object/Item.php

   1 <?php
   2 if(class_exists('Item'))
   3         return;
   4
   5 use Friendica\Core\Config;
   6 use Friendica\Core\PConfig;
   7 use Friendica\Database\DBM;
   8 use Friendica\Protocol\Diaspora;
   9
  10 require_once('object/BaseObject.php');
  11 require_once('include/text.php');
  12 require_once('boot.php');
  13
  14 /**
  15  * An item
  16  */
  17 class Item extends BaseObject {
  18         private $data = array();
  19         private $template = null;
  20         private $available_templates = array(
  21                 'wall' => 'wall_thread.tpl',
  22                 'wall2wall' => 'wallwall_thread.tpl'
  23         );
  24         private $comment_box_template = 'comment_item.tpl';
  25         private $toplevel = false;
  26         private $writable = false;
  27         private $children = array();
  28         private $parent = null;
  29         private $conversation = null;
  30         private $redirect_url = null;
  31         private $owner_url = '';
  32         private $owner_photo = '';
  33         private $owner_name = '';
  34         private $wall_to_wall = false;
  35         private $threaded = false;
  36         private $visiting = false;
  37
  38         public function __construct($data) {
  39                 $a = $this->get_app();
  40
  41                 $this->data = $data;
  42                 $this->set_template('wall');
  43                 $this->toplevel = ($this->get_id() == $this->get_data_value('parent'));
  44
  45                 if (is_array($_SESSION['remote'])) {
  46                         foreach ($_SESSION['remote'] as $visitor) {
  47                                 if ($visitor['cid'] == $this->get_data_value('contact-id')) {
  48                                         $this->visiting = true;
  49                                         break;
  50                                 }
  51                         }
  52                 }
  53
  54                 $this->writable = ($this->get_data_value('writable') || $this->get_data_value('self'));
  55
  56                 $ssl_state = ((local_user()) ? true : false);
  57                 $this->redirect_url = 'redir/' . $this->get_data_value('cid') ;
  58
  59                 if (Config::get('system','thread_allow') && $a->theme_thread_allow && !$this->is_toplevel()) {
  60                         $this->threaded = true;
  61                 }
  62
  63                 // Prepare the children
  64                 if (count($data['children'])) {
  65                         foreach ($data['children'] as $item) {
  66                                 /*
  67                                  * Only add will be displayed
  68                                  */
  69                                 if ($item['network'] === NETWORK_MAIL && local_user() != $item['uid']) {
  70                                         continue;
  71                                 } elseif (! visible_activity($item)) {
  72                                         continue;
  73                                 }
  74
  75                                 // You can always comment on Diaspora items
  76                                 if (($item['network'] == NETWORK_DIASPORA) && (local_user() == $item['uid'])) {
  77                                         $item['writable'] = true;
  78                                 }
  79
  80                                 $item['pagedrop'] = $data['pagedrop'];
  81                                 $child = new Item($item);
  82                                 $this->add_child($child);
  83                         }
  84                 }
  85         }
  86
  87         /**
  88          * Get data in a form usable by a conversation template
  89          *
  90          * Returns:
  91          *      _ The data requested on success
  92          *      _ false on failure
  93          */
  94         public function get_template_data($conv_responses, $thread_level=1) {
  95                 require_once("mod/proxy.php");
  96
  97                 $result = array();
  98
  99                 $a = $this->get_app();
 100
 101                 $item = $this->get_data();
 102                 $edited = false;
 103                 // If the time between "created" and "edited" differs we add
 104                 // a notice that the post was edited.
 105                 // Note: In some networks reshared items seem to have (sometimes) a difference
 106                 // between creation time and edit time of a second. Thats why we add the notice
 107                 // only if the difference is more than 1 second.
