This file is indexed.

/usr/share/php/Composer/Installer/PearBinaryInstaller.php is in composer 1.6.3-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
<?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\ProcessExecutor;

/**
 * Utility to handle installation of package "bin"/binaries for PEAR packages
 *
 * @author Jordi Boggiano <j.boggiano@seld.be>
 */
class PearBinaryInstaller extends BinaryInstaller
{
    private $installer;
    private $vendorDir;

    /**
     * @param IOInterface   $io
     * @param string        $binDir
     * @param string        $vendorDir
     * @param string        $binCompat
     * @param Filesystem    $filesystem
     * @param PearInstaller $installer
     */
    public function __construct(IOInterface $io, $binDir, $vendorDir, $binCompat, Filesystem $filesystem, PearInstaller $installer)
    {
        parent::__construct($io, $binDir, $binCompat, $filesystem);
        $this->installer = $installer;
        $this->vendorDir = $vendorDir;
    }

    protected function getBinaries(PackageInterface $package)
    {
        $binariesPath = $this->installer->getInstallPath($package) . '/bin/';
        $binaries = array();
        if (file_exists($binariesPath)) {
            foreach (new \FilesystemIterator($binariesPath, \FilesystemIterator::KEY_AS_FILENAME | \FilesystemIterator::CURRENT_AS_FILEINFO) as $fileName => $value) {
                if (!$value->isDir()) {
                    $binaries[] = 'bin/'.$fileName;
                }
            }
        }

        return $binaries;
    }

    protected function initializeBinDir()
    {
        parent::initializeBinDir();
        file_put_contents($this->binDir.'/composer-php', $this->generateUnixyPhpProxyCode());
        @chmod($this->binDir.'/composer-php', 0777);
        file_put_contents($this->binDir.'/composer-php.bat', $this->generateWindowsPhpProxyCode());
        @chmod($this->binDir.'/composer-php.bat', 0777);
    }

    protected function generateWindowsProxyCode($bin, $link)
    {
        $binPath = $this->filesystem->findShortestPath($link, $bin);
        if ('.bat' === substr($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';
            }

            if ($caller === 'php') {
                return "@echo off\r\n".
                    "pushd .\r\n".
                    "cd %~dp0\r\n".
                    "set PHP_PROXY=%CD%\\composer-php.bat\r\n".
                    "cd ".ProcessExecutor::escape(dirname($binPath))."\r\n".
                    "set BIN_TARGET=%CD%\\".basename($binPath)."\r\n".
                    "popd\r\n".
                    "%PHP_PROXY% \"%BIN_TARGET%\" %*\r\n";
            }
        }

        return "@echo off\r\n".
            "pushd .\r\n".
            "cd %~dp0\r\n".
            "cd ".ProcessExecutor::escape(dirname($binPath))."\r\n".
            "set BIN_TARGET=%CD%\\".basename($binPath)."\r\n".
            "popd\r\n".
            $caller." \"%BIN_TARGET%\" %*\r\n";
    }

    private function generateWindowsPhpProxyCode()
    {
        $binToVendor = $this->filesystem->findShortestPath($this->binDir, $this->vendorDir, true);

        return
            "@echo off\r\n" .
            "setlocal enabledelayedexpansion\r\n" .
            "set BIN_DIR=%~dp0\r\n" .
            "set VENDOR_DIR=%BIN_DIR%\\".$binToVendor."\r\n" .
            "set DIRS=.\r\n" .
            "FOR /D %%V IN (%VENDOR_DIR%\\*) DO (\r\n" .
            "    FOR /D %%P IN (%%V\\*) DO (\r\n" .
            "        set DIRS=!DIRS!;%%~fP\r\n" .
            "    )\r\n" .
            ")\r\n" .
            "php.exe -d include_path=!DIRS! %*\r\n";
    }

    private function generateUnixyPhpProxyCode()
    {
        $binToVendor = $this->filesystem->findShortestPath($this->binDir, $this->vendorDir, true);

        return
            "#!/usr/bin/env sh\n".
            "SRC_DIR=`pwd`\n".
            "BIN_DIR=`dirname $0`\n".
            "VENDOR_DIR=\$BIN_DIR/".escapeshellarg($binToVendor)."\n".
            "DIRS=\"\"\n".
            "for vendor in \$VENDOR_DIR/*; do\n".
            "    if [ -d \"\$vendor\" ]; then\n".
            "        for package in \$vendor/*; do\n".
            "            if [ -d \"\$package\" ]; then\n".
            "                DIRS=\"\${DIRS}:\${package}\"\n".
            "            fi\n".
            "        done\n".
            "    fi\n".
            "done\n".
            "php -d include_path=\".\$DIRS\" $@\n";
    }
}