static function getActivityContentHTML($act)
 {
     // Ok, the activity could be an upload OR a wall comment. In the future, the content should
     // indicate which is which
     $html = '';
     $param = new CParameter($act->params);
     $action = $param->get('action', false);
     $count = $param->get('count', false);
     $config = CFactory::getConfig();
     switch ($action) {
         case CAdminstreamsAction::TOP_USERS:
             $model = CFactory::getModel('user');
             $members = $model->getPopularMember($count);
             $html = '';
             //Get Template Page
             $tmpl = new CTemplate();
             $html = $tmpl->set('members', $members)->fetch('activity.members.popular');
             return $html;
             break;
         case CAdminstreamsAction::TOP_PHOTOS:
             $model = CFactory::getModel('photos');
             $photos = $model->getPopularPhotos($count, 0);
             $tmpl = new CTemplate();
             $html = $tmpl->set('photos', $photos)->fetch('activity.photos.popular');
             return $html;
             break;
         case CAdminstreamsAction::TOP_VIDEOS:
             $model = CFactory::getModel('videos');
             $videos = $model->getPopularVideos($count);
             $tmpl = new CTemplate();
             $html = $tmpl->set('videos', $videos)->fetch('activity.videos.popular');
             return $html;
             break;
     }
 }

 public function getFieldHTML($field, $required)
 {
     $html = '';
     $selectedElement = 0;
     $elementSelected = 0;
     $elementCnt = 0;
     $params = new CParameter($field->params);
     $readonly = $params->get('readonly') && !COwnerHelper::isCommunityAdmin() ? ' disabled="disabled"' : '';
     for ($i = 0; $i < count($field->options); $i++) {
         $option = $field->options[$i];
         $selected = $option == $field->value ? ' checked="checked"' : '';
         if (empty($selected)) {
             $elementSelected++;
         }
         $elementCnt++;
     }
     $cnt = 0;
     $html .= '<div style="display:inline-block" title="' . CStringHelper::escape(JText::_($field->tips)) . '">';
     for ($i = 0; $i < count($field->options); $i++) {
         $option = $field->options[$i];
         $selected = html_entity_decode($option) == html_entity_decode($field->value) ? ' checked="checked"' : '';
         $html .= '<label class="lblradio-block">';
         $html .= '<input type="radio" name="field' . $field->id . '" value="' . $option . '"' . $selected . $readonly . ' style="margin: 2px 5px 0 0" />';
         $html .= JText::_($option) . '</label>';
     }
     $html .= '</div>';
     return $html;
 }

 public function getFieldHTML($field, $required)
 {
     $html = '';
     $selectedElement = 0;
     $required = $field->required == 1 ? ' data-required="true"' : '';
     $style = ' style="margin: 0 5px 0 0;' . $this->getStyle() . '" ';
     $params = new CParameter($field->params);
     $disabled = '';
     if ($params->get('readonly') == 1) {
         $disabled = 'disabled="disabled"';
     }
     // Gender contain only male and female
     $options = array("" => "COM_COMMUNITY_SELECT_GENDER", "COM_COMMUNITY_MALE" => "COM_COMMUNITY_MALE", "COM_COMMUNITY_FEMALE" => "COM_COMMUNITY_FEMALE");
     $cnt = 0;
     //CFactory::load( 'helpers' , 'string' );
     // REMOVE 3.3
     // $class = !empty($field->tips) ? 'jomNameTips tipRight' : '';
     // REMOVE 3.3
     // $html .= '<div class="' . $class . '" style="display: inline-block;" title="' . CStringHelper::escape(JText::_($field->tips)) . '">';
     $html .= '<select class="joms-select" name="field' . $field->id . '" ' . $required . ' ' . $disabled . ' >';
     foreach ($options as $key => $val) {
         $selected = $key == $field->value ? ' selected="selected" ' : '';
         $html .= '<option value="' . $key . '" ' . $selected . '>' . JText::_($val) . '</option>';
     }
     $html .= '</select>';
     // REMOVE 3.3
     // $html .= '<span id="errfield' . $field->id . 'msg" style="display: none;">&nbsp;</span>';
     // $html .= '</div>';
     return $html;
 }