 108                 if (strtotime($item['edited']) - strtotime($item['created']) > 1) {
 109                         $edited = array(
 110                                 'label'    => t('This entry was edited'),
 111                                 'date'     => datetime_convert('UTC', date_default_timezone_get(), $item['edited'], 'r'),
 112                                 'relative' => relative_date($item['edited'])
 113                         );
 114                 }
 115                 $commentww = '';
 116                 $sparkle = '';
 117                 $buttons = '';
 118                 $dropping = false;
 119                 $star = false;
 120                 $ignore = false;
 121                 $isstarred = "unstarred";
 122                 $indent = '';
 123                 $shiny = '';
 124                 $osparkle = '';
 125                 $total_children = $this->count_descendants();
 126
 127                 $conv = $this->get_conversation();
 128
 129                 $lock = ((($item['private'] == 1) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid'])
 130                         || strlen($item['deny_cid']) || strlen($item['deny_gid']))))
 131                         ? t('Private Message')
 132                         : false);
 133                 $shareable = ((($conv->get_profile_owner() == local_user()) && ($item['private'] != 1)) ? true : false);
 134                 if (local_user() && link_compare($a->contact['url'],$item['author-link'])) {
 135                         if ($item["event-id"] != 0) {
 136                                 $edpost = array("events/event/".$item['event-id'], t("Edit"));
 137                         } else {
 138                                 $edpost = array("editpost/".$item['id'], t("Edit"));
 139                         }
 140                 } else {
 141                         $edpost = false;
 142                 }
 143
 144                 if (($this->get_data_value('uid') == local_user()) || $this->is_visiting()) {
 145                         $dropping = true;
 146                 }
 147
 148                 $drop = array(
 149                         'dropping' => $dropping,
 150                         'pagedrop' => ((feature_enabled($conv->get_profile_owner(),'multi_delete')) ? $item['pagedrop'] : ''),
 151                         'select'   => t('Select'),
 152                         'delete'   => t('Delete'),
 153                 );
 154
 155                 $filer = (($conv->get_profile_owner() == local_user()) ? t("save to folder") : false);
 156
 157                 $diff_author    = ((link_compare($item['url'],$item['author-link'])) ? false : true);
 158                 $profile_name   = htmlentities(((strlen($item['author-name']))   && $diff_author) ? $item['author-name']   : $item['name']);
 159                 if ($item['author-link'] && (! $item['author-name'])) {
 160                         $profile_name = $item['author-link'];
 161                 }
 162
 163                 $sp = false;
 164                 $profile_link = best_link_url($item,$sp);
 165                 if ($profile_link === 'mailbox') {
 166                         $profile_link = '';
 167                 }
 168
 169                 if ($sp) {
 170                         $sparkle = ' sparkle';
 171                 } else {
 172                         $profile_link = zrl($profile_link);
 173                 }
 174
 175                 if (!isset($item['author-thumb']) || ($item['author-thumb'] == "")) {
 176                         $author_contact = get_contact_details_by_url($item['author-link'], $conv->get_profile_owner());
 177                         if ($author_contact["thumb"]) {
 178                                 $item['author-thumb'] = $author_contact["thumb"];
 179                         } else {
 180                                 $item['author-thumb'] = $item['author-avatar'];
 181                         }
 182                 }
 183
 184                 if (!isset($item['owner-thumb']) || ($item['owner-thumb'] == "")) {
 185                         $owner_contact = get_contact_details_by_url($item['owner-link'], $conv->get_profile_owner());
 186                         if ($owner_contact["thumb"]) {
 187                                 $item['owner-thumb'] = $owner_contact["thumb"];
 188                         } else {
 189                                 $item['owner-thumb'] = $item['owner-avatar'];
 190                         }
 191                 }
 192
 193                 $locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
 194                 call_hooks('render_location',$locate);
 195                 $location = ((strlen($locate['html'])) ? $locate['html'] : render_location_dummy($locate));
 196
 197                 $tags=array();
 198                 $hashtags = array();
 199                 $mentions = array();
 200
 201
 202                 /*foreach(explode(',',$item['tag']) as $tag){
 203                         $tag = trim($tag);
 204                         if ($tag!="") {
 205                                 $t = bbcode($tag);
 206                                 $tags[] = $t;
 207                                 if($t[0] == '#')
 208                                         $hashtags[] = $t;
 209                                 elseif($t[0] == '@')
