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('include/diaspora.php');
   8 require_once('boot.php');
   9
  10 /**
  11  * An item
  12  */
  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'
  19         );
  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 $visiting = false;
  33
  34         public function __construct($data) {
  35                 $a = $this->get_app();
  36
  37                 $this->data = $data;
  38                 $this->set_template('wall');
  39                 $this->toplevel = ($this->get_id() == $this->get_data_value('parent'));
  40
  41                 if (is_array($_SESSION['remote'])) {
  42                         foreach ($_SESSION['remote'] as $visitor) {
  43                                 if ($visitor['cid'] == $this->get_data_value('contact-id')) {
  44                                         $this->visiting = true;
  45                                         break;
  46                                 }
  47                         }
  48                 }
  49
  50                 $this->writable = ($this->get_data_value('writable') || $this->get_data_value('self'));
  51
  52                 $ssl_state = ((local_user()) ? true : false);
  53                 $this->redirect_url = 'redir/' . $this->get_data_value('cid') ;
  54
  55                 if (get_config('system','thread_allow') && $a->theme_thread_allow && !$this->is_toplevel()) {
  56                         $this->threaded = true;
  57                 }
  58
  59                 // Prepare the children
  60                 if (count($data['children'])) {
  61                         foreach ($data['children'] as $item) {
  62                                 /*
  63                                  * Only add will be displayed
  64                                  */
  65                                 if ($item['network'] === NETWORK_MAIL && local_user() != $item['uid']) {
  66                                         continue;
  67                                 } elseif (! visible_activity($item)) {
  68                                         continue;
  69                                 }
  70
  71                                 $item['pagedrop'] = $data['pagedrop'];
  72                                 $child = new Item($item);
  73                                 $this->add_child($child);
  74                         }
  75                 }
  76         }
  77
  78         /**
  79          * Get data in a form usable by a conversation template
  80          *
  81          * Returns:
  82          *      _ The data requested on success
  83          *      _ false on failure
  84          */
  85         public function get_template_data($conv_responses, $thread_level=1) {
  86                 require_once("mod/proxy.php");
  87
  88                 $result = array();
  89
  90                 $a = $this->get_app();
  91
  92                 $item = $this->get_data();
  93                 $edited = false;
  94                 if (strcmp($item['created'], $item['edited'])<>0) {
  95                         $edited = array(
  96                                 'label'    => t('This entry was edited'),
  97                                 'date'     => datetime_convert('UTC', date_default_timezone_get(), $item['edited'], 'r'),
  98                                 'relative' => relative_date($item['edited'])
  99                         );
 100                 }
 101                 $commentww = '';
 102                 $sparkle = '';
 103                 $buttons = '';
 104                 $dropping = false;
 105                 $star = false;
 106                 $ignore = false;
 107                 $isstarred = "unstarred";
 108                 $indent = '';
 109                 $shiny = '';
 110                 $osparkle = '';
 111                 $total_children = $this->count_descendants();
 112
 113                 $conv = $this->get_conversation();
 114
 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')
 118                         : false);
 119                 $shareable = ((($conv->get_profile_owner() == local_user()) && ($item['private'] != 1)) ? true : false);
 120                 if (local_user() && link_compare($a->contact['url'],$item['author-link'])) {
 121                         if ($item["event-id"] != 0) {
 122                                 $edpost = array("events/event/".$item['event-id'], t("Edit"));
 123                         } else {
 124                                 $edpost = array("editpost/".$item['id'], t("Edit"));
 125                         }
 126                 } else {
 127                         $edpost = false;
 128                 }
 129
 130                 if (($this->get_data_value('uid') == local_user()) || $this->is_visiting()) {
 131                         $dropping = true;
 132                 }
 133
 134                 $drop = array(
 135                         'dropping' => $dropping,
 136                         'pagedrop' => ((feature_enabled($conv->get_profile_owner(),'multi_delete')) ? $item['pagedrop'] : ''),
 137                         'select'   => t('Select'),
 138                         'delete'   => t('Delete'),
 139                 );
 140
 141                 $filer = (($conv->get_profile_owner() == local_user()) ? t("save to folder") : false);
