<?php
namespace Friendica\Core;
+
+use dbm;
+
/**
* @file include/Core/PConfig.php
* @brief contains the class with methods for the management
*/
class PConfig {
+ private static $in_db;
+
/**
* @brief Loads all configuration values of a user's config family into a cached storage.
*
* @return void
*/
public static function load($uid, $family) {
- global $a;
+ $a = get_app();
$r = q("SELECT `v`,`k` FROM `pconfig` WHERE `cat` = '%s' AND `uid` = %d ORDER BY `cat`, `k`, `id`",
dbesc($family),
intval($uid)
);
- if (count($r)) {
+ if (dbm::is_result($r)) {
foreach ($r as $rr) {
$k = $rr['k'];
$a->config[$uid][$family][$k] = $rr['v'];
+ self::$in_db[$uid][$family][$k] = true;
}
} else if ($family != 'config') {
// Negative caching
*/
public static function get($uid, $family, $key, $default_value = null, $refresh = false) {
- global $a;
+ $a = get_app();
if (!$refresh) {
// Looking if the whole family isn't set
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] = $val;
+ self::$in_db[$uid][$family][$key] = true;
return $val;
} else {
$a->config[$uid][$family][$key] = '!<unset>!';
+ self::$in_db[$uid][$family][$key] = false;
+
+ return $default_value;
}
- return $default_value;
}
/**
*/
public static function set($uid, $family, $key, $value) {
- global $a;
+ $a = get_app();
- $stored = self::get($uid, $family, $key);
+ // We store our setting values in a string variable.
+ // So we have to do the conversion here so that the compare below works.
+ // The exception are array values.
+ $dbvalue = (!is_array($value) ? (string)$value : $value);
- if ($stored == $value) {
+ $stored = self::get($uid, $family, $key, null, true);
+
+ if (($stored === $dbvalue) AND self::$in_db[$uid][$family][$key]) {
return true;
}
- // manage array value
- $dbvalue = (is_array($value) ? serialize($value):$value);
+ $a->config[$uid][$family][$key] = $dbvalue;
- $a->config[$uid][$family][$key] = $value;
+ // manage array value
+ $dbvalue = (is_array($value) ? serialize($value) : $dbvalue);
- if (is_null($stored)) {
+ if (is_null($stored) OR !self::$in_db[$uid][$family][$key]) {
$ret = q("INSERT INTO `pconfig` (`uid`, `cat`, `k`, `v`) VALUES (%d, '%s', '%s', '%s') ON DUPLICATE KEY UPDATE `v` = '%s'",
intval($uid),
dbesc($family),
}
if ($ret) {
+ self::$in_db[$uid][$family][$key] = true;
return $value;
}
return $ret;
*/
public static function delete($uid,$family,$key) {
- global $a;
+ $a = get_app();
if (x($a->config[$uid][$family], $key)) {
unset($a->config[$uid][$family][$key]);
+ unset(self::$in_db[$uid][$family][$key]);
}
$ret = q("DELETE FROM `pconfig` WHERE `uid` = %d AND `cat` = '%s' AND `k` = '%s'",