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                                 $item['pagedrop'] = $data['pagedrop'];
  70                                 $child = new Item($item);
  71                                 $this->add_child($child);
  72                         }
  73                 }
  74         }
  75
  76         /**
  77          * Get data in a form usable by a conversation template
  78          *
  79          * Returns:
  80          *      _ The data requested on success
  81          *      _ false on failure
  82          */
  83         public function get_template_data($alike, $dlike, $thread_level=1) {
  84                 $result = array();
  85
  86                 $a = $this->get_app();
  87
  88                 $item = $this->get_data();
  89                 $edited = false;
  90                 if (strcmp($item['created'], $item['edited'])<>0) {
  91                       $edited = array(
  92                           'label' => t('This entry was edited'),
  93                           'date' => datetime_convert('UTC', date_default_timezone_get(), $item['edited'], 'r'),
  94                           'relative' => relative_date($item['edited'])
  95                       );
  96                 }
  97                 $commentww = '';
  98                 $sparkle = '';
  99                 $buttons = '';
 100                 $dropping = false;
 101                 $star = false;
 102                 $isstarred = "unstarred";
 103                 $indent = '';
 104                 $shiny = '';
 105                 $osparkle = '';
 106                 $total_children = $this->count_descendants();
 107
 108                 $conv = $this->get_conversation();
 109
 110
 111                 $lock = ((($item['private'] == 1) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid'])
 112                         || strlen($item['deny_cid']) || strlen($item['deny_gid']))))
 113                         ? t('Private Message')
 114                         : false);
 115                 $shareable = ((($conv->get_profile_owner() == local_user()) && ($item['private'] != 1)) ? true : false);
 116                 if(local_user() && link_compare($a->contact['url'],$item['author-link']))
 117                         $edpost = array($a->get_baseurl($ssl_state)."/editpost/".$item['id'], t("Edit"));
 118                 else
 119                         $edpost = false;
 120                 if(($this->get_data_value('uid') == local_user()) || $this->is_visiting())
 121                         $dropping = true;
 122
 123                 $drop = array(
 124                         'dropping' => $dropping,
 125                         'pagedrop' => ((feature_enabled($conv->get_profile_owner(),'multi_delete')) ? $item['pagedrop'] : ''),
 126                         'select' => t('Select'),
 127                         'delete' => t('Delete'),
 128                 );
 129
 130                 $filer = (($conv->get_profile_owner() == local_user()) ? t("save to folder") : false);
 131
 132                 $diff_author    = ((link_compare($item['url'],$item['author-link'])) ? false : true);
 133                 $profile_name   = (((strlen($item['author-name']))   && $diff_author) ? $item['author-name']   : $item['name']);
 134                 if($item['author-link'] && (! $item['author-name']))
 135                         $profile_name = $item['author-link'];
 136
 137                 $sp = false;
 138                 $profile_link = best_link_url($item,$sp);
 139                 if($profile_link === 'mailbox')
 140                         $profile_link = '';
 141                 if($sp)
 142                         $sparkle = ' sparkle';
 143                 else
 144                         $profile_link = zrl($profile_link);
 145
 146                 $normalised = normalise_link((strlen($item['author-link'])) ? $item['author-link'] : $item['url']);
 147                 if(($normalised != 'mailbox') && (x($a->contacts,$normalised)))
 148                         $profile_avatar = $a->contacts[$normalised]['thumb'];
 149                 else
 150                         $profile_avatar = (((strlen($item['author-avatar'])) && $diff_author) ? $item['author-avatar'] : $a->get_cached_avatar_image($this->get_data_value('thumb')));
 151
 152                 $locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
 153                 call_hooks('render_location',$locate);
 154                 $location = ((strlen($locate['html'])) ? $locate['html'] : render_location_google($locate));
 155
 156                 $searchpath = $a->get_baseurl()."/search?tag=";
 157                 $tags=array();
 158                 $hashtags = array();
 159                 $mentions = array();
 160
 161
 162                 /*foreach(explode(',',$item['tag']) as $tag){
 163                         $tag = trim($tag);
 164                         if ($tag!="") {
 165                                 $t = bbcode($tag);
 166                                 $tags[] = $t;
 167                                 if($t[0] == '#')
 168                                         $hashtags[] = $t;
 169                                 elseif($t[0] == '@')
 170                                         $mentions[] = $t;
 171                         }
 172                 }*/
 173
 174                 $like    = ((x($alike,$item['uri'])) ? format_like($alike[$item['uri']],$alike[$item['uri'] . '-l'],'like',$item['uri']) : '');
 175                 $dislike = ((x($dlike,$item['uri'])) ? format_like($dlike[$item['uri']],$dlike[$item['uri'] . '-l'],'dislike',$item['uri']) : '');
 176
 177                 /*
 178                  * We should avoid doing this all the time, but it depends on the conversation mode
 179                  * And the conv mode may change when we change the conv, or it changes its mode
