2 if(class_exists('Item'))
5 require_once('object/BaseObject.php');
6 require_once('include/text.php');
7 require_once('include/diaspora.php');
8 require_once('boot.php');
13 class Item extends BaseObject {
14 private $data = array();
15 private $template = null;
16 private $available_templates = array(
17 'wall' => 'wall_thread.tpl',
18 'wall2wall' => 'wallwall_thread.tpl'
20 private $comment_box_template = 'comment_item.tpl';
21 private $toplevel = false;
22 private $writable = false;
23 private $children = array();
24 private $parent = null;
25 private $conversation = null;
26 private $redirect_url = null;
27 private $owner_url = '';
28 private $owner_photo = '';
29 private $owner_name = '';
30 private $wall_to_wall = false;
31 private $threaded = false;
32 private $visiting = false;
34 public function __construct($data) {
35 $a = $this->get_app();
38 $this->set_template('wall');
39 $this->toplevel = ($this->get_id() == $this->get_data_value('parent'));
41 if(is_array($_SESSION['remote'])) {
42 foreach($_SESSION['remote'] as $visitor) {
43 if($visitor['cid'] == $this->get_data_value('contact-id')) {
44 $this->visiting = true;
50 $this->writable = ($this->get_data_value('writable') || $this->get_data_value('self'));
52 $ssl_state = ((local_user()) ? true : false);
53 $this->redirect_url = $a->get_baseurl($ssl_state) . '/redir/' . $this->get_data_value('cid') ;
55 if(get_config('system','thread_allow') && $a->theme_thread_allow && !$this->is_toplevel())
56 $this->threaded = true;
58 // Prepare the children
59 if(count($data['children'])) {
60 foreach($data['children'] as $item) {
62 * Only add will be displayed
64 if($item['network'] === NETWORK_MAIL && local_user() != $item['uid']) {
67 if(! visible_activity($item)) {
70 $item['pagedrop'] = $data['pagedrop'];
71 $child = new Item($item);
72 $this->add_child($child);
78 * Get data in a form usable by a conversation template
81 * _ The data requested on success
84 public function get_template_data($conv_responses, $thread_level=1) {
85 require_once("mod/proxy.php");
89 $a = $this->get_app();
91 $item = $this->get_data();
93 if (strcmp($item['created'], $item['edited'])<>0) {
95 'label' => t('This entry was edited'),
96 'date' => datetime_convert('UTC', date_default_timezone_get(), $item['edited'], 'r'),
97 'relative' => relative_date($item['edited'])
106 $isstarred = "unstarred";
110 $total_children = $this->count_descendants();
112 $conv = $this->get_conversation();
115 $lock = ((($item['private'] == 1) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid'])
116 || strlen($item['deny_cid']) || strlen($item['deny_gid']))))
117 ? t('Private Message')
119 $shareable = ((($conv->get_profile_owner() == local_user()) && ($item['private'] != 1)) ? true : false);
120 if(local_user() && link_compare($a->contact['url'],$item['author-link']))
121 $edpost = array($a->get_baseurl($ssl_state)."/editpost/".$item['id'], t("Edit"));
124 if(($this->get_data_value('uid') == local_user()) || $this->is_visiting())
128 'dropping' => $dropping,
129 'pagedrop' => ((feature_enabled($conv->get_profile_owner(),'multi_delete')) ? $item['pagedrop'] : ''),
130 'select' => t('Select'),
131 'delete' => t('Delete'),
134 $filer = (($conv->get_profile_owner() == local_user()) ? t("save to folder") : false);
136 $diff_author = ((link_compare($item['url'],$item['author-link'])) ? false : true);
137 $profile_name = (((strlen($item['author-name'])) && $diff_author) ? $item['author-name'] : $item['name']);
138 if($item['author-link'] && (! $item['author-name']))
139 $profile_name = $item['author-link'];
