@trigger_error('Not passing a Twig_LoaderInterface as the first constructor argument of Twig_Environment is deprecated since version 1.21.', E_USER_DEPRECATED);
* Clears the template cache files on the filesystem.
*
* @deprecated since 1.22 (to be removed in 2.0)
*/
public function clearCacheFiles()
{
@trigger_error(sprintf('The %s method is deprecated since version 1.22 and will be removed in Twig 2.0.', __METHOD__), E_USER_DEPRECATED);
if (is_string($this->originalCache)) {
foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($this->originalCache), RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
if ($file->isFile()) {
@unlink($file->getPathname());
}
}
}
}
/**
* Gets the Lexer instance.
*
* @return Twig_LexerInterface
*
* @deprecated since 1.25 (to be removed in 2.0)
*/
public function getLexer()
{
@trigger_error(sprintf('The %s() method is deprecated since version 1.25 and will be removed in 2.0.', __FUNCTION__), E_USER_DEPRECATED);
if (null === $this->lexer) {
$this->lexer = new Twig_Lexer($this);
}
return $this->lexer;
}
public function setLexer(Twig_LexerInterface $lexer)
{
$this->lexer = $lexer;
}
/**
* Tokenizes a source code.
*
* @param string|Twig_Source $source The template source code
* @param string $name The template name (deprecated)
*
* @return Twig_TokenStream
*
* @throws Twig_Error_Syntax When the code is syntactically wrong
*/
public function tokenize($source, $name = null)
{
if (!$source instanceof Twig_Source) {
@trigger_error(sprintf('Passing a string as the $source argument of %s() is deprecated since version 1.27. Pass a Twig_Source instance instead.', __METHOD__), E_USER_DEPRECATED);
$source = new Twig_Source($source, $name);
}
if (null === $this->lexer) {
$this->lexer = new Twig_Lexer($this);
}
return $this->lexer->tokenize($source);
}
/**
* Gets the Parser instance.
*
* @return Twig_ParserInterface
*
* @deprecated since 1.25 (to be removed in 2.0)
*/
public function getParser()
{
@trigger_error(sprintf('The %s() method is deprecated since version 1.25 and will be removed in 2.0.', __FUNCTION__), E_USER_DEPRECATED);
if (null === $this->parser) {
$this->parser = new Twig_Parser($this);
}
return $this->parser;
}
public function setParser(Twig_ParserInterface $parser)
{
$this->parser = $parser;
}
/**
* Converts a token stream to a node tree.
*
* @return Twig_Node_Module
*
* @throws Twig_Error_Syntax When the token stream is syntactically or semantically wrong
*/
public function parse(Twig_TokenStream $stream)
{
if (null === $this->parser) {
$this->parser = new Twig_Parser($this);
}
return $this->parser->parse($stream);
}
/**
* Gets the Compiler instance.
*
* @return Twig_CompilerInterface
*
* @deprecated since 1.25 (to be removed in 2.0)
*/
public function getCompiler()
{
@trigger_error(sprintf('The %s() method is deprecated since version 1.25 and will be removed in 2.0.', __FUNCTION__), E_USER_DEPRECATED);
if (null === $this->compiler) {
$this->compiler = new Twig_Compiler($this);
}
return $this->compiler;
}
public function setCompiler(Twig_CompilerInterface $compiler)
* @param string|Twig_Source $source The template source code
* @param string $name The template name (deprecated)
*
* @return string The compiled PHP source code
*
* @throws Twig_Error_Syntax When there was an error during tokenizing, parsing or compiling
*/
public function compileSource($source, $name = null)
{
if (!$source instanceof Twig_Source) {
@trigger_error(sprintf('Passing a string as the $source argument of %s() is deprecated since version 1.27. Pass a Twig_Source instance instead.', __METHOD__), E_USER_DEPRECATED);
throw new Twig_Error_Syntax(sprintf('An exception has been thrown during the compilation of a template ("%s").', $e->getMessage()), -1, $source, $e);
}
}
public function setLoader(Twig_LoaderInterface $loader)
{
if (!$loader instanceof Twig_SourceContextLoaderInterface && 0 !== strpos(get_class($loader), 'Mock_')) {
@trigger_error(sprintf('Twig loader "%s" should implement Twig_SourceContextLoaderInterface since version 1.27.', get_class($loader)), E_USER_DEPRECATED);
}
$this->loader = $loader;
}
/**
* Gets the Loader instance.
