Fix build errors in Account.framework.

Frameworks/Account/Account.swift

@@ -33,11 +33,16 @@ public final class Account: DisplayNameProvider, Hashable {
 	let settingsFile: String
 	let dataFolder: String
 	let database: Database
-	var topLevelObjects = [Any]()
+	var topLevelObjects = [AnyObject]()
 	var feedIDDictionary = [String: Feed]()
 	var username: String?
 	var refreshInProgress = false
-	var supportsSubFolders;
+
+	var supportsSubFolders: Bool {
+		get {
+			return delegate.supportsSubFolders
+		}
+	}
 	
 	init?(dataFolder: String, settingsFile: String, type: AccountType, accountID: String) {
 
@@ -129,45 +134,34 @@ public final class Account: DisplayNameProvider, Hashable {
 
 extension Account {
 	
-	public func plist() -> AnyObject? {
-		return nil // TODO
-	}
-
 	private struct Key {
 		static let children = "children"
 	}
 
 	func pullObjectsFromDisk() {
 
-		guard let d = NSDictionary(contentsOf: settingsFile) as? [String: Any] else {
+		let settingsFileURL = URL(fileURLWithPath: settingsFile)
+		guard let d = NSDictionary(contentsOf: settingsFileURL) as? [String: Any] else {
 			return
 		}
-		guard let childrenArray = d[Key.children] as? [Any] else {
+		guard let childrenArray = d[Key.children] as? [[String: Any]] else {
 			return
 		}
 		topLevelObjects = objects(with: childrenArray)
 		updateFeedIDDictionary()
 	}
 
-	func objects(with diskObjects: [[String: Any]]) -> [Any] {
+	func objects(with diskObjects: [[String: Any]]) -> [AnyObject] {
 
 		return diskObjects.flatMap { object(with: $0) }
 	}
 
-	func object(with diskObject: Any) -> Any {
+	func object(with diskObject: [String: Any]) -> AnyObject? {
 
-		guard let d = diskObject as? [String: Any] else {
-			return nil
-		}
-		if diskObjectIsFeed(diskObject) {
+		if Feed.isFeedDictionary(diskObject) {
 			return Feed(accountID: accountID, dictionary: diskObject)
 		}
-		return Folder(accountID: accountID, dictionary: diskObject)
-	}
-
-	private func diskObjectIsFeed(_ diskObject: [String: Any]) -> Bool {
-
-		return d[Feed.Key.url] != nil
+		return Folder(account: self, dictionary: diskObject)
 	}
 }
 

Frameworks/Account/AccountDelegate.swift

@@ -10,6 +10,9 @@ import Foundation
 
 public protocol AccountDelegate {
 
+	// Local account does not; some synced accounts might.
+	var supportsSubFolders: Bool { get }
+
 	func refreshAll(for account: Account)
 
 }

Frameworks/Account/Container/Folder+Container.swift

@@ -14,7 +14,7 @@ extension Folder: Container {
 	public func flattenedFeeds() -> Set<Feed> {
 
 		var feeds = Set<Feed>()
-		for oneChild in childObjects {
+		for oneChild in children {
 			if let oneFeed = oneChild as? Feed {
 				feeds.insert(oneFeed)
 			}
@@ -27,14 +27,12 @@ extension Folder: Container {
 
 	public func isChild(_ obj: AnyObject) -> Bool {
 
-		return childObjects.contains(where: { (oneObject) -> Bool in
-			return oneObject === obj
-		})
+		return children.contains { $0 === obj }
 	}
 
 	public func visitObjects(_ recurse: Bool, _ visitBlock: VisitBlock) -> Bool {
 
-		for oneObject in childObjects {
+		for oneObject in children {
 
 			if let oneContainer = oneObject as? Container {
 				if visitBlock(oneObject) {

Frameworks/Account/Folder.swift

@@ -12,14 +12,15 @@ import Data
 public final class Folder: DisplayNameProvider, UnreadCountProvider {
 
 	public let account: Account
-	var children = [Any]()
+	var children = [AnyObject]()
 	var name: String?
+	static let untitledName = NSLocalizedString("Untitled ƒ", comment: "Folder name")
 
 	// MARK: - DisplayNameProvider
 
 	public var nameForDisplay: String {
 		get {
-			return name ?? NSLocalizedString("Untitled ƒ", comment: "Folder name")
+			return name ?? Folder.untitledName
 
 		}
 	}
@@ -47,14 +48,15 @@ public final class Folder: DisplayNameProvider, UnreadCountProvider {
 	struct Key {
 		static let name = "name"
 		static let unreadCount = "unreadCount"
-		static let childrenKey = "children"
+		static let children = "children"
 	}
 
 	convenience public init?(account: Account, dictionary: [String: Any]) {
 
-		self.name = dictionary[Key.name] as? String
+		let name = dictionary[Key.name] as? String ?? Folder.untitledName
+		self.init(account: account, name: name)
 		
-        if let childrenArray = dictionary[Key.childrenKey] as? [String: Any] {
+        if let childrenArray = dictionary[Key.children] as? [[String: Any]] {
 			self.children = account.objects(with: childrenArray)
 		}
 
@@ -74,20 +76,25 @@ public final class Folder: DisplayNameProvider, UnreadCountProvider {
 				d[Key.unreadCount] = unreadCount
 			}
 
-			// TODO: children as dictionaries - use method in Account
-
-
 			let childObjects = children.flatMap { (child) -> [String: Any]? in
 
 				if let feed = child as? Feed {
-
+					return feed.dictionary
 				}
+				if let folder = child as? Folder, account.supportsSubFolders {
+					return folder.dictionary
+				}
+				assertionFailure("Expected a feed or a folder.");
+				return nil
+			}
+
+			if !childObjects.isEmpty {
+				d[Key.children] = childObjects
 			}
 
 			return d
 		}
 	}
-
 }
 
 extension Folder: OPMLRepresentable {

Frameworks/Account/Local/LocalAccountDelegate.swift

@@ -10,6 +10,8 @@ import Foundation
 
 struct LocalAccountDelegate: AccountDelegate {
 
+	let supportsSubFolders = false
+	
 	func refreshAll(for account: Account) {
 
 		// TODO

Frameworks/Data/Feed.swift

@@ -52,7 +52,7 @@ public final class Feed: DisplayNameProvider, UnreadCountProvider, Hashable {
 
 	// MARK: - Disk Dictionary
 
-	struct Key {
+	private struct Key {
 		static let url = "url"
 		static let feedID = "feedID"
 		static let homePageURL = "homePageURL"
@@ -84,6 +84,11 @@ public final class Feed: DisplayNameProvider, UnreadCountProvider, Hashable {
 		}
 	}
 
+	public static func isFeedDictionary(_ d: [String: Any]) -> Bool {
+
+		return d[Key.url] != nil
+	}
+
 	public var dictionary: [String: Any] {
 		get {
 			var d = [String: Any]()
@@ -106,7 +111,7 @@ public final class Feed: DisplayNameProvider, UnreadCountProvider, Hashable {
 				d[Key.unreadCount] = unreadCount
 			}
 			if let conditionalGetInfo = conditionalGetInfo {
-				d[Key.conditionalGetInfo] = conditionalGetInfo.dOictionary
+				d[Key.conditionalGetInfo] = conditionalGetInfo.dictionary
 			}
 
 			return d