object/Item.php

   1 <?php
   2 if(class_exists('Item'))
   3         return;
   4
   5 require_once('object/BaseObject.php');
   6 require_once('include/text.php');
   7 require_once('boot.php');
   8
   9 /**
  10  * An item
  11  */
  12 class Item extends BaseObject {
  13         private $data = array();
  14         private $template = null;
  15         private $available_templates = array(
  16                 'wall' => 'wall_thread.tpl',
  17                 'wall2wall' => 'wallwall_thread.tpl'
  18         );
  19         private $comment_box_template = 'comment_item.tpl';
  20         private $toplevel = false;
  21         private $writable = false;
  22         private $children = array();
  23         private $parent = null;
  24         private $conversation = null;
  25         private $redirect_url = null;
  26         private $owner_url = '';
  27         private $owner_photo = '';
  28         private $owner_name = '';
  29         private $wall_to_wall = false;
  30         private $threaded = false;
  31         private $visiting = false;
  32
  33         public function __construct($data) {
  34                 $a = $this->get_app();
  35
  36                 $this->data = $data;
  37                 $this->set_template('wall');
  38                 $this->toplevel = ($this->get_id() == $this->get_data_value('parent'));
  39
  40                 if(is_array($_SESSION['remote'])) {
  41                         foreach($_SESSION['remote'] as $visitor) {
  42                                 if($visitor['cid'] == $this->get_data_value('contact-id')) {
  43                                         $this->visiting = true;
  44                                         break;
  45                                 }
  46                         }
  47                 }
  48
  49                 $this->writable = ($this->get_data_value('writable') || $this->get_data_value('self'));
  50
  51                 $ssl_state = ((local_user()) ? true : false);
  52                 $this->redirect_url = $a->get_baseurl($ssl_state) . '/redir/' . $this->get_data_value('cid') ;
  53
  54                 if(get_config('system','thread_allow') && $a->theme_thread_allow && !$this->is_toplevel())
  55                         $this->threaded = true;
  56
  57                 // Prepare the children
  58                 if(count($data['children'])) {
  59                         foreach($data['children'] as $item) {
  60                                 /*
  61                                  * Only add will be displayed
  62                                  */
  63                                 if($item['network'] === NETWORK_MAIL && local_user() != $item['uid']) {
  64                                         continue;
  65                                 }
  66                                 if(! visible_activity($item)) {
  67                                         continue;
  68                                 }
  69                                 $child = new Item($item);
  70                                 $this->add_child($child);
  71                         }
  72                 }
  73         }
  74
  75         /**
  76          * Get data in a form usable by a conversation template
  77          *
  78          * Returns:
  79          *      _ The data requested on success
  80          *      _ false on failure
  81          */
  82         public function get_template_data($alike, $dlike, $thread_level=1) {
  83                 $result = array();
  84
  85                 $a = $this->get_app();
  86
  87                 $item = $this->get_data();
  88
  89                 $commentww = '';
  90                 $sparkle = '';
  91                 $buttons = '';
  92                 $dropping = false;
  93                 $star = false;
  94                 $isstarred = "unstarred";
  95                 $indent = '';
  96                 $shiny = '';
  97                 $osparkle = '';
  98                 $total_children = $this->count_descendants();
  99
 100                 $conv = $this->get_conversation();
 101
 102                 $lock = ((($item['private'] == 1) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid'])
 103                         || strlen($item['deny_cid']) || strlen($item['deny_gid']))))
 104                         ? t('Private Message')
 105                         : false);
 106                 $shareable = ((($conv->get_profile_owner() == local_user()) && ($item['private'] != 1)) ? true : false);
 107                 if(local_user() && link_compare($a->contact['url'],$item['author-link']))
 108                         $edpost = array($a->get_baseurl($ssl_state)."/editpost/".$item['id'], t("Edit"));
 109                 else
 110                         $edpost = false;
 111                 if(($this->get_data_value('uid') == local_user()) || $this->is_visiting())
 112                         $dropping = true;
 113
 114                 $drop = array(
 115                         'dropping' => $dropping,
 116                         'pagedrop' => $item['pagedrop'],
 117                         'select' => t('Select'),
 118                         'delete' => t('Delete'),
 119                 );
 120
 121                 $filer = (($conv->get_profile_owner() == local_user()) ? t("save to folder") : false);
 122
 123                 $diff_author    = ((link_compare($item['url'],$item['author-link'])) ? false : true);
 124                 $profile_name   = (((strlen($item['author-name']))   && $diff_author) ? $item['author-name']   : $item['name']);
 125                 if($item['author-link'] && (! $item['author-name']))