*
* @return Twig_LoaderInterface
*/
public function getLoader()
{
if (null === $this->loader) {
throw new LogicException('You must set a loader first.');
}
return $this->loader;
}
/**
* Sets the default template charset.
*
* @param string $charset The default charset
*/
public function setCharset($charset)
{
$this->charset = strtoupper($charset);
}
/**
* Gets the default template charset.
*
* @return string The default charset
*/
public function getCharset()
{
return $this->charset;
}
/**
* Initializes the runtime environment.
*
* @deprecated since 1.23 (to be removed in 2.0)
*/
public function initRuntime()
{
$this->runtimeInitialized = true;
foreach ($this->getExtensions() as $name => $extension) {
if (!$extension instanceof Twig_Extension_InitRuntimeInterface) {
$m = new ReflectionMethod($extension, 'initRuntime');
if ('Twig_Extension' !== $m->getDeclaringClass()->getName()) {
@trigger_error(sprintf('Defining the initRuntime() method in the "%s" extension is deprecated since version 1.23. Use the `needs_environment` option to get the Twig_Environment instance in filters, functions, or tests; or explicitly implement Twig_Extension_InitRuntimeInterface if needed (not recommended).', $name), E_USER_DEPRECATED);
}
}
$extension->initRuntime($this);
}
}
/**
* Returns true if the given extension is registered.
*
* @param string $class The extension class name
*
* @return bool Whether the extension is registered or not
*/
public function hasExtension($class)
{
$class = ltrim($class, '\\');
if (!isset($this->extensionsByClass[$class]) && class_exists($class, false)) {
// For BC/FC with namespaced aliases
$class = new ReflectionClass($class);
$class = $class->name;
}
if (isset($this->extensions[$class])) {
if ($class !== get_class($this->extensions[$class])) {
@trigger_error(sprintf('Referencing the "%s" extension by its name (defined by getName()) is deprecated since 1.26 and will be removed in Twig 2.0. Use the Fully Qualified Extension Class Name instead.', $class), E_USER_DEPRECATED);
}
return true;
}
return isset($this->extensionsByClass[$class]);
}
/**
* Adds a runtime loader.
*/
public function addRuntimeLoader(Twig_RuntimeLoaderInterface $loader)
{
$this->runtimeLoaders[] = $loader;
}
/**
* Gets an extension by class name.
*
* @param string $class The extension class name
*
* @return Twig_ExtensionInterface
*/
public function getExtension($class)
{
$class = ltrim($class, '\\');
if (!isset($this->extensionsByClass[$class]) && class_exists($class, false)) {
// For BC/FC with namespaced aliases
$class = new ReflectionClass($class);
$class = $class->name;
}
if (isset($this->extensions[$class])) {
if ($class !== get_class($this->extensions[$class])) {
@trigger_error(sprintf('Referencing the "%s" extension by its name (defined by getName()) is deprecated since 1.26 and will be removed in Twig 2.0. Use the Fully Qualified Extension Class Name instead.', $class), E_USER_DEPRECATED);
}
return $this->extensions[$class];
}
if (!isset($this->extensionsByClass[$class])) {
throw new Twig_Error_Runtime(sprintf('The "%s" extension is not enabled.', $class));
}
return $this->extensionsByClass[$class];
}
/**
* Returns the runtime implementation of a Twig element (filter/function/test).
