IBOutlet SettingsGeneralView *view; // override
@@ -13,19 +14,38 @@
 
 - (void)loadView {
 	self.view = [[SettingsGeneralView alloc] initWithController:self];
-	// Default http application for opening the feed urls
-	NSPopUpButton *pop = self.view.popupHttpApplication;
-	[pop removeAllItems];
-	[pop addItemWithTitle:NSLocalizedString(@"System Default", @"Default web browser application")];
-	NSArray<NSString*> *browsers = CFBridgingRelease(LSCopyAllHandlersForURLScheme(CFSTR("https")));
-	for (NSString *bundleID in browsers) {
-		[pop addItemWithTitle: [self applicationNameForBundleId:bundleID]];
-		pop.lastItem.representedObject = bundleID;
-	}
-	[pop selectItemAtIndex:[pop indexOfItemWithRepresentedObject:UserPrefsString(Pref_defaultHttpApplication)]];
+	
 	// Default RSS Reader application
 	NSString *feedBundleId = CFBridgingRelease(LSCopyDefaultHandlerForURLScheme(CFSTR("feed")));
 	self.view.defaultReader.objectValue = [self applicationNameForBundleId:feedBundleId];
+	
+	// Default http application for opening the feed urls
+	NSPopUpButton *defaultApp = self.view.popupHttpApplication;
+	[defaultApp removeAllItems];
+	[defaultApp addItemWithTitle:NSLocalizedString(@"System Default", @"Default web browser application")];
+	NSArray<NSString*> *browsers = CFBridgingRelease(LSCopyAllHandlersForURLScheme(CFSTR("https")));
+	for (NSString *bundleID in browsers) {
+		[defaultApp addItemWithTitle: [self applicationNameForBundleId:bundleID]];
+		defaultApp.lastItem.representedObject = bundleID;
+	}
+	[defaultApp selectItemAtIndex:[defaultApp indexOfItemWithRepresentedObject:UserPrefsString(Pref_defaultHttpApplication)]];
+	
+	// Notification settings (disabled, per article, per feed, total)
+	NSPopUpButton *notify = self.view.popupNotificationType;
+	[notify removeAllItems];
+	[notify addItemsWithTitles:@[
+		NSLocalizedString(@"Disabled", @"No notifications"),
+		NSLocalizedString(@"Per Article", nil),
+		NSLocalizedString(@"Per Feed", nil),
+		NSLocalizedString(@"Global “X unread articles”", nil),
+	]];
+	notify.itemArray[0].representedObject = NotificationTypeToString(NotificationTypeDisabled);
+	notify.itemArray[1].representedObject = NotificationTypeToString(NotificationTypePerArticle);
+	notify.itemArray[2].representedObject = NotificationTypeToString(NotificationTypePerFeed);
+	notify.itemArray[3].representedObject = NotificationTypeToString(NotificationTypeGlobal);
+	NotificationType savedType = UserPrefsNotificationType();
+	[notify selectItemAtIndex:[notify indexOfItemWithRepresentedObject:NotificationTypeToString(savedType)]];
+	self.view.notificationHelp.stringValue = [self notificationHelpString:savedType];
 }
 
 /// Get human readable application name such as 'Safari' or 'baRSS'
@@ -41,11 +61,6 @@
 
 #pragma mark - User interaction
 
-// Callback method fired when user selects a different item from popup list
-- (void)changeHttpApplication:(NSPopUpButton *)sender {
-	UserPrefsSet(Pref_defaultHttpApplication, sender.selectedItem.representedObject);
-}
-
 // Callback method from round help button right of default feed reader text
 - (void)clickHowToDefaults:(NSButton *)sender {
 	NSAlert *alert = [[NSAlert alloc] init];
@@ -63,4 +78,29 @@
 
 // x-apple.systempreferences:com.apple.preferences.users?startupItemsPref
 
+// Callback method fired when user selects a different item from popup list
+- (void)changeHttpApplication:(NSPopUpButton *)sender {
+	UserPrefsSet(Pref_defaultHttpApplication, sender.selectedItem.representedObject);
+}
+
+- (void)changeNotificationType:(NSPopUpButton *)sender {
+	UserPrefsSet(Pref_notificationType, sender.selectedItem.representedObject);
+	self.view.notificationHelp.stringValue = [self notificationHelpString:UserPrefsNotificationType()];
+	[NotifyEndpoint activate];
+}
+
+/// Help string explaining the different notification settings (for the current configuration)
+- (NSString*)notificationHelpString:(NotificationType)typ {
+	switch (typ) {
+		case NotificationTypeDisabled:
+			return NSLocalizedString(@"Notifications are disabled. You will not get any notifications even if you enable them in System Settings.", nil);
+		case NotificationTypePerArticle:
+			return NSLocalizedString(@"You will get a notification for each article (“Feed Title: Article Title”). A click on the notification banner opens the article link and marks the item as read.", nil);
+		case NotificationTypePerFeed:
+			return NSLocalizedString(@"You will get a notification for each feed whenever one or more new articles are published (“Feed Title: X unread articles”). A click on the notification banner will open all unread articles of that feed.", nil);
+		case NotificationTypeGlobal:
+			return NSLocalizedString(@"You will get a single notification for all feeds combined (“baRSS: X unread articles”). A click on the notification banner will open all unread articles of all feeds.", nil);
+	}
+}
+
 @end

baRSS/Preferences/General Tab/SettingsGeneralView.h

@@ -4,8 +4,10 @@
 NS_ASSUME_NONNULL_BEGIN
 
 @interface SettingsGeneralView : NSView
-@property (strong) IBOutlet NSPopUpButton* popupHttpApplication;
 @property (strong) IBOutlet NSTextField *defaultReader;
+@property (strong) IBOutlet NSPopUpButton* popupHttpApplication;
+@property (strong) IBOutlet NSPopUpButton* popupNotificationType;
+@property (strong) IBOutlet NSTextField* notificationHelp;
 
