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<?php
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
setupEnvironment();
process(is_array($argv) ? $argv : array());
/**
* Initializes various values
*
* @throws RuntimeException If uopz extension prevents exit calls
*/
function setupEnvironment()
{
ini_set('display_errors', 1);
if (extension_loaded('uopz') && !(ini_get('uopz.disable') || ini_get('uopz.exit'))) {
// uopz works at opcode level and disables exit calls
if (function_exists('uopz_allow_exit')) {
@uopz_allow_exit(true);
} else {
throw new RuntimeException('The uopz extension ignores exit calls and breaks this installer.');
}
}
$installer = 'ComposerInstaller';
if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
if ($version = getenv('COMPOSERSETUP')) {
$installer = sprintf('Composer-Setup.exe/%s', $version);
}
}
define('COMPOSER_INSTALLER', $installer);
}
/**
* Processes the installer
*/
function process($argv)
{
// Determine ANSI output from --ansi and --no-ansi flags
setUseAnsi($argv);
$help = in_array('--help', $argv) || in_array('-h', $argv);
if ($help) {
displayHelp();
exit(0);
}
$check = in_array('--check', $argv);
$force = in_array('--force', $argv);
$quiet = in_array('--quiet', $argv);
$channel = 'stable';
if (in_array('--snapshot', $argv)) {
$channel = 'snapshot';
} elseif (in_array('--preview', $argv)) {
$channel = 'preview';
} elseif (in_array('--1', $argv)) {
$channel = '1';
} elseif (in_array('--2', $argv)) {
$channel = '2';
} elseif (in_array('--2.2', $argv)) {
$channel = '2.2';
}
$disableTls = in_array('--disable-tls', $argv);
$installDir = getOptValue('--install-dir', $argv, false);
$version = getOptValue('--version', $argv, false);
$filename = getOptValue('--filename', $argv, 'composer.phar');
$cafile = getOptValue('--cafile', $argv, false);
if (!checkParams($installDir, $version, $cafile)) {
exit(1);
}
$ok = checkPlatform($warnings, $quiet, $disableTls, true);
if ($check) {
// Only show warnings if we haven't output any errors
if ($ok) {
showWarnings($warnings);
showSecurityWarning($disableTls);
}
exit($ok ? 0 : 1);
}
if ($ok || $force) {
if ($channel === '1' && !$quiet) {
out('Warning: You forced the install of Composer 1.x via --1, but Composer 2.x is the latest stable version. Updating to it via composer self-update --stable is recommended.', 'error');
}
$installer = new Installer($quiet, $disableTls, $cafile);
if ($installer->run($version, $installDir, $filename, $channel)) {
showWarnings($warnings);
showSecurityWarning($disableTls);
exit(0);
}
}
exit(1);
}
/**
* Displays the help
*/
function displayHelp()
{
echo <<<EOF
Composer Installer
------------------
Options
--help this help
--check for checking environment only
--force forces the installation
--ansi force ANSI color output
--no-ansi disable ANSI color output
--quiet do not output unimportant messages
--install-dir="..." accepts a target installation directory
--preview install the latest version from the preview (alpha/beta/rc) channel instead of stable
--snapshot install the latest version from the snapshot (dev builds) channel instead of stable
--1 install the latest stable Composer 1.x (EOL) version
--2 install the latest stable Composer 2.x version
--2.2 install the latest stable Composer 2.2.x (LTS) version
--version="..." accepts a specific version to install instead of the latest
--filename="..." accepts a target filename (default: composer.phar)
--disable-tls disable SSL/TLS security for file downloads
--cafile="..." accepts a path to a Certificate Authority (CA) certificate file for SSL/TLS verification
EOF;
}
/**
* Sets the USE_ANSI define for colorizing output
*
* @param array $argv Command-line arguments
*/
function setUseAnsi($argv)
{
// --no-ansi wins over --ansi
if (in_array('--no-ansi', $argv)) {
define('USE_ANSI', false);
} elseif (in_array('--ansi', $argv)) {
define('USE_ANSI', true);
} else {
define('USE_ANSI', outputSupportsColor());
}
}
/**
* Returns whether color output is supported
*
* @return bool
*/
function outputSupportsColor()
{
if (false !== getenv('NO_COLOR') || !defined('STDOUT')) {
return false;
}
if ('Hyper' === getenv('TERM_PROGRAM')) {
return true;
}
if (defined('PHP_WINDOWS_VERSION_BUILD')) {
return (function_exists('sapi_windows_vt100_support')
&& sapi_windows_vt100_support(STDOUT))
|| false !== getenv('ANSICON')
|| 'ON' === getenv('ConEmuANSI')
|| 'xterm' === getenv('TERM');
}
if (function_exists('stream_isatty')) {
return stream_isatty(STDOUT);
}
if (function_exists('posix_isatty')) {
return posix_isatty(STDOUT);
}
$stat = fstat(STDOUT);
// Check if formatted mode is S_IFCHR
return $stat ? 0020000 === ($stat['mode'] & 0170000) : false;
}
/**
* Returns the value of a command-line option
*
* @param string $opt The command-line option to check
* @param array $argv Command-line arguments
* @param mixed $default Default value to be returned
*
* @return mixed The command-line value or the default
*/
function getOptValue($opt, $argv, $default)
{
$optLength = strlen($opt);
foreach ($argv as $key => $value) {
$next = $key + 1;
if (0 === strpos($value, $opt)) {
if ($optLength === strlen($value) && isset($argv[$next])) {
return trim($argv[$next]);
} else {
return trim(substr($value, $optLength + 1));
}
}
}
return $default;
}
/**
* Checks that user-supplied params are valid
*
* @param mixed $installDir The required istallation directory
* @param mixed $version The required composer version to install
* @param mixed $cafile Certificate Authority file
*
* @return bool True if the supplied params are okay
*/
function checkParams($installDir, $version, $cafile)
{
$result = true;
if (false !== $installDir && !is_dir($installDir)) {
out("The defined install dir ({$installDir}) does not exist.", 'info');
$result = false;
}
if (false !== $version && 1 !== preg_match('/^\d+\.\d+\.\d+(\-(alpha|beta|RC)\d*)*$/', $version)) {
out("The defined install version ({$version}) does not match release pattern.", 'info');
$result = false;
}
if (false !== $cafile && (!file_exists($cafile) || !is_readable($cafile))) {
out("The defined Certificate Authority (CA) cert file ({$cafile}) does not exist or is not readable.", 'info');
$result = false;
}
return $result;
}
/**
* Checks the platform for possible issues running Composer
*
* Errors are written to the output, warnings are saved for later display.
