dwoo-project / dwoo

lib/Dwoo/Smarty/Adapter.php

Indentation +657 added lines, -657 removed lines

@@ -26,14 +26,14 @@ 
 use Dwoo\Smarty\Processor\Adapter as ProcessorAdapter;
 
 if (!defined('DIR_SEP')) {
-    define('DIR_SEP', DIRECTORY_SEPARATOR);
+	define('DIR_SEP', DIRECTORY_SEPARATOR);
 }
 
 if (!defined('SMARTY_PHP_PASSTHRU')) {
-    define('SMARTY_PHP_PASSTHRU', 0);
-    define('SMARTY_PHP_QUOTE', 1);
-    define('SMARTY_PHP_REMOVE', 2);
-    define('SMARTY_PHP_ALLOW', 3);
+	define('SMARTY_PHP_PASSTHRU', 0);
+	define('SMARTY_PHP_QUOTE', 1);
+	define('SMARTY_PHP_REMOVE', 2);
+	define('SMARTY_PHP_ALLOW', 3);
 }
 
 /**
@@ -43,656 +43,656 @@ 
  */
 class Adapter extends Core
 {
-    /**
-     * Magic get/set/call functions that handle unsupported features
-     *
-     * @param string $p
-     * @param string $v
-     */
-    public function __set($p, $v)
-    {
-        if ($p === 'scope') {
-            $this->scope = $v;
-
-            return;
-        }
-        if ($p === 'data') {
-            $this->data = $v;
-
-            return;
-        }
-        if (array_key_exists($p, $this->compat['properties']) !== false) {
-            if ($this->show_compat_errors) {
-                $this->triggerError('Property ' . $p . ' is not available in the Dwoo\Smarty\Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
-            }
-            $this->compat['properties'][$p] = $v;
-        } else {
-            if ($this->show_compat_errors) {
-                $this->triggerError('Property ' . $p . ' is not available in the Dwoo\Smarty\Adapter, but it is not listed as such, so you might want to tell me about it at j.boggiano@seld.be', E_USER_NOTICE);
-            }
-        }
-    }
-
-    /**
-     * @param $p
-     *
-     * @return mixed
-     */
-    public function __get($p)
-    {
-        if (array_key_exists($p, $this->compat['properties']) !== false) {
-            if ($this->show_compat_errors) {
-                $this->triggerError('Property ' . $p . ' is not available in the Dwoo\Smarty\Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
-            }
-
-            return $this->compat['properties'][$p];
-        } else {
-            if ($this->show_compat_errors) {
-                $this->triggerError('Property ' . $p . ' is not available in the Dwoo\Smarty\Adapter, but it is not listed as such, so you might want to tell me about it at j.boggiano@seld.be', E_USER_NOTICE);
-            }
-        }
-    }
-
-    /**
-     * @param string $m
-     * @param array  $a
-     *
-     * @return mixed|void
-     */
-    public function __call($m, $a)
-    {
-        if (method_exists($this->dataProvider, $m)) {
-            call_user_func_array(
-                array(
-                $this->dataProvider,
-                $m
-                ), $a
-            );
-        } elseif ($this->show_compat_errors) {
-            if (array_search($m, $this->compat['methods']) !== false) {
-                $this->triggerError('Method ' . $m . ' is not available in the Dwoo\Smarty\Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
-            } else {
-                $this->triggerError('Method ' . $m . ' is not available in the Dwoo\Smarty\Adapter, but it is not listed as such, so you might want to tell me about it at j.boggiano@seld.be', E_USER_NOTICE);
-            }
-        }
-    }
-
-    /**
-     * List of unsupported properties and methods
-     */
-    protected $compat = array(
-        'methods'    => array(
-            'register_resource',
-            'unregister_resource',
-            'load_filter',
-            'clear_compiled_tpl',
-            'clear_config',
-            'get_config_vars',
-            'config_load',
-        ),
-        'properties' => array(
-            'cache_handler_func'            => null,
-            'debugging'                     => false,
-            'error_reporting'               => null,
-            'debugging_ctrl'                => 'NONE',
-            'request_vars_order'            => 'EGPCS',
-            'request_use_auto_globals'      => true,
-            'use_sub_dirs'                  => false,
-            'autoload_filters'              => array(),
-            'default_template_handler_func' => '',
-            'debug_tpl'                     => '',
-            'cache_modified_check'          => false,
-            'default_modifiers'             => array(),
-            'default_resource_type'         => 'file',
-            'config_overwrite'              => true,
-            'config_booleanize'             => true,
-            'config_read_hidden'            => false,
-            'config_fix_newlines'           => true,
-            'config_class'                  => 'Config_File',
-        ),
-    );
-
-    /**
-     * Security vars
-     */
-    public $security          = false;
-    public $trusted_dir       = array();
-    public $secure_dir        = array();
-    public $php_handling      = SMARTY_PHP_PASSTHRU;
-    public $security_settings = array(
-        'PHP_HANDLING'    => false,
-        'IF_FUNCS'        => array(
-            'list',
-            'empty',
-            'count',
-            'sizeof',
-            'in_array',
-            'is_array',
-        ),
-        'INCLUDE_ANY'     => false,
-        'PHP_TAGS'        => false,
-        'MODIFIER_FUNCS'  => array(),
-        'ALLOW_CONSTANTS' => false,
-    );
-
-    /**
-     * Paths
-     */
-    public $template_dir = 'templates';
-    public $compile_dir  = 'templates_c';
-    public $config_dir   = 'configs';
-    public $cache_dir    = 'cache';
-    public $plugins_dir  = array();
-
-    /**
-     * Misc options
-     */
-    public $left_delimiter  = '{';
-    public $right_delimiter = '}';
-    public $compile_check   = true;
-    public $force_compile   = false;
-    public $caching         = 0;
-    public $cache_lifetime  = 3600;
-    public $compile_id      = null;
-    public $compiler_file   = null;
-    public $compiler_class  = null;
-
-    /**
-     * Dwoo/Smarty compat layer
-     */
-    public           $show_compat_errors = false;
-    protected        $dataProvider;
-    protected        $_filters           = array(
-        'pre'    => array(),
-        'post'   => array(),
-        'output' => array()
-    );
-    protected static $tplCache           = array();
-    protected        $compiler           = null;
-
-    /**
-     * Adapter constructor.
-     */
-    public function __construct()
-    {
-        parent::__construct();
-        $this->charset      = 'iso-8859-1';
-        $this->dataProvider = new Data();
-        $this->compiler     = new Compiler();
-    }
-
-    /**
-     * @param      $filename
-     * @param null $cacheId
-     * @param null $compileId
-     */
-    public function display($filename, $cacheId = null, $compileId = null)
-    {
-        $this->fetch($filename, $cacheId, $compileId, true);
-    }
-
-    /**
-     * @param      $filename
-     * @param null $cacheId
-     * @param null $compileId
-     * @param bool $display
-     *
-     * @return string|void
-     */
-    public function fetch($filename, $cacheId = null, $compileId = null, $display = false)
-    {
-        $this->setCacheDir($this->cache_dir);
-        $this->setCompileDir($this->compile_dir);
-
-        if ($this->security) {
-            $policy = new SecurityPolicy();
-            $policy->addPhpFunction(array_merge($this->security_settings['IF_FUNCS'], $this->security_settings['MODIFIER_FUNCS']));
-
-            $phpTags = $this->security_settings['PHP_HANDLING'] ? SMARTY_PHP_ALLOW : $this->php_handling;
-            if ($this->security_settings['PHP_TAGS']) {
-                $phpTags = SMARTY_PHP_ALLOW;
-            }
-            switch ($phpTags) {
-            case SMARTY_PHP_ALLOW:
-            case SMARTY_PHP_PASSTHRU:
-                $phpTags = SecurityPolicy::PHP_ALLOW;
-                break;
-            case SMARTY_PHP_QUOTE:
-                $phpTags = SecurityPolicy::PHP_ENCODE;
-                break;
-            case SMARTY_PHP_REMOVE:
-            default:
-                $phpTags = SecurityPolicy::PHP_REMOVE;
-                break;
-            }
-            $policy->setPhpHandling($phpTags);
-
-            $policy->setConstantHandling($this->security_settings['ALLOW_CONSTANTS']);
-
-            if ($this->security_settings['INCLUDE_ANY']) {
-                $policy->allowDirectory(preg_replace('{^((?:[a-z]:)?[\\\\/]).*}i', '$1', __FILE__));
-            } else {
-                $policy->allowDirectory($this->secure_dir);
-            }
-
-            $this->setSecurityPolicy($policy);
-        }
-
-        if (!empty($this->plugins_dir)) {
-            foreach ($this->plugins_dir as $dir) {
-                $this->getLoader()->addDirectory(rtrim($dir, '\\/'));
-            }
-        }
-
-        $tpl = $this->makeTemplate($filename, $cacheId, $compileId);
-        if ($this->force_compile) {
-            $tpl->forceCompilation();
-        }
-
-        if ($this->caching > 0) {
-            $this->cacheTime = $this->cache_lifetime;
-        } else {
-            $this->cacheTime = 0;
-        }
-
-        if ($this->compiler_class !== null) {
-            if ($this->compiler_file !== null && !class_exists($this->compiler_class)) {
-                include $this->compiler_file;
-            }
-            $this->compiler = new $this->compiler_class();
-        } else {
-            $this->compiler->addPreProcessor('PluginSmartyCompatible', true);
-            $this->compiler->setLooseOpeningHandling(true);
-        }
-
-        $this->compiler->setDelimiters($this->left_delimiter, $this->right_delimiter);
-
-        return $this->get($tpl, $this->dataProvider, $this->compiler, $display === true);
-    }
-
-    /**
-     * @param mixed $_tpl
-     * @param array $data
-     * @param null  $_compiler
-     * @param bool  $_output
-     *
-     * @return string|void
-     */
-    public function get($_tpl, $data = array(), $_compiler = null, $_output = false)
-    {
-        if ($_compiler === null) {
-            $_compiler = $this->compiler;
-        }
-
-        return parent::get($_tpl, $data, $_compiler, $_output);
-    }
-
-    /**
-     * @param      $name
-     * @param      $callback
-     * @param bool $cacheable
-     * @param null $cache_attrs
-     *
-     * @throws Exception
-     */
-    public function register_function($name, $callback, $cacheable = true, $cache_attrs = null)
-    {
-        if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_FUNCTION) {
-            throw new Exception('Multiple plugins of different types can not share the same name');
-        }
-        $this->plugins[$name] = array(
-            'type'     => self::SMARTY_FUNCTION,
-            'callback' => $callback
-        );
-    }
-
-    /**
-     * @param $name
-     */
-    public function unregister_function($name)
-    {
-        unset($this->plugins[$name]);
-    }
-
-    /**
-     * @param      $name
-     * @param      $callback
-     * @param bool $cacheable
-     * @param null $cache_attrs
-     *
-     * @throws Exception
-     */
-    public function register_block($name, $callback, $cacheable = true, $cache_attrs = null)
-    {
-        if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_BLOCK) {
-            throw new Exception('Multiple plugins of different types can not share the same name');
-        }
-        $this->plugins[$name] = array(
-            'type'     => self::SMARTY_BLOCK,
-            'callback' => $callback
-        );
-    }
-
-    /**
-     * @param $name
-     */
-    public function unregister_block($name)
-    {
-        unset($this->plugins[$name]);
-    }
-
-    /**
-     * @param $name
-     * @param $callback
-     *
-     * @throws Exception
-     */
-    public function register_modifier($name, $callback)
-    {
-        if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_MODIFIER) {
-            throw new Exception('Multiple plugins of different types can not share the same name');
-        }
-        $this->plugins[$name] = array(
-            'type'     => self::SMARTY_MODIFIER,
-            'callback' => $callback
-        );
-    }
-
-    /**
-     * @param $name
-     */
-    public function unregister_modifier($name)
-    {
-        unset($this->plugins[$name]);
-    }
-
-    /**
-     * @param $callback
-     */
-    public function register_prefilter($callback)
-    {
-        $processor = new ProcessorAdapter($this->compiler);
-        $processor->registerCallback($callback);
-        $this->_filters['pre'][] = $processor;
-        $this->compiler->addPreProcessor($processor);
-    }
-
-    /**
-     * @param $callback
-     */
-    public function unregister_prefilter($callback)
-    {
-        foreach ($this->_filters['pre'] as $index => $processor) {
-            if ($processor->callback === $callback) {
-                $this->compiler->removePostProcessor($processor);
-                unset($this->_filters['pre'][$index]);
-            }
-        }
-    }
-
-    /**
-     * @param $callback
-     */
-    public function register_postfilter($callback)
-    {
-        $processor = new ProcessorAdapter($this->compiler);
-        $processor->registerCallback($callback);
-        $this->_filters['post'][] = $processor;
-        $this->compiler->addPostProcessor($processor);
-    }
-
-    /**
-     * @param $callback
-     */
-    public function unregister_postfilter($callback)
-    {
-        foreach ($this->_filters['post'] as $index => $processor) {
-            if ($processor->callback === $callback) {
-                $this->compiler->removePostProcessor($processor);
-                unset($this->_filters['post'][$index]);
-            }
-        }
-    }
-
-    /**
-     * @param $callback
-     */
-    public function register_outputfilter($callback)
-    {
-        $filter = new FilterAdapter($this);
-        $filter->registerCallback($callback);
-        $this->_filters['output'][] = $filter;
-        $this->addFilter($filter);
-    }
-
-    /**
-     * @param $callback
-     */
-    public function unregister_outputfilter($callback)
-    {
-        foreach ($this->_filters['output'] as $index => $filter) {
-            if ($filter->callback === $callback) {
-                $this->removeOutputFilter($filter);
-                unset($this->_filters['output'][$index]);
-            }
-        }
-    }
-
-    /**
-     * @param       $object
-     * @param       $object_impl
-     * @param array $allowed
-     * @param bool  $smarty_args
-     * @param array $block_methods
-     */
-    public function register_object($object, $object_impl, $allowed = array(), $smarty_args = false, $block_methods = array())
-    {
-        settype($allowed, 'array');
-        settype($block_methods, 'array');
-        settype($smarty_args, 'boolean');
-
-        if (!empty($allowed) && $this->show_compat_errors) {
-            $this->triggerError('You can register objects but can not restrict the method/properties used, this is PHP5, you have proper OOP access restrictions so use them.', E_USER_NOTICE);
-        }
-
-        if ($smarty_args) {
-            $this->triggerError('You can register objects but methods will be called using method($arg1, $arg2, $arg3), not as an argument array like smarty did.', E_USER_NOTICE);
-        }
-
-        if (!empty($block_methods)) {
-            $this->triggerError('You can register objects but can not use methods as being block methods, you have to build a plugin for that.', E_USER_NOTICE);
-        }
-
-        $this->dataProvider->assign($object, $object_impl);
-    }
-
-    /**
-     * @param $object
-     */
-    public function unregister_object($object)
-    {
-        $this->dataProvider->clear($object);
-    }
-
-    /**
-     * @param $name
-     *
-     * @return mixed
-     */
-    public function get_registered_object($name)
-    {
-        $data = $this->dataProvider->getData();
-        if (isset($data[$name]) && is_object($data[$name])) {
-            return $data[$name];
-        } else {
-            trigger_error('Dwoo_Compiler: object "' . $name . '" was not registered or is not an object', E_USER_ERROR);
-        }
-    }
-
-    /**
-     * @param $filename
-     *
-     * @return bool
-     */
-    public function template_exists($filename)
-    {
-        if (!is_array($this->template_dir)) {
-            return file_exists($this->template_dir . DIRECTORY_SEPARATOR . $filename);
-        } else {
-            foreach ($this->template_dir as $tpl_dir) {
-                if (file_exists($tpl_dir . DIRECTORY_SEPARATOR . $filename)) {
-                    return true;
-                }
-            }
-
-            return false;
-        }
-    }
-
-    /**
-     * @param      $tpl
-     * @param null $cacheId
-     * @param null $compileId
-     *
-     * @return bool
-     */
-    public function is_cached($tpl, $cacheId = null, $compileId = null)
-    {
-        return $this->isCached($this->makeTemplate($tpl, $cacheId, $compileId));
-    }
-
-    /**
-     * @param      $var
-     * @param      $value
-     * @param bool $merge
-     */
-    public function append_by_ref($var, &$value, $merge = false)
-    {
-        $this->dataProvider->appendByRef($var, $value, $merge);
-    }
-
-    /**
-     * @param $name
-     * @param $val
-     */
-    public function assign_by_ref($name, &$val)
-    {
-        $this->dataProvider->assignByRef($name, $val);
-    }
-
-    /**
-     * @param $var
-     */
-    public function clear_assign($var)
-    {
-        $this->dataProvider->clear($var);
-    }
-
-    /**
-     *
-     */
-    public function clear_all_assign()
-    {
-        $this->dataProvider->clear();
-    }
-
-    /**
-     * @param null $name
-     *
-     * @return array|null
-     */
-    public function get_template_vars($name = null)
-    {
-        if ($this->show_compat_errors) {
-            trigger_error('get_template_vars does not return values by reference, if you try to modify the data that way you should modify your code.', E_USER_NOTICE);
-        }
-
-        $data = $this->dataProvider->getData();
-        if ($name === null) {
-            return $data;
-        } elseif (isset($data[$name])) {
-            return $data[$name];
-        }
-
-        return null;
-    }
-
-    /**
-     * @param int $olderThan
-     */
-    public function clear_all_cache($olderThan = 0)
-    {
-        $this->clearCache($olderThan);
-    }
-
-    /**
-     * @param      $template
-     * @param null $cacheId
-     * @param null $compileId
-     * @param int  $olderThan
-     */
-    public function clear_cache($template, $cacheId = null, $compileId = null, $olderThan = 0)
