]> git.mxchange.org Git - friendica.git/blobdiff - src/Model/Post.php
API: We now support two more timeline api endpoints
[friendica.git] / src / Model / Post.php
index b8f733f5d550778dfced929fdb35d7b762abafa9..9ce301ade0c4540dfb06470a8d0ebb8c9e9f4d0d 100644 (file)
@@ -1,6 +1,6 @@
 <?php
 /**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2021, the Friendica project
  *
  * @license GNU AGPL version 3 or any later version
  *
 
 namespace Friendica\Model;
 
+use BadMethodCallException;
+use Friendica\Core\Logger;
+use Friendica\Core\System;
+use Friendica\Database\Database;
 use Friendica\Database\DBA;
+use Friendica\Database\DBStructure;
 use Friendica\Protocol\Activity;
 
 class Post
 {
+       /**
+        * Insert a new post entry
+        *
+        * @param integer $uri_id
+        * @param array   $fields
+        * @return int    ID of inserted post
+        * @throws \Exception
+        */
+       public static function insert(int $uri_id, array $data = [])
+       {
+               if (empty($uri_id)) {
+                       throw new BadMethodCallException('Empty URI_id');
+               }
+
+               $fields = DBStructure::getFieldsForTable('post', $data);
+
+               // Additionally assign the key fields
+               $fields['uri-id'] = $uri_id;
+
+               if (!DBA::insert('post', $fields, Database::INSERT_IGNORE)) {
+                       return 0;
+               }
+
+               return DBA::lastInsertId();
+       }
+
        /**
         * Fetch a single post row
         *
@@ -63,22 +94,10 @@ class Post
                        }
                }
 
-               if (!array_key_exists('verb', $row) || in_array($row['verb'], ['', Activity::POST, Activity::SHARE])) {
-                       // Build the file string out of the term entries
-                       if (array_key_exists('file', $row)) {
-                               if ($row['internal-file-count'] > 0) {
-                                       $row['file'] = Post\Category::getTextByURIId($row['internal-uri-id'], $row['internal-uid']);
-                               } else {
-                                       $row['file'] = '';
-                               }
-                       }
+               if (array_key_exists('extid', $row) && is_null($row['extid'])) {
+                       $row['extid'] = '';
                }
 
-               // Remove internal fields
-               unset($row['internal-file-count']);
-               unset($row['internal-uri-id']);
-               unset($row['internal-uid']);
-
                return $row;
        }
 
@@ -89,7 +108,7 @@ class Post
         * @param bool   $do_close
         * @return array Data array
         */
-       public static function inArray($stmt, $do_close = true) {
+       public static function toArray($stmt, $do_close = true) {
                if (is_bool($stmt)) {
                        return $stmt;
                }
@@ -108,12 +127,13 @@ class Post
         * Check if post data exists
         *
         * @param array $condition array of fields for condition
+        * @param bool  $user_mode true = post-user-view, false = post-view
         *
         * @return boolean Are there rows for that condition?
         * @throws \Exception
         */
-       public static function exists($condition) {
-               return DBA::exists('post-view', $condition);
+       public static function exists($condition, bool $user_mode = true) {
+               return DBA::exists($user_mode ? 'post-user-view' : 'post-view', $condition);
        }
 
        /**
@@ -121,6 +141,7 @@ class Post
         *
         * @param array        $condition array of fields for condition
         * @param array        $params    Array of several parameters
+        * @param bool         $user_mode true = post-user-view, false = post-view
         *
         * @return int
         *
@@ -132,9 +153,9 @@ class Post
         * $count = Post::count($condition);
         * @throws \Exception
         */
-       public static function count(array $condition = [], array $params = [])
+       public static function count(array $condition = [], array $params = [], bool $user_mode = true)
        {
-               return DBA::count('post-view', $condition, $params);
+               return DBA::count($user_mode ? 'post-user-view' : 'post-view', $condition, $params);
        }
 