 210                                         $mentions[] = $t;
 211                         }
 212                 }*/
 213
 214                 // process action responses - e.g. like/dislike/attend/agree/whatever
 215                 $response_verbs = array('like');
 216                 if (feature_enabled($conv->get_profile_owner(),'dislike')) {
 217                         $response_verbs[] = 'dislike';
 218                 }
 219                 if ($item['object-type'] === ACTIVITY_OBJ_EVENT) {
 220                         $response_verbs[] = 'attendyes';
 221                         $response_verbs[] = 'attendno';
 222                         $response_verbs[] = 'attendmaybe';
 223                         if ($conv->is_writable()) {
 224                                 $isevent = true;
 225                                 $attend = array( t('I will attend'), t('I will not attend'), t('I might attend'));
 226                         }
 227                 }
 228
 229                 $responses = get_responses($conv_responses,$response_verbs,$this,$item);
 230
 231                 foreach ($response_verbs as $value=>$verbs) {
 232                         $responses[$verbs]['output']  = ((x($conv_responses[$verbs],$item['uri'])) ? format_like($conv_responses[$verbs][$item['uri']],$conv_responses[$verbs][$item['uri'] . '-l'],$verbs,$item['uri']) : '');
 233                 }
 234
 235                 /*
 236                  * We should avoid doing this all the time, but it depends on the conversation mode
 237                  * And the conv mode may change when we change the conv, or it changes its mode
 238                  * Maybe we should establish a way to be notified about conversation changes
 239                  */
 240                 $this->check_wall_to_wall();
 241
 242                 if ($this->is_wall_to_wall() && ($this->get_owner_url() == $this->get_redirect_url())) {
 243                         $osparkle = ' sparkle';
 244                 }
 245
 246                 if ($this->is_toplevel()) {
 247                         if ($conv->get_profile_owner() == local_user()) {
 248                                 $isstarred = (($item['starred']) ? "starred" : "unstarred");
 249
 250                                 $star = array(
 251                                         'do'        => t("add star"),
 252                                         'undo'      => t("remove star"),
 253                                         'toggle'    => t("toggle star status"),
 254                                         'classdo'   => (($item['starred']) ? "hidden" : ""),
 255                                         'classundo' => (($item['starred']) ? "" : "hidden"),
 256                                         'starred'   =>  t('starred'),
 257                                 );
 258                                 $r = dba::select('thread', array('ignored'), array('uid' => $item['uid'], 'iid' => $item['id']), array('limit' => 1));
 259                                 if (DBM::is_result($r)) {
 260                                         $ignore = array(
 261                                                 'do'        => t("ignore thread"),
 262                                                 'undo'      => t("unignore thread"),
 263                                                 'toggle'    => t("toggle ignore status"),
 264                                                 'classdo'   => (($r['ignored']) ? "hidden" : ""),
 265                                                 'classundo' => (($r['ignored']) ? "" : "hidden"),
 266                                                 'ignored'   =>  t('ignored'),
 267                                         );
 268                                 }
 269
 270                                 $tagger = '';
 271                                 if(feature_enabled($conv->get_profile_owner(),'commtag')) {
 272                                         $tagger = array(
 273                                                 'add'   => t("add tag"),
 274                                                 'class' => "",
 275                                         );
 276                                 }
 277                         }
 278                 } else {
 279                         $indent = 'comment';
 280                 }
 281
 282                 if ($conv->is_writable()) {
 283                         $buttons = array(
 284                                 'like' => array( t("I like this \x28toggle\x29"), t("like")),
 285                                 'dislike' => ((feature_enabled($conv->get_profile_owner(),'dislike')) ? array( t("I don't like this \x28toggle\x29"), t("dislike")) : ''),
 286                         );
 287                         if ($shareable) {
 288                                 $buttons['share'] = array( t('Share this'), t('share'));
 289                         }
 290                 }
 291
 292                 $comment = $this->get_comment_box($indent);
 293
 294                 if (strcmp(datetime_convert('UTC','UTC',$item['created']),datetime_convert('UTC','UTC','now - 12 hours')) > 0){
 295                         $shiny = 'shiny';
 296                 }
 297
 298                 localize_item($item);
 299