-    {
-        $this->makeTemplate($template, $cacheId, $compileId)->clearCache($olderThan);
-    }
-
-    /**
-     * @param     $error_msg
-     * @param int $error_type
-     */
-    public function trigger_error($error_msg, $error_type = E_USER_WARNING)
-    {
-        $this->triggerError($error_msg, $error_type);
-    }
-
-    /**
-     *
-     */
-    protected function initGlobals()
-    {
-        parent::initGlobals();
-        $this->globals['ldelim'] = '{';
-        $this->globals['rdelim'] = '}';
-    }
-
-    /**
-     * @param $file
-     * @param $cacheId
-     * @param $compileId
-     *
-     * @return mixed
-     * @throws Exception
-     */
-    protected function makeTemplate($file, $cacheId, $compileId)
-    {
-        if ($compileId === null) {
-            $compileId = $this->compile_id;
-        }
-
-        $hash = bin2hex(md5($file . $cacheId . $compileId, true));
-        if (!isset(self::$tplCache[$hash])) {
-            // abs path
-            if (substr($file, 0, 1) === '/' || substr($file, 1, 1) === ':') {
-                self::$tplCache[$hash] = new TemplateFile($file, null, $cacheId, $compileId);
-            } elseif (is_string($this->template_dir) || is_array($this->template_dir)) {
-                self::$tplCache[$hash] = new TemplateFile($file, null, $cacheId, $compileId, $this->template_dir);
-            } else {
-                throw new Exception('Unable to load "' . $file . '", check the template_dir');
-            }
-        }
-
-        return self::$tplCache[$hash];
-    }
-
-    /**
-     * @param string $message
-     * @param int    $level
-     */
-    public function triggerError($message, $level = E_USER_NOTICE)
-    {
-        if (is_object($this->template)) {
-            parent::triggerError($message, $level);
-        }
-        trigger_error('Dwoo error : ' . $message, $level);
-    }
+	/**
+	 * Magic get/set/call functions that handle unsupported features
+	 *
+	 * @param string $p
+	 * @param string $v
+	 */
+	public function __set($p, $v)
+	{
+		if ($p === 'scope') {
+			$this->scope = $v;
+
+			return;
+		}
+		if ($p === 'data') {
+			$this->data = $v;
+
+			return;
+		}
+		if (array_key_exists($p, $this->compat['properties']) !== false) {
+			if ($this->show_compat_errors) {
+				$this->triggerError('Property ' . $p . ' is not available in the Dwoo\Smarty\Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
+			}
+			$this->compat['properties'][$p] = $v;
+		} else {
+			if ($this->show_compat_errors) {
+				$this->triggerError('Property ' . $p . ' is not available in the Dwoo\Smarty\Adapter, but it is not listed as such, so you might want to tell me about it at j.boggiano@seld.be', E_USER_NOTICE);
+			}
+		}
+	}
+
+	/**
+	 * @param $p
+	 *
+	 * @return mixed
+	 */
+	public function __get($p)
+	{
+		if (array_key_exists($p, $this->compat['properties']) !== false) {
+			if ($this->show_compat_errors) {
+				$this->triggerError('Property ' . $p . ' is not available in the Dwoo\Smarty\Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
+			}
+
+			return $this->compat['properties'][$p];
+		} else {
+			if ($this->show_compat_errors) {
+				$this->triggerError('Property ' . $p . ' is not available in the Dwoo\Smarty\Adapter, but it is not listed as such, so you might want to tell me about it at j.boggiano@seld.be', E_USER_NOTICE);
+			}
+		}
+	}
+
+	/**
+	 * @param string $m
+	 * @param array  $a
+	 *
+	 * @return mixed|void
+	 */
+	public function __call($m, $a)
+	{
+		if (method_exists($this->dataProvider, $m)) {
+			call_user_func_array(
+				array(
+				$this->dataProvider,
+				$m
+				), $a
+			);
+		} elseif ($this->show_compat_errors) {
+			if (array_search($m, $this->compat['methods']) !== false) {
+				$this->triggerError('Method ' . $m . ' is not available in the Dwoo\Smarty\Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
+			} else {
+				$this->triggerError('Method ' . $m . ' is not available in the Dwoo\Smarty\Adapter, but it is not listed as such, so you might want to tell me about it at j.boggiano@seld.be', E_USER_NOTICE);
+			}
+		}
+	}
+
+	/**
+	 * List of unsupported properties and methods
+	 */
+	protected $compat = array(
+		'methods'    => array(
+			'register_resource',
+			'unregister_resource',
+			'load_filter',
+			'clear_compiled_tpl',
+			'clear_config',
+			'get_config_vars',
+			'config_load',
+		),
+		'properties' => array(
+			'cache_handler_func'            => null,
+			'debugging'                     => false,
+			'error_reporting'               => null,
+			'debugging_ctrl'                => 'NONE',
+			'request_vars_order'            => 'EGPCS',
+			'request_use_auto_globals'      => true,
+			'use_sub_dirs'                  => false,
+			'autoload_filters'              => array(),
+			'default_template_handler_func' => '',
+			'debug_tpl'                     => '',
+			'cache_modified_check'          => false,
+			'default_modifiers'             => array(),
+			'default_resource_type'         => 'file',
+			'config_overwrite'              => true,
+			'config_booleanize'             => true,
+			'config_read_hidden'            => false,
+			'config_fix_newlines'           => true,
+			'config_class'                  => 'Config_File',
+		),
+	);
+
+	/**
+	 * Security vars
+	 */
+	public $security          = false;
+	public $trusted_dir       = array();
+	public $secure_dir        = array();
+	public $php_handling      = SMARTY_PHP_PASSTHRU;
+	public $security_settings = array(
+		'PHP_HANDLING'    => false,
+		'IF_FUNCS'        => array(
+			'list',
+			'empty',
+			'count',
+			'sizeof',
+			'in_array',
+			'is_array',
+		),
+		'INCLUDE_ANY'     => false,
+		'PHP_TAGS'        => false,
+		'MODIFIER_FUNCS'  => array(),
+		'ALLOW_CONSTANTS' => false,
+	);
+
+	/**
+	 * Paths
+	 */
+	public $template_dir = 'templates';
+	public $compile_dir  = 'templates_c';
+	public $config_dir   = 'configs';
+	public $cache_dir    = 'cache';
+	public $plugins_dir  = array();
+
+	/**
+	 * Misc options
+	 */
+	public $left_delimiter  = '{';
+	public $right_delimiter = '}';
+	public $compile_check   = true;
+	public $force_compile   = false;
+	public $caching         = 0;
+	public $cache_lifetime  = 3600;
+	public $compile_id      = null;
+	public $compiler_file   = null;
+	public $compiler_class  = null;
+
+	/**
+	 * Dwoo/Smarty compat layer
+	 */
+	public           $show_compat_errors = false;
+	protected        $dataProvider;
+	protected        $_filters           = array(
+		'pre'    => array(),
+		'post'   => array(),
+		'output' => array()
+	);
+	protected static $tplCache           = array();
+	protected        $compiler           = null;
+
+	/**
+	 * Adapter constructor.
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->charset      = 'iso-8859-1';
+		$this->dataProvider = new Data();
+		$this->compiler     = new Compiler();
+	}
+
+	/**
+	 * @param      $filename
+	 * @param null $cacheId
+	 * @param null $compileId
+	 */
+	public function display($filename, $cacheId = null, $compileId = null)
+	{
+		$this->fetch($filename, $cacheId, $compileId, true);
+	}
+
+	/**
+	 * @param      $filename
+	 * @param null $cacheId
+	 * @param null $compileId
+	 * @param bool $display
+	 *
+	 * @return string|void
+	 */
+	public function fetch($filename, $cacheId = null, $compileId = null, $display = false)
+	{
+		$this->setCacheDir($this->cache_dir);
+		$this->setCompileDir($this->compile_dir);
+
+		if ($this->security) {
+			$policy = new SecurityPolicy();
+			$policy->addPhpFunction(array_merge($this->security_settings['IF_FUNCS'], $this->security_settings['MODIFIER_FUNCS']));
+
+			$phpTags = $this->security_settings['PHP_HANDLING'] ? SMARTY_PHP_ALLOW : $this->php_handling;
+			if ($this->security_settings['PHP_TAGS']) {
+				$phpTags = SMARTY_PHP_ALLOW;
+			}
+			switch ($phpTags) {
+			case SMARTY_PHP_ALLOW:
+			case SMARTY_PHP_PASSTHRU:
+				$phpTags = SecurityPolicy::PHP_ALLOW;
+				break;
+			case SMARTY_PHP_QUOTE:
+				$phpTags = SecurityPolicy::PHP_ENCODE;
+				break;
+			case SMARTY_PHP_REMOVE:
+			default:
+				$phpTags = SecurityPolicy::PHP_REMOVE;
+				break;
+			}
+			$policy->setPhpHandling($phpTags);
+
+			$policy->setConstantHandling($this->security_settings['ALLOW_CONSTANTS']);
+
+			if ($this->security_settings['INCLUDE_ANY']) {
+				$policy->allowDirectory(preg_replace('{^((?:[a-z]:)?[\\\\/]).*}i', '$1', __FILE__));
+			} else {
+				$policy->allowDirectory($this->secure_dir);
+			}
+
+			$this->setSecurityPolicy($policy);
+		}
+
+		if (!empty($this->plugins_dir)) {
+			foreach ($this->plugins_dir as $dir) {
+				$this->getLoader()->addDirectory(rtrim($dir, '\\/'));
+			}
+		}
+
+		$tpl = $this->makeTemplate($filename, $cacheId, $compileId);
+		if ($this->force_compile) {
+			$tpl->forceCompilation();
+		}
+
+		if ($this->caching > 0) {
+			$this->cacheTime = $this->cache_lifetime;
+		} else {
+			$this->cacheTime = 0;
+		}
+
+		if ($this->compiler_class !== null) {
+			if ($this->compiler_file !== null && !class_exists($this->compiler_class)) {
+				include $this->compiler_file;
+			}
+			$this->compiler = new $this->compiler_class();
+		} else {
+			$this->compiler->addPreProcessor('PluginSmartyCompatible', true);
+			$this->compiler->setLooseOpeningHandling(true);
+		}
+
+		$this->compiler->setDelimiters($this->left_delimiter, $this->right_delimiter);
+
+		return $this->get($tpl, $this->dataProvider, $this->compiler, $display === true);
+	}
+
+	/**
+	 * @param mixed $_tpl
+	 * @param array $data
+	 * @param null  $_compiler
+	 * @param bool  $_output
+	 *
+	 * @return string|void
+	 */
+	public function get($_tpl, $data = array(), $_compiler = null, $_output = false)
+	{
+		if ($_compiler === null) {
+			$_compiler = $this->compiler;
+		}
+
+		return parent::get($_tpl, $data, $_compiler, $_output);
+	}
+
+	/**
+	 * @param      $name
+	 * @param      $callback
+	 * @param bool $cacheable
+	 * @param null $cache_attrs
+	 *
+	 * @throws Exception
+	 */
+	public function register_function($name, $callback, $cacheable = true, $cache_attrs = null)
+	{
+		if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_FUNCTION) {
+			throw new Exception('Multiple plugins of different types can not share the same name');
+		}
+		$this->plugins[$name] = array(
+			'type'     => self::SMARTY_FUNCTION,
+			'callback' => $callback
+		);
+	}
+
+	/**
+	 * @param $name
+	 */
+	public function unregister_function($name)
+	{
+		unset($this->plugins[$name]);
+	}
+
+	/**
+	 * @param      $name
+	 * @param      $callback
+	 * @param bool $cacheable
+	 * @param null $cache_attrs
+	 *
+	 * @throws Exception
+	 */
+	public function register_block($name, $callback, $cacheable = true, $cache_attrs = null)
+	{
+		if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_BLOCK) {
+			throw new Exception('Multiple plugins of different types can not share the same name');
+		}
+		$this->plugins[$name] = array(
+			'type'     => self::SMARTY_BLOCK,
+			'callback' => $callback
+		);
+	}
+
+	/**
+	 * @param $name
+	 */
+	public function unregister_block($name)
+	{
+		unset($this->plugins[$name]);
+	}
+
+	/**
+	 * @param $name
+	 * @param $callback
+	 *
+	 * @throws Exception
+	 */
+	public function register_modifier($name, $callback)
+	{
+		if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_MODIFIER) {
+			throw new Exception('Multiple plugins of different types can not share the same name');
+		}
+		$this->plugins[$name] = array(
+			'type'     => self::SMARTY_MODIFIER,
+			'callback' => $callback
+		);
+	}
+
+	/**
+	 * @param $name
+	 */
+	public function unregister_modifier($name)
+	{
+		unset($this->plugins[$name]);
+	}
+
+	/**
+	 * @param $callback
+	 */
+	public function register_prefilter($callback)
+	{
+		$processor = new ProcessorAdapter($this->compiler);
+		$processor->registerCallback($callback);
+		$this->_filters['pre'][] = $processor;
+		$this->compiler->addPreProcessor($processor);
+	}
+
+	/**
+	 * @param $callback
+	 */
+	public function unregister_prefilter($callback)
+	{
+		foreach ($this->_filters['pre'] as $index => $processor) {
+			if ($processor->callback === $callback) {
+				$this->compiler->removePostProcessor($processor);
+				unset($this->_filters['pre'][$index]);
+			}
+		}
+	}
+
+	/**
+	 * @param $callback
+	 */
+	public function register_postfilter($callback)
+	{
+		$processor = new ProcessorAdapter($this->compiler);
+		$processor->registerCallback($callback);
+		$this->_filters['post'][] = $processor;
+		$this->compiler->addPostProcessor($processor);
+	}
+
+	/**
+	 * @param $callback
+	 */
+	public function unregister_postfilter($callback)
+	{
+		foreach ($this->_filters['post'] as $index => $processor) {
+			if ($processor->callback === $callback) {
+				$this->compiler->removePostProcessor($processor);
+				unset($this->_filters['post'][$index]);
+			}
+		}
+	}
+
+	/**
+	 * @param $callback
+	 */
+	public function register_outputfilter($callback)
+	{
+		$filter = new FilterAdapter($this);
+		$filter->registerCallback($callback);
+		$this->_filters['output'][] = $filter;
+		$this->addFilter($filter);
+	}
+
+	/**
+	 * @param $callback
+	 */
+	public function unregister_outputfilter($callback)
+	{
+		foreach ($this->_filters['output'] as $index => $filter) {
+			if ($filter->callback === $callback) {
+				$this->removeOutputFilter($filter);
+				unset($this->_filters['output'][$index]);
+			}
+		}
+	}
+
+	/**
+	 * @param       $object
+	 * @param       $object_impl
+	 * @param array $allowed
+	 * @param bool  $smarty_args
+	 * @param array $block_methods
+	 */
+	public function register_object($object, $object_impl, $allowed = array(), $smarty_args = false, $block_methods = array())
+	{
+		settype($allowed, 'array');
+		settype($block_methods, 'array');
+		settype($smarty_args, 'boolean');
+
+		if (!empty($allowed) && $this->show_compat_errors) {
+			$this->triggerError('You can register objects but can not restrict the method/properties used, this is PHP5, you have proper OOP access restrictions so use them.', E_USER_NOTICE);
+		}
+
+		if ($smarty_args) {
+			$this->triggerError('You can register objects but methods will be called using method($arg1, $arg2, $arg3), not as an argument array like smarty did.', E_USER_NOTICE);
+		}
+
+		if (!empty($block_methods)) {
+			$this->triggerError('You can register objects but can not use methods as being block methods, you have to build a plugin for that.', E_USER_NOTICE);
+		}
+
+		$this->dataProvider->assign($object, $object_impl);
+	}
+
+	/**
+	 * @param $object
+	 */
+	public function unregister_object($object)
+	{
+		$this->dataProvider->clear($object);
+	}
+
+	/**
+	 * @param $name
+	 *
+	 * @return mixed
+	 */
+	public function get_registered_object($name)
+	{
+		$data = $this->dataProvider->getData();
+		if (isset($data[$name]) && is_object($data[$name])) {
+			return $data[$name];
+		} else {
+			trigger_error('Dwoo_Compiler: object "' . $name . '" was not registered or is not an object', E_USER_ERROR);
+		}
+	}
+
+	/**
+	 * @param $filename
+	 *
+	 * @return bool
+	 */
+	public function template_exists($filename)
+	{
+		if (!is_array($this->template_dir)) {
+			return file_exists($this->template_dir . DIRECTORY_SEPARATOR . $filename);
+		} else {
+			foreach ($this->template_dir as $tpl_dir) {
+				if (file_exists($tpl_dir . DIRECTORY_SEPARATOR . $filename)) {
+					return true;
+				}
+			}
+
+			return false;
+		}
+	}
+
+	/**
+	 * @param      $tpl
+	 * @param null $cacheId
+	 * @param null $compileId
+	 *
+	 * @return bool
+	 */
+	public function is_cached($tpl, $cacheId = null, $compileId = null)
+	{
+		return $this->isCached($this->makeTemplate($tpl, $cacheId, $compileId));
+	}
+
+	/**
+	 * @param      $var
+	 * @param      $value
+	 * @param bool $merge
+	 */
+	public function append_by_ref($var, &$value, $merge = false)
+	{
+		$this->dataProvider->appendByRef($var, $value, $merge);
+	}
+
+	/**
+	 * @param $name
+	 * @param $val
+	 */
+	public function assign_by_ref($name, &$val)
+	{
+		$this->dataProvider->assignByRef($name, $val);
+	}
+
+	/**
+	 * @param $var
+	 */
+	public function clear_assign($var)
+	{
+		$this->dataProvider->clear($var);
+	}
+
+	/**
+	 *
+	 */
+	public function clear_all_assign()
+	{
+		$this->dataProvider->clear();
+	}
+
+	/**
+	 * @param null $name
+	 *
+	 * @return array|null
+	 */
+	public function get_template_vars($name = null)
+	{
+		if ($this->show_compat_errors) {
+			trigger_error('get_template_vars does not return values by reference, if you try to modify the data that way you should modify your code.', E_USER_NOTICE);
+		}
+
+		$data = $this->dataProvider->getData();
+		if ($name === null) {
+			return $data;
+		} elseif (isset($data[$name])) {
+			return $data[$name];
+		}
+
+		return null;
+	}
+
+	/**
+	 * @param int $olderThan
+	 */
+	public function clear_all_cache($olderThan = 0)
+	{
+		$this->clearCache($olderThan);
+	}
+
+	/**
+	 * @param      $template
+	 * @param null $cacheId
+	 * @param null $compileId
+	 * @param int  $olderThan
+	 */
+	public function clear_cache($template, $cacheId = null, $compileId = null, $olderThan = 0)
+	{
+		$this->makeTemplate($template, $cacheId, $compileId)->clearCache($olderThan);
+	}
+
+	/**
+	 * @param     $error_msg
+	 * @param int $error_type
+	 */
+	public function trigger_error($error_msg, $error_type = E_USER_WARNING)
+	{
+		$this->triggerError($error_msg, $error_type);
+	}
+
+	/**
+	 *
+	 */
+	protected function initGlobals()
+	{
+		parent::initGlobals();
+		$this->globals['ldelim'] = '{';
+		$this->globals['rdelim'] = '}';
+	}
+
+	/**
+	 * @param $file
+	 * @param $cacheId
+	 * @param $compileId
+	 *
+	 * @return mixed
+	 * @throws Exception
+	 */
+	protected function makeTemplate($file, $cacheId, $compileId)
+	{
+		if ($compileId === null) {
+			$compileId = $this->compile_id;
+		}
+
+		$hash = bin2hex(md5($file . $cacheId . $compileId, true));
+		if (!isset(self::$tplCache[$hash])) {
+			// abs path
+			if (substr($file, 0, 1) === '/' || substr($file, 1, 1) === ':') {
+				self::$tplCache[$hash] = new TemplateFile($file, null, $cacheId, $compileId);
+			} elseif (is_string($this->template_dir) || is_array($this->template_dir)) {
+				self::$tplCache[$hash] = new TemplateFile($file, null, $cacheId, $compileId, $this->template_dir);
+			} else {
+				throw new Exception('Unable to load "' . $file . '", check the template_dir');
+			}
+		}
+
+		return self::$tplCache[$hash];
+	}
+
+	/**
+	 * @param string $message
+	 * @param int    $level
+	 */
+	public function triggerError($message, $level = E_USER_NOTICE)
+	{
+		if (is_object($this->template)) {
+			parent::triggerError($message, $level);
+		}
+		trigger_error('Dwoo error : ' . $message, $level);
+	}
 }