 public function ajaxTogglePublish($id, $type, $eventName = false)
 {
     // Send email notification to owner when a group is published.
     $config = CFactory::getConfig();
     $event = JTable::getInstance('Event', 'CTable');
     $event->load($id);
     // Added published = 2 for new created event under moderation.
     if ($type == 'published' && $event->published == 2) {
         $lang = JFactory::getLanguage();
         $lang->load('com_community', JPATH_ROOT);
         $my = CFactory::getUser();
         // Add notification
         //CFactory::load('libraries', 'notification');
         //CFactory::load('helpers', 'event');
         if ($event->type == CEventHelper::GROUP_TYPE && $event->contentid != 0) {
             $url = 'index.php?option=com_community&view=events&task=viewevent&eventid=' . $event->id . '&groupid=' . $event->contentid;
         } else {
             $url = 'index.php?option=com_community&view=events&task=viewevent&eventid=' . $event->id;
         }
         //Send notification email to owner
         $params = new CParameter('');
         $params->set('url', 'index.php?option=com_community&view=events&task=viewevent&eventid=' . $event->id);
         $params->set('event', $event->title);
         $params->set('event_url', 'index.php?option=com_community&view=events&task=viewevent&eventid=' . $event->id);
         CNotificationLibrary::add('events_notify_creator', $my->id, $event->creator, JText::_('COM_COMMUNITY_EVENTS_PUBLISHED_MAIL_SUBJECT'), '', 'events.notifycreator', $params);
         //CFactory::load('libraries', 'events');
         // Add activity stream for new created event.
         $event->published = 1;
         // by pass published checking.
         CEvents::addEventStream($event);
         // send notification email to group's member for new created event.
         CEvents::addGroupNotification($event);
     }
     return parent::ajaxTogglePublish($id, $type, 'events');
 }

 /**
  * Inject data from paramter to content tags ({}) .
  *
  * @param	$content	Original content with content tags.
  * @param	$params	Text contain all values need to be replaced.
  * @param	$html	Auto detect url tag and insert inline.
  * @return	$text	The content after replacing.
  **/
 public static function injectTags($content, $paramsTxt, $html = false)
 {
     $params = new CParameter($paramsTxt);
     preg_match_all("/{(.*?)}/", $content, $matches, PREG_SET_ORDER);
     if (!empty($matches)) {
         foreach ($matches as $val) {
             $replaceWith = JString::trim($params->get($val[1], null));
             if (!is_null($replaceWith)) {
                 //if the replacement start with 'index.php', we can CRoute it
                 if (JString::strpos($replaceWith, 'index.php') === 0) {
                     $replaceWith = CRoute::getExternalURL($replaceWith);
                 }
                 if ($html) {
                     $replaceUrl = $params->get($val[1] . '_url', null);
                     if (!is_null($replaceUrl)) {
                         if ($val[1] == 'stream') {
                             $replaceUrl .= '#activity-stream-container';
                         }
                         //if the replacement start with 'index.php', we can CRoute it
                         if (JString::strpos($replaceUrl, 'index.php') === 0) {
                             $replaceUrl = CRoute::getExternalURL($replaceUrl);
                         }
                         $replaceWith = '<a href="' . $replaceUrl . '">' . $replaceWith . '</a>';
                     }
                 }
                 $content = CString::str_ireplace($val[0], $replaceWith, $content);
             }
         }
     }
     return $content;
 }

 public function getMessage($field)
 {
     $params = new CParameter($field['params']);
     if ($params->get('min_char') && $params->get('max_char') && !$this->validLength($field['value'])) {
         return JText::sprintf('COM_COMMUNITY_FIELD_CONTAIN_OUT_OF_RANGE', $field['name'], $params->get('max_char'), $params->get('min_char'));
     }
     return JText::sprintf('COM_COMMUNITY_FIELD_CONTAIN_IMPROPER_VALUES', JText::_($field['name']));
 }

 public function getFieldHTML($field, $required)
 {
     $params = new CParameter($field->params);
     $readonly = $params->get('readonly') && !COwnerHelper::isCommunityAdmin() ? ' readonly=""' : '';
     $style = $this->getStyle() ? ' style="' . $this->getStyle() . '"' : '';
     $required = $field->required == 1 ? ' data-required="true"' : '';
     // If maximum is not set, we define it to a default
     $field->max = empty($field->max) ? 200 : $field->max;
     $html = '<input type="text" value="' . $field->value . '" id="field' . $field->id . '" name="field' . $field->id . '" maxlength="' . $field->max . '" class="joms-input" ' . $readonly . $required . $style . ' />';
     return $html;
 }

