1 files changed, 70 insertions, 0 deletions
diff --git a/WordPress/src/main/java/org/wordpress/android/util/WPLinkMovementMethod.java b/WordPress/src/main/java/org/wordpress/android/util/WPLinkMovementMethod.java
new file mode 100644
index 000000000..f7069be7e
--- /dev/null
+++ b/WordPress/src/main/java/org/wordpress/android/util/WPLinkMovementMethod.java
@@ -0,0 +1,70 @@
+package org.wordpress.android.util;
+
+import android.content.ActivityNotFoundException;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.text.Spannable;
+import android.text.TextUtils;
+import android.text.method.LinkMovementMethod;
+import android.text.style.URLSpan;
+import android.view.MotionEvent;
+import android.widget.TextView;
+
+import org.wordpress.android.R;
+
+/**
+ * Android's LinkMovementMethod crashes on malformed links, including links that have no
+ * protocol (ex: "example.com" instead of "http://example.com"). This class extends
+ * LinkMovementMethod to catch and ignore the exception.
+ */
+
+public class WPLinkMovementMethod extends LinkMovementMethod {
+    protected static WPLinkMovementMethod mMovementMethod;
+
+    public static WPLinkMovementMethod getInstance() {
+        if (mMovementMethod == null)
+            mMovementMethod = new WPLinkMovementMethod();
+        return mMovementMethod;
+    }
+
+    @Override
+    public boolean onTouchEvent(TextView textView, Spannable buffer, MotionEvent event) {
+        try {
+            return super.onTouchEvent(textView, buffer, event) ;
+        } catch (ActivityNotFoundException e) {
+            AppLog.e(AppLog.T.UTILS, e);
+            // attempt to correct the tapped url then launch the intent to display it
+            showTappedUrl(textView.getContext(), fixTappedUrl(buffer));
+            return true;
+        }
+    }
+
+    private static String fixTappedUrl(Spannable buffer) {
+        if (buffer == null)
+            return null;
+
+        URLSpan urlSpans[] = buffer.getSpans(0, buffer.length(), URLSpan.class);
+        if (urlSpans.length == 0)
+            return null;
+
+        // note that there will be only one URLSpan (the one that was tapped)
+        String url = StringUtils.notNullStr(urlSpans[0].getURL());
+        if (Uri.parse(url).getScheme() == null)
+            return "http://" + url.trim();
+
+        return url.trim();
+    }
+
+    private static void showTappedUrl(Context context, String url) {
+        if (context == null || TextUtils.isEmpty(url))
+            return;
+        try {
+            Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
+            context.startActivity(intent);
+        } catch (ActivityNotFoundException e) {
+            String readerToastUrlErrorIntent = context.getString(R.string.reader_toast_err_url_intent);
+            ToastUtils.showToast(context, String.format(readerToastUrlErrorIntent, url), ToastUtils.Duration.LONG);
+        }
+    }
+}