lib/Dwoo/Smarty/Processor/Adapter.php

Indentation +17 added lines, -17 removed lines

@@ -23,23 +23,23 @@
  */
 class Adapter extends Processor
 {
-    public $callback;
+	public $callback;
 
-    /**
-     * @param string $input
-     *
-     * @return mixed
-     */
-    public function process($input)
-    {
-        return call_user_func($this->callback, $input);
-    }
+	/**
+	 * @param string $input
+	 *
+	 * @return mixed
+	 */
+	public function process($input)
+	{
+		return call_user_func($this->callback, $input);
+	}
 
-    /**
-     * @param $callback
-     */
-    public function registerCallback($callback)
-    {
-        $this->callback = $callback;
-    }
+	/**
+	 * @param $callback
+	 */
+	public function registerCallback($callback)
+	{
+		$this->callback = $callback;
+	}
 }
\ No newline at end of file

lib/Dwoo/Compilation/Exception.php

Indentation +28 added lines, -28 removed lines

@@ -26,35 +26,35 @@
  */
 class Exception extends DwooException
 {
-    protected $compiler;
-    protected $template;
+	protected $compiler;
+	protected $template;
 
-    /**
-     * Exception constructor.
-     *
-     * @param DwooCompiler $compiler
-     * @param int          $message
-     */
-    public function __construct(DwooCompiler $compiler, $message)
-    {
-        $this->compiler = $compiler;
-        $this->template = $compiler->getDwoo()->getTemplate();
-        parent::__construct('Compilation error at line ' . $compiler->getLine() . ' in "' . $this->template->getResourceName() . ':' . $this->template->getResourceIdentifier() . '" : ' . $message);
-    }
+	/**
+	 * Exception constructor.
+	 *
+	 * @param DwooCompiler $compiler
+	 * @param int          $message
+	 */
+	public function __construct(DwooCompiler $compiler, $message)
+	{
+		$this->compiler = $compiler;
+		$this->template = $compiler->getDwoo()->getTemplate();
+		parent::__construct('Compilation error at line ' . $compiler->getLine() . ' in "' . $this->template->getResourceName() . ':' . $this->template->getResourceIdentifier() . '" : ' . $message);
+	}
 
