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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,140 @@ | ||
| // | ||
| // Updater.swift | ||
| // LyricsX | ||
| // | ||
| // Created by 邓翔 on 2017/5/2. | ||
| // | ||
| // Copyright (C) 2017 Xander Deng | ||
| // | ||
| // This program is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // This program is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| // | ||
|
|
||
| import Cocoa | ||
| import SwiftyJSON | ||
|
|
||
| var remoteVersion: Semver? { | ||
| let gitHubPath = "XQS6LB3A/LyricsX" | ||
| let url = URL(string: "https://api.github.com/repos/\(gitHubPath)/releases/latest")! | ||
| guard let data = try? Data(contentsOf: url) else { return nil } | ||
| let json = JSON(data: data) | ||
| guard var tag = json["tag_name"].string, | ||
| json["draft"].bool != true, | ||
| json["prerelease"].bool != true else { | ||
| return nil | ||
| } | ||
| if tag[tag.startIndex] == "v" { | ||
| tag.remove(at: tag.startIndex) | ||
| } | ||
| return Semver(tag) | ||
| } | ||
|
|
||
| var localVersion: Semver { | ||
| let info = Bundle.main.infoDictionary! | ||
| let shortVersion = info["CFBundleShortVersionString"] as! String | ||
| return Semver(shortVersion)! | ||
| } | ||
|
|
||
| func checkForUpdate(force: Bool = false) { | ||
| let local = localVersion | ||
| guard let remote = remoteVersion else { | ||
| return | ||
| } | ||
|
|
||
| guard remote > local else { | ||
| if force { | ||
| DispatchQueue.main.async { | ||
| let alert = NSAlert() | ||
| alert.messageText = "You're up-to-date!" | ||
| alert.informativeText = "LyricsX \(local) is currently the newest version available." | ||
| NSApp.activate(ignoringOtherApps: true) | ||
| alert.runModal() | ||
| } | ||
| } | ||
| return | ||
| } | ||
|
|
||
| if !force, | ||
| let skipVersionString = defaults[.NotifiedUpdateVersion], | ||
| let skipVersion = Semver(skipVersionString), | ||
| skipVersion >= remote { | ||
| return | ||
| } | ||
|
|
||
| defaults[.NotifiedUpdateVersion] = remote.description | ||
|
|
||
| DispatchQueue.main.async { | ||
| let alert = NSAlert() | ||
| alert.messageText = "A new version of LyricsX is available!" | ||
| alert.informativeText = "LyricsX \(remote) is now available -- you have \(localVersion). Would you like to download it now?" | ||
| alert.addButton(withTitle: "Download") | ||
| alert.addButton(withTitle: "Skip") | ||
| NSApp.activate(ignoringOtherApps: true) | ||
| let response = alert.runModal() | ||
| if response == NSAlertFirstButtonReturn { | ||
| let url = URL(string: "https://github.com/XQS6LB3A/LyricsX/releases")! | ||
| NSWorkspace.shared().open(url) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| struct Semver { | ||
|
|
||
| var major: Int | ||
| var minor: Int | ||
| var patch: Int | ||
|
|
||
| init?(_ string:String) { | ||
| let components = string.components(separatedBy: ".").flatMap { Int($0) } | ||
| guard components.count == 3 else { | ||
| return nil | ||
| } | ||
| major = components[0] | ||
| minor = components[1] | ||
| patch = components[2] | ||
| } | ||
| } | ||
|
|
||
| extension Semver: Comparable { | ||
|
|
||
| public static func ==(lhs: Semver, rhs: Semver) -> Bool { | ||
| return lhs.major == rhs.major && lhs.minor == rhs.minor && lhs.patch == rhs.patch | ||
| } | ||
|
|
||
| public static func <(lhs: Semver, rhs: Semver) -> Bool { | ||
| return (lhs.major < rhs.major) || | ||
| (lhs.major == rhs.major && lhs.minor < rhs.minor) || | ||
| (lhs.major == rhs.major && lhs.minor == rhs.minor && lhs.patch < rhs.patch) | ||
| } | ||
|
|
||
| public static func <=(lhs: Semver, rhs: Semver) -> Bool { | ||
| return !(lhs > rhs) | ||
| } | ||
|
|
||
| public static func >=(lhs: Semver, rhs: Semver) -> Bool { | ||
| return !(lhs < rhs) | ||
| } | ||
|
|
||
| public static func >(lhs: Semver, rhs: Semver) -> Bool { | ||
| return (lhs.major > rhs.major) || | ||
| (lhs.major == rhs.major && lhs.minor > rhs.minor) || | ||
| (lhs.major == rhs.major && lhs.minor == rhs.minor && lhs.patch > rhs.patch) | ||
| } | ||
| } | ||
|
|
||
| extension Semver: CustomStringConvertible { | ||
|
|
||
| public var description: String { | ||
| return "\(major).\(minor).\(patch)" | ||
| } | ||
| } |