 126                         $profile_name = $item['author-link'];
 127
 128                 $sp = false;
 129                 $profile_link = best_link_url($item,$sp);
 130                 if($profile_link === 'mailbox')
 131                         $profile_link = '';
 132                 if($sp)
 133                         $sparkle = ' sparkle';
 134                 else
 135                         $profile_link = zrl($profile_link);
 136
 137                 $normalised = normalise_link((strlen($item['author-link'])) ? $item['author-link'] : $item['url']);
 138                 if(($normalised != 'mailbox') && (x($a->contacts,$normalised)))
 139                         $profile_avatar = $a->contacts[$normalised]['thumb'];
 140                 else
 141                         $profile_avatar = (((strlen($item['author-avatar'])) && $diff_author) ? $item['author-avatar'] : $a->get_cached_avatar_image($this->get_data_value('thumb')));
 142
 143                 $locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
 144                 call_hooks('render_location',$locate);
 145                 $location = ((strlen($locate['html'])) ? $locate['html'] : render_location_google($locate));
 146
 147                 $tags=array();
 148                 $hashtags = array();
 149                 $mentions = array();
 150                 foreach(explode(',',$item['tag']) as $tag){
 151                         $tag = trim($tag);
 152                         if ($tag!="") {
 153                                 $t = bbcode($tag);
 154                                 $tags[] = $t;
 155                                 if($t[0] == '#')
 156                                         $hashtags[] = $t;
 157                                 elseif($t[0] == '@')
 158                                         $mentions[] = $t;
 159                         }
 160
 161                 }
 162
 163                 $like    = ((x($alike,$item['uri'])) ? format_like($alike[$item['uri']],$alike[$item['uri'] . '-l'],'like',$item['uri']) : '');
 164                 $dislike = ((x($dlike,$item['uri'])) ? format_like($dlike[$item['uri']],$dlike[$item['uri'] . '-l'],'dislike',$item['uri']) : '');
 165
 166                 /*
 167                  * We should avoid doing this all the time, but it depends on the conversation mode
 168                  * And the conv mode may change when we change the conv, or it changes its mode
 169                  * Maybe we should establish a way to be notified about conversation changes
 170                  */
 171                 $this->check_wall_to_wall();
 172
 173                 if($this->is_wall_to_wall() && ($this->get_owner_url() == $this->get_redirect_url()))
 174                         $osparkle = ' sparkle';
 175
 176                 if($this->is_toplevel()) {
 177                         if($conv->get_profile_owner() == local_user()) {
 178                                 $isstarred = (($item['starred']) ? "starred" : "unstarred");
 179
 180                                 $star = array(
 181                                         'do' => t("add star"),
 182                                         'undo' => t("remove star"),
 183                                         'toggle' => t("toggle star status"),
 184                                         'classdo' => (($item['starred']) ? "hidden" : ""),
 185                                         'classundo' => (($item['starred']) ? "" : "hidden"),
 186                                         'starred' =>  t('starred'),
 187                                         'tagger' => t("add tag"),
 188                                         'classtagger' => "",
 189                                 );
 190                         }
 191                 } else {
 192                         $indent = 'comment';
 193                 }
 194
 195                 if($conv->is_writable()) {
 196                         $buttons = array(
 197                                 'like' => array( t("I like this \x28toggle\x29"), t("like")),
 198                                 'dislike' => array( t("I don't like this \x28toggle\x29"), t("dislike")),
 199                         );
 200                         if ($shareable) $buttons['share'] = array( t('Share this'), t('share'));
 201                 }
 202
 203                 if(strcmp(datetime_convert('UTC','UTC',$item['created']),datetime_convert('UTC','UTC','now - 12 hours')) > 0){
 204                         $shiny = 'shiny';
 205                 }
 206
 207                 localize_item($item);
 208
 209                 $body = prepare_body($item,true);
 210
 211         list($categories, $folders) = get_cats_and_terms($item);
 212
 213                 $tmp_item = array(
 214                         'template' => $this->get_template(),
 215
 216                         'type' => implode("",array_slice(explode("/",$item['verb']),-1)),
 217                         'tags' => $tags,
 218             'hashtags' => $hashtags,
 219             'mentions' => $mentions,
 220                         'txt_cats' => t('Categories:'),
 221                         'txt_folders' => t('Filed under:'),
 222                         'has_cats' => ((count($categories)) ? 'true' : ''),
 223                         'has_folders' => ((count($folders)) ? 'true' : ''),
 224             'categories' => $categories,
 225             'folders' => $folders,
 226                         'body' => template_escape($body),
 227                         'text' => strip_tags(template_escape($body)),
 228                         'id' => $this->get_id(),
