src/Object/Post.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2020, Friendica
   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\Core\Session;
  32 use Friendica\Database\DBA;
  33 use Friendica\DI;
  34 use Friendica\Model\Contact;
  35 use Friendica\Model\Item;
  36 use Friendica\Model\Post as PostModel;
  37 use Friendica\Model\Tag;
  38 use Friendica\Model\User;
  39 use Friendica\Protocol\Activity;
  40 use Friendica\Util\Crypto;
  41 use Friendica\Util\DateTimeFormat;
  42 use Friendica\Util\Strings;
  43 use Friendica\Util\Temporal;
  44
  45 /**
  46  * An item
  47  */
  48 class Post
  49 {
  50         private $data = [];
  51         private $template = null;
  52         private $available_templates = [
  53                 'wall' => 'wall_thread.tpl',
  54                 'wall2wall' => 'wallwall_thread.tpl'
  55         ];
  56         private $comment_box_template = 'comment_item.tpl';
  57         private $toplevel = false;
  58         private $writable = false;
  59         /**
  60          * @var Post[]
  61          */
  62         private $children = [];
  63         private $parent = null;
  64
  65         /**
  66          * @var Thread
  67          */
  68         private $thread = null;
  69         private $redirect_url = null;
  70         private $owner_url = '';
  71         private $owner_photo = '';
  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() == $this->getDataValue('parent');
  88
  89                 if (!empty(Session::getUserIDForVisitorContactID($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 && local_user() != $item['uid']) {
 107                                         continue;
 108                                 } elseif (!visible_activity($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]) && (local_user() == $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          * Get data in a form usable by a conversation template
 126          *
 127          * @param array   $conv_responses conversation responses
 128          * @param integer $thread_level   default = 1
 129          *
 130          * @return mixed The data requested on success
 131          *               false on failure
 132          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 133          * @throws \ImagickException
 134          */
 135         public function getTemplateData(array $conv_responses, $thread_level = 1)
 136         {
 137                 $a = DI::app();
 138
 139                 $item = $this->getData();
 140                 $edited = false;
 141                 // If the time between "created" and "edited" differs we add
 142                 // a notice that the post was edited.
 143                 // Note: In some networks reshared items seem to have (sometimes) a difference
 144                 // between creation time and edit time of a second. Thats why we add the notice
 145                 // only if the difference is more than 1 second.
 146                 if (strtotime($item['edited']) - strtotime($item['created']) > 1) {
 147                         $edited = [
 148                                 'label'    => DI::l10n()->t('This entry was edited'),
 149                                 'date'     => DateTimeFormat::local($item['edited'], 'r'),
 150                                 'relative' => Temporal::getRelativeDate($item['edited'])
 151                         ];
 152                 }
 153                 $sparkle = '';
 154                 $buttons = [
 155                         'like'     => null,
 156                         'dislike'  => null,
 157                         'share'    => null,
 158                         'announce' => null,
 159                 ];
 160                 $dropping = false;
 161                 $pinned = '';
 162                 $pin = false;
 163                 $star = false;
 164                 $ignore = false;
 165                 $ispinned = "unpinned";
 166                 $isstarred = "unstarred";
 167                 $indent = '';
 168                 $shiny = '';
 169                 $osparkle = '';
 170                 $total_children = $this->countDescendants();
 171
 172                 $conv = $this->getThread();
 173
 174                 $lock = ((($item['private'] == Item::PRIVATE) || (($item['uid'] == local_user()) && (strlen($item['allow_cid']) || strlen($item['allow_gid'])
 175                         || strlen($item['deny_cid']) || strlen($item['deny_gid']))))
 176                         ? DI::l10n()->t('Private Message')
 177                         : false);
 178
 179                 $shareable = in_array($conv->getProfileOwner(), [0, local_user()]) && $item['private'] != Item::PRIVATE;
 180                 $announceable = $shareable && in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::TWITTER]);
 181
 182                 // On Diaspora only toplevel posts can be reshared
 183                 if ($announceable && ($item['network'] == Protocol::DIASPORA) && ($item['gravity'] != GRAVITY_PARENT)) {
 184                         $announceable = false;
 185                 }
 186
 187                 $edpost = false;
 188
 189                 if (local_user()) {
 190                         if (Strings::compareLink($a->contact['url'], $item['author-link'])) {
 191                                 if ($item["event-id"] != 0) {
 192                                         $edpost = ["events/event/" . $item['event-id'], DI::l10n()->t("Edit")];
 193                                 } else {
 194                                         $edpost = ["editpost/" . $item['id'], DI::l10n()->t("Edit")];
 195                                 }
 196                         }
 197                         $dropping = in_array($item['uid'], [0, local_user()]);
 198                 }
 199
 200                 // Editing on items of not subscribed users isn't currently possible
 201                 // There are some issues on editing that prevent this.
 202                 // But also it is an issue of the supported protocols that doesn't allow editing at all.
