src/Object/Post.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2023, the Friendica project
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 namespace Friendica\Object;
  23
  24 use Friendica\Content\ContactSelector;
  25 use Friendica\Content\Feature;
  26 use Friendica\Core\Addon;
  27 use Friendica\Core\Hook;
  28 use Friendica\Core\Logger;
  29 use Friendica\Core\Protocol;
  30 use Friendica\Core\Renderer;
  31 use Friendica\DI;
  32 use Friendica\Model\Contact;
  33 use Friendica\Model\Item;
  34 use Friendica\Model\Photo;
  35 use Friendica\Model\Post as PostModel;
  36 use Friendica\Model\Tag;
  37 use Friendica\Model\User;
  38 use Friendica\Protocol\Activity;
  39 use Friendica\Util\Crypto;
  40 use Friendica\Util\DateTimeFormat;
  41 use Friendica\Util\Proxy;
  42 use Friendica\Util\Strings;
  43 use Friendica\Util\Temporal;
  44 use InvalidArgumentException;
  45
  46 /**
  47  * An item
  48  */
  49 class Post
  50 {
  51         private $data = [];
  52         private $template = null;
  53         private $available_templates = [
  54                 'wall' => 'wall_thread.tpl',
  55                 'wall2wall' => 'wallwall_thread.tpl'
  56         ];
  57         private $comment_box_template = 'comment_item.tpl';
  58         private $toplevel = false;
  59         private $writable = false;
  60         /**
  61          * @var Post[]
  62          */
  63         private $children = [];
  64         private $parent = null;
  65
  66         /**
  67          * @var Thread
  68          */
  69         private $thread = null;
  70         private $redirect_url = null;
  71         private $owner_url = '';
  72         private $owner_name = '';
  73         private $wall_to_wall = false;
  74         private $threaded = false;
  75         private $visiting = false;
  76
  77         /**
  78          * Constructor
  79          *
  80          * @param array $data data array
  81          * @throws \Exception
  82          */
  83         public function __construct(array $data)
  84         {
  85                 $this->data = $data;
  86                 $this->setTemplate('wall');
  87                 $this->toplevel = $this->getId() == $this->getDataValue('parent');
  88
  89                 if (!empty(DI::userSession()->getUserIDForVisitorContactID($this->getDataValue('contact-id')))) {
  90                         $this->visiting = true;
  91                 }
  92
  93                 $this->writable = $this->getDataValue('writable') || $this->getDataValue('self');
  94                 $author = ['uid' => 0, 'id' => $this->getDataValue('author-id'),
  95                         'network' => $this->getDataValue('author-network'),
  96                         'url' => $this->getDataValue('author-link')];
  97                 $this->redirect_url = Contact::magicLinkByContact($author);
  98                 if (!$this->isToplevel()) {
  99                         $this->threaded = true;
 100                 }
 101
 102                 // Prepare the children
 103                 if (!empty($data['children'])) {
 104                         foreach ($data['children'] as $item) {
 105                                 // Only add will be displayed
 106                                 if ($item['network'] === Protocol::MAIL && DI::userSession()->getLocalUserId() != $item['uid']) {
 107                                         continue;
 108                                 } elseif (!DI::contentItem()->isVisibleActivity($item)) {
 109                                         continue;
 110                                 }
 111
 112                                 // You can always comment on Diaspora and OStatus items
 113                                 if (in_array($item['network'], [Protocol::OSTATUS, Protocol::DIASPORA]) && (DI::userSession()->getLocalUserId() == $item['uid'])) {
 114                                         $item['writable'] = true;
 115                                 }
 116
 117                                 $item['pagedrop'] = $data['pagedrop'];
 118                                 $child = new Post($item);
 119                                 $this->addChild($child);
 120                         }
 121                 }
 122         }
 123
 124         /**
 125          * Fetch the privacy of the post
 126          *
 127          * @param array $item Item record
 128          * @return string Item privacy message
 129          * @throws InvalidArgumentException If $item['private'] is unknown
 130          */
 131         private function fetchPrivacy(array $item): string
 132         {
 133                 switch ($item['private']) {
 134                         case Item::PRIVATE:
 135                                 $output = DI::l10n()->t('Private Message');
 136                                 break;
 137
 138                         case Item::PUBLIC:
 139                                 $output = DI::l10n()->t('Public Message');
 140                                 break;
 141
 142                         case Item::UNLISTED:
 143                                 $output = DI::l10n()->t('Unlisted Message');
 144                                 break;
 145
 146                         default:
 147                                 throw new InvalidArgumentException('Item privacy ' . $item['privacy'] . ' is unsupported');
 148                 }
 149
 150                 return $output;
 151         }
 152
 153         /**
 154          * Get data in a form usable by a conversation template
 155          *
 156          * @param array   $conv_responses conversation responses
 157          * @param string $formSecurityToken A security Token to avoid CSF attacks
 158          * @param integer $thread_level   default = 1
 159          *
 160          * @return mixed The data requested on success, false on failure
 161          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 162          * @throws \ImagickException
 163          */
 164         public function getTemplateData(array $conv_responses, string $formSecurityToken, int $thread_level = 1)
 165         {
 166                 $item = $this->getData();
 167                 $edited = false;
 168
 169                 /*
 170                  * If the time between "created" and "edited" differs we add
 171                  * a notice that the post was edited.
 172                  * Note: In some networks reshared items seem to have (sometimes) a difference
 173                  * between creation time and edit time of a second. Thats why we add the notice
 174                  * only if the difference is more than 1 second.
