vendor/symfony/src/Symfony/Component/DependencyInjection/Dumper/XmlDumper.php
changeset 0 7f95f8617b0b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/symfony/src/Symfony/Component/DependencyInjection/Dumper/XmlDumper.php	Sat Sep 24 15:40:41 2011 +0200
@@ -0,0 +1,305 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\Dumper;
+
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Parameter;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\DependencyInjection\Definition;
+
+/**
+ * XmlDumper dumps a service container as an XML string.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Martin HasoĊˆ <martin.hason@gmail.com>
+ *
+ * @api
+ */
+class XmlDumper extends Dumper
+{
+    /**
+     * @var \DOMDocument
+     */
+    private $document;
+
+    /**
+     * Dumps the service container as an XML string.
+     *
+     * @param  array  $options An array of options
+     *
+     * @return string An xml string representing of the service container
+     *
+     * @api
+     */
+    public function dump(array $options = array())
+    {
+        $this->document = new \DOMDocument('1.0', 'utf-8');
+        $this->document->formatOutput = true;
+
+        $container = $this->document->createElementNS('http://symfony.com/schema/dic/services', 'container');
+        $container->setAttribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');
+        $container->setAttribute('xsi:schemaLocation', 'http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd');
+
+        $this->addParameters($container);
+        $this->addServices($container);
+
+        $this->document->appendChild($container);
+        $xml = $this->document->saveXML();
+        $this->document = null;
+
+        return $xml;
+    }
+
+    /**
+     * Adds parameters.
+     *
+     * @param DOMElement $parent
+     * @return void
+     */
+    private function addParameters(\DOMElement $parent)
+    {
+        $data = $this->container->getParameterBag()->all();
+        if (!$data) {
+            return;
+        }
+
+        if ($this->container->isFrozen()) {
+            $data = $this->escape($data);
+        }
+
+        $parameters = $this->document->createElement('parameters');
+        $parent->appendChild($parameters);
+        $this->convertParameters($data, 'parameter', $parameters);
+    }
+
+    /**
+     * Adds method calls.
+     *
+     * @param array $methodcalls
+     * @param DOMElement $parent
+     * @return void
+     */
+    private function addMethodCalls(array $methodcalls, \DOMElement $parent)
+    {
+        foreach ($methodcalls as $methodcall) {
+            $call = $this->document->createElement('call');
+            $call->setAttribute('method', $methodcall[0]);
+            if (count($methodcall[1])) {
+                $this->convertParameters($methodcall[1], 'argument', $call);
+            }
+            $parent->appendChild($call);
+        }
+    }
+
+    /**
+     * Adds a service.
+     *
+     * @param Definition $definition
+     * @param string $id
+     * @param DOMElement $parent
+     * @return void
+     */
+    private function addService($definition, $id, \DOMElement $parent)
+    {
+        $service = $this->document->createElement('service');
+        if (null !== $id) {
+            $service->setAttribute('id', $id);
+        }
+        if ($definition->getClass()) {
+            $service->setAttribute('class', $definition->getClass());
+        }
+        if ($definition->getFactoryMethod()) {
+            $service->setAttribute('factory-method', $definition->getFactoryMethod());
+        }
+        if ($definition->getFactoryService()) {
+            $service->setAttribute('factory-service', $definition->getFactoryService());
+        }
+        if (ContainerInterface::SCOPE_CONTAINER !== $scope = $definition->getScope()) {
+            $service->setAttribute('scope', $scope);
+        }
+        if (!$definition->isPublic()) {
+            $service->setAttribute('public', 'false');
+        }
+
+        foreach ($definition->getTags() as $name => $tags) {
+            foreach ($tags as $attributes) {
+                $tag = $this->document->createElement('tag');
+                $tag->setAttribute('name', $name);
+                foreach ($attributes as $key => $value) {
+                    $tag->setAttribute($key, $value);
+                }
+                $service->appendChild($tag);
+            }
+        }
+
+        if ($definition->getFile()) {
+            $file = $this->document->createElement('file', $definition->getFile());
+            $service->appendChild($file);
+        }
+
+        if ($parameters = $definition->getArguments()) {
+            $this->convertParameters($parameters, 'argument', $service);
+        }
+
+        if ($parameters = $definition->getProperties()) {
+            $this->convertParameters($parameters, 'property', $service, 'name');
+        }
+
+        $this->addMethodCalls($definition->getMethodCalls(), $service);
+
+        if ($callable = $definition->getConfigurator()) {
+            $configurator = $this->document->createElement('configurator');
+            if (is_array($callable)) {
+                $configurator->setAttribute((is_object($callable[0]) && $callable[0] instanceof Reference ? 'service' : 'class'), $callable[0]);
+                $configurator->setAttribute('method', $callable[1]);
+            } else {
+                $configurator->setAttribute('function', $callable);
+            }
+            $service->appendChild($configurator);
+        }
+
+        $parent->appendChild($service);
+    }
+
+    /**
+     * Adds a service alias.