 203                 if ($item['uid'] == 0) {
 204                         $edpost = false;
 205                 }
 206
 207                 if (($this->getDataValue('uid') == local_user()) || $this->isVisiting()) {
 208                         $dropping = true;
 209                 }
 210
 211                 $origin = $item['origin'];
 212
 213                 if (!$origin) {
 214                         /// @todo This shouldn't be done as query here, but better during the data creation.
 215                         // it is now done here, since during the RC phase we shouldn't make to intense changes.
 216                         $parent = PostModel::selectFirst(['origin'], ['id' => $item['parent']]);
 217                         if (DBA::isResult($parent)) {
 218                                 $origin = $parent['origin'];
 219                         }
 220                 } elseif ($item['pinned']) {
 221                         $pinned = DI::l10n()->t('pinned item');
 222                 }
 223
 224                 if ($origin && ($item['gravity'] != GRAVITY_PARENT) && ($item['network'] == Protocol::ACTIVITYPUB)) {
 225                         // ActivityPub doesn't allow removal of remote comments
 226                         $delete = DI::l10n()->t('Delete locally');
 227                 } else {
 228                         // Showing the one or the other text, depending upon if we can only hide it or really delete it.
 229                         $delete = $origin ? DI::l10n()->t('Delete globally') : DI::l10n()->t('Remove locally');
 230                 }
 231
 232                 $drop = false;
 233                 $block = false;
 234                 if (local_user()) {
 235                         $drop = [
 236                                 'dropping' => $dropping,
 237                                 'pagedrop' => $item['pagedrop'],
 238                                 'select'   => DI::l10n()->t('Select'),
 239                                 'delete'   => $delete,
 240                         ];
 241                         $block = [
 242                                 'blocking' => true,
 243                                 'block'   => DI::l10n()->t('Block %s', $item['author-name']),
 244                                 'author_id'   => $item['author-id'],
 245                         ];
 246                 }
 247
 248                 $filer = (($conv->getProfileOwner() == local_user() && ($item['uid'] != 0)) ? DI::l10n()->t("save to folder") : false);
 249
 250                 $profile_name = $item['author-name'];
 251                 if (!empty($item['author-link']) && empty($item['author-name'])) {
 252                         $profile_name = $item['author-link'];
 253                 }
 254
 255                 $author = ['uid' => 0, 'id' => $item['author-id'],
 256                         'network' => $item['author-network'], 'url' => $item['author-link']];
 257
 258                 if (Session::isAuthenticated()) {
 259                         $profile_link = Contact::magicLinkByContact($author);
 260                 } else {
 261                         $profile_link = $item['author-link'];
 262                 }
 263
 264                 if (strpos($profile_link, 'redir/') === 0) {
 265                         $sparkle = ' sparkle';
 266                 }
 267
 268                 $locate = ['location' => $item['location'], 'coord' => $item['coord'], 'html' => ''];
 269                 Hook::callAll('render_location', $locate);
 270                 $location_html = $locate['html'] ?: Strings::escapeHtml($locate['location'] ?: $locate['coord'] ?: '');
 271
 272                 // process action responses - e.g. like/dislike/attend/agree/whatever
 273                 $response_verbs = ['like', 'dislike', 'announce'];
 274
 275                 $isevent = false;
 276                 $attend = [];
 277                 if ($item['object-type'] === Activity\ObjectType::EVENT) {
 278                         $response_verbs[] = 'attendyes';
 279                         $response_verbs[] = 'attendno';
 280                         $response_verbs[] = 'attendmaybe';
 281                         if ($conv->isWritable()) {
 282                                 $isevent = true;
 283                                 $attend = [DI::l10n()->t('I will attend'), DI::l10n()->t('I will not attend'), DI::l10n()->t('I might attend')];
 284                         }
 285                 }
 286
 287                 $responses = [];
 288                 foreach ($response_verbs as $value => $verb) {
 289                         $responses[$verb] = [
 290                                 'self'   => $conv_responses[$verb][$item['uri-id']]['self'] ?? 0,
 291                                 'output' => !empty($conv_responses[$verb][$item['uri-id']]) ? format_activity($conv_responses[$verb][$item['uri-id']]['links'], $verb, $item['uri-id']) : '',
 292                         ];
 293                 }
 294
 295                 /*
 296                  * We should avoid doing this all the time, but it depends on the conversation mode
 297                  * And the conv mode may change when we change the conv, or it changes its mode
 298                  * Maybe we should establish a way to be notified about conversation changes
 299                  */
 300                 $this->checkWallToWall();
 301
 302                 if ($this->isWallToWall() && ($this->getOwnerUrl() == $this->getRedirectUrl())) {
 303                         $osparkle = ' sparkle';
 304                 }
 305
 306                 $tagger = '';
 307
 308                 if ($this->isToplevel()) {
 309                         if(local_user()) {
 310                                 $ignored = PostModel\ThreadUser::getIgnored($item['uri-id'], local_user());
 311                                 $ignore = [
 312                                         'do'        => DI::l10n()->t("ignore thread"),
 313                                         'undo'      => DI::l10n()->t("unignore thread"),
 314                                         'toggle'    => DI::l10n()->t("toggle ignore status"),
