src/Object/Post.php

   1 <?php
   2 /**
   3  * @file src/Object/Post.php
   4  */
   5 namespace Friendica\Object;
   6
   7 use Friendica\BaseObject;
   8 use Friendica\Content\ContactSelector;
   9 use Friendica\Content\Feature;
  10 use Friendica\Core\Addon;
  11 use Friendica\Core\Config;
  12 use Friendica\Core\Hook;
  13 use Friendica\Core\L10n;
  14 use Friendica\Core\Logger;
  15 use Friendica\Core\PConfig;
  16 use Friendica\Core\Protocol;
  17 use Friendica\Core\Renderer;
  18 use Friendica\Database\DBA;
  19 use Friendica\Model\Contact;
  20 use Friendica\Model\Item;
  21 use Friendica\Model\Term;
  22 use Friendica\Util\Crypto;
  23 use Friendica\Util\DateTimeFormat;
  24 use Friendica\Util\Proxy as ProxyUtils;
  25 use Friendica\Util\Strings;
  26 use Friendica\Util\Temporal;
  27
  28 /**
  29  * An item
  30  */
  31 class Post extends BaseObject
  32 {
  33         private $data = [];
  34         private $template = null;
  35         private $available_templates = [
  36                 'wall' => 'wall_thread.tpl',
  37                 'wall2wall' => 'wallwall_thread.tpl'
  38         ];
  39         private $comment_box_template = 'comment_item.tpl';
  40         private $toplevel = false;
  41         private $writable = false;
  42         /**
  43          * @var Post[]
  44          */
  45         private $children = [];
  46         private $parent = null;
  47
  48         /**
  49          * @var Thread
  50          */
  51         private $thread = null;
  52         private $redirect_url = null;
  53         private $owner_url = '';
  54         private $owner_photo = '';
  55         private $owner_name = '';
  56         private $wall_to_wall = false;
  57         private $threaded = false;
  58         private $visiting = false;
  59
  60         /**
  61          * Constructor
  62          *
  63          * @param array $data data array
  64          * @throws \Exception
  65          */
  66         public function __construct(array $data)
  67         {
  68                 $this->data = $data;
  69                 $this->setTemplate('wall');
  70                 $this->toplevel = $this->getId() == $this->getDataValue('parent');
  71
  72                 if (!empty($_SESSION['remote']) && is_array($_SESSION['remote'])) {
  73                         foreach ($_SESSION['remote'] as $visitor) {
  74                                 if ($visitor['cid'] == $this->getDataValue('contact-id')) {
  75                                         $this->visiting = true;
  76                                         break;
  77                                 }
  78                         }
  79                 }
  80
  81                 $this->writable = $this->getDataValue('writable') || $this->getDataValue('self');
  82                 $author = ['uid' => 0, 'id' => $this->getDataValue('author-id'),
  83                         'network' => $this->getDataValue('author-network'),
  84                         'url' => $this->getDataValue('author-link')];
  85                 $this->redirect_url = Contact::magicLinkbyContact($author);
  86                 if (!$this->isToplevel()) {
  87                         $this->threaded = true;
  88                 }
  89
  90                 // Prepare the children
  91                 if (!empty($data['children'])) {
  92                         foreach ($data['children'] as $item) {
  93                                 // Only add will be displayed
  94                                 if ($item['network'] === Protocol::MAIL && local_user() != $item['uid']) {
  95                                         continue;
  96                                 } elseif (!visible_activity($item)) {
  97                                         continue;
  98                                 }
  99
 100                                 // You can always comment on Diaspora and OStatus items
 101                                 if (in_array($item['network'], [Protocol::OSTATUS, Protocol::DIASPORA]) && (local_user() == $item['uid'])) {
 102                                         $item['writable'] = true;
 103                                 }
 104
 105                                 $item['pagedrop'] = $data['pagedrop'];
 106                                 $child = new Post($item);
 107                                 $this->addChild($child);
 108                         }
 109                 }
 110         }
 111
 112         /**
 113          * Get data in a form usable by a conversation template
 114          *
 115          * @param array   $conv_responses conversation responses
 116          * @param integer $thread_level   default = 1
 117          *
 118          * @return mixed The data requested on success
 119          *               false on failure
 120          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 121          * @throws \ImagickException
 122          */
 123         public function getTemplateData(array $conv_responses, $thread_level = 1)
 124         {
 125                 $a = self::getApp();
 126
 127                 $item = $this->getData();
 128                 $edited = false;
 129                 // If the time between "created" and "edited" differs we add
 130                 // a notice that the post was edited.
