🏗 WIP: Check for updates

phpmon/Common/Core/Constants.swift

@@ -56,13 +56,23 @@ struct Constants {
         static let DonationPayment = URL(
             string: "https://nicoverbruggen.be/sponsor#pay-now"
         )!
+
         static let DonationPage = URL(
             string: "https://nicoverbruggen.be/sponsor"
         )!
+
         static let FrequentlyAskedQuestions = URL(
             string: "https://github.com/nicoverbruggen/phpmon#%EF%B8%8F-faq--troubleshooting"
         )!
 
+        static let StableBuildCaskFile = URL(
+            string: "https://raw.githubusercontent.com/nicoverbruggen/homebrew-cask/master/Casks/phpmon.rb"
+        )!
+
+        static let DevBuildCaskFile = URL(
+            string: "https://raw.githubusercontent.com/nicoverbruggen/homebrew-cask/master/Casks/phpmon-dev.rb"
+        )!
+
     }
 
 }

phpmon/Domain/App/App.swift

@@ -21,6 +21,12 @@ class App {
         return "\(version) (\(build))"
     }
 
+    /** Retrieve the version number from the main info dictionary, Info.plist, but without the build number. */
+    static var shortVersion: String {
+        let version = Bundle.main.infoDictionary?["CFBundleShortVersionString"] as! String
+        return "\(version)"
+    }
+
     static var architecture: String {
         var systeminfo = utsname()
         uname(&systeminfo)

phpmon/Domain/Menu/MainMenu.swift

@@ -337,6 +337,37 @@ class MainMenu: NSObject, NSWindowDelegate, NSMenuDelegate, PhpSwitcherDelegate
         NSApplication.shared.terminate(nil)
     }
 
+    @objc func checkForUpdates() {
+        DispatchQueue.global(qos: .userInitiated).async {
+            let caskFile = App.version.contains("-dev")
+                ? Constants.Urls.DevBuildCaskFile.absoluteString
+                : Constants.Urls.StableBuildCaskFile.absoluteString
+
+            let versionString = Shell.pipe(
+                "curl -s '\(caskFile)' | grep version"
+            )
+
+            guard let onlineVersion = VersionExtractor.from(versionString) else {
+                Log.err("We couldn't check for updates!")
+                return
+            }
+
+            guard let current = VersionExtractor.from(App.shortVersion) else {
+                Log.err("We couldn't parse the current version number!")
+                return
+            }
+
+            switch onlineVersion.versionCompare(current) {
+            case .orderedAscending:
+                Log.info("You are running a newer version of PHP Monitor.")
+            case .orderedDescending:
+                Log.info("There is a newer version (\(onlineVersion)) available!")
+            case .orderedSame:
+                Log.info("The installed version matches the latest release (\(current)).")
+            }
+        }
+    }
+
     // MARK: - Menu Delegate
 
     func menuWillOpen(_ menu: NSMenu) {

phpmon/Domain/Menu/StatusMenu.swift

@@ -74,15 +74,16 @@ class StatusMenu: NSMenu {
     }
 
     func addCoreMenuItems() {
-        self.addItem(
-            NSMenuItem(title: "mi_preferences".localized, action: #selector(MainMenu.openPrefs), keyEquivalent: ",")
-        )
-        self.addItem(
-            NSMenuItem(title: "mi_about".localized, action: #selector(MainMenu.openAbout), keyEquivalent: "")
-        )
-        self.addItem(
-            NSMenuItem(title: "mi_quit".localized, action: #selector(MainMenu.terminateApp), keyEquivalent: "q")
-        )
+        self.addItem(NSMenuItem.separator())
+        self.addItem(NSMenuItem(title: "mi_preferences".localized,
+                                action: #selector(MainMenu.openPrefs), keyEquivalent: ","))
+        self.addItem(NSMenuItem(title: "mi_check_for_updates".localized,
+                                action: #selector(MainMenu.checkForUpdates), keyEquivalent: ""))
+        self.addItem(NSMenuItem.separator())
+        self.addItem(NSMenuItem(title: "mi_about".localized,
+                                action: #selector(MainMenu.openAbout), keyEquivalent: ""))
+        self.addItem(NSMenuItem(title: "mi_quit".localized,
+                                action: #selector(MainMenu.terminateApp), keyEquivalent: "q"))
     }
 
     // MARK: Remaining Menu Items

phpmon/IAP/InternetAccessPolicy.plist

@@ -10,6 +10,22 @@
 	<string>https://github.com/nicoverbruggen/phpmon</string>
 	<key>Connections</key>
 	<array>
+		<dict>
+			<key>IsIncoming</key>
+			<false/>
+			<key>Host</key>
+			<string>raw.githubusercontent.com</string>
+			<key>NetworkProtocol</key>
+			<string>TCP</string>
+			<key>Port</key>
+			<string>80, 443</string>
+			<key>Relevance</key>
+			<string>Essential</string>
+			<key>Purpose</key>
+			<string>PHP Monitor connects to GitHub to check the Cask file to determine what the latest release of PHP Monitor is.</string>
+			<key>DenyConsequences</key>
+			<string>If you deny this connection, PHP Monitor will not be able to search for updates. If you don&apos;t want this check to happen, you can disable automatic updates in the Preferences menu instead.</string>
+		</dict>
 		<dict>
 			<key>IsIncoming</key>
 			<false/>

phpmon/Localizable.strings

@@ -59,6 +59,7 @@
 
 "mi_preferences" = "Preferences...";
 "mi_donate" = "Donate...";
+"mi_check_for_updates" = "Check for Updates...";
 "mi_quit" = "Quit PHP Monitor";
 "mi_about" = "About PHP Monitor";