41 lines
1.2 KiB
Swift
41 lines
1.2 KiB
Swift
//
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// URL-Extensions.swift
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// NetNewsWire
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//
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// Created by Stuart Breckenridge on 03/05/2020.
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// Copyright © 2020 Ranchero Software. All rights reserved.
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//
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import Foundation
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extension URL {
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/// Extracts email address from a `URL` with a `mailto` scheme, otherwise `nil`.
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var emailAddress: String? {
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scheme == "mailto" ? URLComponents(url: self, resolvingAgainstBaseURL: false)?.path : nil
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}
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/// URL pointing to current app version release notes.
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static var releaseNotes: URL {
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let appVersion = Bundle.main.object(forInfoDictionaryKey: "CFBundleShortVersionString") as? String ?? ""
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var gitHub = "https://github.com/Ranchero-Software/NetNewsWire/releases/tag/"
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#if os(macOS)
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gitHub += "mac-\(String(describing: appVersion))"
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return URL(string: gitHub)!
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#else
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gitHub += "ios-\(String(describing: appVersion))"
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return URL(string: gitHub)!
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#endif
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}
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func valueFor(_ parameter: String) -> String? {
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guard let components = URLComponents(url: self, resolvingAgainstBaseURL: false),
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let queryItems = components.queryItems,
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let value = queryItems.first(where: { $0.name == parameter })?.value else {
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return nil
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}
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return value
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}
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}
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