 public static function getConfiguration()
 {
     static $configuration = null;
     if (is_null($configuration)) {
         $plugin = JPluginHelper::getPlugin('community', 'twitter');
         $params = new CParameter($plugin->params);
         $my = CFactory::getUser();
         $oauth = JTable::getInstance('Oauth', 'CTable');
         $loaded = $oauth->load($my->id, 'twitter');
         $accesstoken = unserialize($oauth->accesstoken);
         $configuration = array('consumer_key' => $params->get('consumerKey', '0rSLnHLm1cpX1sTsqkQaQ'), 'consumer_secret' => $params->get('consumerSecret', 'nsCObKFeJFP9YYGOZoHAHAWfvjZIZ4Hv7M8Y1w1flQ'), 'user_token' => $accesstoken['user_token'], 'user_secret' => $accesstoken['user_secret'], 'curl_ssl_verifypeer' => false);
     }
     return $configuration;
 }

 public function onGroupJoin($group, $userId)
 {
     //@rule: Clear existing invites fromt he invitation table once the user joined the group
     $groupInvite = JTable::getInstance('GroupInvite', 'CTable');
     $keys = array('groupid' => $group->id, 'userid' => $userId);
     if ($groupInvite->load($keys)) {
         $groupInvite->delete();
     }
     $member = JTable::getInstance('GroupMembers', 'CTable');
     $keys = array('memberId' => $userId, 'groupId' => $group->id);
     $member->load($keys);
     $groupModel = CFactory::getModel('groups');
     $admins = $groupModel->getAdmins($group->id, null);
     $params = $group->getParams();
     //@rule: Send notification when necessary
     if ($params->get('joinrequestnotification') || $params->get('newmembernotification')) {
         $user = CFactory::getUser($userId);
         $subject = JText::sprintf('COM_COMMUNITY_GROUPS_EMAIL_NEW_MEMBER_JOINED_SUBJECT', '{user}', '{group}');
         if (!$member->approved) {
             $subject = JText::sprintf('COM_COMMUNITY_NEW_MEMBER_REQUESTED_TO_JOIN_GROUP_EMAIL_SUBJECT', '{user}', '{group}');
         }
         $params = new CParameter('');
         $params->set('url', 'index.php?option=com_community&view=groups&task=viewgroup&groupid=' . $group->id);
         $params->set('group', $group->name);
         $params->set('group_url', 'index.php?option=com_community&view=groups&task=viewgroup&groupid=' . $group->id);
         $params->set('user', $user->getDisplayName());
         $params->set('user_url', 'index.php?option=com_community&view=profile&userid=' . $user->id);
         $params->set('approved', $member->approved);
         foreach ($admins as $admin) {
             CNotificationLibrary::add('groups_member_join', $user->id, $admin->id, $subject, '', 'groups.memberjoin', $params);
         }
     }
 }

 public function ajaxEmailPage($uri, $emails, $message = '')
 {
     $filter = JFilterInput::getInstance();
     $uri = $filter->clean($uri, 'string');
     $emails = $filter->clean($emails, 'string');
     $message = $filter->clean($message, 'string');
     $message = stripslashes($message);
     $mainframe =& JFactory::getApplication();
     $bookmarks = CFactory::getBookmarks($uri);
     $mailqModel = CFactory::getModel('mailq');
     $config = CFactory::getConfig();
     $response = new JAXResponse();
     if (empty($emails)) {
         $content = '<div>' . JText::_('COM_COMMUNITY_SHARE_INVALID_EMAIL') . '</div>';
         $actions = '<input type="button" class="button" onclick="joms.bookmarks.show(\'' . $uri . '\');" value="' . JText::_('COM_COMMUNITY_GO_BACK_BUTTON') . '"/>';
     } else {
         $emails = explode(',', $emails);
         $errors = array();
         // Add notification
         CFactory::load('libraries', 'notification');
         foreach ($emails as $email) {
             $email = JString::trim($email);
             CFactory::load('helpers', 'validate');
             if (!empty($email) && CValidateHelper::email($email)) {
                 $params = new CParameter('');
                 $params->set('uri', $uri);
                 $params->set('message', $message);
                 CNotificationLibrary::add('etype_system_bookmarks_email', '', $email, JText::sprintf('COM_COMMUNITY_SHARE_EMAIL_SUBJECT', $config->get('sitename')), '', 'bookmarks', $params);
             } else {
                 // If there is errors with email, inform the user.
                 $errors[] = $email;
             }
         }
         if ($errors) {
             $content = '<div>' . JText::_('COM_COMMUNITY_EMAILS_ARE_INVALID') . '</div>';
             foreach ($errors as $error) {
                 $content .= '<div style="font-weight:700;color: red;">' . $error . '</span>';
             }
             $actions = '<input type="button" class="button" onclick="joms.bookmarks.show(\'' . $uri . '\');" value="' . JText::_('COM_COMMUNITY_GO_BACK_BUTTON') . '"/>';
         } else {
             $content = '<div>' . JText::_('COM_COMMUNITY_EMAIL_SENT_TO_RECIPIENTS') . '</div>';
             $actions = '<input type="button" class="button" onclick="cWindowHide();" value="' . JText::_('COM_COMMUNITY_DONE_BUTTON') . '"/>';
         }
     }
     $response->addAssign('cwin_logo', 'innerHTML', JText::_('COM_COMMUNITY_SHARE_THIS'));
     $response->addScriptCall('cWindowAddContent', $content, $actions);
     return $response->sendResponse();
 }

