2019-12-10 10:53:31 +01:00
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<?php
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/**
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* Created by PhpStorm.
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* User: Andrey Mistulov
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* Company: Aristos
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* Date: 14.03.2017
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* Time: 15:25
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*/
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namespace Prowebcraft;
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/**
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* Class Data
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* @package Aristos
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*/
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class JsonDb extends \Prowebcraft\Dot
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{
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protected $db = '';
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protected $data = null;
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protected $config = [];
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2024-04-05 16:34:01 +02:00
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// Tentative d'encodage après échec
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2024-04-05 09:20:34 +02:00
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const MAX_JSON_ENCODE_ATTEMPTS = 5;
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2024-04-05 16:34:01 +02:00
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// Tentative d'écriture après échec
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2024-04-05 09:20:34 +02:00
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const MAX_FILE_WRITE_ATTEMPTS = 5;
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// Délais entre deux tentaives
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const RETRY_DELAY_SECONDS = 1;
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2019-12-10 10:53:31 +01:00
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public function __construct($config = [])
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{
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$this->config = array_merge([
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2020-12-25 20:15:56 +01:00
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'name' => 'data.json',
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2022-04-08 14:23:58 +02:00
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'backup' => false,
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'dir' => getcwd()
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2019-12-10 10:53:31 +01:00
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], $config);
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$this->loadData();
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parent::__construct();
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}
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2022-04-08 11:42:11 +02:00
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/**
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* Reload data from file
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* @return $this
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*/
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public function reload()
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{
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$this->loadData(true);
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return $this;
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}
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2019-12-10 10:53:31 +01:00
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/**
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* Set value or array of values to path
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*
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* @param mixed $key Path or array of paths and values
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* @param mixed|null $value Value to set if path is not an array
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2022-04-08 11:42:11 +02:00
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* @param bool $save Save data to database
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2019-12-10 10:53:31 +01:00
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* @return $this
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*/
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public function set($key, $value = null, $save = true)
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{
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parent::set($key, $value);
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2023-03-02 21:07:25 +01:00
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if ($save)
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$this->save();
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2019-12-10 10:53:31 +01:00
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return $this;
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}
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/**
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* Add value or array of values to path
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*
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2022-04-08 11:42:11 +02:00
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* @param mixed $key Path or array of paths and values
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2019-12-10 10:53:31 +01:00
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* @param mixed|null $value Value to set if path is not an array
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2022-04-08 11:42:11 +02:00
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* @param boolean $pop Helper to pop out last key if value is an array
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* @param bool $save Save data to database
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2019-12-10 10:53:31 +01:00
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* @return $this
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*/
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public function add($key, $value = null, $pop = false, $save = true)
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{
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parent::add($key, $value, $pop);
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2023-03-02 21:07:25 +01:00
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if ($save)
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$this->save();
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2019-12-10 10:53:31 +01:00
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return $this;
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}
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/**
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* Delete path or array of paths
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*
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2022-04-08 11:42:11 +02:00
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* @param mixed $key Path or array of paths to delete
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* @param bool $save Save data to database
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* @return $thisurn $this
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2019-12-10 10:53:31 +01:00
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*/
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public function delete($key, $save = true)
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{
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parent::delete($key);
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2023-03-02 21:07:25 +01:00
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if ($save)
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$this->save();
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2019-12-10 10:53:31 +01:00
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return $this;
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}
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/**
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* Delete all data, data from path or array of paths and
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* optionally format path if it doesn't exist
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*
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* @param mixed|null $key Path or array of paths to clean
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2022-04-08 11:42:11 +02:00
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* @param boolean $format Format option
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* @param bool $save Save data to database
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2019-12-10 10:53:31 +01:00
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* @return $this
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*/
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public function clear($key = null, $format = false, $save = true)
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{
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parent::clear($key, $format);
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2023-03-02 21:07:25 +01:00
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if ($save)
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$this->save();
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2019-12-10 10:53:31 +01:00
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return $this;
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}
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/**
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2022-04-08 11:42:11 +02:00
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* Local database upload
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* @param bool $reload Reboot data?
