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