Added Clickable Links to narrow for user!

app/src/main/java/com/zulip/android/ZulipApp.java

@@ -24,6 +24,7 @@
 import com.j256.ormlite.dao.Dao;
 import com.j256.ormlite.dao.RuntimeExceptionDao;
 import com.j256.ormlite.misc.TransactionManager;
+import com.zulip.android.activities.ZulipActivity;
 import com.zulip.android.database.DatabaseHelper;
 import com.zulip.android.models.Emoji;
 import com.zulip.android.models.Message;
@@ -59,6 +60,15 @@ public class ZulipApp extends Application {
     private DatabaseHelper databaseHelper;
     private Set<String> mutedTopics;
     private static final String MUTED_TOPIC_KEY = "mutedTopics";
+    private ZulipActivity zulipActivity;
+
+    public ZulipActivity getZulipActivity() {
+        return zulipActivity;
+    }
+
+    public void setZulipActivity(ZulipActivity zulipActivity) {
+        this.zulipActivity = zulipActivity;
+    }
 
     /**
      * Handler to manage batching of unread messages

app/src/main/java/com/zulip/android/activities/ZulipActivity.java

@@ -151,6 +151,7 @@ public class ZulipActivity extends AppCompatActivity implements
     private SimpleCursorAdapter streamActvAdapter;
     private SimpleCursorAdapter subjectActvAdapter;
     private SimpleCursorAdapter emailActvAdapter;
+    private AppBarLayout appBarLayout;
 
     private BroadcastReceiver onGcmMessage = new BroadcastReceiver() {
         public void onReceive(Context contenxt, Intent intent) {
@@ -289,6 +290,8 @@ protected void onCreate(Bundle savedInstanceState) {
         messageEt = (AutoCompleteTextView) findViewById(R.id.message_et);
         textView = (TextView) findViewById(R.id.textView);
         sendBtn = (ImageView) findViewById(R.id.send_btn);
+        appBarLayout = (AppBarLayout) findViewById(R.id.appBarLayout);
+        app.setZulipActivity(this);
         togglePrivateStreamBtn = (ImageView) findViewById(R.id.togglePrivateStream_btn);
         mutedTopics = new ArrayList<>();
         drawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
@@ -1192,6 +1195,7 @@ public void doNarrow(NarrowFilter filter) {
         // Push to the back stack if we are not already narrowed
         pushListFragment(narrowedList, NARROW);
         narrowedList.onReadyToDisplay(true);
+        showView(appBarLayout);
     }
 
     @Override

app/src/main/java/com/zulip/android/models/Message.java

@@ -530,7 +530,7 @@ public Drawable getDrawable(String source) {
         };
 
         CustomHtmlToSpannedConverter converter = new CustomHtmlToSpannedConverter(
-                source, null, null, parser, emojiGetter, app.getServerURI());
+                source, null, null, parser, emojiGetter, app.getServerURI(), context);
         return converter.convert();
     }
 

app/src/main/java/com/zulip/android/models/Person.java

@@ -127,7 +127,7 @@ public int hashCode() {
                 .toHashCode();
     }
 
-    private static Person getByEmail(ZulipApp app, String email) {
+    public static Person getByEmail(ZulipApp app, String email) {
         try {
             Dao<Person, Integer> dao = app.getDatabaseHelper().getDao(
                     Person.class);
@@ -206,6 +206,11 @@ public static Person getById(ZulipApp app, int id) {
         return dao.queryForId(id);
     }
 
+    public static List<Person> getAllPeople(ZulipApp app) throws SQLException {
+        RuntimeExceptionDao<Person, Object> dao = app.getDao(Person.class);
+        return dao.queryBuilder().where().eq(Person.ISBOT_FIELD, false).query();
+    }
+
     public static void sortByPresence(ZulipApp app, List<Person> people) {
         final Map<String, Presence> presenceCopy = new HashMap<>(
                 app.presences);

app/src/main/java/com/zulip/android/util/CustomHtmlToSpannedConverter.java

@@ -16,12 +16,14 @@
 
 package com.zulip.android.util;
 
+import android.content.Context;
 import android.content.res.ColorStateList;
 import android.content.res.Resources;
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.Typeface;
 import android.graphics.drawable.Drawable;
+import android.support.v4.content.ContextCompat;
 import android.text.Html;
 import android.text.Layout;
 import android.text.Spannable;
@@ -41,6 +43,9 @@
 import android.text.style.URLSpan;
 import android.text.style.UnderlineSpan;
 
+import com.zulip.android.R;
+import com.zulip.android.ZulipApp;
+
 import org.ccil.cowan.tagsoup.Parser;
 import org.xml.sax.Attributes;
 import org.xml.sax.ContentHandler;
@@ -67,17 +72,20 @@ public class CustomHtmlToSpannedConverter implements ContentHandler {
     private Html.TagHandler mTagHandler;
     private Html.ImageGetter mEmojiGetter;
     private String mBaseUri;
-
+    private static int userMentionColor;
+    private static int userMentionSelfColor;
     public CustomHtmlToSpannedConverter(String source,
                                         Html.ImageGetter imageGetter, Html.TagHandler tagHandler,
-                                        Parser parser, Html.ImageGetter emojiGetter, String baseUri) {
+                                        Parser parser, Html.ImageGetter emojiGetter, String baseUri, Context context) {
         mSource = source;
         mSpannableStringBuilder = new SpannableStringBuilder();
         mImageGetter = imageGetter;
         mTagHandler = tagHandler;
         mReader = parser;
         mEmojiGetter = emojiGetter;
         mBaseUri = baseUri;
+        userMentionColor = ContextCompat.getColor(context, R.color.dark_red);
+        userMentionSelfColor = ContextCompat.getColor(context, R.color.dark_blue);
     }
 