-    /**
-     * @return DwooCompiler
-     */
-    public function getCompiler()
-    {
-        return $this->compiler;
-    }
+	/**
+	 * @return DwooCompiler
+	 */
+	public function getCompiler()
+	{
+		return $this->compiler;
+	}
 
-    /**
-     * @return \Dwoo\ITemplate|null
-     */
-    public function getTemplate()
-    {
-        return $this->template;
-    }
+	/**
+	 * @return \Dwoo\ITemplate|null
+	 */
+	public function getTemplate()
+	{
+		return $this->template;
+	}
 }

lib/Dwoo/IPluginProxy.php

Indentation +45 added lines, -45 removed lines

@@ -23,52 +23,52 @@
  */
 interface IPluginProxy
 {
-    /**
-     * Returns true or false to say whether the given plugin is handled by this proxy or not.
-     *
-     * @param string $name the plugin name
-     *
-     * @return bool true if the plugin is known and usable, otherwise false
-     */
-    public function handles($name);
+	/**
+	 * Returns true or false to say whether the given plugin is handled by this proxy or not.
+	 *
+	 * @param string $name the plugin name
+	 *
+	 * @return bool true if the plugin is known and usable, otherwise false
+	 */
+	public function handles($name);
 
-    /**
-     * Returns the code (as a string) to call the plugin
-     * (this will be executed at runtime inside the Dwoo class).
-     *
-     * @param string $name   the plugin name
-     * @param array  $params a parameter array, array key "*" is the rest array
-     *
-     * @return string
-     */
-    public function getCode($name, $params);
+	/**
+	 * Returns the code (as a string) to call the plugin
+	 * (this will be executed at runtime inside the Dwoo class).
+	 *
+	 * @param string $name   the plugin name
+	 * @param array  $params a parameter array, array key "*" is the rest array
+	 *
+	 * @return string
+	 */
+	public function getCode($name, $params);
 
-    /**
-     * Returns a callback to the plugin, this is used with the reflection API to
-     * find out about the plugin's parameter names etc.
-     * should you need a rest array without the possibility to edit the
-     * plugin's code, you can provide a callback to some
-     * other function with the correct parameter signature, i.e. :
-     * <code>
-     * return array($this, "callbackHelper");
-     * // and callbackHelper would be as such:
-     * public function callbackHelper(array $rest=array()){}
-     * </code>
-     *
-     * @param string $name the plugin name
-     *
-     * @return callback
-     */
-    public function getCallback($name);
+	/**
+	 * Returns a callback to the plugin, this is used with the reflection API to
+	 * find out about the plugin's parameter names etc.
+	 * should you need a rest array without the possibility to edit the
+	 * plugin's code, you can provide a callback to some
+	 * other function with the correct parameter signature, i.e. :
+	 * <code>
+	 * return array($this, "callbackHelper");
+	 * // and callbackHelper would be as such:
+	 * public function callbackHelper(array $rest=array()){}
+	 * </code>
+	 *
+	 * @param string $name the plugin name
+	 *
+	 * @return callback
+	 */
+	public function getCallback($name);
 
-    /**
-     * Returns some code that will check if the plugin is loaded and if not load it
-     * this is optional, if your plugins are autoloaded or whatever, just return an
-     * empty string.
-     *
-     * @param string $name the plugin name
-     *
-     * @return string
-     */
-    public function getLoader($name);
+	/**
+	 * Returns some code that will check if the plugin is loaded and if not load it
+	 * this is optional, if your plugins are autoloaded or whatever, just return an
+	 * empty string.
+	 *
+	 * @param string $name the plugin name
+	 *
+	 * @return string
+	 */
+	public function getLoader($name);
 }

lib/Dwoo/ITemplate.php

Indentation +120 added lines, -120 removed lines

@@ -23,137 +23,137 @@
  */
 interface ITemplate
 {
-    /**
-     * Returns the cache duration for this template.
-     * defaults to null if it was not provided
-     *
-     * @return int|null
-     */
-    public function getCacheTime();
+	/**
+	 * Returns the cache duration for this template.
+	 * defaults to null if it was not provided
+	 *
+	 * @return int|null
+	 */
+	public function getCacheTime();
 
-    /**
-     * Sets the cache duration for this template.
-     * can be used to set it after the object is created if you did not provide
-     * it in the constructor
-     *
-     * @param int $seconds duration of the cache validity for this template, if
-     *                     null it defaults to the Dwoo instance's cache time. 0 = disable and
-     *                     -1 = infinite cache
-     */
-    public function setCacheTime($seconds = null);
+	/**
+	 * Sets the cache duration for this template.
+	 * can be used to set it after the object is created if you did not provide
+	 * it in the constructor
+	 *
+	 * @param int $seconds duration of the cache validity for this template, if
+	 *                     null it defaults to the Dwoo instance's cache time. 0 = disable and
+	 *                     -1 = infinite cache
+	 */
+	public function setCacheTime($seconds = null);
 
-    /**
-     * Returns the cached template output file name, true if it's cache-able but not cached
-     * or false if it's not cached.
-     *
-     * @param Core $dwoo the dwoo instance that requests it
-     *
-     * @return string|bool
-     */
-    public function getCachedTemplate(Core $dwoo);
+	/**
+	 * Returns the cached template output file name, true if it's cache-able but not cached
+	 * or false if it's not cached.
+	 *
+	 * @param Core $dwoo the dwoo instance that requests it
+	 *
+	 * @return string|bool
+	 */
+	public function getCachedTemplate(Core $dwoo);
 
-    /**
-     * Caches the provided output into the cache file.
-     *
-     * @param Core   $dwoo   the dwoo instance that requests it
-     * @param string $output the template output
-     *
-     * @return mixed full path of the cached file or false upon failure
-     */
-    public function cache(Core $dwoo, $output);
+	/**
+	 * Caches the provided output into the cache file.
+	 *
+	 * @param Core   $dwoo   the dwoo instance that requests it
+	 * @param string $output the template output
+	 *
+	 * @return mixed full path of the cached file or false upon failure
+	 */
+	public function cache(Core $dwoo, $output);
 
-    /**
-     * Clears the cached template if it's older than the given time.
-     *
-     * @param Core $dwoo      the dwoo instance that was used to cache that template
-     * @param int  $olderThan minimum time (in seconds) required for the cache to be cleared
-     *
-     * @return bool true if the cache was not present or if it was deleted, false if it remains there
-     */
-    public function clearCache(Core $dwoo, $olderThan = - 1);
+	/**
+	 * Clears the cached template if it's older than the given time.
+	 *
+	 * @param Core $dwoo      the dwoo instance that was used to cache that template
+	 * @param int  $olderThan minimum time (in seconds) required for the cache to be cleared
+	 *
+	 * @return bool true if the cache was not present or if it was deleted, false if it remains there
+	 */
+	public function clearCache(Core $dwoo, $olderThan = - 1);
 
-    /**
-     * Returns the compiled template file name.
-     *
-     * @param Core      $dwoo     the dwoo instance that requests it
-     * @param ICompiler $compiler the compiler that must be used
-     *
-     * @return string
-     */
-    public function getCompiledTemplate(Core $dwoo, ICompiler $compiler = null);
+	/**
+	 * Returns the compiled template file name.
+	 *
+	 * @param Core      $dwoo     the dwoo instance that requests it
+	 * @param ICompiler $compiler the compiler that must be used
+	 *
+	 * @return string
+	 */
+	public function getCompiledTemplate(Core $dwoo, ICompiler $compiler = null);
 
-    /**
-     * Returns the template name.
-     *
-     * @return string
-     */
-    public function getName();
+	/**
+	 * Returns the template name.
+	 *
+	 * @return string
+	 */
+	public function getName();
 
-    /**
-     * Returns the resource name for this template class.
-     *
-     * @return string
-     */
-    public function getResourceName();
+	/**
+	 * Returns the resource name for this template class.
+	 *
+	 * @return string
+	 */
+	public function getResourceName();
 
-    /**
-     * Returns the resource identifier for this template or false if it has no identifier.
-     *
-     * @return string|false
-     */
-    public function getResourceIdentifier();
+	/**
+	 * Returns the resource identifier for this template or false if it has no identifier.
+	 *
+	 * @return string|false
+	 */
+	public function getResourceIdentifier();
 
-    /**
-     * Returns the template source of this template.
-     *
-     * @return string
-     */
-    public function getSource();
+	/**
+	 * Returns the template source of this template.
+	 *
+	 * @return string
+	 */
+	public function getSource();
 
-    /**
-     * Returns an unique string identifying the current version of this template,
-     * for example a timestamp of the last modified date or a hash of the template source.
-     *
-     * @return string
-     */
-    public function getUid();
+	/**
+	 * Returns an unique string identifying the current version of this template,
+	 * for example a timestamp of the last modified date or a hash of the template source.
+	 *
+	 * @return string
+	 */
+	public function getUid();
 
-    /**
-     * Returns the compiler used by this template, if it was just compiled, or null.
-     *
-     * @return ICompiler
-     */
-    public function getCompiler();
+	/**
+	 * Returns the compiler used by this template, if it was just compiled, or null.
+	 *
+	 * @return ICompiler
+	 */
+	public function getCompiler();
 
-    /**
-     * Returns some php code that will check if this template has been modified or not.
-     * if the function returns null, the template will be instanciated and then the Uid checked
-     *
-     * @return string
-     */
-    public function getIsModifiedCode();
+	/**
+	 * Returns some php code that will check if this template has been modified or not.
+	 * if the function returns null, the template will be instanciated and then the Uid checked
+	 *
+	 * @return string
+	 */
+	public function getIsModifiedCode();
 
-    /**
-     * Returns a new template object from the given resource identifier, null if no include is
-     * possible (resource not found), or false if include is not permitted by this resource type.
-     * this method should also check if $dwoo->getSecurityPolicy() is null or not and do the
-     * necessary permission checks if required, if the security policy prevents the template
-     * generation it should throw a new Security\Exception with a relevant message
-     *
-     * @param mixed     $resourceId     the resource identifier
-     * @param int       $cacheTime      duration of the cache validity for this template, if null it defaults to the
-     *                                  Dwoo instance that will render this template if null it defaults to the Dwoo
-     *                                  instance that will render this template
-     * @param string    $cacheId        the unique cache identifier of this page or anything else that makes this
-     *                                  template's content unique, if null it defaults to the current url makes this
-     *                                  template's content unique, if null it defaults to the current url
-     * @param string    $compileId      the unique compiled identifier, which is used to distinguish this template from
-     *                                  others, if null it defaults to the filename+bits of the path template from
-     *                                  others, if null it defaults to the filename+bits of the path
-     * @param ITemplate $parentTemplate the template that is requesting a new template object (through an include,
-     *                                  extends or any other plugin) an include, extends or any other plugin)
-     *
-     * @return ITemplate|null|false
-     */
-    public static function templateFactory(Core $dwoo, $resourceId, $cacheTime = null, $cacheId = null, $compileId = null, ITemplate $parentTemplate = null);
+	/**
+	 * Returns a new template object from the given resource identifier, null if no include is
+	 * possible (resource not found), or false if include is not permitted by this resource type.
+	 * this method should also check if $dwoo->getSecurityPolicy() is null or not and do the
+	 * necessary permission checks if required, if the security policy prevents the template
+	 * generation it should throw a new Security\Exception with a relevant message
+	 *
+	 * @param mixed     $resourceId     the resource identifier
+	 * @param int       $cacheTime      duration of the cache validity for this template, if null it defaults to the
+	 *                                  Dwoo instance that will render this template if null it defaults to the Dwoo
+	 *                                  instance that will render this template
+	 * @param string    $cacheId        the unique cache identifier of this page or anything else that makes this
+	 *                                  template's content unique, if null it defaults to the current url makes this
+	 *                                  template's content unique, if null it defaults to the current url
+	 * @param string    $compileId      the unique compiled identifier, which is used to distinguish this template from
+	 *                                  others, if null it defaults to the filename+bits of the path template from
+	 *                                  others, if null it defaults to the filename+bits of the path
+	 * @param ITemplate $parentTemplate the template that is requesting a new template object (through an include,
+	 *                                  extends or any other plugin) an include, extends or any other plugin)
+	 *
+	 * @return ITemplate|null|false
+	 */
+	public static function templateFactory(Core $dwoo, $resourceId, $cacheTime = null, $cacheId = null, $compileId = null, ITemplate $parentTemplate = null);
 }