 180                  * Maybe we should establish a way to be notified about conversation changes
 181                  */
 182                 $this->check_wall_to_wall();
 183
 184                 if($this->is_wall_to_wall() && ($this->get_owner_url() == $this->get_redirect_url()))
 185                         $osparkle = ' sparkle';
 186
 187                 if($this->is_toplevel()) {
 188                         if($conv->get_profile_owner() == local_user()) {
 189                                 $isstarred = (($item['starred']) ? "starred" : "unstarred");
 190
 191                                 $star = array(
 192                                         'do' => t("add star"),
 193                                         'undo' => t("remove star"),
 194                                         'toggle' => t("toggle star status"),
 195                                         'classdo' => (($item['starred']) ? "hidden" : ""),
 196                                         'classundo' => (($item['starred']) ? "" : "hidden"),
 197                                         'starred' =>  t('starred'),
 198                                 );
 199                                 $tagger = '';
 200                                 if(feature_enabled($conv->get_profile_owner(),'commtag')) {
 201                                         $tagger = array(
 202                                                 'add' => t("add tag"),
 203                                                 'class' => "",
 204                                         );
 205                                 }
 206                         }
 207                 } else {
 208                         $indent = 'comment';
 209                 }
 210
 211                 if($conv->is_writable()) {
 212                         $buttons = array(
 213                                 'like' => array( t("I like this \x28toggle\x29"), t("like")),
 214                                 'dislike' => ((feature_enabled($conv->get_profile_owner(),'dislike')) ? array( t("I don't like this \x28toggle\x29"), t("dislike")) : ''),
 215                         );
 216                         if ($shareable) $buttons['share'] = array( t('Share this'), t('share'));
 217                 }
 218
 219                 if(strcmp(datetime_convert('UTC','UTC',$item['created']),datetime_convert('UTC','UTC','now - 12 hours')) > 0){
 220                         $shiny = 'shiny';
 221                 }
 222
 223                 localize_item($item);
 224
 225                 if ($item["postopts"] and !get_config("system", "suppress_language")) {
 226                         //$langdata = explode(";", $item["postopts"]);
 227                         //$langstr = substr($langdata[0], 5)." (".round($langdata[1]*100, 1)."%)";
 228                         $langstr = "";
 229                         if (substr($item["postopts"], 0, 5) == "lang=") {
 230                                 $postopts = substr($item["postopts"], 5);
 231
 232                                 $languages = explode(":", $postopts);
 233
 234                                 if (sizeof($languages) == 1) {
 235                                         $languages = array();
 236                                         $languages[] = $postopts;
 237                                 }
 238
 239                                 foreach ($languages as $language) {
 240                                         $langdata = explode(";", $language);
 241                                         if ($langstr != "")
 242                                                 $langstr .= ", ";
 243
 244                                         //$langstr .= $langdata[0]." (".round($langdata[1]*100, 1)."%)";
 245                                         $langstr .= round($langdata[1]*100, 1)."% ".$langdata[0];
 246                                 }
 247                         }
 248                 }
 249
 250                 $body = prepare_body($item,true);
 251
 252                 list($categories, $folders) = get_cats_and_terms($item);
 253
 254                 if($a->theme['template_engine'] === 'internal') {
 255                         $body_e = template_escape($body);
 256                         $text_e = strip_tags(template_escape($body));
 257                         $name_e = template_escape($profile_name);
 258                         $title_e = template_escape($item['title']);
 259                         $location_e = template_escape($location);
 260                         $owner_name_e = template_escape($this->get_owner_name());
 261                 }
 262                 else {
 263                         $body_e = $body;
 264                         $text_e = strip_tags($body);
 265                         $name_e = $profile_name;
 266                         $title_e = $item['title'];
 267                         $location_e = $location;
 268                         $owner_name_e = $this->get_owner_name();
 269                 }
 270
 271                 $tmp_item = array(
 272                         'template' => $this->get_template(),
 273
 274                         'type' => implode("",array_slice(explode("/",$item['verb']),-1)),
 275                         'tags' => $item['tags'],
 276                         'hashtags' => $item['hashtags'],
 277                         'mentions' => $item['mentions'],
 278                         'txt_cats' => t('Categories:'),
 279                         'txt_folders' => t('Filed under:'),
 280                         'has_cats' => ((count($categories)) ? 'true' : ''),
 281                         'has_folders' => ((count($folders)) ? 'true' : ''),
 282                         'categories' => $categories,
 283                         'folders' => $folders,
 284                         'body' => $body_e,
 285                         'text' => $text_e,