 142
 143                 $diff_author    = ((link_compare($item['url'],$item['author-link'])) ? false : true);
 144                 $profile_name   = htmlentities(((strlen($item['author-name']))   && $diff_author) ? $item['author-name']   : $item['name']);
 145                 if ($item['author-link'] && (! $item['author-name'])) {
 146                         $profile_name = $item['author-link'];
 147                 }
 148
 149                 $sp = false;
 150                 $profile_link = best_link_url($item,$sp);
 151                 if ($profile_link === 'mailbox') {
 152                         $profile_link = '';
 153                 }
 154
 155                 if ($sp) {
 156                         $sparkle = ' sparkle';
 157                 } else {
 158                         $profile_link = zrl($profile_link);
 159                 }
 160
 161                 if (!isset($item['author-thumb']) OR ($item['author-thumb'] == "")) {
 162                         $author_contact = get_contact_details_by_url($item['author-link'], $conv->get_profile_owner());
 163                         if ($author_contact["thumb"]) {
 164                                 $item['author-thumb'] = $author_contact["thumb"];
 165                         } else {
 166                                 $item['author-thumb'] = $item['author-avatar'];
 167                         }
 168                 }
 169
 170                 if (!isset($item['owner-thumb']) OR ($item['owner-thumb'] == "")) {
 171                         $owner_contact = get_contact_details_by_url($item['owner-link'], $conv->get_profile_owner());
 172                         if ($owner_contact["thumb"]) {
 173                                 $item['owner-thumb'] = $owner_contact["thumb"];
 174                         } else {
 175                                 $item['owner-thumb'] = $item['owner-avatar'];
 176                         }
 177                 }
 178
 179                 $locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
 180                 call_hooks('render_location',$locate);
 181                 $location = ((strlen($locate['html'])) ? $locate['html'] : render_location_dummy($locate));
 182
 183                 $searchpath = "search?tag=";
 184                 $tags=array();
 185                 $hashtags = array();
 186                 $mentions = array();
 187
 188
 189                 /*foreach(explode(',',$item['tag']) as $tag){
 190                         $tag = trim($tag);
 191                         if ($tag!="") {
 192                                 $t = bbcode($tag);
 193                                 $tags[] = $t;
 194                                 if($t[0] == '#')
 195                                         $hashtags[] = $t;
 196                                 elseif($t[0] == '@')
 197                                         $mentions[] = $t;
 198                         }
 199                 }*/
 200
 201                 // process action responses - e.g. like/dislike/attend/agree/whatever
 202                 $response_verbs = array('like');
 203                 if (feature_enabled($conv->get_profile_owner(),'dislike')) {
 204                         $response_verbs[] = 'dislike';
 205                 }
 206                 if ($item['object-type'] === ACTIVITY_OBJ_EVENT) {
 207                         $response_verbs[] = 'attendyes';
 208                         $response_verbs[] = 'attendno';
 209                         $response_verbs[] = 'attendmaybe';
 210                         if ($conv->is_writable()) {
 211                                 $isevent = true;
 212                                 $attend = array( t('I will attend'), t('I will not attend'), t('I might attend'));
 213                         }
 214                 }
 215
 216                 $responses = get_responses($conv_responses,$response_verbs,$this,$item);
 217
 218                 foreach ($response_verbs as $value=>$verbs) {
 219                         $responses[$verbs]['output']  = ((x($conv_responses[$verbs],$item['uri'])) ? format_like($conv_responses[$verbs][$item['uri']],$conv_responses[$verbs][$item['uri'] . '-l'],$verbs,$item['uri']) : '');
 220                 }
 221
 222                 /*
 223                  * We should avoid doing this all the time, but it depends on the conversation mode
 224                  * And the conv mode may change when we change the conv, or it changes its mode
 225                  * Maybe we should establish a way to be notified about conversation changes
 226                  */
 227                 $this->check_wall_to_wall();
 228
 229                 if ($this->is_wall_to_wall() && ($this->get_owner_url() == $this->get_redirect_url())) {
 230                         $osparkle = ' sparkle';
 231                 }
 232
 233                 if ($this->is_toplevel()) {
 234                         if ($conv->get_profile_owner() == local_user()) {
 235                                 $isstarred = (($item['starred']) ? "starred" : "unstarred");
 236
 237                                 $star = array(
 238                                         'do'        => t("add star"),
 239                                         'undo'      => t("remove star"),
