forked from Wavyzz/dolibarr
109 lines
2.9 KiB
PHP
109 lines
2.9 KiB
PHP
<?php
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/*
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* This file is part of the DebugBar package.
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*
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* (c) 2013 Maxime Bouroumeau-Fuseau
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace DebugBar\Storage;
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/**
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* Stores collected data into files
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*/
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class FileStorage implements StorageInterface
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{
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protected $dirname;
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/**
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* @param string $dirname Directories where to store files
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*/
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public function __construct($dirname)
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{
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$this->dirname = rtrim($dirname, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR;
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}
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public function save($id, $data)
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{
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if (!file_exists($this->dirname)) {
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mkdir($this->dirname, 0777, true);
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}
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file_put_contents($this->makeFilename($id), json_encode($data));
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}
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public function get($id)
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{
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return json_decode(file_get_contents($this->makeFilename($id)), true);
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}
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public function find(array $filters = array(), $max = 20, $offset = 0)
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{
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//Loop through all .json files and remember the modified time and id.
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$files = array();
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foreach (new \DirectoryIterator($this->dirname) as $file) {
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if ($file->getExtension() == 'json') {
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$files[] = array(
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'time' => $file->getMTime(),
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'id' => $file->getBasename('.json')
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);
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}
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}
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//Sort the files, newest first
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usort($files, function ($a, $b) {
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return $a['time'] < $b['time'];
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});
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//Load the metadata and filter the results.
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$results = array();
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$i = 0;
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foreach ($files as $file) {
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//When filter is empty, skip loading the offset
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if ($i++ < $offset && empty($filters)) {
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$results[] = null;
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continue;
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}
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$data = $this->get($file['id']);
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$meta = $data['__meta'];
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unset($data);
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if ($this->filter($meta, $filters)) {
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$results[] = $meta;
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}
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if (count($results) >= ($max + $offset)) {
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break;
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}
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}
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return array_slice($results, $offset, $max);
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}
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/**
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* Filter the metadata for matches.
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*/
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protected function filter($meta, $filters)
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{
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foreach ($filters as $key => $value) {
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if (!isset($meta[$key]) || fnmatch($value, $meta[$key]) === false) {
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return false;
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}
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}
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return true;
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}
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public function clear()
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{
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foreach (new \DirectoryIterator($this->dirname) as $file) {
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if (substr($file->getFilename(), 0, 1) !== '.') {
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unlink($file->getPathname());
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}
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}
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}
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public function makeFilename($id)
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{
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return $this->dirname . basename($id). ".json";
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}
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}
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