src/Core/Item.php

   1 <?php
   2 /**
   3  * @file src/Core/Item.php
   4  */
   5 namespace Friendica\Core;
   6
   7 use Friendica\Core\BaseObject;
   8 use Friendica\Core\Config;
   9 use Friendica\Core\PConfig;
  10 use Friendica\Database\DBM;
  11 use Friendica\Protocol\Diaspora;
  12 use dba;
  13
  14 require_once 'include/text.php';
  15 require_once 'boot.php';
  16
  17 /**
  18  * An item
  19  */
  20 class Item extends BaseObject
  21 {
  22         private $data = array();
  23         private $template = null;
  24         private $available_templates = array(
  25                 'wall' => 'wall_thread.tpl',
  26                 'wall2wall' => 'wallwall_thread.tpl'
  27         );
  28         private $comment_box_template = 'comment_item.tpl';
  29         private $toplevel = false;
  30         private $writable = false;
  31         private $children = array();
  32         private $parent = null;
  33         private $conversation = null;
  34         private $redirect_url = null;
  35         private $owner_url = '';
  36         private $owner_photo = '';
  37         private $owner_name = '';
  38         private $wall_to_wall = false;
  39         private $threaded = false;
  40         private $visiting = false;
  41
  42         public function __construct($data)
  43         {
  44                 $a = $this->get_app();
  45
  46                 $this->data = $data;
  47                 $this->setTemplate('wall');
  48                 $this->toplevel = ($this->getId() == $this->getDataValue('parent'));
  49
  50                 if (is_array($_SESSION['remote'])) {
  51                         foreach ($_SESSION['remote'] as $visitor) {
  52                                 if ($visitor['cid'] == $this->getDataValue('contact-id')) {
  53                                         $this->visiting = true;
  54                                         break;
  55                                 }
  56                         }
  57                 }
  58
  59                 $this->writable = ($this->getDataValue('writable') || $this->getDataValue('self'));
  60
  61                 $ssl_state = ((local_user()) ? true : false);
  62                 $this->redirect_url = 'redir/' . $this->getDataValue('cid');
  63
  64                 if (Config::get('system', 'thread_allow') && $a->theme_thread_allow && !$this->isToplevel()) {
  65                         $this->threaded = true;
  66                 }
  67
  68                 // Prepare the children
  69                 if (count($data['children'])) {
  70                         foreach ($data['children'] as $item) {
  71                                 /*
  72                                  * Only add will be displayed
  73                                  */
  74                                 if ($item['network'] === NETWORK_MAIL && local_user() != $item['uid']) {
  75                                         continue;
  76                                 } elseif (! visible_activity($item)) {
  77                                         continue;
  78                                 }
  79
  80                                 // You can always comment on Diaspora items
  81                                 if (($item['network'] == NETWORK_DIASPORA) && (local_user() == $item['uid'])) {
  82                                         $item['writable'] = true;
  83                                 }
  84
  85                                 $item['pagedrop'] = $data['pagedrop'];
  86                                 $child = new Item($item);
  87                                 $this->addChild($child);
  88                         }
  89                 }
  90         }
  91
  92         /**
  93          * Get data in a form usable by a conversation template
  94          *
  95          * Returns:
  96          *      _ The data requested on success
  97          *      _ false on failure
  98          */
  99         public function getTemplateData($conv_responses, $thread_level = 1)
 100         {
 101                 require_once "mod/proxy.php";
 102
 103                 $result = array();
 104
 105                 $a = $this->get_app();
 106
 107                 $item = $this->getData();
 108                 $edited = false;
 109                 // If the time between "created" and "edited" differs we add
 110                 // a notice that the post was edited.
 111                 // Note: In some networks reshared items seem to have (sometimes) a difference
 112                 // between creation time and edit time of a second. Thats why we add the notice
 113                 // only if the difference is more than 1 second.