 131                 // Note: In some networks reshared items seem to have (sometimes) a difference
 132                 // between creation time and edit time of a second. Thats why we add the notice
 133                 // only if the difference is more than 1 second.
 134                 if (strtotime($item['edited']) - strtotime($item['created']) > 1) {
 135                         $edited = [
 136                                 'label'    => L10n::t('This entry was edited'),
 137                                 'date'     => DateTimeFormat::local($item['edited'], 'r'),
 138                                 'relative' => Temporal::getRelativeDate($item['edited'])
 139                         ];
 140                 }
 141                 $sparkle = '';
 142                 $buttons = '';
 143                 $dropping = false;
 144                 $star = false;
 145                 $ignore = false;
 146                 $isstarred = "unstarred";
 147                 $indent = '';
 148                 $shiny = '';
 149                 $osparkle = '';
 150                 $total_children = $this->countDescendants();
 151
 152                 $conv = $this->getThread();
 153
 154                 $lock = ((($item['private'] == 1) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid'])
 155                         || strlen($item['deny_cid']) || strlen($item['deny_gid']))))
 156                         ? L10n::t('Private Message')
 157                         : false);
 158
 159                 $shareable = in_array($conv->getProfileOwner(), [0, local_user()]) && $item['private'] != 1;
 160
 161                 $edpost = false;
 162
 163                 if (local_user()) {
 164                         if (Strings::compareLink($a->contact['url'], $item['author-link'])) {
 165                                 if ($item["event-id"] != 0) {
 166                                         $edpost = ["events/event/" . $item['event-id'], L10n::t("Edit")];
 167                                 } else {
 168                                         $edpost = ["editpost/" . $item['id'], L10n::t("Edit")];
 169                                 }
 170                         }
 171                         $dropping = in_array($item['uid'], [0, local_user()]);
 172                 }
 173
 174                 // Editing on items of not subscribed users isn't currently possible
 175                 // There are some issues on editing that prevent this.
 176                 // But also it is an issue of the supported protocols that doesn't allow editing at all.
 177                 if ($item['uid'] == 0) {
 178                         $edpost = false;
 179                 }
 180
 181                 if (($this->getDataValue('uid') == local_user()) || $this->isVisiting()) {
 182                         $dropping = true;
 183                 }
 184
 185                 $origin = $item['origin'];
 186
 187                 if (!$origin) {
 188                         /// @todo This shouldn't be done as query here, but better during the data creation.
 189                         // it is now done here, since during the RC phase we shouldn't make to intense changes.
 190                         $parent = Item::selectFirst(['origin'], ['id' => $item['parent']]);
 191                         if (DBA::isResult($parent)) {
 192                                 $origin = $parent['origin'];
 193                         }
 194                 }
 195
 196                 if ($origin && ($item['id'] != $item['parent']) && ($item['network'] == Protocol::ACTIVITYPUB)) {
 197                         // ActivityPub doesn't allow removal of remote comments
 198                         $delete = L10n::t('Delete locally');
 199                 } else {
 200                         // Showing the one or the other text, depending upon if we can only hide it or really delete it.
 201                         $delete = $origin ? L10n::t('Delete globally') : L10n::t('Remove locally');
 202                 }
 203
 204                 $drop = [
 205                         'dropping' => $dropping,
 206                         'pagedrop' => $item['pagedrop'],
 207                         'select'   => L10n::t('Select'),
 208                         'delete'   => $delete,
 209                 ];
 210
 211                 if (!local_user()) {
 212                         $drop = false;
 213                 }
 214
 215                 $filer = (($conv->getProfileOwner() == local_user() && ($item['uid'] != 0)) ? L10n::t("save to folder") : false);
 216
 217                 $profile_name = $item['author-name'];
 218                 if (!empty($item['author-link']) && empty($item['author-name'])) {
 219                         $profile_name = $item['author-link'];
 220                 }
 221
 222                 $author = ['uid' => 0, 'id' => $item['author-id'],
 223                         'network' => $item['author-network'], 'url' => $item['author-link']];
 224
 225                 if (local_user() || remote_user()) {
 226                         $profile_link = Contact::magicLinkbyContact($author);
 227                 } else {
 228                         $profile_link = $item['author-link'];
 229                 }
 230
 231                 if (strpos($profile_link, 'redir/') === 0) {
 232                         $sparkle = ' sparkle';
 233                 }
 234
 235                 $locate = ['location' => $item['location'], 'coord' => $item['coord'], 'html' => ''];
 236                 Hook::callAll('render_location', $locate);
 237                 $location = ((strlen($locate['html'])) ? $locate['html'] : render_location_dummy($locate));
 238
 239                 // process action responses - e.g. like/dislike/attend/agree/whatever
