src/Module/Post/Tag/Remove.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\Module\Post\Tag;
  23
  24 use Friendica\App;
  25 use Friendica\Content\Text\BBCode;
  26 use Friendica\Core\L10n;
  27 use Friendica\Core\Renderer;
  28 use Friendica\Core\Session\Capability\IHandleUserSessions;
  29 use Friendica\Model\Post;
  30 use Friendica\Model\Tag;
  31 use Friendica\Module\Response;
  32 use Friendica\Util\Profiler;
  33 use Psr\Log\LoggerInterface;
  34
  35 class Remove extends \Friendica\BaseModule
  36 {
  37         /** @var IHandleUserSessions */
  38         private $session;
  39
  40         public function __construct(IHandleUserSessions $session, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Response $response, array $server, array $parameters = [])
  41         {
  42                 parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
  43
  44                 $this->session = $session;
  45         }
  46
  47         protected function post(array $request = [])
  48         {
  49                 if (!$this->session->getLocalUserId()) {
  50                         $this->baseUrl->redirect($request['return'] ?? '');
  51                 }
  52
  53
  54                 if (isset($request['cancel'])) {
  55                         $this->baseUrl->redirect($request['return'] ?? '');
  56                 }
  57
  58                 $tags = [];
  59                 foreach ($request['tag'] ?? [] as $tag => $checked) {
  60                         if ($checked) {
  61                                 $tags[] = hex2bin(trim($tag));
  62                         }
  63                 }
  64
  65                 $this->removeTagsFromItem($this->parameters['item_id'], $tags);
  66                 $this->baseUrl->redirect($request['return'] ?? '');
  67         }
  68
  69         protected function content(array $request = []): string
  70         {
  71                 $returnUrl = $request['return'] ?? '';
  72
  73                 if (!$this->session->getLocalUserId()) {
  74                         $this->baseUrl->redirect($returnUrl);
  75                 }
  76
  77                 if (isset($this->parameters['tag_name'])) {
  78                         $this->removeTagsFromItem($this->parameters['item_id'], [trim(hex2bin($this->parameters['tag_name']))]);
  79                         $this->baseUrl->redirect($returnUrl);
  80                 }
  81
  82                 $item_id = intval($this->parameters['item_id']);
  83                 if (!$item_id) {
  84                         $this->baseUrl->redirect($returnUrl);
  85                 }
  86
  87                 $item = Post::selectFirst(['uri-id'], ['id' => $item_id, 'uid' => $this->session->getLocalUserId()]);
  88                 if (!$item) {
  89                         $this->baseUrl->redirect($returnUrl);
  90                 }
  91
  92                 $tag_text = Tag::getCSVByURIId($item['uri-id']);
  93
  94                 $tags = explode(',', $tag_text);
  95                 if (empty($tags)) {
  96                         $this->baseUrl->redirect($returnUrl);
  97                 }
  98
  99                 $tag_checkboxes = array_map(function ($tag_text) {
 100                         return ['tag[' . bin2hex($tag_text) . ']', BBCode::toPlaintext($tag_text)];
 101                 }, $tags);
 102
 103                 $tpl = Renderer::getMarkupTemplate('post/tag/remove.tpl');
 104                 return Renderer::replaceMacros($tpl, [
 105                         '$l10n' => [
 106                                 'header' => $this->t('Remove Item Tag'),
 107                                 'desc'   => $this->t('Select a tag to remove: '),
 108                                 'remove' => $this->t('Remove'),
 109                                 'cancel' => $this->t('Cancel'),
 110                         ],
 111
 112                         '$item_id'        => $item_id,
 113                         '$return'         => $returnUrl,
 114                         '$tag_checkboxes' => $tag_checkboxes,
 115                 ]);
 116         }
 117
 118         /**
 119          * @param int   $item_id
 120          * @param array $tags
 121          * @throws \Exception
 122          */
 123         private function removeTagsFromItem(int $item_id, array $tags)
 124         {
 125                 if (empty($item_id) || empty($tags)) {
 126                         return;
 127                 }
 128
 129                 $item = Post::selectFirst(['uri-id'], ['id' => $item_id, 'uid' => $this->session->getLocalUserId()]);
 130                 if (empty($item)) {
 131                         return;
 132                 }
 133
 134                 foreach ($tags as $tag) {
 135                         if (preg_match('~([#@!])\[url=([^\[\]]*)]([^\[\]]*)\[/url]~im', $tag, $results)) {
 136                                 Tag::removeByHash($item['uri-id'], $results[1], $results[3], $results[2]);
 137                         }
 138                 }
 139         }
 140 }