 114                 if (strtotime($item['edited']) - strtotime($item['created']) > 1) {
 115                         $edited = array(
 116                                 'label'    => t('This entry was edited'),
 117                                 'date'     => datetime_convert('UTC', date_default_timezone_get(), $item['edited'], 'r'),
 118                                 'relative' => relative_date($item['edited'])
 119                         );
 120                 }
 121                 $commentww = '';
 122                 $sparkle = '';
 123                 $buttons = '';
 124                 $dropping = false;
 125                 $star = false;
 126                 $ignore = false;
 127                 $isstarred = "unstarred";
 128                 $indent = '';
 129                 $shiny = '';
 130                 $osparkle = '';
 131                 $total_children = $this->countDescendants();
 132
 133                 $conv = $this->getConversation();
 134
 135                 $lock = ((($item['private'] == 1) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid'])
 136                         || strlen($item['deny_cid']) || strlen($item['deny_gid']))))
 137                         ? t('Private Message')
 138                         : false);
 139                 $shareable = ((($conv->get_profile_owner() == local_user()) && ($item['private'] != 1)) ? true : false);
 140                 if (local_user() && link_compare($a->contact['url'], $item['author-link'])) {
 141                         if ($item["event-id"] != 0) {
 142                                 $edpost = array("events/event/".$item['event-id'], t("Edit"));
 143                         } else {
 144                                 $edpost = array("editpost/".$item['id'], t("Edit"));
 145                         }
 146                 } else {
 147                         $edpost = false;
 148                 }
 149
 150                 if (($this->getDataValue('uid') == local_user()) || $this->isVisiting()) {
 151                         $dropping = true;
 152                 }
 153
 154                 $drop = array(
 155                         'dropping' => $dropping,
 156                         'pagedrop' => ((feature_enabled($conv->get_profile_owner(), 'multi_delete')) ? $item['pagedrop'] : ''),
 157                         'select'   => t('Select'),
 158                         'delete'   => t('Delete'),
 159                 );
 160
 161                 $filer = (($conv->get_profile_owner() == local_user()) ? t("save to folder") : false);
 162
 163                 $diff_author    = ((link_compare($item['url'], $item['author-link'])) ? false : true);
 164                 $profile_name   = htmlentities(((strlen($item['author-name'])) && $diff_author) ? $item['author-name'] : $item['name']);
 165                 if ($item['author-link'] && (! $item['author-name'])) {
 166                         $profile_name = $item['author-link'];
 167                 }
 168
 169                 $sp = false;
 170                 $profile_link = best_link_url($item, $sp);
 171                 if ($profile_link === 'mailbox') {
 172                         $profile_link = '';
 173                 }
 174
 175                 if ($sp) {
 176                         $sparkle = ' sparkle';
 177                 } else {
 178                         $profile_link = zrl($profile_link);
 179                 }
 180
 181                 if (!isset($item['author-thumb']) || ($item['author-thumb'] == "")) {
 182                         $author_contact = get_contact_details_by_url($item['author-link'], $conv->get_profile_owner());
 183                         if ($author_contact["thumb"]) {
 184                                 $item['author-thumb'] = $author_contact["thumb"];
 185                         } else {
 186                                 $item['author-thumb'] = $item['author-avatar'];
 187                         }
 188                 }
 189
 190                 if (!isset($item['owner-thumb']) || ($item['owner-thumb'] == "")) {
 191                         $owner_contact = get_contact_details_by_url($item['owner-link'], $conv->get_profile_owner());
 192                         if ($owner_contact["thumb"]) {
 193                                 $item['owner-thumb'] = $owner_contact["thumb"];
 194                         } else {
 195                                 $item['owner-thumb'] = $item['owner-avatar'];
 196                         }
 197                 }
 198
 199                 $locate = array('location' => $item['location'], 'coord' => $item['coord'], 'html' => '');
 200                 call_hooks('render_location', $locate);
 201                 $location = ((strlen($locate['html'])) ? $locate['html'] : render_location_dummy($locate));
 202
 203                 $tags=array();
 204                 $hashtags = array();
 205                 $mentions = array();
 206
 207                 /*foreach(explode(',',$item['tag']) as $tag){
 208                         $tag = trim($tag);
 209                         if ($tag!="") {
 210                                 $t = bbcode($tag);
 211                                 $tags[] = $t;
 212                                 if($t[0] == '#')
 213                                         $hashtags[] = $t;
 214                                 elseif($t[0] == '@')