 175                  */
 176                 if (strtotime($item['edited']) - strtotime($item['created']) > 1) {
 177                         $edited = [
 178                                 'label'    => DI::l10n()->t('This entry was edited'),
 179                                 'date'     => DateTimeFormat::local($item['edited'], 'r'),
 180                                 'relative' => Temporal::getRelativeDate($item['edited']),
 181                         ];
 182                 }
 183                 $sparkle = '';
 184                 $buttons = [
 185                         'like'     => null,
 186                         'dislike'  => null,
 187                         'share'    => null,
 188                         'announce' => null,
 189                 ];
 190                 $dropping = false;
 191                 $pinned = '';
 192                 $pin = false;
 193                 $star = false;
 194                 $ignore_thread = false;
 195                 $ispinned = 'unpinned';
 196                 $isstarred = 'unstarred';
 197                 $indent = '';
 198                 $shiny = '';
 199                 $osparkle = '';
 200                 $total_children = $this->countDescendants();
 201
 202                 $conv = $this->getThread();
 203
 204                 $privacy   = $this->fetchPrivacy($item);
 205                 $lock      = ($item['private'] == Item::PRIVATE) ? $privacy : false;
 206                 $connector = !in_array($item['network'], Protocol::NATIVE_SUPPORT) ? DI::l10n()->t('Connector Message') : false;
 207
 208                 $shareable    = in_array($conv->getProfileOwner(), [0, DI::userSession()->getLocalUserId()]) && $item['private'] != Item::PRIVATE;
 209                 $announceable = $shareable && in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::TWITTER, Protocol::TUMBLR]);
 210                 $commentable  = ($item['network'] != Protocol::TUMBLR);
 211
 212                 // On Diaspora only toplevel posts can be reshared
 213                 if ($announceable && ($item['network'] == Protocol::DIASPORA) && ($item['gravity'] != Item::GRAVITY_PARENT)) {
 214                         $announceable = false;
 215                 }
 216
 217                 $edpost = false;
 218
 219                 if (DI::userSession()->getLocalUserId()) {
 220                         if (Strings::compareLink(DI::session()->get('my_url'), $item['author-link'])) {
 221                                 if ($item['event-id'] != 0) {
 222                                         $edpost = ['calendar/event/edit/' . $item['event-id'], DI::l10n()->t('Edit')];
 223                                 } else {
 224                                         $edpost = [sprintf('post/%s/edit', $item['id']), DI::l10n()->t('Edit')];
 225                                 }
 226                         }
 227                         $dropping = in_array($item['uid'], [0, DI::userSession()->getLocalUserId()]);
 228                 }
 229
 230                 // Editing on items of not subscribed users isn't currently possible
 231                 // There are some issues on editing that prevent this.
 232                 // But also it is an issue of the supported protocols that doesn't allow editing at all.
 233                 if ($item['uid'] == 0) {
 234                         $edpost = false;
 235                 }
 236
 237                 if (($this->getDataValue('uid') == DI::userSession()->getLocalUserId()) || $this->isVisiting()) {
 238                         $dropping = true;
 239                 }
 240
 241                 $origin = $item['origin'] || $item['parent-origin'];
 242
 243                 if (!empty($item['featured'])) {
 244                         $pinned = DI::l10n()->t('Pinned item');
 245                 }
 246
 247                 // Showing the one or the other text, depending upon if we can only hide it or really delete it.
 248                 $delete = $origin ? DI::l10n()->t('Delete globally') : DI::l10n()->t('Remove locally');
 249
 250                 $drop   = false;
 251                 $block  = false;
 252                 $ignore = false;
 253                 if (DI::userSession()->getLocalUserId()) {
 254                         $drop = [
 255                                 'dropping' => $dropping,
 256                                 'pagedrop' => $item['pagedrop'],
 257                                 'select' => DI::l10n()->t('Select'),
 258                                 'delete' => $delete,
 259                         ];
 260                 }
 261
 262                 if (!$item['self'] && DI::userSession()->getLocalUserId()) {
 263                         $block = [
 264                                 'blocking'  => true,
 265                                 'block'     => DI::l10n()->t('Block %s', $item['author-name']),
 266                                 'author_id' => $item['author-id'],
 267                         ];
 268                         $ignore = [
 269                                 'ignoring'  => true,
 270                                 'ignore'    => DI::l10n()->t('Ignore %s', $item['author-name']),
 271                                 'author_id' => $item['author-id'],
 272                         ];
 273                 }
 274
 275                 $filer = DI::userSession()->getLocalUserId() ? DI::l10n()->t('Save to folder') : false;
 276
 277                 $profile_name = $item['author-name'];
 278                 if (!empty($item['author-link']) && empty($item['author-name'])) {
 279                         $profile_name = $item['author-link'];
 280                 }
 281
 282                 if (DI::userSession()->isAuthenticated()) {
 283                         $author = ['uid' => 0, 'id' => $item['author-id'],
 284                                 'network' => $item['author-network'], 'url' => $item['author-link']];
 285                         $profile_link = Contact::magicLinkByContact($author);
 286                 } else {
 287                         $profile_link = $item['author-link'];
 288                 }
 289
 290                 if (strpos($profile_link, 'contact/redir/') === 0) {
 291                         $sparkle = ' sparkle';
 292                 }
 293
 294                 $locate = ['location' => $item['location'], 'coord' => $item['coord'], 'html' => ''];
 295                 Hook::callAll('render_location', $locate);
 296                 $location_html = $locate['html'] ?: Strings::escapeHtml($locate['location'] ?: $locate['coord'] ?: '');
 297
 298                 // process action responses - e.g. like/dislike/attend/agree/whatever
 299                 $response_verbs = ['like', 'dislike', 'announce'];
 300
 301                 $isevent = false;
 302                 $attend = [];
 303                 if ($item['object-type'] === Activity\ObjectType::EVENT) {
 304                         $response_verbs[] = 'attendyes';
 305                         $response_verbs[] = 'attendno';
 306                         $response_verbs[] = 'attendmaybe';
 307
 308                         if ($conv->isWritable()) {
 309                                 $isevent = true;
 310                                 $attend = [DI::l10n()->t('I will attend'), DI::l10n()->t('I will not attend'), DI::l10n()->t('I might attend')];
 311                         }
 312                 }
 313
 314                 $responses = [];
 315                 foreach ($response_verbs as $value => $verb) {
 316                         $responses[$verb] = [
 317                                 'self'   => $conv_responses[$verb][$item['uri-id']]['self'] ?? 0,