142 $profile_link = best_link_url($item,$sp);
143 if($profile_link === 'mailbox')
146 $sparkle = ' sparkle';
148 $profile_link = zrl($profile_link);
150 $normalised = normalise_link((strlen($item['author-link'])) ? $item['author-link'] : $item['url']);
151 if(($normalised != 'mailbox') && (x($a->contacts,$normalised)))
152 $profile_avatar = $a->contacts[$normalised]['thumb'];
154 $profile_avatar = (((strlen($item['author-avatar'])) && $diff_author) ? $item['author-avatar'] : $a->get_cached_avatar_image($this->get_data_value('thumb')));
156 $locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
157 call_hooks('render_location',$locate);
158 $location = ((strlen($locate['html'])) ? $locate['html'] : render_location_dummy($locate));
160 $searchpath = $a->get_baseurl()."/search?tag=";
166 /*foreach(explode(',',$item['tag']) as $tag){
179 // process action responses - e.g. like/dislike/attend/agree/whatever
180 $response_verbs = array('like');
181 $response_verbs[] = 'dislike';
182 if($item['object-type'] === ACTIVITY_OBJ_EVENT) {
183 $response_verbs[] = 'attendyes';
184 $response_verbs[] = 'attendno';
185 $response_verbs[] = 'attendmaybe';
187 $attend = array( t('I will attend'), t('I will not attend'), t('I might attend'));
189 $consensus = (($item['item_flags'] & ITEM_CONSENSUS)? true : false);
191 $response_verbs[] = 'agree';
192 $response_verbs[] = 'disagree';
193 $response_verbs[] = 'abstain';
195 $responses = get_responses($conv_responses,$response_verbs,$this,$item);
197 // like_button_label from red -> needs to be removed
198 //$like_button_label = tt('Like','Likes',$like_count,'noun');
200 // another part from red - it is here for compatility - maybe removed later
201 $like_count = ((x($conv_responses['like'],$item['uri'])) ? $conv_responses['like'][$item['uri']] : '');
202 $like_list = ((x($conv_responses['like'],$item['uri'])) ? $conv_responses['like'][$item['uri'] . '-l'] : '');
203 if (count($like_list) > MAX_LIKERS) {
204 $like_list_part = array_slice($like_list, 0, MAX_LIKERS);
205 array_push($like_list_part, '<a href="#" data-toggle="modal" data-target="#likeModal-' . $this->get_id() . '"><b>' . t('View all') . '</b></a>');
207 $like_list_part = '';
209 $like_button_label = tt('Like','Likes',$like_count,'noun');
210 $dislike_count = ((x($conv_responses['dislike'],$item['uri'])) ? $conv_responses['dislike'][$item['uri']] : '');
211 $dislike_list = ((x($conv_responses['dislike'],$item['uri'])) ? $conv_responses['dislike'][$item['uri'] . '-l'] : '');
212 $dislike_button_label = tt('Dislike','Dislikes',$dislike_count,'noun');
213 if (count($dislike_list) > MAX_LIKERS) {
214 $dislike_list_part = array_slice($dislike_list, 0, MAX_LIKERS);
215 array_push($dislike_list_part, '<a href="#" data-toggle="modal" data-target="#dislikeModal-' . $this->get_id() . '"><b>' . t('View all') . '</b></a>');
217 $dislike_list_part = '';
220 $like = ((x($conv_responses['like'],$item['uri'])) ? format_like($conv_responses['like'][$item['uri']],$conv_responses['like'][$item['uri'] . '-l'],'like',$item['uri']) : '');
221 $dislike = ((x($conv_responses['dislike'],$item['uri'])) ? format_like($conv_responses['dislike'][$item['uri']],$conv_responses['dislike'][$item['uri'] . '-l'],'dislike',$item['uri']) : '');
222 $like = ((x($conv_responses['like'],$item['uri'])) ? format_like($conv_responses['like'][$item['uri']],$conv_responses['like'][$item['uri'] . '-l'],'like',$item['uri']) : '');
225 * We should avoid doing this all the time, but it depends on the conversation mode