 215                                         $mentions[] = $t;
 216                         }
 217                 }*/
 218
 219                 // process action responses - e.g. like/dislike/attend/agree/whatever
 220                 $response_verbs = array('like', 'dislike');
 221
 222                 if ($item['object-type'] === ACTIVITY_OBJ_EVENT) {
 223                         $response_verbs[] = 'attendyes';
 224                         $response_verbs[] = 'attendno';
 225                         $response_verbs[] = 'attendmaybe';
 226                         if ($conv->is_writable()) {
 227                                 $isevent = true;
 228                                 $attend = array( t('I will attend'), t('I will not attend'), t('I might attend'));
 229                         }
 230                 }
 231
 232                 $responses = get_responses($conv_responses, $response_verbs, $this, $item);
 233
 234                 foreach ($response_verbs as $value => $verbs) {
 235                         $responses[$verbs]['output']  = ((x($conv_responses[$verbs], $item['uri'])) ? format_like($conv_responses[$verbs][$item['uri']], $conv_responses[$verbs][$item['uri'] . '-l'], $verbs, $item['uri']) : '');
 236                 }
 237
 238                 /*
 239                  * We should avoid doing this all the time, but it depends on the conversation mode
 240                  * And the conv mode may change when we change the conv, or it changes its mode
 241                  * Maybe we should establish a way to be notified about conversation changes
 242                  */
 243                 $this->checkWallToWall();
 244
 245                 if ($this->isWallToWall() && ($this->getOwnerUrl() == $this->getRedirectUrl())) {
 246                         $osparkle = ' sparkle';
 247                 }
 248
 249                 if ($this->isToplevel()) {
 250                         if ($conv->get_profile_owner() == local_user()) {
 251                                 $isstarred = (($item['starred']) ? "starred" : "unstarred");
 252
 253                                 $star = array(
 254                                         'do'        => t("add star"),
 255                                         'undo'      => t("remove star"),
 256                                         'toggle'    => t("toggle star status"),
 257                                         'classdo'   => (($item['starred']) ? "hidden" : ""),
 258                                         'classundo' => (($item['starred']) ? "" : "hidden"),
 259                                         'starred'   =>  t('starred'),
 260                                 );
 261                                 $r = dba::select('thread', array('ignored'), array('uid' => $item['uid'], 'iid' => $item['id']), array('limit' => 1));
 262                                 if (DBM::is_result($r)) {
 263                                         $ignore = array(
 264                                                 'do'        => t("ignore thread"),
 265                                                 'undo'      => t("unignore thread"),
 266                                                 'toggle'    => t("toggle ignore status"),
 267                                                 'classdo'   => (($r['ignored']) ? "hidden" : ""),
 268                                                 'classundo' => (($r['ignored']) ? "" : "hidden"),
 269                                                 'ignored'   =>  t('ignored'),
 270                                         );
 271                                 }
 272
 273                                 $tagger = '';
 274                                 if (feature_enabled($conv->get_profile_owner(), 'commtag')) {
 275                                         $tagger = array(
 276                                                 'add'   => t("add tag"),
 277                                                 'class' => "",
 278                                         );
 279                                 }
 280                         }
 281                 } else {
 282                         $indent = 'comment';
 283                 }
 284
 285                 if ($conv->is_writable()) {
 286                         $buttons = array(
 287                                 'like' => array( t("I like this \x28toggle\x29"), t("like")),
 288                                 'dislike' => ((feature_enabled($conv->get_profile_owner(), 'dislike')) ? array( t("I don't like this \x28toggle\x29"), t("dislike")) : ''),
 289                         );
 290                         if ($shareable) {
 291                                 $buttons['share'] = array( t('Share this'), t('share'));
 292                         }
 293                 }
 294
 295                 $comment = $this->getCommentBox($indent);
 296
 297                 if (strcmp(datetime_convert('UTC', 'UTC', $item['created']), datetime_convert('UTC', 'UTC', 'now - 12 hours')) > 0) {
 298                         $shiny = 'shiny';
 299                 }
 300
 301                 localize_item($item);
 302
 303                 $body = prepare_body($item, true);
 304
 305                 list($categories, $folders) = get_cats_and_terms($item);
 306
 307                 if ($a->theme['template_engine'] === 'internal') {
