config[$uid]. * * @param string $uid * The user_id * @param string $family * The category of the configuration value * @return void */ public static function load($uid,$family) { global $a; $r = q("SELECT `v`,`k` FROM `pconfig` WHERE `cat` = '%s' AND `uid` = %d", dbesc($family), intval($uid) ); if(count($r)) { foreach($r as $rr) { $k = $rr['k']; $a->config[$uid][$family][$k] = $rr['v']; } } else if ($family != 'config') { // Negative caching $a->config[$uid][$family] = "!!"; } } /** * @brief Get a particular user's config variable given the category name * ($family) and a key. * * Get a particular user's config value from the given category ($family) * and the $key from a cached storage in $a->config[$uid]. * * @param string $uid * The user_id * @param string $family * The category of the configuration value * @param string $key * The configuration key to query * @param mixed $default_value optional * The value to return if key is not set (default: null) * @param boolean $refresh optional * If true the config is loaded from the db and not from the cache (default: false) * @return mixed Stored value or null if it does not exist */ public static function get($uid, $family, $key, $default_value = null, $refresh = false) { global $a; if(! $refresh) { // Looking if the whole family isn't set if(isset($a->config[$uid][$family])) { if($a->config[$uid][$family] === '!!') { return $default_value; } } if(isset($a->config[$uid][$family][$key])) { if($a->config[$uid][$family][$key] === '!!') { return $default_value; } return $a->config[$uid][$family][$key]; } } $ret = q("SELECT `v` FROM `pconfig` WHERE `uid` = %d AND `cat` = '%s' AND `k` = '%s' LIMIT 1", intval($uid), dbesc($family), dbesc($key) ); if(count($ret)) { $val = (preg_match("|^a:[0-9]+:{.*}$|s", $ret[0]['v'])?unserialize( $ret[0]['v']):$ret[0]['v']); $a->config[$uid][$family][$key] = $val; return $val; } else { $a->config[$uid][$family][$key] = '!!'; } return $default_value; } /** * @brief Sets a configuration value for a user * * Stores a config value ($value) in the category ($family) under the key ($key) * for the user_id $uid. * * @note Please do not store booleans - convert to 0/1 integer values! * * @param string $uid * The user_id * @param string $family * The category of the configuration value * @param string $key * The configuration key to set * @param string $value * The value to store * @return mixed Stored $value or false */ public static function set($uid,$family,$key,$value) { global $a; // manage array value $dbvalue = (is_array($value)?serialize($value):$value); $a->config[$uid][$family][$key] = $value; $ret = q("INSERT INTO `pconfig` ( `uid`, `cat`, `k`, `v` ) VALUES ( %d, '%s', '%s', '%s' ) ON DUPLICATE KEY UPDATE `v` = '%s'", intval($uid), dbesc($family), dbesc($key), dbesc($dbvalue), dbesc($dbvalue) ); if($ret) return $value; return $ret; } /** * @brief Deletes the given key from the users's configuration. * * Removes the configured value from the stored cache in $a->config[$uid] * and removes it from the database. * * @param string $uid The user_id * @param string $family * The category of the configuration value * @param string $key * The configuration key to delete * @return mixed */ public static function delete($uid,$family,$key) { global $a; if(x($a->config[$uid][$family],$key)) unset($a->config[$uid][$family][$key]); $ret = q("DELETE FROM `pconfig` WHERE `uid` = %d AND `cat` = '%s' AND `k` = '%s'", intval($uid), dbesc($family), dbesc($key) ); return $ret; } }