 - (instancetype)initWithController:(SettingsGeneral*)controller NS_DESIGNATED_INITIALIZER;
 - (instancetype)initWithFrame:(NSRect)frameRect NS_UNAVAILABLE;

baRSS/Preferences/General Tab/SettingsGeneralView.m

@@ -6,15 +6,29 @@
 
 - (instancetype)initWithController:(SettingsGeneral*)controller {
 	self = [super initWithFrame:NSMakeRect(0, 0, 320, 327)];
+	
 	// Change default feed reader application
 	NSTextField *l1 = [[NSView label:NSLocalizedString(@"Default feed reader:", nil)] placeIn:self x:PAD_WIN yTop:PAD_WIN + 3];
 	NSButton *help = [[[NSView helpButton] action:@selector(clickHowToDefaults:) target:controller] placeIn:self xRight:PAD_WIN yTop:PAD_WIN];
 	self.defaultReader = [[[[NSView label:@""] bold] placeIn:self x:NSMaxX(l1.frame) + PAD_S yTop:PAD_WIN + 3] sizeToRight:NSWidth(help.frame) + PAD_WIN];
+	
 	// Popup button 'Open URLs with:'
 	CGFloat y = YFromTop(help) + PAD_M;
 	NSTextField *l2 = [[NSView label:NSLocalizedString(@"Open URLs with:", nil)] placeIn:self x:PAD_WIN yTop:y + 1];
 	self.popupHttpApplication = [[[[NSView popupButton:0] placeIn:self x:NSMaxX(l2.frame) + PAD_S yTop:y] sizeToRight:PAD_WIN]
 								 action:@selector(changeHttpApplication:) target:controller];
+	
+	// Notification type
+	y = YFromTop(self.popupHttpApplication) + PAD_M;
+	NSTextField *l3 = [[NSView label:NSLocalizedString(@"Notifications:", nil)] placeIn:self x:PAD_WIN yTop:y + 1];
+	self.popupNotificationType = [[[[NSView popupButton:0] placeIn:self x:NSMaxX(l3.frame) + PAD_S yTop:y] sizeToRight:PAD_WIN]
+								  action:@selector(changeNotificationType:) target:controller];
+	
+	// Notification help text
+	y = YFromTop(self.popupNotificationType) + PAD_M;
+	self.notificationHelp = [[[[[NSView label:@""] gray]
+							   multiline:NSMakeSize(320 - 2*PAD_WIN, HEIGHT_LABEL * 5)]
+							  placeIn:self x:PAD_WIN yTop:y] sizeToRight:PAD_WIN];
 	return self;
 }
 

baRSS/Regex Editor/RegexConverterController.h

@@ -0,0 +1,12 @@
+@import Cocoa;
+@class RegexConverter, RegexConverterModal, Feed;
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface RegexConverterController : NSViewController <NSTextFieldDelegate>
++ (instancetype)withData:(NSData *)data andConverter:(nullable RegexConverter*)converter;
+- (RegexConverterModal*)getModalSheet;
+- (void)applyChanges:(Feed *)feed;
+@end
+
+NS_ASSUME_NONNULL_END

