show section with admins in sidebar of group

actions/showgroup.php

@@ -331,6 +331,7 @@ class ShowgroupAction extends GroupDesignAction
     {
         $this->showMembers();
         $this->showStatistics();
+        $this->showAdmins();
         $cloud = new GroupTagCloudSection($this, $this->group);
         $cloud->show();
     }
@@ -369,6 +370,18 @@ class ShowgroupAction extends GroupDesignAction
         $this->elementEnd('div');
     }
 
+    /**
+     * Show list of admins
+     *
+     * @return void
+     */
+
+    function showAdmins()
+    {
+        $adminSection = new GroupAdminSection($this, $this->group);
+        $adminSection->show();
+    }
+
     /**
      * Show some statistics
      *
@@ -423,3 +436,34 @@ class ShowgroupAction extends GroupDesignAction
         $this->elementEnd('div');
     }
 }
+
+class GroupAdminSection extends ProfileSection
+{
+    var $group;
+
+    function __construct($out, $group)
+    {
+        parent::__construct($out);
+        $this->group = $group;
+    }
+
+    function getProfiles()
+    {
+        return $this->group->getAdmins();
+    }
+
+    function title()
+    {
+        return _('Admins');
+    }
+
+    function divId()
+    {
+        return 'group_admins';
+    }
+
+    function moreUrl()
+    {
+        return null;
+    }
+}

classes/User_group.php

@@ -126,6 +126,30 @@ class User_group extends Memcached_DataObject
         return $members;
     }
 
+    function getAdmins($offset=0, $limit=null)
+    {
+        $qry =
+          'SELECT profile.* ' .
+          'FROM profile JOIN group_member '.
+          'ON profile.id = group_member.profile_id ' .
+          'WHERE group_member.group_id = %d ' .
+          'AND group_member.is_admin = 1 ' .
+          'ORDER BY group_member.modified ASC ';
+
+        if ($limit != null) {
+            if (common_config('db','type') == 'pgsql') {
+                $qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
+            } else {
+                $qry .= ' LIMIT ' . $offset . ', ' . $limit;
+            }
+        }
+
+        $admins = new Profile();
+
+        $admins->query(sprintf($qry, $this->id));
+        return $admins;
+    }
+
     function getBlocked($offset=0, $limit=null)
     {
         $qry =