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Upgrade Twig library

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This commit is contained in:
Michael Foster 2013-08-01 15:20:12 -04:00
parent 22f3a95e0e
commit 0fe5528574
133 changed files with 5080 additions and 1386 deletions
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79
inc/lib/Twig/Loader/Chain.php
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@ -12,11 +12,11 @@
/**
* Loads templates from other loaders.
*
* @package twig
* @author Fabien Potencier <fabien@symfony.com>
* @author Fabien Potencier <fabien@symfony.com>
*/
class Twig_Loader_Chain implements Twig_LoaderInterface
class Twig_Loader_Chain implements Twig_LoaderInterface, Twig_ExistsLoaderInterface
{
private $hasSourceCache = array();
protected $loaders;
/**
@ -40,61 +40,100 @@ class Twig_Loader_Chain implements Twig_LoaderInterface
public function addLoader(Twig_LoaderInterface $loader)
{
$this->loaders[] = $loader;
$this->hasSourceCache = array();
}
/**
* Gets the source code of a template, given its name.
*
* @param string $name The name of the template to load
*
* @return string The template source code
* {@inheritdoc}
*/
public function getSource($name)
{
$exceptions = array();
foreach ($this->loaders as $loader) {
if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) {
continue;
}
try {
return $loader->getSource($name);
} catch (Twig_Error_Loader $e) {
$exceptions[] = $e->getMessage();
}
}
throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(', ', $exceptions)));
}
/**
* Gets the cache key to use for the cache for a given template name.
*
* @param string $name The name of the template to load
*
* @return string The cache key
* {@inheritdoc}
*/
public function exists($name)
{
$name = (string) $name;
if (isset($this->hasSourceCache[$name])) {
return $this->hasSourceCache[$name];
}
foreach ($this->loaders as $loader) {
if ($loader instanceof Twig_ExistsLoaderInterface) {
if ($loader->exists($name)) {
return $this->hasSourceCache[$name] = true;
}
continue;
}
try {
$loader->getSource($name);
return $this->hasSourceCache[$name] = true;
} catch (Twig_Error_Loader $e) {
}
}
return $this->hasSourceCache[$name] = false;
}
/**
* {@inheritdoc}
*/
public function getCacheKey($name)
{
$exceptions = array();
foreach ($this->loaders as $loader) {
if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) {
continue;
}
try {
return $loader->getCacheKey($name);
} catch (Twig_Error_Loader $e) {
$exceptions[] = get_class($loader).': '.$e->getMessage();
}
}
throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(' ', $exceptions)));
}
/**
* Returns true if the template is still fresh.
*
* @param string $name The template name
* @param timestamp $time The last modification time of the cached template
* {@inheritdoc}
*/
public function isFresh($name, $time)
{
$exceptions = array();
foreach ($this->loaders as $loader) {
if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) {
continue;
}
try {
return $loader->isFresh($name, $time);
} catch (Twig_Error_Loader $e) {
$exceptions[] = get_class($loader).': '.$e->getMessage();
}
}
throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(' ', $exceptions)));
}
}