 240                                         'toggle'    => t("toggle star status"),
 241                                         'classdo'   => (($item['starred']) ? "hidden" : ""),
 242                                         'classundo' => (($item['starred']) ? "" : "hidden"),
 243                                         'starred'   =>  t('starred'),
 244                                 );
 245                                 $r = dba::select('thread', array('ignored'), array('uid' => $item['uid'], 'iid' => $item['id']), array('limit' => 1));
 246                                 if (dbm::is_result($r)) {
 247                                         $ignore = array(
 248                                                 'do'        => t("ignore thread"),
 249                                                 'undo'      => t("unignore thread"),
 250                                                 'toggle'    => t("toggle ignore status"),
 251                                                 'classdo'   => (($r['ignored']) ? "hidden" : ""),
 252                                                 'classundo' => (($r['ignored']) ? "" : "hidden"),
 253                                                 'ignored'   =>  t('ignored'),
 254                                         );
 255                                 }
 256
 257                                 $tagger = '';
 258                                 if(feature_enabled($conv->get_profile_owner(),'commtag')) {
 259                                         $tagger = array(
 260                                                 'add'   => t("add tag"),
 261                                                 'class' => "",
 262                                         );
 263                                 }
 264                         }
 265                 } else {
 266                         $indent = 'comment';
 267                 }
 268
 269                 if ($conv->is_writable()) {
 270                         $buttons = array(
 271                                 'like' => array( t("I like this \x28toggle\x29"), t("like")),
 272                                 'dislike' => ((feature_enabled($conv->get_profile_owner(),'dislike')) ? array( t("I don't like this \x28toggle\x29"), t("dislike")) : ''),
 273                         );
 274                         if ($shareable) {
 275                                 $buttons['share'] = array( t('Share this'), t('share'));
 276                         }
 277                 }
 278
 279                 $comment = $this->get_comment_box($indent);
 280
 281                 if (strcmp(datetime_convert('UTC','UTC',$item['created']),datetime_convert('UTC','UTC','now - 12 hours')) > 0){
 282                         $shiny = 'shiny';
 283                 }
 284
 285                 localize_item($item);
 286
 287                 $body = prepare_body($item,true);
 288
 289                 list($categories, $folders) = get_cats_and_terms($item);
 290
 291                 if ($a->theme['template_engine'] === 'internal') {
 292                         $body_e       = template_escape($body);
 293                         $text_e       = strip_tags(template_escape($body));
 294                         $name_e       = template_escape($profile_name);
 295                         $title_e      = template_escape($item['title']);
 296                         $location_e   = template_escape($location);
 297                         $owner_name_e = template_escape($this->get_owner_name());
 298                 } else {
 299                         $body_e       = $body;
 300                         $text_e       = strip_tags($body);
 301                         $name_e       = $profile_name;
 302                         $title_e      = $item['title'];
 303                         $location_e   = $location;
 304                         $owner_name_e = $this->get_owner_name();
 305                 }
 306
 307                 // Disable features that aren't available in several networks
 308
 309                 /// @todo Add NETWORK_DIASPORA when it will pass this information
 310                 if (!in_array($item["item_network"], array(NETWORK_DFRN)) AND isset($buttons["dislike"])) {
 311                         unset($buttons["dislike"],$isevent);
 312                         $tagger = '';
 313                 }
 314
 315                 if (($item["item_network"] == NETWORK_FEED) AND isset($buttons["like"])) {
 316                         unset($buttons["like"]);
 317                 }
 318
 319                 if (($item["item_network"] == NETWORK_MAIL) AND isset($buttons["like"])) {
 320                         unset($buttons["like"]);
 321                 }
 322
 323                 // Diaspora isn't able to do likes on comments - but Hubzilla does
 324                 /// @todo When Diaspora will pass this information we will remove these lines
 325                 if (($item["item_network"] == NETWORK_DIASPORA) AND ($indent == 'comment') AND
 326                         !Diaspora::is_redmatrix($item["owner-link"]) AND isset($buttons["like"])) {
 327                         unset($buttons["like"]);
 328                 }
 329
 330                 // Facebook can like comments - but it isn't programmed in the connector yet.
