| 1 |
<?php |
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/* FV Player - HTML5 video player |
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Copyright (C) 2013 Foliovision |
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|
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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|
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// player meta data instance with options that's stored in a DB |
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class FV_Player_Db_Player_Meta { |
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|
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private |
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$id, // automatic ID for the meta data |
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$is_valid = true, // used when loading meta data from DB to determine whether we've found it |
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$id_player, // DB ID of the video to which this meta data belongs |
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$meta_key, // arbitrary meta key |
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$meta_value; // arbitrary meta value |
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|
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private static |
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$db_table_name, |
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$DB_Instance = null; |
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|
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/** |
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* @param mixed $meta_value |
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*/ |
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public function setMetaValue( $meta_value ) { |
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$this->meta_value = $meta_value; |
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} |
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|
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/** |
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* @return int |
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*/ |
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public function getId() { |
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return $this->id; |
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} |
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|
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/** |
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* @return int |
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*/ |
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public function getIdPlayer() { |
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return $this->id_player; |
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} |
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|
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/** |
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* @return string |
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*/ |
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public function getMetaKey() { |
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return $this->meta_key; |
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} |
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|
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/** |
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* @return mixed |
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*/ |
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public function getMetaValue() { |
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return $this->meta_value; |
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} |
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|
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/** |
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* @return bool |
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*/ |
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public function getIsValid() { |
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return $this->is_valid; |
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} |
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|
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/** |
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* Initializes database name, including WP prefix |
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* once WPDB class is initialized. |
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* |
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* @return string Returns the actual table name for this ORM class. |
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*/ |
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public static function init_db_name() { |
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global $wpdb; |
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|
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self::$db_table_name = $wpdb->prefix.'fv_player_playermeta'; |
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return self::$db_table_name; |
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} |
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|
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/** |
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* Returns name of the video DB table. |
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* |
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* @return mixed The name of the video DB table. |
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*/ |
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public static function get_db_table_name() { |
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if ( !self::$db_table_name ) { |
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self::init_db_name(); |
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} |
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|
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return self::$db_table_name; |
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} |
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|
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/** |