 308                         $body_e       = template_escape($body);
 309                         $text_e       = strip_tags(template_escape($body));
 310                         $name_e       = template_escape($profile_name);
 311                         $title_e      = template_escape($item['title']);
 312                         $location_e   = template_escape($location);
 313                         $owner_name_e = template_escape($this->getOwnerName());
 314                 } else {
 315                         $body_e       = $body;
 316                         $text_e       = strip_tags($body);
 317                         $name_e       = $profile_name;
 318                         $title_e      = $item['title'];
 319                         $location_e   = $location;
 320                         $owner_name_e = $this->getOwnerName();
 321                 }
 322
 323                 // Disable features that aren't available in several networks
 324
 325                 /// @todo Add NETWORK_DIASPORA when it will pass this information
 326                 if (!in_array($item["item_network"], array(NETWORK_DFRN)) && isset($buttons["dislike"])) {
 327                         unset($buttons["dislike"], $isevent);
 328                         $tagger = '';
 329                 }
 330
 331                 if (($item["item_network"] == NETWORK_FEED) && isset($buttons["like"])) {
 332                         unset($buttons["like"]);
 333                 }
 334
 335                 if (($item["item_network"] == NETWORK_MAIL) && isset($buttons["like"])) {
 336                         unset($buttons["like"]);
 337                 }
 338
 339                 $tmp_item = array(
 340                         'template'        => $this->getTemplate(),
 341                         'type'            => implode("", array_slice(explode("/", $item['verb']), -1)),
 342                         'tags'            => $item['tags'],
 343                         'hashtags'        => $item['hashtags'],
 344                         'mentions'        => $item['mentions'],
 345                         'txt_cats'        => t('Categories:'),
 346                         'txt_folders'     => t('Filed under:'),
 347                         'has_cats'        => ((count($categories)) ? 'true' : ''),
 348                         'has_folders'     => ((count($folders)) ? 'true' : ''),
 349                         'categories'      => $categories,
 350                         'folders'         => $folders,
 351                         'body'            => $body_e,
 352                         'text'            => $text_e,
 353                         'id'              => $this->getId(),
 354                         'guid'            => urlencode($item['guid']),
 355                         'isevent'         => $isevent,
 356                         'attend'          => $attend,
 357                         'linktitle'       => sprintf(t('View %s\'s profile @ %s'), $profile_name, ((strlen($item['author-link'])) ? $item['author-link'] : $item['url'])),
 358                         'olinktitle'      => sprintf(t('View %s\'s profile @ %s'), htmlentities($this->getOwnerName()), ((strlen($item['owner-link'])) ? $item['owner-link'] : $item['url'])),
 359                         'to'              => t('to'),
 360                         'via'             => t('via'),
 361                         'wall'            => t('Wall-to-Wall'),
 362                         'vwall'           => t('via Wall-To-Wall:'),
 363                         'profile_url'     => $profile_link,
 364                         'item_photo_menu' => item_photo_menu($item),
 365                         'name'            => $name_e,
 366                         'thumb'           => $a->remove_baseurl(proxy_url($item['author-thumb'], false, PROXY_SIZE_THUMB)),
 367                         'osparkle'        => $osparkle,
 368                         'sparkle'         => $sparkle,
 369                         'title'           => $title_e,
 370                         'localtime'       => datetime_convert('UTC', date_default_timezone_get(), $item['created'], 'r'),
 371                         'ago'             => (($item['app']) ? sprintf(t('%s from %s'), relative_date($item['created']), $item['app']) : relative_date($item['created'])),
 372                         'app'             => $item['app'],
 373                         'created'         => relative_date($item['created']),
 374                         'lock'            => $lock,
 375                         'location'        => $location_e,
 376                         'indent'          => $indent,
 377                         'shiny'           => $shiny,
 378                         'owner_url'       => $this->getOwnerUrl(),
 379                         'owner_photo'     => $a->remove_baseurl(proxy_url($item['owner-thumb'], false, PROXY_SIZE_THUMB)),
 380                         'owner_name'      => htmlentities($owner_name_e),
 381                         'plink'           => get_plink($item),
 382                         'edpost'          => ((feature_enabled($conv->get_profile_owner(), 'edit_posts')) ? $edpost : ''),
 383                         'isstarred'       => $isstarred,
 384                         'star'            => ((feature_enabled($conv->get_profile_owner(), 'star_posts')) ? $star : ''),