*
* @param array $warnings Populated by method, to be shown later
* @param bool $quiet Quiet mode
* @param bool $disableTls Bypass tls
* @param bool $install If we are installing, rather than diagnosing
*
* @return bool True if there are no errors
*/
function checkPlatform(&$warnings, $quiet, $disableTls, $install)
{
getPlatformIssues($errors, $warnings, $install);
// Make openssl warning an error if tls has not been specifically disabled
if (isset($warnings['openssl']) && !$disableTls) {
$errors['openssl'] = $warnings['openssl'];
unset($warnings['openssl']);
}
if (!empty($errors)) {
// Composer-Setup.exe uses "Some settings" to flag platform errors
out('Some settings on your machine make Composer unable to work properly.', 'error');
out('Make sure that you fix the issues listed below and run this script again:', 'error');
outputIssues($errors);
return false;
}
if (empty($warnings) && !$quiet) {
out('All settings correct for using Composer', 'success');
}
return true;
}
/**
* Checks platform configuration for common incompatibility issues
*
* @param array $errors Populated by method
* @param array $warnings Populated by method
* @param bool $install If we are installing, rather than diagnosing
*
* @return bool If any errors or warnings have been found
*/
function getPlatformIssues(&$errors, &$warnings, $install)
{
$errors = array();
$warnings = array();
$iniMessage = PHP_EOL.getIniMessage();
$iniMessage .= PHP_EOL.'If you can not modify the ini file, you can also run `php -d option=value` to modify ini values on the fly. You can use -d multiple times.';
if (ini_get('detect_unicode')) {
$errors['unicode'] = array(
'The detect_unicode setting must be disabled.',
'Add the following to the end of your `php.ini`:',
' detect_unicode = Off',
$iniMessage
);
}
if (extension_loaded('suhosin')) {
$suhosin = ini_get('suhosin.executor.include.whitelist');
$suhosinBlacklist = ini_get('suhosin.executor.include.blacklist');
if (false === stripos($suhosin, 'phar') && (!$suhosinBlacklist || false !== stripos($suhosinBlacklist, 'phar'))) {
$errors['suhosin'] = array(
'The suhosin.executor.include.whitelist setting is incorrect.',
'Add the following to the end of your `php.ini` or suhosin.ini (Example path [for Debian]: /etc/php5/cli/conf.d/suhosin.ini):',
' suhosin.executor.include.whitelist = phar '.$suhosin,
$iniMessage
);
}
}
if (!function_exists('json_decode')) {
$errors['json'] = array(
'The json extension is missing.',
'Install it or recompile php without --disable-json'
);
}
if (!extension_loaded('Phar')) {
$errors['phar'] = array(
'The phar extension is missing.',
'Install it or recompile php without --disable-phar'
);
}
if (!extension_loaded('filter')) {
$errors['filter'] = array(
'The filter extension is missing.',
'Install it or recompile php without --disable-filter'
);
}
if (!extension_loaded('hash')) {
$errors['hash'] = array(
'The hash extension is missing.',
'Install it or recompile php without --disable-hash'
);
}
if (!extension_loaded('iconv') && !extension_loaded('mbstring')) {
$errors['iconv_mbstring'] = array(
'The iconv OR mbstring extension is required and both are missing.',
'Install either of them or recompile php without --disable-iconv'
);
}
if (!ini_get('allow_url_fopen')) {
$errors['allow_url_fopen'] = array(
'The allow_url_fopen setting is incorrect.',
'Add the following to the end of your `php.ini`:',
' allow_url_fopen = On',
$iniMessage
);
}
if (extension_loaded('ionCube Loader') && ioncube_loader_iversion() < 40009) {
$ioncube = ioncube_loader_version();
$errors['ioncube'] = array(
'Your ionCube Loader extension ('.$ioncube.') is incompatible with Phar files.',
'Upgrade to ionCube 4.0.9 or higher or remove this line (path may be different) from your `php.ini` to disable it:',
' zend_extension = /usr/lib/php5/20090626+lfs/ioncube_loader_lin_5.3.so',
$iniMessage
);
}
if (version_compare(PHP_VERSION, '5.3.2', '<')) {
$errors['php'] = array(
'Your PHP ('.PHP_VERSION.') is too old, you must upgrade to PHP 5.3.2 or higher.'
);
}
if (version_compare(PHP_VERSION, '5.3.4', '<')) {
$warnings['php'] = array(
'Your PHP ('.PHP_VERSION.') is quite old, upgrading to PHP 5.3.4 or higher is recommended.',
'Composer works with 5.3.2+ for most people, but there might be edge case issues.'
);
}
if (!extension_loaded('openssl')) {
$warnings['openssl'] = array(
'The openssl extension is missing, which means that secure HTTPS transfers are impossible.',
'If possible you should enable it or recompile php with --with-openssl'
);
}
if (extension_loaded('openssl') && OPENSSL_VERSION_NUMBER < 0x1000100f) {
// Attempt to parse version number out, fallback to whole string value.
$opensslVersion = trim(strstr(OPENSSL_VERSION_TEXT, ' '));
$opensslVersion = substr($opensslVersion, 0, strpos($opensslVersion, ' '));
$opensslVersion = $opensslVersion ? $opensslVersion : OPENSSL_VERSION_TEXT;
$warnings['openssl_version'] = array(
'The OpenSSL library ('.$opensslVersion.') used by PHP does not support TLSv1.2 or TLSv1.1.',
'If possible you should upgrade OpenSSL to version 1.0.1 or above.'
