416 lines
12 KiB
Swift
416 lines
12 KiB
Swift
//
|
|
// NewsBlurAccountDelegate.swift
|
|
// Account
|
|
//
|
|
// Created by Anh-Quang Do on 3/9/20.
|
|
// Copyright (c) 2020 Ranchero Software, LLC. All rights reserved.
|
|
//
|
|
|
|
import Articles
|
|
import RSCore
|
|
import RSDatabase
|
|
import RSParser
|
|
import RSWeb
|
|
import SyncDatabase
|
|
import os.log
|
|
|
|
final class NewsBlurAccountDelegate: AccountDelegate {
|
|
|
|
var behaviors: AccountBehaviors = []
|
|
|
|
var isOPMLImportInProgress: Bool = false
|
|
var server: String? = "newsblur.com"
|
|
var credentials: Credentials? {
|
|
didSet {
|
|
caller.credentials = credentials
|
|
}
|
|
}
|
|
|
|
var accountMetadata: AccountMetadata? = nil
|
|
var refreshProgress = DownloadProgress(numberOfTasks: 0)
|
|
|
|
let caller: NewsBlurAPICaller
|
|
let log = OSLog(subsystem: Bundle.main.bundleIdentifier!, category: "NewsBlur")
|
|
let database: SyncDatabase
|
|
|
|
init(dataFolder: String, transport: Transport?) {
|
|
if let transport = transport {
|
|
caller = NewsBlurAPICaller(transport: transport)
|
|
} else {
|
|
let sessionConfiguration = URLSessionConfiguration.default
|
|
sessionConfiguration.requestCachePolicy = .reloadIgnoringLocalCacheData
|
|
sessionConfiguration.timeoutIntervalForRequest = 60.0
|
|
sessionConfiguration.httpShouldSetCookies = false
|
|
sessionConfiguration.httpCookieAcceptPolicy = .never
|
|
sessionConfiguration.httpMaximumConnectionsPerHost = 1
|
|
sessionConfiguration.httpCookieStorage = nil
|
|
sessionConfiguration.urlCache = nil
|
|
|
|
if let userAgentHeaders = UserAgent.headers() {
|
|
sessionConfiguration.httpAdditionalHeaders = userAgentHeaders
|
|
}
|
|
|
|
let session = URLSession(configuration: sessionConfiguration)
|
|
caller = NewsBlurAPICaller(transport: session)
|
|
}
|
|
|
|
database = SyncDatabase(databaseFilePath: dataFolder.appending("/DB.sqlite3"))
|
|
}
|
|
|
|
func refreshAll(for account: Account, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
self.refreshProgress.addToNumberOfTasksAndRemaining(5)
|
|
|
|
refreshFeeds(for: account) { result in
|
|
self.refreshProgress.completeTask()
|
|
|
|
switch result {
|
|
case .success:
|
|
self.sendArticleStatus(for: account) { result in
|
|
self.refreshProgress.completeTask()
|
|
|
|
switch result {
|
|
case .success:
|
|
self.refreshArticleStatus(for: account) { result in
|
|
self.refreshProgress.completeTask()
|
|
|
|
switch result {
|
|
case .success:
|
|
self.refreshStories(for: account) { result in
|
|
self.refreshProgress.completeTask()
|
|
|
|
switch result {
|
|
case .success:
|
|
self.refreshMissingStories(for: account) { result in
|
|
self.refreshProgress.completeTask()
|
|
|
|
switch result {
|
|
case .success:
|
|
DispatchQueue.main.async {
|
|
completion(.success(()))
|
|
}
|
|
|
|
case .failure(let error):
|
|
DispatchQueue.main.async {
|
|
self.refreshProgress.clear()
|
|
let wrappedError = AccountError.wrappedError(error: error, account: account)
|
|
completion(.failure(wrappedError))
|
|
}
|
|
}
|
|
}
|
|
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
}
|
|
|
|
func sendArticleStatus(for account: Account, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
os_log(.debug, log: log, "Sending story statuses...")