 318                                 'output' => !empty($conv_responses[$verb][$item['uri-id']]) ? DI::conversation()->formatActivity($conv_responses[$verb][$item['uri-id']]['links'], $verb, $item['uri-id']) : '',
 319                         ];
 320                 }
 321
 322                 /*
 323                  * We should avoid doing this all the time, but it depends on the conversation mode
 324                  * And the conv mode may change when we change the conv, or it changes its mode
 325                  * Maybe we should establish a way to be notified about conversation changes
 326                  */
 327                 $this->checkWallToWall();
 328
 329                 if ($this->isWallToWall() && ($this->getOwnerUrl() == $this->getRedirectUrl())) {
 330                         $osparkle = ' sparkle';
 331                 }
 332
 333                 $tagger = '';
 334
 335                 if ($this->isToplevel()) {
 336                         if (DI::userSession()->getLocalUserId()) {
 337                                 $ignored_thread = PostModel\ThreadUser::getIgnored($item['uri-id'], DI::userSession()->getLocalUserId());
 338                                 if ($item['mention'] || $ignored_thread) {
 339                                         $ignore_thread = [
 340                                                 'do'        => DI::l10n()->t('Ignore thread'),
 341                                                 'undo'      => DI::l10n()->t('Unignore thread'),
 342                                                 'toggle'    => DI::l10n()->t('Toggle ignore status'),
 343                                                 'classdo'   => $ignored_thread ? 'hidden' : '',
 344                                                 'classundo' => $ignored_thread ? '' : 'hidden',
 345                                                 'ignored'   => DI::l10n()->t('Ignored'),
 346                                         ];
 347                                 }
 348
 349                                 $isstarred = (($item['starred']) ? 'starred' : 'unstarred');
 350
 351                                 $star = [
 352                                         'do'        => DI::l10n()->t('Add star'),
 353                                         'undo'      => DI::l10n()->t('Remove star'),
 354                                         'toggle'    => DI::l10n()->t('Toggle star status'),
 355                                         'classdo'   => $item['starred'] ? 'hidden' : '',
 356                                         'classundo' => $item['starred'] ? '' : 'hidden',
 357                                         'starred'   => DI::l10n()->t('Starred'),
 358                                 ];
 359
 360                                 if ($conv->getProfileOwner() == DI::userSession()->getLocalUserId() && ($item['uid'] != 0)) {
 361                                         if ($origin && in_array($item['private'], [Item::PUBLIC, Item::UNLISTED])) {
 362                                                 $ispinned = ($item['featured'] ? 'pinned' : 'unpinned');
 363
 364                                                 $pin = [
 365                                                         'do'        => DI::l10n()->t('Pin'),
 366                                                         'undo'      => DI::l10n()->t('Unpin'),
 367                                                         'toggle'    => DI::l10n()->t('Toggle pin status'),
 368                                                         'classdo'   => $item['featured'] ? 'hidden' : '',
 369                                                         'classundo' => $item['featured'] ? '' : 'hidden',
 370                                                         'pinned'   => DI::l10n()->t('Pinned'),
 371                                                 ];
 372                                         }
 373
 374                                         $tagger = [
 375                                                 'add'   => DI::l10n()->t('Add tag'),
 376                                                 'class' => '',
 377                                         ];
 378                                 }
 379                         }
 380                 } else {
 381                         $indent = 'comment';
 382                 }
 383
 384                 if ($conv->isWritable()) {
 385                         $buttons['like']    = [DI::l10n()->t("I like this \x28toggle\x29")      , DI::l10n()->t('Like')];
 386                         $buttons['dislike'] = [DI::l10n()->t("I don't like this \x28toggle\x29"), DI::l10n()->t('Dislike')];
 387                         if ($shareable) {
 388                                 $buttons['share'] = [DI::l10n()->t('Quote share this'), DI::l10n()->t('Quote Share')];
 389                         }
 390                         if ($announceable) {
 391                                 $buttons['announce'] = [DI::l10n()->t('Reshare this'), DI::l10n()->t('Reshare')];
 392                                 $buttons['unannounce'] = [DI::l10n()->t('Cancel your Reshare'), DI::l10n()->t('Unshare')];
 393                         }
 394                 }
 395
 396                 if ($commentable) {
 397                         $comment_html = $this->getCommentBox($indent);
 398                 } else {
 399                         $comment_html = '';
 400                 }
 401
 402                 if (strcmp(DateTimeFormat::utc($item['created']), DateTimeFormat::utc('now - 12 hours')) > 0) {
 403                         $shiny = 'shiny';
 404                 }
 405
 406                 DI::contentItem()->localize($item);
 407
 408                 $body_html = Item::prepareBody($item, true);
 409
 410                 list($categories, $folders) = DI::contentItem()->determineCategoriesTerms($item, DI::userSession()->getLocalUserId());
 411
 412                 if (!empty($item['title'])) {
 413                         $title = $item['title'];
 414                 } elseif (!empty($item['content-warning']) && DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'system', 'disable_cw', false)) {
 415                         $title = ucfirst($item['content-warning']);
 416                 } else {
 417                         $title = '';
 418                 }
 419
 420                 if (DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'system', 'hide_dislike')) {
 421                         $buttons['dislike'] = false;
 422                 }
 423
 424                 // Disable features that aren't available in several networks
 425                 if (!in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA])) {
 426                         if ($buttons['dislike']) {
 427                                 $buttons['dislike'] = false;
 428                         }
 429
 430                         $isevent = false;
 431                         $tagger = '';
 432                 }
 433
 434                 if ($buttons['like'] && in_array($item['network'], [Protocol::FEED, Protocol::MAIL])) {
 435                         $buttons['like'] = false;
 436                 }
 437
 438                 $tags = Tag::populateFromItem($item);
 439
 440                 $ago = Temporal::getRelativeDate($item['created']);
 441                 $ago_received = Temporal::getRelativeDate($item['received']);
 442                 if (DI::config()->get('system', 'show_received') && (abs(strtotime($item['created']) - strtotime($item['received'])) > DI::config()->get('system', 'show_received_seconds')) && ($ago != $ago_received)) {
 443                         $ago = DI::l10n()->t('%s (Received %s)', $ago, $ago_received);