 315                                         'classdo'   => $ignored ? "hidden" : "",
 316                                         'classundo' => $ignored ? "" : "hidden",
 317                                         'ignored'   => DI::l10n()->t('ignored'),
 318                                 ];
 319
 320                                 if ($conv->getProfileOwner() == local_user() && ($item['uid'] != 0)) {
 321                                         if ($origin) {
 322                                                 $ispinned = ($item['pinned'] ? 'pinned' : 'unpinned');
 323
 324                                                 $pin = [
 325                                                         'do'        => DI::l10n()->t('pin'),
 326                                                         'undo'      => DI::l10n()->t('unpin'),
 327                                                         'toggle'    => DI::l10n()->t('toggle pin status'),
 328                                                         'classdo'   => $item['pinned'] ? 'hidden' : '',
 329                                                         'classundo' => $item['pinned'] ? '' : 'hidden',
 330                                                         'pinned'   => DI::l10n()->t('pinned'),
 331                                                 ];
 332                                         }
 333
 334                                         $isstarred = (($item['starred']) ? "starred" : "unstarred");
 335
 336                                         $star = [
 337                                                 'do'        => DI::l10n()->t("add star"),
 338                                                 'undo'      => DI::l10n()->t("remove star"),
 339                                                 'toggle'    => DI::l10n()->t("toggle star status"),
 340                                                 'classdo'   => $item['starred'] ? "hidden" : "",
 341                                                 'classundo' => $item['starred'] ? "" : "hidden",
 342                                                 'starred'   => DI::l10n()->t('starred'),
 343                                         ];
 344
 345                                         $tagger = [
 346                                                 'add'   => DI::l10n()->t("add tag"),
 347                                                 'class' => "",
 348                                         ];
 349                                 }
 350                         }
 351                 } else {
 352                         $indent = 'comment';
 353                 }
 354
 355                 if ($conv->isWritable()) {
 356                         $buttons['like']    = [DI::l10n()->t("I like this \x28toggle\x29")      , DI::l10n()->t("like")];
 357                         $buttons['dislike'] = [DI::l10n()->t("I don't like this \x28toggle\x29"), DI::l10n()->t("dislike")];
 358                         if ($shareable) {
 359                                 $buttons['share'] = [DI::l10n()->t('Quote share this'), DI::l10n()->t('Quote Share')];
 360                         }
 361                         if ($announceable) {
 362                                 $buttons['announce'] = [DI::l10n()->t('Reshare this'), DI::l10n()->t('Reshare')];
 363                                 $buttons['unannounce'] = [DI::l10n()->t('Cancel your Reshare'), DI::l10n()->t('Unshare')];
 364                         }
 365                 }
 366
 367                 $comment_html = $this->getCommentBox($indent);
 368
 369                 if (strcmp(DateTimeFormat::utc($item['created']), DateTimeFormat::utc('now - 12 hours')) > 0) {
 370                         $shiny = 'shiny';
 371                 }
 372
 373                 localize_item($item);
 374
 375                 $body_html = Item::prepareBody($item, true);
 376
 377                 list($categories, $folders) = DI::contentItem()->determineCategoriesTerms($item);
 378
 379                 if (!empty($item['content-warning']) && DI::pConfig()->get(local_user(), 'system', 'disable_cw', false)) {
 380                         $title = ucfirst($item['content-warning']);
 381                 } else {
 382                         $title = $item['title'];
 383                 }
 384
 385                 if (DI::pConfig()->get(local_user(), 'system', 'hide_dislike')) {
 386                         $buttons['dislike'] = false;
 387                 }
 388
 389                 // Disable features that aren't available in several networks
 390                 if (!in_array($item["network"], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA])) {
 391                         if ($buttons["dislike"]) {
 392                                 $buttons["dislike"] = false;
 393                         }
 394
 395                         $isevent = false;
 396                         $tagger = '';
 397                 }
 398
 399                 if ($buttons["like"] && in_array($item["network"], [Protocol::FEED, Protocol::MAIL])) {
 400                         $buttons["like"] = false;
 401                 }
 402
 403                 $tags = Tag::populateFromItem($item);
 404
 405                 $ago = Temporal::getRelativeDate($item['created']);
 406                 $ago_received = Temporal::getRelativeDate($item['received']);
 407                 if (DI::config()->get('system', 'show_received') && (abs(strtotime($item['created']) - strtotime($item['received'])) > DI::config()->get('system', 'show_received_seconds')) && ($ago != $ago_received)) {
 408                         $ago = DI::l10n()->t('%s (Received %s)', $ago, $ago_received);
 409                 }
 410
 411                 // Fetching of Diaspora posts doesn't always work. There are issues with reshares and possibly comments
 412                 if (($item['network'] != Protocol::DIASPORA) && empty($comment) && !empty(Session::get('remote_comment'))) {
 413                         $remote_comment = [DI::l10n()->t('Comment this item on your system'), DI::l10n()->t('remote comment'),
 414                                 str_replace('{uri}', urlencode($item['uri']), Session::get('remote_comment'))];
 415                 } else {
