call SVGs 'vector graphic' instead of 'image'

src/main/java/eu/siacs/conversations/ui/adapter/MediaAdapter.java

@@ -92,6 +92,8 @@ public class MediaAdapter extends RecyclerView.Adapter<MediaAdapter.MediaViewHol
                 attr = R.attr.media_preview_document;
             } else if (mime.equals("application/gpx+xml")) {
                 attr = R.attr.media_preview_tour;
+            } else if (mime.startsWith("image/")) {
+                attr = R.attr.media_preview_image;
             } else {
                 attr = R.attr.media_preview_unknown;
             }

src/main/java/eu/siacs/conversations/utils/UIHelper.java

@@ -475,9 +475,6 @@ public class UIHelper {
     }
 
     public static String getFileDescriptionString(final Context context, final Message message) {
-        if (message.getType() == Message.TYPE_IMAGE) {
-            return context.getString(R.string.image);
-        }
         final String mime = message.getMimeType();
         if (mime == null) {
             return context.getString(R.string.file);
@@ -487,7 +484,9 @@ public class UIHelper {
             return context.getString(R.string.video);
         } else if (mime.equals("image/gif")) {
             return context.getString(R.string.gif);
-        } else if (mime.startsWith("image/")) {
+        } else if (mime.equals("image/svg+xml")) {
+            return context.getString(R.string.vector_graphic);
+        } else if (mime.startsWith("image/") || message.getType() == Message.TYPE_IMAGE) {
             return context.getString(R.string.image);
         } else if (mime.contains("pdf")) {
             return context.getString(R.string.pdf_document);

src/main/res/values/attrs.xml

@@ -62,6 +62,7 @@
     <attr name="icon_alpha" format="float" />
     <attr name="delete_icon_alpha" format="float" />
 
+    <attr name="media_preview_image" format="reference" />
     <attr name="media_preview_document" format="reference" />
     <attr name="media_preview_recording" format="reference" />
     <attr name="media_preview_audio" format="reference" />

src/main/res/values/strings.xml

@@ -412,6 +412,7 @@
     <string name="audio">audio</string>
     <string name="video">video</string>
     <string name="image">image</string>
+    <string name="vector_graphic">vector graphic</string>
     <string name="pdf_document">PDF document</string>
     <string name="apk">Android App</string>
     <string name="vcard">Contact</string>

src/main/res/values/themes.xml

@@ -80,8 +80,8 @@
         <item name="dialog_horizontal_padding">24dp</item>
         <item name="dialog_vertical_padding">16dp</item>
 
-        <item name="media_preview_document" type="reference">@drawable/ic_description_black_48dp
+        <item name="media_preview_image" type="reference">@drawable/ic_image_black_48dp</item>
-        </item>
+        <item name="media_preview_document" type="reference">@drawable/ic_description_black_48dp</item>
         <item name="media_preview_recording" type="reference">@drawable/ic_mic_black_48dp</item>
         <item name="media_preview_audio" type="reference">@drawable/ic_headset_black_48dp</item>
         <item name="media_preview_location" type="reference">@drawable/ic_room_black_48dp</item>
@@ -236,8 +236,8 @@
         <item name="dialog_horizontal_padding">24dp</item>
         <item name="dialog_vertical_padding">16dp</item>
 
-        <item name="media_preview_document" type="reference">@drawable/ic_description_white_48dp
+        <item name="media_preview_image" type="reference">@drawable/ic_image_white_48dp</item>
-        </item>
+        <item name="media_preview_document" type="reference">@drawable/ic_description_white_48dp</item>
         <item name="media_preview_recording" type="reference">@drawable/ic_mic_white_48dp</item>
         <item name="media_preview_audio" type="reference">@drawable/ic_headset_white_48dp</item>
         <item name="media_preview_location" type="reference">@drawable/ic_room_white_48dp</item>