87 lines
2.6 KiB
PHP
87 lines
2.6 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\DependencyInjection\Loader;
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use Symfony\Component\Config\Resource\FileResource;
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use Symfony\Component\Config\Util\XmlUtils;
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use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
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/**
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* IniFileLoader loads parameters from INI files.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class IniFileLoader extends FileLoader
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{
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/**
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* {@inheritdoc}
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*/
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public function load($resource, $type = null)
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{
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$path = $this->locator->locate($resource);
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$this->container->addResource(new FileResource($path));
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// first pass to catch parsing errors
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$result = parse_ini_file($path, true);
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if (false === $result || array() === $result) {
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throw new InvalidArgumentException(sprintf('The "%s" file is not valid.', $resource));
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}
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// real raw parsing
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$result = parse_ini_file($path, true, INI_SCANNER_RAW);
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if (isset($result['parameters']) && is_array($result['parameters'])) {
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foreach ($result['parameters'] as $key => $value) {
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$this->container->setParameter($key, $this->phpize($value));
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}
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function supports($resource, $type = null)
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{
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return is_string($resource) && 'ini' === pathinfo($resource, PATHINFO_EXTENSION);
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}
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/**
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* Note that the following features are not supported:
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* * strings with escaped quotes are not supported "foo\"bar";
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* * string concatenation ("foo" "bar").
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*/
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private function phpize($value)
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{
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// trim on the right as comments removal keep whitespaces
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$value = rtrim($value);
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$lowercaseValue = strtolower($value);
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switch (true) {
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case defined($value):
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return constant($value);
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case 'yes' === $lowercaseValue || 'on' === $lowercaseValue:
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return true;
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case 'no' === $lowercaseValue || 'off' === $lowercaseValue || 'none' === $lowercaseValue:
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return false;
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case isset($value[1]) && (
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("'" === $value[0] && "'" === $value[strlen($value) - 1]) ||
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('"' === $value[0] && '"' === $value[strlen($value) - 1])
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):
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// quoted string
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return substr($value, 1, -1);
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default:
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return XmlUtils::phpize($value);
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}
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}
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}
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