Small cleanup.

Remove unused methods.

vector/src/main/java/im/vector/app/core/utils/ExternalApplicationsUtil.kt

@@ -80,11 +80,7 @@ fun openUrlInExternalBrowser(context: Context, uri: Uri?) {
             putExtra(Browser.EXTRA_CREATE_NEW_TAB, true)
         }
 
-        try {
+        context.safeStartActivity(browserIntent)
-            context.startActivity(browserIntent)
-        } catch (activityNotFoundException: ActivityNotFoundException) {
-            context.toast(R.string.error_no_external_application_found)
-        }
     }
 }
 
@@ -123,22 +119,6 @@ fun openUrlInChromeCustomTab(context: Context,
     }
 }
 
-/**
- * Open sound recorder external application
- */
-fun openSoundRecorder(activity: Activity, requestCode: Int) {
-    val recordSoundIntent = Intent(MediaStore.Audio.Media.RECORD_SOUND_ACTION)
-
-    // Create chooser
-    val chooserIntent = Intent.createChooser(recordSoundIntent, activity.getString(R.string.go_on_with))
-
-    try {
-        activity.startActivityForResult(chooserIntent, requestCode)
-    } catch (activityNotFoundException: ActivityNotFoundException) {
-        activity.toast(R.string.error_no_external_application_found)
-    }
-}
-
 /**
  * Open file selection activity
  */
@@ -153,96 +133,14 @@ fun openFileSelection(activity: Activity,
     fileIntent.type = MimeTypes.Any
 
     try {
-        activityResultLauncher
+        if (activityResultLauncher != null) {
-                ?.launch(fileIntent)
+            activityResultLauncher.launch(fileIntent)
-                ?: run {
+        } else {
-                    activity.startActivityForResult(fileIntent, requestCode)
+            activity.startActivityForResult(fileIntent, requestCode)
-                }
-    } catch (activityNotFoundException: ActivityNotFoundException) {
-        activity.toast(R.string.error_no_external_application_found)
-    }
-}
-
-/**
- * Open external video recorder
- */
-fun openVideoRecorder(activity: Activity, requestCode: Int) {
-    val captureIntent = Intent(MediaStore.ACTION_VIDEO_CAPTURE)
-
-    // lowest quality
-    captureIntent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0)
-
-    try {
-        activity.startActivityForResult(captureIntent, requestCode)
-    } catch (activityNotFoundException: ActivityNotFoundException) {
-        activity.toast(R.string.error_no_external_application_found)
-    }
-}
-
-/**
- * Open external camera
- * @return the latest taken picture camera uri
- */
-fun openCamera(activity: Activity, titlePrefix: String, requestCode: Int): String? {
-    val captureIntent = Intent(MediaStore.ACTION_IMAGE_CAPTURE)
-
-    // the following is a fix for buggy 2.x devices
-    val date = Date()
-    val formatter = SimpleDateFormat("yyyyMMddHHmmss", Locale.US)
-    val values = ContentValues()
-    values.put(MediaStore.Images.Media.TITLE, titlePrefix + formatter.format(date))
-    // The Galaxy S not only requires the name of the file to output the image to, but will also not
-    // set the mime type of the picture it just took (!!!). We assume that the Galaxy S takes image/jpegs
-    // so the attachment uploader doesn't freak out about there being no mimetype in the content database.
-    values.put(MediaStore.Images.Media.MIME_TYPE, MimeTypes.Jpeg)
-    var dummyUri: Uri? = null
-    try {
-        dummyUri = activity.contentResolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values)
-
-        if (null == dummyUri) {
-            Timber.e("Cannot use the external storage media to save image")
         }
-    } catch (uoe: UnsupportedOperationException) {
-        Timber.e(uoe, "Unable to insert camera URI into MediaStore.Images.Media.EXTERNAL_CONTENT_URI.")
-        Timber.e("no SD card? Attempting to insert into device storage.")
-    } catch (e: Exception) {
-        Timber.e(e, "Unable to insert camera URI into MediaStore.Images.Media.EXTERNAL_CONTENT_URI.")
-    }
-
-    if (null == dummyUri) {
-        try {
-            dummyUri = activity.contentResolver.insert(MediaStore.Images.Media.INTERNAL_CONTENT_URI, values)
-            if (null == dummyUri) {
-                Timber.e("Cannot use the internal storage to save media to save image")
-            }
-        } catch (e: Exception) {
-            Timber.e(e, "Unable to insert camera URI into internal storage. Giving up.")
-        }
-    }
-
-    if (dummyUri != null) {
-        captureIntent.putExtra(MediaStore.EXTRA_OUTPUT, dummyUri)
-        Timber.v("trying to take a photo on $dummyUri")
-    } else {
-        Timber.v("trying to take a photo with no predefined uri")
-    }
-
-    // Store the dummy URI which will be set to a placeholder location. When all is lost on Samsung devices,
-    // this will point to the data we're looking for.
-    // Because Activities tend to use a single MediaProvider for all their intents, this field will only be the
-    // *latest* TAKE_PICTURE Uri. This is deemed acceptable as the normal flow is to create the intent then immediately
-    // fire it, meaning onActivityResult/getUri will be the next thing called, not another createIntentFor.
-    val result = if (dummyUri == null) null else dummyUri.toString()
-
-    try {
-        activity.startActivityForResult(captureIntent, requestCode)
-
-        return result
     } catch (activityNotFoundException: ActivityNotFoundException) {
         activity.toast(R.string.error_no_external_application_found)
     }
-
-    return null
 }
 
