ComposeActivity: if our instance is pleroma, disable mastodon-specific attachments limits

app/src/main/java/com/keylesspalace/tusky/ComposeActivity.java

@@ -262,6 +262,7 @@ public final class ComposeActivity
     private Integer maxPollOptionLength = null;
     private @Px
     int thumbnailViewSize;
+    private boolean isPleroma = false;
 
     private SaveTootHelper saveTootHelper;
     private Gson gson = new Gson();
@@ -978,7 +979,9 @@ public final class ComposeActivity
     public void updatePoll(NewPoll poll) {
         this.poll = poll;
 
+        if (!isPleroma) {
             enableButton(pickButton, false, false);
+        }
 
         if(pollPreview == null) {
 
@@ -1341,6 +1344,7 @@ public final class ComposeActivity
         mediaQueued.add(item);
         updateContentDescription(item);
         int queuedCount = mediaQueued.size();
+        if (!isPleroma) {
             if (queuedCount == 1) {
                 // If there's one video in the queue it is full, so disable the button to queue more.
                 if (item.type == QueuedMedia.Type.VIDEO) {
@@ -1351,8 +1355,10 @@ public final class ComposeActivity
                 enableButton(pickButton, false, false);
             }
             
-        updateHideMediaToggle();
             enablePollButton(false);
+        }
+
+        updateHideMediaToggle();
 
         if (item.readyStage != QueuedMedia.ReadyStage.UPLOADED) {
             waitForMediaLatch.countUp();
@@ -2005,6 +2011,8 @@ public final class ComposeActivity
                 maxPollOptionLength = instance.getPollLimits().getMaxOptionChars();
             }
             
+            isPleroma = instance.isPleroma();
+
             cacheInstanceMetadata(accountManager.getActiveAccount());
         }
     }