baRSS/Regex Editor/RegexConverterController.m

@@ -0,0 +1,125 @@
+#import "RegexConverterController.h"
+#import "RegexConverterView.h"
+#import "RegexConverter+Ext.h"
+#import "RegexConverterModal.h"
+#import "RegexFeed.h"
+#import "Feed+Ext.h"
+#import "NSURLRequest+Ext.h"
+
+
+// ################################################################
+// #
+// #  MARK: - RegexConverterController -
+// #
+// ################################################################
+
+@interface RegexConverterController() <NSWindowDelegate>
+@property (strong) RegexConverter *converter;
+@property (strong) RegexConverterModal *modalSheet;
+@property (strong) IBOutlet RegexConverterView *view; // override
+
+@property (strong) NSString *theData; // not "copy" because generated in initializer
+@end
+
+@implementation RegexConverterController
+@dynamic view;
+
+/// Dedicated initializer
++ (instancetype)withData:(NSData *)data andConverter:(RegexConverter*)converter {
+	RegexConverterController *diag = [self new];
+	diag.theData = data ? [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]: @"";
+	diag.converter = converter;
+	return diag;
+}
+
+- (RegexConverterModal *)getModalSheet {
+	if (!self.modalSheet) {
+		self.modalSheet = [[RegexConverterModal alloc] initWithView:self.view];
+		self.modalSheet.delegate = self;
+	}
+	return self.modalSheet;
+}
+
+- (void)loadView {
+	self.view = [[RegexConverterView alloc] initWithController:self];
+	[self populateTextFields:self.converter];
+	[self updateOutput:self.theData];
+}
+
+/// Pre-fill UI control field values with @c RegexConverter properties.
+- (void)populateTextFields:(RegexConverter*)converter {
+	if (converter) {
+		self.view.entry.objectValue = converter.entry;
+		self.view.href.objectValue = converter.href;
+		self.view.title.objectValue = converter.title;
+		self.view.desc.objectValue = converter.desc;
+		self.view.date.objectValue = converter.date;
+		self.view.dateFormat.objectValue = converter.dateFormat;
+	}
+}
+
+#pragma mark - Update CoreData
+
+- (void)applyChanges:(Feed *)feed {
+	BOOL shouldDelete = self.view.entry.stringValue.length == 0;
+	
+	if (shouldDelete) {
+		if (feed.regex) {
+			[feed.managedObjectContext deleteObject:feed.regex];
+		}
+		return;
+	}
+	
+	if (!feed.regex) {
+		feed.regex = [RegexConverter newInContext:feed.managedObjectContext];
+	}
+	
+	[feed.regex setEntryIfChanged:self.view.entry.stringValue];
+	[feed.regex setHrefIfChanged:self.view.href.stringValue];
+	[feed.regex setTitleIfChanged:self.view.title.stringValue];
+	[feed.regex setDescIfChanged:self.view.desc.stringValue];
+	[feed.regex setDateIfChanged:self.view.date.stringValue];
+	[feed.regex setDateFormatIfChanged:self.view.dateFormat.stringValue];
+}
+
+#pragma mark - NSTextField Delegate
+
+- (RegexFeed*)regexParser {
+	RegexFeed *tmp = [RegexFeed new];
+	tmp.rxEntry = self.view.entry.stringValue;
+	tmp.rxHref = self.view.href.stringValue;
+	tmp.rxTitle = self.view.title.stringValue;
+	tmp.rxDesc = self.view.desc.stringValue;
+	tmp.rxDate = self.view.date.stringValue;
+	tmp.dateFormat = self.view.dateFormat.stringValue;
+	return tmp;
+}
+
+- (void)controlTextDidEndEditing:(NSNotification*)obj {
+	if (self.view.entry.stringValue.length == 0) {
+		[self updateOutput:self.theData];
+		return;
+	}
+	
+	NSError *err = nil;
+	NSArray<RegexFeedEntry*> *matches = [[self regexParser] process:self.theData error:&err];
+	if (err) {
+		[self updateOutput:[NSString stringWithFormat:@"%@\n––––\n%@",