 300                 $body = prepare_body($item,true);
 301
 302                 list($categories, $folders) = get_cats_and_terms($item);
 303
 304                 if ($a->theme['template_engine'] === 'internal') {
 305                         $body_e       = template_escape($body);
 306                         $text_e       = strip_tags(template_escape($body));
 307                         $name_e       = template_escape($profile_name);
 308                         $title_e      = template_escape($item['title']);
 309                         $location_e   = template_escape($location);
 310                         $owner_name_e = template_escape($this->get_owner_name());
 311                 } else {
 312                         $body_e       = $body;
 313                         $text_e       = strip_tags($body);
 314                         $name_e       = $profile_name;
 315                         $title_e      = $item['title'];
 316                         $location_e   = $location;
 317                         $owner_name_e = $this->get_owner_name();
 318                 }
 319
 320                 // Disable features that aren't available in several networks
 321
 322                 /// @todo Add NETWORK_DIASPORA when it will pass this information
 323                 if (!in_array($item["item_network"], array(NETWORK_DFRN)) && isset($buttons["dislike"])) {
 324                         unset($buttons["dislike"],$isevent);
 325                         $tagger = '';
 326                 }
 327
 328                 if (($item["item_network"] == NETWORK_FEED) && isset($buttons["like"])) {
 329                         unset($buttons["like"]);
 330                 }
 331
 332                 if (($item["item_network"] == NETWORK_MAIL) && isset($buttons["like"])) {
 333                         unset($buttons["like"]);
 334                 }
 335
 336                 $tmp_item = array(
 337                         'template'        => $this->get_template(),
 338                         'type'            => implode("",array_slice(explode("/",$item['verb']),-1)),
 339                         'tags'            => $item['tags'],
 340                         'hashtags'        => $item['hashtags'],
 341                         'mentions'        => $item['mentions'],
 342                         'txt_cats'        => t('Categories:'),
 343                         'txt_folders'     => t('Filed under:'),
 344                         'has_cats'        => ((count($categories)) ? 'true' : ''),
 345                         'has_folders'     => ((count($folders)) ? 'true' : ''),
 346                         'categories'      => $categories,
 347                         'folders'         => $folders,
 348                         'body'            => $body_e,
 349                         'text'            => $text_e,
 350                         'id'              => $this->get_id(),
 351                         'guid'            => urlencode($item['guid']),
 352                         'isevent'         => $isevent,
 353                         'attend'          => $attend,
 354                         'linktitle'       => sprintf( t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
 355                         'olinktitle'      => sprintf( t('View %s\'s profile @ %s'), htmlentities($this->get_owner_name()), ((strlen($item['owner-link'])) ? $item['owner-link'] : $item['url'])),
 356                         'to'              => t('to'),
 357                         'via'             => t('via'),
 358                         'wall'            => t('Wall-to-Wall'),
 359                         'vwall'           => t('via Wall-To-Wall:'),
 360                         'profile_url'     => $profile_link,
 361                         'item_photo_menu' => item_photo_menu($item),
 362                         'name'            => $name_e,
 363                         'thumb'           => $a->remove_baseurl(proxy_url($item['author-thumb'], false, PROXY_SIZE_THUMB)),
 364                         'osparkle'        => $osparkle,
 365                         'sparkle'         => $sparkle,
 366                         'title'           => $title_e,
 367                         'localtime'       => datetime_convert('UTC', date_default_timezone_get(), $item['created'], 'r'),
 368                         'ago'             => (($item['app']) ? sprintf( t('%s from %s'),relative_date($item['created']),$item['app']) : relative_date($item['created'])),
 369                         'app'             => $item['app'],
 370                         'created'         => relative_date($item['created']),
 371                         'lock'            => $lock,
 372                         'location'        => $location_e,
 373                         'indent'          => $indent,
 374                         'shiny'           => $shiny,
 375                         'owner_url'       => $this->get_owner_url(),
 376                         'owner_photo'     => $a->remove_baseurl(proxy_url($item['owner-thumb'], false, PROXY_SIZE_THUMB)),
 377                         'owner_name'      => htmlentities($owner_name_e),
 378                         'plink'           => get_plink($item),
 379                         'edpost'          => ((feature_enabled($conv->get_profile_owner(),'edit_posts')) ? $edpost : ''),
