diff vendor/symfony/dependency-injection/Dumper/YamlDumper.php @ 0:c75dbcec494b

Initial commit from drush-created site

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/symfony/dependency-injection/Dumper/YamlDumper.php	Thu Jul 05 14:24:15 2018 +0000
@@ -0,0 +1,381 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[e-mail]>
+ *
+ * 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\Yaml\Dumper as YmlDumper;
+use Symfony\Component\Yaml\Parser;
+use Symfony\Component\Yaml\Tag\TaggedValue;
+use Symfony\Component\Yaml\Yaml;
+use Symfony\Component\DependencyInjection\Alias;
+use Symfony\Component\DependencyInjection\Argument\ArgumentInterface;
+use Symfony\Component\DependencyInjection\Argument\IteratorArgument;
+use Symfony\Component\DependencyInjection\Argument\ServiceClosureArgument;
+use Symfony\Component\DependencyInjection\Argument\TaggedIteratorArgument;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Parameter;
+use Symfony\Component\DependencyInjection\Reference;
+use Symfony\Component\DependencyInjection\Exception\RuntimeException;
+use Symfony\Component\ExpressionLanguage\Expression;
+
+/**
+ * YamlDumper dumps a service container as a YAML string.
+ *
+ * @author Fabien Potencier <[e-mail]>
+ */
+class YamlDumper extends Dumper
+{
+    private $dumper;
+
+    /**
+     * Dumps the service container as an YAML string.
+     *
+     * @return string A YAML string representing of the service container
+     */
+    public function dump(array $options = array())
+    {
+        if (!class_exists('Symfony\Component\Yaml\Dumper')) {
+            throw new RuntimeException('Unable to dump the container as the Symfony Yaml Component is not installed.');
+        }
+
+        if (null === $this->dumper) {
+            $this->dumper = new YmlDumper();
+        }
+
+        return $this->container->resolveEnvPlaceholders($this->addParameters()."\n".$this->addServices());
+    }
+
+    /**
+     * Adds a service.
+     *
+     * @param string     $id
+     * @param Definition $definition
+     *
+     * @return string
+     */
+    private function addService($id, Definition $definition)
+    {
+        $code = "    $id:\n";
+        if ($class = $definition->getClass()) {
+            if ('\\' === substr($class, 0, 1)) {
+                $class = substr($class, 1);
+            }
+
+            $code .= sprintf("        class: %s\n", $this->dumper->dump($class));
+        }
+
+        if (!$definition->isPrivate()) {
+            $code .= sprintf("        public: %s\n", $definition->isPublic() ? 'true' : 'false');
+        }
+
+        $tagsCode = '';
+        foreach ($definition->getTags() as $name => $tags) {
+            foreach ($tags as $attributes) {
+                $att = array();
+                foreach ($attributes as $key => $value) {
+                    $att[] = sprintf('%s: %s', $this->dumper->dump($key), $this->dumper->dump($value));
+                }
+                $att = $att ? ', '.implode(', ', $att) : '';
+
+                $tagsCode .= sprintf("            - { name: %s%s }\n", $this->dumper->dump($name), $att);
+            }
+        }
+        if ($tagsCode) {
+            $code .= "        tags:\n".$tagsCode;
+        }
+
+        if ($definition->getFile()) {
+            $code .= sprintf("        file: %s\n", $this->dumper->dump($definition->getFile()));
+        }
+
+        if ($definition->isSynthetic()) {
+            $code .= "        synthetic: true\n";
+        }
+
+        if ($definition->isDeprecated()) {
+            $code .= sprintf("        deprecated: %s\n", $definition->getDeprecationMessage('%service_id%'));
+        }
+
+        if ($definition->isAutowired()) {
+            $code .= "        autowire: true\n";
+        }
+
+        $autowiringTypesCode = '';
+        foreach ($definition->getAutowiringTypes(false) as $autowiringType) {
+            $autowiringTypesCode .= sprintf("            - %s\n", $this->dumper->dump($autowiringType));
+        }
+        if ($autowiringTypesCode) {
+            $code .= sprintf("        autowiring_types:\n%s", $autowiringTypesCode);
+        }
+
+        if ($definition->isAutoconfigured()) {
+            $code .= "        autoconfigure: true\n";
+        }
+
+        if ($definition->isAbstract()) {
+            $code .= "        abstract: true\n";
+        }
+
+        if ($definition->isLazy()) {
+            $code .= "        lazy: true\n";
+        }
+
+        if ($definition->getArguments()) {
+            $code .= sprintf("        arguments: %s\n", $this->dumper->dump($this->dumpValue($definition->getArguments()), 0));
+        }
+
+        if ($definition->getProperties()) {
+            $code .= sprintf("        properties: %s\n", $this->dumper->dump($this->dumpValue($definition->getProperties()), 0));
+        }
+
+        if ($definition->getMethodCalls()) {
+            $code .= sprintf("        calls:\n%s\n", $this->dumper->dump($this->dumpValue($definition->getMethodCalls()), 1, 12));
+        }
+
+        if (!$definition->isShared()) {
+            $code .= "        shared: false\n";
+        }
+
+        if (null !== $decorated = $definition->getDecoratedService()) {
+            list($decorated, $renamedId, $priority) = $decorated;
+            $code .= sprintf("        decorates: %s\n", $decorated);
+            if (null !== $renamedId) {
+                $code .= sprintf("        decoration_inner_name: %s\n", $renamedId);
+            }
+            if (0 !== $priority) {
+                $code .= sprintf("        decoration_priority: %s\n", $priority);
+            }
+        }
+
+        if ($callable = $definition->getFactory()) {
+            $code .= sprintf("        factory: %s\n", $this->dumper->dump($this->dumpCallable($callable), 0));
+        }
+
+        if ($callable = $definition->getConfigurator()) {
+            $code .= sprintf("        configurator: %s\n", $this->dumper->dump($this->dumpCallable($callable), 0));
+        }
+
+        return $code;
+    }
+
+    /**
+     * Adds a service alias.