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* Checks for DB tables existence and creates it as necessary. |
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* |
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* @param $force Forces to run dbDelta. |
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*/ |
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public static function initDB($force = false) { |
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global $wpdb, $fv_fp, $fv_wp_flowplayer_ver; |
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|
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self::init_db_name(); |
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|
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$res = false; |
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|
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if( defined('PHPUnitTestMode') || !$fv_fp->_get_option('player_meta_model_db_checked') || $fv_fp->_get_option('player_meta_model_db_checked') != $fv_wp_flowplayer_ver || $force ) { |
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$sql = " |
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CREATE TABLE " . self::$db_table_name . " ( |
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id bigint(20) unsigned NOT NULL auto_increment, |
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id_player bigint(20) unsigned NOT NULL default '0', |
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meta_key varchar(255) NOT NULL, |
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meta_value longtext NOT NULL, |
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PRIMARY KEY (id), |
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KEY id_player (id_player), |
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KEY meta_key (meta_key(191)) |
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)" . $wpdb->get_charset_collate() . ";"; |
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require_once( ABSPATH . 'wp-admin/includes/upgrade.php' ); |
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$res = dbDelta( $sql ); |
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$fv_fp->_set_option('player_meta_model_db_checked', $fv_wp_flowplayer_ver); |
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} |
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|
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return $res; |
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} |
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|
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/** |
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* Makes this meta data object linked to a record in database. |
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* Used for player preview purposes. |
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* |
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* @param int $id The DB ID to which we'll link this meta data record. |
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* @param bool $id_is_player If true, link to an actual player ID will be made. |
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*/ |
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public function link2db($id, $id_is_player = false) { |
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if (!$id_is_player) { |
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$this->id = (int) $id; |
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} else { |
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$this->id_player = (int) $id; |
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} |
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} |
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|
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/** |
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* FV_Player_Db_Player_Meta constructor. |
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* |
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* @param int $id ID of player meta data to load data from the DB for. |
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* @param array $options Options for a newly created player meta data that will be stored in a DB. |
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* @param FV_Player_Db $DB_Cache Instance of the DB shortcode global object that handles caching |
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* of videos, players and their meta data. |
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* |
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* @throws Exception When no valid ID nor options are provided. |
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*/ |
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function __construct($id, $options = array(), $DB_Cache = null) { |
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global $wpdb; |
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|
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if ($DB_Cache) { |
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self::$DB_Instance = $DB_Cache; |
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} else { |
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global $FV_Player_Db; |
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self::$DB_Instance = $DB_Cache = $FV_Player_Db; |
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} |
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|
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self::initDB(); |
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$multiID = is_array($id); |
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|
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// don't load anything, if we've only created this instance |
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// to initialize the database (this comes from list-table.php and unit tests) |
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if ($id === -1) { |
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return; |
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} |
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|
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// check whether we're not trying to load data for a single player |