 /**
@@ -254,11 +152,7 @@ fun sendMailTo(address: String, subject: String? = null, message: String? = null
     intent.putExtra(Intent.EXTRA_SUBJECT, subject)
     intent.putExtra(Intent.EXTRA_TEXT, message)
 
-    try {
+    activity.safeStartActivity(intent)
-        activity.startActivity(intent)
-    } catch (activityNotFoundException: ActivityNotFoundException) {
-        activity.toast(R.string.error_no_external_application_found)
-    }
 }
 
 /**
@@ -267,11 +161,7 @@ fun sendMailTo(address: String, subject: String? = null, message: String? = null
 fun openUri(activity: Activity, uri: String) {
     val intent = Intent(Intent.ACTION_VIEW, Uri.parse(uri))
 
-    try {
+    activity.safeStartActivity(intent)
-        activity.startActivity(intent)
-    } catch (activityNotFoundException: ActivityNotFoundException) {
-        activity.toast(R.string.error_no_external_application_found)
-    }
 }
 
 /**
@@ -290,11 +180,7 @@ fun openMedia(activity: Activity, savedMediaPath: String, mimeType: String) {
         addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
     }
 
-    try {
+    activity.safeStartActivity(intent)
-        activity.startActivity(intent)
-    } catch (activityNotFoundException: ActivityNotFoundException) {
-        activity.toast(R.string.error_no_external_application_found)
-    }
 }
 
 fun shareMedia(context: Context, file: File, mediaMimeType: String?) {
@@ -311,7 +197,7 @@ fun shareMedia(context: Context, file: File, mediaMimeType: String?) {
             .setChooserTitle(R.string.share)
             .createChooserIntent()
 
-    createChooser(context, chooserIntent)
+    context.safeStartActivity(chooserIntent)
 }
 
 fun shareText(context: Context, text: String) {
@@ -321,14 +207,14 @@ fun shareText(context: Context, text: String) {
             .setChooserTitle(R.string.share)
             .createChooserIntent()
 
-    createChooser(context, chooserIntent)
+    context.safeStartActivity(chooserIntent)
 }
 
-private fun createChooser(context: Context, intent: Intent) {
+fun Context.safeStartActivity(intent: Intent) {
     try {
-        context.startActivity(intent)
+        startActivity(intent)
     } catch (activityNotFoundException: ActivityNotFoundException) {
-        context.toast(R.string.error_no_external_application_found)
+        toast(R.string.error_no_external_application_found)
     }
 }
 
@@ -454,25 +340,18 @@ fun openPlayStore(activity: Activity, appId: String = BuildConfig.APPLICATION_ID
     try {
         activity.startActivity(Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=$appId")))
     } catch (activityNotFoundException: ActivityNotFoundException) {
-        try {
+        activity.safeStartActivity(Intent(Intent.ACTION_VIEW, Uri.parse("https://play.google.com/store/apps/details?id=$appId")))
-            activity.startActivity(Intent(Intent.ACTION_VIEW, Uri.parse("https://play.google.com/store/apps/details?id=$appId")))
-        } catch (activityNotFoundException: ActivityNotFoundException) {
-            activity.toast(R.string.error_no_external_application_found)
-        }
     }
 }
 
 fun openAppSettingsPage(activity: Activity) {
-    try {
+    activity.safeStartActivity(
-        activity.startActivity(
+            Intent().apply {
-                Intent().apply {
+                action = Settings.ACTION_APPLICATION_DETAILS_SETTINGS
-                    action = Settings.ACTION_APPLICATION_DETAILS_SETTINGS
+                addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
-                    addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+                data = Uri.fromParts("package", activity.packageName, null)
-                    data = Uri.fromParts("package", activity.packageName, null)
+            }
-                })
+    )
-    } catch (activityNotFoundException: ActivityNotFoundException) {
-        activity.toast(R.string.error_no_external_application_found)
-    }
 }
 