 public function isValid($value, $required)
 {
     if ($required && empty($value) || !isset($this->fieldId)) {
         return false;
     }
     $db =& JFactory::getDBO();
     $query = 'SELECT * FROM ' . $db->nameQuote('#__community_fields') . ' WHERE ' . $db->nameQuote('id') . '=' . $db->quote($this->fieldId);
     $db->setQuery($query);
     $field = $db->loadAssoc();
     $params = new CParameter($field['params']);
     $max_range = $params->get('maxrange');
     $min_range = $params->get('minrange');
     $value = JFactory::getDate(strtotime($value))->toUnix();
     $max_ok = true;
     $min_ok = true;
     //$ret = true;
     if ($max_range) {
         $max_range = JFactory::getDate(strtotime($max_range))->toUnix();
         $max_ok = $value < $max_range;
     }
     if ($min_range) {
         $min_range = JFactory::getDate(strtotime($min_range))->toUnix();
         $min_ok = $value > $min_range;
     }
     return $max_ok && $min_ok ? true : false;
     //return $ret;
 }

 public static function sendCommentNotification(CTableWall $wall, $message)
 {
     CFactory::load('libraries', 'notification');
     $my = CFactory::getUser();
     $targetUser = CFactory::getUser($wall->post_by);
     $url = 'index.php?option=com_community&view=profile&userid=' . $wall->contentid;
     $userParams = $targetUser->getParams();
     $params = new CParameter('');
     $params->set('url', $url);
     $params->set('message', $message);
     if ($my->id != $targetUser->id && $userParams->get('notifyWallComment')) {
         CNotificationLibrary::add('etype_profile_submit_wall_comment', $my->id, $targetUser->id, JText::sprintf('PLG_WALLS_WALL_COMMENT_EMAIL_SUBJECT', $my->getDisplayName()), '', 'profile.wallcomment', $params);
         return true;
     }
     return false;
 }

 public function getFieldHTML($field, $required)
 {
     $lists = array();
     //a fix for wrong data input
     $field->value = JString::trim($field->value);
     if (is_array($field->value)) {
         $tmplist = $field->value;
     } else {
         if (JString::strrpos($field->value, ',') == JString::strlen($field->value) - 1) {
             $field->value = JString::substr($field->value, 0, -1);
         }
         $tmplist = explode(',', $field->value);
     }
     if ($tmplist) {
         foreach ($tmplist as $value) {
             $lists[] = JString::trim($value);
         }
     }
     $html = '';
     $elementSelected = 0;
     $elementCnt = 0;
     $cnt = 0;
     $params = new CParameter($field->params);
     $readonly = '';
     if ($params->get('readonly') == 1) {
         $readonly = ' disabled="disabled"';
     }
     $html .= '<div style="display:inline-block">';
     if (is_array($field->options)) {
         foreach ($field->options as $option) {
             if (JString::trim($option) == '') {
                 //do not display blank options
                 continue;
             }
             $selected = in_array(JString::trim($option), $lists) ? ' checked="checked"' : '';
             if (empty($selected)) {
                 $elementSelected++;
             }
             $html .= '<label class="lblradio-block">';
             $html .= '<input type="checkbox" name="field' . $field->id . '[]" value="' . $option . '" class="joms-checkbox" ' . $selected . $readonly . ' style="margin: 2px 5px 0 0" />';
             $html .= JText::_($option) . '</label>';
             $elementCnt++;
         }
     }
     $html .= '</div>';
     return $html;
 }

