91 lines
2.1 KiB
PHP
91 lines
2.1 KiB
PHP
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<?php
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class InstallComposer
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{
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/**
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* @var string
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*/
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private $composer;
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/**
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* @return bool
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*/
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public function check()
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{
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return file_exists(dirname(__DIR__).'/vendor/autoload.php');
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}
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public function install()
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{
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require_once 'phar://'.$this->getComposer().'/src/bootstrap.php';
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$this->initEnv();
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$application = new \Composer\Console\Application();
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$application->setAutoExit(false);
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$input = new \Symfony\Component\Console\Input\ArrayInput(array(
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'command' => 'install',
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'-d' => __DIR__.'/..',
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'-vvv',
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'--optimize-autoloader',
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));
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$output = new \Symfony\Component\Console\Output\NullOutput();
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$application->run($input, $output);
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}
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/**
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* @return string
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*/
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private function getComposer()
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{
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if (null === $this->composer) {
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$this->initComposer();
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}
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return $this->composer;
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}
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private function initComposer()
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{
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// Composer exist ?
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$locations = array(
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__DIR__.'/../composer.phar',
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'/usr/bin/composer.phar',
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'/usr/local/bin/composer.phar',
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);
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$this->composer = null;
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foreach ($locations as $location) {
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if (file_exists($location) === true) {
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$this->composer = $location;
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break;
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}
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}
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// If composer not found, download it !
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if (null === $this->composer) {
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if (!file_put_contents(
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__DIR__.'/../composer.phar',
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file_get_contents('https://getcomposer.org/composer.phar')
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)
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) {
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throw new \Exception('Impossible to download composer');
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}
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$this->composer = __DIR__.'/../composer.phar';
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}
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}
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private function initEnv()
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{
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$composer_home = getenv('COMPOSER_HOME');
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$personal_home = getenv('HOME');
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if (empty($composer_home) === true && empty($personal_home) === true) {
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putenv('COMPOSER_HOME='.sys_get_temp_dir());
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}
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}
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}
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