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<?php
// PHP glue worker. See docs/dev/php-rpc.md.
$client = @stream_socket_client('unix://' . $argv[1], $errno, $errstr);
if ($client === false) {
exit(1);
}
// Port of Composer\XdebugHandler\XdebugHandler::setXdebugDetails(), which the diagnose payload
// reports as `xdebug_active`.
$xdebug_active = static function (): bool {
if (!extension_loaded('xdebug')) {
return false;
}
$version = phpversion('xdebug');
$version = $version !== false ? $version : 'unknown';
if (version_compare($version, '3.1', '>=')) {
$modes = xdebug_info('mode');
return (count($modes) === 0 ? 'off' : implode(',', $modes)) !== 'off';
}
$ini_mode = ini_get('xdebug.mode');
if ($ini_mode === false) {
return true;
}
$env_mode = (string) getenv('XDEBUG_MODE');
if ($env_mode !== '') {
$mode = $env_mode;
} else {
$mode = $ini_mode !== '' ? $ini_mode : 'off';
}
if (preg_match('/^,+$/', str_replace(' ', '', $mode)) === 1) {
$mode = 'off';
}
return $mode !== 'off';
};
$dispatch = [
'defined' => static fn($name) => defined($name),
'constant' => static fn($name) => defined($name) ? constant($name) : null,
'inet_pton' => static fn($arg) => @inet_pton($arg),
'curl_version' => static fn($arg) => function_exists('curl_version') ? (curl_version()['version'] ?? null) : null,
'phpversion' => static fn($name) => phpversion($name),
'get_loaded_extensions' => static fn($arg) => get_loaded_extensions(),
'get_all_ini_files' => static function ($arg) {
$paths = [(string) php_ini_loaded_file()];
$scanned = php_ini_scanned_files();
if ($scanned !== false) {
$paths = array_merge($paths, array_map('trim', explode(',', $scanned)));
}
return $paths;
},
'extension_info' => static function ($name) {
if (!extension_loaded($name)) {
return '';
}
$re = new ReflectionExtension($name);
ob_start();
$re->info();
return (string) ob_get_clean();
},
'diagnose' => static function ($arg) use ($xdebug_active) {
$extensions = [];
foreach ([
'apcu',
'curl',
'filter',
'hash',
'iconv',
'ionCube Loader',
'mbstring',
'openssl',
'Phar',
'uopz',
'zip',
'zlib',
] as $extension) {
$extensions[$extension] = extension_loaded($extension);
}
$functions = [];
foreach (['disk_free_space', 'json_decode', 'proc_open'] as $function) {
$functions[$function] = function_exists($function);
}
$ini = [];
foreach ([
'allow_url_fopen',
'apc.enable_cli',
'uopz.disable',
'uopz.exit',
'xdebug.profiler_enabled',
] as $setting) {
$value = ini_get($setting);
$ini[$setting] = $value === false ? null : $value;
}
ob_start();
phpinfo(INFO_GENERAL);
$phpinfo = (string) ob_get_clean();
return [
'php_version' => PHP_VERSION,
'php_version_id' => PHP_VERSION_ID,
'php_binary' => defined('PHP_BINARY') ? PHP_BINARY : null,
'openssl_version_text' => defined('OPENSSL_VERSION_TEXT') ? OPENSSL_VERSION_TEXT : null,
'openssl_version_number' => defined('OPENSSL_VERSION_NUMBER') ? OPENSSL_VERSION_NUMBER : 0,
'has_hhvm_version' => defined('HHVM_VERSION'),
'has_php_windows_version_build' => defined('PHP_WINDOWS_VERSION_BUILD'),
'xdebug_active' => $xdebug_active(),
'ioncube_loader_iversion' => extension_loaded('ionCube Loader') ? ioncube_loader_iversion() : 0,
'ioncube_loader_version' => extension_loaded('ionCube Loader') ? ioncube_loader_version() : '',
'phpinfo_general' => $phpinfo,
'extensions' => $extensions,
'functions' => $functions,
'ini' => $ini,
];
},
];
$read_exact = static function ($conn, int $len): ?string {
$buf = '';
while (strlen($buf) < $len) {
$chunk = fread($conn, $len - strlen($buf));
if ($chunk === false || $chunk === '') {
return null;
}
$buf .= $chunk;
}
return $buf;
};
while (true) {
$header = $read_exact($client, 8);
if ($header === null) {
break;
}
$len = unpack('P', $header)[1];
$name = $len === 0 ? '' : $read_exact($client, $len);
if ($name === null) {
break;
}
$sep = strpos($name, "\0");
$arg = null;
if ($sep !== false) {
$arg = substr($name, $sep + 1);
$name = substr($name, 0, $sep);
}
$result = isset($dispatch[$name]) ? ($dispatch[$name])($arg) : null;
$payload = serialize($result);
fwrite($client, pack('P', strlen($payload)) . $payload);
}
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