src/Model/Post/Delayed.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2021, 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\Model\Post;
  23
  24 use Friendica\Core\Logger;
  25 use Friendica\Database\DBA;
  26 use Friendica\Core\Worker;
  27 use Friendica\Database\Database;
  28 use Friendica\DI;
  29 use Friendica\Model\Item;
  30 use Friendica\Model\Post;
  31 use Friendica\Model\Tag;
  32 use Friendica\Util\DateTimeFormat;
  33
  34 class Delayed
  35 {
  36         /**
  37          * Insert a new delayed post
  38          *
  39          * @param string  $uri
  40          * @param array   $item
  41          * @param integer $notify
  42          * @param bool    $unprepared
  43          * @param string  $delayed
  44          * @param array   $taglist
  45          * @param array   $attachments
  46          * @return int    ID of the created delayed post entry
  47          */
  48         public static function add(string $uri, array $item, int $notify = 0, bool $unprepared = false, string $delayed = '', array $taglist = [], array $attachments = [])
  49         {
  50                 if (empty($item['uid']) || self::exists($uri, $item['uid'])) {
  51                         Logger::notice('No uid or already found');
  52                         return 0;
  53                 }
  54
  55                 if (empty($delayed)) {
  56                         $min_posting = DI::config()->get('system', 'minimum_posting_interval', 0);
  57
  58                         $last_publish = DI::pConfig()->get($item['uid'], 'system', 'last_publish', 0, true);
  59                         $next_publish = max($last_publish + (60 * $min_posting), time());
  60                         $delayed = date(DateTimeFormat::MYSQL, $next_publish);
  61                         DI::pConfig()->set($item['uid'], 'system', 'last_publish', $next_publish);
  62                 }
  63
  64                 Logger::notice('Adding post for delayed publishing', ['uid' => $item['uid'], 'delayed' => $delayed, 'uri' => $uri]);
  65
  66                 $wid = Worker::add(['priority' => PRIORITY_HIGH, 'delayed' => $delayed], 'DelayedPublish', $item, $notify, $taglist, $attachments, $unprepared, $uri);
  67                 if (!$wid) {
  68                         return 0;
  69                 }
  70
  71                 $delayed_post = [
  72                         'uri'     => $uri,
  73                         'uid'     => $item['uid'],
  74                         'delayed' => $delayed,
  75                         'wid'     => $wid,
  76                 ];
  77
  78                 if (DBA::insert('delayed-post', $delayed_post, Database::INSERT_IGNORE)) {
  79                         return DBA::lastInsertId();
  80                 } else {
  81                         return 0;
  82                 }
  83         }
  84
  85         /**
  86          * Delete a delayed post
  87          *
  88          * @param string $uri
  89          * @param int    $uid
  90          *
  91          * @return bool delete success
  92          */
  93         private static function delete(string $uri, int $uid)
  94         {
  95                 return DBA::delete('delayed-post', ['uri' => $uri, 'uid' => $uid]);
  96         }
  97
  98         /**
  99          * Delete scheduled posts and the associated workerqueue entry
 100          *
 101          * @param integer $id
 102          * @return void
 103          */
 104         public static function deleteById(int $id)
 105         {
 106                 $post = DBA::selectFirst('delayed-post', ['wid'], ['id' => $id]);
 107                 if (empty($post['wid'])) {
 108                         return;
 109                 }
 110
 111                 DBA::delete('delayed-post', ['id' => $id]);
 112                 DBA::delete('workerqueue', ['id' => $post['wid']]);
 113         }
 114
 115         /**
 116          * Check if an entry exists
 117          *
 118          * @param string $uri
 119          * @param int    $uid
 120          *
 121          * @return bool "true" if an entry with that URI exists
 122          */
 123         public static function exists(string $uri, int $uid)
 124         {
 125                 return DBA::exists('delayed-post', ['uri' => $uri, 'uid' => $uid]);
 126         }
 127
 128         /**
 129          * Fetch parameters for delayed posts
 130          *
 131          * @param integer $id
 132          * @return array
