NetNewsWire/Frameworks/LocalAccount/LocalFeed.swift

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//
// LocalFeed.swift
// Evergreen
//
// Created by Brent Simmons on 4/23/16.
// Copyright © 2016 Ranchero Software, LLC. All rights reserved.
//
import Foundation
import RSWeb
import DataModel
import RSCore
public final class LocalFeed: Feed, PlistProvider, Hashable {
public let account: Account
public let url: String
public let feedID: String
public var homePageURL: String?
var username: String?
public var name: String?
public var editedName: String?
public var contentHash: String?
public var hashValue: Int
private var localAccount: LocalAccount {
get {
return account as! LocalAccount
}
}
public var conditionalGetInfo: HTTPConditionalGetInfo?
public var unreadCount = 0 {
didSet {
postUnreadCountDidChangeNotification()
}
}
public var nameForDisplay: String {
get {
if let name = editedName {
return name
}
if let name = name {
return name
}
return NSLocalizedString("Untitled", comment: "Feed with no name")
}
}
public var plist: AnyObject? {
get {
return createDiskDictionary()
}
}
public init(account: Account, url: String, feedID: String) {
self.account = account
self.url = url
self.feedID = feedID
self.hashValue = feedID.hashValue
}
// MARK: UnreadCountProvider
public func updateUnreadCount() {
(account as! LocalAccount).updateUnreadCountForFeed(self)
}
func addToUnreadCount(amount: Int) {
unreadCount = max(unreadCount + amount, 0)
}
}
public func ==(lhs: LocalFeed, rhs: LocalFeed) -> Bool {
if lhs === rhs {
return true
}
return lhs.hashValue == rhs.hashValue && lhs.account === rhs.account && lhs.url == rhs.url && lhs.feedID == rhs.feedID && lhs.homePageURL == rhs.homePageURL && lhs.name == rhs.name && lhs.editedName == rhs.editedName
}
// MARK: Disk dictionary
let feedIDKey = "feedID"
let feedURLKey = "url"
private let feedHomePageKey = "home"
private let feedNameKey = "name"
private let feedEditedNameKey = "editedName"
private let feedUsernameKey = "username"
private let feedArticleIDsKey = "articleIDs"
private let feedConditionalGetInfoKey = "conditionalGetInfo"
private let feedContentHashKey = "contentHash"
public extension LocalFeed {
public convenience init?(account: Account, diskDictionary: NSDictionary) {
guard let feedURL = diskDictionary[feedURLKey] as? String else {
return nil
}
let feedID: String // If not present, its same as the feed URL.
if let tempFeedID = diskDictionary[feedIDKey] as? String {
feedID = tempFeedID
}
else {
feedID = feedURL
}
self.init(account: account, url: feedURL, feedID: feedID)
if let homePageURL = diskDictionary[feedHomePageKey] as? String {
self.homePageURL = homePageURL
}
if let name = diskDictionary[feedNameKey] as? String {
self.name = name
}
if let editedName = diskDictionary[feedEditedNameKey] as? String {
self.editedName = editedName
}
if let username = diskDictionary[feedUsernameKey] as? String {
self.username = username
}
if let unreadCount = diskDictionary[unreadCountKey] as? Int {
self.unreadCount = unreadCount
}
if let conditionalGetInfoPlist = diskDictionary[feedConditionalGetInfoKey] as? [String: String] {
if conditionalGetInfoPlist.count > 0 {
self.conditionalGetInfo = HTTPConditionalGetInfo(plist: conditionalGetInfoPlist)
}
}
if let contentHash = diskDictionary[feedContentHashKey] as? String {
self.contentHash = contentHash
}
}
fileprivate func createDiskDictionary() -> NSDictionary {
let d = NSMutableDictionary()
d.setObjectWithStringKey(url as NSString, feedURLKey)
if feedID != url {
d.setObjectWithStringKey(feedID as NSString, feedIDKey)
}
if unreadCount > 0 {
d.setObjectWithStringKey(NSNumber(value: unreadCount), unreadCountKey)
}
d.setOptionalStringValue(homePageURL, feedHomePageKey)
d.setOptionalStringValue(name, feedNameKey)
d.setOptionalStringValue(editedName, feedEditedNameKey)
d.setOptionalStringValue(username, feedUsernameKey)
d.setOptionalStringValue(contentHash, feedContentHashKey)
if let conditionalGetInfoPlist = conditionalGetInfo?.plist {
d.setObjectWithStringKey(conditionalGetInfoPlist, feedConditionalGetInfoKey)
}
return d
}
}