+     *
+     * @param string $alias
+     * @param string $id
+     * @param DOMElement $parent
+     * @return void
+     */
+    private function addServiceAlias($alias, $id, \DOMElement $parent)
+    {
+        $service = $this->document->createElement('service');
+        $service->setAttribute('id', $alias);
+        $service->setAttribute('alias', $id);
+        if (!$id->isPublic()) {
+            $service->setAttribute('public', 'false');
+        }
+        $parent->appendChild($service);
+    }
+
+    /**
+     * Adds services.
+     *
+     * @param DOMElement $parent
+     * @return void
+     */
+    private function addServices(\DOMElement $parent)
+    {
+        $definitions = $this->container->getDefinitions();
+        if (!$definitions) {
+            return;
+        }
+
+        $services = $this->document->createElement('services');
+        foreach ($definitions as $id => $definition) {
+            $this->addService($definition, $id, $services);
+        }
+
+        foreach ($this->container->getAliases() as $alias => $id) {
+            $this->addServiceAlias($alias, $id, $services);
+        }
+        $parent->appendChild($services);
+    }
+
+    /**
+     * Converts parameters.
+     *
+     * @param array      $parameters
+     * @param string     $type
+     * @param DOMElement $parent
+     * @param string     $keyAttribute
+     * @return void
+     */
+    private function convertParameters($parameters, $type, \DOMElement $parent, $keyAttribute = 'key')
+    {
+        $withKeys = array_keys($parameters) !== range(0, count($parameters) - 1);
+        foreach ($parameters as $key => $value) {
+            $element = $this->document->createElement($type);
+            if ($withKeys) {
+                $element->setAttribute($keyAttribute, $key);
+            }
+
+            if (is_array($value)) {
+                $element->setAttribute('type', 'collection');
+                $this->convertParameters($value, $type, $element, 'key');
+            } else if (is_object($value) && $value instanceof Reference) {
+                $element->setAttribute('type', 'service');
+                $element->setAttribute('id', (string) $value);
+                $behaviour = $value->getInvalidBehavior();
+                if ($behaviour == ContainerInterface::NULL_ON_INVALID_REFERENCE) {
+                    $element->setAttribute('on-invalid', 'null');
+                } else if ($behaviour == ContainerInterface::IGNORE_ON_INVALID_REFERENCE) {
+                    $element->setAttribute('on-invalid', 'ignore');
+                }
+            } else if (is_object($value) && $value instanceof Definition) {
+                $element->setAttribute('type', 'service');
+                $this->addService($value, null, $element);
+            } else {
+                if (in_array($value, array('null', 'true', 'false'), true)) {
+                    $element->setAttribute('type', 'string');
+                }
+                $text = $this->document->createTextNode(self::phpToXml($value));
+                $element->appendChild($text);
+            }
+            $parent->appendChild($element);
+        }
+    }
+
+    /**
+     * Escapes arguments
+     *
+     * @param array $arguments
+     * @return array
+     */
+    private function escape($arguments)
+    {
+        $args = array();
+        foreach ($arguments as $k => $v) {
+            if (is_array($v)) {
+                $args[$k] = $this->escape($v);
+            } elseif (is_string($v)) {
+                $args[$k] = str_replace('%', '%%', $v);
+            } else {
+                $args[$k] = $v;
+            }
+        }
+
+        return $args;
+    }
+
+    /**
+     * Converts php types to xml types.
+     *
+     * @param mixed $value Value to convert
+     * @throws \RuntimeException When trying to dump object or resource
+     */
+    static public function phpToXml($value)
+    {
+        switch (true) {
+            case null === $value:
+                return 'null';
+            case true === $value:
+                return 'true';
+            case false === $value:
+                return 'false';
+            case is_object($value) && $value instanceof Parameter:
+                return '%'.$value.'%';
+            case is_object($value) || is_resource($value):
+                throw new \RuntimeException('Unable to dump a service container if a parameter is an object or a resource.');
+            default:
+                return (string) $value;
+        }
+    }
+}