     public Spanned convert() {
@@ -150,6 +158,9 @@ private void handleStartTag(String tag, Attributes attributes) {
             start(mSpannableStringBuilder, new Monospace());
         } else if (tag.equalsIgnoreCase("a")) {
             startA(mSpannableStringBuilder, attributes, mBaseUri);
+        } else if (tag.equalsIgnoreCase("span")
+                && attributes.getValue("class").equals("user-mention")) {
+            startSpan(mSpannableStringBuilder, attributes);
         } else if (tag.equalsIgnoreCase("u")) {
             start(mSpannableStringBuilder, new Underline());
         } else if (tag.equalsIgnoreCase("sup")) {
@@ -247,6 +258,8 @@ private void handleEndTag(String tag) {
                     MONOSPACE));
         } else if (tag.equalsIgnoreCase("a")) {
             endA(mSpannableStringBuilder);
+        } else if (tag.equalsIgnoreCase("span")) {
+            endSpan(mSpannableStringBuilder);
         } else if (tag.equalsIgnoreCase("u")) {
             end(mSpannableStringBuilder, Underline.class, new UnderlineSpan());
         } else if (tag.equalsIgnoreCase("sup")) {
@@ -408,6 +421,29 @@ private static void endFont(SpannableStringBuilder text) {
         }
     }
 
+    private static void startSpan(SpannableStringBuilder text, Attributes attributes) {
+        String email = attributes.getValue("data-user-email");
+        int len = text.length();
+        text.setSpan(new Href(email), len, len, Spannable.SPAN_MARK_MARK);
+    }
+
+    private static void endSpan(SpannableStringBuilder text) {
+        int len = text.length();
+        Object obj = getLast(text, Href.class);
+        int where = text.getSpanStart(obj);
+        text.removeSpan(obj);
+        if (where != len) {
+            Href h = (Href) obj;
+            if (h != null && h.mHref != null) {
+                if (ZulipApp.get().getEmail().equals(h.mHref)) {
+                    text.setSpan(new ForegroundColorSpan(userMentionSelfColor), where, len, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+                } else {
+                    text.setSpan(new ProfileSpan(h.mHref, userMentionColor), where, len, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+                }
+            }
+        }
+    }
+
     private static void startA(SpannableStringBuilder text,
                                Attributes attributes, String baseUri) {
         String href = attributes.getValue("", "href");

app/src/main/java/com/zulip/android/util/ProfileSpan.java

@@ -0,0 +1,49 @@
+package com.zulip.android.util;
+
+import android.content.Context;
+import android.text.TextPaint;
+import android.text.style.ClickableSpan;
+import android.view.View;
+
+import com.zulip.android.ZulipApp;
+import com.zulip.android.filters.NarrowFilterPM;
+import com.zulip.android.models.Person;
+
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class ProfileSpan extends ClickableSpan {
+    private String email;
+    private int userMentionColor;
+
+    public ProfileSpan(String email, int color) {
+        this.email = email;
+        userMentionColor = color;
+    }
+
+    @Override
+    public void onClick(View widget) {
+        Context context = widget.getContext().getApplicationContext();
+        List<Person> people = new ArrayList<Person>();
+        if (email.equals("*")) { //This is for "@all"
+            try {
+                people = Person.getAllPeople(ZulipApp.get());
+            } catch (SQLException e) {
+                ZLog.logException(e);
+                return;
+            }
+        } else {
+            for (String email : this.email.split(",")) {
+                people.add(Person.getByEmail(ZulipApp.get(), email));
+            }
+            people.add(ZulipApp.get().getYou());
+        }
+        (((ZulipApp) context).getZulipActivity()).doNarrow(new NarrowFilterPM(people));
+    }
+
+    @Override
+    public void updateDrawState(TextPaint ds) {
+        ds.setColor(userMentionColor);
+    }
+}

app/src/main/java/com/zulip/android/viewholders/MessageHolder.java

@@ -2,6 +2,7 @@
 
 import android.app.Activity;
 import android.support.v7.widget.RecyclerView;
+import android.text.method.LinkMovementMethod;
 import android.view.ContextMenu;
 import android.view.MenuInflater;
 import android.view.View;
@@ -31,6 +32,7 @@ public MessageHolder(final View itemView) {
         senderName = (TextView) itemView.findViewById(R.id.senderName);
         timestamp = (TextView) itemView.findViewById(R.id.timestamp);
         contentView = (TextView) itemView.findViewById(R.id.contentView);
+        contentView.setMovementMethod(LinkMovementMethod.getInstance());
         leftBar = itemView.findViewById(R.id.leftBar);
         messageTile = (RelativeLayout) itemView.findViewById(R.id.messageTile);
         contentView.setOnClickListener(this);

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

@@ -17,4 +17,6 @@
     <color name="stream_background">#ffff</color>
     <color name="loadingBackground">#eeeeee</color>
     <color name="indigo_material_500">#3F51B5</color>
+    <color name="dark_red">#d14444</color>
+    <color name="dark_blue">#303F9F</color>
 </resources>