Add Notification Service Extension.

Signed-off-by: Ivan Sein <ivan@nextcloud.com>

Nextcloud.xcodeproj/project.pbxproj

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+			proxyType = 1;
+			remoteGlobalIDString = 2C33C47E23E2C475005F963B;
+			remoteInfo = "Notification Service Extension";
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+				2C33C48623E2C475005F963B /* Notification Service Extension.appex in Embed App Extensions */,
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@@ -1517,6 +1553,17 @@
 			path = Menu;
 			sourceTree = "<group>";
 		};
+		2C33C48023E2C475005F963B /* Notification Service Extension */ = {
+			isa = PBXGroup;
+			children = (
+				2CB7D1CB23E2F35400376EF9 /* Notification Service Extension.entitlements */,
+				2C33C48123E2C475005F963B /* NotificationService.swift */,
+				2C33C48A23E2CC26005F963B /* Notification_Service_Extension-Bridging-Header.h */,
+				2C33C48323E2C475005F963B /* Info.plist */,
+			);
+			path = "Notification Service Extension";
+			sourceTree = "<group>";
+		};
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@@ -2777,9 +2824,11 @@
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 				F771E3D120E2392D00AFB62D /* File Provider Extension */,
 				F7C0F46D1C8880540059EC54 /* Share */,
+				2C33C48023E2C475005F963B /* Notification Service Extension */,
 				F7FC7D651DC1F98700BB2C6A /* Products */,
 				F7FC7D541DC1F93700BB2C6A /* Frameworks */,
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@@ -2933,6 +2982,23 @@
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+			buildRules = (
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+			dependencies = (
+			);
+			name = "Notification Service Extension";
+			productName = "Notification Service Extension";
+			productReference = 2C33C47F23E2C475005F963B /* Notification Service Extension.appex */;
+			productType = "com.apple.product-type.app-extension";
+		};
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 				F771E3EA20E2392E00AFB62D /* PBXTargetDependency */,
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 			name = Nextcloud;
 			productName = "Crypto Cloud";
@@ -2998,10 +3065,15 @@
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 			isa = PBXProject;
 			attributes = {
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 				ORGANIZATIONNAME = "Marino Faggiana";
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@@ -3093,11 +3165,19 @@
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 				F771E3CF20E2392D00AFB62D /* File Provider Extension */,
+				2C33C47E23E2C475005F963B /* Notification Service Extension */,
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 /* End PBXProject section */
 
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+			isa = PBXTargetDependency;
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+		};
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+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_ENTITLEMENTS = "Notification Service Extension/Notification Service Extension.entitlements";
+				CODE_SIGN_IDENTITY = "iPhone Developer";
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
+				CODE_SIGN_STYLE = Automatic;
+				DEBUG_INFORMATION_FORMAT = dwarf;
+				DEVELOPMENT_TEAM = 6JLRKY9ZV7;
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(PROJECT_DIR)/Carthage/Build/iOS",
+				);
+				GCC_C_LANGUAGE_STANDARD = gnu11;
+				GCC_PREFIX_HEADER = iOSClient/CryptoCloud.pch;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+					EXTENSION_NOTIFICATION_SERVICE,
+					EXTENSION,
+				);
+				HEADER_SEARCH_PATHS = "\"Libraries external\"/**";
+				INFOPLIST_FILE = "Notification Service Extension/Info.plist";
+				IPHONEOS_DEPLOYMENT_TARGET = 13.2;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
+				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = "it.twsweb.Nextcloud.Notification-Service-Extension";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
+				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
+				SWIFT_OBJC_BRIDGING_HEADER = "Notification Service Extension/Notification_Service_Extension-Bridging-Header.h";
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
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+		};
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+				CLANG_ENABLE_OBJC_WEAK = YES;
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+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_ENTITLEMENTS = "Notification Service Extension/Notification Service Extension.entitlements";
+				CODE_SIGN_IDENTITY = "iPhone Developer";
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+				);
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+				GCC_PREFIX_HEADER = iOSClient/CryptoCloud.pch;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"$(inherited)",
+					NC,
+					EXTENSION_NOTIFICATION_SERVICE,
+					EXTENSION,
+				);
+				HEADER_SEARCH_PATHS = "\"Libraries external\"/**";
+				INFOPLIST_FILE = "Notification Service Extension/Info.plist";
+				IPHONEOS_DEPLOYMENT_TARGET = 13.2;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = "it.twsweb.Nextcloud.Notification-Service-Extension";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SKIP_INSTALL = YES;
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@@ -4245,6 +4439,15 @@
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+		};
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 			buildConfigurations = (

Notification Service Extension/Info.plist

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>Notification Service Extension</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.usernotifications.service</string>
+		<key>NSExtensionPrincipalClass</key>
+		<string>$(PRODUCT_MODULE_NAME).NotificationService</string>
+	</dict>
+</dict>
+</plist>

Notification Service Extension/Notification Service Extension.entitlements

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.it.twsweb.Crypto-Cloud</string>
+	</array>
+	<key>keychain-access-groups</key>
+	<array>
+		<string>$(AppIdentifierPrefix)it.twsweb.Crypto-Cloud</string>
+	</array>
+</dict>
+</plist>

Notification Service Extension/NotificationService.swift

@@ -0,0 +1,49 @@
+//
+//  NotificationService.swift
+//  Notification Service Extension
+//
+//  Created by Ivan Sein on 30.01.20.
+//  Author Ivan Sein <ivan@nextcloud.com>
+//
+//  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 UserNotifications
+
+class NotificationService: UNNotificationServiceExtension {
+
+    var contentHandler: ((UNNotificationContent) -> Void)?
+    var bestAttemptContent: UNMutableNotificationContent?
+
+    override func didReceive(_ request: UNNotificationRequest, withContentHandler contentHandler: @escaping (UNNotificationContent) -> Void) {
+        self.contentHandler = contentHandler
+        bestAttemptContent = (request.content.mutableCopy() as? UNMutableNotificationContent)
+        
+        if let bestAttemptContent = bestAttemptContent {
+            // Modify the notification content here...
+            bestAttemptContent.title = "\(bestAttemptContent.title) [modified]"
+            
+            contentHandler(bestAttemptContent)
+        }
+    }
+    
+    override func serviceExtensionTimeWillExpire() {
+        // Called just before the extension will be terminated by the system.
+        // Use this as an opportunity to deliver your "best attempt" at modified content, otherwise the original push payload will be used.
+        if let contentHandler = contentHandler, let bestAttemptContent =  bestAttemptContent {
+            contentHandler(bestAttemptContent)
+        }
+    }
+
+}

Notification Service Extension/Notification_Service_Extension-Bridging-Header.h

@@ -0,0 +1,22 @@
+//
+//  Notification_Service_Extension-Bridging-Header.h
+//  Nextcloud
+//
+//  Created by Ivan Sein on 30.01.20.
+//  Author Ivan Sein <ivan@nextcloud.com>
+//
+//  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/>.
+//
+
+

iOSClient/Brand/NCBridgeSwift.h

@@ -47,3 +47,10 @@
     #import "File_Provider_Extension-Swift.h"
 
 #endif
+
+// Nextcloud Notification Service Extension
+#if defined(EXTENSION_NOTIFICATION_SERVICE)
+
+    #import "Notification_Service_Extension-Swift.h"
+
+#endif