        /**
@@ -162,6 +183,31 @@ class Post
                }
        }
 
+       /**
+        * Retrieve a single record from the post-thread table and returns it in an associative array
+        *
+        * @param array $fields
+        * @param array $condition
+        * @param array $params
+        * @return bool|array
+        * @throws \Exception
+        * @see   DBA::select
+        */
+       public static function selectFirstThread(array $fields = [], array $condition = [], $params = [])
+       {
+               $params['limit'] = 1;
+
+               $result = self::selectThread($fields, $condition, $params);
+
+               if (is_bool($result)) {
+                       return $result;
+               } else {
+                       $row = self::fetch($result);
+                       DBA::close($result);
+                       return $row;
+               }
+       }
+
        /**
         * Select rows from the post table and returns them as an array
         *
@@ -189,6 +235,32 @@ class Post
                return $data;
        }
 
+       /**
+        * Select rows from the given view
+        *
+        * @param string $view      View (post-user-view or post-thread-user-view)
+        * @param array  $selected  Array of selected fields, empty for all
+        * @param array  $condition Array of fields for condition
+        * @param array  $params    Array of several parameters
+        *
+        * @return boolean|object
+        * @throws \Exception
+        */
+       private static function selectView(string $view, array $selected = [], array $condition = [], $params = [])
+       {
+               if (empty($selected)) {
+                       $selected = array_merge(Item::DISPLAY_FIELDLIST, Item::ITEM_FIELDLIST);
+
+                       if ($view == 'post-thread-user-view') {
+                               $selected = array_merge($selected, ['ignored']);
+                       }
+               }
+
+               $selected = array_unique($selected);
+
+               return DBA::select($view, $selected, $condition, $params);
+       }
+
        /**
         * Select rows from the post table
         *
@@ -200,17 +272,312 @@ class Post
         * @throws \Exception
         */
        public static function select(array $selected = [], array $condition = [], $params = [])
+       {
+               return self::selectView('post-user-view', $selected, $condition, $params);
+       }
+
+       /**
+        * Select rows from the post table
+        *
+        * @param array $selected  Array of selected fields, empty for all
+        * @param array $condition Array of fields for condition
+        * @param array $params    Array of several parameters
+        *
+        * @return boolean|object
+        * @throws \Exception
+        */
+       public static function selectThread(array $selected = [], array $condition = [], $params = [])
+       {
+               return self::selectView('post-thread-user-view', $selected, $condition, $params);
+       }
+
+       /**
+        * Select rows from the given view for a given user
+        *
+        * @param string  $view      View (post-user-view or post-thread-user-view)
+        * @param integer $uid       User ID
+        * @param array   $selected  Array of selected fields, empty for all
+        * @param array   $condition Array of fields for condition
+        * @param array   $params    Array of several parameters
+        *
+        * @return boolean|object
+        * @throws \Exception
+        */
+       private static function selectViewForUser(string $view, $uid, array $selected = [], array $condition = [], $params = [])
        {
                if (empty($selected)) {
-                       $selected = array_merge(['author-addr', 'author-nick', 'owner-addr', 'owner-nick', 'causer-addr', 'causer-nick',
-                               'causer-network', 'photo', 'name-date', 'uri-date', 'avatar-date', 'thumb', 'dfrn-id',
-                               'parent-guid', 'parent-network', 'parent-author-id', 'parent-author-link', 'parent-author-name',
-                               'parent-author-network', 'signed_text'], Item::DISPLAY_FIELDLIST, Item::ITEM_FIELDLIST, Item::CONTENT_FIELDLIST);
+                       $selected = Item::DISPLAY_FIELDLIST;
                }
 