 385                         'ignore'          => ((feature_enabled($conv->get_profile_owner(), 'ignore_posts')) ? $ignore : ''),
 386                         'tagger'          => $tagger,
 387                         'filer'           => ((feature_enabled($conv->get_profile_owner(), 'filing')) ? $filer : ''),
 388                         'drop'            => $drop,
 389                         'vote'            => $buttons,
 390                         'like'            => $responses['like']['output'],
 391                         'dislike'         => $responses['dislike']['output'],
 392                         'responses'       => $responses,
 393                         'switchcomment'   => t('Comment'),
 394                         'comment'         => $comment,
 395                         'previewing'      => ($conv->is_preview() ? ' preview ' : ''),
 396                         'wait'            => t('Please wait'),
 397                         'thread_level'    => $thread_level,
 398                         'edited'          => $edited,
 399                         'network'         => $item["item_network"],
 400                         'network_name'    => network_to_name($item['item_network'], $profile_link),
 401                         'received'        => $item['received'],
 402                         'commented'       => $item['commented'],
 403                         'created_date'    => $item['created'],
 404                 );
 405
 406                 $arr = array('item' => $item, 'output' => $tmp_item);
 407                 call_hooks('display_item', $arr);
 408
 409                 $result = $arr['output'];
 410
 411                 $result['children'] = array();
 412                 $children = $this->getChildren();
 413                 $nb_children = count($children);
 414                 if ($nb_children > 0) {
 415                         foreach ($children as $child) {
 416                                 $result['children'][] = $child->getTemplateData($conv_responses, $thread_level + 1);
 417                         }
 418                         // Collapse
 419                         if (($nb_children > 2) || ($thread_level > 1)) {
 420                                 $result['children'][0]['comment_firstcollapsed'] = true;
 421                                 $result['children'][0]['num_comments'] = sprintf(tt('%d comment', '%d comments', $total_children), $total_children);
 422                                 $result['children'][0]['hidden_comments_num'] = $total_children;
 423                                 $result['children'][0]['hidden_comments_text'] = tt('comment', 'comments', $total_children);
 424                                 $result['children'][0]['hide_text'] = t('show more');
 425                                 if ($thread_level > 1) {
 426                                         $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
 427                                 } else {
 428                                         $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
 429                                 }
 430                         }
 431                 }
 432
 433                 if ($this->isToplevel()) {
 434                         $result['total_comments_num'] = "$total_children";
 435                         $result['total_comments_text'] = tt('comment', 'comments', $total_children);
 436                 }
 437
 438                 $result['private'] = $item['private'];
 439                 $result['toplevel'] = ($this->isToplevel() ? 'toplevel_item' : '');
 440
 441                 if ($this->isThreaded()) {
 442                         $result['flatten'] = false;
 443                         $result['threaded'] = true;
 444                 } else {
 445                         $result['flatten'] = true;
 446                         $result['threaded'] = false;
 447                 }
 448
 449                 return $result;
 450         }
 451
 452         public function getId()
 453         {
 454                 return $this->getDataValue('id');
 455         }
 456
 457         public function isThreaded()
 458         {
 459                 return $this->threaded;
 460         }
 461
 462         /**
 463          * Add a child item
 464          */
 465         public function addChild(Item $item)
 466         {
 467                 $item_id = $item->getId();
 468                 if (!$item_id) {
 469                         logger('[ERROR] Item::addChild : Item has no ID!!', LOGGER_DEBUG);
 470                         return false;
 471                 } elseif ($this->getChild($item->getId())) {
 472                         logger('[WARN] Item::addChild : Item already exists ('. $item->getId() .').', LOGGER_DEBUG);
 473                         return false;
 474                 }
 475                 /*
 476                  * Only add what will be displayed
 477                  */
 478                 if ($item->getDataValue('network') === NETWORK_MAIL && local_user() != $item->getDataValue('uid')) {
 479                         return false;
 480                 } elseif (activity_match($item->getDataValue('verb'), ACTIVITY_LIKE) || activity_match($item->getDataValue('verb'), ACTIVITY_DISLIKE)) {
 481                         return false;