 380                         'isstarred'       => $isstarred,
 381                         'star'            => ((feature_enabled($conv->get_profile_owner(),'star_posts')) ? $star : ''),
 382                         'ignore'          => ((feature_enabled($conv->get_profile_owner(),'ignore_posts')) ? $ignore : ''),
 383                         'tagger'          => $tagger,
 384                         'filer'           => ((feature_enabled($conv->get_profile_owner(),'filing')) ? $filer : ''),
 385                         'drop'            => $drop,
 386                         'vote'            => $buttons,
 387                         'like'            => $responses['like']['output'],
 388                         'dislike'         => $responses['dislike']['output'],
 389                         'responses'       => $responses,
 390                         'switchcomment'   => t('Comment'),
 391                         'comment'         => $comment,
 392                         'previewing'      => ($conv->is_preview() ? ' preview ' : ''),
 393                         'wait'            => t('Please wait'),
 394                         'thread_level'    => $thread_level,
 395                         'edited'          => $edited,
 396                         'network'         => $item["item_network"],
 397                         'network_name'    => network_to_name($item['item_network'], $profile_link),
 398                         'received'        => $item['received'],
 399                         'commented'       => $item['commented'],
 400                         'created_date'    => $item['created'],
 401                 );
 402
 403                 $arr = array('item' => $item, 'output' => $tmp_item);
 404                 call_hooks('display_item', $arr);
 405
 406                 $result = $arr['output'];
 407
 408                 $result['children'] = array();
 409                 $children = $this->get_children();
 410                 $nb_children = count($children);
 411                 if ($nb_children > 0) {
 412                         foreach ($children as $child) {
 413                                 $result['children'][] = $child->get_template_data($conv_responses, $thread_level + 1);
 414                         }
 415                         // Collapse
 416                         if (($nb_children > 2) || ($thread_level > 1)) {
 417                                 $result['children'][0]['comment_firstcollapsed'] = true;
 418                                 $result['children'][0]['num_comments'] = sprintf( tt('%d comment','%d comments',$total_children),$total_children );
 419                                 $result['children'][0]['hidden_comments_num'] = $total_children;
 420                                 $result['children'][0]['hidden_comments_text'] = tt('comment', 'comments', $total_children);
 421                                 $result['children'][0]['hide_text'] = t('show more');
 422                                 if ($thread_level > 1) {
 423                                         $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
 424                                 } else {
 425                                         $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
 426                                 }
 427                         }
 428                 }
 429
 430         if ($this->is_toplevel()) {
 431                 $result['total_comments_num'] = "$total_children";
 432                 $result['total_comments_text'] = tt('comment', 'comments', $total_children);
 433         }
 434
 435                 $result['private'] = $item['private'];
 436                 $result['toplevel'] = ($this->is_toplevel() ? 'toplevel_item' : '');
 437
 438                 if ($this->is_threaded()) {
 439                         $result['flatten'] = false;
 440                         $result['threaded'] = true;
 441                 } else {
 442                         $result['flatten'] = true;
 443                         $result['threaded'] = false;
 444                 }
 445
 446                 return $result;
 447         }
 448
 449         public function get_id() {
 450                 return $this->get_data_value('id');
 451         }
 452
 453         public function is_threaded() {
 454                 return $this->threaded;
 455         }
 456
 457         /**
 458          * Add a child item
 459          */
 460         public function add_child(Item $item) {
 461                 $item_id = $item->get_id();
 462                 if (!$item_id) {
 463                         logger('[ERROR] Item::add_child : Item has no ID!!', LOGGER_DEBUG);
 464                         return false;
 465                 } elseif ($this->get_child($item->get_id())) {
 466                         logger('[WARN] Item::add_child : Item already exists ('. $item->get_id() .').', LOGGER_DEBUG);
 467                         return false;
 468                 }
 469                 /*
 470                  * Only add what will be displayed
 471                  */
 472                 if ($item->get_data_value('network') === NETWORK_MAIL && local_user() != $item->get_data_value('uid')) {
 473                         return false;