 286                         'id' => $this->get_id(),
 287                         'linktitle' => sprintf( t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
 288                         'olinktitle' => sprintf( t('View %s\'s profile @ %s'), $this->get_owner_name(), ((strlen($item['owner-link'])) ? $item['owner-link'] : $item['url'])),
 289                         'to' => t('to'),
 290                         'via' => t('via'),
 291                         'wall' => t('Wall-to-Wall'),
 292                         'vwall' => t('via Wall-To-Wall:'),
 293                         'profile_url' => $profile_link,
 294                         'item_photo_menu' => item_photo_menu($item),
 295                         'name' => $name_e,
 296                         'thumb' => $profile_avatar,
 297                         'osparkle' => $osparkle,
 298                         'sparkle' => $sparkle,
 299                         'title' => $title_e,
 300                         'localtime' => datetime_convert('UTC', date_default_timezone_get(), $item['created'], 'r'),
 301                         'ago' => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
 302                         'lock' => $lock,
 303                         'location' => $location_e,
 304                         'indent' => $indent,
 305                         'shiny' => $shiny,
 306                         'owner_url' => $this->get_owner_url(),
 307                         'owner_photo' => $this->get_owner_photo(),
 308                         'owner_name' => $owner_name_e,
 309                         'plink' => get_plink($item),
 310                         'edpost'    => ((feature_enabled($conv->get_profile_owner(),'edit_posts')) ? $edpost : ''),
 311                         'isstarred' => $isstarred,
 312                         'star'      => ((feature_enabled($conv->get_profile_owner(),'star_posts')) ? $star : ''),
 313                         'tagger'        => $tagger,
 314                         'filer'     => ((feature_enabled($conv->get_profile_owner(),'filing')) ? $filer : ''),
 315                         'drop' => $drop,
 316                         'vote' => $buttons,
 317                         'like' => $like,
 318                         'dislike'   => $dislike,
 319                         'switchcomment' => t('Comment'),
 320                         'comment' => $this->get_comment_box($indent),
 321                         'previewing' => ($conv->is_preview() ? ' preview ' : ''),
 322                         'wait' => t('Please wait'),
 323                         'thread_level' => $thread_level,
 324                         'postopts' => $langstr,
 325                         'edited' => $edited
 326                 );
 327
 328                 $arr = array('item' => $item, 'output' => $tmp_item);
 329                 call_hooks('display_item', $arr);
 330
 331                 $result = $arr['output'];
 332
 333                 $result['children'] = array();
 334                 $children = $this->get_children();
 335                 $nb_children = count($children);
 336                 if($nb_children > 0) {
 337                         foreach($children as $child) {
 338                                 $result['children'][] = $child->get_template_data($alike, $dlike, $thread_level + 1);
 339                         }
 340                         // Collapse
 341                         if(($nb_children > 2) || ($thread_level > 1)) {
 342                                 $result['children'][0]['comment_firstcollapsed'] = true;
 343                                 $result['children'][0]['num_comments'] = sprintf( tt('%d comment','%d comments',$total_children),$total_children );
 344                                 $result['children'][0]['hidden_comments_num'] = $total_children;
 345                                 $result['children'][0]['hidden_comments_text'] = tt('comment', 'comments', $total_children);
 346                                 $result['children'][0]['hide_text'] = t('show more');
 347                                 if($thread_level > 1) {
 348                                         $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
 349                                 }
 350                                 else {
 351                                         $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
 352                                 }
 353                         }
 354                 }
 355
 356         if ($this->is_toplevel()) {
 357             $result['total_comments_num'] = "$total_children";
 358             $result['total_comments_text'] = tt('comment', 'comments', $total_children);
 359         }
 360
 361                 $result['private'] = $item['private'];
 362                 $result['toplevel'] = ($this->is_toplevel() ? 'toplevel_item' : '');
 363
 364                 if($this->is_threaded()) {
 365                         $result['flatten'] = false;
 366                         $result['threaded'] = true;
 367                 }
 368                 else {
 369                         $result['flatten'] = true;
 370                         $result['threaded'] = false;
 371                 }
 372
 373                 return $result;
 374         }
 375
 376         public function get_id() {
 377                 return $this->get_data_value('id');
 378         }
 379
 380         public function is_threaded() {
 381                 return $this->threaded;
 382         }
 383
 384         /**
 385          * Add a child item
 386          */
 387         public function add_child($item) {
 388                 $item_id = $item->get_id();
 389                 if(!$item_id) {
 390                         logger('[ERROR] Item::add_child : Item has no ID!!', LOGGER_DEBUG);
 391                         return false;
 392                 }