 229                         'linktitle' => sprintf( t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
 230                         'olinktitle' => sprintf( t('View %s\'s profile @ %s'), $this->get_owner_name(), ((strlen($item['owner-link'])) ? $item['owner-link'] : $item['url'])),
 231                         'to' => t('to'),
 232                         'wall' => t('Wall-to-Wall'),
 233                         'vwall' => t('via Wall-To-Wall:'),
 234                         'profile_url' => $profile_link,
 235                         'item_photo_menu' => item_photo_menu($item),
 236                         'name' => template_escape($profile_name),
 237                         'thumb' => $profile_avatar,
 238                         'osparkle' => $osparkle,
 239                         'sparkle' => $sparkle,
 240                         'title' => template_escape($item['title']),
 241                         'localtime' => datetime_convert('UTC', date_default_timezone_get(), $item['created'], 'r'),
 242                         'ago' => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
 243                         'lock' => $lock,
 244                         'location' => template_escape($location),
 245                         'indent' => $indent,
 246                         'shiny' => $shiny,
 247                         'owner_url' => $this->get_owner_url(),
 248                         'owner_photo' => $this->get_owner_photo(),
 249                         'owner_name' => template_escape($this->get_owner_name()),
 250                         'plink' => get_plink($item),
 251                         'edpost' => $edpost,
 252                         'isstarred' => $isstarred,
 253                         'star' => $star,
 254                         'filer' => $filer,
 255                         'drop' => $drop,
 256                         'vote' => $buttons,
 257                         'like' => $like,
 258                         'dislike' => $dislike,
 259                         'comment' => $this->get_comment_box($indent),
 260                         'previewing' => ($conv->is_preview() ? ' preview ' : ''),
 261                         'wait' => t('Please wait'),
 262                         'thread_level' => $thread_level
 263                 );
 264
 265                 $arr = array('item' => $item, 'output' => $tmp_item);
 266                 call_hooks('display_item', $arr);
 267
 268                 $result = $arr['output'];
 269
 270                 $result['children'] = array();
 271                 $children = $this->get_children();
 272                 $nb_children = count($children);
 273                 if($nb_children > 0) {
 274                         foreach($children as $child) {
 275                                 $result['children'][] = $child->get_template_data($alike, $dlike, $thread_level + 1);
 276                         }
 277                         // Collapse
 278                         if(($nb_children > 2) || ($thread_level > 1)) {
 279                                 $result['children'][0]['comment_firstcollapsed'] = true;
 280                                 $result['children'][0]['num_comments'] = sprintf( tt('%d comment','%d comments',$total_children),$total_children );
 281                                 $result['children'][0]['hidden_comments_num'] = $total_children;
 282                                 $result['children'][0]['hidden_comments_text'] = tt('comment', 'comments', $total_children);
 283                                 $result['children'][0]['hide_text'] = t('show more');
 284                                 if($thread_level > 1) {
 285                                         $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
 286                                 }
 287                                 else {
 288                                         $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
 289                                 }
 290                         }
 291                 }
 292
 293         if ($this->is_toplevel()) {
 294             $result['total_comments_num'] = "$total_children";
 295             $result['total_comments_text'] = tt('comment', 'comments', $total_children);
 296         }
 297
 298                 $result['private'] = $item['private'];
 299                 $result['toplevel'] = ($this->is_toplevel() ? 'toplevel_item' : '');
 300
 301                 if($this->is_threaded()) {
 302                         $result['flatten'] = false;
 303                         $result['threaded'] = true;
 304                 }
 305                 else {
 306                         $result['flatten'] = true;
 307                         $result['threaded'] = false;
 308                 }
 309
 310                 return $result;
 311         }
 312
 313         public function get_id() {
 314                 return $this->get_data_value('id');
 315         }
 316
 317         public function is_threaded() {
 318                 return $this->threaded;
 319         }
 320
 321         /**
 322          * Add a child item
 323          */
 324         public function add_child($item) {
 325                 $item_id = $item->get_id();
 326                 if(!$item_id) {
 327                         logger('[ERROR] Item::add_child : Item has no ID!!', LOGGER_DEBUG);
 328                         return false;
 329                 }
 330                 if($this->get_child($item->get_id())) {
 331                         logger('[WARN] Item::add_child : Item already exists ('. $item->get_id() .').', LOGGER_DEBUG);
