139 lines
3.9 KiB
PHP
139 lines
3.9 KiB
PHP
<?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 $config = [];
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public function __construct($config = [])
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{
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$this->config = array_merge([
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'name' => 'data.json',
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'backup' => 5,
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'dir' => getcwd(),
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'template' => getcwd() . DIRECTORY_SEPARATOR . 'data.template.json'
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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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/**
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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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* @param bool $save Сохранить данные в базу
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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, $value);
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if ($save) $this->save();
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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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* @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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* @param boolean $pop Helper to pop out last key if value is an array
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* @param bool $save Сохранить данные в базу
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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, $pop);
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if ($save) $this->save();
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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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* @param mixed $key Path or array of paths to delete
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* @param bool $save Сохранить данные в базу
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* @return $this
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*/
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public function delete($key, $save = true)
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{
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parent::delete($key);
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if ($save) $this->save();
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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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* @param boolean $format Format option
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* @param bool $save Сохранить данные в базу
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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, $format);
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if ($save) $this->save();
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return $this;
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}
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/**
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* Загрузка локальной базы данных
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* @param bool $reload
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* Перезагрузить данные?
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* @return array|mixed|null
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*/
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protected function loadData($reload = false) {
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if ($this->data === null || $reload) {
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$this->db = $this->config['dir'] . DIRECTORY_SEPARATOR . $this->config['name'];
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if (!file_exists($this->db)) {
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$templateFile = $this->config['template'];
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if (file_exists($templateFile)) {
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copy($templateFile, $this->db);
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} else {
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file_put_contents($this->db, '{}');
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}
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} else {
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if ($this->config['backup']) {
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try {
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//todo make backup of database
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} catch (\Exception $e) {
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}
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}
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}
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$this->data = json_decode(file_get_contents($this->db), true);
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if (!$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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}
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}
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return $this->data;
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}
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/**
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* Сохранение в локальную базу
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*/
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public function save() {
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file_put_contents($this->db, json_encode($this->data, JSON_UNESCAPED_UNICODE|JSON_PRETTY_PRINT));
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}
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}
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