*
* @param string $class A runtime class name
*
* @return object The runtime implementation
*
* @throws Twig_Error_Runtime When the template cannot be found
*/
public function getRuntime($class)
{
if (isset($this->runtimes[$class])) {
return $this->runtimes[$class];
}
foreach ($this->runtimeLoaders as $loader) {
if (null !== $runtime = $loader->load($class)) {
return $this->runtimes[$class] = $runtime;
}
}
throw new Twig_Error_Runtime(sprintf('Unable to load the "%s" runtime.', $class));
}
public function addExtension(Twig_ExtensionInterface $extension)
{
if ($this->extensionInitialized) {
throw new LogicException(sprintf('Unable to register extension "%s" as extensions have already been initialized.', $extension->getName()));
}
$class = get_class($extension);
if ($class !== $extension->getName()) {
if (isset($this->extensions[$extension->getName()])) {
@trigger_error(sprintf('The possibility to register the same extension twice ("%s") is deprecated since version 1.23 and will be removed in Twig 2.0. Use proper PHP inheritance instead.', $extension->getName()), E_USER_DEPRECATED);
* This method is deprecated and you should not use it.
*
* @param string $name The extension name
*
* @deprecated since 1.12 (to be removed in 2.0)
*/
public function removeExtension($name)
{
@trigger_error(sprintf('The %s method is deprecated since version 1.12 and will be removed in Twig 2.0.', __METHOD__), E_USER_DEPRECATED);
if ($this->extensionInitialized) {
throw new LogicException(sprintf('Unable to remove extension "%s" as extensions have already been initialized.', $name));
}
$class = ltrim($name, '\\');
if (!isset($this->extensionsByClass[$class]) && class_exists($class, false)) {
// For BC/FC with namespaced aliases
$class = new ReflectionClass($class);
$class = $class->name;
}
if (isset($this->extensions[$class])) {
if ($class !== get_class($this->extensions[$class])) {
@trigger_error(sprintf('Referencing the "%s" extension by its name (defined by getName()) is deprecated since 1.26 and will be removed in Twig 2.0. Use the Fully Qualified Extension Class Name instead.', $class), E_USER_DEPRECATED);
}
unset($this->extensions[$class]);
}
unset($this->extensions[$class]);
$this->updateOptionsHash();
}
/**
* Registers an array of extensions.
*
* @param array $extensions An array of extensions
*/
public function setExtensions(array $extensions)
{
foreach ($extensions as $extension) {
$this->addExtension($extension);
}
}
/**
* Returns all registered extensions.
*
* @return Twig_ExtensionInterface[] An array of extensions (keys are for internal usage only and should not be relied on)
*/
public function getExtensions()
{
return $this->extensions;
}
public function addTokenParser(Twig_TokenParserInterface $parser)
{
if ($this->extensionInitialized) {
throw new LogicException('Unable to add a token parser as extensions have already been initialized.');
}
$this->staging->addTokenParser($parser);
}
/**
* Gets the registered Token Parsers.
*
* @return Twig_TokenParserBrokerInterface
*
* @internal
*/
public function getTokenParsers()
{
if (!$this->extensionInitialized) {
$this->initExtensions();
}
return $this->parsers;
}
/**
* Gets registered tags.
*
* Be warned that this method cannot return tags defined by Twig_TokenParserBrokerInterface classes.
throw new LogicException('A filter must be an instance of Twig_FilterInterface or Twig_SimpleFilter.');
}
if ($name instanceof Twig_SimpleFilter) {
$filter = $name;
$name = $filter->getName();
} else {
@trigger_error(sprintf('Passing a name as a first argument to the %s method is deprecated since version 1.21. Pass an instance of "Twig_SimpleFilter" instead when defining filter "%s".', __METHOD__, $name), E_USER_DEPRECATED);
}
if ($this->extensionInitialized) {
throw new LogicException(sprintf('Unable to add filter "%s" as extensions have already been initialized.', $name));
}
$this->staging->addFilter($name, $filter);
}
/**
* Get a filter by name.
*
* Subclasses may override this method and load filters differently;
* so no list of filters is available.
*
* @param string $name The filter name
*
* @return Twig_Filter|false A Twig_Filter instance or false if the filter does not exist
throw new LogicException('A test must be an instance of Twig_TestInterface or Twig_SimpleTest.');
}
if ($name instanceof Twig_SimpleTest) {
$test = $name;
$name = $test->getName();
} else {
@trigger_error(sprintf('Passing a name as a first argument to the %s method is deprecated since version 1.21. Pass an instance of "Twig_SimpleTest" instead when defining test "%s".', __METHOD__, $name), E_USER_DEPRECATED);
}
if ($this->extensionInitialized) {
throw new LogicException(sprintf('Unable to add test "%s" as extensions have already been initialized.', $name));
}
$this->staging->addTest($name, $test);
}
/**
* Gets the registered Tests.