 240                 $response_verbs = ['like', 'dislike'];
 241
 242                 $isevent = false;
 243                 $attend = [];
 244                 if ($item['object-type'] === ACTIVITY_OBJ_EVENT) {
 245                         $response_verbs[] = 'attendyes';
 246                         $response_verbs[] = 'attendno';
 247                         $response_verbs[] = 'attendmaybe';
 248                         if ($conv->isWritable()) {
 249                                 $isevent = true;
 250                                 $attend = [L10n::t('I will attend'), L10n::t('I will not attend'), L10n::t('I might attend')];
 251                         }
 252                 }
 253
 254                 $responses = get_responses($conv_responses, $response_verbs, $item, $this);
 255
 256                 foreach ($response_verbs as $value => $verbs) {
 257                         $responses[$verbs]['output'] = !empty($conv_responses[$verbs][$item['uri']]) ? format_like($conv_responses[$verbs][$item['uri']], $conv_responses[$verbs][$item['uri'] . '-l'], $verbs, $item['uri']) : '';
 258                 }
 259
 260                 /*
 261                  * We should avoid doing this all the time, but it depends on the conversation mode
 262                  * And the conv mode may change when we change the conv, or it changes its mode
 263                  * Maybe we should establish a way to be notified about conversation changes
 264                  */
 265                 $this->checkWallToWall();
 266
 267                 if ($this->isWallToWall() && ($this->getOwnerUrl() == $this->getRedirectUrl())) {
 268                         $osparkle = ' sparkle';
 269                 }
 270
 271                 $tagger = '';
 272
 273                 if ($this->isToplevel()) {
 274                         if(local_user()) {
 275                                 $thread = Item::selectFirstThreadForUser(local_user(), ['ignored'], ['iid' => $item['id']]);
 276                                 if (DBA::isResult($thread)) {
 277                                         $ignore = [
 278                                                 'do'        => L10n::t("ignore thread"),
 279                                                 'undo'      => L10n::t("unignore thread"),
 280                                                 'toggle'    => L10n::t("toggle ignore status"),
 281                                                 'classdo'   => $thread['ignored'] ? "hidden" : "",
 282                                                 'classundo' => $thread['ignored'] ? "" : "hidden",
 283                                                 'ignored'   => L10n::t('ignored'),
 284                                         ];
 285                                 }
 286
 287                                 if ($conv->getProfileOwner() == local_user() && ($item['uid'] != 0)) {
 288                                         $isstarred = (($item['starred']) ? "starred" : "unstarred");
 289
 290                                         $star = [
 291                                                 'do'        => L10n::t("add star"),
 292                                                 'undo'      => L10n::t("remove star"),
 293                                                 'toggle'    => L10n::t("toggle star status"),
 294                                                 'classdo'   => $item['starred'] ? "hidden" : "",
 295                                                 'classundo' => $item['starred'] ? "" : "hidden",
 296                                                 'starred'   => L10n::t('starred'),
 297                                         ];
 298
 299                                         $tagger = [
 300                                                 'add'   => L10n::t("add tag"),
 301                                                 'class' => "",
 302                                         ];
 303                                 }
 304                         }
 305                 } else {
 306                         $indent = 'comment';
 307                 }
 308
 309                 if ($conv->isWritable()) {
 310                         $buttons = [
 311                                 'like'    => [L10n::t("I like this \x28toggle\x29"), L10n::t("like")],
 312                                 'dislike' => [L10n::t("I don't like this \x28toggle\x29"), L10n::t("dislike")],
 313                         ];
 314                         if ($shareable) {
 315                                 $buttons['share'] = [L10n::t('Share this'), L10n::t('share')];
 316                         }
 317                 }
 318
 319                 $comment = $this->getCommentBox($indent);
 320
 321                 if (strcmp(DateTimeFormat::utc($item['created']), DateTimeFormat::utc('now - 12 hours')) > 0) {
 322                         $shiny = 'shiny';
 323                 }
 324
 325                 localize_item($item);
 326
 327                 $body = Item::prepareBody($item, true);
 328
 329                 list($categories, $folders) = get_cats_and_terms($item);
 330
 331                 $body_e       = $body;
 332                 $text_e       = strip_tags($body);
 333                 $name_e       = $profile_name;
 334
 335                 if (!empty($item['content-warning']) && PConfig::get(local_user(), 'system', 'disable_cw', false)) {
 336                         $title_e = ucfirst($item['content-warning']);
 337                 } else {
 338                         $title_e = $item['title'];
 339                 }
 340
 341                 $location_e   = $location;
 342                 $owner_name_e = $this->getOwnerName();