 393                 if($this->get_child($item->get_id())) {
 394                         logger('[WARN] Item::add_child : Item already exists ('. $item->get_id() .').', LOGGER_DEBUG);
 395                         return false;
 396                 }
 397                 /*
 398                  * Only add what will be displayed
 399                  */
 400                 if($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid')) {
 401                         return false;
 402                 }
 403                 if(activity_match($item->get_data_value('verb'),ACTIVITY_LIKE) || activity_match($item->get_data_value('verb'),ACTIVITY_DISLIKE)) {
 404                         return false;
 405                 }
 406
 407                 $item->set_parent($this);
 408                 $this->children[] = $item;
 409                 return end($this->children);
 410         }
 411
 412         /**
 413          * Get a child by its ID
 414          */
 415         public function get_child($id) {
 416                 foreach($this->get_children() as $child) {
 417                         if($child->get_id() == $id)
 418                                 return $child;
 419                 }
 420                 return null;
 421         }
 422
 423         /**
 424          * Get all ou children
 425          */
 426         public function get_children() {
 427                 return $this->children;
 428         }
 429
 430         /**
 431          * Set our parent
 432          */
 433         protected function set_parent($item) {
 434                 $parent = $this->get_parent();
 435                 if($parent) {
 436                         $parent->remove_child($this);
 437                 }
 438                 $this->parent = $item;
 439                 $this->set_conversation($item->get_conversation());
 440         }
 441
 442         /**
 443          * Remove our parent
 444          */
 445         protected function remove_parent() {
 446                 $this->parent = null;
 447                 $this->conversation = null;
 448         }
 449
 450         /**
 451          * Remove a child
 452          */
 453         public function remove_child($item) {
 454                 $id = $item->get_id();
 455                 foreach($this->get_children() as $key => $child) {
 456                         if($child->get_id() == $id) {
 457                                 $child->remove_parent();
 458                                 unset($this->children[$key]);
 459                                 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
 460                                 $this->children = array_values($this->children);
 461                                 return true;
 462                         }
 463                 }
 464                 logger('[WARN] Item::remove_child : Item is not a child ('. $id .').', LOGGER_DEBUG);
 465                 return false;
 466         }
 467
 468         /**
 469          * Get parent item
 470          */
 471         protected function get_parent() {
 472                 return $this->parent;
 473         }
 474
 475         /**
 476          * set conversation
 477          */
 478         public function set_conversation($conv) {
 479                 $previous_mode = ($this->conversation ? $this->conversation->get_mode() : '');
 480
 481                 $this->conversation = $conv;
 482
 483                 // Set it on our children too
 484                 foreach($this->get_children() as $child)
 485                         $child->set_conversation($conv);
 486         }
 487
 488         /**
 489          * get conversation
 490          */
 491         public function get_conversation() {
 492                 return $this->conversation;
 493         }
 494
 495         /**
 496          * Get raw data
 497          *
 498          * We shouldn't need this
 499          */
 500         public function get_data() {
 501                 return $this->data;
 502         }
 503
 504         /**
 505          * Get a data value
 506          *
 507          * Returns:
 508          *      _ value on success
 509          *      _ false on failure
 510          */
 511         public function get_data_value($name) {
 512                 if(!isset($this->data[$name])) {
 513 //                      logger('[ERROR] Item::get_data_value : Item has no value name "'. $name .'".', LOGGER_DEBUG);
 514                         return false;
 515                 }
 516
 517                 return $this->data[$name];
 518         }
 519
 520         /**
 521          * Set template
 522          */
 523         private function set_template($name) {
 524                 $a = get_app();
 525
 526                 if(!x($this->available_templates, $name)) {
 527                         logger('[ERROR] Item::set_template : Template not available ("'. $name .'").', LOGGER_DEBUG);
 528                         return false;
 529                 }
 530
 531                 $this->template = $this->available_templates[$name];
 532         }
 533
 534         /**
 535          * Get template
 536          */
 537         private function get_template() {
 538                 return $this->template;
 539         }
 540
 541         /**
 542          * Check if this is a toplevel post
 543          */
 544         private function is_toplevel() {
 545                 return $this->toplevel;
 546         }
 547
 548         /**
 549          * Check if this is writable
 550          */
 551         private function is_writable() {
 552                 $conv = $this->get_conversation();
 553
 554                 if($conv) {
 555                         // This will allow us to comment on wall-to-wall items owned by our friends
 556                         // and community forums even if somebody else wrote the post.