*
* @return Twig_TestInterface[]
*
* @internal
*/
public function getTests()
{
if (!$this->extensionInitialized) {
$this->initExtensions();
}
return $this->tests;
}
/**
* Gets a test by name.
*
* @param string $name The test name
*
* @return Twig_Test|false A Twig_Test instance or false if the test does not exist
throw new LogicException('A function must be an instance of Twig_FunctionInterface or Twig_SimpleFunction.');
}
if ($name instanceof Twig_SimpleFunction) {
$function = $name;
$name = $function->getName();
} else {
@trigger_error(sprintf('Passing a name as a first argument to the %s method is deprecated since version 1.21. Pass an instance of "Twig_SimpleFunction" instead when defining function "%s".', __METHOD__, $name), E_USER_DEPRECATED);
}
if ($this->extensionInitialized) {
throw new LogicException(sprintf('Unable to add function "%s" as extensions have already been initialized.', $name));
}
$this->staging->addFunction($name, $function);
}
/**
* Get a function by name.
*
* Subclasses may override this method and load functions differently;
* so no list of functions is available.
*
* @param string $name function name
*
* @return Twig_Function|false A Twig_Function instance or false if the function does not exist
*
* @internal
*/
public function getFunction($name)
{
if (!$this->extensionInitialized) {
$this->initExtensions();
}
if (isset($this->functions[$name])) {
return $this->functions[$name];
}
foreach ($this->functions as $pattern => $function) {
if (preg_match('#^'.$pattern.'$#', $name, $matches)) {
array_shift($matches);
$function->setArguments($matches);
return $function;
}
}
}
foreach ($this->functionCallbacks as $callback) {
if (false !== $function = call_user_func($callback, $name)) {
return $function;
}
}
return false;
}
public function registerUndefinedFunctionCallback($callable)
{
$this->functionCallbacks[] = $callable;
}
/**
* Gets registered functions.
*
* Be warned that this method cannot return functions defined with registerUndefinedFunctionCallback.
*
* @return Twig_FunctionInterface[]
*
* @see registerUndefinedFunctionCallback
*
* @internal
*/
public function getFunctions()
{
if (!$this->extensionInitialized) {
$this->initExtensions();
}
return $this->functions;
}
/**
* Registers a Global.
*
* New globals can be added before compiling or rendering a template;
* but after, you can only update existing globals.
*
* @param string $name The global name
* @param mixed $value The global value
*/
public function addGlobal($name, $value)
{
if ($this->extensionInitialized || $this->runtimeInitialized) {
if (null === $this->globals) {
$this->globals = $this->initGlobals();
}
if (!array_key_exists($name, $this->globals)) {
// The deprecation notice must be turned into the following exception in Twig 2.0
@trigger_error(sprintf('Registering global variable "%s" at runtime or when the extensions have already been initialized is deprecated since version 1.21.', $name), E_USER_DEPRECATED);
//throw new LogicException(sprintf('Unable to add global "%s" as the runtime or the extensions have already been initialized.', $name));
}
}
if ($this->extensionInitialized || $this->runtimeInitialized) {
// update the value
$this->globals[$name] = $value;
} else {
$this->staging->addGlobal($name, $value);
}
}
/**
* Gets the registered Globals.
*
* @return array An array of globals
*
* @internal
*/
public function getGlobals()
{
if (!$this->runtimeInitialized && !$this->extensionInitialized) {
return $this->initGlobals();
}
if (null === $this->globals) {
$this->globals = $this->initGlobals();
}
return $this->globals;
}
/**
* Merges a context with the defined globals.
*
* @param array $context An array representing the context
*
* @return array The context merged with the globals
*/
public function mergeGlobals(array $context)
{
// we don't use array_merge as the context being generally
// bigger than globals, this code is faster.
foreach ($this->getGlobals() as $key => $value) {
if (!array_key_exists($key, $context)) {
$context[$key] = $value;
}
}
return $context;
}
/**
* Gets the registered unary Operators.