 444                 }
 445
 446                 // Fetching of Diaspora posts doesn't always work. There are issues with reshares and possibly comments
 447                 if (!DI::userSession()->getLocalUserId() && ($item['network'] != Protocol::DIASPORA) && !empty(DI::session()->get('remote_comment'))) {
 448                         $remote_comment = [DI::l10n()->t('Comment this item on your system'), DI::l10n()->t('Remote comment'),
 449                                 str_replace('{uri}', urlencode($item['uri']), DI::session()->get('remote_comment'))];
 450
 451                         // Ensure to either display the remote comment or the local activities
 452                         $buttons = [];
 453                         $comment_html = '';
 454                 } else {
 455                         $remote_comment = '';
 456                 }
 457
 458                 $direction = [];
 459                 if (!empty($item['direction'])) {
 460                         $direction = $item['direction'];
 461                 }
 462
 463                 $languages = [];
 464                 if (!empty($item['language'])) {
 465                         $languages = [DI::l10n()->t('Languages'), Item::getLanguageMessage($item)];
 466                 }
 467
 468                 if (in_array($item['private'], [Item::PUBLIC, Item::UNLISTED]) && in_array($item['network'], Protocol::FEDERATED)) {
 469                         $browsershare = [DI::l10n()->t('Share via ...'), DI::l10n()->t('Share via external services')];
 470                 } else {
 471                         $browsershare = null;
 472                 }
 473
 474                 $tmp_item = [
 475                         'template'        => $this->getTemplate(),
 476                         'type'            => implode('', array_slice(explode('/', $item['verb']), -1)),
 477                         'comment_firstcollapsed' => false,
 478                         'comment_lastcollapsed' => false,
 479                         'suppress_tags'   => DI::config()->get('system', 'suppress_tags'),
 480                         'tags'            => $tags['tags'],
 481                         'hashtags'        => $tags['hashtags'],
 482                         'mentions'        => $tags['mentions'],
 483                         'implicit_mentions' => $tags['implicit_mentions'],
 484                         'txt_cats'        => DI::l10n()->t('Categories:'),
 485                         'txt_folders'     => DI::l10n()->t('Filed under:'),
 486                         'has_cats'        => ((count($categories)) ? 'true' : ''),
 487                         'has_folders'     => ((count($folders)) ? 'true' : ''),
 488                         'categories'      => $categories,
 489                         'folders'         => $folders,
 490                         'body_html'       => $body_html,
 491                         'text'            => strip_tags($body_html),
 492                         'id'              => $this->getId(),
 493                         'guid'            => urlencode($item['guid']),
 494                         'isevent'         => $isevent,
 495                         'attend'          => $attend,
 496                         'linktitle'       => DI::l10n()->t('View %s\'s profile @ %s', $profile_name, $item['author-link']),
 497                         'olinktitle'      => DI::l10n()->t('View %s\'s profile @ %s', $this->getOwnerName(), $item['owner-link']),
 498                         'to'              => DI::l10n()->t('to'),
 499                         'via'             => DI::l10n()->t('via'),
 500                         'wall'            => DI::l10n()->t('Wall-to-Wall'),
 501                         'vwall'           => DI::l10n()->t('via Wall-To-Wall:'),
 502                         'profile_url'     => $profile_link,
 503                         'name'            => $profile_name,
 504                         'item_photo_menu_html' => DI::contentItem()->photoMenu($item, $formSecurityToken),
 505                         'thumb'           => DI::baseUrl()->remove(DI::contentItem()->getAuthorAvatar($item)),
 506                         'osparkle'        => $osparkle,
 507                         'sparkle'         => $sparkle,
 508                         'title'           => $title,
 509                         'localtime'       => DateTimeFormat::local($item['created'], 'r'),
 510                         'ago'             => $item['app'] ? DI::l10n()->t('%s from %s', $ago, $item['app']) : $ago,
 511                         'app'             => $item['app'],
 512                         'created'         => $ago,
 513                         'lock'            => $lock,
 514                         'private'         => $item['private'],
 515                         'privacy'         => $privacy,
 516                         'connector'       => $connector,
 517                         'location_html'   => $location_html,
 518                         'indent'          => $indent,
 519                         'shiny'           => $shiny,
 520                         'owner_self'      => $item['author-link'] == DI::session()->get('my_url'),
 521                         'owner_url'       => $this->getOwnerUrl(),
 522                         'owner_photo'     => DI::baseUrl()->remove(DI::contentItem()->getOwnerAvatar($item)),
 523                         'owner_name'      => $this->getOwnerName(),
 524                         'plink'           => Item::getPlink($item),
 525                         'browsershare'    => $browsershare,
 526                         'edpost'          => $edpost,
 527                         'ispinned'        => $ispinned,
 528                         'pin'             => $pin,
 529                         'pinned'          => $pinned,
 530                         'isstarred'       => $isstarred,
 531                         'star'            => $star,
 532                         'ignore'          => $ignore_thread,
 533                         'tagger'          => $tagger,
 534                         'filer'           => $filer,
 535                         'language'        => $languages,
 536                         'drop'            => $drop,
 537                         'block'           => $block,
 538                         'ignore_author'   => $ignore,
 539                         'vote'            => $buttons,
 540                         'like_html'       => $responses['like']['output'],
 541                         'dislike_html'    => $responses['dislike']['output'],
 542                         'emojis'          => $this->getEmojis($item),
 543                         'responses'       => $responses,
 544                         'switchcomment'   => DI::l10n()->t('Comment'),
 545                         'reply_label'     => DI::l10n()->t('Reply to %s', $profile_name),
 546                         'comment_html'    => $comment_html,
 547                         'remote_comment'  => $remote_comment,
 548                         'menu'            => DI::l10n()->t('More'),
 549                         'previewing'      => $conv->isPreview() ? ' preview ' : '',
 550                         'wait'            => DI::l10n()->t('Please wait'),
 551                         'thread_level'    => $thread_level,
 552                         'edited'          => $edited,
 553                         'network'         => $item['network'],
 554                         'network_name'    => ContactSelector::networkToName($item['author-network'], $item['author-link'], $item['network'], $item['author-gsid']),