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// rather than meta data by its own ID |
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$load_for_player = false; |
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$force_cache_update = false; |
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|
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// first, check if we're not trying to search for a meta item from the database |
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if (is_array($options) && count($options) && !empty($options['meta_find_player'])) { |
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$db_data = $wpdb->get_row( |
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$wpdb->prepare( |
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"SELECT id_player FROM `{$wpdb->prefix}fv_player_playermeta` WHERE meta_key = %s AND meta_value = %s", |
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$options['meta_find_player']['key'], |
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$options['meta_find_player']['value'] |
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), |
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ARRAY_A |
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); |
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|
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unset($options['meta_find_player']); |
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|
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// DB data found, load meta data for the player |
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if (isset($db_data) && $db_data !== -1 && is_array($db_data) && count($db_data)) { |
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$options['id_player'] = array($db_data['id_player']); |
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} |
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} |
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|
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if (is_array($options) && count($options) && isset($options['id_player']) && is_array($options['id_player'])) { |
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$load_for_player = true; |
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$multiID = true; |
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$id = $options['id_player']; |
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// reset this, so we don't try to create a new record below |
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$options = array(); |
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} |
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|
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// if we've got options, fill them in instead of querying the DB, |
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// since we're storing new player meta data into the DB in such case |
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if (is_array($options) && count($options)) { |
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foreach ($options as $key => $value) { |
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if (property_exists($this, $key)) { |
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if ($key !== 'id') { |
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$this->$key = FV_Player_Db::sanitize( $value ); |
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} |
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} else { |
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// generate warning |
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trigger_error('Unknown property for new DB player meta data item: ' . $key); |
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} |
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} |
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} else if ($multiID || (is_numeric($id) && $id > 0)) { |
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/* @var $cache FV_Player_Db_Player_Meta[] */ |
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$cache = ($DB_Cache ? $DB_Cache->getPlayerMetaCache() : array()); |
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$all_cached = false; |
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$some_meta_exist = false; |
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|
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// no options, load data from DB |
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if ($multiID) { |
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$query_ids = array(); |
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|
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// make sure we have numeric IDs and that they're not cached yet |
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$is_cached = false; |
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foreach ($id as $id_key => $id_value) { |
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if ($load_for_player) { |
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$is_cached = isset($cache[$id_value]); |
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$some_meta_exist = ($is_cached ? count($cache[$id_value]) : false); |
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} else { |
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// run through all the cached data and check |
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// whether our meta data ID was not cached yet |
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foreach ($cache as $player_meta) { |
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if (isset($player_meta[$id_value])) { |
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$is_cached = true; |
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$some_meta_exist = (count($player_meta[$id_value]) ? true : false); |
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} |
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} |
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} |
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|
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// select from DB if not cached yet |
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if (!$is_cached) { |
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$query_ids[ $id_key ] = $id_value; |
