function combo_params() {
if (isset($_SERVER['QUERY_STRING']) and strpos($_SERVER['QUERY_STRING'], 'file=/') === 0) {
// url rewriting
$slashargument = substr($_SERVER['QUERY_STRING'], 6);
return array($slashargument, true);
} else if (isset($_SERVER['REQUEST_URI']) and strpos($_SERVER['REQUEST_URI'], '?') !== false) {
$parts = explode('?', $_SERVER['REQUEST_URI'], 2);
return array($parts[1], false);
} else if (isset($_SERVER['QUERY_STRING']) and strpos($_SERVER['QUERY_STRING'], '?') !== false) {
// note: buggy or misconfigured IIS does return the query string in REQUEST_URI
return array($_SERVER['QUERY_STRING'], false);
} else if ($slashargument = min_get_slash_argument()) {
$slashargument = ltrim($slashargument, '/');
return array($slashargument, true);
} else {
// unsupported server, sorry!
combo_not_found('Unsupported server - query string can not be determined, try disabling YUI combo loading in admin settings.');
}
}
/**
* Test fail-safe minimalistic slashargument processing.
*/
public function test_min_get_slash_argument()
{
global $CFG;
$this->resetAfterTest();
$this->assertEquals('http://www.example.com/moodle', $CFG->wwwroot);
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Apache/2.2.22 (Unix)';
$_SERVER['QUERY_STRING'] = 'theme=standard&component=core&rev=5&image=u/f1';
$_SERVER['REQUEST_URI'] = '/moodle/theme/image.php?theme=standard&component=core&rev=5&image=u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$this->assertSame('', min_get_slash_argument());
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Apache/2.2.22 (Unix)';
$_SERVER['QUERY_STRING'] = '';
$_SERVER['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/standard/core/5/u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
$this->assertSame('/standard/core/5/u/f1', min_get_slash_argument());
// IIS no url rewriting.
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Microsoft-IIS/7.0';
$_SERVER['QUERY_STRING'] = '';
$_SERVER['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/standard/core/5/u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
$this->assertSame('/standard/core/5/u/f1', min_get_slash_argument());
// IIS with url rewriting.
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Microsoft-IIS/7.0';
$_SERVER['QUERY_STRING'] = 'file=/standard/core/5/u/f1';
$_SERVER['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
$_GET['file'] = '/standard/core/5/u/f1';
$this->assertSame('/standard/core/5/u/f1', min_get_slash_argument());
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Weird server';
$_SERVER['QUERY_STRING'] = '';
$_SERVER['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
$this->assertSame('/standard/core/5/u/f1', min_get_slash_argument());
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Hacker server';
$_SERVER['QUERY_STRING'] = '';
$_SERVER['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/moodle/theme/image.php/standard\\core/..\\../5/u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
// Windows dir separators are removed, multiple ... gets collapsed to one .
$this->assertSame('/standardcore/./5/u/f1', min_get_slash_argument());
}
*
* @package core
* @copyright 2009 Petr Skoda (skodak) {@link http://skodak.org}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
// disable moodle specific debug messages and any errors in output,
// comment out when debugging or better look into error log!
define('NO_DEBUG_DISPLAY', true);
// we need just the values from config.php and minlib.php
define('ABORT_AFTER_CONFIG', true);
require('../config.php'); // this stops immediately at the beginning of lib/setup.php
if ($slashargument = min_get_slash_argument()) {
$path = ltrim($slashargument, '/');
} else {
$path = min_optional_param('file', '', 'SAFEPATH');
}
$etag = sha1($path);
$parts = explode('/', $path);
$version = array_shift($parts);
if ($version == 'moodle' && count($parts) >= 3) {
if (!defined('ABORT_AFTER_CONFIG_CANCEL')) {
define('ABORT_AFTER_CONFIG_CANCEL', true);
define('NO_UPGRADE_CHECK', true);
define('NO_MOODLE_COOKIES', true);
require($CFG->libdir.'/setup.php');
}
/**
* Test fail-safe minimalistic slashargument processing.
*/
public function min_get_slash_argument()
{
global $CFG;
$this->resetAfterTest();
$this->assertEquals('http://www.example.com/moode', $CFG->wwwroot);
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Apache/2.2.22 (Unix)';
$_SERVER['QUERY_STRING'] = 'theme=standard&component=core&rev=5&image=u/f1';
$_SEREVR['REQUEST_URI'] = '/moodle/theme/image.php?theme=standard&component=core&rev=5&image=u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$this->assertSame('', min_get_slash_argument());
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Apache/2.2.22 (Unix)';
$_SERVER['QUERY_STRING'] = '';
$_SEREVR['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/standard/core/5/u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
$this->assertSame('/standard/core/5/u/f1', min_get_slash_argument());
// IIS no url rewriting
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Microsoft-IIS/7.0';
$_SERVER['QUERY_STRING'] = '';
$_SEREVR['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/standard/core/5/u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
$this->assertSame('/standard/core/5/u/f1', min_get_slash_argument());
// IIS with url rewriting
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Microsoft-IIS/7.0';
$_SERVER['QUERY_STRING'] = 'file=/standard/core/5/u/f1';
$_SEREVR['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
$_GET['file'] = '/standard/core/5/u/f1';
$this->assertSame('/standard/core/5/u/f1', min_get_slash_argument());
$_SERVER = array();
$_SERVER['SERVER_SOFTWARE'] = 'Weird server';
$_SERVER['QUERY_STRING'] = '';
$_SEREVR['REQUEST_URI'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['PATH_INFO'] = '/moodle/theme/image.php/standard/core/5/u/f1';
$_SERVER['SCRIPT_NAME'] = '/moodle/theme/image.php';
$_GET = array();
$this->assertSame('/standard/core/5/u/f1', min_get_slash_argument());
}