diff options
Diffstat (limited to 'inc/lib/Twig/Node/Expression/Call.php')
| -rw-r--r-- | inc/lib/Twig/Node/Expression/Call.php | 291 |
1 files changed, 0 insertions, 291 deletions
diff --git a/inc/lib/Twig/Node/Expression/Call.php b/inc/lib/Twig/Node/Expression/Call.php deleted file mode 100644 index d962b6a5..00000000 --- a/inc/lib/Twig/Node/Expression/Call.php +++ /dev/null @@ -1,291 +0,0 @@ -<?php - -/* - * This file is part of Twig. - * - * (c) Fabien Potencier - * - * For the full copyright and license information, please view the LICENSE - * file that was distributed with this source code. - */ -abstract class Twig_Node_Expression_Call extends Twig_Node_Expression -{ - private $reflector; - - protected function compileCallable(Twig_Compiler $compiler) - { - $closingParenthesis = false; - if ($this->hasAttribute('callable') && $callable = $this->getAttribute('callable')) { - if (is_string($callable) && false === strpos($callable, '::')) { - $compiler->raw($callable); - } else { - list($r, $callable) = $this->reflectCallable($callable); - if ($r instanceof ReflectionMethod && is_string($callable[0])) { - if ($r->isStatic()) { - $compiler->raw(sprintf('%s::%s', $callable[0], $callable[1])); - } else { - $compiler->raw(sprintf('$this->env->getRuntime(\'%s\')->%s', $callable[0], $callable[1])); - } - } elseif ($r instanceof ReflectionMethod && $callable[0] instanceof Twig_ExtensionInterface) { - $compiler->raw(sprintf('$this->env->getExtension(\'%s\')->%s', get_class($callable[0]), $callable[1])); - } else { - $type = ucfirst($this->getAttribute('type')); - $compiler->raw(sprintf('call_user_func_array($this->env->get%s(\'%s\')->getCallable(), array', $type, $this->getAttribute('name'))); - $closingParenthesis = true; - } - } - } else { - $compiler->raw($this->getAttribute('thing')->compile()); - } - - $this->compileArguments($compiler); - - if ($closingParenthesis) { - $compiler->raw(')'); - } - } - - protected function compileArguments(Twig_Compiler $compiler) - { - $compiler->raw('('); - - $first = true; - - if ($this->hasAttribute('needs_environment') && $this->getAttribute('needs_environment')) { - $compiler->raw('$this->env'); - $first = false; - } - - if ($this->hasAttribute('needs_context') && $this->getAttribute('needs_context')) { - if (!$first) { - $compiler->raw(', '); - } - $compiler->raw('$context'); - $first = false; - } - - if ($this->hasAttribute('arguments')) { - foreach ($this->getAttribute('arguments') as $argument) { - if (!$first) { - $compiler->raw(', '); - } - $compiler->string($argument); - $first = false; - } - } - - if ($this->hasNode('node')) { - if (!$first) { - $compiler->raw(', '); - } - $compiler->subcompile($this->getNode('node')); - $first = false; - } - - if ($this->hasNode('arguments')) { - $callable = $this->hasAttribute('callable') ? $this->getAttribute('callable') : null; - - $arguments = $this->getArguments($callable, $this->getNode('arguments')); - - foreach ($arguments as $node) { - if (!$first) { - $compiler->raw(', '); - } - $compiler->subcompile($node); - $first = false; - } - } - - $compiler->raw(')'); - } - - protected function getArguments($callable, $arguments) - { - $callType = $this->getAttribute('type'); - $callName = $this->getAttribute('name'); - - $parameters = array(); - $named = false; - foreach ($arguments as $name => $node) { - if (!is_int($name)) { - $named = true; - $name = $this->normalizeName($name); - } elseif ($named) { - throw new Twig_Error_Syntax(sprintf('Positional arguments cannot be used after named arguments for %s "%s".', $callType, $callName)); - } - - $parameters[$name] = $node; - } - - $isVariadic = $this->hasAttribute('is_variadic') && $this->getAttribute('is_variadic'); - if (!$named && !$isVariadic) { - return $parameters; - } - - if (!$callable) { - if ($named) { - $message = sprintf('Named arguments are not supported for %s "%s".', $callType, $callName); - } else { - $message = sprintf('Arbitrary positional arguments are not supported for %s "%s".', $callType, $callName); - } - - throw new LogicException($message); - } - - $callableParameters = $this->getCallableParameters($callable, $isVariadic); - $arguments = array(); - $names = array(); - $missingArguments = array(); - $optionalArguments = array(); - $pos = 0; - foreach ($callableParameters as $callableParameter) { - $names[] = $name = $this->normalizeName($callableParameter->name); - - if (array_key_exists($name, $parameters)) { - if (array_key_exists($pos, $parameters)) { - throw new Twig_Error_Syntax(sprintf('Argument "%s" is defined twice for %s "%s".', $name, $callType, $callName)); - } - - if (count($missingArguments)) { - throw new Twig_Error_Syntax(sprintf( - 'Argument "%s" could not be assigned for %s "%s(%s)" because it is mapped to an internal PHP function which cannot determine default value for optional argument%s "%s".', - $name, $callType, $callName, implode(', ', $names), count($missingArguments) > 1 ? 