 482                 }
 483
 484                 $item->setParent($this);
 485                 $this->children[] = $item;
 486
 487                 return end($this->children);
 488         }
 489
 490         /**
 491          * Get a child by its ID
 492          */
 493         public function getChild($id)
 494         {
 495                 foreach ($this->getChildren() as $child) {
 496                         if ($child->getId() == $id) {
 497                                 return $child;
 498                         }
 499                 }
 500
 501                 return null;
 502         }
 503
 504         /**
 505          * Get all ou children
 506          */
 507         public function getChildren()
 508         {
 509                 return $this->children;
 510         }
 511
 512         /**
 513          * Set our parent
 514          */
 515         protected function setParent($item)
 516         {
 517                 $parent = $this->getParent();
 518                 if ($parent) {
 519                         $parent->removeChild($this);
 520                 }
 521
 522                 $this->parent = $item;
 523                 $this->setConversation($item->getConversation());
 524         }
 525
 526         /**
 527          * Remove our parent
 528          */
 529         protected function removeParent()
 530         {
 531                 $this->parent = null;
 532                 $this->conversation = null;
 533         }
 534
 535         /**
 536          * Remove a child
 537          */
 538         public function removeChild($item)
 539         {
 540                 $id = $item->getId();
 541                 foreach ($this->getChildren() as $key => $child) {
 542                         if ($child->getId() == $id) {
 543                                 $child->removeParent();
 544                                 unset($this->children[$key]);
 545                                 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
 546                                 $this->children = array_values($this->children);
 547                                 return true;
 548                         }
 549                 }
 550                 logger('[WARN] Item::removeChild : Item is not a child ('. $id .').', LOGGER_DEBUG);
 551                 return false;
 552         }
 553
 554         /**
 555          * Get parent item
 556          */
 557         protected function getParent()
 558         {
 559                 return $this->parent;
 560         }
 561
 562         /**
 563          * set conversation
 564          */
 565         public function setConversation($conv)
 566         {
 567                 $previous_mode = ($this->conversation ? $this->conversation->get_mode() : '');
 568
 569                 $this->conversation = $conv;
 570
 571                 // Set it on our children too
 572                 foreach ($this->getChildren() as $child) {
 573                         $child->setConversation($conv);
 574                 }
 575         }
 576
 577         /**
 578          * get conversation
 579          */
 580         public function getConversation()
 581         {
 582                 return $this->conversation;
 583         }
 584
 585         /**
 586          * Get raw data
 587          *
 588          * We shouldn't need this
 589          */
 590         public function getData()
 591         {
 592                 return $this->data;
 593         }
 594
 595         /**
 596          * Get a data value
 597          *
 598          * Returns:
 599          *      _ value on success
 600          *      _ false on failure
 601          */
 602         public function getDataValue($name)
 603         {
 604                 if (!isset($this->data[$name])) {
 605                         // logger('[ERROR] Item::getDataValue : Item has no value name "'. $name .'".', LOGGER_DEBUG);
 606                         return false;
 607                 }
 608
 609                 return $this->data[$name];
 610         }
 611
 612         /**
 613          * Set template
 614          */
 615         private function setTemplate($name)
 616         {
 617                 if (!x($this->available_templates, $name)) {
 618                         logger('[ERROR] Item::setTemplate : Template not available ("'. $name .'").', LOGGER_DEBUG);
 619                         return false;
 620                 }
 621
 622                 $this->template = $this->available_templates[$name];
 623         }
 624
 625         /**
 626          * Get template
 627          */
 628         private function getTemplate()
 629         {
 630                 return $this->template;
 631         }
 632
 633         /**
 634          * Check if this is a toplevel post
 635          */
 636         private function isToplevel()
 637         {
 638                 return $this->toplevel;
 639         }
 640
 641         /**
 642          * Check if this is writable
 643          */
 644         private function isWritable()
 645         {
 646                 $conv = $this->getConversation();
 647
 648                 if ($conv) {
 649                         // This will allow us to comment on wall-to-wall items owned by our friends
 650                         // and community forums even if somebody else wrote the post.
