function Compiler::getStub

1 call to Compiler::getStub()

Compiler::compile in vendor/composer/composer/src/Composer/Compiler.php

Compiles composer into a single phar file

File

vendor/composer/composer/src/Composer/Compiler.php, line 280

Class

Compiler

The Compiler class compiles composer into a phar

Namespace

Composer

Code

private function getStub() : string {
    $stub = <<<'EOF'
#!/usr/bin/env php
<?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 that is located at the bottom of this file.
 */

// Avoid APC causing random fatal errors per https://github.com/composer/composer/issues/264
if (extension_loaded('apc') && filter_var(ini_get('apc.enable_cli'), FILTER_VALIDATE_BOOLEAN) && filter_var(ini_get('apc.cache_by_default'), FILTER_VALIDATE_BOOLEAN)) {
    if (version_compare(phpversion('apc'), '3.0.12', '>=')) {
        ini_set('apc.cache_by_default', 0);
    } else {
        fwrite(STDERR, 'Warning: APC <= 3.0.12 may cause fatal errors when running composer commands.'.PHP_EOL);
        fwrite(STDERR, 'Update APC, or set apc.enable_cli or apc.cache_by_default to 0 in your php.ini.'.PHP_EOL);
    }
}

if (!class_exists('Phar')) {
    echo 'PHP\'s phar extension is missing. Composer requires it to run. Enable the extension or recompile php without --disable-phar then try again.' . PHP_EOL;
    exit(1);
}

Phar::mapPhar('composer.phar');

EOF;
    // add warning once the phar is older than 60 days
    if (Preg::isMatch('{^[a-f0-9]+$}', $this->version)) {
        $warningTime = (int) $this->versionDate
            ->format('U') + 60 * 86400;
        $stub .= "define('COMPOSER_DEV_WARNING_TIME', {$warningTime});\n";
    }
    return $stub . <<<'EOF'
require 'phar://composer.phar/bin/composer';

__HALT_COMPILER();
EOF;
}