change the way third party photos are shared

app/src/main/kotlin/com/simplemobiletools/gallery/activities/PhotoVideoActivity.kt

@@ -104,7 +104,7 @@ open class PhotoVideoActivity : SimpleActivity(), ViewPagerFragment.FragmentList
         when (item.itemId) {
             R.id.menu_set_as_wallpaper -> setAsWallpaper(File(mMedium!!.path))
             R.id.menu_open_with -> openWith(File(mMedium!!.path))
-            R.id.menu_share -> shareMedium(mMedium!!)
+            R.id.menu_share -> shareUri(mMedium!!, mUri)
             R.id.menu_edit -> openEditor(File(mMedium!!.path))
             else -> return super.onOptionsItemSelected(item)
         }

app/src/main/kotlin/com/simplemobiletools/gallery/extensions/activity.kt

@@ -22,6 +22,16 @@ import com.simplemobiletools.gallery.models.Medium
 import java.io.File
 import java.util.*
 
+fun Activity.shareUri(medium: Medium, uri: Uri) {
+    val shareTitle = resources.getString(R.string.share_via)
+    Intent().apply {
+        action = Intent.ACTION_SEND
+        putExtra(Intent.EXTRA_STREAM, uri)
+        type = medium.getMimeType()
+        startActivity(Intent.createChooser(this, shareTitle))
+    }
+}
+
 fun Activity.shareMedium(medium: Medium) {
     val shareTitle = resources.getString(R.string.share_via)
     val file = File(medium.path)

app/src/main/kotlin/com/simplemobiletools/gallery/fragments/PhotoFragment.kt

@@ -55,8 +55,7 @@ class PhotoFragment : ViewPagerFragment() {
                 exif.setTagValue(ExifInterface.TAG_ORIENTATION, 1)
                 exif.removeCompressedThumbnail()
 
-                val uri = Uri.parse(originalPath)
-                val file = File(context.cacheDir, uri.lastPathSegment)
+                val file = File(context.externalCacheDir, Uri.parse(originalPath).lastPathSegment)
                 var out: FileOutputStream? = null
                 try {
                     out = FileOutputStream(file)