 343
 344                 // Disable features that aren't available in several networks
 345                 if (!in_array($item["network"], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA]) && isset($buttons["dislike"])) {
 346                         unset($buttons["dislike"]);
 347                         $isevent = false;
 348                         $tagger = '';
 349                 }
 350
 351                 if (($item["network"] == Protocol::FEED) && isset($buttons["like"])) {
 352                         unset($buttons["like"]);
 353                 }
 354
 355                 if (($item["network"] == Protocol::MAIL) && isset($buttons["like"])) {
 356                         unset($buttons["like"]);
 357                 }
 358
 359                 $tags = Term::populateTagsFromItem($item);
 360
 361                 $tmp_item = [
 362                         'template'        => $this->getTemplate(),
 363                         'type'            => implode("", array_slice(explode("/", $item['verb']), -1)),
 364                         'suppress_tags'   => Config::get('system', 'suppress_tags'),
 365                         'tags'            => $tags['tags'],
 366                         'hashtags'        => $tags['hashtags'],
 367                         'mentions'        => $tags['mentions'],
 368                         'txt_cats'        => L10n::t('Categories:'),
 369                         'txt_folders'     => L10n::t('Filed under:'),
 370                         'has_cats'        => ((count($categories)) ? 'true' : ''),
 371                         'has_folders'     => ((count($folders)) ? 'true' : ''),
 372                         'categories'      => $categories,
 373                         'folders'         => $folders,
 374                         'body'            => $body_e,
 375                         'text'            => $text_e,
 376                         'id'              => $this->getId(),
 377                         'guid'            => urlencode($item['guid']),
 378                         'isevent'         => $isevent,
 379                         'attend'          => $attend,
 380                         'linktitle'       => L10n::t('View %s\'s profile @ %s', $profile_name, $item['author-link']),
 381                         'olinktitle'      => L10n::t('View %s\'s profile @ %s', $this->getOwnerName(), $item['owner-link']),
 382                         'to'              => L10n::t('to'),
 383                         'via'             => L10n::t('via'),
 384                         'wall'            => L10n::t('Wall-to-Wall'),
 385                         'vwall'           => L10n::t('via Wall-To-Wall:'),
 386                         'profile_url'     => $profile_link,
 387                         'item_photo_menu' => item_photo_menu($item),
 388                         'name'            => $name_e,
 389                         'thumb'           => $a->removeBaseURL(ProxyUtils::proxifyUrl($item['author-avatar'], false, ProxyUtils::SIZE_THUMB)),
 390                         'osparkle'        => $osparkle,
 391                         'sparkle'         => $sparkle,
 392                         'title'           => $title_e,
 393                         'localtime'       => DateTimeFormat::local($item['created'], 'r'),
 394                         'ago'             => $item['app'] ? L10n::t('%s from %s', Temporal::getRelativeDate($item['created']), $item['app']) : Temporal::getRelativeDate($item['created']),
 395                         'app'             => $item['app'],
 396                         'created'         => Temporal::getRelativeDate($item['created']),
 397                         'lock'            => $lock,
 398                         'location'        => $location_e,
 399                         'indent'          => $indent,
 400                         'shiny'           => $shiny,
 401                         'owner_self'      => $item['author-link'] == defaults($_SESSION, 'my_url', null),
 402                         'owner_url'       => $this->getOwnerUrl(),
 403                         'owner_photo'     => $a->removeBaseURL(ProxyUtils::proxifyUrl($item['owner-avatar'], false, ProxyUtils::SIZE_THUMB)),
 404                         'owner_name'      => $owner_name_e,
 405                         'plink'           => Item::getPlink($item),
 406                         'edpost'          => $edpost,
 407                         'isstarred'       => $isstarred,
 408                         'star'            => $star,
 409                         'ignore'          => $ignore,
 410                         'tagger'          => $tagger,
 411                         'filer'           => $filer,
 412                         'drop'            => $drop,
 413                         'vote'            => $buttons,
 414                         'like'            => $responses['like']['output'],
 415                         'dislike'         => $responses['dislike']['output'],
 416                         'responses'       => $responses,
 417                         'switchcomment'   => L10n::t('Comment'),
 418                         'reply_label'     => L10n::t('Reply to %s', $name_e),
 419                         'comment'         => $comment,
 420                         'previewing'      => $conv->isPreview() ? ' preview ' : '',
 421                         'wait'            => L10n::t('Please wait'),
 422                         'thread_level'    => $thread_level,
 423                         'edited'          => $edited,
 424                         'network'         => $item["network"],
 425                         'network_name'    => ContactSelector::networkToName($item['network'], $item['author-link']),