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} |
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|
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$id[$id_key] = (int) $id_value; |
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} |
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|
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if (count($query_ids)) { |
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// load multiple player metas via their IDs but a single query and return their values |
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$placeholders = implode( ', ', array_fill( 0, count( $query_ids ), '%d' ) ); |
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|
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if ( $load_for_player ) { |
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$meta_data = $wpdb->get_results( |
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$wpdb->prepare( |
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// $placeholders is a string of %d created above |
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// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare |
| 265 |
"SELECT * FROM `{$wpdb->prefix}fv_player_playermeta` WHERE id_player IN( $placeholders )", |
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$query_ids |
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) |
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); |
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|
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} else { |
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$meta_data = $wpdb->get_results( |
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$wpdb->prepare( |
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// $placeholders is a string of %d created above |
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// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared,WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare |
| 275 |
"SELECT * FROM `{$wpdb->prefix}fv_player_playermeta` WHERE id IN( $placeholders )", |
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$query_ids |
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) |
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); |
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} |
| 280 |
|
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// run through all of the meta data and |
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// fill the ones that were not found with blank arrays |
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// for cache-filling purposes |
| 284 |
if (!is_array($meta_data)) { |
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$meta_data = array(); |
| 286 |
} |
| 287 |
|
| 288 |
foreach ($query_ids as $q_id) { |
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$meta_found = false; |
| 290 |
foreach ($meta_data as $m_data) { |
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if (($load_for_player && $m_data->id_player == $q_id) || (!$load_for_player && $m_data->id == $q_id)) { |
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$meta_found = true; |
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break; |
| 294 |
} |
| 295 |
} |
| 296 |
|
| 297 |
// if we have no meta data for the requested ID, |
| 298 |
// fill it with an empty array |
| 299 |
if (!$meta_found) { |
| 300 |
$force_cache_update = true; |
| 301 |
|
| 302 |
if ($load_for_player) { |
| 303 |
// for player, create an empty array with no meta |
| 304 |
$cache[$q_id] = array(); |
| 305 |
} else { |
| 306 |
// for a single meta, initialize it with null value |
| 307 |
// on a 0-id player (which obviously cannot exist, |
| 308 |
// so we can use it for cache-checking purposes) |
| 309 |
$cache[0][$q_id] = null; |
| 310 |
} |
| 311 |
} |
| 312 |
} |
| 313 |
} else { |
| 314 |
$all_cached = true; |
| 315 |
} |
| 316 |
} else { |
| 317 |
$is_cached = false; |
| 318 |
if ($load_for_player) { |
| 319 |
$is_cached = isset($cache[$id]); |
| 320 |
$some_meta_exist = ($is_cached ? count($cache[$id]) : false); |
| 321 |
} else { |
| 322 |
// run through all the cached data and check |
| 323 |
// whether our meta data ID was not cached yet |
| 324 |
foreach ($cache as $player_id => $player_meta) { |
| 325 |
if (isset($player_meta[$id])) { |
| 326 |
$is_cached = true; |
| 327 |
$some_meta_exist = is_array( $player_meta[ $id ] ) && count( $player_meta[ $id ] ) ? true : false; |
| 328 |
} |
| 329 |
} |
| 330 |
} |
| 331 |
|
| 332 |
if (!$is_cached) { |
| 333 |
// load a single player meta data record |
| 334 |
$meta_data = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM `{$wpdb->prefix}fv_player_playermeta` WHERE id = %d", $id ) ); |
| 335 |
|
| 336 |
// run through all of the meta data and |
| 337 |
// fill the ones that were not found with blank arrays |
| 338 |
// for cache-filling purposes |
| 339 |
if (!is_array($meta_data)) { |
| 340 |
$meta_data = array(); |
| 341 |
} |
| 342 |
|
| 343 |
$meta_found = false; |
| 344 |
foreach ($meta_data as $m_data) { |
| 345 |
if (($load_for_player && $m_data->id_player == $id) || (!$load_for_player && $m_data->id == $id)) { |
| 346 |
$meta_found = true; |
| 347 |
break; |
| 348 |
} |
| 349 |
} |
| 350 |
|
| 351 |
// if we have no meta data for the requested ID, |
| 352 |
// fill it with an empty array |
| 353 |
if (!$meta_found) { |
| 354 |
$force_cache_update = true; |
| 355 |
|
| 356 |
if ($load_for_player) { |
| 357 |
// for player, create an empty array with no meta |
| 358 |
$cache[$id] = array(); |
| 359 |
} else { |
| 360 |
// for a single meta, initialize it with null value |
| 361 |
// on a 0-id player (which obviously cannot exist, |
| 362 |
// so we can use it for cache-checking purposes) |
| 363 |
$cache[0][$id] = null; |
| 364 |
} |
| 365 |
} |
| 366 |
} else { |
| 367 |
$all_cached = true; |
| 368 |
} |
| 369 |
} |
| 370 |
|
| 371 |
if (isset($meta_data) && $meta_data && count($meta_data)) { |
| 372 |
// single ID, just populate our own data |
| 373 |
if (!$multiID) { |
| 374 |
// fill-in our internal variables, as they have the same name as DB fields (ORM baby!) |
| 375 |
foreach ( $meta_data as $key => $value ) { |
| 376 |
$this->$key = FV_Player_Db::sanitize( $value ); |
| 377 |
} |
| 378 |
|
| 379 |
// cache this meta in DB object |
| 380 |
if ($DB_Cache) { |
| 381 |