-               $selected = array_merge($selected, ['internal-uri-id', 'internal-uid', 'internal-file-count']);
-               $selected = array_unique($selected);
+               $condition = DBA::mergeConditions($condition,
+                       ["`visible` AND NOT `deleted`
+                       AND NOT `author-blocked` AND NOT `owner-blocked`
+                       AND (NOT `causer-blocked` OR `causer-id` = ? OR `causer-id` IS NULL) AND NOT `contact-blocked`
+                       AND ((NOT `contact-readonly` AND NOT `contact-pending` AND (`contact-rel` IN (?, ?)))
+                               OR `self` OR `gravity` != ? OR `contact-uid` = ?)
+                       AND NOT EXISTS (SELECT `uri-id` FROM `post-user` WHERE `uid` = ? AND `uri-id` = `" . $view . "`.`uri-id` AND `hidden`)
+                       AND NOT EXISTS (SELECT `cid` FROM `user-contact` WHERE `uid` = ? AND `cid` = `author-id` AND `blocked`)
+                       AND NOT EXISTS (SELECT `cid` FROM `user-contact` WHERE `uid` = ? AND `cid` = `owner-id` AND `blocked`)
+                       AND NOT EXISTS (SELECT `cid` FROM `user-contact` WHERE `uid` = ? AND `cid` = `author-id` AND `ignored` AND `gravity` = ?)
+                       AND NOT EXISTS (SELECT `cid` FROM `user-contact` WHERE `uid` = ? AND `cid` = `owner-id` AND `ignored` AND `gravity` = ?)",
+                       0, Contact::SHARING, Contact::FRIEND, GRAVITY_PARENT, 0, $uid, $uid, $uid, $uid, GRAVITY_PARENT, $uid, GRAVITY_PARENT]);
+
+               $select_string = implode(', ', array_map([DBA::class, 'quoteIdentifier'], $selected));
+
+               $condition_string = DBA::buildCondition($condition);
+               $param_string = DBA::buildParameter($params);
 