 331                 if (($item["item_network"] == NETWORK_FACEBOOK) AND ($indent == 'comment') AND isset($buttons["like"])) {
 332                         unset($buttons["like"]);
 333                 }
 334
 335                 $tmp_item = array(
 336                         'template'        => $this->get_template(),
 337                         'type'            => implode("",array_slice(explode("/",$item['verb']),-1)),
 338                         'tags'            => $item['tags'],
 339                         'hashtags'        => $item['hashtags'],
 340                         'mentions'        => $item['mentions'],
 341                         'txt_cats'        => t('Categories:'),
 342                         'txt_folders'     => t('Filed under:'),
 343                         'has_cats'        => ((count($categories)) ? 'true' : ''),
 344                         'has_folders'     => ((count($folders)) ? 'true' : ''),
 345                         'categories'      => $categories,
 346                         'folders'         => $folders,
 347                         'body'            => $body_e,
 348                         'text'            => $text_e,
 349                         'id'              => $this->get_id(),
 350                         'guid'            => urlencode($item['guid']),
 351                         'isevent'         => $isevent,
 352                         'attend'          => $attend,
 353                         'linktitle'       => sprintf( t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
 354                         'olinktitle'      => sprintf( t('View %s\'s profile @ %s'), htmlentities($this->get_owner_name()), ((strlen($item['owner-link'])) ? $item['owner-link'] : $item['url'])),
 355                         'to'              => t('to'),
 356                         'via'             => t('via'),
 357                         'wall'            => t('Wall-to-Wall'),
 358                         'vwall'           => t('via Wall-To-Wall:'),
 359                         'profile_url'     => $profile_link,
 360                         'item_photo_menu' => item_photo_menu($item),
 361                         'name'            => $name_e,
 362                         'thumb'           => $a->remove_baseurl(proxy_url($item['author-thumb'], false, PROXY_SIZE_THUMB)),
 363                         'osparkle'        => $osparkle,
 364                         'sparkle'         => $sparkle,
 365                         'title'           => $title_e,
 366                         'localtime'       => datetime_convert('UTC', date_default_timezone_get(), $item['created'], 'r'),
 367                         'ago'             => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
 368                         'app'             => $item['app'],
 369                         'created'         => relative_date($item['created']),
 370                         'lock'            => $lock,
 371                         'location'        => $location_e,
 372                         'indent'          => $indent,
 373                         'shiny'           => $shiny,
 374                         'owner_url'       => $this->get_owner_url(),
 375                         'owner_photo'     => $a->remove_baseurl(proxy_url($item['owner-thumb'], false, PROXY_SIZE_THUMB)),
 376                         'owner_name'      => htmlentities($owner_name_e),
 377                         'plink'           => get_plink($item),
 378                         'edpost'          => ((feature_enabled($conv->get_profile_owner(),'edit_posts')) ? $edpost : ''),
 379                         'isstarred'       => $isstarred,
 380                         'star'            => ((feature_enabled($conv->get_profile_owner(),'star_posts')) ? $star : ''),
 381                         'ignore'          => ((feature_enabled($conv->get_profile_owner(),'ignore_posts')) ? $ignore : ''),
 382                         'tagger'          => $tagger,
 383                         'filer'           => ((feature_enabled($conv->get_profile_owner(),'filing')) ? $filer : ''),
 384                         'drop'            => $drop,
 385                         'vote'            => $buttons,
 386                         'like'            => $responses['like']['output'],
 387                         'dislike'         => $responses['dislike']['output'],
 388                         'responses'       => $responses,
 389                         'switchcomment'   => t('Comment'),
 390                         'comment'         => $comment,
 391                         'previewing'      => ($conv->is_preview() ? ' preview ' : ''),