 /**
@@ -488,9 +367,8 @@ fun selectTxtFileToWrite(
     intent.addCategory(Intent.CATEGORY_OPENABLE)
     intent.type = "text/plain"
     intent.putExtra(Intent.EXTRA_TITLE, defaultFileName)
-
+    val chooserIntent = Intent.createChooser(intent, chooserHint)
     try {
-        val chooserIntent = Intent.createChooser(intent, chooserHint)
         activityResultLauncher.launch(chooserIntent)
     } catch (activityNotFoundException: ActivityNotFoundException) {
         activity.toast(R.string.error_no_external_application_found)

vector/src/main/java/im/vector/app/core/utils/SystemUtils.kt

@@ -124,9 +124,9 @@ fun startNotificationChannelSettingsIntent(fragment: Fragment, channelID: String
 }
 
 fun startAddGoogleAccountIntent(context: Context, activityResultLauncher: ActivityResultLauncher<Intent>) {
+    val intent = Intent(Settings.ACTION_ADD_ACCOUNT)
+    intent.putExtra(Settings.EXTRA_ACCOUNT_TYPES, arrayOf("com.google"))
     try {
-        val intent = Intent(Settings.ACTION_ADD_ACCOUNT)
-        intent.putExtra(Settings.EXTRA_ACCOUNT_TYPES, arrayOf("com.google"))
         activityResultLauncher.launch(intent)
     } catch (activityNotFoundException: ActivityNotFoundException) {
         context.toast(R.string.error_no_external_application_found)
@@ -135,9 +135,9 @@ fun startAddGoogleAccountIntent(context: Context, activityResultLauncher: Activi
 
 @RequiresApi(Build.VERSION_CODES.O)
 fun startInstallFromSourceIntent(context: Context, activityResultLauncher: ActivityResultLauncher<Intent>) {
+    val intent = Intent(Settings.ACTION_MANAGE_UNKNOWN_APP_SOURCES)
+            .setData(Uri.parse(String.format("package:%s", context.packageName)))
     try {
-        val intent = Intent(Settings.ACTION_MANAGE_UNKNOWN_APP_SOURCES)
-                .setData(Uri.parse(String.format("package:%s", context.packageName)))
         activityResultLauncher.launch(intent)
     } catch (activityNotFoundException: ActivityNotFoundException) {
         context.toast(R.string.error_no_external_application_found)
@@ -177,9 +177,9 @@ fun startImportTextFromFileIntent(context: Context, activityResultLauncher: Acti
     val intent = Intent(Intent.ACTION_GET_CONTENT).apply {
         type = "text/plain"
     }
-    if (intent.resolveActivity(context.packageManager) != null) {
+    try {
         activityResultLauncher.launch(intent)
-    } else {
+    } catch (activityNotFoundException: ActivityNotFoundException) {
         context.toast(R.string.error_no_external_application_found)
     }
 }

vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailFragment.kt

@@ -108,6 +108,7 @@ import im.vector.app.core.utils.onPermissionDeniedDialog
 import im.vector.app.core.utils.onPermissionDeniedSnackbar
 import im.vector.app.core.utils.openUrlInExternalBrowser
 import im.vector.app.core.utils.registerForPermissionsResult
+import im.vector.app.core.utils.safeStartActivity
 import im.vector.app.core.utils.saveMedia
 import im.vector.app.core.utils.shareMedia
 import im.vector.app.core.utils.shareText
@@ -782,11 +783,7 @@ class RoomDetailFragment @Inject constructor(
             addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_ACTIVITY_NEW_TASK)
         }
 
-        if (intent.resolveActivity(requireActivity().packageManager) != null) {
+        requireActivity().safeStartActivity(intent)
-            requireActivity().startActivity(intent)
-        } else {
-            requireActivity().toast(R.string.error_no_external_application_found)
-        }
     }
 
     private fun installApk(action: RoomDetailViewEvents.OpenFile) {