lib/Dwoo/Core.php

Indentation +1671 added lines, -1671 removed lines

@@ -44,1683 +44,1683 @@
  */
 class Core
 {
-    /**
-     * Current version number.
-     *
-     * @var string
-     */
-    const VERSION = '1.3.0';
-
-    /**
-     * Unique number of this dwoo release, based on version number.
-     * this can be used by templates classes to check whether the compiled template
-     * has been compiled before this release or not, so that old templates are
-     * recompiled automatically when Dwoo is updated
-     */
-    const RELEASE_TAG = 130;
-
-    /**
-     * Constants that represents all plugin types
-     * these are bitwise-operation-safe values to allow multiple types
-     * on a single plugin
-     *
-     * @var int
-     */
-    const CLASS_PLUGIN      = 1;
-    const FUNC_PLUGIN       = 2;
-    const NATIVE_PLUGIN     = 4;
-    const BLOCK_PLUGIN      = 8;
-    const COMPILABLE_PLUGIN = 16;
-    const CUSTOM_PLUGIN     = 32;
-    const SMARTY_MODIFIER   = 64;
-    const SMARTY_BLOCK      = 128;
-    const SMARTY_FUNCTION   = 256;
-    const PROXY_PLUGIN      = 512;
-    const TEMPLATE_PLUGIN   = 1024;
-
-    /**
-     * Constant to default namespaces of builtin plugins
-     *
-     * @var string
-     */
-    const NAMESPACE_PLUGINS_BLOCKS     = 'Dwoo\Plugins\Blocks\\';
-    const NAMESPACE_PLUGINS_FILTERS    = 'Dwoo\Plugins\Filters\\';
-    const NAMESPACE_PLUGINS_FUNCTIONS  = 'Dwoo\Plugins\Functions\\';
-    const NAMESPACE_PLUGINS_HELPERS    = 'Dwoo\Plugins\Helpers\\';
-    const NAMESPACE_PLUGINS_PROCESSORS = 'Dwoo\Plugins\Processors\\';
-
-    /**
-     * Character set of the template, used by string manipulation plugins.
-     * it must be lowercase, but setCharset() will take care of that
-     *
-     * @see setCharset
-     * @see getCharset
-     * @var string
-     */
-    protected $charset = 'UTF-8';
-
-    /**
-     * Global variables that are accessible through $dwoo.* in the templates.
-     * default values include:
-     * $dwoo.version - current version number
-     * $dwoo.ad - a Powered by Dwoo link pointing to dwoo.org
-     * $dwoo.now - the current time
-     * $dwoo.template - the current template filename
-     * $dwoo.charset - the character set used by the template
-     * on top of that, foreach and other plugins can store special values in there,
-     * see their documentation for more details.
-     *
-     * @var array
-     */
-    public $globals;
-
-    /**
-     * Directory where the compiled templates are stored.
-     * defaults to DWOO_COMPILEDIR (= dwoo_dir/compiled by default)
-     *
-     * @var string
-     */
-    protected $compileDir;
-
-    /**
-     * Directory where the cached templates are stored.
-     * defaults to DWOO_CACHEDIR (= dwoo_dir/cache by default)
-     *
-     * @var string
-     */
-    protected $cacheDir;
-
-    /**
-     * Defines how long (in seconds) the cached files must remain valid.
-     * can be overriden on a per-template basis
-     * -1 = never delete
-     * 0 = disabled
-     * >0 = duration in seconds
-     *
-     * @var int
-     */
-    protected $cacheTime = 0;
-
-    /**
-     * Security policy object.
-     *
-     * @var SecurityPolicy
-     */
-    protected $securityPolicy = null;
-
-    /**
-     * Stores the custom plugins callbacks.
-     *
-     * @see addPlugin
-     * @see removePlugin
-     * @var array
-     */
-    protected $plugins = array();
-
-    /**
-     * Stores the filter callbacks.
-     *
-     * @see addFilter
-     * @see removeFilter
-     * @var array
-     */
-    protected $filters = array();
-
-    /**
-     * Stores the resource types and associated
-     * classes / compiler classes.
-     *
-     * @var array
-     */
-    protected $resources = array(
-        'file'   => array(
-            'class'    => 'Dwoo\Template\File',
-            'compiler' => null,
-        ),
-        'string' => array(
-            'class'    => 'Dwoo\Template\String',
-            'compiler' => null,
-        ),
-    );
-
-    /**
-     * The dwoo loader object used to load plugins by this dwoo instance.
-     *
-     * @var ILoader
-     */
-    protected $loader = null;
-
-    /**
-     * Currently rendered template, set to null when not-rendering.
-     *
-     * @var ITemplate
-     */
-    protected $template = null;
-
-    /**
-     * Stores the instances of the class plugins during template runtime.
-     *
-     * @var array
-     */
-    protected $runtimePlugins;
-
-    /**
-     * Stores the returned values during template runtime.
-     *
-     * @var array
-     */
-    protected $returnData;
-
-    /**
-     * Stores the data during template runtime.
-     *
-     * @var array
-     */
-    public $data;
-
-    /**
-     * Stores the current scope during template runtime.
-     * this should ideally not be accessed directly from outside template code
-     *
-     * @var mixed
-     */
-    public $scope;
-
-    /**
-     * Stores the scope tree during template runtime.
-     *
-     * @var array
-     */
-    protected $scopeTree;
-
-    /**
-     * Stores the block plugins stack during template runtime.
-     *
-     * @var array
-     */
-    protected $stack;
-
-    /**
-     * Stores the current block plugin at the top of the stack during template runtime.
-     *
-     * @var BlockPlugin
-     */
-    protected $curBlock;
-
-    /**
-     * Stores the output buffer during template runtime.
-     *
-     * @var string
-     */
-    protected $buffer;
-
-    /**
-     * Stores plugin proxy.
-     *
-     * @var IPluginProxy
-     */
-    protected $pluginProxy;
-
-    /**
-     * Constructor, sets the cache and compile dir to the default values if not provided.
-     *
-     * @param string $compileDir path to the compiled directory, defaults to lib/compiled
-     * @param string $cacheDir   path to the cache directory, defaults to lib/cache
-     */
-    public function __construct($compileDir = null, $cacheDir = null)
-    {
-        if ($compileDir !== null) {
-            $this->setCompileDir($compileDir);
-        }
-        if ($cacheDir !== null) {
-            $this->setCacheDir($cacheDir);
-        }
-        $this->initGlobals();
-    }
-
-    /**
-     * Resets some runtime variables to allow a cloned object to be used to render sub-templates.
-     *
-     * @return void
-     */
-    public function __clone()
-    {
-        $this->template = null;
-        unset($this->data);
-        unset($this->returnData);
-    }
-
-    /**
-     * Returns the given template rendered using the provided data and optional compiler.
-     *
-     * @param mixed     $_tpl      template, can either be a ITemplate object (i.e. TemplateFile), a
-     *                             valid path to a template, or a template as a string it is recommended to
-     *                             provide a ITemplate as it will probably make things faster, especially if
-     *                             you render a template multiple times
-     * @param mixed     $data      the data to use, can either be a IDataProvider object (i.e. Data) or
-     *                             an associative array. if you're rendering the template from cache, it can be
-     *                             left null
-     * @param ICompiler $_compiler the compiler that must be used to compile the template, if left empty a default
-     *                             Compiler will be used
-     *
-     * @return string|void or the template output if $output is false
-     * @throws Exception
-     */
-    public function get($_tpl, $data = array(), $_compiler = null)
-    {
-        // a render call came from within a template, so we need a new dwoo instance in order to avoid breaking this one
-        if ($this->template instanceof ITemplate) {
-            $clone = clone $this;
-
-            return $clone->get($_tpl, $data, $_compiler);
-        }
-
-        // auto-create template if required
-        if ($_tpl instanceof ITemplate) {
-            // valid, skip
-        } elseif (is_string($_tpl) && file_exists($_tpl)) {
-            $_tpl = new TemplateFile($_tpl);
-        } else {
-            throw new Exception(
-                'Dwoo->get\'s first argument must be a ITemplate (i.e. TemplateFile) or 
+	/**
+	 * Current version number.
+	 *
+	 * @var string
+	 */
+	const VERSION = '1.3.0';
+
+	/**
+	 * Unique number of this dwoo release, based on version number.
+	 * this can be used by templates classes to check whether the compiled template
+	 * has been compiled before this release or not, so that old templates are
+	 * recompiled automatically when Dwoo is updated
+	 */
+	const RELEASE_TAG = 130;
+
+	/**
+	 * Constants that represents all plugin types
+	 * these are bitwise-operation-safe values to allow multiple types
+	 * on a single plugin
+	 *
+	 * @var int
+	 */
+	const CLASS_PLUGIN      = 1;
+	const FUNC_PLUGIN       = 2;
+	const NATIVE_PLUGIN     = 4;
+	const BLOCK_PLUGIN      = 8;
+	const COMPILABLE_PLUGIN = 16;
+	const CUSTOM_PLUGIN     = 32;
+	const SMARTY_MODIFIER   = 64;
+	const SMARTY_BLOCK      = 128;
+	const SMARTY_FUNCTION   = 256;
+	const PROXY_PLUGIN      = 512;
+	const TEMPLATE_PLUGIN   = 1024;
+
+	/**
+	 * Constant to default namespaces of builtin plugins
+	 *
+	 * @var string
+	 */
+	const NAMESPACE_PLUGINS_BLOCKS     = 'Dwoo\Plugins\Blocks\\';
+	const NAMESPACE_PLUGINS_FILTERS    = 'Dwoo\Plugins\Filters\\';
+	const NAMESPACE_PLUGINS_FUNCTIONS  = 'Dwoo\Plugins\Functions\\';
+	const NAMESPACE_PLUGINS_HELPERS    = 'Dwoo\Plugins\Helpers\\';
+	const NAMESPACE_PLUGINS_PROCESSORS = 'Dwoo\Plugins\Processors\\';
+
+	/**
+	 * Character set of the template, used by string manipulation plugins.
+	 * it must be lowercase, but setCharset() will take care of that
+	 *
+	 * @see setCharset
+	 * @see getCharset
+	 * @var string
+	 */
+	protected $charset = 'UTF-8';
+
+	/**
+	 * Global variables that are accessible through $dwoo.* in the templates.
+	 * default values include:
+	 * $dwoo.version - current version number
+	 * $dwoo.ad - a Powered by Dwoo link pointing to dwoo.org
+	 * $dwoo.now - the current time
+	 * $dwoo.template - the current template filename
+	 * $dwoo.charset - the character set used by the template
+	 * on top of that, foreach and other plugins can store special values in there,
+	 * see their documentation for more details.
+	 *
+	 * @var array
+	 */
+	public $globals;
+
+	/**
+	 * Directory where the compiled templates are stored.
+	 * defaults to DWOO_COMPILEDIR (= dwoo_dir/compiled by default)
+	 *
+	 * @var string
+	 */
+	protected $compileDir;
+
+	/**
+	 * Directory where the cached templates are stored.
+	 * defaults to DWOO_CACHEDIR (= dwoo_dir/cache by default)
+	 *
+	 * @var string
+	 */
+	protected $cacheDir;
+
+	/**
+	 * Defines how long (in seconds) the cached files must remain valid.
+	 * can be overriden on a per-template basis
+	 * -1 = never delete
+	 * 0 = disabled
+	 * >0 = duration in seconds
+	 *
+	 * @var int
+	 */
+	protected $cacheTime = 0;
+
+	/**
+	 * Security policy object.
+	 *
+	 * @var SecurityPolicy
+	 */
+	protected $securityPolicy = null;
+
+	/**
+	 * Stores the custom plugins callbacks.
+	 *
+	 * @see addPlugin
+	 * @see removePlugin
+	 * @var array
+	 */
+	protected $plugins = array();
+
+	/**
+	 * Stores the filter callbacks.
+	 *
+	 * @see addFilter
+	 * @see removeFilter
+	 * @var array
+	 */
+	protected $filters = array();
+
+	/**
+	 * Stores the resource types and associated
+	 * classes / compiler classes.
+	 *
+	 * @var array
+	 */
+	protected $resources = array(
+		'file'   => array(
+			'class'    => 'Dwoo\Template\File',
+			'compiler' => null,
+		),
+		'string' => array(
+			'class'    => 'Dwoo\Template\String',
+			'compiler' => null,
+		),
+	);
+
+	/**
+	 * The dwoo loader object used to load plugins by this dwoo instance.
+	 *
+	 * @var ILoader
+	 */
+	protected $loader = null;
+
+	/**
+	 * Currently rendered template, set to null when not-rendering.
+	 *
+	 * @var ITemplate
+	 */
+	protected $template = null;
+
+	/**
+	 * Stores the instances of the class plugins during template runtime.
+	 *
+	 * @var array
+	 */
+	protected $runtimePlugins;
+
+	/**
+	 * Stores the returned values during template runtime.
+	 *
+	 * @var array
+	 */
+	protected $returnData;
+
+	/**
+	 * Stores the data during template runtime.
+	 *
+	 * @var array
+	 */
+	public $data;
+
+	/**
+	 * Stores the current scope during template runtime.
+	 * this should ideally not be accessed directly from outside template code
+	 *
+	 * @var mixed
+	 */
+	public $scope;
+
+	/**
+	 * Stores the scope tree during template runtime.
+	 *
+	 * @var array
+	 */
+	protected $scopeTree;
+
+	/**
+	 * Stores the block plugins stack during template runtime.
+	 *
+	 * @var array
+	 */
+	protected $stack;
+
+	/**
+	 * Stores the current block plugin at the top of the stack during template runtime.
+	 *
+	 * @var BlockPlugin
+	 */
+	protected $curBlock;
+
+	/**
+	 * Stores the output buffer during template runtime.
+	 *
+	 * @var string
+	 */
+	protected $buffer;
+
+	/**
+	 * Stores plugin proxy.
+	 *
+	 * @var IPluginProxy
+	 */
+	protected $pluginProxy;
+
+	/**
+	 * Constructor, sets the cache and compile dir to the default values if not provided.
+	 *
+	 * @param string $compileDir path to the compiled directory, defaults to lib/compiled
+	 * @param string $cacheDir   path to the cache directory, defaults to lib/cache
+	 */
+	public function __construct($compileDir = null, $cacheDir = null)
+	{
+		if ($compileDir !== null) {
+			$this->setCompileDir($compileDir);
+		}
+		if ($cacheDir !== null) {
+			$this->setCacheDir($cacheDir);
+		}
+		$this->initGlobals();
+	}
+
+	/**
+	 * Resets some runtime variables to allow a cloned object to be used to render sub-templates.
+	 *
+	 * @return void
+	 */
+	public function __clone()
+	{
+		$this->template = null;
+		unset($this->data);
+		unset($this->returnData);
+	}
+
+	/**
+	 * Returns the given template rendered using the provided data and optional compiler.
+	 *
+	 * @param mixed     $_tpl      template, can either be a ITemplate object (i.e. TemplateFile), a
+	 *                             valid path to a template, or a template as a string it is recommended to
+	 *                             provide a ITemplate as it will probably make things faster, especially if
+	 *                             you render a template multiple times