 392                         'wait'            => t('Please wait'),
 393                         'thread_level'    => $thread_level,
 394                         'edited'          => $edited,
 395                         'network'         => $item["item_network"],
 396                         'network_name'    => network_to_name($item['item_network'], $profile_link),
 397                 );
 398
 399                 $arr = array('item' => $item, 'output' => $tmp_item);
 400                 call_hooks('display_item', $arr);
 401
 402                 $result = $arr['output'];
 403
 404                 $result['children'] = array();
 405                 $children = $this->get_children();
 406                 $nb_children = count($children);
 407                 if ($nb_children > 0) {
 408                         foreach ($children as $child) {
 409                                 $result['children'][] = $child->get_template_data($conv_responses, $thread_level + 1);
 410                         }
 411                         // Collapse
 412                         if (($nb_children > 2) || ($thread_level > 1)) {
 413                                 $result['children'][0]['comment_firstcollapsed'] = true;
 414                                 $result['children'][0]['num_comments'] = sprintf( tt('%d comment','%d comments',$total_children),$total_children );
 415                                 $result['children'][0]['hidden_comments_num'] = $total_children;
 416                                 $result['children'][0]['hidden_comments_text'] = tt('comment', 'comments', $total_children);
 417                                 $result['children'][0]['hide_text'] = t('show more');
 418                                 if ($thread_level > 1) {
 419                                         $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
 420                                 } else {
 421                                         $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
 422                                 }
 423                         }
 424                 }
 425
 426         if ($this->is_toplevel()) {
 427                 $result['total_comments_num'] = "$total_children";
 428                 $result['total_comments_text'] = tt('comment', 'comments', $total_children);
 429         }
 430
 431                 $result['private'] = $item['private'];
 432                 $result['toplevel'] = ($this->is_toplevel() ? 'toplevel_item' : '');
 433
 434                 if ($this->is_threaded()) {
 435                         $result['flatten'] = false;
 436                         $result['threaded'] = true;
 437                 } else {
 438                         $result['flatten'] = true;
 439                         $result['threaded'] = false;
 440                 }
 441
 442                 return $result;
 443         }
 444
 445         public function get_id() {
 446                 return $this->get_data_value('id');
 447         }
 448
 449         public function is_threaded() {
 450                 return $this->threaded;
 451         }
 452
 453         /**
 454          * Add a child item
 455          */
 456         public function add_child(Item $item) {
 457                 $item_id = $item->get_id();
 458                 if (!$item_id) {
 459                         logger('[ERROR] Item::add_child : Item has no ID!!', LOGGER_DEBUG);
 460                         return false;
 461                 } elseif ($this->get_child($item->get_id())) {
 462                         logger('[WARN] Item::add_child : Item already exists ('. $item->get_id() .').', LOGGER_DEBUG);
 463                         return false;
 464                 }
 465                 /*
 466                  * Only add what will be displayed
 467                  */
 468                 if ($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid')) {
 469                         return false;
 470                 } elseif (activity_match($item->get_data_value('verb'),ACTIVITY_LIKE) || activity_match($item->get_data_value('verb'),ACTIVITY_DISLIKE)) {
 471                         return false;
 472                 }
 473
 474                 $item->set_parent($this);
 475                 $this->children[] = $item;
 476                 return end($this->children);
 477         }
 478
 479         /**
 480          * Get a child by its ID
 481          */
 482         public function get_child($id) {
 483                 foreach ($this->get_children() as $child) {
 484                         if ($child->get_id() == $id) {
 485                                 return $child;
 486                         }