 416                         $remote_comment = '';
 417                 }
 418
 419                 $direction = [];
 420                 if (!empty($item['direction'])) {
 421                         $direction = $item['direction'];
 422                 } elseif (DI::config()->get('debug', 'show_direction')) {
 423                         $conversation = DBA::selectFirst('conversation', ['direction'], ['item-uri' => $item['uri']]);
 424                         if (!empty($conversation['direction']) && in_array($conversation['direction'], [1, 2])) {
 425                                 $direction_title = [1 => DI::l10n()->t('Pushed'), 2 => DI::l10n()->t('Pulled')];
 426                                 $direction = ['direction' => $conversation['direction'], 'title' => $direction_title[$conversation['direction']]];
 427                         }
 428                 }
 429
 430                 $languages = [];
 431                 if (!empty($item['language'])) {
 432                         $languages = [DI::l10n()->t('Languages'), Item::getLanguageMessage($item)];
 433                 }
 434
 435                 $tmp_item = [
 436                         'template'        => $this->getTemplate(),
 437                         'type'            => implode("", array_slice(explode("/", $item['verb']), -1)),
 438                         'suppress_tags'   => DI::config()->get('system', 'suppress_tags'),
 439                         'tags'            => $tags['tags'],
 440                         'hashtags'        => $tags['hashtags'],
 441                         'mentions'        => $tags['mentions'],
 442                         'implicit_mentions' => $tags['implicit_mentions'],
 443                         'txt_cats'        => DI::l10n()->t('Categories:'),
 444                         'txt_folders'     => DI::l10n()->t('Filed under:'),
 445                         'has_cats'        => ((count($categories)) ? 'true' : ''),
 446                         'has_folders'     => ((count($folders)) ? 'true' : ''),
 447                         'categories'      => $categories,
 448                         'folders'         => $folders,
 449                         'body_html'       => $body_html,
 450                         'text'            => strip_tags($body_html),
 451                         'id'              => $this->getId(),
 452                         'guid'            => urlencode($item['guid']),
 453                         'isevent'         => $isevent,
 454                         'attend'          => $attend,
 455                         'linktitle'       => DI::l10n()->t('View %s\'s profile @ %s', $profile_name, $item['author-link']),
 456                         'olinktitle'      => DI::l10n()->t('View %s\'s profile @ %s', $this->getOwnerName(), $item['owner-link']),
 457                         'to'              => DI::l10n()->t('to'),
 458                         'via'             => DI::l10n()->t('via'),
 459                         'wall'            => DI::l10n()->t('Wall-to-Wall'),
 460                         'vwall'           => DI::l10n()->t('via Wall-To-Wall:'),
 461                         'profile_url'     => $profile_link,
 462                         'name'            => $profile_name,
 463                         'item_photo_menu_html' => item_photo_menu($item),
 464                         'thumb'           => DI::baseUrl()->remove($item['author-avatar']),
 465                         'osparkle'        => $osparkle,
 466                         'sparkle'         => $sparkle,
 467                         'title'           => $title,
 468                         'localtime'       => DateTimeFormat::local($item['created'], 'r'),
 469                         'ago'             => $item['app'] ? DI::l10n()->t('%s from %s', $ago, $item['app']) : $ago,
 470                         'app'             => $item['app'],
 471                         'created'         => $ago,
 472                         'lock'            => $lock,
 473                         'location_html'   => $location_html,
 474                         'indent'          => $indent,
 475                         'shiny'           => $shiny,
 476                         'owner_self'      => $item['author-link'] == Session::get('my_url'),
 477                         'owner_url'       => $this->getOwnerUrl(),
 478                         'owner_photo'     => DI::baseUrl()->remove($item['owner-avatar']),
 479                         'owner_name'      => $this->getOwnerName(),
 480                         'plink'           => Item::getPlink($item),
 481                         'edpost'          => $edpost,
 482                         'ispinned'        => $ispinned,
 483                         'pin'             => $pin,
 484                         'pinned'          => $pinned,
 485                         'isstarred'       => $isstarred,
 486                         'star'            => $star,
 487                         'ignore'          => $ignore,
 488                         'tagger'          => $tagger,
 489                         'filer'           => $filer,
 490                         'language'        => $languages,
 491                         'drop'            => $drop,
 492                         'block'           => $block,
 493                         'vote'            => $buttons,
 494                         'like_html'       => $responses['like']['output'],
 495                         'dislike_html'    => $responses['dislike']['output'],
 496                         'responses'       => $responses,
 497                         'switchcomment'   => DI::l10n()->t('Comment'),
 498                         'reply_label'     => DI::l10n()->t('Reply to %s', $profile_name),
 499                         'comment_html'    => $comment_html,
 500                         'remote_comment'  => $remote_comment,
 501                         'menu'            => DI::l10n()->t('More'),
 502                         'previewing'      => $conv->isPreview() ? ' preview ' : '',
 503                         'wait'            => DI::l10n()->t('Please wait'),
 504                         'thread_level'    => $thread_level,
