add a toggle for disabling photo exif metadata

app/src/main/kotlin/com/simplemobiletools/camera/Config.kt

@@ -81,4 +81,8 @@ class Config(context: Context) : BaseConfig(context) {
     var alwaysOpenBackCamera: Boolean
         get() = prefs.getBoolean(ALWAYS_OPEN_BACK_CAMERA, false)
         set(alwaysOpenBackCamera) = prefs.edit().putBoolean(ALWAYS_OPEN_BACK_CAMERA, alwaysOpenBackCamera).apply()
+
+    var savePhotoMetadata: Boolean
+        get() = prefs.getBoolean(SAVE_PHOTO_METADATA, true)
+        set(savePhotoMetadata) = prefs.edit().putBoolean(SAVE_PHOTO_METADATA, savePhotoMetadata).apply()
 }

app/src/main/kotlin/com/simplemobiletools/camera/Constants.kt

@@ -21,6 +21,7 @@ val FRONT_VIDEO_RESOLUTION_INDEX = "front_video_resolution_index"
 val PHOTO_PREVIEW_HINT_SHOWN = "photo_preview_hint_shown"
 val KEEP_SETTINGS_VISIBLE = "keep_settings_visible"
 val ALWAYS_OPEN_BACK_CAMERA = "always_open_back_camera"
+val SAVE_PHOTO_METADATA = "save_photo_metadata"
 
 val FLASH_OFF = 0
 val FLASH_ON = 1

app/src/main/kotlin/com/simplemobiletools/camera/PhotoProcessor.kt

@@ -94,7 +94,9 @@ class PhotoProcessor(val activity: MainActivity, val uri: Uri?, val currCameraId
             if (path.startsWith(activity.internalStoragePath)) {
                 exifOrientation = getExifOrientation(totalRotation)
             }
-            tempExif.copyTo(fileExif)
+            if (activity.config.savePhotoMetadata)
+                tempExif.copyTo(fileExif)
+
             fileExif.setAttribute(ExifInterface.TAG_ORIENTATION, exifOrientation)
 
             fileExif.saveAttributes()

app/src/main/kotlin/com/simplemobiletools/camera/activities/SettingsActivity.kt

@@ -33,6 +33,7 @@ class SettingsActivity : SimpleActivity() {
         setupFlipPhotos()
         setupKeepSettingsVisible()
         setupAlwaysOpenBackCamera()
+        setupSavePhotoMetadata()
         updateTextColors(settings_holder)
     }
 
@@ -135,4 +136,12 @@ class SettingsActivity : SimpleActivity() {
             config.alwaysOpenBackCamera = settings_always_open_back_camera.isChecked
         }
     }
+
+    private fun setupSavePhotoMetadata() {
+        settings_save_photo_metadata.isChecked = config.savePhotoMetadata
+        settings_save_photo_metadata_holder.setOnClickListener {
+            settings_save_photo_metadata.toggle()
+            config.savePhotoMetadata = settings_save_photo_metadata.isChecked
+        }
+    }
 }

app/src/main/res/layout/activity_settings.xml

@@ -224,5 +224,25 @@
                 android:text="@string/always_open_back_camera"/>
 
         </RelativeLayout>
+
+        <RelativeLayout
+            android:id="@+id/settings_save_photo_metadata_holder"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/medium_margin"
+            android:background="?attr/selectableItemBackground"
+            android:padding="@dimen/activity_margin">
+
+            <com.simplemobiletools.commons.views.MySwitchCompat
+                android:id="@+id/settings_save_photo_metadata"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:background="@null"
+                android:clickable="false"
+                android:paddingLeft="@dimen/medium_margin"
+                android:paddingStart="@dimen/medium_margin"
+                android:text="@string/save_photo_metadata"/>
+
+        </RelativeLayout>
     </LinearLayout>
 </ScrollView>

app/src/main/res/values-de/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Drehe Fotos der Frontkamera horizontal</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-es/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-fr/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-it/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-ja/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-lt/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-nl/strings.xml

@@ -31,6 +31,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-pl/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-pt-rBR/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-pt/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Inverter na horizontal as fotos da câmara frontal</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-ru/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-sk/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Preklopiť fotky z prednej kamera vodorovne</string>
     <string name="keep_settings_visible">Neskrývať tlačidlá nastavení</string>
     <string name="always_open_back_camera">Stále otvárať aplikáciu s aktívnou zadnou kamerou</string>
+    <string name="save_photo_metadata">Ukladať exif metadáta fotografií</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values-sv/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->

app/src/main/res/values/strings.xml

@@ -30,6 +30,7 @@
     <string name="flip_front_camera_photos_horizontally">Flip front camera photos horizontally</string>
     <string name="keep_settings_visible">Keep setting buttons visible</string>
     <string name="always_open_back_camera">Always open the app with the Back camera</string>
+    <string name="save_photo_metadata">Save photo exif metadata</string>
 
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- Short description has to have less than 80 chars -->