 487                 }
 488                 return null;
 489         }
 490
 491         /**
 492          * Get all ou children
 493          */
 494         public function get_children() {
 495                 return $this->children;
 496         }
 497
 498         /**
 499          * Set our parent
 500          */
 501         protected function set_parent($item) {
 502                 $parent = $this->get_parent();
 503                 if($parent) {
 504                         $parent->remove_child($this);
 505                 }
 506                 $this->parent = $item;
 507                 $this->set_conversation($item->get_conversation());
 508         }
 509
 510         /**
 511          * Remove our parent
 512          */
 513         protected function remove_parent() {
 514                 $this->parent = null;
 515                 $this->conversation = null;
 516         }
 517
 518         /**
 519          * Remove a child
 520          */
 521         public function remove_child($item) {
 522                 $id = $item->get_id();
 523                 foreach ($this->get_children() as $key => $child) {
 524                         if ($child->get_id() == $id) {
 525                                 $child->remove_parent();
 526                                 unset($this->children[$key]);
 527                                 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
 528                                 $this->children = array_values($this->children);
 529                                 return true;
 530                         }
 531                 }
 532                 logger('[WARN] Item::remove_child : Item is not a child ('. $id .').', LOGGER_DEBUG);
 533                 return false;
 534         }
 535
 536         /**
 537          * Get parent item
 538          */
 539         protected function get_parent() {
 540                 return $this->parent;
 541         }
 542
 543         /**
 544          * set conversation
 545          */
 546         public function set_conversation($conv) {
 547                 $previous_mode = ($this->conversation ? $this->conversation->get_mode() : '');
 548
 549                 $this->conversation = $conv;
 550
 551                 // Set it on our children too
 552                 foreach ($this->get_children() as $child) {
 553                         $child->set_conversation($conv);
 554                 }
 555         }
 556
 557         /**
 558          * get conversation
 559          */
 560         public function get_conversation() {
 561                 return $this->conversation;
 562         }
 563
 564         /**
 565          * Get raw data
 566          *
 567          * We shouldn't need this
 568          */
 569         public function get_data() {
 570                 return $this->data;
 571         }
 572
 573         /**
 574          * Get a data value
 575          *
 576          * Returns:
 577          *      _ value on success
 578          *      _ false on failure
 579          */
 580         public function get_data_value($name) {
 581                 if (!isset($this->data[$name])) {
 582 //                      logger('[ERROR] Item::get_data_value : Item has no value name "'. $name .'".', LOGGER_DEBUG);
 583                         return false;
 584                 }
 585
 586                 return $this->data[$name];
 587         }
 588
 589         /**
 590          * Set template
 591          */
 592         private function set_template($name) {
 593                 if (!x($this->available_templates, $name)) {
 594                         logger('[ERROR] Item::set_template : Template not available ("'. $name .'").', LOGGER_DEBUG);
 595                         return false;
 596                 }
 597
 598                 $this->template = $this->available_templates[$name];
 599         }
 600
 601         /**
 602          * Get template
 603          */
 604         private function get_template() {
 605                 return $this->template;
 606         }
 607
 608         /**
 609          * Check if this is a toplevel post
 610          */
 611         private function is_toplevel() {
 612                 return $this->toplevel;
 613         }
 614
 615         /**
 616          * Check if this is writable
 617          */
 618         private function is_writable() {
 619                 $conv = $this->get_conversation();
 620
 621                 if ($conv) {
 622                         // This will allow us to comment on wall-to-wall items owned by our friends
 623                         // and community forums even if somebody else wrote the post.