 505                         'edited'          => $edited,
 506                         'network'         => $item["network"],
 507                         'network_name'    => ContactSelector::networkToName($item['author-network'], $item['author-link'], $item['network']),
 508                         'network_icon'    => ContactSelector::networkToIcon($item['network'], $item['author-link']),
 509                         'received'        => $item['received'],
 510                         'commented'       => $item['commented'],
 511                         'created_date'    => $item['created'],
 512                         'uriid'           => $item['uri-id'],
 513                         'return'          => (DI::args()->getCommand()) ? bin2hex(DI::args()->getCommand()) : '',
 514                         'direction'       => $direction,
 515                         'reshared'        => $item['reshared'] ?? '',
 516                         'delivery'        => [
 517                                 'queue_count'       => $item['delivery_queue_count'],
 518                                 'queue_done'        => $item['delivery_queue_done'] + $item['delivery_queue_failed'], /// @todo Possibly display it separately in the future
 519                                 'notifier_pending'  => DI::l10n()->t('Notifier task is pending'),
 520                                 'delivery_pending'  => DI::l10n()->t('Delivery to remote servers is pending'),
 521                                 'delivery_underway' => DI::l10n()->t('Delivery to remote servers is underway'),
 522                                 'delivery_almost'   => DI::l10n()->t('Delivery to remote servers is mostly done'),
 523                                 'delivery_done'     => DI::l10n()->t('Delivery to remote servers is done'),
 524                         ],
 525                 ];
 526
 527                 $arr = ['item' => $item, 'output' => $tmp_item];
 528                 Hook::callAll('display_item', $arr);
 529
 530                 $result = $arr['output'];
 531
 532                 $result['children'] = [];
 533                 $children = $this->getChildren();
 534                 $nb_children = count($children);
 535                 if ($nb_children > 0) {
 536                         foreach ($children as $child) {
 537                                 $result['children'][] = $child->getTemplateData($conv_responses, $thread_level + 1);
 538                         }
 539
 540                         // Collapse
 541                         if (($nb_children > 2) || ($thread_level > 1)) {
 542                                 $result['children'][0]['comment_firstcollapsed'] = true;
 543                                 $result['children'][0]['num_comments'] = DI::l10n()->tt('%d comment', '%d comments', $total_children);
 544                                 $result['children'][0]['show_text'] = DI::l10n()->t('Show more');
 545                                 $result['children'][0]['hide_text'] = DI::l10n()->t('Show fewer');
 546                                 if ($thread_level > 1) {
 547                                         $result['children'][$nb_children - 1]['comment_lastcollapsed'] = true;
 548                                 } else {
 549                                         $result['children'][$nb_children - 3]['comment_lastcollapsed'] = true;
 550                                 }
 551                         }
 552                 }
 553
 554                 if ($this->isToplevel()) {
 555                         $result['total_comments_num'] = "$total_children";
 556                         $result['total_comments_text'] = DI::l10n()->tt('comment', 'comments', $total_children);
 557                 }
 558
 559                 $result['private'] = $item['private'];
 560                 $result['toplevel'] = ($this->isToplevel() ? 'toplevel_item' : '');
 561
 562                 if ($this->isThreaded()) {
 563                         $result['flatten'] = false;
 564                         $result['threaded'] = true;
 565                 } else {
 566                         $result['flatten'] = true;
 567                         $result['threaded'] = false;
 568                 }
 569
 570                 return $result;
 571         }
 572
 573         /**
 574          * @return integer
 575          */
 576         public function getId()
 577         {
 578                 return $this->getDataValue('id');
 579         }
 580
 581         /**
 582          * @return boolean
 583          */
 584         public function isThreaded()
 585         {
 586                 return $this->threaded;
 587         }
 588
 589         /**
 590          * Add a child item
 591          *
 592          * @param Post $item The child item to add
 593          *
 594          * @return mixed
 595          * @throws \Exception
 596          */
 597         public function addChild(Post $item)
 598         {
 599                 $item_id = $item->getId();
 600                 if (!$item_id) {
 601                         Logger::log('[ERROR] Post::addChild : Item has no ID!!', Logger::DEBUG);
 602                         return false;
 603                 } elseif ($this->getChild($item->getId())) {
 604                         Logger::log('[WARN] Post::addChild : Item already exists (' . $item->getId() . ').', Logger::DEBUG);
 605                         return false;
 606                 }
 607
 608                 $activity = DI::activity();
 609
 610                 /*
 611                  * Only add what will be displayed
 612                  */
 613                 if ($item->getDataValue('network') === Protocol::MAIL && local_user() != $item->getDataValue('uid')) {
 614                         return false;
 615                 } elseif ($activity->match($item->getDataValue('verb'), Activity::LIKE) ||
 616                           $activity->match($item->getDataValue('verb'), Activity::DISLIKE)) {
 617                         return false;
 618                 }
 619
 620                 $item->setParent($this);
 621                 $this->children[] = $item;
 622
 623                 return end($this->children);
 624         }
