From 0aea51fc3da3b534b520511b437a7c435cab530b Mon Sep 17 00:00:00 2001
From: Christian Schneppe <christian@pix-art.de>
Date: Sat, 17 Sep 2016 11:25:39 +0200
Subject: Allow text selection with multiple links in message

---
 .../messenger/ui/adapter/MessageAdapter.java       | 53 ++++++----------------
 1 file changed, 15 insertions(+), 38 deletions(-)

(limited to 'src/main/java/de/pixart/messenger/ui/adapter')

diff --git a/src/main/java/de/pixart/messenger/ui/adapter/MessageAdapter.java b/src/main/java/de/pixart/messenger/ui/adapter/MessageAdapter.java
index 0ce332887..5e14db91e 100644
--- a/src/main/java/de/pixart/messenger/ui/adapter/MessageAdapter.java
+++ b/src/main/java/de/pixart/messenger/ui/adapter/MessageAdapter.java
@@ -16,6 +16,7 @@ import android.os.Build;
 import android.support.v4.content.FileProvider;
 import android.text.Spannable;
 import android.text.SpannableString;
+import android.text.SpannableStringBuilder;
 import android.text.Spanned;
 import android.text.style.ForegroundColorSpan;
 import android.text.style.RelativeSizeSpan;
@@ -56,6 +57,7 @@ import de.pixart.messenger.entities.Message.FileParams;
 import de.pixart.messenger.entities.Transferable;
 import de.pixart.messenger.ui.ConversationActivity;
 import de.pixart.messenger.ui.ShowFullscreenMessageActivity;
+import de.pixart.messenger.ui.widget.ClickableMovementMethod;
 import de.pixart.messenger.utils.CryptoHelper;
 import de.pixart.messenger.utils.GeoHelper;
 import de.pixart.messenger.utils.UIHelper;
@@ -323,7 +325,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 			if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) {
 				body = body.substring(0, Config.MAX_DISPLAY_MESSAGE_CHARS)+"\u2026";
 			}
-			final SpannableString formattedBody = new SpannableString(body);
+            Spannable formattedBody = new SpannableString(body);
 			int i = body.indexOf(Message.MERGE_SEPARATOR);
 			while(i >= 0) {
 				final int end = i + Message.MERGE_SEPARATOR.length();
@@ -332,12 +334,8 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 			}
 			if (message.getType() != Message.TYPE_PRIVATE) {
 				if (message.hasMeCommand()) {
-					final Spannable span = new SpannableString(formattedBody);
-					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
-							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
-					viewHolder.messageBody.setText(span);
-				} else {
-					viewHolder.messageBody.setText(formattedBody);
+                    formattedBody.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
+                            Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 				}
 			} else {
 				String privateMarker;
@@ -353,46 +351,25 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 					}
 					privateMarker = activity.getString(R.string.private_message_to, to);
 				}
-				final Spannable span = new SpannableString(privateMarker + " "
-						+ formattedBody);
-				span.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground,false)), 0, privateMarker
+                formattedBody = new SpannableStringBuilder().append(privateMarker).append(' ').append(formattedBody);
+                				formattedBody.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground,false)), 0, privateMarker
 						.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
-				span.setSpan(new StyleSpan(Typeface.BOLD), 0,
+                formattedBody.setSpan(new StyleSpan(Typeface.BOLD), 0,
 						privateMarker.length(),
 						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 				if (message.hasMeCommand()) {
-					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
+                    formattedBody.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
 							privateMarker.length() + 1 + nick.length(),
 							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 				}
-				viewHolder.messageBody.setText(span);
-			}
-			int urlCount = 0;
-			final Matcher matcher = Patterns.WEB_URL.matcher(body);
-			int beginWebURL = Integer.MAX_VALUE;
-			int endWebURL = 0;
-			while (matcher.find()) {
-				MatchResult result = matcher.toMatchResult();
-				beginWebURL = result.start();
-				endWebURL = result.end();
-				urlCount++;
-			}
-			final Matcher geoMatcher = GeoHelper.GEO_URI.matcher(body);
-			while (geoMatcher.find()) {
-				urlCount++;
-			}
-			final Matcher xmppMatcher = XMPP_PATTERN.matcher(body);
-			while (xmppMatcher.find()) {
-				MatchResult result = xmppMatcher.toMatchResult();
-				if (beginWebURL < result.start() || endWebURL > result.end()) {
-					urlCount++;
-				}
 			}
-			viewHolder.messageBody.setTextIsSelectable(urlCount <= 1);
+            Linkify.addLinks(formattedBody, Linkify.WEB_URLS);
+            Linkify.addLinks(formattedBody, XMPP_PATTERN, "xmpp");
+            Linkify.addLinks(formattedBody, GeoHelper.GEO_URI, "geo");
 			viewHolder.messageBody.setAutoLinkMask(0);
-			Linkify.addLinks(viewHolder.messageBody, Linkify.WEB_URLS);
-			Linkify.addLinks(viewHolder.messageBody, XMPP_PATTERN, "xmpp");
-			Linkify.addLinks(viewHolder.messageBody, GeoHelper.GEO_URI, "geo");
+            viewHolder.messageBody.setText(formattedBody);
+            viewHolder.messageBody.setTextIsSelectable(true);
+            viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
 		} else {
 			viewHolder.messageBody.setText("");
 			viewHolder.messageBody.setTextIsSelectable(false);
-- 
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