226 * And the conv mode may change when we change the conv, or it changes its mode
227 * Maybe we should establish a way to be notified about conversation changes
229 $this->check_wall_to_wall();
231 if($this->is_wall_to_wall() && ($this->get_owner_url() == $this->get_redirect_url()))
232 $osparkle = ' sparkle';
234 if($this->is_toplevel()) {
235 if($conv->get_profile_owner() == local_user()) {
236 $isstarred = (($item['starred']) ? "starred" : "unstarred");
239 'do' => t("add star"),
240 'undo' => t("remove star"),
241 'toggle' => t("toggle star status"),
242 'classdo' => (($item['starred']) ? "hidden" : ""),
243 'classundo' => (($item['starred']) ? "" : "hidden"),
244 'starred' => t('starred'),
246 $r = q("SELECT `ignored` FROM `thread` WHERE `uid` = %d AND `iid` = %d LIMIT 1",
247 intval($item['uid']),
252 'do' => t("ignore thread"),
253 'undo' => t("unignore thread"),
254 'toggle' => t("toggle ignore status"),
255 'classdo' => (($r[0]['ignored']) ? "hidden" : ""),
256 'classundo' => (($r[0]['ignored']) ? "" : "hidden"),
257 'ignored' => t('ignored'),
262 if(feature_enabled($conv->get_profile_owner(),'commtag')) {
264 'add' => t("add tag"),
273 if($conv->is_writable()) {
275 'like' => array( t("I like this \x28toggle\x29"), t("like")),
276 'dislike' => ((feature_enabled($conv->get_profile_owner(),'dislike')) ? array( t("I don't like this \x28toggle\x29"), t("dislike")) : ''),
278 if ($shareable) $buttons['share'] = array( t('Share this'), t('share'));
281 if(strcmp(datetime_convert('UTC','UTC',$item['created']),datetime_convert('UTC','UTC','now - 12 hours')) > 0){
285 localize_item($item);
287 if ($item["postopts"] and !get_config("system", "suppress_language")) {
288 //$langdata = explode(";", $item["postopts"]);
289 //$langstr = substr($langdata[0], 5)." (".round($langdata[1]*100, 1)."%)";
291 if (substr($item["postopts"], 0, 5) == "lang=") {
292 $postopts = substr($item["postopts"], 5);
294 $languages = explode(":", $postopts);
296 if (sizeof($languages) == 1) {
297 $languages = array();
298 $languages[] = $postopts;
301 foreach ($languages as $language) {
302 $langdata = explode(";", $language);
306 //$langstr .= $langdata[0]." (".round($langdata[1]*100, 1)."%)";
307 $langstr .= round($langdata[1]*100, 1)."% ".$langdata[0];
312 $body = prepare_body($item,true);
314 list($categories, $folders) = get_cats_and_terms($item);
316 if($a->theme['template_engine'] === 'internal') {
317 $body_e = template_escape($body);
318 $text_e = strip_tags(template_escape($body));
319 $name_e = template_escape($profile_name);
320 $title_e = template_escape($item['title']);
321 $location_e = template_escape($location);
322 $owner_name_e = template_escape($this->get_owner_name());
326 $text_e = strip_tags($body);
327 $name_e = $profile_name;
328 $title_e = $item['title'];
329 $location_e = $location;
330 $owner_name_e = $this->get_owner_name();
333 // Disable features that aren't available in several networks
334 if (($item["item_network"] != NETWORK_DFRN) AND isset($buttons["dislike"])) {
335 unset($buttons["dislike"]);
339 if (($item["item_network"] == NETWORK_FEED) AND isset($buttons["like"]))
340 unset($buttons["like"]);
342 if (($item["item_network"] == NETWORK_MAIL) AND isset($buttons["like"]))
343 unset($buttons["like"]);
345 // Diaspora isn't able to do likes on comments - but red does
346 if (($item["item_network"] == NETWORK_DIASPORA) AND ($indent == 'comment') AND
347 !diaspora_is_redmatrix($item["owner-link"]) AND isset($buttons["like"]))
348 unset($buttons["like"]);
350 // Facebook can like comments - but it isn't programmed in the connector yet.