 651
 652                         // bug #517 - this fixes for conversation owner
 653                         if ($conv->get_mode() == 'profile' && $conv->get_profile_owner() == local_user()) {
 654                                 return true;
 655                         }
 656
 657                         // this fixes for visitors
 658                         return ($this->writable || ($this->isVisiting() && $conv->get_mode() == 'profile'));
 659                 }
 660                 return $this->writable;
 661         }
 662
 663         /**
 664          * Count the total of our descendants
 665          */
 666         private function countDescendants()
 667         {
 668                 $children = $this->getChildren();
 669                 $total = count($children);
 670                 if ($total > 0) {
 671                         foreach ($children as $child) {
 672                                 $total += $child->countDescendants();
 673                         }
 674                 }
 675
 676                 return $total;
 677         }
 678
 679         /**
 680          * Get the template for the comment box
 681          */
 682         private function getCommentBoxTemplate()
 683         {
 684                 return $this->comment_box_template;
 685         }
 686
 687         /**
 688          * Get the comment box
 689          *
 690          * Returns:
 691          *      _ The comment box string (empty if no comment box)
 692          *      _ false on failure
 693          */
 694         private function getCommentBox($indent)
 695         {
 696                 $a = $this->get_app();
 697                 if (!$this->isToplevel() && !(Config::get('system', 'thread_allow') && $a->theme_thread_allow)) {
 698                         return '';
 699                 }
 700
 701                 $comment_box = '';
 702                 $conv = $this->getConversation();
 703                 $template = get_markup_template($this->getCommentBoxTemplate());
 704                 $ww = '';
 705                 if (($conv->get_mode() === 'network') && $this->isWallToWall()) {
 706                         $ww = 'ww';
 707                 }
 708
 709                 if ($conv->is_writable() && $this->isWritable()) {
 710                         $qc = $qcomment =  null;
 711
 712                         /*
 713                          * Hmmm, code depending on the presence of a particular plugin?
 714                          * This should be better if done by a hook
 715                          */
 716                         if (in_array('qcomment', $a->plugins)) {
 717                                 $qc = ((local_user()) ? PConfig::get(local_user(), 'qcomment', 'words') : null);
 718                                 $qcomment = (($qc) ? explode("\n", $qc) : null);
 719                         }
 720
 721                         $comment_box = replace_macros(
 722                                 $template,
 723                                 array(
 724                                 '$return_path' => $a->query_string,
 725                                 '$threaded'    => $this->isThreaded(),
 726                                 // '$jsreload'    => (($conv->get_mode() === 'display') ? $_SESSION['return_url'] : ''),
 727                                 '$jsreload'    => '',
 728                                 '$type'        => (($conv->get_mode() === 'profile') ? 'wall-comment' : 'net-comment'),
 729                                 '$id'          => $this->getId(),
 730                                 '$parent'      => $this->getId(),
 731                                 '$qcomment'    => $qcomment,
 732                                 '$profile_uid' =>  $conv->get_profile_owner(),
 733                                 '$mylink'      => $a->remove_baseurl($a->contact['url']),
 734                                 '$mytitle'     => t('This is you'),
 735                                 '$myphoto'     => $a->remove_baseurl($a->contact['thumb']),
 736                                 '$comment'     => t('Comment'),
 737                                 '$submit'      => t('Submit'),
 738                                 '$edbold'      => t('Bold'),
 739                                 '$editalic'    => t('Italic'),
 740                                 '$eduline'     => t('Underline'),
 741                                 '$edquote'     => t('Quote'),
 742                                 '$edcode'      => t('Code'),
 743                                 '$edimg'       => t('Image'),
 744                                 '$edurl'       => t('Link'),
 745                                 '$edvideo'     => t('Video'),
 746                                 '$preview'     => ((feature_enabled($conv->get_profile_owner(), 'preview')) ? t('Preview') : ''),
 747                                 '$indent'      => $indent,
 748                                 '$sourceapp'   => t($a->sourcename),
 749                                 '$ww'          => (($conv->get_mode() === 'network') ? $ww : ''),
 750                                 '$rand_num'    => random_digits(12))
 751                         );
 752                 }
 753
 754                 return $comment_box;
 755         }
 756
 757         private function getRedirectUrl()
 758         {
 759                 return $this->redirect_url;
 760         }
 761
 762         /**
 763          * Check if we are a wall to wall item and set the relevant properties
 764          */
 765         protected function checkWallToWall()
 766         {
 767                 $a = $this->get_app();
 768                 $conv = $this->getConversation();
 769                 $this->wall_to_wall = false;
 770
 771                 if ($this->isToplevel()) {
 772                         if ($conv->get_mode() !== 'profile') {
 773                                 if ($this->getDataValue('wall') && !$this->getDataValue('self')) {
 774                                         // On the network page, I am the owner. On the display page it will be the profile owner.