+							err.localizedDescription, err.localizedRecoverySuggestion]];
+		return;
+	}
+	
+	NSMutableString *rv = [NSMutableString new];
+	for (RegexFeedEntry *entry in matches) {
+		[rv appendFormat:@"%@\n\n$_href: %@\n$_title: %@\n$_date: %@ -> %@\n$_description: %@\n\n----------\n\n",
+		 entry.rawMatch, entry.href, entry.title, entry.dateString, entry.date, entry.desc];
+	}
+	
+	[self updateOutput:rv];
+}
+
+- (void)updateOutput:(NSString *)text {
+	[self.view.output.textStorage setAttributedString:[[NSAttributedString alloc] initWithString:text]];
+}
+
+@end

baRSS/Regex Editor/RegexConverterModal.h

@@ -0,0 +1,12 @@
+@import Cocoa;
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface RegexConverterModal : NSPanel
+@property (readonly) BOOL didTapCancel;
+
+- (instancetype)initWithContentRect:(NSRect)contentRect styleMask:(NSWindowStyleMask)style backing:(NSBackingStoreType)backingStoreType defer:(BOOL)flag NS_UNAVAILABLE;
+- (instancetype)initWithView:(NSView*)content NS_DESIGNATED_INITIALIZER;
+@end
+
+NS_ASSUME_NONNULL_END

baRSS/Regex Editor/RegexConverterModal.m

@@ -0,0 +1,60 @@
+#import "RegexConverterModal.h"
+#import "UserPrefs.h"
+#import "NSView+Ext.h"
+
+@interface RegexConverterModal()
+@property (assign) BOOL respondToShouldClose;
+@end
+
+@implementation RegexConverterModal
+
+/// Designated initializer. 'Done' and 'Cancel' buttons will be added automatically.
+- (instancetype)initWithView:(NSView*)content {
+	static CGFloat const contentOffsetY = PAD_WIN + HEIGHT_BUTTON + PAD_L;
+
+	CGSize sz = content.frame.size;
+	sz.width += 2 * (NSInteger)PAD_WIN;
+	sz.height += PAD_WIN + contentOffsetY; // the second PAD_WIN is already in contentOffsetY
+
+	NSWindowStyleMask style = NSWindowStyleMaskTitled | NSWindowStyleMaskResizable | NSWindowStyleMaskFullSizeContentView;
+	self = [super initWithContentRect:NSMakeRect(0, 0, sz.width, sz.height) styleMask:style backing:NSBackingStoreBuffered defer:NO];
+	[content placeIn:self.contentView x:PAD_WIN y:contentOffsetY];
+
+	self.minSize = sz;
+
+	// Add default interaction buttons
+	NSButton *btnDone = [self createButton:NSLocalizedString(@"Done", nil) atX:PAD_WIN];
+	NSButton *btnCancel = [self createButton:NSLocalizedString(@"Cancel", nil) atX:sz.width - NSMinX(btnDone.frame) + PAD_M];
+	btnDone.tag = 42; // mark 'Done' button
+	//btnDone.keyEquivalent = @"\r"; // Enter / Return
+	btnCancel.keyEquivalent = [NSString stringWithFormat:@"%c", 0x1b]; // ESC
+	return self;
+}
+
+/// Helper method to create bottom-right aligned button.
+- (NSButton*)createButton:(NSString*)text atX:(CGFloat)x {
+	return [[[NSView button:text] action:@selector(didTapButton:) target:self] placeIn:self.contentView xRight:x y:PAD_WIN];
+}
+
+/// Sets bool for future usage
+- (void)setDelegate:(id<NSWindowDelegate>)delegate {
+	[super setDelegate:delegate];
+	self.respondToShouldClose = [delegate respondsToSelector:@selector(windowShouldClose:)];
+}
+
+/**
+ Called after user has clicked the 'Done' (Return) or 'Cancel' (Esc) button.
+ In the later case set @c .didTapCancel @c = @c YES
+ */
+- (void)didTapButton:(NSButton*)sender {
+	BOOL successful = (sender.tag == 42); // 'Done' button
+	_didTapCancel = !successful;
+	if (self.respondToShouldClose && ![self.delegate windowShouldClose:self]) {
+		return;
+	}
+	// Remove subviews to avoid _NSKeyboardFocusClipView issues
+	[self.contentView.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)];
+	[self.sheetParent endSheet:self returnCode:(successful ? NSModalResponseOK : NSModalResponseCancel)];
+}
+
+@end