);
}
if (!defined('HHVM_VERSION') && !extension_loaded('apcu') && ini_get('apc.enable_cli')) {
$warnings['apc_cli'] = array(
'The apc.enable_cli setting is incorrect.',
'Add the following to the end of your `php.ini`:',
' apc.enable_cli = Off',
$iniMessage
);
}
if (!$install && extension_loaded('xdebug')) {
$warnings['xdebug_loaded'] = array(
'The xdebug extension is loaded, this can slow down Composer a little.',
'Disabling it when using Composer is recommended.'
);
if (ini_get('xdebug.profiler_enabled')) {
$warnings['xdebug_profile'] = array(
'The xdebug.profiler_enabled setting is enabled, this can slow down Composer a lot.',
'Add the following to the end of your `php.ini` to disable it:',
' xdebug.profiler_enabled = 0',
$iniMessage
);
}
}
if (!extension_loaded('zlib')) {
$warnings['zlib'] = array(
'The zlib extension is not loaded, this can slow down Composer a lot.',
'If possible, install it or recompile php with --with-zlib',
$iniMessage
);
}
if (defined('PHP_WINDOWS_VERSION_BUILD')
&& (version_compare(PHP_VERSION, '7.2.23', '<')
|| (version_compare(PHP_VERSION, '7.3.0', '>=')
&& version_compare(PHP_VERSION, '7.3.10', '<')))) {
$warnings['onedrive'] = array(
'The Windows OneDrive folder is not supported on PHP versions below 7.2.23 and 7.3.10.',
'Upgrade your PHP ('.PHP_VERSION.') to use this location with Composer.'
);
}
if (extension_loaded('uopz') && !(ini_get('uopz.disable') || ini_get('uopz.exit'))) {
$warnings['uopz'] = array(
'The uopz extension ignores exit calls and may not work with all Composer commands.',
'Disabling it when using Composer is recommended.'
);
}
ob_start();
phpinfo(INFO_GENERAL);
$phpinfo = (string) ob_get_clean();
if (preg_match('{Configure Command(?: *</td><td class="v">| *=> *)(.*?)(?:</td>|$)}m', $phpinfo, $match)) {
$configure = $match[1];
if (false !== strpos($configure, '--enable-sigchild')) {
$warnings['sigchild'] = array(
'PHP was compiled with --enable-sigchild which can cause issues on some platforms.',
'Recompile it without this flag if possible, see also:',
' https://bugs.php.net/bug.php?id=22999'
);
}
if (false !== strpos($configure, '--with-curlwrappers')) {
$warnings['curlwrappers'] = array(
'PHP was compiled with --with-curlwrappers which will cause issues with HTTP authentication and GitHub.',
'Recompile it without this flag if possible'
);
}
}
// Stringify the message arrays
foreach ($errors as $key => $value) {
$errors[$key] = PHP_EOL.implode(PHP_EOL, $value);
}
foreach ($warnings as $key => $value) {
$warnings[$key] = PHP_EOL.implode(PHP_EOL, $value);
}
return !empty($errors) || !empty($warnings);
}
/**
* Outputs an array of issues
*
* @param array $issues
*/
function outputIssues($issues)
{
foreach ($issues as $issue) {
out($issue, 'info');
}
out('');
}
/**
* Outputs any warnings found
*
* @param array $warnings
*/
function showWarnings($warnings)
{
if (!empty($warnings)) {
out('Some settings on your machine may cause stability issues with Composer.', 'error');
out('If you encounter issues, try to change the following:', 'error');
outputIssues($warnings);
}
}
/**
* Outputs an end of process warning if tls has been bypassed
*
* @param bool $disableTls Bypass tls
*/
function showSecurityWarning($disableTls)
{
if ($disableTls) {
out('You have instructed the Installer not to enforce SSL/TLS security on remote HTTPS requests.', 'info');
out('This will leave all downloads during installation vulnerable to Man-In-The-Middle (MITM) attacks', 'info');
}
}
/**
* colorize output
*/
function out($text, $color = null, $newLine = true)
{
$styles = array(
'success' => "\033[0;32m%s\033[0m",
'error' => "\033[31;31m%s\033[0m",
'info' => "\033[33;33m%s\033[0m"
);
$format = '%s';
if (is_string($color) && isset($styles[$color]) && USE_ANSI) {
$format = $styles[$color];
}
if ($newLine) {
$format .= PHP_EOL;
}
printf($format, $text);
}
/**
* Returns the system-dependent Composer home location, which may not exist
*
* @return string
*/
function getHomeDir()
{
$home = getenv('COMPOSER_HOME');
if ($home) {
return $home;
}
$userDir = getUserDir();
if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
return $userDir.'/Composer';
}
$dirs = array();
if (useXdg()) {
// XDG Base Directory Specifications
$xdgConfig = getenv('XDG_CONFIG_HOME');
if (!$xdgConfig) {
$xdgConfig = $userDir . '/.config';
}
$dirs[] = $xdgConfig . '/composer';
}
$dirs[] = $userDir . '/.composer';
// select first dir which exists of: $XDG_CONFIG_HOME/composer or ~/.composer
foreach ($dirs as $dir) {
if (is_dir($dir)) {
return $dir;
}
}
// if none exists, we default to first defined one (XDG one if system uses it, or ~/.composer otherwise)
return $dirs[0];
}
/**
* Returns the location of the user directory from the environment
* @throws RuntimeException If the environment value does not exists
*
* @return string
*/
function getUserDir()
{
$userEnv = defined('PHP_WINDOWS_VERSION_MAJOR') ? 'APPDATA' : 'HOME';
$userDir = getenv($userEnv);
if (!$userDir) {
throw new RuntimeException('The '.$userEnv.' or COMPOSER_HOME environment variable must be set for composer to run correctly');
}
return rtrim(strtr($userDir, '\\', '/'), '/');
}
/**
* @return bool
*/
function useXdg()
{
foreach (array_keys($_SERVER) as $key) {
if (strpos((string) $key, 'XDG_') === 0) {
return true;
}
}
if (is_dir('/etc/xdg')) {
return true;
}
return false;
}
function validateCaFile($contents)
{
// assume the CA is valid if php is vulnerable to
// https://www.sektioneins.de/advisories/advisory-012013-php-openssl_x509_parse-memory-corruption-vulnerability.html
if (
PHP_VERSION_ID <= 50327
|| (PHP_VERSION_ID >= 50400 && PHP_VERSION_ID < 50422)
|| (PHP_VERSION_ID >= 50500 && PHP_VERSION_ID < 50506)
) {
return !empty($contents);
}
return (bool) openssl_x509_parse($contents);
}
/**
* Returns php.ini location information
*
* @return string
*/
function getIniMessage()
