display mirrors in RepoDetailsActivity

This is rough, but better than nothing.

app/src/main/java/org/fdroid/fdroid/views/RepoDetailsActivity.java

@@ -108,12 +108,18 @@ public class RepoDetailsActivity extends ActionBarActivity {
                 RepoTable.Cols.NAME,
                 RepoTable.Cols.ADDRESS,
                 RepoTable.Cols.FINGERPRINT,
+                RepoTable.Cols.MIRRORS,
         };
         repo = RepoProvider.Helper.findById(this, repoId, projection);
 
         TextView inputUrl = (TextView) findViewById(R.id.input_repo_url);
         inputUrl.setText(repo.address);
 
+        if (repo.address.startsWith("content://")) {
+            // no need to show a QR Code, it is not shareable
+            return;
+        }
+
         Uri uri = Uri.parse(repo.address);
         uri = uri.buildUpon().appendQueryParameter("fingerprint", repo.fingerprint).build();
         String qrUriString = uri.toString();
@@ -321,6 +327,20 @@ public class RepoDetailsActivity extends ActionBarActivity {
         TextView numApps = (TextView) repoView.findViewById(R.id.text_num_apps);
         TextView lastUpdated = (TextView) repoView.findViewById(R.id.text_last_update);
 
+        if (repo.mirrors != null) {
+            TextView officialMirrorsLabel = (TextView) repoView.findViewById(R.id.label_official_mirrors);
+            officialMirrorsLabel.setVisibility(View.VISIBLE);
+            TextView officialMirrorsText = (TextView) repoView.findViewById(R.id.text_official_mirrors);
+            officialMirrorsText.setVisibility(View.VISIBLE);
+            StringBuilder builder = new StringBuilder();
+            for (String url : repo.mirrors) {
+                builder.append("◦ ");
+                builder.append(url);
+                builder.append('\n');
+            }
+            officialMirrorsText.setText(builder.toString());
+        }
+
         name.setText(repo.name);
 
         int appCount = RepoProvider.Helper.countAppsForRepo(this, repoId);

app/src/main/res/layout/repodetails.xml

@@ -71,6 +71,30 @@
                 android:id="@+id/text_last_update"
                 style="@style/BodyText" />
 
+            <!-- mirrors included in the index -->
+            <TextView
+                    android:id="@+id/label_official_mirrors"
+                    android:visibility="gone"
+                    android:text="@string/repo_official_mirrors"
+                    style="@style/CaptionText" />
+            <TextView
+                    android:id="@+id/text_official_mirrors"
+                    android:visibility="gone"
+                    android:textColor="@android:color/black"
+                    style="@style/CaptionText" />
+
+            <!-- mirrors added by the user -->
+            <TextView
+                    android:id="@+id/label_user_mirrors"
+                    android:visibility="gone"
+                    android:text="@string/repo_user_mirrors"
+                    style="@style/CaptionText" />
+            <TextView
+                    android:id="@+id/text_user_mirrors"
+                    android:visibility="gone"
+                    android:textColor="@android:color/black"
+                    style="@style/CaptionText" />
+
             <!-- The credentials used to access this repo (optional) -->
             <TextView
                 android:id="@+id/label_username"

app/src/main/res/values/strings.xml

@@ -307,6 +307,8 @@ This often occurs with apps installed via Google Play or other sources, if they
     <string name="repo_fingerprint">Fingerprint of the signing key (SHA-256)</string>
     <string name="repo_description">Description</string>
     <string name="repo_last_update">Last update</string>
+    <string name="repo_official_mirrors">Official mirrors</string>
+    <string name="repo_user_mirrors">User mirrors</string>
     <string name="repo_name">Name</string>
     <string name="unsigned_description">This means that the list of
         apps could not be verified. You should be careful