138 lines
3.6 KiB
PHP
138 lines
3.6 KiB
PHP
<?php
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class Config
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{
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public $file = null;
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public $config = null;
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public function __construct()
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{
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$this->_checkPHPVersion(5.3);
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$this->file = __DIR__.'/../../conf/esm.config.json';
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if (!file_exists($this->file))
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throw new \Exception('Config file '.basename($this->file).' not found');
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$this->_readFile();
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}
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private function _readFile()
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{
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$content = file_get_contents($this->file);
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$this->config = json_decode(utf8_encode($content), true);
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if ($this->config == null && json_last_error() != JSON_ERROR_NONE)
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{
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throw new \LogicException(sprintf("Failed to parse config file '%s'. Error: '%s'", basename($this->file) , json_last_error_msg()));
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}
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}
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/**
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* Returns a specific config variable
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* Ex : get('ping:hosts')
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*/
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public function get($var)
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{
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$tab = $this->config;
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$explode = explode(':', $var);
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foreach ($explode as $vartmp)
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{
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if (isset($tab[$vartmp]))
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{
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$tab = $tab[$vartmp];
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}
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}
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// return $tab == $this->config ? null : $tab;
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return $tab;
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}
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/**
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* Returns all config variables
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*/
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public function getAll()
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{
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return $this->config;
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}
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/**
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* Checks the PHP version compared to the required version
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*/
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private function _checkPHPVersion($min)
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{
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if (!version_compare(phpversion(), $min, '>='))
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throw new \Exception('Your PHP version is too old ! PHP '.$min.' is required.');
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return true;
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}
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/**
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* Checks if there is an eSM`Web update available
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*/
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public function checkUpdate()
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{
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if ($this->get('esm:check_updates') === false)
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return null;
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$response = null;
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$this_version = $this->get('esm:version');
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$update_url = $this->get('esm:website').'/esm-web/update/'.$this_version;
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if (!function_exists('curl_version'))
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{
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$tmp = @file_get_contents($update_url);
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$response = json_decode($tmp, true);
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}
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else
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{
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$curl = curl_init();
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curl_setopt_array($curl, array(
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CURLOPT_CONNECTTIMEOUT => 10,
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_SSL_VERIFYPEER => false,
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CURLOPT_TIMEOUT => 60,
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CURLOPT_USERAGENT => 'eZ Server Monitor `Web',
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CURLOPT_URL => $update_url,
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));
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$response = json_decode(curl_exec($curl), true);
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curl_close($curl);
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}
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if (!is_null($response) && !empty($response))
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{
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if (is_null($response['error']))
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{
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return $response['datas'];
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}
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}
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}
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}
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// PHP 5.5.0
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if (!function_exists('json_last_error_msg'))
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{
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function json_last_error_msg()
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{
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static $errors = array(
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JSON_ERROR_NONE => null,
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JSON_ERROR_DEPTH => 'Maximum stack depth exceeded',
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JSON_ERROR_STATE_MISMATCH => 'Underflow or the modes mismatch',
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JSON_ERROR_CTRL_CHAR => 'Unexpected control character found',
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JSON_ERROR_SYNTAX => 'Syntax error, malformed JSON',
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JSON_ERROR_UTF8 => 'Malformed UTF-8 characters, possibly incorrectly encoded'
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);
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$error = json_last_error();
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return array_key_exists($error, $errors) ? $errors[$error] : "Unknown error ({$error})";
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}
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} |