 474                 } elseif (activity_match($item->get_data_value('verb'),ACTIVITY_LIKE) || activity_match($item->get_data_value('verb'),ACTIVITY_DISLIKE)) {
 475                         return false;
 476                 }
 477
 478                 $item->set_parent($this);
 479                 $this->children[] = $item;
 480                 return end($this->children);
 481         }
 482
 483         /**
 484          * Get a child by its ID
 485          */
 486         public function get_child($id) {
 487                 foreach ($this->get_children() as $child) {
 488                         if ($child->get_id() == $id) {
 489                                 return $child;
 490                         }
 491                 }
 492                 return null;
 493         }
 494
 495         /**
 496          * Get all ou children
 497          */
 498         public function get_children() {
 499                 return $this->children;
 500         }
 501
 502         /**
 503          * Set our parent
 504          */
 505         protected function set_parent($item) {
 506                 $parent = $this->get_parent();
 507                 if($parent) {
 508                         $parent->remove_child($this);
 509                 }
 510                 $this->parent = $item;
 511                 $this->set_conversation($item->get_conversation());
 512         }
 513
 514         /**
 515          * Remove our parent
 516          */
 517         protected function remove_parent() {
 518                 $this->parent = null;
 519                 $this->conversation = null;
 520         }
 521
 522         /**
 523          * Remove a child
 524          */
 525         public function remove_child($item) {
 526                 $id = $item->get_id();
 527                 foreach ($this->get_children() as $key => $child) {
 528                         if ($child->get_id() == $id) {
 529                                 $child->remove_parent();
 530                                 unset($this->children[$key]);
 531                                 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
 532                                 $this->children = array_values($this->children);
 533                                 return true;
 534                         }
 535                 }
 536                 logger('[WARN] Item::remove_child : Item is not a child ('. $id .').', LOGGER_DEBUG);
 537                 return false;
 538         }
 539
 540         /**
 541          * Get parent item
 542          */
 543         protected function get_parent() {
 544                 return $this->parent;
 545         }
 546
 547         /**
 548          * set conversation
 549          */
 550         public function set_conversation($conv) {
 551                 $previous_mode = ($this->conversation ? $this->conversation->get_mode() : '');
 552
 553                 $this->conversation = $conv;
 554
 555                 // Set it on our children too
 556                 foreach ($this->get_children() as $child) {
 557                         $child->set_conversation($conv);
 558                 }
 559         }
 560
 561         /**
 562          * get conversation
 563          */
 564         public function get_conversation() {
 565                 return $this->conversation;
 566         }
 567
 568         /**
 569          * Get raw data
 570          *
 571          * We shouldn't need this
 572          */
 573         public function get_data() {
 574                 return $this->data;
 575         }
 576
 577         /**
 578          * Get a data value
 579          *
 580          * Returns:
 581          *      _ value on success
 582          *      _ false on failure
 583          */
 584         public function get_data_value($name) {
 585                 if (!isset($this->data[$name])) {
 586 //                      logger('[ERROR] Item::get_data_value : Item has no value name "'. $name .'".', LOGGER_DEBUG);
 587                         return false;
 588                 }
 589
 590                 return $this->data[$name];
 591         }
 592
 593         /**
 594          * Set template
 595          */
 596         private function set_template($name) {
 597                 if (!x($this->available_templates, $name)) {
 598                         logger('[ERROR] Item::set_template : Template not available ("'. $name .'").', LOGGER_DEBUG);
 599                         return false;
 600                 }
 601
 602                 $this->template = $this->available_templates[$name];
 603         }
 604
 605         /**
 606          * Get template
 607          */
 608         private function get_template() {
 609                 return $this->template;
 610         }
 611
 612         /**
 613          * Check if this is a toplevel post
 614          */
 615         private function is_toplevel() {
 616                 return $this->toplevel;
 617         }
 618
 619         /**
 620          * Check if this is writable
 621          */
 622         private function is_writable() {
 623                 $conv = $this->get_conversation();
 624
 625                 if ($conv) {
 626                         // This will allow us to comment on wall-to-wall items owned by our friends
 627                         // and community forums even if somebody else wrote the post.