+	 * @param mixed     $data      the data to use, can either be a IDataProvider object (i.e. Data) or
+	 *                             an associative array. if you're rendering the template from cache, it can be
+	 *                             left null
+	 * @param ICompiler $_compiler the compiler that must be used to compile the template, if left empty a default
+	 *                             Compiler will be used
+	 *
+	 * @return string|void or the template output if $output is false
+	 * @throws Exception
+	 */
+	public function get($_tpl, $data = array(), $_compiler = null)
+	{
+		// a render call came from within a template, so we need a new dwoo instance in order to avoid breaking this one
+		if ($this->template instanceof ITemplate) {
+			$clone = clone $this;
+
+			return $clone->get($_tpl, $data, $_compiler);
+		}
+
+		// auto-create template if required
+		if ($_tpl instanceof ITemplate) {
+			// valid, skip
+		} elseif (is_string($_tpl) && file_exists($_tpl)) {
+			$_tpl = new TemplateFile($_tpl);
+		} else {
+			throw new Exception(
+				'Dwoo->get\'s first argument must be a ITemplate (i.e. TemplateFile) or 
             a valid path to a template file', E_USER_NOTICE
-            );
-        }
-
-        // save the current template, enters render mode at the same time
-        // if another rendering is requested it will be proxied to a new Core(instance
-        $this->template = $_tpl;
-
-        // load data
-        if ($data instanceof IDataProvider) {
-            $this->data = $data->getData();
-        } elseif (is_array($data)) {
-            $this->data = $data;
-        } elseif ($data instanceof ArrayAccess) {
-            $this->data = $data;
-        } else {
-            throw new Exception(
-                'Dwoo->get/Dwoo->output\'s data argument must be a IDataProvider object (i.e. Data) or
+			);
+		}
+
+		// save the current template, enters render mode at the same time
+		// if another rendering is requested it will be proxied to a new Core(instance
+		$this->template = $_tpl;
+
+		// load data
+		if ($data instanceof IDataProvider) {
+			$this->data = $data->getData();
+		} elseif (is_array($data)) {
+			$this->data = $data;
+		} elseif ($data instanceof ArrayAccess) {
+			$this->data = $data;
+		} else {
+			throw new Exception(
+				'Dwoo->get/Dwoo->output\'s data argument must be a IDataProvider object (i.e. Data) or
             an associative array', E_USER_NOTICE
-            );
-        }
-
-        $this->globals['template'] = $_tpl->getName();
-        $this->initRuntimeVars($_tpl);
-
-        // try to get cached template
-        $file        = $_tpl->getCachedTemplate($this);
-        $doCache     = $file === true;
-        $cacheLoaded = is_string($file);
-
-        if ($cacheLoaded === true) {
-            // cache is present, run it
-            ob_start();
-            include $file;
-            $this->template = null;
-
-            return ob_get_clean();
-        } else {
-            $dynamicId = uniqid();
-
-            // render template
-            $compiledTemplate = $_tpl->getCompiledTemplate($this, $_compiler);
-            $out              = include $compiledTemplate;
-
-            // template returned false so it needs to be recompiled
-            if ($out === false) {
-                $_tpl->forceCompilation();
-                $compiledTemplate = $_tpl->getCompiledTemplate($this, $_compiler);
-                $out              = include $compiledTemplate;
-            }
-
-            if ($doCache === true) {
-                $out = preg_replace('/(<%|%>|<\?php|<\?|\?>)/', '<?php /*' . $dynamicId . '*/ echo \'$1\'; ?>', $out);
-                if (!class_exists(self::NAMESPACE_PLUGINS_BLOCKS . 'PluginDynamic')) {
-                    $this->getLoader()->loadPlugin('PluginDynamic');
-                }
-                $out = PluginDynamic::unescape($out, $dynamicId, $compiledTemplate);
-            }
-
-            // process filters
-            foreach ($this->filters as $filter) {
-                if (is_array($filter) && $filter[0] instanceof Filter) {
-                    $out = call_user_func($filter, $out);
-                } else {
-                    $out = call_user_func($filter, $this, $out);
-                }
-            }
-
-            if ($doCache === true) {
-                // building cache
-                $file = $_tpl->cache($this, $out);
-
-                // run it from the cache to be sure dynamics are rendered
-                ob_start();
-                include $file;
-                // exit render mode
-                $this->template = null;
-
-                return ob_get_clean();
-            } else {
-                // no need to build cache
-                // exit render mode
-                $this->template = null;
-
-                return $out;
-            }
-        }
-    }
-
-    /**
-     * Re-initializes the globals array before each template run.
-     * this method is only callede once when the Dwoo object is created
-     *
-     * @return void
-     */
-    protected function initGlobals()
-    {
-        $this->globals = array(
-            'version' => self::VERSION,
-            'ad'      => '<a href="http://dwoo.org/">Powered by Dwoo</a>',
-            'now'     => $_SERVER['REQUEST_TIME'],
-            'charset' => $this->charset,
-        );
-    }
-
-    /**
-     * Re-initializes the runtime variables before each template run.
-     * override this method to inject data in the globals array if needed, this
-     * method is called before each template execution
-     *
-     * @param ITemplate $tpl the template that is going to be rendered
-     *
-     * @return void
-     */
-    protected function initRuntimeVars(ITemplate $tpl)
-    {
-        $this->runtimePlugins = array();
-        $this->scope          = &$this->data;
-        $this->scopeTree      = array();
-        $this->stack          = array();
-        $this->curBlock       = null;
-        $this->buffer         = '';
-        $this->returnData     = array();
-    }
-
-    /**
-     * Adds a custom plugin that is not in one of the plugin directories.
-     *
-     * @param string   $name       the plugin name to be used in the templates
-     * @param callback $callback   the plugin callback, either a function name,
-     *                             a class name or an array containing an object
-     *                             or class name and a method name
-     * @param bool     $compilable if set to true, the plugin is assumed to be compilable
-     *
-     * @return void
-     * @throws Exception
-     */
-    public function addPlugin($name, $callback, $compilable = false)
-    {
-        $compilable = $compilable ? self::COMPILABLE_PLUGIN : 0;
-        if (is_array($callback)) {
-            if (is_subclass_of(is_object($callback[0]) ? get_class($callback[0]) : $callback[0], 'Dwoo\Block\Plugin')) {
-                $this->plugins[$name] = array(
-                    'type'     => self::BLOCK_PLUGIN | $compilable,
-                    'callback' => $callback,
-                    'class'    => (is_object($callback[0]) ? get_class($callback[0]) : $callback[0])
-                );
-            } else {
-                $this->plugins[$name] = array(
-                    'type'     => self::CLASS_PLUGIN | $compilable,
-                    'callback' => $callback,
-                    'class'    => (is_object($callback[0]) ? get_class($callback[0]) : $callback[0]),
-                    'function' => $callback[1]
-                );
-            }
-        } elseif (is_string($callback)) {
-            if (class_exists($callback)) {
-                if (is_subclass_of($callback, 'Dwoo\Block\Plugin')) {
-                    $this->plugins[$name] = array(
-                        'type'     => self::BLOCK_PLUGIN | $compilable,
-                        'callback' => $callback,
-                        'class'    => $callback
-                    );
-                } else {
-                    $this->plugins[$name] = array(
-                        'type'     => self::CLASS_PLUGIN | $compilable,
-                        'callback' => $callback,
-                        'class'    => $callback,
-                        'function' => ($compilable ? 'compile' : 'process')
-                    );
-                }
-            } elseif (function_exists($callback)) {
-                $this->plugins[$name] = array(
-                    'type'     => self::FUNC_PLUGIN | $compilable,
-                    'callback' => $callback
-                );
-            } else {
-                throw new Exception(
-                    'Callback could not be processed correctly, please check that the function/class 
+			);
+		}
+
+		$this->globals['template'] = $_tpl->getName();
+		$this->initRuntimeVars($_tpl);
+
+		// try to get cached template
+		$file        = $_tpl->getCachedTemplate($this);
+		$doCache     = $file === true;
+		$cacheLoaded = is_string($file);
+
+		if ($cacheLoaded === true) {
+			// cache is present, run it
+			ob_start();
+			include $file;
+			$this->template = null;
+
+			return ob_get_clean();
+		} else {
+			$dynamicId = uniqid();
+
+			// render template
+			$compiledTemplate = $_tpl->getCompiledTemplate($this, $_compiler);
+			$out              = include $compiledTemplate;
+
+			// template returned false so it needs to be recompiled
+			if ($out === false) {
+				$_tpl->forceCompilation();
+				$compiledTemplate = $_tpl->getCompiledTemplate($this, $_compiler);
+				$out              = include $compiledTemplate;
+			}
+
+			if ($doCache === true) {
+				$out = preg_replace('/(<%|%>|<\?php|<\?|\?>)/', '<?php /*' . $dynamicId . '*/ echo \'$1\'; ?>', $out);
+				if (!class_exists(self::NAMESPACE_PLUGINS_BLOCKS . 'PluginDynamic')) {
+					$this->getLoader()->loadPlugin('PluginDynamic');
+				}
+				$out = PluginDynamic::unescape($out, $dynamicId, $compiledTemplate);
+			}
+
+			// process filters
+			foreach ($this->filters as $filter) {
+				if (is_array($filter) && $filter[0] instanceof Filter) {
+					$out = call_user_func($filter, $out);
+				} else {
+					$out = call_user_func($filter, $this, $out);
+				}
+			}
+
+			if ($doCache === true) {
+				// building cache
+				$file = $_tpl->cache($this, $out);
+
+				// run it from the cache to be sure dynamics are rendered
+				ob_start();
+				include $file;
+				// exit render mode
+				$this->template = null;
+
+				return ob_get_clean();
+			} else {
+				// no need to build cache
+				// exit render mode
+				$this->template = null;
+
+				return $out;
+			}
+		}
+	}
+
+	/**
+	 * Re-initializes the globals array before each template run.
+	 * this method is only callede once when the Dwoo object is created
+	 *
+	 * @return void
+	 */
+	protected function initGlobals()
+	{
+		$this->globals = array(
+			'version' => self::VERSION,
+			'ad'      => '<a href="http://dwoo.org/">Powered by Dwoo</a>',
+			'now'     => $_SERVER['REQUEST_TIME'],
+			'charset' => $this->charset,
+		);
+	}
+
+	/**
+	 * Re-initializes the runtime variables before each template run.
+	 * override this method to inject data in the globals array if needed, this
+	 * method is called before each template execution
+	 *
+	 * @param ITemplate $tpl the template that is going to be rendered
+	 *
+	 * @return void
+	 */
+	protected function initRuntimeVars(ITemplate $tpl)
+	{
+		$this->runtimePlugins = array();
+		$this->scope          = &$this->data;
+		$this->scopeTree      = array();
+		$this->stack          = array();
+		$this->curBlock       = null;
+		$this->buffer         = '';
+		$this->returnData     = array();
+	}
+
+	/**
+	 * Adds a custom plugin that is not in one of the plugin directories.
+	 *
+	 * @param string   $name       the plugin name to be used in the templates
+	 * @param callback $callback   the plugin callback, either a function name,
+	 *                             a class name or an array containing an object
+	 *                             or class name and a method name
+	 * @param bool     $compilable if set to true, the plugin is assumed to be compilable
+	 *
+	 * @return void
+	 * @throws Exception
+	 */
+	public function addPlugin($name, $callback, $compilable = false)
+	{
+		$compilable = $compilable ? self::COMPILABLE_PLUGIN : 0;
+		if (is_array($callback)) {
+			if (is_subclass_of(is_object($callback[0]) ? get_class($callback[0]) : $callback[0], 'Dwoo\Block\Plugin')) {
+				$this->plugins[$name] = array(
+					'type'     => self::BLOCK_PLUGIN | $compilable,
+					'callback' => $callback,
+					'class'    => (is_object($callback[0]) ? get_class($callback[0]) : $callback[0])
+				);
+			} else {
+				$this->plugins[$name] = array(
+					'type'     => self::CLASS_PLUGIN | $compilable,
+					'callback' => $callback,
+					'class'    => (is_object($callback[0]) ? get_class($callback[0]) : $callback[0]),
+					'function' => $callback[1]
+				);
+			}
+		} elseif (is_string($callback)) {
+			if (class_exists($callback)) {
+				if (is_subclass_of($callback, 'Dwoo\Block\Plugin')) {
+					$this->plugins[$name] = array(
+						'type'     => self::BLOCK_PLUGIN | $compilable,
+						'callback' => $callback,
+						'class'    => $callback
+					);
+				} else {
+					$this->plugins[$name] = array(
+						'type'     => self::CLASS_PLUGIN | $compilable,
+						'callback' => $callback,
+						'class'    => $callback,
+						'function' => ($compilable ? 'compile' : 'process')
+					);
+				}
+			} elseif (function_exists($callback)) {
+				$this->plugins[$name] = array(
+					'type'     => self::FUNC_PLUGIN | $compilable,
+					'callback' => $callback
+				);
+			} else {
+				throw new Exception(
+					'Callback could not be processed correctly, please check that the function/class 
                 you used exists'
-                );
-            }
-        } elseif ($callback instanceof Closure) {
-            $this->plugins[$name] = array(
-                'type'     => self::FUNC_PLUGIN | $compilable,
-                'callback' => $callback
-            );
-        } else {
-            throw new Exception(
-                'Callback could not be processed correctly, please check that the function/class you 
+				);
+			}
+		} elseif ($callback instanceof Closure) {
+			$this->plugins[$name] = array(
+				'type'     => self::FUNC_PLUGIN | $compilable,
+				'callback' => $callback
+			);
+		} else {
+			throw new Exception(
+				'Callback could not be processed correctly, please check that the function/class you 
