// // ArticleUtilities.swift // NetNewsWire // // Created by Brent Simmons on 7/25/15. // Copyright © 2015 Ranchero Software, LLC. All rights reserved. // import Foundation import RSCore import Articles import Account // These handle multiple accounts. @discardableResult func markArticles(_ articles: Set
, statusKey: ArticleStatus.Key, flag: Bool) -> Set
? { let d: [String: Set
] = accountAndArticlesDictionary(articles) var updatedArticles = Set
() for (accountID, accountArticles) in d { guard let account = AccountManager.shared.existingAccount(with: accountID) else { continue } if let accountUpdatedArticles = account.markArticles(accountArticles, statusKey: statusKey, flag: flag) { updatedArticles.formUnion(accountUpdatedArticles) } } return updatedArticles } private func accountAndArticlesDictionary(_ articles: Set
) -> [String: Set
] { let d = Dictionary(grouping: articles, by: { $0.accountID }) return d.mapValues{ Set($0) } } extension Article { var feed: Feed? { return account?.existingFeed(withFeedID: feedID) } var preferredLink: String? { if let url = url, !url.isEmpty { return url } if let externalURL = externalURL, !externalURL.isEmpty { return externalURL } return nil } var body: String? { return contentHTML ?? contentText ?? summary } var logicalDatePublished: Date { return datePublished ?? dateModified ?? status.dateArrived } func iconImage() -> IconImage? { if let authors = authors, authors.count == 1, let author = authors.first { if let image = appDelegate.authorAvatarDownloader.image(for: author) { return image } } if let authors = feed?.authors, authors.count == 1, let author = authors.first { if let image = appDelegate.authorAvatarDownloader.image(for: author) { return image } } guard let feed = feed else { return nil } let feedIconImage = appDelegate.feedIconDownloader.icon(for: feed) if feedIconImage != nil { return feedIconImage } if let faviconImage = appDelegate.faviconDownloader.faviconAsIcon(for: feed) { return faviconImage } return FaviconGenerator.favicon(feed) } } // MARK: DeepLinkProvider extension Article: DeepLinkProvider { public var deepLinkUserInfo: [AnyHashable : Any] { return [ DeepLinkKey.accountID.rawValue: accountID, DeepLinkKey.accountName.rawValue: account?.nameForDisplay ?? "", DeepLinkKey.feedID.rawValue: feedID, DeepLinkKey.articleID.rawValue: articleID ] } } // MARK: SortableArticle extension Article: SortableArticle { var sortableName: String { return feed?.name ?? "" } var sortableDate: Date { return logicalDatePublished } var sortableArticleID: String { return articleID } var sortableFeedID: String { return feedID } }