 public function ajaxEmailPage($uri, $emails, $message = '')
 {
     $filter = JFilterInput::getInstance();
     $uri = $filter->clean($uri, 'string');
     $emails = $filter->clean($emails, 'string');
     $message = $filter->clean($message, 'string');
     $message = stripslashes($message);
     $mainframe = JFactory::getApplication();
     $bookmarks = CFactory::getBookmarks($uri);
     $mailqModel = CFactory::getModel('mailq');
     $config = CFactory::getConfig();
     $response = new JAXResponse();
     $json = array();
     if (empty($emails)) {
         $json['error'] = JText::_('COM_COMMUNITY_SHARE_INVALID_EMAIL');
     } else {
         $emails = explode(',', $emails);
         $errors = array();
         // Add notification
         //CFactory::load( 'libraries' , 'notification' );
         foreach ($emails as $email) {
             $email = JString::trim($email);
             if (!empty($email) && CValidateHelper::email($email)) {
                 $params = new CParameter('');
                 $params->set('uri', $uri);
                 $params->set('message', $message);
                 CNotificationLibrary::add('system_bookmarks_email', '', $email, JText::sprintf('COM_COMMUNITY_SHARE_EMAIL_SUBJECT', $config->get('sitename')), '', 'bookmarks', $params);
             } else {
                 // If there is errors with email, inform the user.
                 $errors[] = $email;
             }
         }
         if ($errors) {
             $content = '<div>' . JText::_('COM_COMMUNITY_EMAILS_ARE_INVALID') . '</div>';
             foreach ($errors as $error) {
                 $content .= '<div style="font-weight:bold; color:red;">' . $error . '</div>';
             }
             $json['error'] = $content;
         } else {
             $content = JText::_('COM_COMMUNITY_EMAIL_SENT_TO_RECIPIENTS');
             $json['message'] = $content;
         }
     }
     die(json_encode($json));
 }

 public function getFieldHTML($field, $required)
 {
     $params = new CParameter($field->params);
     $readonly = $params->get('readonly') ? ' readonly=""' : '';
     $style = $this->getStyle() ? '' : ' style="' . $this->getStyle() . '" ';
     // If maximum is not set, we define it to a default
     $field->max = empty($field->max) ? 200 : $field->max;
     CFactory::load('helpers', 'string');
     $class = $field->required == 1 ? ' required' : '';
     $class .= !empty($field->tips) ? ' jomNameTips tipRight' : '';
     $tooltipcss = "";
     if (!empty($field->tips)) {
         $tooltipcss = "jomNameTips";
     }
     $html = '<input title="' . CStringHelper::escape(JText::_($field->tips)) . '" type="text" value="' . $field->value . '" id="field' . $field->id . '" name="field' . $field->id . '" maxlength="' . $field->max . '" size="40" class="' . $tooltipcss . ' tipRight inputbox' . $class . '" ' . $style . $readonly . ' />';
     $html .= '<span id="errfield' . $field->id . 'msg" style="display:none;">&nbsp;</span>';
     return $html;
 }

    public function getFieldHTML($field, $required)
    {
        // If maximum is not set, we define it to a default
        $field->max = empty($field->max) ? 200 : $field->max;
        //get the value in param
        $params = new CParameter($field->params);
        $style = $this->getStyle() ? '' : ' style="' . $this->getStyle() . '" ';
        $class = $field->required == 1 ? ' required' : '';
        $class .= $params->get('min_char') != '' && $params->get('max_char') != '' ? ' minmax_' . $params->get('min_char') . '_' . $params->get('max_char') : '';
        $class .= !empty($field->tips) ? ' jomNameTips tipRight' : '';
        CFactory::load('helpers', 'string');
        ob_start();
        ?>
	<input class="inputbox validate-profile-email<?php 
        echo $class;
        ?>
" title="<?php 
        echo CStringHelper::escape(JText::_($field->tips));
        ?>
" type="text" value="<?php 
        echo $field->value;
        ?>
" id="field<?php 
        echo $field->id;
        ?>
" name="field<?php 
        echo $field->id;
        ?>
" maxlength="<?php 
        echo $field->max;
        ?>
" size="40" <?php 
        echo $style;
        ?>
	 />
	<span id="errfield<?php 
        echo $field->id;
        ?>
msg" style="display:none;">&nbsp;</span>
<?php 
        $html = ob_get_contents();
        ob_end_clean();
        return $html;
    }