             used exists'
-            );
-        }
-    }
-
-    /**
-     * Removes a custom plugin.
-     *
-     * @param string $name the plugin name
-     *
-     * @return void
-     */
-    public function removePlugin($name)
-    {
-        if (isset($this->plugins[$name])) {
-            unset($this->plugins[$name]);
-        }
-    }
-
-    /**
-     * Adds a filter to this Dwoo instance, it will be used to filter the output of all the templates rendered by this
-     * instance.
-     *
-     * @param mixed $callback a callback or a filter name if it is autoloaded from a plugin directory
-     * @param bool  $autoload if true, the first parameter must be a filter name from one of the plugin directories
-     *
-     * @return void
-     * @throws Exception
-     */
-    public function addFilter($callback, $autoload = false)
-    {
-        if ($autoload) {
-            $class = self::NAMESPACE_PLUGINS_FILTERS . self::toCamelCase($callback);
-            if (!class_exists($class) && !function_exists($class)) {
-                try {
-                    $this->getLoader()->loadPlugin($callback);
-                }
-                catch (Exception $e) {
-                    if (strstr($callback, self::NAMESPACE_PLUGINS_FILTERS)) {
-                        throw new Exception(
-                            'Wrong filter name : ' . $callback . ', the "Dwoo_Filter_" prefix should 
+			);
+		}
+	}
+
+	/**
+	 * Removes a custom plugin.
+	 *
+	 * @param string $name the plugin name
+	 *
+	 * @return void
+	 */
+	public function removePlugin($name)
+	{
+		if (isset($this->plugins[$name])) {
+			unset($this->plugins[$name]);
+		}
+	}
+
+	/**
+	 * Adds a filter to this Dwoo instance, it will be used to filter the output of all the templates rendered by this
+	 * instance.
+	 *
+	 * @param mixed $callback a callback or a filter name if it is autoloaded from a plugin directory
+	 * @param bool  $autoload if true, the first parameter must be a filter name from one of the plugin directories
+	 *
+	 * @return void
+	 * @throws Exception
+	 */
+	public function addFilter($callback, $autoload = false)
+	{
+		if ($autoload) {
+			$class = self::NAMESPACE_PLUGINS_FILTERS . self::toCamelCase($callback);
+			if (!class_exists($class) && !function_exists($class)) {
+				try {
+					$this->getLoader()->loadPlugin($callback);
+				}
+				catch (Exception $e) {
+					if (strstr($callback, self::NAMESPACE_PLUGINS_FILTERS)) {
+						throw new Exception(
+							'Wrong filter name : ' . $callback . ', the "Dwoo_Filter_" prefix should 
                         not be used, please only use "' . str_replace('Dwoo_Filter_', '', $callback) . '"'
-                        );
-                    } else {
-                        throw new Exception(
-                            'Wrong filter name : ' . $callback . ', when using autoload the filter must
+						);
+					} else {
+						throw new Exception(
+							'Wrong filter name : ' . $callback . ', when using autoload the filter must
                          be in one of your plugin dir as "name.php" containig a class or function named
                          "Dwoo_Filter_name"'
-                        );
-                    }
-                }
-            }
-
-            if (class_exists($class)) {
-                $callback = array(new $class($this), 'process');
-            } elseif (function_exists($class)) {
-                $callback = $class;
-            } else {
-                throw new Exception(
-                    'Wrong filter name : ' . $callback . ', when using autoload the filter must be in
+						);
+					}
+				}
+			}
+
+			if (class_exists($class)) {
+				$callback = array(new $class($this), 'process');
+			} elseif (function_exists($class)) {
+				$callback = $class;
+			} else {
+				throw new Exception(
+					'Wrong filter name : ' . $callback . ', when using autoload the filter must be in
                 one of your plugin dir as "name.php" containig a class or function named "Dwoo_Filter_name"'
-                );
-            }
-
-            $this->filters[] = $callback;
-        } else {
-            $this->filters[] = $callback;
-        }
-    }
-
-    /**
-     * Removes a filter.
-     *
-     * @param mixed $callback callback or filter name if it was autoloaded
-     *
-     * @return void
-     */
-    public function removeFilter($callback)
-    {
-        if (($index = array_search(self::NAMESPACE_PLUGINS_FILTERS. 'Filter' . self::toCamelCase($callback), $this->filters,
-                true)) !==
-            false) {
-            unset($this->filters[$index]);
-        } elseif (($index = array_search($callback, $this->filters, true)) !== false) {
-            unset($this->filters[$index]);
-        } else {
-            $class = self::NAMESPACE_PLUGINS_FILTERS . 'Filter' . $callback;
-            foreach ($this->filters as $index => $filter) {
-                if (is_array($filter) && $filter[0] instanceof $class) {
-                    unset($this->filters[$index]);
-                    break;
-                }
-            }
-        }
-    }
-
-    /**
-     * Adds a resource or overrides a default one.
-     *
-     * @param string   $name            the resource name
-     * @param string   $class           the resource class (which must implement ITemplate)
-     * @param callback $compilerFactory the compiler factory callback, a function that must return a compiler instance
-     *                                  used to compile this resource, if none is provided. by default it will produce
-     *                                  a Compiler object
-     *
-     * @return void
-     * @throws Exception
-     */
-    public function addResource($name, $class, $compilerFactory = null)
-    {
-        if (strlen($name) < 2) {
-            throw new Exception('Resource names must be at least two-character long to avoid conflicts with Windows paths');
-        }
-
-        if (!class_exists($class)) {
-            throw new Exception('Resource class does not exist');
-        }
-
-        $interfaces = class_implements($class);
-        if (in_array('Dwoo\ITemplate', $interfaces) === false) {
-            throw new Exception('Resource class must implement ITemplate');
-        }
-
-        $this->resources[$name] = array(
-            'class'    => $class,
-            'compiler' => $compilerFactory
-        );
-    }
-
-    /**
-     * Removes a custom resource.
-     *
-     * @param string $name the resource name
-     *
-     * @return void
-     */
-    public function removeResource($name)
-    {
-        unset($this->resources[$name]);
-        if ($name === 'file') {
-            $this->resources['file'] = array(
-                'class'    => 'Dwoo\Template\File',
-                'compiler' => null
-            );
-        }
-    }
-
-    /**
-     * Sets the loader object to use to load plugins.
-     *
-     * @param ILoader $loader loader
-     *
-     * @return void
-     */
-    public function setLoader(ILoader $loader)
-    {
-        $this->loader = $loader;
-    }
-
-    /**
-     * Returns the current loader object or a default one if none is currently found.
-     *
-     * @return ILoader|Loader
-     */
-    public function getLoader()
-    {
-        if ($this->loader === null) {
-            $this->loader = new Loader($this->getCompileDir());
-        }
-
-        return $this->loader;
-    }
-
-    /**
-     * Returns the custom plugins loaded.
-     * Used by the ITemplate classes to pass the custom plugins to their ICompiler instance.
-     *
-     * @return array
-     */
-    public function getCustomPlugins()
-    {
-        return $this->plugins;
-    }
-
-    /**
-     * Return a specified custom plugin loaded by his name.
-     * Used by the compiler, for executing a Closure.
-     *
-     * @param string $name
-     *
-     * @return mixed|null
-     */
-    public function getCustomPlugin($name)
-    {
-        if (isset($this->plugins[$name])) {
-            return $this->plugins[$name]['callback'];
-        }
-
-        return null;
-    }
-
-    /**
-     * Returns the cache directory with a trailing DIRECTORY_SEPARATOR.
-     *
-     * @return string
-     */
-    public function getCacheDir()
-    {
-        if ($this->cacheDir === null) {
-            $this->setCacheDir(dirname(__DIR__) . DIRECTORY_SEPARATOR . 'cache' . DIRECTORY_SEPARATOR);
-        }
-
-        return $this->cacheDir;
-    }
-
-    /**
-     * Sets the cache directory and automatically appends a DIRECTORY_SEPARATOR.
-     *
-     * @param string $dir the cache directory
-     *
-     * @return void
-     * @throws Exception
-     */
-    public function setCacheDir($dir)
-    {
-        $this->cacheDir = rtrim($dir, '/\\') . DIRECTORY_SEPARATOR;
-        if (is_writable($this->cacheDir) === false) {
-            throw new Exception('The cache directory must be writable, chmod "' . $this->cacheDir . '" to make it writable');
-        }
-    }
-
-    /**
-     * Returns the compile directory with a trailing DIRECTORY_SEPARATOR.
-     *
-     * @return string
-     */
-    public function getCompileDir()
-    {
-        if ($this->compileDir === null) {
-            $this->setCompileDir(dirname(__DIR__) . DIRECTORY_SEPARATOR . 'compiled' . DIRECTORY_SEPARATOR);
-        }
-
-        return $this->compileDir;
-    }
-
-    /**
-     * Sets the compile directory and automatically appends a DIRECTORY_SEPARATOR.
-     *
-     * @param string $dir the compile directory
-     *
-     * @return void
-     * @throws Exception
-     */
-    public function setCompileDir($dir)
-    {
-        $this->compileDir = rtrim($dir, '/\\') . DIRECTORY_SEPARATOR;
-        if (is_writable($this->compileDir) === false) {
-            throw new Exception('The compile directory must be writable, chmod "' . $this->compileDir . '" to make it writable');
-        }
-    }
-
-    /**
-     * Returns the default cache time that is used with templates that do not have a cache time set.
-     *
-     * @return int the duration in seconds
-     */
-    public function getCacheTime()
-    {
-        return $this->cacheTime;
-    }
-
-    /**
-     * Sets the default cache time to use with templates that do not have a cache time set.
-     *
-     * @param int $seconds the duration in seconds
-     *
-     * @return void
-     */
-    public function setCacheTime($seconds)
-    {
-        $this->cacheTime = (int)$seconds;
-    }
-
-    /**
-     * Returns the character set used by the string manipulation plugins.
-     * the charset is automatically lowercased
-     *
-     * @return string
-     */
-    public function getCharset()
-    {
-        return $this->charset;
-    }
-
-    /**
-     * Sets the character set used by the string manipulation plugins.
-     * the charset will be automatically lowercased
-     *
-     * @param string $charset the character set
-     *
-     * @return void
-     */
-    public function setCharset($charset)
-    {
-        $this->charset = strtolower((string)$charset);
-    }
-
-    /**
-     * Returns the current template being rendered, when applicable, or null.
-     *
-     * @return ITemplate|null
-     */
-    public function getTemplate()
-    {
-        return $this->template;
-    }
-
-    /**
-     * Sets the current template being rendered.
-     *
-     * @param ITemplate $tpl template object
-     *
-     * @return void
-     */
-    public function setTemplate(ITemplate $tpl)
-    {
-        $this->template = $tpl;
-    }
-
-    /**
-     * Sets the default compiler factory function for the given resource name.
-     * a compiler factory must return a ICompiler object pre-configured to fit your needs
-     *
-     * @param string   $resourceName    the resource name (i.e. file, string)
-     * @param callback $compilerFactory the compiler factory callback
-     *
-     * @return void
-     */
-    public function setDefaultCompilerFactory($resourceName, $compilerFactory)
-    {
-        $this->resources[$resourceName]['compiler'] = $compilerFactory;
-    }
-
-    /**
-     * Returns the default compiler factory function for the given resource name.
-     *
-     * @param string $resourceName the resource name
-     *
-     * @return callback the compiler factory callback
-     */
-    public function getDefaultCompilerFactory($resourceName)
-    {
-        return $this->resources[$resourceName]['compiler'];
-    }
-
-    /**
-     * Sets the security policy object to enforce some php security settings.
-     * use this if untrusted persons can modify templates
-     *
-     * @param SecurityPolicy $policy the security policy object
-     *
-     * @return void
-     */
-    public function setSecurityPolicy(SecurityPolicy $policy = null)
-    {
-        $this->securityPolicy = $policy;
-    }
-
-    /**
-     * Returns the current security policy object or null by default.
-     *
-     * @return SecurityPolicy|null the security policy object if any
-     */
-    public function getSecurityPolicy()
-    {
-        return $this->securityPolicy;
-    }
-
-    /**
-     * Sets the object that must be used as a plugin proxy when plugin can't be found
-     * by dwoo's loader.
-     *
-     * @param IPluginProxy $pluginProxy the proxy object
-     *
-     * @return void
-     */
-    public function setPluginProxy(IPluginProxy $pluginProxy)
-    {
-        $this->pluginProxy = $pluginProxy;
-    }
-
-    /**
-     * Returns the current plugin proxy object or null by default.
-     *
-     * @return IPluginProxy
-     */
-    public function getPluginProxy()
-    {
-        return $this->pluginProxy;
-    }
-
-    /**
-     * Checks whether the given template is cached or not.
-     *
-     * @param ITemplate $tpl the template object
-     *
-     * @return bool
-     */
-    public function isCached(ITemplate $tpl)
-    {
-        return is_string($tpl->getCachedTemplate($this));
-    }
-
-    /**
-     * Clear templates inside the compiled directory.
-     *
-     * @return int
-     */
-    public function clearCompiled()
-    {
-        $iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->getCompileDir()), \RecursiveIteratorIterator::SELF_FIRST);
-        $count    = 0;
-        foreach ($iterator as $file) {
-            if ($file->isFile()) {
-                $count += unlink($file->__toString()) ? 1 : 0;
-            }
