mirror of
https://github.com/friendica/friendica
synced 2025-03-28 11:21:26 +00:00
102 lines
2.3 KiB
PHP
102 lines
2.3 KiB
PHP
<?php
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namespace Friendica\Core\Config;
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use dba;
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use Exception;
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use Friendica\BaseObject;
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require_once 'include/dba.php';
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/**
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* Preload PConfigAdapter
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*
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* Minimize the number of database queries to retrieve configuration values at the cost of memory.
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*
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* @author Hypolite Petovan <mrpetovan@gmail.com>
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*/
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class PreloadPConfigAdapter extends BaseObject implements IPConfigAdapter
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{
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private $config_loaded = false;
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public function __construct($uid)
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{
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$this->load($uid, 'config');
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}
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public function load($uid, $family)
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{
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if ($this->config_loaded) {
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return;
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}
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$a = self::getApp();
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$pconfigs = dba::select('pconfig', ['cat', 'v', 'k'], ['uid' => $uid]);
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while ($pconfig = dba::fetch($pconfigs)) {
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$cat = $pconfig['cat'];
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$k = $pconfig['k'];
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$value = (preg_match("|^a:[0-9]+:{.*}$|s", $pconfig['v']) ? unserialize($pconfig['v']) : $pconfig['v']);
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$a->config[$uid][$cat][$k] = $value;
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}
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dba::close($pconfigs);
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$this->config_loaded = true;
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}
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public function get($uid, $cat, $k, $default_value = null, $refresh = false)
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{
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$a = self::getApp();
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$return = $default_value;
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if (isset($a->config[$uid][$cat][$k])) {
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$return = $a->config[$uid][$cat][$k];
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}
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return $return;
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}
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public function set($uid, $cat, $k, $value)
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{
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$a = self::getApp();
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// We store our setting values as strings.
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// So we have to do the conversion here so that the compare below works.
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// The exception are array values.
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$compare_value = !is_array($value) ? (string)$value : $value;
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if ($this->get($uid, $cat, $k) === $compare_value) {
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return true;
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}
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$a->config[$uid][$cat][$k] = $value;
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// manage array value
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$dbvalue = is_array($value) ? serialize($value) : $value;
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$result = dba::update('pconfig', ['v' => $dbvalue], ['uid' => $uid, 'cat' => $cat, 'k' => $k], true);
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if (!$result) {
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throw new Exception('Unable to store config value in [' . $uid . '][' . $cat . '][' . $k . ']');
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}
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return true;
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}
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public function delete($uid, $cat, $k)
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{
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$a = self::getApp();
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if (!isset($a->config[$uid][$cat][$k])) {
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return true;
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}
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unset($a->config[$uid][$cat][$k]);
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$result = dba::delete('pconfig', ['uid' => $uid, 'cat' => $cat, 'k' => $k]);
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return $result;
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}
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}
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