 426                         'received'        => $item['received'],
 427                         'commented'       => $item['commented'],
 428                         'created_date'    => $item['created'],
 429                         'return'          => ($a->cmd) ? bin2hex($a->cmd) : '',
 430                         'delivery'        => [
 431                                 'queue_count'       => $item['delivery_queue_count'],
 432                                 'queue_done'        => $item['delivery_queue_done'],
 433                                 'notifier_pending'  => L10n::t('Notifier task is pending'),
 434                                 'delivery_pending'  => L10n::t('Delivery to remote servers is pending'),
 435                                 'delivery_underway' => L10n::t('Delivery to remote servers is underway'),
 436                                 'delivery_almost'   => L10n::t('Delivery to remote servers is mostly done'),
 437                                 'delivery_done'     => L10n::t('Delivery to remote servers is done'),
 438                         ],
 439                 ];
 440
 441                 $arr = ['item' => $item, 'output' => $tmp_item];
 442                 Hook::callAll('display_item', $arr);
 443
 444                 $result = $arr['output'];
 445
 446                 $result['children'] = [];
 447                 $children = $this->getChildren();
 448                 $nb_children = count($children);
 449                 if ($nb_children > 0) {
 450                         foreach ($children as $child) {
 451                                 $result['children'][] = $child->getTemplateData($conv_responses, $thread_level + 1);
 452                         }
 453
 454                         // Collapse
 455                         if (($nb_children > 2) || ($thread_level > 1)) {
 456                                 $result['children'][0]['comment_firstcollapsed'] = true;
 457                                 $result['children'][0]['num_comments'] = L10n::tt('%d comment', '%d comments', $total_children);
 458                                 $result['children'][0]['show_text'] = L10n::t('Show more');
 459                                 $result['children'][0]['hide_text'] = L10n::t('Show fewer');
 460                                 if ($thread_level > 1) {
 461                                         $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
 462                                 } else {
 463                                         $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
 464                                 }
 465                         }
 466                 }
 467
 468                 if ($this->isToplevel()) {
 469                         $result['total_comments_num'] = "$total_children";
 470                         $result['total_comments_text'] = L10n::tt('comment', 'comments', $total_children);
 471                 }
 472
 473                 $result['private'] = $item['private'];
 474                 $result['toplevel'] = ($this->isToplevel() ? 'toplevel_item' : '');
 475
 476                 if ($this->isThreaded()) {
 477                         $result['flatten'] = false;
 478                         $result['threaded'] = true;
 479                 } else {
 480                         $result['flatten'] = true;
 481                         $result['threaded'] = false;
 482                 }
 483
 484                 return $result;
 485         }
 486
 487         /**
 488          * @return integer
 489          */
 490         public function getId()
 491         {
 492                 return $this->getDataValue('id');
 493         }
 494
 495         /**
 496          * @return boolean
 497          */
 498         public function isThreaded()
 499         {
 500                 return $this->threaded;
 501         }
 502
 503         /**
 504          * Add a child item
 505          *
 506          * @param Post $item The child item to add
 507          *
 508          * @return mixed
 509          * @throws \Exception
 510          */
 511         public function addChild(Post $item)
 512         {
 513                 $item_id = $item->getId();
 514                 if (!$item_id) {
 515                         Logger::log('[ERROR] Post::addChild : Item has no ID!!', Logger::DEBUG);
 516                         return false;
 517                 } elseif ($this->getChild($item->getId())) {
 518                         Logger::log('[WARN] Post::addChild : Item already exists (' . $item->getId() . ').', Logger::DEBUG);
 519                         return false;
 520                 }
 521                 /*
 522                  * Only add what will be displayed
 523                  */
 524                 if ($item->getDataValue('network') === Protocol::MAIL && local_user() != $item->getDataValue('uid')) {
 525                         return false;
 526                 } elseif (activity_match($item->getDataValue('verb'), ACTIVITY_LIKE) || activity_match($item->getDataValue('verb'), ACTIVITY_DISLIKE)) {
 527                         return false;
 528                 }
 529
 530                 $item->setParent($this);
 531                 $this->children[] = $item;
 532
 533                 return end($this->children);
 534         }
 535
 536         /**
 537          * Get a child by its ID
 538          *
 539          * @param integer $id The child id
 540          *
 541          * @return mixed
 542          */
 543         public function getChild($id)
 544         {
 545                 foreach ($this->getChildren() as $child) {
 546                         if ($child->getId() == $id) {
 547                                 return $child;