{
$paths = array((string) php_ini_loaded_file());
$scanned = php_ini_scanned_files();
if ($scanned !== false) {
$paths = array_merge($paths, array_map('trim', explode(',', $scanned)));
}
// We will have at least one value, which may be empty
if ($paths[0] === '') {
array_shift($paths);
}
$ini = array_shift($paths);
if ($ini === null) {
return 'A php.ini file does not exist. You will have to create one.';
}
if (count($paths) > 1) {
return 'Your command-line PHP is using multiple ini files. Run `php --ini` to show them.';
}
return 'The php.ini used by your command-line PHP is: '.$ini;
}
class Installer
{
private $quiet;
private $disableTls;
private $cafile;
private $displayPath;
private $target;
private $tmpFile;
private $tmpCafile;
private $baseUrl;
private $algo;
private $errHandler;
private $httpClient;
private $pubKeys = array();
private $installs = array();
/**
* Constructor - must not do anything that throws an exception
*
* @param bool $quiet Quiet mode
* @param bool $disableTls Bypass tls
* @param mixed $cafile Path to CA bundle, or false
*/
public function __construct($quiet, $disableTls, $caFile)
{
if (($this->quiet = $quiet)) {
ob_start();
}
$this->disableTls = $disableTls;
$this->cafile = $caFile;
$this->errHandler = new ErrorHandler();
}
/**
* Runs the installer
*
* @param mixed $version Specific version to install, or false
* @param mixed $installDir Specific installation directory, or false
* @param string $filename Specific filename to save to, or composer.phar
* @param string $channel Specific version channel to use
* @throws Exception If anything other than a RuntimeException is caught
*
* @return bool If the installation succeeded
*/
public function run($version, $installDir, $filename, $channel)
{
try {
$this->initTargets($installDir, $filename);
$this->initTls();
$this->httpClient = new HttpClient($this->disableTls, $this->cafile);
$result = $this->install($version, $channel);
// in case --1 or --2 is passed, we leave the default channel for next self-update to stable
if (1 === preg_match('{^\d+$}D', $channel)) {
$channel = 'stable';
}
if ($result && $channel !== 'stable' && !$version && defined('PHP_BINARY')) {
$null = (defined('PHP_WINDOWS_VERSION_MAJOR') ? 'NUL' : '/dev/null');
@exec(escapeshellarg(PHP_BINARY) .' '.escapeshellarg($this->target).' self-update --'.$channel.' --set-channel-only -q > '.$null.' 2> '.$null, $output);
}
} catch (Exception $e) {
$result = false;
}
// Always clean up
$this->cleanUp($result);
if (isset($e)) {
// Rethrow anything that is not a RuntimeException
if (!$e instanceof RuntimeException) {
throw $e;
}
out($e->getMessage(), 'error');
}
return $result;
}
/**
* Initialization methods to set the required filenames and composer url
*
* @param mixed $installDir Specific installation directory, or false
* @param string $filename Specific filename to save to, or composer.phar
* @throws RuntimeException If the installation directory is not writable
*/
protected function initTargets($installDir, $filename)
{
$this->displayPath = ($installDir ? rtrim($installDir, '/').'/' : '').$filename;
$installDir = $installDir ? realpath($installDir) : getcwd();
if (!is_writeable($installDir)) {
throw new RuntimeException('The installation directory "'.$installDir.'" is not writable');
}
$this->target = $installDir.DIRECTORY_SEPARATOR.$filename;
$this->tmpFile = $installDir.DIRECTORY_SEPARATOR.basename($this->target, '.phar').'-temp.phar';
$uriScheme = $this->disableTls ? 'http' : 'https';
$this->baseUrl = $uriScheme.'://getcomposer.org';
}
/**
* A wrapper around methods to check tls and write public keys
* @throws RuntimeException If SHA384 is not supported
*/
protected function initTls()
{
if ($this->disableTls) {
return;
}
if (!in_array('sha384', array_map('strtolower', openssl_get_md_methods()))) {
throw new RuntimeException('SHA384 is not supported by your openssl extension');
}
$this->algo = defined('OPENSSL_ALGO_SHA384') ? OPENSSL_ALGO_SHA384 : 'SHA384';
$home = $this->getComposerHome();
$this->pubKeys = array(
'dev' => $this->installKey(self::getPKDev(), $home, 'keys.dev.pub'),
'tags' => $this->installKey(self::getPKTags(), $home, 'keys.tags.pub')
);
if (empty($this->cafile) && !HttpClient::getSystemCaRootBundlePath()) {
$this->cafile = $this->tmpCafile = $this->installKey(HttpClient::getPackagedCaFile(), $home, 'cacert-temp.pem');
}
}
/**
* Returns the Composer home directory, creating it if required
* @throws RuntimeException If the directory cannot be created
*
* @return string
*/
protected function getComposerHome()
{
$home = getHomeDir();
if (!is_dir($home)) {
$this->errHandler->start();
if (!mkdir($home, 0777, true)) {
throw new RuntimeException(sprintf(
'Unable to create Composer home directory "%s": %s',
$home,
$this->errHandler->message
));
}
$this->installs[] = $home;
$this->errHandler->stop();
}
return $home;
}
/**
* Writes public key data to disc
*
* @param string $data The public key(s) in pem format
* @param string $path The directory to write to
* @param string $filename The name of the file
* @throws RuntimeException If the file cannot be written
*
* @return string The path to the saved data
*/
protected function installKey($data, $path, $filename)
{
$this->errHandler->start();
$target = $path.DIRECTORY_SEPARATOR.$filename;
$installed = file_exists($target);
$write = file_put_contents($target, $data, LOCK_EX);
@chmod($target, 0644);
$this->errHandler->stop();
if (!$write) {
throw new RuntimeException(sprintf('Unable to write %s to: %s', $filename, $path));
}
if (!$installed) {
$this->installs[] = $target;
}
return $target;
}
/**
* The main install function
*
* @param mixed $version Specific version to install, or false
* @param string $channel Version channel to use
*
* @return bool If the installation succeeded
*/
protected function install($version, $channel)