 625
 626         /**
 627          * Get a child by its ID
 628          *
 629          * @param integer $id The child id
 630          *
 631          * @return mixed
 632          */
 633         public function getChild($id)
 634         {
 635                 foreach ($this->getChildren() as $child) {
 636                         if ($child->getId() == $id) {
 637                                 return $child;
 638                         }
 639                 }
 640
 641                 return null;
 642         }
 643
 644         /**
 645          * Get all our children
 646          *
 647          * @return Post[]
 648          */
 649         public function getChildren()
 650         {
 651                 return $this->children;
 652         }
 653
 654         /**
 655          * Set our parent
 656          *
 657          * @param Post $item The item to set as parent
 658          *
 659          * @return void
 660          */
 661         protected function setParent(Post $item)
 662         {
 663                 $parent = $this->getParent();
 664                 if ($parent) {
 665                         $parent->removeChild($this);
 666                 }
 667
 668                 $this->parent = $item;
 669                 $this->setThread($item->getThread());
 670         }
 671
 672         /**
 673          * Remove our parent
 674          *
 675          * @return void
 676          */
 677         protected function removeParent()
 678         {
 679                 $this->parent = null;
 680                 $this->thread = null;
 681         }
 682
 683         /**
 684          * Remove a child
 685          *
 686          * @param Post $item The child to be removed
 687          *
 688          * @return boolean Success or failure
 689          * @throws \Exception
 690          */
 691         public function removeChild(Post $item)
 692         {
 693                 $id = $item->getId();
 694                 foreach ($this->getChildren() as $key => $child) {
 695                         if ($child->getId() == $id) {
 696                                 $child->removeParent();
 697                                 unset($this->children[$key]);
 698                                 // Reindex the array, in order to make sure there won't be any trouble on loops using count()
 699                                 $this->children = array_values($this->children);
 700                                 return true;
 701                         }
 702                 }
 703                 Logger::log('[WARN] Item::removeChild : Item is not a child (' . $id . ').', Logger::DEBUG);
 704                 return false;
 705         }
 706
 707         /**
 708          * Get parent item
 709          *
 710          * @return object
 711          */
 712         protected function getParent()
 713         {
 714                 return $this->parent;
 715         }
 716
 717         /**
 718          * Set conversation thread
 719          *
 720          * @param Thread $thread
 721          *
 722          * @return void
 723          */
 724         public function setThread(Thread $thread = null)
 725         {
 726                 $this->thread = $thread;
 727
 728                 // Set it on our children too
 729                 foreach ($this->getChildren() as $child) {
 730                         $child->setThread($thread);
 731                 }
 732         }
 733
 734         /**
 735          * Get conversation
 736          *
 737          * @return Thread
 738          */
 739         public function getThread()
 740         {
 741                 return $this->thread;
 742         }
 743
 744         /**
 745          * Get raw data
 746          *
 747          * We shouldn't need this
 748          *
 749          * @return array
 750          */
 751         public function getData()
 752         {
 753                 return $this->data;
 754         }
 755
 756         /**
 757          * Get a data value
 758          *
 759          * @param string $name key
 760          *
 761          * @return mixed value on success
 762          *               false on failure
 763          */
 764         public function getDataValue($name)
 765         {
 766                 if (!isset($this->data[$name])) {
 767                         // Logger::log('[ERROR] Item::getDataValue : Item has no value name "'. $name .'".', Logger::DEBUG);
 768                         return false;
 769                 }
 770
 771                 return $this->data[$name];
 772         }
 773
 774         /**
 775          * Set template
 776          *
 777          * @param string $name template name
 778          * @return bool
 779          * @throws \Exception
 780          */
 781         private function setTemplate($name)
 782         {
 783                 if (empty($this->available_templates[$name])) {
 784                         Logger::log('[ERROR] Item::setTemplate : Template not available ("' . $name . '").', Logger::DEBUG);
 785                         return false;
 786                 }
 787
 788                 $this->template = $this->available_templates[$name];
 789
 790                 return true;
 791         }
 792
 793         /**
 794          * Get template
 795          *
 796          * @return object
 797          */
 798         private function getTemplate()
 799         {
 800                 return $this->template;
 801         }
 802
 803         /**
 804          * Check if this is a toplevel post
 805          *
 806          * @return boolean
 807          */
 808         private function isToplevel()
 809         {
 810                 return $this->toplevel;
 811         }
 812
 813         /**
 814          * Check if this is writable
 815          *
 816          * @return boolean
 817          */
 818         private function isWritable()
 819         {
 820                 $conv = $this->getThread();
 821
 822                 if ($conv) {
 823                         // This will allow us to comment on wall-to-wall items owned by our friends
 824                         // and community forums even if somebody else wrote the post.