 548                         }
 549                 }
 550
 551                 return null;
 552         }
 553
 554         /**
 555          * Get all our children
 556          *
 557          * @return Post[]
 558          */
 559         public function getChildren()
 560         {
 561                 return $this->children;
 562         }
 563
 564         /**
 565          * Set our parent
 566          *
 567          * @param Post $item The item to set as parent
 568          *
 569          * @return void
 570          */
 571         protected function setParent(Post $item)
 572         {
 573                 $parent = $this->getParent();
 574                 if ($parent) {
 575                         $parent->removeChild($this);
 576                 }
 577
 578                 $this->parent = $item;
 579                 $this->setThread($item->getThread());
 580         }
 581
 582         /**
 583          * Remove our parent
 584          *
 585          * @return void
 586          */
 587         protected function removeParent()
 588         {
 589                 $this->parent = null;
 590                 $this->thread = null;
 591         }
 592
 593         /**
 594          * Remove a child
 595          *
 596          * @param Post $item The child to be removed
 597          *
 598          * @return boolean Success or failure
 599          * @throws \Exception
 600          */
 601         public function removeChild(Post $item)
 602         {
 603                 $id = $item->getId();
 604                 foreach ($this->getChildren() as $key => $child) {
 605                         if ($child->getId() == $id) {
 606                                 $child->removeParent();
 607                                 unset($this->children[$key]);
 608                                 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
 609                                 $this->children = array_values($this->children);
 610                                 return true;
 611                         }
 612                 }
 613                 Logger::log('[WARN] Item::removeChild : Item is not a child (' . $id . ').', Logger::DEBUG);
 614                 return false;
 615         }
 616
 617         /**
 618          * Get parent item
 619          *
 620          * @return object
 621          */
 622         protected function getParent()
 623         {
 624                 return $this->parent;
 625         }
 626
 627         /**
 628          * Set conversation thread
 629          *
 630          * @param Thread $thread
 631          *
 632          * @return void
 633          */
 634         public function setThread(Thread $thread = null)
 635         {
 636                 $this->thread = $thread;
 637
 638                 // Set it on our children too
 639                 foreach ($this->getChildren() as $child) {
 640                         $child->setThread($thread);
 641                 }
 642         }
 643
 644         /**
 645          * Get conversation
 646          *
 647          * @return Thread
 648          */
 649         public function getThread()
 650         {
 651                 return $this->thread;
 652         }
 653
 654         /**
 655          * Get raw data
 656          *
 657          * We shouldn't need this
 658          *
 659          * @return array
 660          */
 661         public function getData()
 662         {
 663                 return $this->data;
 664         }
 665
 666         /**
 667          * Get a data value
 668          *
 669          * @param string $name key
 670          *
 671          * @return mixed value on success
 672          *               false on failure
 673          */
 674         public function getDataValue($name)
 675         {
 676                 if (!isset($this->data[$name])) {
 677                         // Logger::log('[ERROR] Item::getDataValue : Item has no value name "'. $name .'".', Logger::DEBUG);
 678                         return false;
 679                 }
 680
 681                 return $this->data[$name];
 682         }
 683
 684         /**
 685          * Set template
 686          *
 687          * @param string $name template name
 688          * @return bool
 689          * @throws \Exception
 690          */
 691         private function setTemplate($name)
 692         {
 693                 if (empty($this->available_templates[$name])) {
 694                         Logger::log('[ERROR] Item::setTemplate : Template not available ("' . $name . '").', Logger::DEBUG);
 695                         return false;
 696                 }
 697
 698                 $this->template = $this->available_templates[$name];
 699
 700                 return true;
 701         }
 702
 703         /**
 704          * Get template
 705          *
 706          * @return object
 707          */
 708         private function getTemplate()
 709         {
 710                 return $this->template;
 711         }
 712
 713         /**
 714          * Check if this is a toplevel post
 715          *
 716          * @return boolean
 717          */
 718         private function isToplevel()
 719         {
 720                 return $this->toplevel;
 721         }
 722
 723         /**
 724          * Check if this is writable
 725          *
 726          * @return boolean
 727          */
 728         private function isWritable()
 729         {
 730                 $conv = $this->getThread();
 731
 732                 if ($conv) {
 733                         // This will allow us to comment on wall-to-wall items owned by our friends
 734                         // and community forums even if somebody else wrote the post.