baRSS/Regex Editor/RegexConverterView.h

@@ -0,0 +1,20 @@
+@import Cocoa;
+@class RegexConverter, RegexConverterController;
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface RegexConverterView : NSView
+@property (strong) IBOutlet NSTextField *entry;
+@property (strong) IBOutlet NSTextField *href;
+@property (strong) IBOutlet NSTextField *title;
+@property (strong) IBOutlet NSTextField *date;
+@property (strong) IBOutlet NSTextField *dateFormat;
+@property (strong) IBOutlet NSTextField *desc;
+@property (strong) IBOutlet NSTextView *output;
+
+- (instancetype)initWithController:(RegexConverterController*)controller NS_DESIGNATED_INITIALIZER;
+- (instancetype)initWithFrame:(NSRect)frameRect NS_UNAVAILABLE;
+- (nullable instancetype)initWithCoder:(NSCoder *)decoder NS_UNAVAILABLE;
+@end
+
+NS_ASSUME_NONNULL_END

baRSS/Regex Editor/RegexConverterView.m

@@ -0,0 +1,141 @@
+#import "RegexConverterView.h"
+#import "RegexConverterController.h"
+#import "RegexConverter+Ext.h"
+#import "NSDate+Ext.h"
+#import "NSView+Ext.h"
+
+@interface RegexConverterView()
+@property NSPopover *infoPopover;
+@property (strong) IBOutlet NSTextField *popoverText;
+@property (strong) IBOutlet NSButton *infoButtonEntry;
+@end
+
+
+@implementation RegexConverterView
+
+static CGFloat const heightHowTo = 2 * HEIGHT_LABEL_SMALL;
+static CGFloat const heightOutput = 150;
+static CGFloat const heightRow = PAD_S + HEIGHT_INPUTFIELD;
+
+- (instancetype)initWithController:(RegexConverterController*)controller {
+	NSArray *lbls = @[
+		NSLocalizedString(@"Entries", nil),
+		NSLocalizedString(@"Link", nil),
+		NSLocalizedString(@"Title", nil),
+		NSLocalizedString(@"Description", nil),
+		NSLocalizedString(@"Date", nil),
+		NSLocalizedString(@"Date Format", nil),
+	];
+	NSView *labels = [NSView labelColumn:lbls rowHeight:HEIGHT_INPUTFIELD padding:PAD_S];
+	
+	self = [super initWithFrame:NSMakeRect(0, 0, 420, heightHowTo + PAD_L + NSHeight(labels.frame) + PAD_L + heightOutput)];
+	self.autoresizingMask = NSViewWidthSizable | NSViewHeightSizable;
+	
+	[self makeHowTo];
+	
+	CGFloat x = NSWidth(labels.frame) + PAD_S;
+	[labels placeIn:self x:0 yTop:heightHowTo + PAD_L];
+	
+	self.entry = [self inputAndExamples:0 x:x delegate:controller];
+	self.href = [self inputAndExamples:1 x:x delegate:controller];
+	self.title = [self inputAndExamples:2 x:x delegate:controller];
+	self.desc = [self inputAndExamples:3 x:x delegate:controller];
+	self.date = [self inputAndExamples:4 x:x delegate:controller];
+	self.dateFormat = [self inputAndExamples:5 x:x delegate:controller];
+	
+	// output text field
+	self.output = [self makeOutput];
+	
+	// prepare info popover
+	self.infoPopover = [NSView popover: NSMakeSize(400, 100)];
+	NSView *content = self.infoPopover.contentViewController.view;
+	self.popoverText = [[[[[NSView label:@""] selectable] sizableWidthAndHeight]
+						 multiline:NSMakeSize(384, 92)] placeIn:content x:8 y:4];
+	return self;
+}
+
+- (NSTextView *)makeHowTo {
+	NSTextView *tv = [[NSTextView new] sizableWidthAndHeight];
+	tv.editable = NO; // but selectable
+	tv.drawsBackground = NO;
+	tv.textContainer.textView.string = NSLocalizedString(@"DIY regex converter. Press enter to confirm. For help, refer to online tools (e.g., regex101 with options: global + single-line)", nil);
+	NSScrollView *scroll = [self wrapContent:tv inScrollView:NSMakeRect(-1, NSHeight(self.frame) - heightHowTo, NSWidth(self.frame) + 2, heightHowTo)];
+	scroll.drawsBackground = NO;
+	scroll.borderType = NSNoBorder;
+	scroll.verticalScrollElasticity = NSScrollElasticityNone;
+	scroll.autoresizingMask = NSViewMinYMargin | NSViewWidthSizable;
+	return tv;
+}
+
+- (NSTextView *)makeOutput {
+	NSTextView *tv = [[NSTextView new] sizableWidthAndHeight];
+	tv.editable = NO; // but selectable
+	tv.backgroundColor = NSColor.whiteColor;
+	[self wrapContent:tv inScrollView:NSMakeRect(-1, 0, NSWidth(self.frame) + 2, heightOutput)];
+	return tv;
+}
+
+/// Helper method to create input field with help button showing regex examples
+- (NSTextField *)inputAndExamples:(NSInteger)row x:(CGFloat)x delegate:(id<NSTextFieldDelegate>)delegate {
+	CGFloat yOffset = heightHowTo + PAD_L + row * heightRow;
+	NSTextField *input = [[[NSView inputField:@"" width:0] placeIn:self x:x yTop:yOffset]
+						  sizeToRight:PAD_S + HEIGHT_BUTTON]; // width of the helpButton
+	input.delegate = delegate;
+	
+	NSInteger tag = 700 + row;
+	NSArray<NSString *> *examples = [self examplesFor:tag];
+	if (examples.count > 0) {
+		[[[[NSView helpButton] action:@selector(didClickExamplesButton:) target:self]
+		  tooltip:NSLocalizedString(@"Click here to show examples", nil)]
+		 placeIn:self xRight:0 yTop:yOffset].tag = tag;
+		
+		input.placeholderString = [examples firstObject];
+	}
+	return input;
+}
+
+/// Example to be displayed in help button
+- (NSArray<NSString *> *)examplesFor:(NSInteger)tag {
+	switch (tag) {
+		case 700: return @[ // entries
+			@"<dt[ >].*?<\\/dd>",
+		];
+		case 701: return @[ // link
+			@"href=\"([^\"]*)\"",
+		];
+		case 702: return @[ // title
+			@"title=\"([^\"]*)\"",
+			@">([^\\s<]*?)<\\/span>"
+		];
+		case 703: return @[ // description
+			@"<dd[^>]*>(.*?)<\\/dd>",
+		];
+		case 704: return @[ // date matcher
+			@"(\\d{2}.\\d{2}.\\d{4})",
+		];
+		case 705: return @[ // date format
+			@"dd.MM.yyyy",
+			@"dd. MMM yyyy",
+			@"yyyy-MM-dd'T'HH:mm:ssZZZZZ",
+		];
+		default: break;
+	}
+	return @[];
+}
+
+- (void)didClickExamplesButton:(NSButton*)sender {
+	NSString *examples = [[self examplesFor:sender.tag] componentsJoinedByString:@"\n"];
+	
+	// TODO: clickable entries
+	self.popoverText.stringValue = [NSString stringWithFormat:@"%@", examples];
+	
+	NSSize newSize = self.popoverText.fittingSize; // width is limited by the textfield's preferred width
+	newSize.width += 2 * self.popoverText.frame.origin.x; // the padding
+	newSize.height += 2 * self.popoverText.frame.origin.y;
+	
+	// apply fitting size and display
+	self.infoPopover.contentSize = newSize;
+	[self.infoPopover showRelativeToRect:NSZeroRect ofView:sender preferredEdge:NSRectEdgeMinY];
+}
+
+@end

