Add F-Droids iod-apk-scanner to Fastlane build process

fastlane/Fastfile

@@ -181,6 +181,8 @@ platform :android do |options|
       }
     )
 
+    checkTrackingAddedInDependency(alpha:options[:alpha], beta:options[:beta])
+
 	if options[:alpha] or options[:beta]
 	  puts "Skipping deployment to F-Droid cause there isn't currently a alpha/beta channel"
 	else
@@ -210,6 +212,44 @@ platform :android do |options|
     FileUtils.cp(lane_context[SharedValues::GRADLE_APK_OUTPUT_PATH], "release/Cryptomator-#{version}_fdroid_signed.apk")
   end
 
+  desc "Check if tracking added in some dependency"
+  private lane :checkTrackingAddedInDependency do |options|
+    puts "Check if script file is latest"
+	sh("wget -O current_iod-scan-apk.php https://gitlab.com/fdroid/issuebot/-/raw/master/modules/iod-scan-apk.php")
+
+	same_script =  FileUtils.compare_file("iod-scan-apk.php", "current_iod-scan-apk.php")
+	if same_script
+	  puts "Script file unchanged"
+	  FileUtils.rm("current_iod-scan-apk.php")
+	else
+	  UI.error("Script updated, check diff, download and save to iod-scan-apk.php")
+	  fail
+	end
+
+    FileUtils.mkdir("unsigned")
+
+	FileUtils.cp(lane_context[SharedValues::GRADLE_APK_OUTPUT_PATH], "unsigned/org.cryptomator_#{version}.apk")
+
+    sh("ISSUEBOT_CURRENT_APPLICATION_ID=org.cryptomator ISSUEBOT_CURRENT_REPLY_FILE=current_result.json php iod-scan-apk.php")
+
+	# clean up
+	FileUtils.rm("libinfo.txt")
+	FileUtils.rm("libsmali.txt")
+	FileUtils.rm_r("unsigned")
+	FileUtils.rm_r("org.cryptomator_#{version}")
+
+	puts "Check if something changed in the APK regarding the dependencies"
+    same_files =  FileUtils.compare_file("result.json", "current_result.json")
+
+	if same_files
+      puts "Dependencies unchanged"
+      FileUtils.rm("current_result.json")
+    else
+      UI.error("Dependencies changed, check result of current_result.json, if no problem, move it to result.json, commit and retry")
+      fail
+    end
+  end
+
   desc "Create GitHub draft release"
   lane :createGitHubDraftRelease do |options|
     target_branch = "main"

fastlane/result.json

@@ -0,0 +1 @@
+{"applicationId":"org.cryptomator","emoji":[],"labels":[],"report":"<h3>APK library scanner</h3><details>\n<summary>unsigned/org.cryptomator_1.6.1-SNAPSHOT.apk</summary>\nApktool failed (rc: 1), analysis skipped.\n</details>\n","reportData":{"log":["Fetching library definitions from https://gitlab.com/IzzyOnDroid/repo/-/raw/master/lib","Loaded 2500 library definitions","Analyzing 'unsigned/org.cryptomator_1.6.1-SNAPSHOT.apk'...","Apktool returned: 1","Apktool failed, skipping analysis."],"self_url":null}}