/session26/Mobile Management System/vendor/composer/composer/src/Composer/Installer/BinaryInstaller.php
PHP | 212 lines | 139 code | 24 blank | 49 comment | 27 complexity | ce5d322af14cac54ec5fadaad840a8e7 MD5 | raw file
- <?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.
- */
- namespace Composer\Installer;
- use Composer\IO\IOInterface;
- use Composer\Package\PackageInterface;
- use Composer\Util\Filesystem;
- use Composer\Util\Platform;
- use Composer\Util\ProcessExecutor;
- use Composer\Util\Silencer;
- /**
- * Message to handle installation of package "bin"/binaries
- *
- * @author Jordi Boggiano <j.boggiano@seld.be>
- * @author Konstantin Kudryashov <ever.zet@gmail.com>
- * @author Helmut Hummel <info@helhum.io>
- */
- class BinaryInstaller
- {
- protected $binDir;
- protected $binCompat;
- protected $io;
- protected $filesystem;
- /**
- * @param IOInterface $io
- * @param string $binDir
- * @param string $binCompat
- * @param Filesystem $filesystem
- */
- public function __construct(IOInterface $io, $binDir, $binCompat, Filesystem $filesystem = null)
- {
- $this->binDir = $binDir;
- $this->binCompat = $binCompat;
- $this->io = $io;
- $this->filesystem = $filesystem ?: new Filesystem();
- }
- public function installBinaries(PackageInterface $package, $installPath, $warnOnOverwrite = true)
- {
- $binaries = $this->getBinaries($package);
- if (!$binaries) {
- return;
- }
- foreach ($binaries as $bin) {
- $binPath = $installPath.'/'.$bin;
- if (!file_exists($binPath)) {
- $this->io->writeError(' <warning>Skipped installation of bin '.$bin.' for package '.$package->getName().': file not found in package</warning>');
- continue;
- }
- // in case a custom installer returned a relative path for the
- // $package, we can now safely turn it into a absolute path (as we
- // already checked the binary's existence). The following helpers
- // will require absolute paths to work properly.
- $binPath = realpath($binPath);
- $this->initializeBinDir();
- $link = $this->binDir.'/'.basename($bin);
- if (file_exists($link)) {
- if (is_link($link)) {
- // likely leftover from a previous install, make sure
- // that the target is still executable in case this
- // is a fresh install of the vendor.
- Silencer::call('chmod', $link, 0777 & ~umask());
- }
- if ($warnOnOverwrite) {
- $this->io->writeError(' Skipped installation of bin '.$bin.' for package '.$package->getName().': name conflicts with an existing file');
- }
- continue;
- }
- if ($this->binCompat === "auto") {
- if (Platform::isWindows()) {
- $this->installFullBinaries($binPath, $link, $bin, $package);
- } else {
- $this->installSymlinkBinaries($binPath, $link);
- }
- } elseif ($this->binCompat === "full") {
- $this->installFullBinaries($binPath, $link, $bin, $package);
- }
- Silencer::call('chmod', $link, 0777 & ~umask());
- }
- }
- public function removeBinaries(PackageInterface $package)
- {
- $this->initializeBinDir();
- $binaries = $this->getBinaries($package);
- if (!$binaries) {
- return;
- }
- foreach ($binaries as $bin) {
- $link = $this->binDir.'/'.basename($bin);
- if (is_link($link) || file_exists($link)) {
- $this->filesystem->unlink($link);
- }
- if (file_exists($link.'.bat')) {
- $this->filesystem->unlink($link.'.bat');
- }
- }
- // attempt removing the bin dir in case it is left empty
- if ((is_dir($this->binDir)) && ($this->filesystem->isDirEmpty($this->binDir))) {
- Silencer::call('rmdir', $this->binDir);
- }
- }
- protected function getBinaries(PackageInterface $package)
- {
- return $package->getBinaries();
- }
- protected function installFullBinaries($binPath, $link, $bin, PackageInterface $package)
- {
- // add unixy support for cygwin and similar environments
- if ('.bat' !== substr($binPath, -4)) {
- $this->installUnixyProxyBinaries($binPath, $link);
- @chmod($link, 0777 & ~umask());
- $link .= '.bat';
- if (file_exists($link)) {
- $this->io->writeError(' Skipped installation of bin '.$bin.'.bat proxy for package '.$package->getName().': a .bat proxy was already installed');
- }
- }
- if (!file_exists($link)) {
- file_put_contents($link, $this->generateWindowsProxyCode($binPath, $link));
- }
- }
- protected function installSymlinkBinaries($binPath, $link)
- {
- if (!$this->filesystem->relativeSymlink($binPath, $link)) {
- $this->installUnixyProxyBinaries($binPath, $link);
- }
- }
- protected function installUnixyProxyBinaries($binPath, $link)
- {
- file_put_contents($link, $this->generateUnixyProxyCode($binPath, $link));
- }
- protected function initializeBinDir()
- {
- $this->filesystem->ensureDirectoryExists($this->binDir);
- $this->binDir = realpath($this->binDir);
- }
- protected function generateWindowsProxyCode($bin, $link)
- {
- $binPath = $this->filesystem->findShortestPath($link, $bin);
- if ('.bat' === substr($bin, -4) || '.exe' === substr($bin, -4)) {
- $caller = 'call';
- } else {
- $handle = fopen($bin, 'r');
- $line = fgets($handle);
- fclose($handle);
- if (preg_match('{^#!/(?:usr/bin/env )?(?:[^/]+/)*(.+)$}m', $line, $match)) {
- $caller = trim($match[1]);
- } else {
- $caller = 'php';
- }
- }
- return "@ECHO OFF\r\n".
- "setlocal DISABLEDELAYEDEXPANSION\r\n".
- "SET BIN_TARGET=%~dp0/".trim(ProcessExecutor::escape($binPath), '"\'')."\r\n".
- "{$caller} \"%BIN_TARGET%\" %*\r\n";
- }
- protected function generateUnixyProxyCode($bin, $link)
- {
- $binPath = $this->filesystem->findShortestPath($link, $bin);
- $binDir = ProcessExecutor::escape(dirname($binPath));
- $binFile = basename($binPath);
- $proxyCode = <<<PROXY
- #!/usr/bin/env sh
- dir=$(d=\${0%[/\\\\]*}; cd "\$d"; cd $binDir && pwd)
- # See if we are running in Cygwin by checking for cygpath program
- if command -v 'cygpath' >/dev/null 2>&1; then
- # Cygwin paths start with /cygdrive/ which will break windows PHP,
- # so we need to translate the dir path to windows format. However
- # we could be using cygwin PHP which does not require this, so we
- # test if the path to PHP starts with /cygdrive/ rather than /usr/bin
- if [[ $(which php) == /cygdrive/* ]]; then
- dir=$(cygpath -m "\$dir");
- fi
- fi
- dir=$(echo \$dir | sed 's/ /\ /g')
- "\${dir}/$binFile" "$@"
- PROXY;
- return $proxyCode;
- }
- }