baRSS/Regex Editor/RegexFeed.h

@@ -0,0 +1,30 @@
+@import Cocoa;
+@class RegexConverter;
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface RegexFeedEntry : NSObject
+@property (nullable, readonly) NSString *href;
+@property (nullable, readonly) NSString *title;
+@property (nullable, readonly) NSString *desc;
+@property (nullable, readonly) NSString *dateString;
+@property (nullable, readonly) NSDate *date;
+
+@property (nullable, readonly) NSString *rawMatch;
+@end
+
+
+@interface RegexFeed : NSObject
+@property (nullable, copy) NSString *rxEntry;
+@property (nullable, copy) NSString *rxHref;
+@property (nullable, copy) NSString *rxTitle;
+@property (nullable, copy) NSString *rxDesc;
+@property (nullable, copy) NSString *rxDate;
+@property (nullable, copy) NSString *dateFormat;
+
++ (RegexFeed *)from:(RegexConverter*)regex;
+
+- (NSArray<RegexFeedEntry*>*)process:(NSString*)rawData error:(NSError * __autoreleasing *)err;
+@end
+
+NS_ASSUME_NONNULL_END

baRSS/Regex Editor/RegexFeed.m

@@ -0,0 +1,86 @@
+#import "RegexFeed.h"
+#import "RegexConverter+Ext.h"
+
+@interface RegexFeedEntry()
+@property (nullable, copy) NSString *href;
+@property (nullable, copy) NSString *title;
+@property (nullable, copy) NSString *desc;
+@property (nullable, copy) NSString *dateString;
+@property (nullable, retain) NSDate *date;
+
+@property (nullable, copy) NSString *rawMatch;
+@end
+
+@implementation RegexFeedEntry
+@end
+
+
+@implementation RegexFeed
+
++ (RegexFeed *)from:(RegexConverter*)regex {
+	RegexFeed *x = [RegexFeed new];
+	x.rxEntry = regex.entry;
+	x.rxHref = regex.href;
+	x.rxTitle = regex.title;
+	x.rxDesc = regex.desc;
+	x.rxDate = regex.date;
+	x.dateFormat = regex.dateFormat;
+	return x;
+}
+
+- (NSArray<RegexFeedEntry*>*)process:(NSString*)rawData error:(NSError * __autoreleasing *)err {
+	NSRegularExpression *re_entries = [self regex:_rxEntry error:err];
+	if (!re_entries) {
+		return @[];
+	}
+	NSDateFormatter *dateFormatter = [NSDateFormatter new];
+	[dateFormatter setDateFormat:_dateFormat];
+	[dateFormatter setTimeZone:[NSTimeZone timeZoneWithName:@"UTC"]];
+	// TODO: we probably need to handle locale. Especially for "d. MMM" like "3. Dec"
+
+	NSMutableArray<RegexFeedEntry*> *rv = [NSMutableArray new];
+	NSRegularExpression *re4 = [self regex:_rxDate error:err];
+	NSRegularExpression *re3 = [self regex:_rxDesc error:err];
+	NSRegularExpression *re2 = [self regex:_rxTitle error:err];
+	NSRegularExpression *re1 = [self regex:_rxHref error:err];
+	NSArray<NSTextCheckingResult*> *matches = [re_entries matchesInString:rawData options:0 range:NSMakeRange(0, rawData.length)];
+	
+	for (NSTextCheckingResult *match in matches) {
+		NSString *subdata = [rawData substringWithRange:match.range];
+		RegexFeedEntry *entry = [[RegexFeedEntry alloc] init];
+		entry.rawMatch = subdata;
+		entry.href = [self firstMatch:subdata re:re1];
+		entry.title = [self firstMatch:subdata re:re2];
+		entry.desc = [self firstMatch:subdata re:re3];
+		entry.dateString = [self firstMatch:subdata re:re4];
+		entry.date = (_dateFormat.length && entry.dateString.length) ? [dateFormatter dateFromString:entry.dateString] : nil;
+		[rv addObject:entry];
+	};
+	return rv;
+}
+
+- (nullable NSRegularExpression*)regex:(NSString*)pattern error:(NSError * __autoreleasing *)err {
+	if (pattern.length == 0) {
+		return nil;
+	}
+	NSRegularExpression *re = [[NSRegularExpression alloc] initWithPattern:pattern options:NSRegularExpressionDotMatchesLineSeparators error:err];
+	if (*err) {
+		return nil;
+	}
+	return re;
+}
+
+- (nonnull NSString*)firstMatch:(NSString*)str re:(NSRegularExpression*)re {
+	NSTextCheckingResult *match = [[re matchesInString:str options:0 range:NSMakeRange(0, str.length)] firstObject];
+	if (match) {
+		if (match.numberOfRanges < 2) {
+			return NSLocalizedString(@"Regex error: Missing match-group? ('outer(.*?)text')", nil);
+		}else if (match.numberOfRanges > 2) {
+			return NSLocalizedString(@"Regex error: Multiple match-groups found", nil);
+		}
+		return [str substringWithRange:[match rangeAtIndex:1]];
+	}
+	return @"";
+}
+
+@end

baRSS/Status Bar Menu/BarMenu.m

@@ -66,8 +66,7 @@
 	for (FeedGroup *fg in sortedList) {
 		[menu insertFeedGroupItem:fg withUnread:self.unreadMap].submenu.delegate = self;
 	}
-	UnreadTotal *uct = self.unreadMap[menu.titleIndexPath];
-	[menu setHeaderHasUnread:(uct.unread > 0) hasRead:(uct.unread < uct.total)];
+	[menu setHeaderHasUnread:self.unreadMap[menu.titleIndexPath]];
 }
 
 /// Generate items for @c FeedArticles menu.
@@ -85,8 +84,7 @@
 			break;
 		[menu addItem:[fa newMenuItem]];
 	}
-	UnreadTotal *uct = self.unreadMap[menu.titleIndexPath];
-	[menu setHeaderHasUnread:(uct.unread > 0) hasRead:(uct.unread < uct.total)];
+	[menu setHeaderHasUnread:self.unreadMap[menu.titleIndexPath]];
 }
 
 
@@ -131,11 +129,15 @@
 		// 3. set unread count & enabled header for all parents
 		NSArray<UnreadTotal*> *itms = [self.unreadMap itemsForPath:item.submenu.titleIndexPath create:NO];
 		for (UnreadTotal *uct in itms.reverseObjectEnumerator) {
-			[item.submenu setHeaderHasUnread:(uct.unread > 0) hasRead:(uct.unread < uct.total)];
+			if (item) { // nil on last loop (aka main menu, see below)
+				[item.submenu setHeaderHasUnread:uct];
 				[item setTitleCount:uct.unread];
+				item.hidden = NO;
 				item = item.parentItem;
 			}
-		// TODO: need to re-create groups if user chose to hide already read articles
+		}
+		// call on main menu
+		[self.statusItem.mainMenu setHeaderHasUnread:itms.firstObject];
 	}
 }
 

baRSS/Status Bar Menu/BarStatusItem.h

@@ -2,7 +2,7 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-@interface BarStatusItem : NSObject
+@interface BarStatusItem : NSObject <NSMenuDelegate>
 @property (weak, readonly) NSMenu *mainMenu;
 
 - (void)setUnreadCountAbsolute:(NSUInteger)count;

baRSS/Status Bar Menu/BarStatusItem.m

@@ -5,6 +5,7 @@
 #import "UserPrefs.h"
 #import "BarMenu.h"
 #import "AppHook.h"
+#import "NotifyEndpoint.h"
 #import "NSView+Ext.h"
 #import "NSColor+Ext.h"
 