 628
 629                         // bug #517 - this fixes for conversation owner
 630                         if ($conv->get_mode() == 'profile' && $conv->get_profile_owner() == local_user()) {
 631                                 return true;
 632                         }
 633
 634                         // this fixes for visitors
 635                         return ($this->writable || ($this->is_visiting() && $conv->get_mode() == 'profile'));
 636                 }
 637                 return $this->writable;
 638         }
 639
 640         /**
 641          * Count the total of our descendants
 642          */
 643         private function count_descendants() {
 644                 $children = $this->get_children();
 645                 $total = count($children);
 646                 if ($total > 0) {
 647                         foreach ($children as $child) {
 648                                 $total += $child->count_descendants();
 649                         }
 650                 }
 651                 return $total;
 652         }
 653
 654         /**
 655          * Get the template for the comment box
 656          */
 657         private function get_comment_box_template() {
 658                 return $this->comment_box_template;
 659         }
 660
 661         /**
 662          * Get the comment box
 663          *
 664          * Returns:
 665          *      _ The comment box string (empty if no comment box)
 666          *      _ false on failure
 667          */
 668         private function get_comment_box($indent) {
 669                 $a = $this->get_app();
 670                 if (!$this->is_toplevel() && !(Config::get('system','thread_allow') && $a->theme_thread_allow)) {
 671                         return '';
 672                 }
 673
 674                 $comment_box = '';
 675                 $conv = $this->get_conversation();
 676                 $template = get_markup_template($this->get_comment_box_template());
 677                 $ww = '';
 678                 if ( ($conv->get_mode() === 'network') && $this->is_wall_to_wall() )
 679                         $ww = 'ww';
 680
 681                 if ($conv->is_writable() && $this->is_writable()) {
 682                         $qc = $qcomment =  null;
 683
 684                         /*
 685                          * Hmmm, code depending on the presence of a particular plugin?
 686                          * This should be better if done by a hook
 687                          */
 688                         if (in_array('qcomment',$a->plugins)) {
 689                                 $qc = ((local_user()) ? PConfig::get(local_user(),'qcomment','words') : null);
 690                                 $qcomment = (($qc) ? explode("\n",$qc) : null);
 691                         }
 692                         $comment_box = replace_macros($template,array(
 693                                 '$return_path' => $a->query_string,
 694                                 '$threaded'    => $this->is_threaded(),
 695 //                              '$jsreload'    => (($conv->get_mode() === 'display') ? $_SESSION['return_url'] : ''),
 696                                 '$jsreload'    => '',
 697                                 '$type'        => (($conv->get_mode() === 'profile') ? 'wall-comment' : 'net-comment'),
 698                                 '$id'          => $this->get_id(),
 699                                 '$parent'      => $this->get_id(),
 700                                 '$qcomment'    => $qcomment,
 701                                 '$profile_uid' =>  $conv->get_profile_owner(),
 702                                 '$mylink'      => $a->remove_baseurl($a->contact['url']),
 703                                 '$mytitle'     => t('This is you'),
 704                                 '$myphoto'     => $a->remove_baseurl($a->contact['thumb']),
 705                                 '$comment'     => t('Comment'),
 706                                 '$submit'      => t('Submit'),
 707                                 '$edbold'      => t('Bold'),
 708                                 '$editalic'    => t('Italic'),
 709                                 '$eduline'     => t('Underline'),
 710                                 '$edquote'     => t('Quote'),
 711                                 '$edcode'      => t('Code'),
 712                                 '$edimg'       => t('Image'),
 713                                 '$edurl'       => t('Link'),
 714                                 '$edvideo'     => t('Video'),
 715                                 '$preview'     => ((feature_enabled($conv->get_profile_owner(),'preview')) ? t('Preview') : ''),
 716                                 '$indent'      => $indent,
 717                                 '$sourceapp'   => t($a->sourcename),
 718                                 '$ww'          => (($conv->get_mode() === 'network') ? $ww : ''),
 719                                 '$rand_num'    => random_digits(12)
 720                         ));
 721                 }
 722
 723                 return $comment_box;
 724         }
 725
 726         private function get_redirect_url() {
 727                 return $this->redirect_url;
 728         }
 729
 730         /**
 731          * Check if we are a wall to wall item and set the relevant properties
 732          */
 733         protected function check_wall_to_wall() {
 734                 $a = $this->get_app();
 735                 $conv = $this->get_conversation();
 736                 $this->wall_to_wall = false;
 737
 738                 if($this->is_toplevel()) {
 739                         if($conv->get_mode() !== 'profile') {
 740                                 if($this->get_data_value('wall') && !$this->get_data_value('self')) {
 741                                         // On the network page, I am the owner. On the display page it will be the profile owner.