|
|
|
|
database.selectForProcessing { result in
|
|
|
|
func processStatuses(_ syncStatuses: [SyncStatus]) {
|
|
let createUnreadStatuses = syncStatuses.filter { $0.key == ArticleStatus.Key.read && $0.flag == false }
|
|
let deleteUnreadStatuses = syncStatuses.filter { $0.key == ArticleStatus.Key.read && $0.flag == true }
|
|
let createStarredStatuses = syncStatuses.filter { $0.key == ArticleStatus.Key.starred && $0.flag == true }
|
|
let deleteStarredStatuses = syncStatuses.filter { $0.key == ArticleStatus.Key.starred && $0.flag == false }
|
|
|
|
let group = DispatchGroup()
|
|
var errorOccurred = false
|
|
|
|
group.enter()
|
|
self.sendStoryStatuses(createUnreadStatuses, throttle: true, apiCall: self.caller.markAsUnread) { result in
|
|
group.leave()
|
|
if case .failure = result {
|
|
errorOccurred = true
|
|
}
|
|
}
|
|
|
|
group.enter()
|
|
self.sendStoryStatuses(deleteUnreadStatuses, throttle: false, apiCall: self.caller.markAsRead) { result in
|
|
group.leave()
|
|
if case .failure = result {
|
|
errorOccurred = true
|
|
}
|
|
}
|
|
|
|
group.enter()
|
|
self.sendStoryStatuses(createStarredStatuses, throttle: true, apiCall: self.caller.star) { result in
|
|
group.leave()
|
|
if case .failure = result {
|
|
errorOccurred = true
|
|
}
|
|
}
|
|
|
|
group.enter()
|
|
self.sendStoryStatuses(deleteStarredStatuses, throttle: true, apiCall: self.caller.unstar) { result in
|
|
group.leave()
|
|
if case .failure = result {
|
|
errorOccurred = true
|
|
}
|
|
}
|
|
|
|
group.notify(queue: DispatchQueue.main) {
|
|
os_log(.debug, log: self.log, "Done sending article statuses.")
|
|
if errorOccurred {
|
|
completion(.failure(NewsBlurError.unknown))
|
|
} else {
|
|
completion(.success(()))
|
|
}
|
|
}
|
|
}
|
|
|
|
switch result {
|
|
case .success(let syncStatuses):
|
|
processStatuses(syncStatuses)
|
|
case .failure(let databaseError):
|
|
completion(.failure(databaseError))
|
|
}
|
|
}
|
|
}
|
|
|
|
func refreshArticleStatus(for account: Account, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
os_log(.debug, log: log, "Refreshing story statuses...")
|
|
|
|
let group = DispatchGroup()
|
|
var errorOccurred = false
|
|
|
|
group.enter()
|
|
caller.retrieveUnreadStoryHashes { result in
|
|
switch result {
|
|
case .success(let storyHashes):
|
|
self.syncStoryReadState(account: account, hashes: storyHashes)
|
|
group.leave()
|
|
case .failure(let error):
|
|
errorOccurred = true
|
|
os_log(.info, log: self.log, "Retrieving unread stories failed: %@.", error.localizedDescription)
|
|
group.leave()
|
|
}
|
|
}
|
|
|
|
group.enter()
|
|
caller.retrieveStarredStoryHashes { result in
|
|
switch result {
|
|
case .success(let storyHashes):
|
|
self.syncStoryStarredState(account: account, hashes: storyHashes)
|
|
group.leave()
|
|
case .failure(let error):
|
|
errorOccurred = true
|
|
os_log(.info, log: self.log, "Retrieving starred stories failed: %@.", error.localizedDescription)
|
|
group.leave()
|
|
}
|
|
}
|
|
|
|
group.notify(queue: DispatchQueue.main) {
|
|
os_log(.debug, log: self.log, "Done refreshing article statuses.")
|
|
if errorOccurred {
|
|
completion(.failure(NewsBlurError.unknown))
|
|
} else {
|
|
completion(.success(()))
|
|
}
|
|
}
|
|
}
|
|
|
|
func refreshStories(for account: Account, completion: @escaping (Result<Void, Error>) -> Void) {
|
|
os_log(.debug, log: log, "Refreshing stories...")
|
|
os_log(.debug, log: log, "Refreshing unread stories...")
|
|
|
|
caller.retrieveUnreadStoryHashes { result in
|
|
switch result {
|
|
case .success(let storyHashes):
|
|
self.refreshProgress.completeTask()
|
|
|
|
if let count = storyHashes?.count, count > 0 {
|
|
self.refreshProgress.addToNumberOfTasksAndRemaining((count - 1) / 100 + 1)
|
|
}
|
|
|
|
self.refreshUnreadStories(for: account, hashes: storyHashes, updateFetchDate: nil, completion: completion)
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
}
|
|
|
|
func refreshMissingStories(for account: Account, completion: @escaping (Result<Void, Error>)-> Void) {
|
|
os_log(.debug, log: log, "Refreshing missing stories...")
|
|
|
|
account.fetchArticleIDsForStatusesWithoutArticlesNewerThanCutoffDate { result in
|
|
func process(_ fetchedHashes: Set<String>) {
|
|
let group = DispatchGroup()
|
|
var errorOccurred = false
|
|
|
|
let storyHashes = Array(fetchedHashes).map { NewsBlurStoryHash(hash: $0, timestamp: Date()) }
|
|
let chunkedStoryHashes = storyHashes.chunked(into: 100)
|
|
|
|
for chunk in chunkedStoryHashes {
|
|
group.enter()
|
|
self.caller.retrieveStories(hashes: chunk) { result in
|
|
|
|
switch result {
|
|
case .success(let stories):
|
|
self.processStories(account: account, stories: stories) { error in
|
|
group.leave()
|
|
if error != nil {
|
|
errorOccurred = true
|
|
}
|
|
}
|
|
case .failure(let error):
|
|
errorOccurred = true
|
|
os_log(.error, log: self.log, "Refresh missing stories failed: %@.", error.localizedDescription)
|
|
group.leave()
|
|
}
|
|
}
|
|
}
|
|
|
|
group.notify(queue: DispatchQueue.main) {
|
|
self.refreshProgress.completeTask()
|
|
os_log(.debug, log: self.log, "Done refreshing missing stories.")