@@ -17,8 +18,6 @@
 
 @implementation BarStatusItem
 
-- (NSMenu *)mainMenu { return _statusItem.menu; }
-
 - (instancetype)init {
 	self = [super init];
 	// Show icon & prefetch unread count
@@ -28,8 +27,7 @@
 	self.statusItem.button.image.template = YES;
 	// Add empty menu (will be populated once opened)
 	self.statusItem.menu = [[NSMenu alloc] initWithTitle:@"M"];
-	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(mainMenuWillOpen) name:NSMenuDidBeginTrackingNotification object:self.statusItem.menu];
-	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(mainMenuDidClose) name:NSMenuDidEndTrackingNotification object:self.statusItem.menu];
+	self.statusItem.menu.delegate = self;
 	// Some icon unread count notification callback methods
 	RegisterNotification(kNotificationNetworkStatusChanged, @selector(networkChanged:), self);
 	RegisterNotification(kNotificationTotalUnreadCountChanged, @selector(unreadCountChanged:), self);
@@ -72,14 +70,21 @@
 
 /// Assign total unread count value directly.
 - (void)setUnreadCountAbsolute:(NSUInteger)count {
-	_unreadCountTotal = (NSInteger)count;
+	NSInteger oldCount = _unreadCountTotal;
+	_unreadCountTotal = count > 0 ? (NSInteger)count : 0;
 	[self updateBarIcon];
+	[NotifyEndpoint setGlobalCount:_unreadCountTotal previousCount:oldCount];
 }
 
 /// Assign new value by adding @c count to total unread count (may be negative).
 - (void)setUnreadCountRelative:(NSInteger)count {
+	NSInteger oldCount = _unreadCountTotal;
 	_unreadCountTotal += count;
+	if (_unreadCountTotal < 0) {
+		_unreadCountTotal = 0;
+	}
 	[self updateBarIcon];
+	[NotifyEndpoint setGlobalCount:_unreadCountTotal previousCount:oldCount];
 }
 
 /// Fetch new total unread count from core data and assign it as new value (dispatch async on main thread).
@@ -144,19 +149,22 @@
 
 #pragma mark - Main Menu Handling
 
-- (void)mainMenuWillOpen {
+-(void)menuWillOpen:(NSMenu *)menu {
+	_mainMenu = menu; // autoreleased once closed
 	self.barMenu = [[BarMenu alloc] initWithStatusItem:self];
-	[self insertMainMenuHeader:self.statusItem.menu];
-	[self.barMenu menuNeedsUpdate:self.statusItem.menu];
+	
+	[self insertMainMenuHeader:menu];
+	[self.barMenu menuNeedsUpdate:menu];
 	// Add main menu items 'Preferences' and 'Quit'.
-	[self.statusItem.menu addItem:[NSMenuItem separatorItem]];
-	[self.statusItem.menu addItemWithTitle:NSLocalizedString(@"Preferences", nil) action:@selector(openPreferences) keyEquivalent:@","];
-	[self.statusItem.menu addItemWithTitle:NSLocalizedString(@"Quit", nil) action:@selector(terminate:) keyEquivalent:@"q"];
+	[menu addItem:[NSMenuItem separatorItem]];
+	[menu addItemWithTitle:NSLocalizedString(@"Preferences", nil) action:@selector(openPreferences) keyEquivalent:@","];
+	[menu addItemWithTitle:NSLocalizedString(@"Quit", nil) action:@selector(terminate:) keyEquivalent:@"q"];
 }
 
-- (void)mainMenuDidClose {
-	[self.statusItem.menu removeAllItems];
+-(void)menuDidClose:(NSMenu *)menu {
 	self.barMenu = nil;
+	self.statusItem.menu = [[NSMenu alloc] initWithTitle:@"M"];
+	self.statusItem.menu.delegate = self;
 }
 
 - (void)insertMainMenuHeader:(NSMenu*)menu {

baRSS/Status Bar Menu/MapUnreadTotal.m

@@ -14,15 +14,12 @@
 - (instancetype)initWithCoreData:(NSArray<NSDictionary*>*)data {
 	self = [super init];
 	if (self) {
-		UnreadTotal *sum = [UnreadTotal new];
-		_map = [NSMutableDictionary dictionaryWithCapacity:data.count];
-		_map[@""] = sum;
+		_map = [NSMutableDictionary dictionaryWithCapacity:data.count + 1];
+		_map[@""] = [UnreadTotal new];
 		
 		for (NSDictionary *d in data) {
 			NSUInteger u = [d[@"unread"] unsignedIntegerValue];
 			NSUInteger t = [d[@"total"] unsignedIntegerValue];
-			sum.unread += u;
-			sum.total += t;
 			
 			for (UnreadTotal *uct in [self itemsForPath:d[@"indexPath"] create:YES]) {
 				uct.unread += u;
@@ -37,6 +34,7 @@
 - (NSArray<UnreadTotal*>*)itemsForPath:(NSString*)path create:(BOOL)flag {
 	NSMutableArray<UnreadTotal*> *arr = [NSMutableArray array];
 	NSMutableString *key = [NSMutableString string];
+	[arr addObject:_map[@""]];
 	for (NSString *idx in [path componentsSeparatedByString:@"."]) {
 		if (key.length > 0)
 			[key appendString:@"."];

baRSS/Status Bar Menu/NSMenu+Ext.h

@@ -1,19 +1,18 @@
 @import Cocoa;
-@class FeedGroup, MapUnreadTotal;
+@class FeedGroup, MapUnreadTotal, UnreadTotal;
 
 NS_ASSUME_NONNULL_BEGIN
 
 @interface NSMenu (Ext)
 @property (nonnull, copy, readonly) NSString *titleIndexPath;
 @property (nullable, readonly) NSMenuItem* parentItem;
-@property (readonly) BOOL isMainMenu;
 @property (readonly) BOOL isFeedMenu;
 
