Separate FeedDownload into UpdateScheduler & WebFeed

baRSS/Feed Import/OpmlFile.h

@@ -0,0 +1,65 @@
+//
+//  The MIT License (MIT)
+//  Copyright (c) 2018 Oleg Geier
+//
+//  Permission is hereby granted, free of charge, to any person obtaining a copy of
+//  this software and associated documentation files (the "Software"), to deal in
+//  the Software without restriction, including without limitation the rights to
+//  use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+//  of the Software, and to permit persons to whom the Software is furnished to do
+//  so, subject to the following conditions:
+//
+//  The above copyright notice and this permission notice shall be included in all
+//  copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+//  SOFTWARE.
+
+#import <Foundation/Foundation.h>
+#import <Cocoa/Cocoa.h>
+
+@class FeedGroup;
+
+typedef NS_OPTIONS(NSUInteger, OpmlFileExportOptions) {
+	OpmlFileExportOptionFlattened = 1 << 1,
+	OpmlFileExportOptionFullBackup = 1 << 2,
+};
+
+#pragma mark - Protocols
+
+@protocol OpmlFileImportDelegate <NSObject>
+@required
+- (NSManagedObjectContext*)opmlFileImportContext; // currently called only once
+@optional
+- (void)opmlFileImportWillBegin:(NSManagedObjectContext*)moc;
+- (void)opmlFileImportDidEnd:(NSManagedObjectContext*)moc;
+@end
+
+
+@protocol OpmlFileExportDelegate <NSObject>
+@required
+- (NSArray<FeedGroup*>*)opmlFileExportListOfFeedGroups:(OpmlFileExportOptions)options;
+@end
+
+
+#pragma mark - Classes
+
+@interface OpmlFileImport : NSObject
+@property (weak) id<OpmlFileImportDelegate> delegate;
++ (instancetype)withDelegate:(id<OpmlFileImportDelegate>)delegate;
+- (void)showImportDialog:(NSWindow*)window;
+- (void)importFiles:(NSArray<NSURL*>*)files;
+@end
+
+
+@interface OpmlFileExport : NSObject
+@property (weak) id<OpmlFileExportDelegate> delegate;
++ (instancetype)withDelegate:(id<OpmlFileExportDelegate>)delegate;
+- (void)showExportDialog:(NSWindow*)window;
+- (nullable NSError*)writeOPMLFile:(NSURL*)url withOptions:(OpmlFileExportOptions)opt;
+@end