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If database empty, add releases feed

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relikd
2019-08-11 15:31:35 +02:00
parent a6c8198234
commit a1f191789d
6 changed files with 25 additions and 10 deletions
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3
baRSS/Helper/FeedDownload.h
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@@ -39,7 +39,8 @@
+ (void)forceUpdateAllFeeds;
// Downloading
+ (void)newFeed:(NSString *)urlStr askUser:(nonnull NSString*(^)(RSHTMLMetadata *meta))askUser block:(nonnull void(^)(RSParsedFeed *parsed, NSError *error, NSHTTPURLResponse *response))block;
+ (void)autoDownloadAndParseURL:(NSString*)urlStr successBlock:(nullable os_block_t)block;
+ (void)autoDownloadAndParseURL:(NSString*)urlStr addAnyway:(BOOL)flag modify:(nullable void(^)(Feed *feed))block;
+ (void)autoDownloadAndParseUpdateURL;
+ (void)batchDownloadFeeds:(NSArray<Feed*> *)list favicons:(BOOL)fav showErrorAlert:(BOOL)alert finally:(nullable os_block_t)block;
// Favicon image download
+ (void)downloadFavicon:(NSString*)urlStr finished:(void(^)(NSImage * _Nullable img))block;

18
baRSS/Helper/FeedDownload.m
View File

@@ -26,6 +26,7 @@
#import "Feed+Ext.h"
#import "FeedMeta+Ext.h"
#import "FeedGroup+Ext.h"
#import "NSDate+Ext.h"
#import <SystemConfiguration/SystemConfiguration.h>
@@ -342,24 +343,33 @@ static BOOL _nextUpdateIsForced = NO;
Creates new @c FeedGroup, @c Feed, @c FeedMeta and @c FeedArticle instances and saves them to the persistent store.
Update duration is set to the default of 30 minutes.
*/
+ (void)autoDownloadAndParseURL:(NSString*)url successBlock:(nullable os_block_t)block {
+ (void)autoDownloadAndParseURL:(NSString*)url addAnyway:(BOOL)flag modify:(nullable void(^)(Feed *feed))block {
NSManagedObjectContext *moc = [StoreCoordinator createChildContext];
Feed *f = [Feed appendToRootWithDefaultIntervalInContext:moc];
f.meta.url = url;
[self backgroundUpdateBoth:f favicon:YES alert:YES finally:^(BOOL successful){
if (!successful) {
[self backgroundUpdateBoth:f favicon:YES alert:!flag finally:^(BOOL successful){
if (!flag && !successful) {
[moc deleteObject:f.group];
} else if (block) {
block(f); // only on success
}
[StoreCoordinator saveContext:moc andParent:YES];
[moc reset];
if (successful) {
PostNotification(kNotificationGroupInserted, f.group.objectID);
[self scheduleUpdateForUpcomingFeeds];
if (block) block();
}
}];
}
/// Insert Github URL for version releases with update interval 2 days and rename @c FeedGroup item.
+ (void)autoDownloadAndParseUpdateURL {
[self autoDownloadAndParseURL:versionUpdateURL addAnyway:YES modify:^(Feed *feed) {
feed.group.name = NSLocalizedString(@"baRSS releases", nil);
[feed.meta setRefreshAndSchedule:2 * TimeUnitDays];
}];
}
/**
Start download of feed xml, then continue with favicon download (optional).