 public function getFieldHTML($field, $required)
 {
     $params = new CParameter($field->params);
     $readonly = $params->get('readonly') ? ' readonly=""' : '';
     $style = $this->getStyle() ? '' : ' style="' . $this->getStyle() . '" ';
     $config = CFactory::getConfig();
     $js = 'assets/validate-1.5';
     $js .= $config->getBool('usepackedjavascript') ? '.pack.js' : '.js';
     CAssets::attach($js, 'js');
     // If maximum is not set, we define it to a default
     $field->max = empty($field->max) ? 200 : $field->max;
     $class = $field->required == 1 ? ' required' : '';
     $class .= !empty($field->tips) ? ' jomNameTips tipRight' : '';
     CFactory::load('helpers', 'string');
     $html = '<textarea id="field' . $field->id . '" name="field' . $field->id . '" class="inputbox textarea' . $class . '" title="' . CStringHelper::escape(JText::_($field->tips)) . '"' . $style . $readonly . '>' . $field->value . '</textarea>';
     $html .= '<span id="errfield' . $field->id . 'msg" style="display:none;">&nbsp;</span>';
     $html .= '<script type="text/javascript">cvalidate.setMaxLength("#field' . $field->id . '", "' . $field->max . '");</script>';
     return $html;
 }

 public function ajaxTogglePublish($id, $type)
 {
     // Send email notification to owner when a group is published.
     $config =& CFactory::getConfig();
     $group =& JTable::getInstance('Group', 'CTable');
     $group->load($id);
     if ($type == 'published' && $group->published == 0 && $config->get('moderategroupcreation')) {
         $lang =& JFactory::getLanguage();
         $lang->load('com_community', JPATH_ROOT);
         $my =& CFactory::getUser();
         // Add notification
         CFactory::load('libraries', 'notification');
         //Send notification email to owner
         $params = new CParameter('');
         $params->set('url', 'index.php?option=com_community&view=groups&task=viewgroup&groupid=' . $group->id);
         $params->set('groupName', $group->name);
         CNotificationLibrary::add('etype_groups_notify_creator', $my->id, $group->ownerid, JText::sprintf('COM_COMMUNITY_GROUPS_PUBLISHED_MAIL_SUBJECT', $group->name), '', 'groups.notifycreator', $params);
     }
     return parent::ajaxTogglePublish($id, $type, 'groups');
 }

 public function getFieldData($field)
 {
     $value = $field['value'];
     if (empty($value)) {
         return $value;
     }
     $params = new CParameter($field['params']);
     $format = $params->get('display');
     if (!class_exists('CFactory')) {
         require_once JPATH_ROOT . DS . 'components' . DS . 'com_community' . DS . 'libraries' . DS . 'core.php';
     }
     $ret = '';
     if ($format == 'age') {
         // PHP version > 5.2
         $datetime = new DateTime($value);
         $now = new DateTime('now');
         // PHP version > 5.3
         if (method_exists($datetime, 'diff')) {
             $interval = $datetime->diff($now);
             $ret = $interval->format('%Y');
         } else {
             $mth = $now->format('m') - $datetime->format('m');
             $day = $now->format('d') - $datetime->format('d');
             $ret = $now->format('Y') - $datetime->format('Y');
             if ($mth >= 0) {
                 if ($day < 0 && $mth == 0) {
                     $ret--;
                 }
             } else {
                 $ret--;
             }
         }
     } else {
         require_once JPATH_ROOT . DS . 'components' . DS . 'com_community' . DS . 'models' . DS . 'profile.php';
         $model = CFactory::getModel('profile');
         //overwrite Profile date format in Configuration
         $format = $params->get('date_format');
         $ret = $model->formatDate($value, $format);
     }
     return $ret;
 }

 public function onEventCreate($event)
 {
     $config = CFactory::getConfig();
     // Send an email notification to the site admin's when there is a new group created
     if ($config->get('event_moderation')) {
         $userModel = CFactory::getModel('User');
         $my = CFactory::getUser();
         $admins = $userModel->getSuperAdmins();
         // Add notification
         CFactory::load('libraries', 'notification');
         //Send notification email to administrators
         foreach ($admins as $row) {
             if ($row->sendEmail) {
                 $params = new CParameter('');
                 $params->set('url', JURI::root() . 'administrator/index.php?option=com_community&view=events');
                 $params->set('title', $event->title);
                 CNotificationLibrary::add('etype_events_notify_admin', $my->id, $row->id, JText::sprintf('COM_COMMUNITY_EVENTS_MODERATION_NOTICE', $event->title), '', 'events.notifyadmin', $params);
             }
         }
     }
 }