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2019-12-10 10:53:31 +01:00
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* @return array|mixed|null
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*/
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2023-03-02 21:07:25 +01:00
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protected function loadData($reload = false)
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{
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2019-12-10 10:53:31 +01:00
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if ($this->data === null || $reload) {
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2023-04-26 21:40:09 +02:00
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$this->db = $this->config['dir'] . $this->config['name'];
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2019-12-10 10:53:31 +01:00
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if (!file_exists($this->db)) {
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2022-04-08 14:23:58 +02:00
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return null; // Rebuild database manage by CMS
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2022-03-27 18:13:43 +02:00
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} else {
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if ($this->config['backup']) {
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2023-03-02 21:07:25 +01:00
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try {
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copy($this->config['dir'] . DIRECTORY_SEPARATOR . $this->config['name'], $this->config['dir'] . DIRECTORY_SEPARATOR . $this->config['name'] . '.backup');
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} catch (\Exception $e) {
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2024-03-30 09:16:31 +01:00
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error_log('Erreur de chargement : ' . $e);
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exit('Erreur de chargement : ' . $e);
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2023-03-02 21:07:25 +01:00
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}
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2019-12-10 10:53:31 +01:00
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}
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}
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2022-03-27 18:13:43 +02:00
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$this->data = json_decode(file_get_contents($this->db), true);
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2024-04-03 12:56:06 +02:00
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if (!$this->data === null) {
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throw new \InvalidArgumentException('Database file ' . $this->db
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. ' contains invalid json object. Please validate or remove file');
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2022-03-27 18:13:43 +02:00
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}
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2019-12-10 10:53:31 +01:00
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}
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return $this->data;
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}
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/**
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2022-04-08 14:23:58 +02:00
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* Save database
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2019-12-10 10:53:31 +01:00
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*/
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2023-03-02 21:07:25 +01:00
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public function save()
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{
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2024-04-09 17:23:26 +02:00
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// Encode les données au format JSON avec les options spécifiées
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$encoded_data = json_encode($this->data, JSON_UNESCAPED_UNICODE | JSON_FORCE_OBJECT | JSON_PRETTY_PRINT);
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2024-04-05 09:20:34 +02:00
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2024-04-09 17:23:26 +02:00
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// Vérifie la longueur de la chaîne JSON encodée
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$encoded_length = strlen($encoded_data);
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// Initialise le compteur de tentatives
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$attempt = 0;
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// Tente d'encoder les données en JSON et de les sauvegarder jusqu'à 5 fois en cas d'échec
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while ($attempt < 5) {
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// Essaye d'écrire les données encodées dans le fichier de base de données
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$write_result = file_put_contents($this->db, $encoded_data, LOCK_EX); // Les utilisateurs multiples obtiennent un verrou
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// Vérifie si l'écriture a réussi
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if ($write_result === $encoded_length) {
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// Sort de la boucle si l'écriture a réussi
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break;
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2023-02-01 21:16:55 +01:00
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}
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2024-04-05 09:20:34 +02:00
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2024-04-09 17:23:26 +02:00
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// Incrémente le compteur de tentatives
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$attempt++;
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// Attente
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sleep(1);
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2023-02-01 21:16:55 +01:00
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}
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2024-04-09 17:23:26 +02:00
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// Vérifie si l'écriture a échoué même après plusieurs tentatives
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if ($write_result !== $encoded_length) {
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// Enregistre un message d'erreur dans le journal des erreurs
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error_log('Erreur d\'écriture, les données n\'ont pas été sauvegardées.');
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// Affiche un message d'erreur et termine le script
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exit('Erreur d\'écriture, les données n\'ont pas été sauvegardées.');
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2023-02-01 21:16:55 +01:00
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}
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2019-12-10 10:53:31 +01:00
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}
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2023-03-02 21:07:25 +01:00
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}
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