Clean HTML from RSS feeds with Jsoup and show Link Warning

briar-android/src/org/briarproject/android/blogs/BlogPostViewHolder.java

@@ -30,6 +30,8 @@ import static org.briarproject.android.BriarActivity.GROUP_ID;
 import static org.briarproject.android.blogs.BasePostPagerFragment.POST_ID;
 import static org.briarproject.android.util.AndroidUtils.TEASER_LENGTH;
 import static org.briarproject.android.util.AndroidUtils.getTeaser;
+import static org.briarproject.android.util.AndroidUtils.getSpanned;
+import static org.briarproject.android.util.AndroidUtils.makeLinksClickable;
 import static org.briarproject.api.blogs.MessageType.POST;
 
 @UiThread
@@ -108,15 +110,17 @@ class BlogPostViewHolder extends RecyclerView.ViewHolder {
 		}
 
 		// post body
-		CharSequence bodyText = item.getBody();
 		if (listener == null) {
+			body.setText(getSpanned(item.getBody()));
+			makeLinksClickable(body);
 			body.setTextIsSelectable(true);
 		} else {
 			body.setTextIsSelectable(false);
 			if (item.getBody().length() > TEASER_LENGTH)
-				bodyText = getTeaser(ctx, item.getBody());
+				body.setText(getTeaser(ctx, item.getBody()));
+			else
+				body.setText(item.getBody());
 		}
-		body.setText(bodyText);
 
 		// reblog button
 		reblogButton.setOnClickListener(new OnClickListener() {

briar-android/src/org/briarproject/android/util/AndroidUtils.java

@@ -6,14 +6,24 @@ import android.content.Context;
 import android.os.Build;
 import android.provider.Settings;
 import android.support.design.widget.TextInputLayout;
+import android.support.v4.app.FragmentManager;
 import android.support.v4.content.ContextCompat;
+import android.support.v7.app.AppCompatActivity;
+import android.text.Html;
 import android.text.Spannable;
 import android.text.SpannableString;
 import android.text.SpannableStringBuilder;
+import android.text.Spanned;
 import android.text.format.DateUtils;
+import android.text.method.LinkMovementMethod;
+import android.text.style.ClickableSpan;
 import android.text.style.ForegroundColorSpan;
+import android.text.style.URLSpan;
+import android.view.View;
+import android.widget.TextView;
 
 import org.briarproject.R;
+import org.briarproject.android.widget.LinkDialogFragment;
 import org.briarproject.util.IoUtils;
 import org.briarproject.util.StringUtils;
 
@@ -142,4 +152,31 @@ public class AndroidUtils {
 		return builder;
 	}
 
+	public static Spanned getSpanned(String s) {
+		return Html.fromHtml(s);
+	}
+
+	public static void makeLinksClickable(TextView v) {
+		SpannableStringBuilder ssb = new SpannableStringBuilder(v.getText());
+		URLSpan[] spans = ssb.getSpans(0, ssb.length(), URLSpan.class);
+		for (URLSpan span : spans) {
+			int start = ssb.getSpanStart(span);
+			int end = ssb.getSpanEnd(span);
+			final String url = span.getURL();
+			ssb.removeSpan(span);
+			ClickableSpan cSpan = new ClickableSpan() {
+				@Override
+				public void onClick(View v2) {
+					LinkDialogFragment f = LinkDialogFragment.newInstance(url);
+					FragmentManager fm = ((AppCompatActivity) v2.getContext())
+							.getSupportFragmentManager();
+					f.show(fm, f.getUniqueTag());
+				}
+			};
+			ssb.setSpan(cSpan, start, end, 0);
+		}
+		v.setText(ssb);
+		v.setMovementMethod(LinkMovementMethod.getInstance());
+	}
+
 }

briar-android/src/org/briarproject/android/widget/LinkDialogFragment.java

@@ -0,0 +1,77 @@
+package org.briarproject.android.widget;
+
+
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v4.app.DialogFragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.TextView;
+
+import org.briarproject.R;
+
+
+public class LinkDialogFragment extends DialogFragment {
+
+	private static final String TAG = LinkDialogFragment.class.getName();
+
+	private String url;
+
+	public static LinkDialogFragment newInstance(String url) {
+		LinkDialogFragment f = new LinkDialogFragment();
+
+		Bundle args = new Bundle();
+		args.putString("url", url);
+		f.setArguments(args);
+
+		return f;
+	}
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+
+		url = getArguments().getString("url");
+
+		setStyle(STYLE_NO_TITLE, R.style.BriarDialogTheme);
+	}
+
+	@Override
+	public View onCreateView(LayoutInflater inflater, ViewGroup container,
+			Bundle savedInstanceState) {
+
+		View v = inflater.inflate(R.layout.fragment_link_dialog, container,
+				false);
+
+		TextView urlView = (TextView) v.findViewById(R.id.urlView);
+		urlView.setText(url);
+
+		Button openButton = (Button) v.findViewById(R.id.openButton);
+		openButton.setOnClickListener(new OnClickListener() {
+			@Override
+			public void onClick(View v) {
+				Intent i = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
+				startActivity(i);
+			}
+		});
+
+		Button cancelButton = (Button) v.findViewById(R.id.cancelButton);
+		cancelButton.setOnClickListener(new OnClickListener() {
+			@Override
+			public void onClick(View v) {
+				getDialog().cancel();
+			}
+		});
+
+		return v;
+	}
+
+	public String getUniqueTag() {
+		return TAG;
+	}
+
+}