 735                         // bug #517 - this fixes for conversation owner
 736                         if ($conv->getMode() == 'profile' && $conv->getProfileOwner() == local_user()) {
 737                                 return true;
 738                         }
 739
 740                         // this fixes for visitors
 741                         return ($this->writable || ($this->isVisiting() && $conv->getMode() == 'profile'));
 742                 }
 743                 return $this->writable;
 744         }
 745
 746         /**
 747          * Count the total of our descendants
 748          *
 749          * @return integer
 750          */
 751         private function countDescendants()
 752         {
 753                 $children = $this->getChildren();
 754                 $total = count($children);
 755                 if ($total > 0) {
 756                         foreach ($children as $child) {
 757                                 $total += $child->countDescendants();
 758                         }
 759                 }
 760
 761                 return $total;
 762         }
 763
 764         /**
 765          * Get the template for the comment box
 766          *
 767          * @return string
 768          */
 769         private function getCommentBoxTemplate()
 770         {
 771                 return $this->comment_box_template;
 772         }
 773
 774         /**
 775          * Get default text for the comment box
 776          *
 777          * @return string
 778          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 779          */
 780         private function getDefaultText()
 781         {
 782                 $a = self::getApp();
 783
 784                 if (!local_user() || empty($a->profile['addr'])) {
 785                         return '';
 786                 }
 787
 788                 if (!Feature::isEnabled(local_user(), 'explicit_mentions')) {
 789                         return '';
 790                 }
 791
 792                 $item = Item::selectFirst(['author-addr'], ['id' => $this->getId()]);
 793                 if (!DBA::isResult($item) || empty($item['author-addr'])) {
 794                         // Should not happen
 795                         return '';
 796                 }
 797
 798                 if ($item['author-addr'] != $a->profile['addr']) {
 799                         $text = '@' . $item['author-addr'] . ' ';
 800                 } else {
 801                         $text = '';
 802                 }
 803
 804                 $terms = Term::tagArrayFromItemId($this->getId(), TERM_MENTION);
 805
 806                 foreach ($terms as $term) {
 807                         $profile = Contact::getDetailsByURL($term['url']);
 808                         if (!empty($profile['addr']) && ($profile['contact-type'] != Contact::TYPE_COMMUNITY) &&
 809                                 ($profile['addr'] != $a->profile['addr']) && !strstr($text, $profile['addr'])) {
 810                                 $text .= '@' . $profile['addr'] . ' ';
 811                         }
 812                 }
 813
 814                 return $text;
 815         }
 816
 817         /**
 818          * Get the comment box
 819          *
 820          * @param string $indent Indent value
 821          *
 822          * @return mixed The comment box string (empty if no comment box)
 823          *               false on failure
 824          * @throws \Exception
 825          */
 826         private function getCommentBox($indent)
 827         {
 828                 $a = self::getApp();
 829
 830                 $comment_box = '';
 831                 $conv = $this->getThread();
 832                 $ww = '';
 833                 if (($conv->getMode() === 'network') && $this->isWallToWall()) {
 834                         $ww = 'ww';
 835                 }
 836
 837                 if ($conv->isWritable() && $this->isWritable()) {
 838                         $qcomment = null;
 839
 840                         /*
 841                          * Hmmm, code depending on the presence of a particular addon?
 842                          * This should be better if done by a hook
 843                          */
 844                         if (Addon::isEnabled('qcomment')) {
 845                                 $qc = ((local_user()) ? PConfig::get(local_user(), 'qcomment', 'words') : null);
 846                                 $qcomment = (($qc) ? explode("\n", $qc) : null);
 847                         }
 848
 849                         // Fetch the user id from the parent when the owner user is empty
 850                         $uid = $conv->getProfileOwner();
 851                         $parent_uid = $this->getDataValue('uid');
 852
 853                         $default_text = $this->getDefaultText();
 854
 855                         if (!is_null($parent_uid) && ($uid != $parent_uid)) {
 856                                 $uid = $parent_uid;
 857                         }
 858
 859                         $template = Renderer::getMarkupTemplate($this->getCommentBoxTemplate());
 860                         $comment_box = Renderer::replaceMacros($template, [
 861                                 '$return_path' => $a->query_string,
 862                                 '$threaded'    => $this->isThreaded(),
 863                                 '$jsreload'    => '',
 864                                 '$wall'        => ($conv->getMode() === 'profile'),
 865                                 '$id'          => $this->getId(),
 866                                 '$parent'      => $this->getId(),
 867                                 '$qcomment'    => $qcomment,
 868                                 '$default'     => $default_text,
 869                                 '$profile_uid' => $uid,
 870                                 '$mylink'      => $a->removeBaseURL($a->contact['url']),
 871                                 '$mytitle'     => L10n::t('This is you'),
 872                                 '$myphoto'     => $a->removeBaseURL($a->contact['thumb']),
 873                                 '$comment'     => L10n::t('Comment'),
 874                                 '$submit'      => L10n::t('Submit'),