351 if (($item["item_network"] == NETWORK_FACEBOOK) AND ($indent == 'comment') AND isset($buttons["like"]))
352 unset($buttons["like"]);
355 'template' => $this->get_template(),
357 'type' => implode("",array_slice(explode("/",$item['verb']),-1)),
358 'tags' => $item['tags'],
359 'hashtags' => $item['hashtags'],
360 'mentions' => $item['mentions'],
361 'txt_cats' => t('Categories:'),
362 'txt_folders' => t('Filed under:'),
363 'has_cats' => ((count($categories)) ? 'true' : ''),
364 'has_folders' => ((count($folders)) ? 'true' : ''),
365 'categories' => $categories,
366 'folders' => $folders,
369 'id' => $this->get_id(),
370 'guid' => $item['guid'],
371 'isevent' => $isevent,
373 'linktitle' => sprintf( t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
374 'olinktitle' => sprintf( t('View %s\'s profile @ %s'), $this->get_owner_name(), ((strlen($item['owner-link'])) ? $item['owner-link'] : $item['url'])),
377 'wall' => t('Wall-to-Wall'),
378 'vwall' => t('via Wall-To-Wall:'),
379 'profile_url' => $profile_link,
380 'item_photo_menu' => item_photo_menu($item),
382 'thumb' => proxy_url($profile_avatar),
383 'osparkle' => $osparkle,
384 'sparkle' => $sparkle,
386 'localtime' => datetime_convert('UTC', date_default_timezone_get(), $item['created'], 'r'),
387 'ago' => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
388 'app' => $item['app'],
389 'created' => relative_date($item['created']),
391 'location' => $location_e,
394 'owner_url' => $this->get_owner_url(),
395 'owner_photo' => proxy_url($this->get_owner_photo()),
396 'owner_name' => $owner_name_e,
397 'plink' => get_plink($item),
398 'edpost' => ((feature_enabled($conv->get_profile_owner(),'edit_posts')) ? $edpost : ''),
399 'isstarred' => $isstarred,
400 'star' => ((feature_enabled($conv->get_profile_owner(),'star_posts')) ? $star : ''),
401 'ignore' => ((feature_enabled($conv->get_profile_owner(),'ignore_posts')) ? $ignore : ''),
403 'filer' => ((feature_enabled($conv->get_profile_owner(),'filing')) ? $filer : ''),
407 'dislike' => $dislike,
408 'responses' => $responses,
409 'switchcomment' => t('Comment'),
410 'comment' => $this->get_comment_box($indent),
411 'previewing' => ($conv->is_preview() ? ' preview ' : ''),
412 'wait' => t('Please wait'),
413 'thread_level' => $thread_level,
414 'postopts' => $langstr,
416 'network' => $item["item_network"],
417 'network_name' => network_to_name($item['item_network'], $profile_link),
420 $arr = array('item' => $item, 'output' => $tmp_item);
421 call_hooks('display_item', $arr);
423 $result = $arr['output'];
425 $result['children'] = array();
426 $children = $this->get_children();
427 $nb_children = count($children);
428 if($nb_children > 0) {
429 foreach($children as $child) {
430 $result['children'][] = $child->get_template_data($conv_responses, $thread_level + 1);
433 if(($nb_children > 2) || ($thread_level > 1)) {
434 $result['children'][0]['comment_firstcollapsed'] = true;
435 $result['children'][0]['num_comments'] = sprintf( tt('%d comment','%d comments',$total_children),$total_children );
436 $result['children'][0]['hidden_comments_num'] = $total_children;
437 $result['children'][0]['hidden_comments_text'] = tt('comment', 'comments', $total_children);
438 $result['children'][0]['hide_text'] = t('show more');
439 if($thread_level > 1) {
440 $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
443 $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
448 if ($this->is_toplevel()) {
449 $result['total_comments_num'] = "$total_children";
450 $result['total_comments_text'] = tt('comment', 'comments', $total_children);
453 $result['private'] = $item['private'];
454 $result['toplevel'] = ($this->is_toplevel() ? 'toplevel_item' : '');
456 if($this->is_threaded()) {
457 $result['flatten'] = false;
458 $result['threaded'] = true;
461 $result['flatten'] = true;
462 $result['threaded'] = false;
468 public function get_id() {
469 return $this->get_data_value('id');
472 public function is_threaded() {
473 return $this->threaded;
479 public function add_child($item) {
480 $item_id = $item->get_id();
