Created
February 23, 2017 06:18
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Notification about updating Enterprise App
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| // In App Delegate Add this | |
| func applicationDidBecomeActive(_ application: UIApplication) { | |
| // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface. | |
| let updateManager : UpdateManager = UpdateManager.sharedManager() | |
| updateManager.pListUrl = String(format: "%@", GlobalConstants.AppDownloadPlistURL) // GlobalConstants.AppDownloadPlistURL | |
| updateManager.versionUrl = String(format: "%@", GlobalConstants.AppVersionURL) // | |
| updateManager.checkForUpdates() | |
| } |
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| {"CurrentVersion": "1.0.0} |
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| struct GlobalConstants { | |
| static let AppDownloadPlistURL = "itms-services://?action=download-manifest&url=https://gizbo.ae/buildingmaintenance/iosApp/manifest.plist" | |
| static let AppVersionURL = "https://gizbo.ae/buildingmaintenance/iosApp/appVersion.json" | |
| } |
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| import UIKit | |
| import Alamofire | |
| class UpdateManager: NSObject { | |
| var pListUrl : String! | |
| var versionUrl : String! | |
| var currentServerVersion : String! | |
| static var shareManager: UpdateManager! | |
| class func sharedManager() -> UpdateManager { | |
| guard (shareManager != nil) else { | |
| shareManager = UpdateManager() | |
| return shareManager | |
| } | |
| return shareManager | |
| } | |
| func appVersion() -> String { | |
| let infoDictionary : NSDictionary = Bundle.main.infoDictionary! as NSDictionary | |
| let version :String = String(format: "%@", infoDictionary.value(forKey: "CFBundleShortVersionString") as! CVarArg) | |
| let build : String = String(format: "%@", infoDictionary.value(forKey: "CFBundleVersion") as! CVarArg) | |
| guard build.isEmpty else { | |
| return String(format: "%@.%@", version, build) // "\(version).\(build)" | |
| } | |
| return String(format: "%@", version) //"\(version)" | |
| } | |
| func shouldAskForUpdate()->Bool { | |
| let prefs : UserDefaults = UserDefaults.standard | |
| guard (prefs.value(forKey: GlobalConstants.PreferenceAskUpdate) != nil) else { | |
| return prefs.bool(forKey: GlobalConstants.PreferenceAskUpdate) | |
| } | |
| return true; | |
| } | |
| func disableAskUpdate() { | |
| let prefs : UserDefaults = UserDefaults.standard | |
| prefs.set(false, forKey: GlobalConstants.PreferenceAskUpdate) | |
| prefs.synchronize() | |
| } | |
| func performUpdate() { | |
| let prefs : UserDefaults = UserDefaults.standard | |
| prefs.set(true, forKey: GlobalConstants.PreferenceAskUpdate) | |
| let url : URL = URL(string: self.pListUrl)! | |
| let thisApp : UIApplication = UIApplication.shared | |
| thisApp.applicationIconBadgeNumber = 0 | |
| thisApp.openURL(url) | |
| } | |
| func splitVersionString(version : String)->NSMutableArray { | |
| return NSMutableArray(array: version.components(separatedBy: ".")) | |
| } | |
| func compareVersion(firstVersion : String, secondVersion : String) -> Int { | |
| let fvArray : NSMutableArray = self.splitVersionString(version: firstVersion) | |
| let svArray : NSMutableArray = self.splitVersionString(version: secondVersion) | |
| while fvArray.count < svArray.count { | |
| fvArray.add(NSNumber(value: 0)) | |
| } | |
| while svArray.count < fvArray.count { | |
| svArray.add(NSNumber(value: 0)) | |
| } | |
| for i in 0..<fvArray.count { | |
| let aNumber = fvArray.object(at: i) | |
| let bNumber = svArray.object(at: i) | |
| let a : Int = (aNumber as AnyObject).intValue | |
| let b : Int = (bNumber as AnyObject).intValue | |
| if a > b { | |
| return 1 | |
| } | |
| if (b > a) { | |
| return -1; | |
| } | |
| } | |
| return 0 | |
| } | |
| func checkForUpdates() { | |
| let urlString : String = String(format: "%@", versionUrl) | |
| let serverBaseURL: URL = URL(string: urlString)! | |
| let currentVersion : String = self.appVersion() | |
| Alamofire.request(serverBaseURL, method: .post, parameters: nil, encoding: URLEncoding.default).responseJSON { (response:DataResponse<Any>) in | |
| switch(response.result) { | |
| case .success(_): | |
| if response.result.value != nil { | |
| let responseDictionary = response.result.value as! NSDictionary | |
| print("responseDictionary is \(responseDictionary)") | |
| let thisApp : UIApplication = UIApplication.shared | |
| let serverVersion :String = String(format: "%@", responseDictionary.value(forKey: "CurrentVersion") as! CVarArg) | |
| if self.compareVersion(firstVersion: serverVersion, secondVersion: currentVersion) <= 0 { | |
| // make sure that we don't have a badge showing since there are no updates. | |
| thisApp.applicationIconBadgeNumber = 0 | |
| self.currentServerVersion = currentVersion | |
| print("The application is up to date.") | |
| return | |
| } | |
| // we have determined that there is an update. We are going to ask the user if they would like to | |
| // update immediately, but they may choose not to, so we will set a badge here to remind them later | |
| // that there are pending updates. | |
| thisApp.applicationIconBadgeNumber = 1 | |
| self.currentServerVersion = serverVersion | |
| // if we have previously asked the user if they wanted to update and they refused, then we don't | |
| // want to continue to bother them about it. | |
| if !self.shouldAskForUpdate() { | |
| print("There is a new version, but the user has opted to update manually later.") | |
| return | |
| } | |
| let updateAlertController : UIAlertController = UIAlertController(title: "Update Available", message: "A new version is available. Update Now?", preferredStyle: .alert) | |
| updateAlertController.addAction(UIAlertAction(title: "Ok", style: .default, handler: { (UIAlertAction) in | |
| self.performUpdate() | |
| })) | |
| updateAlertController.addAction(UIAlertAction(title: "Cancel", style: .default, handler: {(UIAlertAction) in | |
| self.disableAskUpdate() | |
| })) | |
| } | |
| break | |
| case .failure(_): | |
| print(response.result.error!) | |
| self.currentServerVersion = currentVersion | |
| break | |
| } | |
| } | |
| } | |
| } |
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