 875                                 '$edbold'      => L10n::t('Bold'),
 876                                 '$editalic'    => L10n::t('Italic'),
 877                                 '$eduline'     => L10n::t('Underline'),
 878                                 '$edquote'     => L10n::t('Quote'),
 879                                 '$edcode'      => L10n::t('Code'),
 880                                 '$edimg'       => L10n::t('Image'),
 881                                 '$edurl'       => L10n::t('Link'),
 882                                 '$edattach'    => L10n::t('Link or Media'),
 883                                 '$prompttext'  => L10n::t('Please enter a image/video/audio/webpage URL:'),
 884                                 '$preview'     => L10n::t('Preview'),
 885                                 '$indent'      => $indent,
 886                                 '$sourceapp'   => L10n::t($a->sourcename),
 887                                 '$ww'          => $conv->getMode() === 'network' ? $ww : '',
 888                                 '$rand_num'    => Crypto::randomDigits(12)
 889                         ]);
 890                 }
 891
 892                 return $comment_box;
 893         }
 894
 895         /**
 896          * @return string
 897          */
 898         private function getRedirectUrl()
 899         {
 900                 return $this->redirect_url;
 901         }
 902
 903         /**
 904          * Check if we are a wall to wall item and set the relevant properties
 905          *
 906          * @return void
 907          * @throws \Exception
 908          */
 909         protected function checkWallToWall()
 910         {
 911                 $a = self::getApp();
 912                 $conv = $this->getThread();
 913                 $this->wall_to_wall = false;
 914
 915                 if ($this->isToplevel()) {
 916                         if ($conv->getMode() !== 'profile') {
 917                                 if ($this->getDataValue('wall') && !$this->getDataValue('self')) {
 918                                         // On the network page, I am the owner. On the display page it will be the profile owner.
 919                                         // This will have been stored in $a->page_contact by our calling page.
 920                                         // Put this person as the wall owner of the wall-to-wall notice.
 921
 922                                         $this->owner_url = Contact::magicLink($a->page_contact['url']);
 923                                         $this->owner_photo = $a->page_contact['thumb'];
 924                                         $this->owner_name = $a->page_contact['name'];
 925                                         $this->wall_to_wall = true;
 926                                 } elseif ($this->getDataValue('owner-link')) {
 927                                         $owner_linkmatch = (($this->getDataValue('owner-link')) && Strings::compareLink($this->getDataValue('owner-link'), $this->getDataValue('author-link')));
 928                                         $alias_linkmatch = (($this->getDataValue('alias')) && Strings::compareLink($this->getDataValue('alias'), $this->getDataValue('author-link')));
 929                                         $owner_namematch = (($this->getDataValue('owner-name')) && $this->getDataValue('owner-name') == $this->getDataValue('author-name'));
 930
 931                                         if (!$owner_linkmatch && !$alias_linkmatch && !$owner_namematch) {
 932                                                 // The author url doesn't match the owner (typically the contact)
 933                                                 // and also doesn't match the contact alias.
 934                                                 // The name match is a hack to catch several weird cases where URLs are
 935                                                 // all over the park. It can be tricked, but this prevents you from
 936                                                 // seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
 937                                                 // well that it's the same Bob Smith.
 938                                                 // But it could be somebody else with the same name. It just isn't highly likely.
 939
 940
 941                                                 $this->owner_photo = $this->getDataValue('owner-avatar');
 942                                                 $this->owner_name = $this->getDataValue('owner-name');
 943                                                 $this->wall_to_wall = true;
 944
 945                                                 $owner = ['uid' => 0, 'id' => $this->getDataValue('owner-id'),
 946                                                         'network' => $this->getDataValue('owner-network'),
 947                                                         'url' => $this->getDataValue('owner-link')];
 948                                                 $this->owner_url = Contact::magicLinkbyContact($owner);
 949                                         }
 950                                 }
 951                         }
 952                 }
 953
 954                 if (!$this->wall_to_wall) {
 955                         $this->setTemplate('wall');
 956                         $this->owner_url = '';
 957                         $this->owner_photo = '';
 958                         $this->owner_name = '';
 959                 }
 960         }
 961
 962         /**
 963          * @return boolean
 964          */
 965         private function isWallToWall()
 966         {
 967                 return $this->wall_to_wall;
 968         }
 969
 970         /**
 971          * @return string
 972          */
 973         private function getOwnerUrl()
 974         {
 975                 return $this->owner_url;
 976         }
 977
 978         /**
 979          * @return string
 980          */
 981         private function getOwnerName()
 982         {
 983                 return $this->owner_name;
 984         }
 985
 986         /**
 987          * @return boolean
 988          */
 989         private function isVisiting()
 990         {
 991                 return $this->visiting;
 992         }
 993 }