 624
 625                         // bug #517 - this fixes for conversation owner
 626                         if ($conv->get_mode() == 'profile' && $conv->get_profile_owner() == local_user()) {
 627                                 return true;
 628                         }
 629
 630                         // this fixes for visitors
 631                         return ($this->writable || ($this->is_visiting() && $conv->get_mode() == 'profile'));
 632                 }
 633                 return $this->writable;
 634         }
 635
 636         /**
 637          * Count the total of our descendants
 638          */
 639         private function count_descendants() {
 640                 $children = $this->get_children();
 641                 $total = count($children);
 642                 if ($total > 0) {
 643                         foreach ($children as $child) {
 644                                 $total += $child->count_descendants();
 645                         }
 646                 }
 647                 return $total;
 648         }
 649
 650         /**
 651          * Get the template for the comment box
 652          */
 653         private function get_comment_box_template() {
 654                 return $this->comment_box_template;
 655         }
 656
 657         /**
 658          * Get the comment box
 659          *
 660          * Returns:
 661          *      _ The comment box string (empty if no comment box)
 662          *      _ false on failure
 663          */
 664         private function get_comment_box($indent) {
 665                 $a = $this->get_app();
 666                 if (!$this->is_toplevel() && !(get_config('system','thread_allow') && $a->theme_thread_allow)) {
 667                         return '';
 668                 }
 669
 670                 $comment_box = '';
 671                 $conv = $this->get_conversation();
 672                 $template = get_markup_template($this->get_comment_box_template());
 673                 $ww = '';
 674                 if ( ($conv->get_mode() === 'network') && $this->is_wall_to_wall() )
 675                         $ww = 'ww';
 676
 677                 if ($conv->is_writable() && $this->is_writable()) {
 678                         $qc = $qcomment =  null;
 679
 680                         /*
 681                          * Hmmm, code depending on the presence of a particular plugin?
 682                          * This should be better if done by a hook
 683                          */
 684                         if (in_array('qcomment',$a->plugins)) {
 685                                 $qc = ((local_user()) ? get_pconfig(local_user(),'qcomment','words') : null);
 686                                 $qcomment = (($qc) ? explode("\n",$qc) : null);
 687                         }
 688                         $comment_box = replace_macros($template,array(
 689                                 '$return_path' => $a->query_string,
 690                                 '$threaded'    => $this->is_threaded(),
 691 //                              '$jsreload'    => (($conv->get_mode() === 'display') ? $_SESSION['return_url'] : ''),
 692                                 '$jsreload'    => '',
 693                                 '$type'        => (($conv->get_mode() === 'profile') ? 'wall-comment' : 'net-comment'),
 694                                 '$id'          => $this->get_id(),
 695                                 '$parent'      => $this->get_id(),
 696                                 '$qcomment'    => $qcomment,
 697                                 '$profile_uid' =>  $conv->get_profile_owner(),
 698                                 '$mylink'      => $a->remove_baseurl($a->contact['url']),
 699                                 '$mytitle'     => t('This is you'),
 700                                 '$myphoto'     => $a->remove_baseurl($a->contact['thumb']),
 701                                 '$comment'     => t('Comment'),
 702                                 '$submit'      => t('Submit'),
 703                                 '$edbold'      => t('Bold'),
 704                                 '$editalic'    => t('Italic'),
 705                                 '$eduline'     => t('Underline'),
 706                                 '$edquote'     => t('Quote'),
 707                                 '$edcode'      => t('Code'),
 708                                 '$edimg'       => t('Image'),
 709                                 '$edurl'       => t('Link'),
 710                                 '$edvideo'     => t('Video'),
 711                                 '$preview'     => ((feature_enabled($conv->get_profile_owner(),'preview')) ? t('Preview') : ''),
 712                                 '$indent'      => $indent,
 713                                 '$sourceapp'   => t($a->sourcename),
 714                                 '$ww'          => (($conv->get_mode() === 'network') ? $ww : ''),
 715                                 '$rand_num'    => random_digits(12)
 716                         ));
 717                 }
 718
 719                 return $comment_box;
 720         }
 721
 722         private function get_redirect_url() {
 723                 return $this->redirect_url;
 724         }
 725
 726         /**
 727          * Check if we are a wall to wall item and set the relevant properties
 728          */
 729         protected function check_wall_to_wall() {
 730                 $a = $this->get_app();
 731                 $conv = $this->get_conversation();
 732                 $this->wall_to_wall = false;
 733
 734                 if($this->is_toplevel()) {
 735                         if($conv->get_mode() !== 'profile') {
 736                                 if($this->get_data_value('wall') AND !$this->get_data_value('self')) {
 737                                         // On the network page, I am the owner. On the display page it will be the profile owner.