-               return DBA::select('post-view', $selected, $condition, $params);
+               $sql = "SELECT " . $select_string . " FROM `" . $view . "` " . $condition_string . $param_string;
+               $sql = DBA::cleanQuery($sql);
+
+               return DBA::p($sql, $condition);
+       }
+
+       /**
+        * Select rows from the post view for a given user
+        *
+        * @param integer $uid       User ID
+        * @param array   $selected  Array of selected fields, empty for all
+        * @param array   $condition Array of fields for condition
+        * @param array   $params    Array of several parameters
+        *
+        * @return boolean|object
+        * @throws \Exception
+        */
+       public static function selectForUser($uid, array $selected = [], array $condition = [], $params = [])
+       {
+               return self::selectViewForUser('post-user-view', $uid, $selected, $condition, $params);
+       }
+
+               /**
+        * Select rows from the post view for a given user
+        *
+        * @param integer $uid       User ID
+        * @param array   $selected  Array of selected fields, empty for all
+        * @param array   $condition Array of fields for condition
+        * @param array   $params    Array of several parameters
+        *
+        * @return boolean|object
+        * @throws \Exception
+        */
+       public static function selectThreadForUser($uid, array $selected = [], array $condition = [], $params = [])
+       {
+               return self::selectViewForUser('post-thread-user-view', $uid, $selected, $condition, $params);
+       }
+
+       /**
+        * Retrieve a single record from the post view for a given user and returns it in an associative array
+        *
+        * @param integer $uid User ID
+        * @param array   $selected
+        * @param array   $condition
+        * @param array   $params
+        * @return bool|array
+        * @throws \Exception
+        * @see   DBA::select
+        */
+       public static function selectFirstForUser($uid, array $selected = [], array $condition = [], $params = [])
+       {
+               $params['limit'] = 1;
+
+               $result = self::selectForUser($uid, $selected, $condition, $params);
+
+               if (is_bool($result)) {
+                       return $result;
+               } else {
+                       $row = self::fetch($result);
+                       DBA::close($result);
+                       return $row;
+               }
+       }
+
+       /**
+        * Select pinned rows from the item table for a given user
+        *
+        * @param integer $uid       User ID
+        * @param array   $selected  Array of selected fields, empty for all
+        * @param array   $condition Array of fields for condition
+        * @param array   $params    Array of several parameters
+        *
+        * @return boolean|object
+        * @throws \Exception
+        */
+       public static function selectPinned(int $uid, array $selected = [], array $condition = [], $params = [])
+       {
+               $postthreaduser = DBA::select('post-thread-user', ['uri-id'], ['uid' => $uid, 'pinned' => true]);
+               if (!DBA::isResult($postthreaduser)) {
+                       return $postthreaduser;
+               }
+
+               $pinned = [];
+               while ($useritem = DBA::fetch($postthreaduser)) {
+                       $pinned[] = $useritem['uri-id'];
+               }
+               DBA::close($postthreaduser);
+
+               if (empty($pinned)) {
+                       return [];
+               }
+
+               $condition = DBA::mergeConditions(['uri-id' => $pinned, 'uid' => $uid, 'gravity' => GRAVITY_PARENT], $condition);
+
+               return self::selectForUser($uid, $selected, $condition, $params);
+       }
+
+       /**
+        * Update existing post entries
+        *
+        * @param array $fields    The fields that are to be changed
+        * @param array $condition The condition for finding the item entries
+        *
+        * A return value of "0" doesn't mean an error - but that 0 rows had been changed.
+        *
+        * @return integer|boolean number of affected rows - or "false" if there was an error
+        * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+        */
+       public static function update(array $fields, array $condition)
+       {
+               $affected = 0;
+
+               Logger::info('Start Update', ['fields' => $fields, 'condition' => $condition, 'uid' => local_user(),'callstack' => System::callstack(10)]);
+
+               // Don't allow changes to fields that are responsible for the relation between the records
+               unset($fields['id']);
+               unset($fields['parent']);
+               unset($fields['uid']);
+               unset($fields['uri']);
+               unset($fields['uri-id']);
+               unset($fields['thr-parent']);
+               unset($fields['thr-parent-id']);
+               unset($fields['parent-uri']);
+               unset($fields['parent-uri-id']);
+
+               $thread_condition = DBA::mergeConditions($condition, ['gravity' => GRAVITY_PARENT]);
+
+               // To ensure the data integrity we do it in an transaction
+               DBA::transaction();
+
+               $update_fields = DBStructure::getFieldsForTable('post-user', $fields);
+               if (!empty($update_fields)) {
+                       $affected_count = 0;
+                       $posts = DBA::select('post-user-view', ['post-user-id'], $condition);
+                       while ($rows = DBA::toArray($posts, false, 100)) {
+                               $puids = array_column($rows, 'post-user-id');
+                               if (!DBA::update('post-user', $update_fields, ['id' => $puids])) {
+                                       DBA::rollback();
+                                       Logger::notice('Updating post-user failed', ['fields' => $update_fields, 'condition' => $condition]);
+                                       return false;
+                               }
+                               $affected_count += DBA::affectedRows();
+                       }