 825                         // bug #517 - this fixes for conversation owner
 826                         if ($conv->getMode() == 'profile' && $conv->getProfileOwner() == local_user()) {
 827                                 return true;
 828                         }
 829
 830                         // this fixes for visitors
 831                         return ($this->writable || ($this->isVisiting() && $conv->getMode() == 'profile'));
 832                 }
 833                 return $this->writable;
 834         }
 835
 836         /**
 837          * Count the total of our descendants
 838          *
 839          * @return integer
 840          */
 841         private function countDescendants()
 842         {
 843                 $children = $this->getChildren();
 844                 $total = count($children);
 845                 if ($total > 0) {
 846                         foreach ($children as $child) {
 847                                 $total += $child->countDescendants();
 848                         }
 849                 }
 850
 851                 return $total;
 852         }
 853
 854         /**
 855          * Get the template for the comment box
 856          *
 857          * @return string
 858          */
 859         private function getCommentBoxTemplate()
 860         {
 861                 return $this->comment_box_template;
 862         }
 863
 864         /**
 865          * Get default text for the comment box
 866          *
 867          * @return string
 868          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 869          */
 870         private function getDefaultText()
 871         {
 872                 $a = DI::app();
 873
 874                 if (!local_user()) {
 875                         return '';
 876                 }
 877
 878                 $owner = User::getOwnerDataById($a->user['uid']);
 879
 880                 if (!Feature::isEnabled(local_user(), 'explicit_mentions')) {
 881                         return '';
 882                 }
 883
 884                 $item = PostModel::selectFirst(['author-addr', 'uri-id', 'network', 'gravity'], ['id' => $this->getId()]);
 885                 if (!DBA::isResult($item) || empty($item['author-addr'])) {
 886                         // Should not happen
 887                         return '';
 888                 }
 889
 890                 if (($item['author-addr'] != $owner['addr']) && (($item['gravity'] != GRAVITY_PARENT) || !in_array($item['network'], [Protocol::DIASPORA]))) {
 891                         $text = '@' . $item['author-addr'] . ' ';
 892                 } else {
 893                         $text = '';
 894                 }
 895
 896                 $terms = Tag::getByURIId($item['uri-id'], [Tag::MENTION, Tag::IMPLICIT_MENTION, Tag::EXCLUSIVE_MENTION]);
 897                 foreach ($terms as $term) {
 898                         $profile = Contact::getByURL($term['url'], false, ['addr', 'contact-type']);
 899                         if (!empty($profile['addr']) && ((($profile['contact-type'] ?? '') ?: Contact::TYPE_UNKNOWN) != Contact::TYPE_COMMUNITY) &&
 900                                 ($profile['addr'] != $owner['addr']) && !strstr($text, $profile['addr'])) {
 901                                 $text .= '@' . $profile['addr'] . ' ';
 902                         }
 903                 }
 904
 905                 return $text;
 906         }
 907
 908         /**
 909          * Get the comment box
 910          *
 911          * @param string $indent Indent value
 912          *
 913          * @return mixed The comment box string (empty if no comment box)
 914          *               false on failure
 915          * @throws \Exception
 916          */
 917         private function getCommentBox($indent)
 918         {
 919                 $a = DI::app();
 920
 921                 $comment_box = '';
 922                 $conv = $this->getThread();
 923
 924                 if ($conv->isWritable() && $this->isWritable()) {
 925                         /*
 926                          * Hmmm, code depending on the presence of a particular addon?
 927                          * This should be better if done by a hook
 928                          */
 929                         $qcomment = null;
 930                         if (Addon::isEnabled('qcomment')) {
 931                                 $words = DI::pConfig()->get(local_user(), 'qcomment', 'words');
 932                                 $qcomment = $words ? explode("\n", $words) : [];
 933                         }
 934
 935                         // Fetch the user id from the parent when the owner user is empty
 936                         $uid = $conv->getProfileOwner();
 937                         $parent_uid = $this->getDataValue('uid');
 938
 939                         $default_text = $this->getDefaultText();
 940
 941                         if (!is_null($parent_uid) && ($uid != $parent_uid)) {
 942                                 $uid = $parent_uid;
 943                         }
 944
 945                         $template = Renderer::getMarkupTemplate($this->getCommentBoxTemplate());
 946                         $comment_box = Renderer::replaceMacros($template, [
 947                                 '$return_path' => DI::args()->getQueryString(),
 948                                 '$threaded'    => $this->isThreaded(),
 949                                 '$jsreload'    => '',
 950                                 '$wall'        => ($conv->getMode() === 'profile'),
 951                                 '$id'          => $this->getId(),
 952                                 '$parent'      => $this->getId(),
 953                                 '$qcomment'    => $qcomment,
 954                                 '$default'     => $default_text,
 955                                 '$profile_uid' => $uid,
 956                                 '$mylink'      => DI::baseUrl()->remove($a->contact['url']),
 957                                 '$mytitle'     => DI::l10n()->t('This is you'),
 958                                 '$myphoto'     => DI::baseUrl()->remove($a->contact['thumb']),
 959                                 '$comment'     => DI::l10n()->t('Comment'),
 960                                 '$submit'      => DI::l10n()->t('Submit'),