 742                                         // This will have been stored in $a->page_contact by our calling page.
 743                                         // Put this person as the wall owner of the wall-to-wall notice.
 744
 745                                         $this->owner_url = zrl($a->page_contact['url']);
 746                                         $this->owner_photo = $a->page_contact['thumb'];
 747                                         $this->owner_name = $a->page_contact['name'];
 748                                         $this->wall_to_wall = true;
 749                                 } elseif($this->get_data_value('owner-link')) {
 750
 751                                         $owner_linkmatch = (($this->get_data_value('owner-link')) && link_compare($this->get_data_value('owner-link'),$this->get_data_value('author-link')));
 752                                         $alias_linkmatch = (($this->get_data_value('alias')) && link_compare($this->get_data_value('alias'),$this->get_data_value('author-link')));
 753                                         $owner_namematch = (($this->get_data_value('owner-name')) && $this->get_data_value('owner-name') == $this->get_data_value('author-name'));
 754
 755                                         if ((! $owner_linkmatch) && (! $alias_linkmatch) && (! $owner_namematch)) {
 756
 757                                                 // The author url doesn't match the owner (typically the contact)
 758                                                 // and also doesn't match the contact alias.
 759                                                 // The name match is a hack to catch several weird cases where URLs are
 760                                                 // all over the park. It can be tricked, but this prevents you from
 761                                                 // seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
 762                                                 // well that it's the same Bob Smith.
 763
 764                                                 // But it could be somebody else with the same name. It just isn't highly likely.
 765
 766
 767                                                 $this->owner_photo = $this->get_data_value('owner-avatar');
 768                                                 $this->owner_name = $this->get_data_value('owner-name');
 769                                                 $this->wall_to_wall = true;
 770                                                 // If it is our contact, use a friendly redirect link
 771                                                 if ((link_compare($this->get_data_value('owner-link'),$this->get_data_value('url')))
 772                                                         && ($this->get_data_value('network') === NETWORK_DFRN)) {
 773                                                         $this->owner_url = $this->get_redirect_url();
 774                                                 } else {
 775                                                         $this->owner_url = zrl($this->get_data_value('owner-link'));
 776                                                 }
 777                                         }
 778                                 }
 779                         }
 780                 }
 781
 782                 if (!$this->wall_to_wall) {
 783                         $this->set_template('wall');
 784                         $this->owner_url = '';
 785                         $this->owner_photo = '';
 786                         $this->owner_name = '';
 787                 }
 788         }
 789
 790         private function is_wall_to_wall() {
 791                 return $this->wall_to_wall;
 792         }
 793
 794         private function get_owner_url() {
 795                 return $this->owner_url;
 796         }
 797
 798         private function get_owner_photo() {
 799                 return $this->owner_photo;
 800         }
 801
 802         private function get_owner_name() {
 803                 return $this->owner_name;
 804         }
 805
 806         private function is_visiting() {
 807                 return $this->visiting;
 808         }
 809
 810 }