{
$retries = 3;
$result = false;
$infoMsg = 'Downloading...';
$infoType = 'info';
while ($retries--) {
if (!$this->quiet) {
out($infoMsg, $infoType);
$infoMsg = 'Retrying...';
$infoType = 'error';
}
if (!$this->getVersion($channel, $version, $url, $error)) {
out($error, 'error');
continue;
}
if (!$this->downloadToTmp($url, $signature, $error)) {
out($error, 'error');
continue;
}
if (!$this->verifyAndSave($version, $signature, $error)) {
out($error, 'error');
continue;
}
$result = true;
break;
}
if (!$this->quiet) {
if ($result) {
out(PHP_EOL."Composer (version {$version}) successfully installed to: {$this->target}", 'success');
out("Use it: php {$this->displayPath}", 'info');
out('');
} else {
out('The download failed repeatedly, aborting.', 'error');
}
}
return $result;
}
/**
* Sets the version url, downloading version data if required
*
* @param string $channel Version channel to use
* @param false|string $version Version to install, or set by method
* @param null|string $url The versioned url, set by method
* @param null|string $error Set by method on failure
*
* @return bool If the operation succeeded
*/
protected function getVersion($channel, &$version, &$url, &$error)
{
$error = '';
if ($version) {
if (empty($url)) {
$url = $this->baseUrl."/download/{$version}/composer.phar";
}
return true;
}
$this->errHandler->start();
if ($this->downloadVersionData($data, $error)) {
$this->parseVersionData($data, $channel, $version, $url);
}
$this->errHandler->stop();
return empty($error);
}
/**
* Downloads and json-decodes version data
*
* @param null|array $data Downloaded version data, set by method
* @param null|string $error Set by method on failure
*
* @return bool If the operation succeeded
*/
protected function downloadVersionData(&$data, &$error)
{
$url = $this->baseUrl.'/versions';
$errFmt = 'The "%s" file could not be %s: %s';
if (!$json = $this->httpClient->get($url)) {
$error = sprintf($errFmt, $url, 'downloaded', $this->errHandler->message);
return false;
}
if (!$data = json_decode($json, true)) {
$error = sprintf($errFmt, $url, 'json-decoded', $this->getJsonError());
return false;
}
return true;
}
/**
* A wrapper around the methods needed to download and save the phar
*
* @param string $url The versioned download url
* @param null|string $signature Set by method on successful download
* @param null|string $error Set by method on failure
*
* @return bool If the operation succeeded
*/
protected function downloadToTmp($url, &$signature, &$error)
{
$error = '';
$errFmt = 'The "%s" file could not be downloaded: %s';
$sigUrl = $url.'.sig';
$this->errHandler->start();
if (!$fh = fopen($this->tmpFile, 'w')) {
$error = sprintf('Could not create file "%s": %s', $this->tmpFile, $this->errHandler->message);
} elseif (!$this->getSignature($sigUrl, $signature)) {
$error = sprintf($errFmt, $sigUrl, $this->errHandler->message);
} elseif (!fwrite($fh, $this->httpClient->get($url))) {
$error = sprintf($errFmt, $url, $this->errHandler->message);
}
if (is_resource($fh)) {
fclose($fh);
}
$this->errHandler->stop();
return empty($error);
}
/**
* Verifies the downloaded file and saves it to the target location
*
* @param string $version The composer version downloaded
* @param string $signature The digital signature to check
* @param null|string $error Set by method on failure
*
* @return bool If the operation succeeded
*/
protected function verifyAndSave($version, $signature, &$error)
{
$error = '';
if (!$this->validatePhar($this->tmpFile, $pharError)) {
$error = 'The download is corrupt: '.$pharError;
} elseif (!$this->verifySignature($version, $signature, $this->tmpFile)) {
$error = 'Signature mismatch, could not verify the phar file integrity';
} else {
$this->errHandler->start();
if (!rename($this->tmpFile, $this->target)) {
$error = sprintf('Could not write to file "%s": %s', $this->target, $this->errHandler->message);
}
chmod($this->target, 0755);
$this->errHandler->stop();
}
return empty($error);
}
/**
* Parses an array of version data to match the required channel
*
* @param array $data Downloaded version data
* @param mixed $channel Version channel to use
* @param false|string $version Set by method
* @param mixed $url The versioned url, set by method
*/
protected function parseVersionData(array $data, $channel, &$version, &$url)
{
foreach ($data[$channel] as $candidate) {
if ($candidate['min-php'] <= PHP_VERSION_ID) {
$version = $candidate['version'];
$url = $this->baseUrl.$candidate['path'];
break;
}
}
if (!$version) {
$error = sprintf(
'None of the %d %s version(s) of Composer matches your PHP version (%s / ID: %d)',
count($data[$channel]),
$channel,
PHP_VERSION,
PHP_VERSION_ID
);
throw new RuntimeException($error);
}
}
/**
* Downloads the digital signature of required phar file
*
* @param string $url The signature url
* @param null|string $signature Set by method on success
*
* @return bool If the download succeeded
*/
protected function getSignature($url, &$signature)
{
if (!$result = $this->disableTls) {
$signature = $this->httpClient->get($url);
if ($signature) {
$signature = json_decode($signature, true);
$signature = base64_decode($signature['sha384']);
$result = true;
}
}
return $result;
}
/**
* Verifies the signature of the downloaded phar
*
* @param string $version The composer versione
* @param string $signature The downloaded digital signature
* @param string $file The temp phar file
*
* @return bool If the operation succeeded
*/
protected function verifySignature($version, $signature, $file)
{
if (!$result = $this->disableTls) {
$path = preg_match('{^[0-9a-f]{40}$}', $version) ? $this->pubKeys['dev'] : $this->pubKeys['tags'];
$pubkeyid = openssl_pkey_get_public('file://'.$path);
$result = 1 === openssl_verify(
file_get_contents($file),
$signature,
$pubkeyid,
$this->algo
);