 555                         'network_icon'    => ContactSelector::networkToIcon($item['network'], $item['author-link'], $item['author-gsid']),
 556                         'received'        => $item['received'],
 557                         'commented'       => $item['commented'],
 558                         'created_date'    => $item['created'],
 559                         'uriid'           => $item['uri-id'],
 560                         'return'          => (DI::args()->getCommand()) ? bin2hex(DI::args()->getCommand()) : '',
 561                         'direction'       => $direction,
 562                         'reshared'        => $item['reshared'] ?? '',
 563                         'delivery'        => [
 564                                 'queue_count'       => $item['delivery_queue_count'],
 565                                 'queue_done'        => $item['delivery_queue_done'] + $item['delivery_queue_failed'], /// @todo Possibly display it separately in the future
 566                                 'notifier_pending'  => DI::l10n()->t('Notifier task is pending'),
 567                                 'delivery_pending'  => DI::l10n()->t('Delivery to remote servers is pending'),
 568                                 'delivery_underway' => DI::l10n()->t('Delivery to remote servers is underway'),
 569                                 'delivery_almost'   => DI::l10n()->t('Delivery to remote servers is mostly done'),
 570                                 'delivery_done'     => DI::l10n()->t('Delivery to remote servers is done'),
 571                         ],
 572                 ];
 573
 574                 $arr = ['item' => $item, 'output' => $tmp_item];
 575                 Hook::callAll('display_item', $arr);
 576
 577                 $result = $arr['output'];
 578
 579                 $result['children'] = [];
 580                 $children = $this->getChildren();
 581                 $nb_children = count($children);
 582                 if ($nb_children > 0) {
 583                         foreach ($children as $child) {
 584                                 $result['children'][] = $child->getTemplateData($conv_responses, $formSecurityToken, $thread_level + 1);
 585                         }
 586
 587                         // Collapse
 588                         if (($nb_children > 2) || ($thread_level > 1)) {
 589                                 $result['children'][0]['comment_firstcollapsed'] = true;
 590                                 $result['children'][0]['num_comments'] = DI::l10n()->tt('%d comment', '%d comments', $total_children);
 591                                 $result['children'][0]['show_text'] = DI::l10n()->t('Show more');
 592                                 $result['children'][0]['hide_text'] = DI::l10n()->t('Show fewer');
 593                                 if ($thread_level > 1) {
 594                                         $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
 595                                 } else {
 596                                         $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
 597                                 }
 598                         }
 599                 }
 600
 601                 // Copy values/set defaults
 602                 $result['total_comments_num'] = $this->isToplevel() ? $total_children : 0;
 603                 $result['private']            = $item['private'];
 604                 $result['toplevel']           = ($this->isToplevel() ? 'toplevel_item' : '');
 605                 $result['flatten']            = !$this->isThreaded();
 606                 $result['threaded']           = $this->isThreaded();
 607
 608                 return $result;
 609         }
 610
 611         /**
 612          * Fetch emojis
 613          *
 614          * @param array $item
 615          * @return array
 616          */
 617         private function getEmojis(array $item): array
 618         {
 619                 if (empty($item['emojis'])) {
 620                         return [];
 621                 }
 622
 623                 $emojis = [];
 624                 foreach ($item['emojis'] as $index => $element) {
 625                         $actors = implode(', ', $element['title']);
 626                         switch ($element['verb']) {
 627                                 case Activity::ANNOUNCE:
 628                                         $title = DI::l10n()->t('Reshared by: %s', $actors);
 629                                         $icon  = ['fa' => 'fa-retweet', 'icon' => 'icon-retweet'];
 630                                         break;
 631
 632                                 case Activity::VIEW:
 633                                         $title = DI::l10n()->t('Viewed by: %s', $actors);
 634                                         $icon  = ['fa' => 'fa-eye', 'icon' => 'icon-eye-open'];
 635                                         break;
 636
 637                                 case Activity::LIKE:
 638                                         $title = DI::l10n()->t('Liked by: %s', $actors);
 639                                         $icon  = ['fa' => 'fa-thumbs-up', 'icon' => 'icon-thumbs-up'];
 640                                         break;
 641
 642                                 case Activity::DISLIKE:
 643                                         $title = DI::l10n()->t('Disliked by: %s', $actors);
 644                                         $icon  = ['fa' => 'fa-thumbs-down', 'icon' => 'icon-thumbs-down'];
 645                                         break;
 646
 647                                 case Activity::ATTEND:
 648                                         $title = DI::l10n()->t('Attended by: %s', $actors);
 649                                         $icon  = ['fa' => 'fa-check', 'icon' => 'icon-ok'];
 650                                         break;
 651
 652                                 case Activity::ATTENDMAYBE:
 653                                         $title = DI::l10n()->t('Maybe attended by: %s', $actors);
 654                                         $icon  = ['fa' => 'fa-question', 'icon' => 'icon-question'];
 655                                         break;
 656
 657                                 case Activity::ATTENDNO:
 658                                         $title = DI::l10n()->t('Not attended by: %s', $actors);
 659                                         $icon  = ['fa' => 'fa-times', 'icon' => 'icon-remove'];
 660                                         break;
 661
 662                                 default:
 663                                         $title = DI::l10n()->t('Reacted with %s by: %s', $element['emoji'], $actors);
 664                                         $icon  = [];
 665                                         break;
 666                                 break;
 667                         }
 668                         $emojis[$index] = ['emoji' => $element['emoji'], 'total' => $element['total'], 'title' => $title, 'icon' => $icon];
 669                 }
 670                 ksort($emojis);
 671
 672                 return $emojis;
 673         }
 674
 675         /**
 676          * @return integer
 677          */
 678         public function getId(): int
 679         {
 680                 return $this->getDataValue('id');
 681         }
 682
 683         /**
 684          * @return boolean
 685          */
 686         public function isThreaded(): bool
 687         {
 688                 return $this->threaded;
 689         }
 690
 691         /**
 692          * Add a child post
 693          *
 694          * @param Post $item The child post to add
 695          *
 696          * @return Post|bool Last Post object or bool on any error
