show syndication links with icons in reply context

controllers/controllers.php

@@ -767,14 +767,38 @@ $app->get('/reply/preview', function() use($app) {
       }
 
       $mentions = array_values(array_unique($mentions));
+    }
 
-    }    
+    $syndications = [];
+    if($entry && isset($entry['syndication'])) {
+      foreach($entry['syndication'] as $s) {
+        $host = parse_url($s, PHP_URL_HOST);
+        switch($host) {
+          case 'twitter.com':
+          case 'www.twitter.com':
+            $icon = 'twitter.ico'; break;
+          case 'facebook.com':
+          case 'www.facebook.com':
+            $icon = 'facebook.ico'; break;
+          case 'github.com':
+          case 'www.github.com':
+            $icon = 'github.ico'; break;
+          default:
+            $icon = 'default.png'; break;
+        }
+        $syndications[] = [
+          'url' => $s,
+          'icon' => $icon
+        ];
+      }
+    }
 
     $app->response()['Content-type'] = 'application/json';
     $app->response()->body(json_encode([
       'canonical_reply_url' => $reply_url,
       'entry' => $entry,
-      'mentions' => $mentions
+      'mentions' => $mentions,
+      'syndications' => $syndications,
     ]));
   }
 });

views/new-post.php

@@ -16,7 +16,7 @@
               </div>
               <div class="reply-content">
                 <img src="" class="post-img hidden">
-                <div class="author"><span class="name"></span> <span class="url"></span></div>
+                <div class="author"><div class="syndications"></div><span class="name"></span> <span class="url"></span></div>
                 <h4 class="post-name hidden"></h4>
                 <span class="content"></span>
               </div>
@@ -244,6 +244,13 @@
   width: 48px;
   margin-right: 4px;
 }
+.reply-context .syndications {
+  float: right;
+  padding-right: 4px;
+}
+.reply-context .syndications img {
+  width: 16px;
+}
 .reply-context .author {
   color: #777;
   font-weight: bold;
@@ -582,6 +589,13 @@ $(function(){
         } else {
           $("#form_rsvp").addClass("hidden");
         }
+        if(data.syndications) {
+          $(".reply-context .syndications").html('');
+          for(var i in data.syndications) {
+            var syn = data.syndications[i];
+            $(".reply-context .syndications").append('<a href="'+syn.url+'"><img src="/images/services/'+syn.icon+'"></a>');
+          }
+        }
 
         $(".reply-context").removeClass("hidden");
       }