// PHP 8 automatically frees the key instance and deprecates the function
if (PHP_VERSION_ID < 80000) {
openssl_free_key($pubkeyid);
}
}
return $result;
}
/**
* Validates the downloaded phar file
*
* @param string $pharFile The temp phar file
* @param null|string $error Set by method on failure
*
* @return bool If the operation succeeded
*/
protected function validatePhar($pharFile, &$error)
{
if (ini_get('phar.readonly')) {
return true;
}
try {
// Test the phar validity
$phar = new Phar($pharFile);
// Free the variable to unlock the file
unset($phar);
$result = true;
} catch (Exception $e) {
if (!$e instanceof UnexpectedValueException && !$e instanceof PharException) {
throw $e;
}
$error = $e->getMessage();
$result = false;
}
return $result;
}
/**
* Returns a string representation of the last json error
*
* @return string The error string or code
*/
protected function getJsonError()
{
if (function_exists('json_last_error_msg')) {
return json_last_error_msg();
} else {
return 'json_last_error = '.json_last_error();
}
}
/**
* Cleans up resources at the end of the installation
*
* @param bool $result If the installation succeeded
*/
protected function cleanUp($result)
{
if ($this->quiet) {
// Ensure output buffers are emptied
$errors = explode(PHP_EOL, (string) ob_get_clean());
}
if (!$result) {
// Output buffered errors
if ($this->quiet) {
$this->outputErrors($errors);
}
// Clean up stuff we created
$this->uninstall();
} elseif ($this->tmpCafile !== null) {
@unlink($this->tmpCafile);
}
}
/**
* Outputs unique errors when in quiet mode
*
*/
protected function outputErrors(array $errors)
{
$shown = array();
foreach ($errors as $error) {
if ($error && !in_array($error, $shown)) {
out($error, 'error');
$shown[] = $error;
}
}
}
/**
* Uninstalls newly-created files and directories on failure
*
*/
protected function uninstall()
{
foreach (array_reverse($this->installs) as $target) {
if (is_file($target)) {
@unlink($target);
} elseif (is_dir($target)) {
@rmdir($target);
}
}
if ($this->tmpFile !== null && file_exists($this->tmpFile)) {
@unlink($this->tmpFile);
}
}
public static function getPKDev()
{
return <<<PKDEV
-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----
PKDEV;
}
public static function getPKTags()
{
return <<<PKTAGS
-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----
PKTAGS;
}
}
class ErrorHandler
{
public $message;
protected $active;
/**
* Handle php errors
*
* @param mixed $code The error code
* @param mixed $msg The error message
*/
public function handleError($code, $msg)
{
if ($this->message) {
$this->message .= PHP_EOL;
}
$this->message .= preg_replace('{^file_get_contents\(.*?\): }', '', $msg);
}
/**
* Starts error-handling if not already active
*
* Any message is cleared
*/
public function start()
{
if (!$this->active) {
set_error_handler(array($this, 'handleError'));
$this->active = true;
}
$this->message = '';
}
/**
* Stops error-handling if active
*
* Any message is preserved until the next call to start()
*/
public function stop()
{
if ($this->active) {
restore_error_handler();
$this->active = false;
}
}
}
class NoProxyPattern
{
private $composerInNoProxy = false;
private $rulePorts = array();
public function __construct($pattern)
{
$rules = preg_split('{[\s,]+}', $pattern, null, PREG_SPLIT_NO_EMPTY);
if ($matches = preg_grep('{getcomposer\.org(?::\d+)?}i', $rules)) {
$this->composerInNoProxy = true;
foreach ($matches as $match) {
if (strpos($match, ':') !== false) {
list(, $port) = explode(':', $match);
$this->rulePorts[] = (int) $port;
}
}
}
}
/**
* Returns true if NO_PROXY contains getcomposer.org
*
* @param string $url http(s)://getcomposer.org
*
* @return bool
*/
public function test($url)
{
if (!$this->composerInNoProxy) {
return false;
}
if (empty($this->rulePorts)) {
return true;
}
if (strpos($url, 'http://') === 0) {
$port = 80;
} else {
$port = 443;
}
return in_array($port, $this->rulePorts);
}
}
class HttpClient {
/** @var null|string */
private static $caPath;
private $options = array('http' => array());
private $disableTls = false;
public function __construct($disableTls = false, $cafile = false)
{
$this->disableTls = $disableTls;
if ($this->disableTls === false) {
if (!empty($cafile) && !is_dir($cafile)) {
if (!is_readable($cafile) || !validateCaFile(file_get_contents($cafile))) {
throw new RuntimeException('The configured cafile (' .$cafile. ') was not valid or could not be read.');
}
}
$options = $this->getTlsStreamContextDefaults($cafile);
$this->options = array_replace_recursive($this->options, $options);
}
}
public function get($url)
{
if (function_exists('http_clear_last_response_headers')) {
$http_response_header = http_clear_last_response_headers();
}
$context = $this->getStreamContext($url);
$result = file_get_contents($url, false, $context);
if ($result && extension_loaded('zlib')) {
if (function_exists('http_get_last_response_headers')) {
$http_response_header = http_get_last_response_headers();
}
$headers = $http_response_header;
$decode = false;
foreach ($headers as $header) {
if (preg_match('{^content-encoding: *gzip *$}i', $header)) {
$decode = true;
continue;
} elseif (preg_match('{^HTTP/}i', $header)) {
$decode = false;
}
}
if ($decode) {
if (version_compare(PHP_VERSION, '5.4.0', '>=')) {
$result = zlib_decode($result);
} else {
// work around issue with gzuncompress & co that do not work with all gzip checksums
$result = file_get_contents('compress.zlib://data:application/octet-stream;base64,'.base64_encode($result));
}
if (!$result) {
throw new RuntimeException('Failed to decode zlib stream');
}
}
}
return $result;
}
protected function getStreamContext($url)
{
if ($this->disableTls === false) {
if (PHP_VERSION_ID < 50600) {
$this->options['ssl']['SNI_server_name'] = parse_url($url, PHP_URL_HOST);
}
}
// Keeping the above mostly isolated from the code copied from Composer.