482 logger('[ERROR] Item::add_child : Item has no ID!!', LOGGER_DEBUG);
485 if($this->get_child($item->get_id())) {
486 logger('[WARN] Item::add_child : Item already exists ('. $item->get_id() .').', LOGGER_DEBUG);
490 * Only add what will be displayed
492 if($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid')) {
495 if(activity_match($item->get_data_value('verb'),ACTIVITY_LIKE) || activity_match($item->get_data_value('verb'),ACTIVITY_DISLIKE)) {
499 $item->set_parent($this);
500 $this->children[] = $item;
501 return end($this->children);
505 * Get a child by its ID
507 public function get_child($id) {
508 foreach($this->get_children() as $child) {
509 if($child->get_id() == $id)
516 * Get all ou children
518 public function get_children() {
519 return $this->children;
525 protected function set_parent($item) {
526 $parent = $this->get_parent();
528 $parent->remove_child($this);
530 $this->parent = $item;
531 $this->set_conversation($item->get_conversation());
537 protected function remove_parent() {
538 $this->parent = null;
539 $this->conversation = null;
545 public function remove_child($item) {
546 $id = $item->get_id();
547 foreach($this->get_children() as $key => $child) {
548 if($child->get_id() == $id) {
549 $child->remove_parent();
550 unset($this->children[$key]);
551 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
552 $this->children = array_values($this->children);
556 logger('[WARN] Item::remove_child : Item is not a child ('. $id .').', LOGGER_DEBUG);
563 protected function get_parent() {
564 return $this->parent;
570 public function set_conversation($conv) {
571 $previous_mode = ($this->conversation ? $this->conversation->get_mode() : '');
573 $this->conversation = $conv;
575 // Set it on our children too
576 foreach($this->get_children() as $child)
577 $child->set_conversation($conv);
583 public function get_conversation() {
584 return $this->conversation;
590 * We shouldn't need this
592 public function get_data() {
603 public function get_data_value($name) {
604 if(!isset($this->data[$name])) {
605 // logger('[ERROR] Item::get_data_value : Item has no value name "'. $name .'".', LOGGER_DEBUG);
609 return $this->data[$name];
615 private function set_template($name) {
618 if(!x($this->available_templates, $name)) {
619 logger('[ERROR] Item::set_template : Template not available ("'. $name .'").', LOGGER_DEBUG);
623 $this->template = $this->available_templates[$name];
629 private function get_template() {
630 return $this->template;
634 * Check if this is a toplevel post
636 private function is_toplevel() {
637 return $this->toplevel;
641 * Check if this is writable
643 private function is_writable() {
644 $conv = $this->get_conversation();
647 // This will allow us to comment on wall-to-wall items owned by our friends
648 // and community forums even if somebody else wrote the post.
650 // bug #517 - this fixes for conversation owner
651 if($conv->get_mode() == 'profile' && $conv->get_profile_owner() == local_user())
654 // this fixes for visitors
655 return ($this->writable || ($this->is_visiting() && $conv->get_mode() == 'profile'));
657 return $this->writable;
661 * Count the total of our descendants
663 private function count_descendants() {
664 $children = $this->get_children();
665 $total = count($children);
667 foreach($children as $child) {
668 $total += $child->count_descendants();
675 * Get the template for the comment box
677 private function get_comment_box_template() {
678 return $this->comment_box_template;
682 * Get the comment box
685 * _ The comment box string (empty if no comment box)
688 private function get_comment_box($indent) {
689 $a = $this->get_app();
690 if(!$this->is_toplevel() && !(get_config('system','thread_allow') && $a->theme_thread_allow)) {
695 $conv = $this->get_conversation();
696 $template = get_markup_template($this->get_comment_box_template());
698 if( ($conv->get_mode() === 'network') && $this->is_wall_to_wall() )
701 if($conv->is_writable() && $this->is_writable()) {
702 $qc = $qcomment = null;
705 * Hmmm, code depending on the presence of a particular plugin?
