Update repos since jcenter is ded, fix refresh hanging due to cdn change

Author: Gunbard

build.gradle

@@ -2,27 +2,18 @@
 
 buildscript {
     repositories {
-        jcenter()
-        maven {
-            url 'https://maven.google.com/'
-            name 'Google'
-        }
+        mavenCentral()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.0.1'
-
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle files
+        classpath 'com.android.tools.build:gradle:7.0.4'
     }
 }
 
 allprojects {
     repositories {
-        jcenter()
-        maven {
-            url 'https://maven.google.com/'
-            name 'Google'
-        }
+        mavenCentral()
+        google()
     }
 }
 

theadwatch/src/main/java/honkhonk/threadwatch/retrievers/PostsRetriever.java

@@ -1,8 +1,10 @@
 package honkhonk.threadwatch.retrievers;
 
 import android.content.Context;
+import android.content.SharedPreferences;
 import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
+import android.preference.PreferenceManager;
 import android.util.Log;
 
 import com.android.volley.Request;
@@ -120,7 +122,12 @@ public void onResponse(JSONObject response) {
                                 PostsRetriever.this.response.posts.get(0).attachmentId;
 
                         // Try to get OP thumbnail, too, if needed
-                        if (PostsRetriever.this.thread.thumbnail == null) {
+                        final SharedPreferences appSettings =
+                                PreferenceManager.getDefaultSharedPreferences(context);
+                        final boolean shouldGetThumbnail =
+                                appSettings.getBoolean("pref_view_thumbnails", true);
+
+                        if (shouldGetThumbnail && PostsRetriever.this.thread.thumbnail == null) {
                             ThumbnailRetriever thumbnailRetriever = new ThumbnailRetriever();
                             thumbnailRetriever.addListener(PostsRetriever.this);
                             thumbnailRetriever.retrieveThumbnail(context, PostsRetriever.this.thread);

theadwatch/src/main/java/honkhonk/threadwatch/retrievers/ThumbnailRetriever.java

@@ -79,7 +79,7 @@ public void retrieveThumbnail(final Context context, final ThreadModel thread) {
         }
 
         final String url =
-                "https://is2.4chan.org/"+ thread.board + "/" + thread.attachmentId + "s.jpg";
+                "https://i.4cdn.org/"+ thread.board + "/" + thread.attachmentId + "s.jpg";
 
         final ImageRequest retrieveRequest = new ImageRequest(url,
                 new Response.Listener<Bitmap>() {