return $this->getMergedStreamContext($url);
}
protected function getTlsStreamContextDefaults($cafile)
{
$ciphers = implode(':', array(
'ECDHE-RSA-AES128-GCM-SHA256',
'ECDHE-ECDSA-AES128-GCM-SHA256',
'ECDHE-RSA-AES256-GCM-SHA384',
'ECDHE-ECDSA-AES256-GCM-SHA384',
'DHE-RSA-AES128-GCM-SHA256',
'DHE-DSS-AES128-GCM-SHA256',
'kEDH+AESGCM',
'ECDHE-RSA-AES128-SHA256',
'ECDHE-ECDSA-AES128-SHA256',
'ECDHE-RSA-AES128-SHA',
'ECDHE-ECDSA-AES128-SHA',
'ECDHE-RSA-AES256-SHA384',
'ECDHE-ECDSA-AES256-SHA384',
'ECDHE-RSA-AES256-SHA',
'ECDHE-ECDSA-AES256-SHA',
'DHE-RSA-AES128-SHA256',
'DHE-RSA-AES128-SHA',
'DHE-DSS-AES128-SHA256',
'DHE-RSA-AES256-SHA256',
'DHE-DSS-AES256-SHA',
'DHE-RSA-AES256-SHA',
'AES128-GCM-SHA256',
'AES256-GCM-SHA384',
'AES128-SHA256',
'AES256-SHA256',
'AES128-SHA',
'AES256-SHA',
'AES',
'CAMELLIA',
'DES-CBC3-SHA',
'!aNULL',
'!eNULL',
'!EXPORT',
'!DES',
'!RC4',
'!MD5',
'!PSK',
'!aECDH',
'!EDH-DSS-DES-CBC3-SHA',
'!EDH-RSA-DES-CBC3-SHA',
'!KRB5-DES-CBC3-SHA',
));
/**
* CN_match and SNI_server_name are only known once a URL is passed.
* They will be set in the getOptionsForUrl() method which receives a URL.
*
* cafile or capath can be overridden by passing in those options to constructor.
*/
$options = array(
'ssl' => array(
'ciphers' => $ciphers,
'verify_peer' => true,
'verify_depth' => 7,
'SNI_enabled' => true,
)
);
/**
* Attempt to find a local cafile or throw an exception.
* The user may go download one if this occurs.
*/
if (!$cafile) {
$cafile = self::getSystemCaRootBundlePath();
}
if (is_dir($cafile)) {
$options['ssl']['capath'] = $cafile;
} elseif ($cafile) {
$options['ssl']['cafile'] = $cafile;
} else {
throw new RuntimeException('A valid cafile could not be located automatically.');
}
/**
* Disable TLS compression to prevent CRIME attacks where supported.
*/
if (version_compare(PHP_VERSION, '5.4.13') >= 0) {
$options['ssl']['disable_compression'] = true;
}
return $options;
}
/**
* function copied from Composer\Util\StreamContextFactory::initOptions
*
* Any changes should be applied there as well, or backported here.