706 * This should be better if done by a hook
708 if(in_array('qcomment',$a->plugins)) {
709 $qc = ((local_user()) ? get_pconfig(local_user(),'qcomment','words') : null);
710 $qcomment = (($qc) ? explode("\n",$qc) : null);
712 $comment_box = replace_macros($template,array(
713 '$return_path' => $a->query_string,
714 '$threaded' => $this->is_threaded(),
715 // '$jsreload' => (($conv->get_mode() === 'display') ? $_SESSION['return_url'] : ''),
717 '$type' => (($conv->get_mode() === 'profile') ? 'wall-comment' : 'net-comment'),
718 '$id' => $this->get_id(),
719 '$parent' => $this->get_id(),
720 '$qcomment' => $qcomment,
721 '$profile_uid' => $conv->get_profile_owner(),
722 '$mylink' => $a->contact['url'],
723 '$mytitle' => t('This is you'),
724 '$myphoto' => $a->contact['thumb'],
725 '$comment' => t('Comment'),
726 '$submit' => t('Submit'),
727 '$edbold' => t('Bold'),
728 '$editalic' => t('Italic'),
729 '$eduline' => t('Underline'),
730 '$edquote' => t('Quote'),
731 '$edcode' => t('Code'),
732 '$edimg' => t('Image'),
733 '$edurl' => t('Link'),
734 '$edvideo' => t('Video'),
735 '$preview' => ((feature_enabled($conv->get_profile_owner(),'preview')) ? t('Preview') : ''),
736 '$indent' => $indent,
737 '$sourceapp' => t($a->sourcename),
738 '$ww' => (($conv->get_mode() === 'network') ? $ww : ''),
739 '$rand_num' => random_digits(12)
746 private function get_redirect_url() {
747 return $this->redirect_url;
751 * Check if we are a wall to wall item and set the relevant properties
753 protected function check_wall_to_wall() {
754 $a = $this->get_app();
755 $conv = $this->get_conversation();
756 $this->wall_to_wall = false;
758 if($this->is_toplevel()) {
759 if($conv->get_mode() !== 'profile') {
760 if($this->get_data_value('wall') AND !$this->get_data_value('self')) {
761 // On the network page, I am the owner. On the display page it will be the profile owner.
762 // This will have been stored in $a->page_contact by our calling page.
763 // Put this person as the wall owner of the wall-to-wall notice.
765 $this->owner_url = zrl($a->page_contact['url']);
766 $this->owner_photo = $a->page_contact['thumb'];
767 $this->owner_name = $a->page_contact['name'];
768 $this->wall_to_wall = true;
770 else if($this->get_data_value('owner-link')) {
772 $owner_linkmatch = (($this->get_data_value('owner-link')) && link_compare($this->get_data_value('owner-link'),$this->get_data_value('author-link')));
773 $alias_linkmatch = (($this->get_data_value('alias')) && link_compare($this->get_data_value('alias'),$this->get_data_value('author-link')));
774 $owner_namematch = (($this->get_data_value('owner-name')) && $this->get_data_value('owner-name') == $this->get_data_value('author-name'));
776 if((! $owner_linkmatch) && (! $alias_linkmatch) && (! $owner_namematch)) {
778 // The author url doesn't match the owner (typically the contact)
779 // and also doesn't match the contact alias.
780 // The name match is a hack to catch several weird cases where URLs are
781 // all over the park. It can be tricked, but this prevents you from
782 // seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
783 // well that it's the same Bob Smith.
785 // But it could be somebody else with the same name. It just isn't highly likely.
788 $this->owner_photo = $this->get_data_value('owner-avatar');
789 $this->owner_name = $this->get_data_value('owner-name');
790 $this->wall_to_wall = true;
791 // If it is our contact, use a friendly redirect link
792 if((link_compare($this->get_data_value('owner-link'),$this->get_data_value('url')))
793 && ($this->get_data_value('network') === NETWORK_DFRN)) {
794 $this->owner_url = $this->get_redirect_url();
797 $this->owner_url = zrl($this->get_data_value('owner-link'));
803 if(!$this->wall_to_wall) {
804 $this->set_template('wall');
805 $this->owner_url = '';
806 $this->owner_photo = '';
807 $this->owner_name = '';
811 private function is_wall_to_wall() {
812 return $this->wall_to_wall;
815 private function get_owner_url() {
816 return $this->owner_url;
819 private function get_owner_photo() {
820 return $this->owner_photo;
823 private function get_owner_name() {
824 return $this->owner_name;
827 private function is_visiting() {
828 return $this->visiting;