+                       DBA::close($posts);
+                       $affected = $affected_count;
+               }
+
+               $update_fields = DBStructure::getFieldsForTable('post-content', $fields);
+               if (!empty($update_fields)) {
+                       $affected_count = 0;
+                       $posts = DBA::select('post-user-view', ['uri-id'], $condition, ['group_by' => ['uri-id']]);
+                       while ($rows = DBA::toArray($posts, false, 100)) {
+                               $uriids = array_column($rows, 'uri-id');
+                               if (!DBA::update('post-content', $update_fields, ['uri-id' => $uriids])) {
+                                       DBA::rollback();
+                                       Logger::notice('Updating post-content failed', ['fields' => $update_fields, 'condition' => $condition]);
+                                       return false;
+                               }
+                               $affected_count += DBA::affectedRows();
+                       }
+                       DBA::close($posts);
+                       $affected = max($affected, $affected_count);
+               }
+
+               $update_fields = DBStructure::getFieldsForTable('post', $fields);
+               if (!empty($update_fields)) {
+                       $affected_count = 0;
+                       $posts = DBA::select('post-user-view', ['uri-id'], $condition, ['group_by' => ['uri-id']]);
+                       while ($rows = DBA::toArray($posts, false, 100)) {
+                               $uriids = array_column($rows, 'uri-id');
+                               if (!DBA::update('post', $update_fields, ['uri-id' => $uriids])) {
+                                       DBA::rollback();
+                                       Logger::notice('Updating post failed', ['fields' => $update_fields, 'condition' => $condition]);
+                                       return false;
+                               }
+                               $affected_count += DBA::affectedRows();
+                       }
+                       DBA::close($posts);
+                       $affected = max($affected, $affected_count);
+               }
+
+               $update_fields = Post\DeliveryData::extractFields($fields);
+               if (!empty($update_fields)) {
+                       $affected_count = 0;
+                       $posts = DBA::select('post-user-view', ['uri-id'], $condition, ['group_by' => ['uri-id']]);
+                       while ($rows = DBA::toArray($posts, false, 100)) {
+                               $uriids = array_column($rows, 'uri-id');
+                               if (!DBA::update('post-delivery-data', $update_fields, ['uri-id' => $uriids])) {
+                                       DBA::rollback();
+                                       Logger::notice('Updating post-delivery-data failed', ['fields' => $update_fields, 'condition' => $condition]);
+                                       return false;
+                               }
+                               $affected_count += DBA::affectedRows();
+                       }
+                       DBA::close($posts);
+                       $affected = max($affected, $affected_count);
+               }
+
+               $update_fields = DBStructure::getFieldsForTable('post-thread', $fields);
+               if (!empty($update_fields)) {
+                       $affected_count = 0;
+                       $posts = DBA::select('post-user-view', ['uri-id'], $thread_condition, ['group_by' => ['uri-id']]);
+                       while ($rows = DBA::toArray($posts, false, 100)) {
+                               $uriids = array_column($rows, 'uri-id');
+                               if (!DBA::update('post-thread', $update_fields, ['uri-id' => $uriids])) {
+                                       DBA::rollback();
+                                       Logger::notice('Updating post-thread failed', ['fields' => $update_fields, 'condition' => $condition]);
+                                       return false;
+                               }
+                               $affected_count += DBA::affectedRows();
+                       }
+                       DBA::close($posts);
+                       $affected = max($affected, $affected_count);
+               }
+
+               $update_fields = DBStructure::getFieldsForTable('post-thread-user', $fields);
+               if (!empty($update_fields)) {
+                       $affected_count = 0;
+                       $posts = DBA::select('post-user-view', ['post-user-id'], $thread_condition);
+                       while ($rows = DBA::toArray($posts, false, 100)) {
+                               $thread_puids = array_column($rows, 'post-user-id');
+                               if (!DBA::update('post-thread-user', $update_fields, ['post-user-id' => $thread_puids])) {
+                                       DBA::rollback();
+                                       Logger::notice('Updating post-thread-user failed', ['fields' => $update_fields, 'condition' => $condition]);
+                                       return false;
+                               }
+                               $affected_count += DBA::affectedRows();
+                       }
+                       DBA::close($posts);
+                       $affected = max($affected, $affected_count);
+               }
+
+               DBA::commit();
+
+               Logger::info('Updated posts', ['rows' => $affected]);
+               return $affected;
+       }
+
+       /**
+        * Delete a row from the post table
+        *
+        * @param array        $conditions Field condition(s)
+        * @param array        $options
+        *                           - cascade: If true we delete records in other tables that depend on the one we're deleting through
+        *                           relations (default: true)
+        *
+        * @return boolean was the delete successful?
+        * @throws \Exception
+        */
+       public static function delete(array $conditions, array $options = [])
+       {
+               return DBA::delete('post', $conditions, $options);
        }
 }