*
* @param string $url URL the context is to be used for
* @return resource Default context
* @throws \RuntimeException if https proxy required and OpenSSL uninstalled
*/
protected function getMergedStreamContext($url)
{
$options = $this->options;
// Handle HTTP_PROXY/http_proxy on CLI only for security reasons
if ((PHP_SAPI === 'cli' || PHP_SAPI === 'phpdbg') && (!empty($_SERVER['HTTP_PROXY']) || !empty($_SERVER['http_proxy']))) {
$proxy = parse_url(!empty($_SERVER['http_proxy']) ? $_SERVER['http_proxy'] : $_SERVER['HTTP_PROXY']);
}
// Prefer CGI_HTTP_PROXY if available
if (!empty($_SERVER['CGI_HTTP_PROXY'])) {
$proxy = parse_url($_SERVER['CGI_HTTP_PROXY']);
}
// Override with HTTPS proxy if present and URL is https
if (preg_match('{^https://}i', $url) && (!empty($_SERVER['HTTPS_PROXY']) || !empty($_SERVER['https_proxy']))) {
$proxy = parse_url(!empty($_SERVER['https_proxy']) ? $_SERVER['https_proxy'] : $_SERVER['HTTPS_PROXY']);
}
// Remove proxy if URL matches no_proxy directive
if (!empty($_SERVER['NO_PROXY']) || !empty($_SERVER['no_proxy']) && parse_url($url, PHP_URL_HOST)) {
$pattern = new NoProxyPattern(!empty($_SERVER['no_proxy']) ? $_SERVER['no_proxy'] : $_SERVER['NO_PROXY']);
if ($pattern->test($url)) {
unset($proxy);
}
}
if (!empty($proxy)) {
$proxyURL = isset($proxy['scheme']) ? $proxy['scheme'] . '://' : '';
$proxyURL .= isset($proxy['host']) ? $proxy['host'] : '';
if (isset($proxy['port'])) {
$proxyURL .= ":" . $proxy['port'];
} elseif (strpos($proxyURL, 'http://') === 0) {
$proxyURL .= ":80";
} elseif (strpos($proxyURL, 'https://') === 0) {
$proxyURL .= ":443";
}
// check for a secure proxy
if (strpos($proxyURL, 'https://') === 0) {
if (!extension_loaded('openssl')) {
throw new RuntimeException('You must enable the openssl extension to use a secure proxy.');
}
if (strpos($url, 'https://') === 0) {
throw new RuntimeException('PHP does not support https requests through a secure proxy.');
}
}
// http(s):// is not supported in proxy
$proxyURL = str_replace(array('http://', 'https://'), array('tcp://', 'ssl://'), $proxyURL);
$options['http'] = array(
'proxy' => $proxyURL,
);
// add request_fulluri for http requests
if ('http' === parse_url($url, PHP_URL_SCHEME)) {
$options['http']['request_fulluri'] = true;
}
// handle proxy auth if present
if (isset($proxy['user'])) {
$auth = rawurldecode($proxy['user']);
if (isset($proxy['pass'])) {
$auth .= ':' . rawurldecode($proxy['pass']);
}
$auth = base64_encode($auth);
$options['http']['header'] = "Proxy-Authorization: Basic {$auth}\r\n";
}
}
if (isset($options['http']['header'])) {
$options['http']['header'] .= "Connection: close\r\n";
} else {
$options['http']['header'] = "Connection: close\r\n";
}
if (extension_loaded('zlib')) {
$options['http']['header'] .= "Accept-Encoding: gzip\r\n";
}
$options['http']['header'] .= "User-Agent: ".COMPOSER_INSTALLER."\r\n";
$options['http']['protocol_version'] = 1.1;
$options['http']['timeout'] = 600;
return stream_context_create($options);
}
/**
* This method was adapted from Sslurp.
* https://github.com/EvanDotPro/Sslurp
*
* (c) Evan Coury <me@evancoury.com>
*
* For the full copyright and license information, please see below:
*
* Copyright (c) 2013, Evan Coury
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
public static function getSystemCaRootBundlePath()
{
if (self::$caPath !== null) {
return self::$caPath;
}
// If SSL_CERT_FILE env variable points to a valid certificate/bundle, use that.
// This mimics how OpenSSL uses the SSL_CERT_FILE env variable.
$envCertFile = getenv('SSL_CERT_FILE');
if ($envCertFile && is_readable($envCertFile) && validateCaFile(file_get_contents($envCertFile))) {
return self::$caPath = $envCertFile;
}
// If SSL_CERT_DIR env variable points to a valid certificate/bundle, use that.
// This mimics how OpenSSL uses the SSL_CERT_FILE env variable.
$envCertDir = getenv('SSL_CERT_DIR');
if ($envCertDir && is_dir($envCertDir) && is_readable($envCertDir)) {
return self::$caPath = $envCertDir;
}
$configured = ini_get('openssl.cafile');
if ($configured && strlen($configured) > 0 && is_readable($configured) && validateCaFile(file_get_contents($configured))) {
return self::$caPath = $configured;
}
$configured = ini_get('openssl.capath');
if ($configured && is_dir($configured) && is_readable($configured)) {
return self::$caPath = $configured;
}
$caBundlePaths = array(
'/etc/pki/tls/certs/ca-bundle.crt', // Fedora, RHEL, CentOS (ca-certificates package)
'/etc/ssl/certs/ca-certificates.crt', // Debian, Ubuntu, Gentoo, Arch Linux (ca-certificates package)
'/etc/ssl/ca-bundle.pem', // SUSE, openSUSE (ca-certificates package)
'/usr/local/share/certs/ca-root-nss.crt', // FreeBSD (ca_root_nss_package)
'/usr/ssl/certs/ca-bundle.crt', // Cygwin
'/opt/local/share/curl/curl-ca-bundle.crt', // OS X macports, curl-ca-bundle package
'/usr/local/share/curl/curl-ca-bundle.crt', // Default cURL CA bunde path (without --with-ca-bundle option)
'/usr/share/ssl/certs/ca-bundle.crt', // Really old RedHat?
'/etc/ssl/cert.pem', // OpenBSD
'/usr/local/etc/ssl/cert.pem', // FreeBSD 10.x
'/usr/local/etc/openssl/cert.pem', // OS X homebrew, openssl package
'/usr/local/etc/openssl@1.1/cert.pem', // OS X homebrew, openssl@1.1 package
'/opt/homebrew/etc/openssl@3/cert.pem', // macOS silicon homebrew, openssl@3 package
'/opt/homebrew/etc/openssl@1.1/cert.pem', // macOS silicon homebrew, openssl@1.1 package
);
foreach ($caBundlePaths as $caBundle) {
if (@is_readable($caBundle) && validateCaFile(file_get_contents($caBundle))) {
return self::$caPath = $caBundle;
}
}
foreach ($caBundlePaths as $caBundle) {
$caBundle = dirname($caBundle);
if (is_dir($caBundle) && glob($caBundle.'/*')) {
return self::$caPath = $caBundle;
}
}
return self::$caPath = false;
}
public static function getPackagedCaFile()
{
return <<<CACERT
##
## Bundle of CA Root Certificates for Let's Encrypt
##
## See https://letsencrypt.org/certificates/#root-certificates
##
## ISRG Root X1 (RSA 4096) expires Jun 04 11:04:38 2035 GMT
## ISRG Root X2 (ECDSA P-384) expires Sep 17 16:00:00 2040 GMT
##
## Both these are self-signed CA root certificates
##
ISRG Root X1
============
-----BEGIN CERTIFICATE-----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=
-----END CERTIFICATE-----
ISRG Root X2
============
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
CACERT;
}
}
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