's' : '', implode('", "', $missingArguments)) - ); - } - - $arguments = array_merge($arguments, $optionalArguments); - $arguments[] = $parameters[$name]; - unset($parameters[$name]); - $optionalArguments = array(); - } elseif (array_key_exists($pos, $parameters)) { - $arguments = array_merge($arguments, $optionalArguments); - $arguments[] = $parameters[$pos]; - unset($parameters[$pos]); - $optionalArguments = array(); - ++$pos; - } elseif ($callableParameter->isDefaultValueAvailable()) { - $optionalArguments[] = new Twig_Node_Expression_Constant($callableParameter->getDefaultValue(), -1); - } elseif ($callableParameter->isOptional()) { - if (empty($parameters)) { - break; - } else { - $missingArguments[] = $name; - } - } else { - throw new Twig_Error_Syntax(sprintf('Value for argument "%s" is required for %s "%s".', $name, $callType, $callName)); - } - } - - if ($isVariadic) { - $arbitraryArguments = new Twig_Node_Expression_Array(array(), -1); - foreach ($parameters as $key => $value) { - if (is_int($key)) { - $arbitraryArguments->addElement($value); - } else { - $arbitraryArguments->addElement($value, new Twig_Node_Expression_Constant($key, -1)); - } - unset($parameters[$key]); - } - - if ($arbitraryArguments->count()) { - $arguments = array_merge($arguments, $optionalArguments); - $arguments[] = $arbitraryArguments; - } - } - - if (!empty($parameters)) { - $unknownParameter = null; - foreach ($parameters as $parameter) { - if ($parameter instanceof Twig_Node) { - $unknownParameter = $parameter; - break; - } - } - - throw new Twig_Error_Syntax(sprintf( - 'Unknown argument%s "%s" for %s "%s(%s)".', - count($parameters) > 1 ? 's' : '', implode('", "', array_keys($parameters)), $callType, $callName, implode(', ', $names) - ), $unknownParameter ? $unknownParameter->getTemplateLine() : -1); - } - - return $arguments; - } - - protected function normalizeName($name) - { - return strtolower(preg_replace(array('/([A-Z]+)([A-Z][a-z])/', '/([a-z\d])([A-Z])/'), array('\\1_\\2', '\\1_\\2'), $name)); - } - - private function getCallableParameters($callable, $isVariadic) - { - list($r) = $this->reflectCallable($callable); - if (null === $r) { - return array(); - } - - $parameters = $r->getParameters(); - if ($this->hasNode('node')) { - array_shift($parameters); - } - if ($this->hasAttribute('needs_environment') && $this->getAttribute('needs_environment')) { - array_shift($parameters); - } - if ($this->hasAttribute('needs_context') && $this->getAttribute('needs_context')) { - array_shift($parameters); - } - if ($this->hasAttribute('arguments') && null !== $this->getAttribute('arguments')) { - foreach ($this->getAttribute('arguments') as $argument) { - array_shift($parameters); - } - } - if ($isVariadic) { - $argument = end($parameters); - if ($argument && $argument->isArray() && $argument->isDefaultValueAvailable() && array() === $argument->getDefaultValue()) { - array_pop($parameters); - } else { - $callableName = $r->name; - if ($r instanceof ReflectionMethod) { - $callableName = $r->getDeclaringClass()->name.'::'.$callableName; - } - - throw new LogicException(sprintf('The last parameter of "%s" for %s "%s" must be an array with default value, eg. "array $arg = array()".', $callableName, $this->getAttribute('type'), $this->getAttribute('name'))); - } - } - - return $parameters; - } - - private function reflectCallable($callable) - { - if (null !== $this->reflector) { - return $this->reflector; - } - - if (is_array($callable)) { - if (!method_exists($callable[0], $callable[1])) { - // __call() - return array(null, array()); - } - $r = new ReflectionMethod($callable[0], $callable[1]); - } elseif (is_object($callable) && !$callable instanceof Closure) { - $r = new ReflectionObject($callable); - $r = $r->getMethod('__invoke'); - $callable = array($callable, '__invoke'); - } elseif (is_string($callable) && false !== $pos = strpos($callable, '::')) { - $class = substr($callable, 0, $pos); - $method = substr($callable, $pos + 2); - if (!method_exists($class, $method)) { - // __staticCall() - return array(null, array()); - } - $r = new ReflectionMethod($callable); - $callable = array($class, $method); - } else { - $r = new ReflectionFunction($callable); - } - - return $this->reflector = array($r, $callable); - } -} - -class_alias('Twig_Node_Expression_Call', 'Twig\Node\Expression\CallExpression', false); |