$cache[$this->id_player][$this->id] = $this; |
| 382 |
} |
| 383 |
} else { |
| 384 |
// multiple IDs, create new player meta objects for each of them except the first one, |
| 385 |
// for which we'll use this instance |
| 386 |
$first_done = false; |
| 387 |
foreach ($meta_data as $db_record) { |
| 388 |
if (!$first_done) { |
| 389 |
// fill-in our internal variables |
| 390 |
foreach ( $db_record as $key => $value ) { |
| 391 |
$this->$key = FV_Player_Db::sanitize( $value ); |
| 392 |
} |
| 393 |
|
| 394 |
$first_done = true; |
| 395 |
|
| 396 |
// cache this meta in DB object |
| 397 |
if ($DB_Cache) { |
| 398 |
$cache[$db_record->id_player][$this->id] = $this; |
| 399 |
} |
| 400 |
} else { |
| 401 |
// create a new player meta object and populate it with DB values |
| 402 |
$record_id = $db_record->id; |
| 403 |
// if we don't unset this, we'll get warnings |
| 404 |
unset($db_record->id); |
| 405 |
|
| 406 |
if ($DB_Cache && !$DB_Cache->isPlayerMetaCached($db_record->id_player, $record_id)) { |
| 407 |
$player_meta_object = new FV_Player_Db_Player_Meta( null, get_object_vars( $db_record ), $DB_Cache ); |
| 408 |
$player_meta_object->link2db( $record_id ); |
| 409 |
|
| 410 |
// cache this meta in DB object |
| 411 |
if ( $DB_Cache ) { |
| 412 |
$cache[ $db_record->id_player ][ $record_id ] = $player_meta_object; |
| 413 |
} |
| 414 |
} |
| 415 |
} |
| 416 |
} |
| 417 |
} |
| 418 |
} else if ($all_cached && $some_meta_exist) { |
| 419 |
// fill the data for this class with data of the cached class |
| 420 |
if ($multiID) { |
| 421 |
$cached_meta = reset($id); |
| 422 |
} else { |
| 423 |
$cached_meta = $id; |
| 424 |
} |
| 425 |
|
| 426 |
// find the meta in cache and reassign $cached_meta |
| 427 |
foreach ($cache as $player_id => $player) { |
| 428 |
if ($load_for_player && $player_id == $cached_meta ) { |
| 429 |
// load first meta for the requested player |
| 430 |
$cached_meta = reset( $player ); |
| 431 |
break; |
| 432 |
} else if (!$load_for_player && isset($player[$cached_meta])) { |
| 433 |
$cached_meta = $player[$cached_meta]; |
| 434 |
break; |
| 435 |
} |
| 436 |
} |
| 437 |
|
| 438 |
// $cached_meta will remain numeric if there are no meta data in the database |
| 439 |
if ($cached_meta instanceof FV_Player_Db_Player_Meta) { |
| 440 |
foreach ( $cached_meta->getAllDataValues() as $key => $value ) { |
| 441 |
$this->$key = FV_Player_Db::sanitize( $value ); |
| 442 |
} |
| 443 |
} |
| 444 |
} else { |
| 445 |
$this->is_valid = false; |
| 446 |
} |
| 447 |
} |
| 448 |
|
| 449 |
// update cache, if changed |
| 450 |
if (isset($cache) && ($force_cache_update || !isset($all_cached) || !$all_cached)) { |
| 451 |
self::$DB_Instance->setPlayerMetaCache($cache); |
| 452 |
} |
| 453 |
} |
| 454 |
|
| 455 |
/** |
| 456 |
* Returns all options data for this player meta object. |
| 457 |
* |
| 458 |
* @return array Returns all options data for this player meta object. |
| 459 |
*/ |
| 460 |
public function getAllDataValues() { |
| 461 |
$data = array(); |
| 462 |
foreach (get_object_vars($this) as $property => $value) { |
| 463 |
if ($property != 'is_valid' && $property != 'db_table_name' && $property != 'DB_Instance') { |
| 464 |
$data[$property] = $value; |
| 465 |
} |
| 466 |
} |
| 467 |
|
| 468 |
return $data; |
| 469 |
} |
| 470 |
|
| 471 |
/** |
| 472 |
* Stores new player meta data item or updates and existing one |
| 473 |
* in the database. |
| 474 |
* |
| 475 |
* @return bool|int Returns record ID if successful, false otherwise. |
| 476 |
*/ |
| 477 |
public function save() { |
| 478 |
global $wpdb; |
| 479 |
|
| 480 |
$is_update = ($this->id ? true : false); |
| 481 |
$data_values = array(); |
| 482 |
|
| 483 |
foreach (get_object_vars($this) as $property => $value) { |
| 484 |
if ($property != 'id' && $property != 'is_valid' && $property != 'db_table_name' && $property != 'DB_Instance') { |
| 485 |
$data_values[ $property ] = $value; |
| 486 |
} |
| 487 |
} |
| 488 |
|
| 489 |
if ($is_update) { |
| 490 |
$wpdb->update( self::$db_table_name, $data_values, array( 'id' => $this->id ) ); |
| 491 |
|
| 492 |
} else { |
| 493 |
$wpdb->insert( self::$db_table_name, $data_values ); |
| 494 |
} |
| 495 |
|
| 496 |
if (!$is_update) { |
| 497 |
$this->id = $wpdb->insert_id; |
| 498 |
} |
| 499 |
|
| 500 |
if (!$wpdb->last_error) { |
| 501 |
// add this meta into cache |
| 502 |
$cache = self::$DB_Instance->getPlayerMetaCache(); |
| 503 |
$cache[$this->id_player][$this->id] = $this; |
| 504 |
self::$DB_Instance->setPlayerMetaCache($cache); |
| 505 |
|
| 506 |
return $this->id; |
| 507 |
} else { |
| 508 |
/*var_export($wpdb->last_error); |
| 509 |
var_export($wpdb->last_query);*/ |
| 510 |
return false; |
| 511 |
} |
| 512 |
} |
| 513 |
|
| 514 |
/** |
| 515 |
* Prepares this class' properties for export |
| 516 |
* and returns them in an associative array. |
| 517 |
* |
| 518 |
* @return array Returns an associative array of this class' properties and their values. |
| 519 |
*/ |
| 520 |
public function export() { |
| 521 |
$export_data = array(); |
| 522 |
foreach (get_object_vars($this) as $property => $value) { |
| 523 |
if ($property != 'id' && $property != 'id_player' && $property != 'is_valid' && $property != 'db_table_name' && $property != 'DB_Instance') { |
| 524 |
$export_data[$property] = $value; |
| 525 |
} |
| 526 |
} |
| 527 |
|
| 528 |
return $export_data; |
| 529 |
} |
| 530 |
|
| 531 |
|
| 532 |
/** |
| 533 |
* Removes meta data instance from the database. |
| 534 |
* |
| 535 |
* @return bool Returns true if the delete was successful, false otherwise. |
| 536 |
*/ |
| 537 |
public function delete() { |
| 538 |
// not a DB meta? no delete |
| 539 |
if (!$this->is_valid) { |
| 540 |
return false; |
| 541 |
} |
| 542 |
|
| 543 |
global $wpdb; |
| 544 |
|
| 545 |
$wpdb->delete(self::$db_table_name, array('id' => $this->id)); |
| 546 |
|
| 547 |
if (!$wpdb->last_error) { |
| 548 |
// remove this meta from cache |
| 549 |
$cache = self::$DB_Instance->getPlayerMetaCache(); |
| 550 |
if (isset($cache[$this->id_player][$this->id])) { |
| 551 |
unset($cache[$this->id_player][$this->id]); |
| 552 |
self::$DB_Instance->setPlayerMetaCache($cache); |
| 553 |
} |
| 554 |
|
| 555 |
return true; |
| 556 |
} else { |
| 557 |
/*var_export($wpdb->last_error); |
| 558 |
var_export($wpdb->last_query);*/ |
| 559 |
return false; |
| 560 |
} |
| 561 |
} |
| 562 |
} |
| 563 |
|