 697          * @throws \Exception
 698          */
 699         public function addChild(Post $item)
 700         {
 701                 if (!$item->getId()) {
 702                         Logger::error('Post object has no id', ['post' => $item]);
 703                         return false;
 704                 } elseif ($this->getChild($item->getId())) {
 705                         Logger::warning('Post object already exists', ['post' => $item]);
 706                         return false;
 707                 }
 708
 709                 /*
 710                  * Only add what will be displayed
 711                  */
 712                 if ($item->getDataValue('network') === Protocol::MAIL && DI::userSession()->getLocalUserId() != $item->getDataValue('uid')) {
 713                         Logger::warning('Post object does not belong to local user', ['post' => $item, 'local_user' => DI::userSession()->getLocalUserId()]);
 714                         return false;
 715                 } elseif (DI::activity()->match($item->getDataValue('verb'), Activity::LIKE) ||
 716                           DI::activity()->match($item->getDataValue('verb'), Activity::DISLIKE)) {
 717                         Logger::warning('Post objects is a like/dislike', ['post' => $item]);
 718                         return false;
 719                 }
 720
 721                 $item->setParent($this);
 722                 $this->children[] = $item;
 723
 724                 return end($this->children);
 725         }
 726
 727         /**
 728          * Get a child by its ID
 729          *
 730          * @param integer $id The child id
 731          * @return Thread|null Thread or NULL if not found
 732          */
 733         public function getChild(int $id)
 734         {
 735                 foreach ($this->getChildren() as $child) {
 736                         if ($child->getId() == $id) {
 737                                 return $child;
 738                         }
 739                 }
 740
 741                 return null;
 742         }
 743
 744         /**
 745          * Get all our children
 746          *
 747          * @return Post[]
 748          */
 749         public function getChildren(): array
 750         {
 751                 return $this->children;
 752         }
 753
 754         /**
 755          * Set our parent
 756          *
 757          * @param Post $item The item to set as parent
 758          * @return void
 759          */
 760         protected function setParent(Post $item)
 761         {
 762                 $parent = $this->getParent();
 763                 if ($parent) {
 764                         $parent->removeChild($this);
 765                 }
 766
 767                 $this->parent = $item;
 768                 $this->setThread($item->getThread());
 769         }
 770
 771         /**
 772          * Remove our parent
 773          *
 774          * @return void
 775          */
 776         protected function removeParent()
 777         {
 778                 $this->parent = null;
 779                 $this->thread = null;
 780         }
 781
 782         /**
 783          * Remove a child
 784          *
 785          * @param Post $item The child to be removed
 786          * @return boolean Success or failure
 787          * @throws \Exception
 788          */
 789         public function removeChild(Post $item): bool
 790         {
 791                 $id = $item->getId();
 792                 foreach ($this->getChildren() as $key => $child) {
 793                         if ($child->getId() == $id) {
 794                                 $child->removeParent();
 795                                 unset($this->children[$key]);
 796                                 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
 797                                 $this->children = array_values($this->children);
 798                                 return true;
 799                         }
 800                 }
 801
 802                 Logger::info('[WARN] Item::removeChild : Item is not a child (' . $id . ').');
 803                 return false;
 804         }
 805
 806         /**
 807          * Get parent item
 808          *
 809          * @return object
 810          */
 811         protected function getParent()
 812         {
 813                 return $this->parent;
 814         }
 815
 816         /**
 817          * Set conversation thread
 818          *
 819          * @param Thread|null $thread
 820          *
 821          * @return void
 822          */
 823         public function setThread(Thread $thread = null)
 824         {
 825                 $this->thread = $thread;
 826
 827                 // Set it on our children too
 828                 foreach ($this->getChildren() as $child) {
 829                         $child->setThread($thread);
 830                 }
 831         }
 832
 833         /**
 834          * Get conversation
 835          *
 836          * @return Thread|null
 837          */
 838         public function getThread()
 839         {
 840                 return $this->thread;
 841         }
 842
 843         /**
 844          * Get raw data
 845          *
 846          * We shouldn't need this
 847          *
 848          * @return array
 849          */
 850         public function getData(): array
 851         {
 852                 return $this->data;
 853         }
 854
 855         /**
 856          * Get a data value
 857          *
 858          * @param string $name key
 859          *
 860          * @return mixed value on success, false on failure
 861          */
 862         public function getDataValue(string $name)
 863         {
 864                 if (!isset($this->data[$name])) {
 865                         // Logger::info('[ERROR] Item::getDataValue : Item has no value name "'. $name .'".');
 866                         return false;
 867                 }
 868
 869                 return $this->data[$name];
 870         }
 871
 872         /**
 873          * Set template by name
 874          *
 875          * @param string $name Template name
 876          *
 877          * @return void
 878          * @throws InvalidArgumentException
 879          */
 880         private function setTemplate(string $name)
 881         {
 882                 if (empty($this->available_templates[$name])) {
 883                         // Throw exception
 884                         throw new InvalidArgumentException('[ERROR] Item::setTemplate : Template not available ("' . $name . '").');
 885                 }
 886
 887                 $this->template = $this->available_templates[$name];
 888         }
 889
 890         /**
 891          * Get template
 892          *
 893          * @return object
 894          */
 895         private function getTemplate()
 896         {
 897                 return $this->template;
 898         }
 899
 900         /**
 901          * Check if this is a toplevel post
 902          *
 903          * @return boolean
 904          */
 905         private function isToplevel(): bool
 906         {
 907                 return $this->toplevel;
 908         }
 909
 910         /**
 911          * Check if this is writable
 912          *
 913          * @return boolean
 914          */
 915         private function isWritable(): bool
 916         {
 917                 $conv = $this->getThread();
 918
 919                 if ($conv) {
 920                         // This will allow us to comment on wall-to-wall items owned by our friends
 921                         // and community forums even if somebody else wrote the post.