 961                                 '$loading'     => DI::l10n()->t('Loading...'),
 962                                 '$edbold'      => DI::l10n()->t('Bold'),
 963                                 '$editalic'    => DI::l10n()->t('Italic'),
 964                                 '$eduline'     => DI::l10n()->t('Underline'),
 965                                 '$edquote'     => DI::l10n()->t('Quote'),
 966                                 '$edcode'      => DI::l10n()->t('Code'),
 967                                 '$edimg'       => DI::l10n()->t('Image'),
 968                                 '$edurl'       => DI::l10n()->t('Link'),
 969                                 '$edattach'    => DI::l10n()->t('Link or Media'),
 970                                 '$prompttext'  => DI::l10n()->t('Please enter a image/video/audio/webpage URL:'),
 971                                 '$preview'     => DI::l10n()->t('Preview'),
 972                                 '$indent'      => $indent,
 973                                 '$sourceapp'   => DI::l10n()->t($a->sourcename),
 974                                 '$rand_num'    => Crypto::randomDigits(12)
 975                         ]);
 976                 }
 977
 978                 return $comment_box;
 979         }
 980
 981         /**
 982          * @return string
 983          */
 984         private function getRedirectUrl()
 985         {
 986                 return $this->redirect_url;
 987         }
 988
 989         /**
 990          * Check if we are a wall to wall item and set the relevant properties
 991          *
 992          * @return void
 993          * @throws \Exception
 994          */
 995         protected function checkWallToWall()
 996         {
 997                 $a = DI::app();
 998                 $conv = $this->getThread();
 999                 $this->wall_to_wall = false;
1000
1001                 if ($this->isToplevel()) {
1002                         if ($conv->getMode() !== 'profile') {
1003                                 if ($this->getDataValue('wall') && !$this->getDataValue('self') && !empty($a->page_contact)) {
1004                                         // On the network page, I am the owner. On the display page it will be the profile owner.
1005                                         // This will have been stored in $a->page_contact by our calling page.
1006                                         // Put this person as the wall owner of the wall-to-wall notice.
1007
1008                                         $this->owner_url = Contact::magicLink($a->page_contact['url']);
1009                                         $this->owner_photo = $a->page_contact['thumb'];
1010                                         $this->owner_name = $a->page_contact['name'];
1011                                         $this->wall_to_wall = true;
1012                                 } elseif ($this->getDataValue('owner-link')) {
1013                                         $owner_linkmatch = (($this->getDataValue('owner-link')) && Strings::compareLink($this->getDataValue('owner-link'), $this->getDataValue('author-link')));
1014                                         $alias_linkmatch = (($this->getDataValue('alias')) && Strings::compareLink($this->getDataValue('alias'), $this->getDataValue('author-link')));
1015                                         $owner_namematch = (($this->getDataValue('owner-name')) && $this->getDataValue('owner-name') == $this->getDataValue('author-name'));
1016
1017                                         if (!$owner_linkmatch && !$alias_linkmatch && !$owner_namematch) {
1018                                                 // The author url doesn't match the owner (typically the contact)
1019                                                 // and also doesn't match the contact alias.
1020                                                 // The name match is a hack to catch several weird cases where URLs are
1021                                                 // all over the park. It can be tricked, but this prevents you from
1022                                                 // seeing "Bob Smith to Bob Smith via Wall-to-wall" and you know darn
1023                                                 // well that it's the same Bob Smith.
1024                                                 // But it could be somebody else with the same name. It just isn't highly likely.
1025
1026
1027                                                 $this->owner_photo = $this->getDataValue('owner-avatar');
1028                                                 $this->owner_name = $this->getDataValue('owner-name');
1029                                                 $this->wall_to_wall = true;
1030
1031                                                 $owner = ['uid' => 0, 'id' => $this->getDataValue('owner-id'),
1032                                                         'network' => $this->getDataValue('owner-network'),
1033                                                         'url' => $this->getDataValue('owner-link')];
1034                                                 $this->owner_url = Contact::magicLinkByContact($owner);
1035                                         }
1036                                 }
1037                         }
1038                 }
1039
1040                 if (!$this->wall_to_wall) {
1041                         $this->setTemplate('wall');
1042                         $this->owner_url = '';
1043                         $this->owner_photo = '';
1044                         $this->owner_name = '';
1045                 }
1046         }
1047
1048         /**
1049          * @return boolean
1050          */
1051         private function isWallToWall()
1052         {
1053                 return $this->wall_to_wall;
1054         }
1055
1056         /**
1057          * @return string
1058          */
1059         private function getOwnerUrl()
1060         {
1061                 return $this->owner_url;
1062         }
1063
1064         /**
1065          * @return string
1066          */
1067         private function getOwnerName()
1068         {
1069                 return $this->owner_name;
1070         }
1071
1072         /**
1073          * @return boolean
1074          */
1075         private function isVisiting()
1076         {
1077                 return $this->visiting;
1078         }
1079 }