 775                                         // This will have been stored in $a->page_contact by our calling page.
 776                                         // Put this person as the wall owner of the wall-to-wall notice.
 777
 778                                         $this->owner_url = zrl($a->page_contact['url']);
 779                                         $this->owner_photo = $a->page_contact['thumb'];
 780                                         $this->owner_name = $a->page_contact['name'];
 781                                         $this->wall_to_wall = true;
 782                                 } elseif ($this->getDataValue('owner-link')) {
 783                                         $owner_linkmatch = (($this->getDataValue('owner-link')) && link_compare($this->getDataValue('owner-link'), $this->getDataValue('author-link')));
 784                                         $alias_linkmatch = (($this->getDataValue('alias')) && link_compare($this->getDataValue('alias'), $this->getDataValue('author-link')));
 785                                         $owner_namematch = (($this->getDataValue('owner-name')) && $this->getDataValue('owner-name') == $this->getDataValue('author-name'));
 786
 787                                         if ((! $owner_linkmatch) && (! $alias_linkmatch) && (! $owner_namematch)) {
 788                                                 // The author url doesn't match the owner (typically the contact)
 789                                                 // and also doesn't match the contact alias.
 790                                                 // The name match is a hack to catch several weird cases where URLs are
 791                                                 // all over the park. It can be tricked, but this prevents you from
 792                                                 // seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
 793                                                 // well that it's the same Bob Smith.
 794
 795                                                 // But it could be somebody else with the same name. It just isn't highly likely.
 796
 797
 798                                                 $this->owner_photo = $this->getDataValue('owner-avatar');
 799                                                 $this->owner_name = $this->getDataValue('owner-name');
 800                                                 $this->wall_to_wall = true;
 801                                                 // If it is our contact, use a friendly redirect link
 802                                                 if ((link_compare($this->getDataValue('owner-link'), $this->getDataValue('url')))
 803                                                         && ($this->getDataValue('network') === NETWORK_DFRN)
 804                                                 ) {
 805                                                         $this->owner_url = $this->getRedirectUrl();
 806                                                 } else {
 807                                                         $this->owner_url = zrl($this->getDataValue('owner-link'));
 808                                                 }
 809                                         }
 810                                 }
 811                         }
 812                 }
 813
 814                 if (!$this->wall_to_wall) {
 815                         $this->setTemplate('wall');
 816                         $this->owner_url = '';
 817                         $this->owner_photo = '';
 818                         $this->owner_name = '';
 819                 }
 820         }
 821
 822         private function isWallToWall()
 823         {
 824                 return $this->wall_to_wall;
 825         }
 826
 827         private function getOwnerUrl()
 828         {
 829                 return $this->owner_url;
 830         }
 831
 832         private function getOwnerPhoto()
 833         {
 834                 return $this->owner_photo;
 835         }
 836
 837         private function getOwnerName()
 838         {
 839                 return $this->owner_name;
 840         }
 841
 842         private function isVisiting()
 843         {
 844                 return $this->visiting;
 845         }
 846 }