 738                                         // This will have been stored in $a->page_contact by our calling page.
 739                                         // Put this person as the wall owner of the wall-to-wall notice.
 740
 741                                         $this->owner_url = zrl($a->page_contact['url']);
 742                                         $this->owner_photo = $a->page_contact['thumb'];
 743                                         $this->owner_name = $a->page_contact['name'];
 744                                         $this->wall_to_wall = true;
 745                                 } elseif($this->get_data_value('owner-link')) {
 746
 747                                         $owner_linkmatch = (($this->get_data_value('owner-link')) && link_compare($this->get_data_value('owner-link'),$this->get_data_value('author-link')));
 748                                         $alias_linkmatch = (($this->get_data_value('alias')) && link_compare($this->get_data_value('alias'),$this->get_data_value('author-link')));
 749                                         $owner_namematch = (($this->get_data_value('owner-name')) && $this->get_data_value('owner-name') == $this->get_data_value('author-name'));
 750
 751                                         if ((! $owner_linkmatch) && (! $alias_linkmatch) && (! $owner_namematch)) {
 752
 753                                                 // The author url doesn't match the owner (typically the contact)
 754                                                 // and also doesn't match the contact alias.
 755                                                 // The name match is a hack to catch several weird cases where URLs are
 756                                                 // all over the park. It can be tricked, but this prevents you from
 757                                                 // seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
 758                                                 // well that it's the same Bob Smith.
 759
 760                                                 // But it could be somebody else with the same name. It just isn't highly likely.
 761
 762
 763                                                 $this->owner_photo = $this->get_data_value('owner-avatar');
 764                                                 $this->owner_name = $this->get_data_value('owner-name');
 765                                                 $this->wall_to_wall = true;
 766                                                 // If it is our contact, use a friendly redirect link
 767                                                 if ((link_compare($this->get_data_value('owner-link'),$this->get_data_value('url')))
 768                                                         && ($this->get_data_value('network') === NETWORK_DFRN)) {
 769                                                         $this->owner_url = $this->get_redirect_url();
 770                                                 } else {
 771                                                         $this->owner_url = zrl($this->get_data_value('owner-link'));
 772                                                 }
 773                                         }
 774                                 }
 775                         }
 776                 }
 777
 778                 if (!$this->wall_to_wall) {
 779                         $this->set_template('wall');
 780                         $this->owner_url = '';
 781                         $this->owner_photo = '';
 782                         $this->owner_name = '';
 783                 }
 784         }
 785
 786         private function is_wall_to_wall() {
 787                 return $this->wall_to_wall;
 788         }
 789
 790         private function get_owner_url() {
 791                 return $this->owner_url;
 792         }
 793
 794         private function get_owner_photo() {
 795                 return $this->owner_photo;
 796         }
 797
 798         private function get_owner_name() {
 799                 return $this->owner_name;
 800         }
 801
 802         private function is_visiting() {
 803                 return $this->visiting;
 804         }
 805
 806 }