 332                         return false;
 333                 }
 334                 /*
 335                  * Only add what will be displayed
 336                  */
 337                 if($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid')) {
 338                         return false;
 339                 }
 340                 if(activity_match($item->get_data_value('verb'),ACTIVITY_LIKE) || activity_match($item->get_data_value('verb'),ACTIVITY_DISLIKE)) {
 341                         return false;
 342                 }
 343
 344                 $item->set_parent($this);
 345                 $this->children[] = $item;
 346                 return end($this->children);
 347         }
 348
 349         /**
 350          * Get a child by its ID
 351          */
 352         public function get_child($id) {
 353                 foreach($this->get_children() as $child) {
 354                         if($child->get_id() == $id)
 355                                 return $child;
 356                 }
 357                 return null;
 358         }
 359
 360         /**
 361          * Get all ou children
 362          */
 363         public function get_children() {
 364                 return $this->children;
 365         }
 366
 367         /**
 368          * Set our parent
 369          */
 370         protected function set_parent($item) {
 371                 $parent = $this->get_parent();
 372                 if($parent) {
 373                         $parent->remove_child($this);
 374                 }
 375                 $this->parent = $item;
 376                 $this->set_conversation($item->get_conversation());
 377         }
 378
 379         /**
 380          * Remove our parent
 381          */
 382         protected function remove_parent() {
 383                 $this->parent = null;
 384                 $this->conversation = null;
 385         }
 386
 387         /**
 388          * Remove a child
 389          */
 390         public function remove_child($item) {
 391                 $id = $item->get_id();
 392                 foreach($this->get_children() as $key => $child) {
 393                         if($child->get_id() == $id) {
 394                                 $child->remove_parent();
 395                                 unset($this->children[$key]);
 396                                 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
 397                                 $this->children = array_values($this->children);
 398                                 return true;
 399                         }
 400                 }
 401                 logger('[WARN] Item::remove_child : Item is not a child ('. $id .').', LOGGER_DEBUG);
 402                 return false;
 403         }
 404
 405         /**
 406          * Get parent item
 407          */
 408         protected function get_parent() {
 409                 return $this->parent;
 410         }
 411
 412         /**
 413          * set conversation
 414          */
 415         public function set_conversation($conv) {
 416                 $previous_mode = ($this->conversation ? $this->conversation->get_mode() : '');
 417
 418                 $this->conversation = $conv;
 419
 420                 // Set it on our children too
 421                 foreach($this->get_children() as $child)
 422                         $child->set_conversation($conv);
 423         }
 424
 425         /**
 426          * get conversation
 427          */
 428         public function get_conversation() {
 429                 return $this->conversation;
 430         }
 431
 432         /**
 433          * Get raw data
 434          *
 435          * We shouldn't need this
 436          */
 437         public function get_data() {
 438                 return $this->data;
 439         }
 440
 441         /**
 442          * Get a data value
 443          *
 444          * Returns:
 445          *      _ value on success
 446          *      _ false on failure
 447          */
 448         public function get_data_value($name) {
 449                 if(!isset($this->data[$name])) {
 450                         logger('[ERROR] Item::get_data_value : Item has no value name "'. $name .'".', LOGGER_DEBUG);
 451                         return false;
 452                 }
 453
 454                 return $this->data[$name];
 455         }
 456
 457         /**
 458          * Set template
 459          */
 460         private function set_template($name) {
 461                 if(!x($this->available_templates, $name)) {
 462                         logger('[ERROR] Item::set_template : Template not available ("'. $name .'").', LOGGER_DEBUG);
 463                         return false;
 464                 }
 465                 $this->template = $this->available_templates[$name];
 466         }
 467
 468         /**
 469          * Get template
 470          */
 471         private function get_template() {
 472                 return $this->template;
 473         }
 474
 475         /**
 476          * Check if this is a toplevel post
 477          */
 478         private function is_toplevel() {
 479                 return $this->toplevel;
 480         }
 481
 482         /**
 483          * Check if this is writable
 484          */
 485         private function is_writable() {
 486                 $conv = $this->get_conversation();
 487
 488                 if($conv) {
 489                         // This will allow us to comment on wall-to-wall items owned by our friends
 490                         // and community forums even if somebody else wrote the post.