|
|
if errorOccurred {
|
|
completion(.failure(NewsBlurError.unknown))
|
|
} else {
|
|
completion(.success(()))
|
|
}
|
|
}
|
|
}
|
|
|
|
switch result {
|
|
case .success(let fetchedArticleIDs):
|
|
process(fetchedArticleIDs)
|
|
case .failure(let error):
|
|
self.refreshProgress.completeTask()
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
}
|
|
|
|
func processStories(account: Account, stories: [NewsBlurStory]?, completion: @escaping DatabaseCompletionBlock) {
|
|
let parsedItems = mapStoriesToParsedItems(stories: stories)
|
|
let webFeedIDsAndItems = Dictionary(grouping: parsedItems, by: { item in item.feedURL } ).mapValues { Set($0) }
|
|
account.update(webFeedIDsAndItems: webFeedIDsAndItems, defaultRead: true, completion: completion)
|
|
}
|
|
|
|
func importOPML(for account: Account, opmlFile: URL, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func addFolder(for account: Account, name: String, completion: @escaping (Result<Folder, Error>) -> ()) {
|
|
self.refreshProgress.addToNumberOfTasksAndRemaining(1)
|
|
|
|
caller.addFolder(named: name) { result in
|
|
self.refreshProgress.completeTask()
|
|
|
|
switch result {
|
|
case .success():
|
|
if let folder = account.ensureFolder(with: name) {
|
|
completion(.success(folder))
|
|
} else {
|
|
completion(.failure(NewsBlurError.invalidParameter))
|
|
}
|
|
case .failure(let error):
|
|
completion(.failure(error))
|
|
}
|
|
}
|
|
}
|
|
|
|
func renameFolder(for account: Account, with folder: Folder, to name: String, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func removeFolder(for account: Account, with folder: Folder, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func createWebFeed(for account: Account, url: String, name: String?, container: Container, completion: @escaping (Result<WebFeed, Error>) -> ()) {
|
|
}
|
|
|
|
func renameWebFeed(for account: Account, with feed: WebFeed, to name: String, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func addWebFeed(for account: Account, with: WebFeed, to container: Container, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func removeWebFeed(for account: Account, with feed: WebFeed, from container: Container, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func moveWebFeed(for account: Account, with feed: WebFeed, from: Container, to: Container, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func restoreWebFeed(for account: Account, feed: WebFeed, container: Container, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func restoreFolder(for account: Account, folder: Folder, completion: @escaping (Result<Void, Error>) -> ()) {
|
|
completion(.success(()))
|
|
}
|
|
|
|
func markArticles(for account: Account, articles: Set<Article>, statusKey: ArticleStatus.Key, flag: Bool) -> Set<Article>? {
|
|
let syncStatuses = articles.map { article in
|
|
return SyncStatus(articleID: article.articleID, key: statusKey, flag: flag)
|
|
}
|
|
database.insertStatuses(syncStatuses)
|
|
|
|
database.selectPendingCount { result in
|
|
if let count = try? result.get(), count > 100 {
|
|
self.sendArticleStatus(for: account) { _ in }
|
|
}
|
|
}
|
|
|
|
return try? account.update(articles, statusKey: statusKey, flag: flag)
|
|
}
|
|
|
|
func accountDidInitialize(_ account: Account) {
|
|
credentials = try? account.retrieveCredentials(type: .newsBlurSessionId)
|
|
}
|
|
|
|
func accountWillBeDeleted(_ account: Account) {
|
|
caller.logout() { _ in }
|
|
}
|
|
|
|
class func validateCredentials(transport: Transport, credentials: Credentials, endpoint: URL? = nil, completion: @escaping (Result<Credentials?, Error>) -> ()) {
|
|
let caller = NewsBlurAPICaller(transport: transport)
|
|
caller.credentials = credentials
|
|
caller.validateCredentials() { result in
|
|
DispatchQueue.main.async {
|
|
completion(result)
|
|
}
|
|
}
|
|
}
|
|
|
|
// MARK: Suspend and Resume (for iOS)
|
|
|
|
/// Suspend all network activity
|
|
func suspendNetwork() {
|
|
caller.suspend()
|
|
}
|
|
|
|
/// Suspend the SQLLite databases
|
|
func suspendDatabase() {
|
|
database.suspend()
|
|
}
|
|
|
|
/// Make sure no SQLite databases are open and we are ready to issue network requests.
|
|
func resume() {
|
|
caller.resume()
|
|
database.resume()
|
|
}
|
|
}
|