 133          */
 134         public static function getParametersForid(int $id)
 135         {
 136                 $delayed = DBA::selectFirst('delayed-post', ['id', 'uid', 'wid', 'delayed'], ['id' => $id]);
 137                 if (empty($delayed['wid'])) {
 138                         return [];
 139                 }
 140
 141                 $worker = DBA::selectFirst('workerqueue', ['parameter'], ['id' => $delayed['wid'], 'command' => 'DelayedPublish']);
 142                 if (empty($worker)) {
 143                         return [];
 144                 }
 145
 146                 $parameters = json_decode($worker['parameter'], true);
 147                 if (empty($parameters)) {
 148                         return [];
 149                 }
 150
 151                 // Make sure to only publish the attachments in the dedicated array field
 152                 if (empty($parameters[3]) && !empty($parameters[0]['attachments'])) {
 153                         $parameters[3] = $parameters[0]['attachments'];
 154                         unset($parameters[0]['attachments']);
 155                 }
 156
 157                 return [
 158                         'parameters' => $delayed,
 159                         'item' => $parameters[0],
 160                         'notify' => $parameters[1],
 161                         'taglist' => $parameters[2],
 162                         'attachments' => $parameters[3],
 163                         'unprepared' => $parameters[4],
 164                         'uri' => $parameters[5],
 165                 ];
 166         }
 167
 168         /**
 169          * Publish a delayed post
 170          *
 171          * @param array $item
 172          * @param integer $notify
 173          * @param array $taglist
 174          * @param array $attachments
 175          * @param bool  $unprepared
 176          * @param string $uri
 177          * @return bool
 178          */
 179         public static function publish(array $item, int $notify = 0, array $taglist = [], array $attachments = [], bool $unprepared = false, string $uri = '')
 180         {
 181                 if (!empty($attachments)) {
 182                         $item['attachments'] = $attachments;
 183                 }
 184
 185                 if ($unprepared) {
 186                         $_SESSION['authenticated'] = true;
 187                         $_SESSION['uid'] = $item['uid'];
 188
 189                         $_REQUEST = $item;
 190                         $_REQUEST['api_source'] = true;
 191                         $_REQUEST['profile_uid'] = $item['uid'];
 192                         $_REQUEST['title'] = $item['title'] ?? '';
 193
 194                         if (!empty($item['app'])) {
 195                                 $_REQUEST['source'] = $item['app'];
 196                         }
 197
 198                         require_once 'mod/item.php';
 199                         $id = item_post(DI::app());
 200
 201                         if (empty($uri) && !empty($item['extid'])) {
 202                                 $uri = $item['extid'];
 203                         }
 204
 205                         Logger::notice('Unprepared post stored', ['id' => $id, 'uid' => $item['uid'], 'uri' => $uri]);
 206                         if (self::exists($uri, $item['uid'])) {
 207                                 self::delete($uri, $item['uid']);
 208                         }
 209
 210                         return $id;
 211                 }
 212                 $id = Item::insert($item, $notify);
 213
 214                 Logger::notice('Post stored', ['id' => $id, 'uid' => $item['uid'], 'cid' => $item['contact-id']]);
 215
 216                 if (empty($uri) && !empty($item['uri'])) {
 217                         $uri = $item['uri'];
 218                 }
 219
 220                 if (!empty($uri) && self::exists($uri, $item['uid'])) {
 221                         self::delete($uri, $item['uid']);
 222                 }
 223
 224                 if (!empty($id) && (!empty($taglist) || !empty($attachments))) {
 225                         $feeditem = Post::selectFirst(['uri-id'], ['id' => $id]);
 226
 227                         foreach ($taglist as $tag) {
 228                                 Tag::store($feeditem['uri-id'], Tag::HASHTAG, $tag);
 229                         }
 230                 }
 231
 232                 return $id;
 233         }
 234 }