 557
 558                         // bug #517 - this fixes for conversation owner
 559                         if($conv->get_mode() == 'profile' && $conv->get_profile_owner() == local_user())
 560                                 return true;
 561
 562                         // this fixes for visitors
 563                         return ($this->writable || ($this->is_visiting() && $conv->get_mode() == 'profile'));
 564                 }
 565                 return $this->writable;
 566         }
 567
 568         /**
 569          * Count the total of our descendants
 570          */
 571         private function count_descendants() {
 572                 $children = $this->get_children();
 573                 $total = count($children);
 574                 if($total > 0) {
 575                         foreach($children as $child) {
 576                                 $total += $child->count_descendants();
 577                         }
 578                 }
 579                 return $total;
 580         }
 581
 582         /**
 583          * Get the template for the comment box
 584          */
 585         private function get_comment_box_template() {
 586                 return $this->comment_box_template;
 587         }
 588
 589         /**
 590          * Get the comment box
 591          *
 592          * Returns:
 593          *      _ The comment box string (empty if no comment box)
 594          *      _ false on failure
 595          */
 596         private function get_comment_box($indent) {
 597                 $a = $this->get_app();
 598                 if(!$this->is_toplevel() && !(get_config('system','thread_allow') && $a->theme_thread_allow)) {
 599                         return '';
 600                 }
 601
 602                 $comment_box = '';
 603                 $conv = $this->get_conversation();
 604                 $template = get_markup_template($this->get_comment_box_template());
 605                 $ww = '';
 606                 if( ($conv->get_mode() === 'network') && $this->is_wall_to_wall() )
 607                         $ww = 'ww';
 608
 609                 if($conv->is_writable() && $this->is_writable()) {
 610                         $qc = $qcomment =  null;
 611
 612                         /*
 613                          * Hmmm, code depending on the presence of a particular plugin?
 614                          * This should be better if done by a hook
 615                          */
 616                         if(in_array('qcomment',$a->plugins)) {
 617                                 $qc = ((local_user()) ? get_pconfig(local_user(),'qcomment','words') : null);
 618                                 $qcomment = (($qc) ? explode("\n",$qc) : null);
 619                         }
 620                         $comment_box = replace_macros($template,array(
 621                                 '$return_path' => $a->query_string,
 622                                 '$threaded' => $this->is_threaded(),
 623 //                              '$jsreload' => (($conv->get_mode() === 'display') ? $_SESSION['return_url'] : ''),
 624                                 '$jsreload' => '',
 625                                 '$type' => (($conv->get_mode() === 'profile') ? 'wall-comment' : 'net-comment'),
 626                                 '$id' => $this->get_id(),
 627                                 '$parent' => $this->get_id(),
 628                                 '$qcomment' => $qcomment,
 629                                 '$profile_uid' =>  $conv->get_profile_owner(),
 630                                 '$mylink' => $a->contact['url'],
 631                                 '$mytitle' => t('This is you'),
 632                                 '$myphoto' => $a->contact['thumb'],
 633                                 '$comment' => t('Comment'),
 634                                 '$submit' => t('Submit'),
 635                                 '$edbold' => t('Bold'),
 636                                 '$editalic' => t('Italic'),
 637                                 '$eduline' => t('Underline'),
 638                                 '$edquote' => t('Quote'),
 639                                 '$edcode' => t('Code'),
 640                                 '$edimg' => t('Image'),
 641                                 '$edurl' => t('Link'),
 642                                 '$edvideo' => t('Video'),
 643                                 '$preview' => ((feature_enabled($conv->get_profile_owner(),'preview')) ? t('Preview') : ''),
 644                                 '$indent' => $indent,
 645                                 '$sourceapp' => t($a->sourcename),
 646                                 '$ww' => (($conv->get_mode() === 'network') ? $ww : ''),
 647                                 '$rand_num' => random_digits(12)
 648                         ));
 649                 }
 650
 651                 return $comment_box;
 652         }
 653
 654         private function get_redirect_url() {
