NetNewsWire/Frameworks/Data/OPML/Folder+OPMLRepresentable.swift

42 lines
1.0 KiB
Swift
Raw Normal View History

//
// Folder+OPMLRepresentable.swift
// DataModel
//
// Created by Brent Simmons on 7/2/17.
// Copyright © 2017 Ranchero Software, LLC. All rights reserved.
//
import Foundation
import RSCore
extension Folder: OPMLRepresentable {
public func OPMLString(indentLevel: Int) -> String {
let escapedTitle = nameForDisplay.rs_stringByEscapingSpecialXMLCharacters()
var s = "<outline text=\"\(escapedTitle)\" title=\"\(escapedTitle)\">\n"
s = s.rs_string(byPrependingNumberOfTabs: indentLevel)
var hasAtLeastOneChild = false
let _ = visitChildren { (oneChild) -> Bool in
if let oneOPMLObject = oneChild as? OPMLRepresentable {
s += oneOPMLObject.OPMLString(indentLevel: indentLevel + 1)
hasAtLeastOneChild = true
}
return false
}
if !hasAtLeastOneChild {
s = "<outline text=\"\(escapedTitle)\" title=\"\(escapedTitle)\"/>\n"
s = s.rs_string(byPrependingNumberOfTabs: indentLevel)
return s
}
s = s + NSString.rs_string(withNumberOfTabs: indentLevel) + "</outline>\n"
return s
}
}