 491                         return ($this->writable || ($this->is_visiting() && $conv->get_mode() == 'profile'));
 492                 }
 493                 return $this->writable;
 494         }
 495
 496         /**
 497          * Count the total of our descendants
 498          */
 499         private function count_descendants() {
 500                 $children = $this->get_children();
 501                 $total = count($children);
 502                 if($total > 0) {
 503                         foreach($children as $child) {
 504                                 $total += $child->count_descendants();
 505                         }
 506                 }
 507                 return $total;
 508         }
 509
 510         /**
 511          * Get the template for the comment box
 512          */
 513         private function get_comment_box_template() {
 514                 return $this->comment_box_template;
 515         }
 516
 517         /**
 518          * Get the comment box
 519          *
 520          * Returns:
 521          *      _ The comment box string (empty if no comment box)
 522          *      _ false on failure
 523          */
 524         private function get_comment_box($indent) {
 525                 $a = $this->get_app();
 526                 if(!$this->is_toplevel() && !(get_config('system','thread_allow') && $a->theme_thread_allow)) {
 527                         return '';
 528                 }
 529
 530                 $comment_box = '';
 531                 $conv = $this->get_conversation();
 532                 $template = get_markup_template($this->get_comment_box_template());
 533                 $ww = '';
 534                 if( ($conv->get_mode() === 'network') && $this->is_wall_to_wall() )
 535                         $ww = 'ww';
 536
 537                 if($conv->is_writable() && $this->is_writable()) {
 538                         $qc = $qcomment =  null;
 539
 540                         /*
 541                          * Hmmm, code depending on the presence of a particular plugin?
 542                          * This should be better if done by a hook
 543                          */
 544                         if(in_array('qcomment',$a->plugins)) {
 545                                 $qc = ((local_user()) ? get_pconfig(local_user(),'qcomment','words') : null);
 546                                 $qcomment = (($qc) ? explode("\n",$qc) : null);
 547                         }
 548                         $comment_box = replace_macros($template,array(
 549                                 '$return_path' => '',
 550                                 '$threaded' => $this->is_threaded(),
 551 //                              '$jsreload' => (($conv->get_mode() === 'display') ? $_SESSION['return_url'] : ''),
 552                                 '$jsreload' => '',
 553                                 '$type' => (($conv->get_mode() === 'profile') ? 'wall-comment' : 'net-comment'),
 554                                 '$id' => $this->get_id(),
 555                                 '$parent' => $this->get_id(),
 556                                 '$qcomment' => $qcomment,
 557                                 '$profile_uid' =>  $conv->get_profile_owner(),
 558                                 '$mylink' => $a->contact['url'],
 559                                 '$mytitle' => t('This is you'),
 560                                 '$myphoto' => $a->contact['thumb'],
 561                                 '$comment' => t('Comment'),
 562                                 '$submit' => t('Submit'),
 563                                 '$edbold' => t('Bold'),
 564                                 '$editalic' => t('Italic'),
 565                                 '$eduline' => t('Underline'),
 566                                 '$edquote' => t('Quote'),
 567                                 '$edcode' => t('Code'),
 568                                 '$edimg' => t('Image'),
 569                                 '$edurl' => t('Link'),
 570                                 '$edvideo' => t('Video'),
 571                                 '$preview' => t('Preview'),
 572                                 '$indent' => $indent,
 573                                 '$sourceapp' => t($a->sourcename),
 574                                 '$ww' => (($conv->get_mode() === 'network') ? $ww : ''),
 575                                 '$rand_num' => random_digits(12)
 576                         ));
 577                 }
 578
 579                 return $comment_box;
 580         }
 581
 582         private function get_redirect_url() {
 583                 return $this->redirect_url;
 584         }
 585
 586         /**
 587          * Check if we are a wall to wall item and set the relevant properties
 588          */
 589         protected function check_wall_to_wall() {
 590                 $a = $this->get_app();
 591                 $conv = $this->get_conversation();
 592                 $this->wall_to_wall = false;
 593
 594                 if($this->is_toplevel()) {
 595                         if( (! $this->get_data_value('self')) && ($conv->get_mode() !== 'profile')) {
 596                                 if($this->get_data_value('wall')) {
 597
 598                                         // On the network page, I am the owner. On the display page it will be the profile owner.