 922                         // bug #517 - this fixes for conversation owner
 923                         if ($conv->getMode() == 'profile' && $conv->getProfileOwner() == DI::userSession()->getLocalUserId()) {
 924                                 return true;
 925                         }
 926
 927                         // this fixes for visitors
 928                         return ($this->writable || ($this->isVisiting() && $conv->getMode() == 'profile'));
 929                 }
 930                 return $this->writable;
 931         }
 932
 933         /**
 934          * Count the total of our descendants
 935          *
 936          * @return integer
 937          */
 938         private function countDescendants(): int
 939         {
 940                 $children = $this->getChildren();
 941                 $total = count($children);
 942                 if ($total > 0) {
 943                         foreach ($children as $child) {
 944                                 $total += $child->countDescendants();
 945                         }
 946                 }
 947
 948                 return $total;
 949         }
 950
 951         /**
 952          * Get the template for the comment box
 953          *
 954          * @return string
 955          */
 956         private function getCommentBoxTemplate(): string
 957         {
 958                 return $this->comment_box_template;
 959         }
 960
 961         /**
 962          * Get default text for the comment box
 963          *
 964          * @return string
 965          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 966          */
 967         private function getDefaultText(): string
 968         {
 969                 $a = DI::app();
 970
 971                 if (!DI::userSession()->getLocalUserId()) {
 972                         return '';
 973                 }
 974
 975                 $owner = User::getOwnerDataById($a->getLoggedInUserId());
 976                 $item = $this->getData();
 977
 978                 if (!empty($item['content-warning']) && Feature::isEnabled(DI::userSession()->getLocalUserId(), 'add_abstract')) {
 979                         $text = '[abstract=' . Protocol::ACTIVITYPUB . ']' . $item['content-warning'] . "[/abstract]\n";
 980                 } else {
 981                         $text = '';
 982                 }
 983
 984                 if (!Feature::isEnabled(DI::userSession()->getLocalUserId(), 'explicit_mentions')) {
 985                         return $text;
 986                 }
 987
 988                 if (($item['author-addr'] != $owner['addr']) && (($item['gravity'] != Item::GRAVITY_PARENT) || !in_array($item['network'], [Protocol::DIASPORA]))) {
 989                         $text .= '@' . $item['author-addr'] . ' ';
 990                 }
 991
 992                 $terms = Tag::getByURIId($item['uri-id'], [Tag::MENTION, Tag::IMPLICIT_MENTION, Tag::EXCLUSIVE_MENTION]);
 993                 foreach ($terms as $term) {
 994                         if (!$term['url']) {
 995                                 DI::logger()->warning('Mention term with no URL', ['term' => $term]);
 996                                 continue;
 997                         }
 998
 999                         $profile = Contact::getByURL($term['url'], false, ['addr', 'contact-type']);
1000                         if (!empty($profile['addr']) && (($profile['contact-type'] ?? Contact::TYPE_UNKNOWN) != Contact::TYPE_COMMUNITY) &&
1001                                 ($profile['addr'] != $owner['addr']) && !strstr($text, $profile['addr'])) {
1002                                 $text .= '@' . $profile['addr'] . ' ';
1003                         }
1004                 }
1005
1006                 return $text;
1007         }
1008
1009         /**
1010          * Get the comment box
1011          *
1012          * @param string $indent Indent value
1013          *
1014          * @return mixed The comment box string (empty if no comment box), false on failure
1015          * @throws \Exception
1016          * @todo return false is nowhere in this method?
1017          */
1018         private function getCommentBox(string $indent)
1019         {
1020                 $a = DI::app();
1021
1022                 $comment_box = '';
1023                 $conv = $this->getThread();
1024
1025                 if ($conv->isWritable() && $this->isWritable()) {
1026                         /*
1027                          * Hmmm, code depending on the presence of a particular addon?