 655                 return $this->redirect_url;
 656         }
 657
 658         /**
 659          * Check if we are a wall to wall item and set the relevant properties
 660          */
 661         protected function check_wall_to_wall() {
 662                 $a = $this->get_app();
 663                 $conv = $this->get_conversation();
 664                 $this->wall_to_wall = false;
 665
 666                 if($this->is_toplevel()) {
 667                         if( (! $this->get_data_value('self')) && ($conv->get_mode() !== 'profile')) {
 668                                 if($this->get_data_value('wall')) {
 669
 670                                         // On the network page, I am the owner. On the display page it will be the profile owner.
 671                                         // This will have been stored in $a->page_contact by our calling page.
 672                                         // Put this person as the wall owner of the wall-to-wall notice.
 673
 674                                         $this->owner_url = zrl($a->page_contact['url']);
 675                                         $this->owner_photo = $a->page_contact['thumb'];
 676                                         $this->owner_name = $a->page_contact['name'];
 677                                         $this->wall_to_wall = true;
 678                                 }
 679                                 else if($this->get_data_value('owner-link')) {
 680
 681                                         $owner_linkmatch = (($this->get_data_value('owner-link')) && link_compare($this->get_data_value('owner-link'),$this->get_data_value('author-link')));
 682                                         $alias_linkmatch = (($this->get_data_value('alias')) && link_compare($this->get_data_value('alias'),$this->get_data_value('author-link')));
 683                                         $owner_namematch = (($this->get_data_value('owner-name')) && $this->get_data_value('owner-name') == $this->get_data_value('author-name'));
 684                                         if((! $owner_linkmatch) && (! $alias_linkmatch) && (! $owner_namematch)) {
 685
 686                                                 // The author url doesn't match the owner (typically the contact)
 687                                                 // and also doesn't match the contact alias.
 688                                                 // The name match is a hack to catch several weird cases where URLs are
 689                                                 // all over the park. It can be tricked, but this prevents you from
 690                                                 // seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
 691                                                 // well that it's the same Bob Smith.
 692
 693                                                 // But it could be somebody else with the same name. It just isn't highly likely.
 694
 695
 696                                                 $this->owner_photo = $this->get_data_value('owner-avatar');
 697                                                 $this->owner_name = $this->get_data_value('owner-name');
 698                                                 $this->wall_to_wall = true;
 699                                                 // If it is our contact, use a friendly redirect link
 700                                                 if((link_compare($this->get_data_value('owner-link'),$this->get_data_value('url')))
 701                                                         && ($this->get_data_value('network') === NETWORK_DFRN)) {
 702                                                         $this->owner_url = $this->get_redirect_url();
 703                                                 }
 704                                                 else
 705                                                         $this->owner_url = zrl($this->get_data_value('owner-link'));
 706                                         }
 707                                 }
 708                         }
 709                 }
 710
 711                 if(!$this->wall_to_wall) {
 712                         $this->set_template('wall');
 713                         $this->owner_url = '';
 714                         $this->owner_photo = '';
 715                         $this->owner_name = '';
 716                 }
 717         }
 718
 719         private function is_wall_to_wall() {
 720                 return $this->wall_to_wall;
 721         }
 722
 723         private function get_owner_url() {
 724                 return $this->owner_url;
 725         }
 726
 727         private function get_owner_photo() {
 728                 return $this->owner_photo;
 729         }
 730
 731         private function get_owner_name() {
 732                 return $this->owner_name;
 733         }
 734
 735         private function is_visiting() {
 736                 return $this->visiting;
 737         }
 738
 739
 740
 741
 742 }
 743 ?>