 599                                         // This will have been stored in $a->page_contact by our calling page.
 600                                         // Put this person as the wall owner of the wall-to-wall notice.
 601
 602                                         $this->owner_url = zrl($a->page_contact['url']);
 603                                         $this->owner_photo = $a->page_contact['thumb'];
 604                                         $this->owner_name = $a->page_contact['name'];
 605                                         $this->wall_to_wall = true;
 606                                 }
 607                                 else if($this->get_data_value('owner-link')) {
 608
 609                                         $owner_linkmatch = (($this->get_data_value('owner-link')) && link_compare($this->get_data_value('owner-link'),$this->get_data_value('author-link')));
 610                                         $alias_linkmatch = (($this->get_data_value('alias')) && link_compare($this->get_data_value('alias'),$this->get_data_value('author-link')));
 611                                         $owner_namematch = (($this->get_data_value('owner-name')) && $this->get_data_value('owner-name') == $this->get_data_value('author-name'));
 612                                         if((! $owner_linkmatch) && (! $alias_linkmatch) && (! $owner_namematch)) {
 613
 614                                                 // The author url doesn't match the owner (typically the contact)
 615                                                 // and also doesn't match the contact alias.
 616                                                 // The name match is a hack to catch several weird cases where URLs are
 617                                                 // all over the park. It can be tricked, but this prevents you from
 618                                                 // seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
 619                                                 // well that it's the same Bob Smith.
 620
 621                                                 // But it could be somebody else with the same name. It just isn't highly likely.
 622
 623
 624                                                 $this->owner_photo = $this->get_data_value('owner-avatar');
 625                                                 $this->owner_name = $this->get_data_value('owner-name');
 626                                                 $this->wall_to_wall = true;
 627                                                 // If it is our contact, use a friendly redirect link
 628                                                 if((link_compare($this->get_data_value('owner-link'),$this->get_data_value('url')))
 629                                                         && ($this->get_data_value('network') === NETWORK_DFRN)) {
 630                                                         $this->owner_url = $this->get_redirect_url();
 631                                                 }
 632                                                 else
 633                                                         $this->owner_url = zrl($this->get_data_value('owner-link'));
 634                                         }
 635                                 }
 636                         }
 637                 }
 638
 639                 if(!$this->wall_to_wall) {
 640                         $this->set_template('wall');
 641                         $this->owner_url = '';
 642                         $this->owner_photo = '';
 643                         $this->owner_name = '';
 644                 }
 645         }
 646
 647         private function is_wall_to_wall() {
 648                 return $this->wall_to_wall;
 649         }
 650
 651         private function get_owner_url() {
 652                 return $this->owner_url;
 653         }
 654
 655         private function get_owner_photo() {
 656                 return $this->owner_photo;
 657         }
 658
 659         private function get_owner_name() {
 660                 return $this->owner_name;
 661         }
 662
 663         private function is_visiting() {
 664                 return $this->visiting;
 665         }
 666
 667
 668
 669
 670 }
 671 ?>