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<?php
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
class PHPUnit_Util_GlobalState
{
/**
* @var array
*/
protected static $superGlobalArrays = [
'_ENV',
'_POST',
'_GET',
'_COOKIE',
'_SERVER',
'_FILES',
'_REQUEST'
];
/**
* @var array
*/
protected static $superGlobalArraysLong = [
'HTTP_ENV_VARS',
'HTTP_POST_VARS',
'HTTP_GET_VARS',
'HTTP_COOKIE_VARS',
'HTTP_SERVER_VARS',
'HTTP_POST_FILES'
];
/**
* @return string
*/
public static function getIncludedFilesAsString()
{
return static::processIncludedFilesAsString(get_included_files());
}
/**
* @param array $files
*
* @return string
*/
public static function processIncludedFilesAsString(array $files)
{
$blacklist = new PHPUnit_Util_Blacklist;
$prefix = false;
$result = '';
if (defined('__PHPUNIT_PHAR__')) {
$prefix = 'phar://' . __PHPUNIT_PHAR__ . '/';
}
for ($i = count($files) - 1; $i > 0; $i--) {
$file = $files[$i];
if ($prefix !== false && strpos($file, $prefix) === 0) {
continue;
}
// Skip virtual file system protocols
if (preg_match('/^(vfs|phpvfs[a-z0-9]+):/', $file)) {
continue;
}
if (!$blacklist->isBlacklisted($file) && is_file($file)) {
$result = 'require_once \'' . $file . "';\n" . $result;
}
}
return $result;
}
/**
* @return string
*/
public static function getIniSettingsAsString()
{
$result = '';
$iniSettings = ini_get_all(null, false);
foreach ($iniSettings as $key => $value) {
$result .= sprintf(
'@ini_set(%s, %s);' . "\n",
self::exportVariable($key),
self::exportVariable($value)
);
}
return $result;
}
/**
* @return string
*/
public static function getConstantsAsString()
{
$constants = get_defined_constants(true);
$result = '';
if (isset($constants['user'])) {
foreach ($constants['user'] as $name => $value) {
$result .= sprintf(
'if (!defined(\'%s\')) define(\'%s\', %s);' . "\n",
$name,
$name,
self::exportVariable($value)
);
}
}
return $result;
}
/**
* @return string
*/
public static function getGlobalsAsString()
{
$result = '';
$superGlobalArrays = self::getSuperGlobalArrays();
foreach ($superGlobalArrays as $superGlobalArray) {
if (isset($GLOBALS[$superGlobalArray]) &&
is_array($GLOBALS[$superGlobalArray])) {
foreach (array_keys($GLOBALS[$superGlobalArray]) as $key) {
if ($GLOBALS[$superGlobalArray][$key] instanceof Closure) {
continue;
}
$result .= sprintf(
'$GLOBALS[\'%s\'][\'%s\'] = %s;' . "\n",
$superGlobalArray,
$key,
self::exportVariable($GLOBALS[$superGlobalArray][$key])
);
}
}
}
$blacklist = $superGlobalArrays;
$blacklist[] = 'GLOBALS';
foreach (array_keys($GLOBALS) as $key) {
if (!in_array($key, $blacklist) && !$GLOBALS[$key] instanceof Closure) {
$result .= sprintf(
'$GLOBALS[\'%s\'] = %s;' . "\n",
$key,
self::exportVariable($GLOBALS[$key])
);
}
}
return $result;
}
/**
* @return array
*/
protected static function getSuperGlobalArrays()
{
if (ini_get('register_long_arrays') == '1') {
return array_merge(
self::$superGlobalArrays,
self::$superGlobalArraysLong
);
} else {
return self::$superGlobalArrays;
}
}
protected static function exportVariable($variable)
{
if (is_scalar($variable) || is_null($variable) ||
(is_array($variable) && self::arrayOnlyContainsScalars($variable))) {
return var_export($variable, true);
}
return 'unserialize(' .
var_export(serialize($variable), true) .
')';
}
/**
* @param array $array
*
* @return bool
*/
protected static function arrayOnlyContainsScalars(array $array)
{
$result = true;
foreach ($array as $element) {
if (is_array($element)) {
$result = self::arrayOnlyContainsScalars($element);
} elseif (!is_scalar($element) && !is_null($element)) {
$result = false;
}
if ($result === false) {
break;
}
}
return $result;
}
}
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