report post delivery for direct messages and group chat. nice!

home.html

@@ -444,6 +444,7 @@
     <!-- cada li é uma mensagem -->
     <li id="dm-chat-template" class="module post message">
       <div class="post-photo"><img src="img/grayed_avatar_placeholder_24.png" alt="user-photo"/></div>
+      <span class="post-info-sent"></span>
       <a href="#" class="post-info-time" title="08/10/13 às 18:00">10min</a>
       <p class="post-text"></p>
     </li>

js/twister_formatpost.js

@@ -86,9 +86,7 @@ function postToElem( post, kind, promoted ) {
     postInfoName.text(n).attr('href', $.MAL.userUrl(n));
     getFullname( n, postInfoName );
     //elem.find('.post-info-tag').text("@" + n);
-    if( n === defaultScreenName ) {
     setPostInfoSent(n,k,elem.find('.post-info-sent'));
-    }
     getAvatar( n, elem.find('.avatar') );
     elem.find('.post-info-time').text(timeGmtToText(t)).attr('title', timeSincePost(t));
 
@@ -145,6 +143,7 @@ function postToElem( post, kind, promoted ) {
 }
 
 function setPostInfoSent(n, k, item) {
+    if( n === defaultScreenName && k >= 0 ) {
         getPostMaxAvailability(n,k, 
             function(args,count) {
                 if( count >= 3 ) { // assume 3 peers (me + 2) is enough for "sent"
@@ -155,6 +154,7 @@ function setPostInfoSent(n, k, item) {
                 }
             }, {n:n,k:k,item:item});
     }
+}
 
 // format dmdata (returned by getdirectmsgs) to display in "snippet" per user list
 function dmDataToSnippetItem(dmData, remoteUser) {
@@ -189,6 +189,7 @@ function dmDataToConversationItem(dmData, localUser, remoteUser) {
     dmItem.addClass(classDm);
     getAvatar(from, dmItem.find(".post-photo").find("img") );
     dmItem.find(".post-info-time").text(timeGmtToText(dmData.time)).attr("title",timeSincePost(dmData.time));
+    setPostInfoSent(from,dmData.k,dmItem.find('.post-info-sent'));
     var mentions = [];
     dmItem.find('.post-text').html(htmlFormatMsg(dmData.text, mentions));