 // Generator
 - (nullable NSMenuItem*)insertFeedGroupItem:(FeedGroup*)fg withUnread:(MapUnreadTotal*)unreadMap;
 - (void)insertDefaultHeader;
 // Update menu
-- (void)setHeaderHasUnread:(BOOL)hasUnread hasRead:(BOOL)hasRead;
+- (void)setHeaderHasUnread:(UnreadTotal*)count;
 - (nullable NSMenuItem*)deepestItemWithPath:(nonnull NSString*)path;
 @end
 

baRSS/Status Bar Menu/NSMenu+Ext.m

@@ -5,6 +5,7 @@
 #import "FeedGroup+Ext.h"
 #import "Constants.h"
 #import "MapUnreadTotal.h"
+#import "NotifyEndpoint.h"
 
 typedef NS_ENUM(NSInteger, MenuItemTag) {
 	/// Used in @c allowDisplayOfHeaderItem: to identify and enable items
@@ -36,9 +37,6 @@ typedef NS_ENUM(NSInteger, MenuItemTag) {
 	return [self.supermenu itemAtIndex:[self.supermenu indexOfItemWithSubmenu:self]];
 }
 
-/// @return @c YES if menu is status bar menu.
-- (BOOL)isMainMenu { return (self.supermenu == nil); }
-
 /// @return @c YES if menu contains feed articles only.
 - (BOOL)isFeedMenu { return ([self.title characterAtIndex:0] == 'F'); }
 
@@ -59,10 +57,10 @@ typedef NS_ENUM(NSInteger, MenuItemTag) {
 		NSUInteger unread = unreadMap[[t substringFromIndex:2]].unread;
 		
 		// Check user preferences to show only unread entries
-		if (unread == 0 &&
-			((fg.type == FEED && UserPrefsBool(Pref_groupUnreadOnly)) ||
-			 (fg.type == GROUP && UserPrefsBool(Pref_globalUnreadOnly)))) {
-			return nil;
+		if (unread == 0
+			&& (fg.type == FEED || fg.type == GROUP)
+			&& UserPrefsBool(Pref_groupUnreadOnly)) {
+			item.hidden = YES;
 		}
 		
 		item.submenu = [[NSMenu alloc] initWithTitle:t];
@@ -95,7 +93,9 @@ typedef NS_ENUM(NSInteger, MenuItemTag) {
 
 
 /// Loop over default header and enable 'OpenAllUnread' and 'TagMarkAllRead' based on unread count.
-- (void)setHeaderHasUnread:(BOOL)hasUnread hasRead:(BOOL)hasRead {
+- (void)setHeaderHasUnread:(UnreadTotal*)count {
+	BOOL hasUnread = count.unread > 0;
+	BOOL hasRead = count.unread < count.total;
 	NSInteger i = [self indexOfItemWithTag:TagHeaderDelimiter] - 1;
 	for (; i >= 0; i--) {
 		NSMenuItem *item = [self itemAtIndex:i];
@@ -138,7 +138,7 @@ typedef NS_ENUM(NSInteger, MenuItemTag) {
 	static NSString* const mr[] = {Pref_globalMarkRead,   Pref_groupMarkRead,   Pref_feedMarkRead};
 	static NSString* const mu[] = {Pref_globalMarkUnread, Pref_groupMarkUnread, Pref_feedMarkUnread};
 	static NSString* const ou[] = {Pref_globalOpenUnread, Pref_groupOpenUnread, Pref_feedOpenUnread};
-	int i = (self.isMainMenu ? 0 : (self.isFeedMenu ? 2 : 1));
+	int i = (self.supermenu == nil ? 0 : (self.isFeedMenu ? 2 : 1));
 	switch (tag) {
 		case TagMarkAllRead:   return UserPrefsBool(mr[i]);
 		case TagMarkAllUnread: return UserPrefsBool(mu[i]);
@@ -182,27 +182,8 @@ typedef NS_ENUM(NSInteger, MenuItemTag) {
 	}
 	NSManagedObjectContext *moc = [StoreCoordinator createChildContext];
 	NSArray<FeedArticle*> *list = [StoreCoordinator articlesAtPath:path isFeed:isFeedMenu sorted:openLinks unread:markRead inContext:moc limit:limit];
-	
-	BOOL success = NO;
-	if (openLinks) {
-		NSMutableArray<NSURL*> *urls = [NSMutableArray arrayWithCapacity:list.count];
-		for (FeedArticle *fa in list) {
-			if (fa.link.length > 0)
-				[urls addObject:[NSURL URLWithString:fa.link]];
-		}
-		if (urls.count > 0)
-			success = UserPrefsOpenURLs(urls);
-	}
-	// if success == NO, do not modify unread state
-	if (!openLinks || success) {
-		for (FeedArticle *fa in list) {
-			fa.unread = !markRead;
-		}
-		[StoreCoordinator saveContext:moc andParent:YES];
-		[moc reset];
-		NSNumber *num = [NSNumber numberWithInteger: (markRead ? -1 : +1) * (NSInteger)list.count ];
-		PostNotification(kNotificationTotalUnreadCountChanged, num);
-	}
+	[NotifyEndpoint dismiss:
+	 [StoreCoordinator updateArticles:list markRead:markRead andOpen:openLinks inContext:moc]];
 }
 
 @end
@@ -218,10 +199,7 @@ typedef NS_ENUM(NSInteger, MenuItemTag) {
 	NSMenuItem *alt = [self copy];
 	alt.title = title;
 	alt.keyEquivalentModifierMask = NSEventModifierFlagOption;
-	if (!alt.hidden) { // hidden will be ignored if alternate is YES
-		alt.hidden = YES; // force hidden to hide if menu is already open (background update)
 	alt.alternate = YES;
-	}
 	return alt;
 }