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PhpGeneratorDumper.php
148 lines (122 loc) · 3.74 KB
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PhpGeneratorDumper.php
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<?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\Routing\Generator\Dumper;
use Symfony\Component\Routing\Route;
/**
* PhpGeneratorDumper creates a PHP class able to generate URLs for a given set of routes.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class PhpGeneratorDumper extends GeneratorDumper
{
/**
* Dumps a set of routes to a PHP class.
*
* Available options:
*
* * class: The class name
* * base_class: The base class name
*
* @param array $options An array of options
*
* @return string A PHP class representing the generator class
*/
public function dump(array $options = array())
{
$options = array_merge(array(
'class' => 'ProjectUrlGenerator',
'base_class' => 'Symfony\\Component\\Routing\\Generator\\UrlGenerator',
), $options);
return
$this->startClass($options['class'], $options['base_class']).
$this->addConstructor().
$this->addGenerator().
$this->endClass()
;
}
private function addGenerator()
{
$methods = array();
foreach ($this->getRoutes()->all() as $name => $route) {
$compiledRoute = $route->compile();
$variables = str_replace("\n", '', var_export($compiledRoute->getVariables(), true));
$defaultsMerge = '';
foreach ($compiledRoute->getDefaults() as $key => $value) {
$defaultsMerge .= ' $defaults[\''.$key.'\'] = '.str_replace("\n", '', var_export($value, true)).';'."\n";
}
$requirements = str_replace("\n", '', var_export($compiledRoute->getRequirements(), true));
$tokens = str_replace("\n", '', var_export($compiledRoute->getTokens(), true));
$escapedName = str_replace('.', '__', $name);
$methods[] = <<<EOF
private function get{$escapedName}RouteInfo()
{
\$defaults = \$this->defaults;
$defaultsMerge
return array($variables, \$defaults, $requirements, $tokens);
}
EOF
;
}
$methods = implode("\n", $methods);
return <<<EOF
public function generate(\$name, array \$parameters, \$absolute = false)
{
if (!isset(self::\$declaredRouteNames[\$name])) {
throw new \InvalidArgumentException(sprintf('Route "%s" does not exist.', \$name));
}
\$escapedName = str_replace('.', '__', \$name);
list(\$variables, \$defaults, \$requirements, \$tokens) = \$this->{'get'.\$escapedName.'RouteInfo'}();
return \$this->doGenerate(\$variables, \$defaults, \$requirements, \$tokens, \$parameters, \$name, \$absolute);
}
$methods
EOF;
}
private function startClass($class, $baseClass)
{
$routes = array();
foreach ($this->getRoutes()->all() as $name => $route) {
$routes[] = " '$name' => true,";
}
$routes = implode("\n", $routes);
return <<<EOF
<?php
/**
* $class
*
* This class has been auto-generated
* by the Symfony Routing Component.
*/
class $class extends $baseClass
{
static private \$declaredRouteNames = array(
$routes
);
EOF;
}
private function addConstructor()
{
return <<<EOF
/**
* Constructor.
*/
public function __construct(array \$context = array(), array \$defaults = array())
{
\$this->context = \$context;
\$this->defaults = \$defaults;
}
EOF;
}
private function endClass()
{
return <<<EOF
}
EOF;
}
}