1028                          * This should be better if done by a hook
1029                          */
1030                         $qcomment = null;
1031                         if (Addon::isEnabled('qcomment')) {
1032                                 $words = DI::pConfig()->get(DI::userSession()->getLocalUserId(), 'qcomment', 'words');
1033                                 $qcomment = $words ? explode("\n", $words) : [];
1034                         }
1035
1036                         // Fetch the user id from the parent when the owner user is empty
1037                         $uid = $conv->getProfileOwner();
1038                         $parent_uid = $this->getDataValue('uid');
1039
1040                         $owner = User::getOwnerDataById($a->getLoggedInUserId());
1041
1042                         $default_text = $this->getDefaultText();
1043
1044                         if (!is_null($parent_uid) && ($uid != $parent_uid)) {
1045                                 $uid = $parent_uid;
1046                         }
1047
1048                         $template = Renderer::getMarkupTemplate($this->getCommentBoxTemplate());
1049                         $comment_box = Renderer::replaceMacros($template, [
1050                                 '$return_path' => DI::args()->getQueryString(),
1051                                 '$threaded'    => $this->isThreaded(),
1052                                 '$jsreload'    => '',
1053                                 '$wall'        => ($conv->getMode() === 'profile'),
1054                                 '$id'          => $this->getId(),
1055                                 '$parent'      => $this->getId(),
1056                                 '$qcomment'    => $qcomment,
1057                                 '$default'     => $default_text,
1058                                 '$profile_uid' => $uid,
1059                                 '$mylink'      => DI::baseUrl()->remove($owner['url'] ?? ''),
1060                                 '$mytitle'     => DI::l10n()->t('This is you'),
1061                                 '$myphoto'     => DI::baseUrl()->remove($owner['thumb'] ?? ''),
1062                                 '$comment'     => DI::l10n()->t('Comment'),
1063                                 '$submit'      => DI::l10n()->t('Submit'),
1064                                 '$loading'     => DI::l10n()->t('Loading...'),
1065                                 '$edbold'      => DI::l10n()->t('Bold'),
1066                                 '$editalic'    => DI::l10n()->t('Italic'),
1067                                 '$eduline'     => DI::l10n()->t('Underline'),
1068                                 '$edquote'     => DI::l10n()->t('Quote'),
1069                                 '$edemojis'    => DI::l10n()->t('Add emojis'),
1070                                 '$edcode'      => DI::l10n()->t('Code'),
1071                                 '$edimg'       => DI::l10n()->t('Image'),
1072                                 '$edurl'       => DI::l10n()->t('Link'),
1073                                 '$edattach'    => DI::l10n()->t('Link or Media'),
1074                                 '$prompttext'  => DI::l10n()->t('Please enter a image/video/audio/webpage URL:'),
1075                                 '$preview'     => DI::l10n()->t('Preview'),
1076                                 '$indent'      => $indent,
1077                                 '$rand_num'    => Crypto::randomDigits(12)
1078                         ]);
1079                 }
1080
1081                 return $comment_box;
1082         }
1083
1084         /**
1085          * @return string
1086          */
1087         private function getRedirectUrl(): string
1088         {
1089                 return $this->redirect_url;
1090         }
1091
1092         /**
1093          * Check if we are a wall to wall item and set the relevant properties
1094          *
1095          * @return void
1096          * @throws \Exception
1097          */
1098         protected function checkWallToWall()
1099         {
1100                 $a = DI::app();
1101                 $conv = $this->getThread();
1102                 $this->wall_to_wall = false;
1103
1104                 if ($this->isToplevel()) {
1105                         if ($conv->getMode() !== 'profile') {
1106                                 if ($this->getDataValue('owner-link')) {
1107                                         $owner_linkmatch = (($this->getDataValue('owner-link')) && Strings::compareLink($this->getDataValue('owner-link'), $this->getDataValue('author-link')));
1108                                         $alias_linkmatch = (($this->getDataValue('alias')) && Strings::compareLink($this->getDataValue('alias'), $this->getDataValue('author-link')));
1109                                         $owner_namematch = (($this->getDataValue('owner-name')) && $this->getDataValue('owner-name') == $this->getDataValue('author-name'));
1110
1111                                         if (!$owner_linkmatch && !$alias_linkmatch && !$owner_namematch) {
1112                                                 /*
1113                                                  * The author url doesn't match the owner (typically the contact)
1114                                                  * and also doesn't match the contact alias.
1115                                                  * The name match is a hack to catch several weird cases where URLs are
1116                                                  * all over the park. It can be tricked, but this prevents you from
1117                                                  * seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
1118                                                  * well that it's the same Bob Smith.
1119                                                  * But it could be somebody else with the same name. It just isn't highly likely.
1120                                                  */
1121                                                 $this->owner_name = $this->getDataValue('owner-name');
1122                                                 $this->wall_to_wall = true;
1123
1124                                                 $owner = [
1125                                                         'uid'     => 0,
1126                                                         'id'      => $this->getDataValue('owner-id'),
1127                                                         'network' => $this->getDataValue('owner-network'),
1128                                                         'url'     => $this->getDataValue('owner-link'),
1129                                                 ];
1130                                                 $this->owner_url = Contact::magicLinkByContact($owner);
1131                                         }
1132                                 }
1133                         }
1134                 }
1135
1136                 if (!$this->wall_to_wall) {
1137                         $this->setTemplate('wall');
1138                         $this->owner_url = '';
1139                         $this->owner_name = '';
1140                 }
1141         }
1142
1143         /**
1144          * @return boolean
1145          */
1146         private function isWallToWall(): bool
1147         {
1148                 return $this->wall_to_wall;
1149         }
1150
1151         /**
1152          * @return string
1153          */
1154         private function getOwnerUrl(): string
1155         {
1156                 return $this->owner_url;
1157         }
1158
1159         /**
1160          * @return string
1161          */
1162         private function getOwnerName(): string
1163         {
1164                 return $this->owner_name;
1165         }
1166
1167         /**
1168          * @return boolean
1169          */
1170         private function isVisiting(): bool
1171         {
1172                 return $this->visiting;
1173         }
1174 }