(iOS) Set the Sign In with Apple capability based on the IOS_ENABLE_A…

…PPLE_SIGNIN plugin variable. Resolves dpa99c#511.

README.md

@@ -233,6 +233,9 @@ See [Specifying Android library versions](#specifying-android-library-versions)
    - Note: Firebase Messaging iOS SDK version 7.0 will be a breaking change where the SDK will no longer support iOS Direct Channel API.
 - `IOS_FIREBASE_CONFIG_FILEPATH` - sets a custom filepath to `GoogleService-Info.plist` file as a path relative to the project root
     - e.g. `--variable IOS_FIREBASE_CONFIG_FILEPATH="resources/ios/GoogleService-Info.plist"`
+- `IOS_ENABLE_APPLE_SIGNIN` - enables the Sign In with Apple capability in Xcode.
+    - `--variable IOS_ENABLE_APPLE_SIGNIN=true`
+    - Ensure the associated app provisioning profile also has this capability enabled.
 
 ## Supported Cordova Versions
 - cordova: `>= 9`
@@ -2605,6 +2608,11 @@ For details how to do the above, see the [Google Sign-In on Android page](https:
 ### authenticateUserWithApple
 Authenticates the user with an Apple account using Sign In with Apple to obtain a credential that can be used to sign the user in/link to an existing user account/reauthenticate the user.
 
+To use Sign In with Apple you must ensure your app's provisioning profile has this capability and it is enabled in your Xcode project.
+You can enable the capability in Xcode by setting the `IOS_ENABLE_APPLE_SIGNIN` plugin variable at plugin installation time:
+
+    cordova plugin add cordova-plugin-firebasex --variable IOS_ENABLE_APPLE_SIGNIN=true
+
 **Parameters**:
 - {function} success - callback function to pass {object} credentials to as an argument. The credential object has the following properties:
     - {string} id - the identifier of a native credential object which can be used for signing in the user.

plugin.xml

@@ -100,16 +100,7 @@
 				<param name="onload" value="true" />
 			</feature>
 		</config-file>
-		<config-file target="*/Entitlements-Debug.plist" parent="com.apple.developer.applesignin">
-			<array>
-				<string>Default</string>
-			</array>
-		</config-file>
-		<config-file target="*/Entitlements-Release.plist" parent="com.apple.developer.applesignin">
-			<array>
-				<string>Default</string>
-			</array>
-		</config-file>
+
 		<config-file target="*/Entitlements-Debug.plist" parent="aps-environment">
 			<string>development</string>
 		</config-file>

scripts/after_prepare.js

@@ -27,6 +27,8 @@ var PLATFORM = {
             'www/GoogleService-Info.plist'
         ],
         appPlist: IOS_DIR + '/' + appName + '/'+appName+'-Info.plist',
+        entitlementsDebugPlist: IOS_DIR + '/' + appName + '/Entitlements-Debug.plist',
+        entitlementsReleasePlist: IOS_DIR + '/' + appName + '/Entitlements-Release.plist',
     },
     ANDROID: {
         dest: ANDROID_DIR + '/app/google-services.json',
@@ -161,6 +163,6 @@ module.exports = function (context) {
         if(pluginVariables['IOS_STRIP_DEBUG'] && pluginVariables['IOS_STRIP_DEBUG'] === 'true'){
             helper.stripDebugSymbols();
         }
-        helper.applyPluginVarsToPlists(PLATFORM.IOS.dest, PLATFORM.IOS.appPlist, pluginVariables);
+        helper.applyPluginVarsToPlists(pluginVariables, PLATFORM.IOS);
     }
 };

scripts/ios/helper.js

@@ -189,11 +189,14 @@ module.exports = {
             console.log('cordova-plugin-firebasex: Applied IOS_STRIP_DEBUG to Podfile');
         }
     },
-    applyPluginVarsToPlists: function(googlePlistPath, appPlistPath, pluginVariables){
-        var googlePlist = plist.parse(fs.readFileSync(path.resolve(googlePlistPath), 'utf8')),
-            appPlist = plist.parse(fs.readFileSync(path.resolve(appPlistPath), 'utf8')),
+    applyPluginVarsToPlists: function(pluginVariables, iosPlatform){
+        var googlePlist = plist.parse(fs.readFileSync(path.resolve(iosPlatform.dest), 'utf8')),
+            appPlist = plist.parse(fs.readFileSync(path.resolve(iosPlatform.appPlist), 'utf8')),
+            entitlementsDebugPlist = plist.parse(fs.readFileSync(path.resolve(iosPlatform.entitlementsDebugPlist), 'utf8')),
+            entitlementsReleasePlist = plist.parse(fs.readFileSync(path.resolve(iosPlatform.entitlementsReleasePlist), 'utf8')),
             googlePlistModified = false,
-            appPlistModified = false;
+            appPlistModified = false,
+            entitlementsPlistsModified = false;
 
         if(typeof pluginVariables['FIREBASE_ANALYTICS_COLLECTION_ENABLED'] !== 'undefined'){
             googlePlist["FIREBASE_ANALYTICS_COLLECTION_ENABLED"] = (pluginVariables['FIREBASE_ANALYTICS_COLLECTION_ENABLED'] !== "false" ? "true" : "false") ;
@@ -231,8 +234,17 @@ module.exports = {
             appPlist['CFBundleURLTypes'][i] = entry;
             appPlistModified = true;
         }
+        if(pluginVariables['IOS_ENABLE_APPLE_SIGNIN'] === 'true'){
+            entitlementsDebugPlist["com.apple.developer.applesignin"] = ["Default"];
+            entitlementsReleasePlist["com.apple.developer.applesignin"] = ["Default"];
+            entitlementsPlistsModified = true;
+        }
 
-        if(googlePlistModified) fs.writeFileSync(path.resolve(googlePlistPath), plist.build(googlePlist));
-        if(appPlistModified) fs.writeFileSync(path.resolve(appPlistPath), plist.build(appPlist));
+        if(googlePlistModified) fs.writeFileSync(path.resolve(iosPlatform.dest), plist.build(googlePlist));
+        if(appPlistModified) fs.writeFileSync(path.resolve(iosPlatform.appPlist), plist.build(appPlist));
+        if(entitlementsPlistsModified){
+            fs.writeFileSync(path.resolve(iosPlatform.entitlementsDebugPlist), plist.build(entitlementsDebugPlist));
+            fs.writeFileSync(path.resolve(iosPlatform.entitlementsReleasePlist), plist.build(entitlementsReleasePlist));
+        }
     }
 };