Glide crash fix

app/src/main/java/gr/thmmy/mthmmy/activities/profile/ProfileActivity.java

@@ -1,5 +1,7 @@
 package gr.thmmy.mthmmy.activities.profile;
 
+import android.app.Activity;
+import android.content.Context;
 import android.content.Intent;
 import android.graphics.Color;
 import android.graphics.Typeface;
@@ -57,6 +59,7 @@ import timber.log.Timber;
 import static gr.thmmy.mthmmy.activities.topic.TopicActivity.BUNDLE_TOPIC_TITLE;
 import static gr.thmmy.mthmmy.activities.topic.TopicActivity.BUNDLE_TOPIC_URL;
 import static gr.thmmy.mthmmy.utils.parsing.ParseHelpers.emojiTagToHtml;
+import static gr.thmmy.mthmmy.utils.ui.GlideUtils.isValidContextForGlide;
 import static gr.thmmy.mthmmy.utils.ui.PhotoViewUtils.displayPhotoViewImage;
 
 /**
@@ -222,6 +225,7 @@ public class ProfileActivity extends BaseActivity implements LatestPostsFragment
                 avatarView.setOnClickListener(v -> displayPhotoViewImage(ProfileActivity.this, avatarUrl));
         }
 
+        if(isValidContextForGlide(this)){
             Glide.with(this)
                     .load(avatarUri)
                     .circleCrop()
@@ -229,6 +233,9 @@ public class ProfileActivity extends BaseActivity implements LatestPostsFragment
                     .placeholder(R.drawable.ic_default_user_avatar)
                     .into(avatarView);
         }
+        else
+            Timber.d("Will not load Glide image (invalid context)");
+    }
 
     /**
      * An {@link AsyncTask} that handles asynchronous fetching of a profile page and parsing this

app/src/main/java/gr/thmmy/mthmmy/activities/topic/TopicAdapter.java

@@ -88,6 +88,7 @@ import static gr.thmmy.mthmmy.activities.topic.TopicParser.USER_COLOR_WHITE;
 import static gr.thmmy.mthmmy.activities.topic.TopicParser.USER_COLOR_YELLOW;
 import static gr.thmmy.mthmmy.base.BaseActivity.getSessionManager;
 import static gr.thmmy.mthmmy.utils.FileUtils.faIconFromFilename;
+import static gr.thmmy.mthmmy.utils.ui.GlideUtils.isValidContextForGlide;
 
 /**
  * Custom {@link RecyclerView.Adapter} used for topics.
@@ -810,6 +811,7 @@ class TopicAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
         if(imageUrl!=null)
             imageUrl = imageUrl.trim();
 
+        if(isValidContextForGlide(context)) {
             Glide.with(context)
                     .load(imageUrl)
                     .circleCrop()
@@ -817,6 +819,7 @@ class TopicAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
                     .placeholder(R.drawable.ic_default_user_avatar_darker)
                     .into(imageView);
         }
+    }
 
     @Override
     public int getItemCount() {

app/src/main/java/gr/thmmy/mthmmy/utils/ui/GlideUtils.java

@@ -0,0 +1,17 @@
+package gr.thmmy.mthmmy.utils.ui;
+
+import android.app.Activity;
+import android.content.Context;
+
+public class GlideUtils {
+    public static boolean isValidContextForGlide(final Context context) {
+        if (context == null)
+            return false;
+
+        if (context instanceof Activity) {
+            final Activity activity = (Activity) context;
+            return !activity.isDestroyed() && !activity.isFinishing();
+        }
+        return true;
+    }
+}