+     *
+     * @param string $alias
+     * @param Alias  $id
+     *
+     * @return string
+     */
+    private function addServiceAlias($alias, Alias $id)
+    {
+        if ($id->isPrivate()) {
+            return sprintf("    %s: '@%s'\n", $alias, $id);
+        }
+
+        return sprintf("    %s:\n        alias: %s\n        public: %s\n", $alias, $id, $id->isPublic() ? 'true' : 'false');
+    }
+
+    /**
+     * Adds services.
+     *
+     * @return string
+     */
+    private function addServices()
+    {
+        if (!$this->container->getDefinitions()) {
+            return '';
+        }
+
+        $code = "services:\n";
+        foreach ($this->container->getDefinitions() as $id => $definition) {
+            $code .= $this->addService($id, $definition);
+        }
+
+        $aliases = $this->container->getAliases();
+        foreach ($aliases as $alias => $id) {
+            while (isset($aliases[(string) $id])) {
+                $id = $aliases[(string) $id];
+            }
+            $code .= $this->addServiceAlias($alias, $id);
+        }
+
+        return $code;
+    }
+
+    /**
+     * Adds parameters.
+     *
+     * @return string
+     */
+    private function addParameters()
+    {
+        if (!$this->container->getParameterBag()->all()) {
+            return '';
+        }
+
+        $parameters = $this->prepareParameters($this->container->getParameterBag()->all(), $this->container->isCompiled());
+
+        return $this->dumper->dump(array('parameters' => $parameters), 2);
+    }
+
+    /**
+     * Dumps callable to YAML format.
+     *
+     * @param callable $callable
+     *
+     * @return callable
+     */
+    private function dumpCallable($callable)
+    {
+        if (is_array($callable)) {
+            if ($callable[0] instanceof Reference) {
+                $callable = array($this->getServiceCall((string) $callable[0], $callable[0]), $callable[1]);
+            } else {
+                $callable = array($callable[0], $callable[1]);
+            }
+        }
+
+        return $callable;
+    }
+
+    /**
+     * Dumps the value to YAML format.
+     *
+     * @param mixed $value
+     *
+     * @return mixed
+     *
+     * @throws RuntimeException When trying to dump object or resource
+     */
+    private function dumpValue($value)
+    {
+        if ($value instanceof ServiceClosureArgument) {
+            $value = $value->getValues()[0];
+        }
+        if ($value instanceof ArgumentInterface) {
+            if ($value instanceof TaggedIteratorArgument) {
+                return new TaggedValue('tagged', $value->getTag());
+            }
+            if ($value instanceof IteratorArgument) {
+                $tag = 'iterator';
+            } else {
+                throw new RuntimeException(sprintf('Unspecified Yaml tag for type "%s".', get_class($value)));
+            }
+
+            return new TaggedValue($tag, $this->dumpValue($value->getValues()));
+        }
+
+        if (is_array($value)) {
+            $code = array();
+            foreach ($value as $k => $v) {
+                $code[$k] = $this->dumpValue($v);
+            }
+
+            return $code;
+        } elseif ($value instanceof Reference) {
+            return $this->getServiceCall((string) $value, $value);
+        } elseif ($value instanceof Parameter) {
+            return $this->getParameterCall((string) $value);
+        } elseif ($value instanceof Expression) {
+            return $this->getExpressionCall((string) $value);
+        } elseif ($value instanceof Definition) {
+            return new TaggedValue('service', (new Parser())->parse("_:\n".$this->addService('_', $value), Yaml::PARSE_CUSTOM_TAGS)['_']['_']);
+        } elseif (is_object($value) || is_resource($value)) {
+            throw new RuntimeException('Unable to dump a service container if a parameter is an object or a resource.');
+        }
+
+        return $value;
+    }
+
+    /**
+     * Gets the service call.
+     *
+     * @param string    $id
+     * @param Reference $reference
+     *
+     * @return string
+     */
+    private function getServiceCall($id, Reference $reference = null)
+    {
+        if (null !== $reference) {
+            switch ($reference->getInvalidBehavior()) {
+                case ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE: break;
+                case ContainerInterface::IGNORE_ON_UNINITIALIZED_REFERENCE: return sprintf('@!%s', $id);
+                default: return sprintf('@?%s', $id);
+            }
+        }
+
+        return sprintf('@%s', $id);
+    }
+
+    /**
+     * Gets parameter call.
+     *
+     * @param string $id
+     *
+     * @return string
+     */
+    private function getParameterCall($id)
+    {
+        return sprintf('%%%s%%', $id);
+    }
+
+    private function getExpressionCall($expression)
+    {
+        return sprintf('@=%s', $expression);
+    }
+
+    /**
+     * Prepares parameters.
+     *
+     * @param array $parameters
+     * @param bool  $escape
+     *
+     * @return array
+     */
+    private function prepareParameters(array $parameters, $escape = true)
+    {
+        $filtered = array();
+        foreach ($parameters as $key => $value) {
+            if (is_array($value)) {
+                $value = $this->prepareParameters($value, $escape);
+            } elseif ($value instanceof Reference || is_string($value) && 0 === strpos($value, '@')) {
+                $value = '@'.$value;
+            }
+
+            $filtered[$key] = $value;
+        }
+
+        return $escape ? $this->escape($filtered) : $filtered;
+    }
+
+    /**
+     * Escapes arguments.
+     *
+     * @return array
+     */
+    private function escape(array $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;
+    }
+}