*
* @return array An array of unary operators
*
* @internal
*/
public function getUnaryOperators()
{
if (!$this->extensionInitialized) {
$this->initExtensions();
}
return $this->unaryOperators;
}
/**
* Gets the registered binary Operators.
*
* @return array An array of binary operators
*
* @internal
*/
public function getBinaryOperators()
{
if (!$this->extensionInitialized) {
$this->initExtensions();
}
return $this->binaryOperators;
}
/**
* @deprecated since 1.23 (to be removed in 2.0)
*/
public function computeAlternatives($name, $items)
{
@trigger_error(sprintf('The %s method is deprecated since version 1.23 and will be removed in Twig 2.0.', __METHOD__), E_USER_DEPRECATED);
foreach ($this->extensions as $name => $extension) {
if (!$extension instanceof Twig_Extension_GlobalsInterface) {
$m = new ReflectionMethod($extension, 'getGlobals');
if ('Twig_Extension' !== $m->getDeclaringClass()->getName()) {
@trigger_error(sprintf('Defining the getGlobals() method in the "%s" extension without explicitly implementing Twig_Extension_GlobalsInterface is deprecated since version 1.23.', $name), E_USER_DEPRECATED);
}
}
$extGlob = $extension->getGlobals();
if (!is_array($extGlob)) {
throw new UnexpectedValueException(sprintf('"%s::getGlobals()" must return an array of globals.', get_class($extension)));
// Done at the end only, so that an exception during initialization does not mark the environment as initialized when catching the exception
$this->extensionInitialized = true;
}
/**
* @internal
*/
protected function initExtension(Twig_ExtensionInterface $extension)
{
// filters
foreach ($extension->getFilters() as $name => $filter) {
if ($filter instanceof Twig_SimpleFilter) {
$name = $filter->getName();
} else {
@trigger_error(sprintf('Using an instance of "%s" for filter "%s" is deprecated since version 1.21. Use Twig_SimpleFilter instead.', get_class($filter), $name), E_USER_DEPRECATED);
}
$this->filters[$name] = $filter;
}
// functions
foreach ($extension->getFunctions() as $name => $function) {
if ($function instanceof Twig_SimpleFunction) {
$name = $function->getName();
} else {
@trigger_error(sprintf('Using an instance of "%s" for function "%s" is deprecated since version 1.21. Use Twig_SimpleFunction instead.', get_class($function), $name), E_USER_DEPRECATED);
}
$this->functions[$name] = $function;
}
// tests
foreach ($extension->getTests() as $name => $test) {
if ($test instanceof Twig_SimpleTest) {
$name = $test->getName();
} else {
@trigger_error(sprintf('Using an instance of "%s" for test "%s" is deprecated since version 1.21. Use Twig_SimpleTest instead.', get_class($test), $name), E_USER_DEPRECATED);
}
$this->tests[$name] = $test;
}
// token parsers
foreach ($extension->getTokenParsers() as $parser) {
if ($parser instanceof Twig_TokenParserInterface) {
@trigger_error('Registering a Twig_TokenParserBrokerInterface instance is deprecated since version 1.21.', E_USER_DEPRECATED);
$this->parsers->addTokenParserBroker($parser);
} else {
throw new LogicException('getTokenParsers() must return an array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances.');
}
}
// node visitors
foreach ($extension->getNodeVisitors() as $visitor) {
$this->visitors[] = $visitor;
}
// operators
if ($operators = $extension->getOperators()) {
if (!is_array($operators)) {
throw new InvalidArgumentException(sprintf('"%s::getOperators()" must return an array with operators, got "%s".', get_class($extension), is_object($operators) ? get_class($operators) : gettype($operators).(is_resource($operators) ? '' : '#'.$operators)));
}
if (2 !== count($operators)) {
throw new InvalidArgumentException(sprintf('"%s::getOperators()" must return an array of 2 elements, got %d.', get_class($extension), count($operators)));
