/**
  * Create a wall activity for this user after posting an answer.
  *
  * @param CMA_Thread $instance
  * @param CMA_Answer $answer
  */
 static function answer_posted_activity(CMA_Thread $instance, CMA_Answer $answer)
 {
     if (!$instance->isPublished()) {
         return;
     } else {
         if (!$answer->isApproved() or $answer->isPrivate()) {
             return;
         }
     }
     $post = $instance->getPost();
     $user_id = $answer->getAuthorId();
     $permalink = $answer->getPermalink();
     $action = sprintf(CMA::__('%s answered to the question "%s"'), bp_core_get_userlink($user_id), sprintf('<a href="%s">%s</a>', esc_attr($permalink), esc_html($instance->getTitle())));
     $content = CMA_Thread::lightContent($answer->getContent());
     if (function_exists('bp_activity_add')) {
         bp_activity_add(array('action' => $action, 'content' => $content, 'component' => self::COMPONENT, 'type' => 'answer_posted', 'primary_link' => $permalink, 'user_id' => $user_id, 'item_id' => $answer->getId()));
     }
     if ($category = $instance->getCategory()) {
         $groups = self::getRelatedGroups(array($category->getId(), $category->getParentId()));
         if ($groups) {
             foreach ($groups as $groupId) {
                 if (function_exists('groups_record_activity')) {
                     groups_record_activity(array('action' => $action, 'content' => $content, 'type' => 'new_groupblog_post', 'primary_link' => $permalink, 'item_id' => $groupId, 'secondary_item_id' => $answer->getAuthorId(), 'hide_sitewide' => 0));
                 }
             }
         }
     }
 }
 protected static function _processReportSpam()
 {
     if (self::$query->is_single()) {
         $post = self::$query->post;
         if (!empty($post)) {
             $response = array('success' => 0, 'message' => CMA::__('An error occurred.'));
             if (empty($_POST['nonce']) or !wp_verify_nonce($_POST['nonce'], 'cma_report_spam')) {
                 $response['message'] = CMA::__('Invalid nonce.');
             } else {
                 if (CMA_Settings::canReportSpam()) {
                     $thread = CMA_Thread::getInstance($post->ID);
                     $answerId = self::_getParam('answerId');
                     if ($userId = CMA::getPostingUserId()) {
                         $user = apply_filters('cma_filter_author', get_user_by('id', $userId), array('thread' => $thread));
                         $user = $user->display_name;
                     } else {
                         $user = CMA::__('Guest');
                     }
                     if ($answerId and $answer = CMA_Answer::getById($answerId)) {
                         $answer->markAsSpam(true);
                         $url = $answer->getPermalink();
                         $author = $answer->getAuthorLink(true);
                         $content = CMA_Thread::lightContent($answer->getContent());
                         $datetime = $answer->getDate();
                         $trashLink = get_admin_url(null, sprintf('comment.php?c=%d&action=trashcomment', $answerId));
                         $spamLink = get_admin_url(null, sprintf('comment.php?c=%d&action=spamcomment', $answerId));
                     } else {
                         $thread->markAsSpam(true);
                         $url = get_permalink($post->ID);
                         $author = $thread->getAuthorLink(true);
                         $content = $thread->getLightContent();
                         $datetime = $post->post_date;
                         $trashLink = get_admin_url(null, sprintf('post.php?post=%d&action=trash', $post->ID));
                         $spamLink = '--';
                     }
                     $replace = array('[blogname]' => get_bloginfo('name'), '[url]' => $url, '[title]' => strip_tags($thread->getTitle()), '[author]' => strip_tags($author), '[content]' => $content, '[user]' => strip_tags($user), '[datetime]' => $datetime, '[trash]' => $trashLink, '[spam]' => $spamLink);
                     $subject = strtr(CMA_Settings::getOption(CMA_Settings::OPTION_SPAM_REPORTING_EMAIL_SUBJECT), $replace);
                     $template = strtr(CMA_Settings::getOption(CMA_Settings::OPTION_SPAM_REPORTING_EMAIL_TEMPLATE), $replace);
                     $emails = explode(',', CMA_Settings::getOption(CMA_Settings::OPTION_SPAM_REPORTING_EMAIL_ADDR));
                     CMA_Email::send($emails, $subject, $template);
                     /* $headers = array();
                        foreach($emails as $email) {
                        	$email = trim($email);
                        	if (is_email($email)) {
                        		$headers[] = ' Bcc: '. $email;
                        	}
                        }
                        
                        if (!empty($headers)) wp_mail(null, $subject, $template, $headers); */
                     $response['success'] = 1;
                     $response['message'] = CMA_Labels::getLocalized('spam_report_sent');
                 }
             }
             header('Content-type: application/json');
             echo json_encode($response);
             exit;
         }
     }
 }