1
0
Fork 0
mirror of https://github.com/YunoHost-Apps/hubzilla_ynh.git synced 2024-09-03 19:26:21 +02:00
hubzilla_ynh/sources/include/environment.php
2016-06-22 23:26:29 +05:30

68 lines
No EOL
1.9 KiB
PHP

<?php
/**
* @file include/environment.php
* @brief Functions related to system/environment tasks.
*
* This file contains some functions to check the environment/system.
*/
/**
* @brief Get some upload related limits from php.ini.
*
* This function returns values from php.ini like \b post_max_size,
* \b max_file_uploads, \b upload_max_filesize.
*
* @return array associative array
* * \e int \b post_max_size the maximum size of a complete POST in bytes
* * \e int \b upload_max_filesize the maximum size of one file in bytes
* * \e int \b max_file_uploads maximum number of files in one POST
* * \e int \b max_upload_filesize min(post_max_size, upload_max_filesize)
*/
function getPhpiniUploadLimits() {
$ret = array();
// max size of the complete POST
$ret['post_max_size'] = phpiniSizeToBytes(ini_get('post_max_size'));
// max size of one file
$ret['upload_max_filesize'] = phpiniSizeToBytes(ini_get('upload_max_filesize'));
// catch a configuration error where post_max_size < upload_max_filesize
$ret['max_upload_filesize'] = min(
$ret['post_max_size'],
$ret['upload_max_filesize']
);
// maximum number of files in one POST
$ret['max_file_uploads'] = intval(ini_get('max_file_uploads'));
return $ret;
}
/**
* @brief Parses php_ini size settings to bytes.
*
* This function parses common size setting from php.ini files to bytes.
* e.g. post_max_size = 8M ==> 8388608
*
* \note This method does not recognise other human readable formats like
* 8MB, etc.
*
* @todo Make this function more universal useable. MB, T, etc.
*
* @param string $val value from php.ini e.g. 2M, 8M
* @return int size in bytes
*/
function phpiniSizeToBytes($val) {
$val = trim($val);
$unit = strtolower($val[strlen($val)-1]);
switch($unit) {
case 'g':
$val *= 1024;
case 'm':
$val *= 1024;
case 'k':
$val *= 1024;
default:
break;
}
return (int)$val;
}