-        }
-
-        return $count;
-    }
-
-    /**
-     * Clears the cached templates if they are older than the given time.
-     *
-     * @param int $olderThan minimum time (in seconds) required for a cached template to be cleared
-     *
-     * @return int the amount of templates cleared
-     */
-    public function clearCache($olderThan = - 1)
-    {
-        $iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->getCacheDir()), \RecursiveIteratorIterator::SELF_FIRST);
-        $expired  = time() - $olderThan;
-        $count    = 0;
-        foreach ($iterator as $file) {
-            if ($file->isFile() && $file->getCTime() < $expired) {
-                $count += unlink((string)$file) ? 1 : 0;
-            }
-        }
-
-        return $count;
-    }
-
-    /**
-     * Fetches a template object of the given resource.
-     *
-     * @param string    $resourceName   the resource name (i.e. file, string)
-     * @param string    $resourceId     the resource identifier (i.e. file path)
-     * @param int       $cacheTime      the cache time setting for this resource
-     * @param string    $cacheId        the unique cache identifier
-     * @param string    $compileId      the unique compiler identifier
-     * @param ITemplate $parentTemplate the parent template
-     *
-     * @return ITemplate
-     * @throws Exception
-     */
-    public function templateFactory($resourceName, $resourceId, $cacheTime = null, $cacheId = null, $compileId = null, ITemplate $parentTemplate = null)
-    {
-        if (isset($this->resources[$resourceName])) {
-            /**
-             * Interface ITemplate
-             *
-             * @var ITemplate $class
-             */
-            $class = $this->resources[$resourceName]['class'];
-
-            return $class::templateFactory($this, $resourceId, $cacheTime, $cacheId, $compileId, $parentTemplate);
-        }
-
-        throw new Exception('Unknown resource type : ' . $resourceName);
-    }
-
-    /**
-     * Checks if the input is an array or arrayaccess object, optionally it can also check if it's
-     * empty.
-     *
-     * @param mixed $value        the variable to check
-     * @param bool  $checkIsEmpty if true, the function will also check if the array|arrayaccess is empty,
-     *                            and return true only if it's not empty
-     *
-     * @return int|bool true if it's an array|arrayaccess (or the item count if $checkIsEmpty is true) or false if it's
-     *                  not an array|arrayaccess (or 0 if $checkIsEmpty is true)
-     */
-    public function isArray($value, $checkIsEmpty = false)
-    {
-        if (is_array($value) === true || $value instanceof ArrayAccess) {
-            if ($checkIsEmpty === false) {
-                return true;
-            }
-
-            return $this->count($value);
-        }
-
-        return false;
-    }
-
-    /**
-     * Checks if the input is an array or a traversable object, optionally it can also check if it's
-     * empty.
-     *
-     * @param mixed $value        the variable to check
-     * @param bool  $checkIsEmpty if true, the function will also check if the array|traversable is empty,
-     *                            and return true only if it's not empty
-     *
-     * @return int|bool true if it's an array|traversable (or the item count if $checkIsEmpty is true) or false if it's
-     *                  not an array|traversable (or 0 if $checkIsEmpty is true)
-     */
-    public function isTraversable($value, $checkIsEmpty = false)
-    {
-        if (is_array($value) === true) {
-            if ($checkIsEmpty === false) {
-                return true;
-            } else {
-                return count($value) > 0;
-            }
-        } elseif ($value instanceof Traversable) {
-            if ($checkIsEmpty === false) {
-                return true;
-            } else {
-                return $this->count($value);
-            }
-        }
-
-        return false;
-    }
-
-    /**
-     * Counts an array or arrayaccess/traversable object.
-     *
-     * @param mixed $value the value to count
-     *
-     * @return int|bool the count for arrays and objects that implement countable, true for other objects that don't,
-     *                  and 0 for empty elements
-     */
-    public function count($value)
-    {
-        if (is_array($value) === true || $value instanceof Countable) {
-            return count($value);
-        } elseif ($value instanceof ArrayAccess) {
-            if ($value->offsetExists(0)) {
-                return true;
-            }
-        } elseif ($value instanceof Iterator) {
-            $value->rewind();
-            if ($value->valid()) {
-                return true;
-            }
-        } elseif ($value instanceof Traversable) {
-            foreach ($value as $dummy) {
-                return true;
-            }
-        }
-
-        return 0;
-    }
-
-    /**
-     * Triggers a dwoo error.
-     *
-     * @param string $message the error message
-     * @param int    $level   the error level, one of the PHP's E_* constants
-     *
-     * @return void
-     */
-    public function triggerError($message, $level = E_USER_NOTICE)
-    {
-        if (!($tplIdentifier = $this->template->getResourceIdentifier())) {
-            $tplIdentifier = $this->template->getResourceName();
-        }
-        trigger_error('Dwoo error (in ' . $tplIdentifier . ') : ' . $message, $level);
-    }
-
-    /**
-     * Adds a block to the block stack.
-     *
-     * @param string $blockName the block name (without Dwoo_Plugin_ prefix)
-     * @param array  $args      the arguments to be passed to the block's init() function
-     *
-     * @return BlockPlugin the newly created block
-     */
-    public function addStack($blockName, array $args = array())
-    {
-        if (isset($this->plugins[$blockName])) {
-            $class = $this->plugins[$blockName]['class'];
-        } else {
-            $class = self::NAMESPACE_PLUGINS_BLOCKS . 'Plugin' . self::toCamelCase($blockName);
-        }
-
-        if ($this->curBlock !== null) {
-            $this->curBlock->buffer(ob_get_contents());
-            ob_clean();
-        } else {
-            $this->buffer .= ob_get_contents();
-            ob_clean();
-        }
-
-        $block = new $class($this);
-
-        call_user_func_array(array($block, 'init'), $args);
-
-        $this->stack[] = $this->curBlock = $block;
-
-        return $block;
-    }
-
-    /**
-     * Removes the plugin at the top of the block stack.
-     * Calls the block buffer() function, followed by a call to end() and finally a call to process()
-     *
-     * @return void
-     */
-    public function delStack()
-    {
-        $args = func_get_args();
-
-        $this->curBlock->buffer(ob_get_contents());
-        ob_clean();
-
-        call_user_func_array(array($this->curBlock, 'end'), $args);
-
-        $tmp = array_pop($this->stack);
-
-        if (count($this->stack) > 0) {
-            $this->curBlock = end($this->stack);
-            $this->curBlock->buffer($tmp->process());
-        } else {
-            if ($this->buffer !== '') {
-                echo $this->buffer;
-                $this->buffer = '';
-            }
-            $this->curBlock = null;
-            echo $tmp->process();
-        }
-
-        unset($tmp);
-    }
-
-    /**
-     * Returns the parent block of the given block.
-     *
-     * @param BlockPlugin $block the block class plugin
-     *
-     * @return BlockPlugin|false if the given block isn't in the stack
-     */
-    public function getParentBlock(BlockPlugin $block)
-    {
-        $index = array_search($block, $this->stack, true);
-        if ($index !== false && $index > 0) {
-            return $this->stack[$index - 1];
-        }
-
-        return false;
-    }
-
-    /**
-     * Finds the closest block of the given type, starting at the top of the stack.
-     *
-     * @param string $type the type of plugin you want to find
-     *
-     * @return BlockPlugin|false if no plugin of such type is in the stack
-     */
-    public function findBlock($type)
-    {
-        if (isset($this->plugins[$type])) {
-            $type = $this->plugins[$type]['class'];
-        } else {
-            $type = self::NAMESPACE_PLUGINS_BLOCKS . 'Plugin_' . str_replace(self::NAMESPACE_PLUGINS_BLOCKS.'Plugin',
-                    '', $type);
-        }
-
-        $keys = array_keys($this->stack);
-        while (($key = array_pop($keys)) !== false) {
-            if ($this->stack[$key] instanceof $type) {
-                return $this->stack[$key];
-            }
-        }
-
-        return false;
-    }
-
-    /**
-     * Returns a Plugin of the given class.
-     * this is so a single instance of every class plugin is created at each template run,
-     * allowing class plugins to have "per-template-run" static variables
-     *
-     * @param string $class the class name
-     *
-     * @return mixed an object of the given class
-     */
-    public function getObjectPlugin($class)
-    {
-        if (isset($this->runtimePlugins[$class])) {
-            return $this->runtimePlugins[$class];
-        }
-
-        return $this->runtimePlugins[$class] = new $class($this);
-    }
-
-    /**
-     * Calls the process() method of the given class-plugin name.
-     *
-     * @param string $plugName the class plugin name (without Dwoo_Plugin_ prefix)
-     * @param array  $params   an array of parameters to send to the process() method
-     *
-     * @return string the process() return value
-     */
-    public function classCall($plugName, array $params = array())
-    {
-        $class  = self::toCamelCase($plugName);
-        $plugin = $this->getObjectPlugin($class);
-
-        return call_user_func_array(array($plugin, 'process'), $params);
-    }
-
-    /**
-     * Calls a php function.
-     *
-     * @param string $callback the function to call
-     * @param array  $params   an array of parameters to send to the function
-     *
-     * @return mixed the return value of the called function
-     */
-    public function arrayMap($callback, array $params)
-    {
-        if ($params[0] === $this) {
-            $addThis = true;
-            array_shift($params);
-        }
-        if ((is_array($params[0]) || ($params[0] instanceof Iterator && $params[0] instanceof ArrayAccess))) {
-            if (empty($params[0])) {
-                return $params[0];
-            }
-
-            // array map
-            $out = array();
-            $cnt = count($params);
-
-            if (isset($addThis)) {
-                array_unshift($params, $this);
-                $items = $params[1];
-                $keys  = array_keys($items);
-
-                if (is_string($callback) === false) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = call_user_func_array($callback, array(1 => $items[$i]) + $params);
-                    }
-                } elseif ($cnt === 1) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = $callback($this, $items[$i]);
-                    }
-                } elseif ($cnt === 2) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = $callback($this, $items[$i], $params[2]);
-                    }
-                } elseif ($cnt === 3) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = $callback($this, $items[$i], $params[2], $params[3]);
-                    }
-                } else {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = call_user_func_array($callback, array(1 => $items[$i]) + $params);
-                    }
-                }
-            } else {
-                $items = $params[0];
-                $keys  = array_keys($items);
-
-                if (is_string($callback) === false) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = call_user_func_array($callback, array($items[$i]) + $params);
-                    }
-                } elseif ($cnt === 1) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = $callback($items[$i]);
-                    }
-                } elseif ($cnt === 2) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = $callback($items[$i], $params[1]);
-                    }
-                } elseif ($cnt === 3) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = $callback($items[$i], $params[1], $params[2]);
-                    }
-                } elseif ($cnt === 4) {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = $callback($items[$i], $params[1], $params[2], $params[3]);
-                    }
-                } else {
-                    while (($i = array_shift($keys)) !== null) {
-                        $out[] = call_user_func_array($callback, array($items[$i]) + $params);
-                    }
-                }
-            }
-
-            return $out;
-        } else {
-            return $params[0];
-        }
-    }
-
-    /**
-     * Reads a variable into the given data array.
-     *
-     * @param string $varstr   the variable string, using dwoo variable syntax (i.e. "var.subvar[subsubvar]->property")
-     * @param mixed  $data     the data array or object to read from
-     * @param bool   $safeRead if true, the function will check whether the index exists to prevent any notices from
-     *                         being output
-     *
-     * @return mixed
-     */
-    public function readVarInto($varstr, $data, $safeRead = false)
-    {
-        if ($data === null) {
-            return null;
-        }
-
-        if (is_array($varstr) === false) {
-            preg_match_all('#(\[|->|\.)?((?:[^.[\]-]|-(?!>))+)\]?#i', $varstr, $m);
-        } else {
-            $m = $varstr;
-        }
-        unset($varstr);
-
-        while (list($k, $sep) = each($m[1])) {
-            if ($sep === '.' || $sep === '[' || $sep === '') {
-                // strip enclosing quotes if present
-                $m[2][$k] = preg_replace('#^(["\']?)(.*?)\1$#', '$2', $m[2][$k]);
-
-                if ((is_array($data) || $data instanceof ArrayAccess) && ($safeRead === false || isset($data[$m[2][$k]]))) {
-                    $data = $data[$m[2][$k]];
-                } else {
-                    return null;
-                }
-            } else {
-                if (is_object($data) && ($safeRead === false || isset($data->$m[2][$k]))) {
-                    $data = $data->$m[2][$k];
-                } else {
-                    return null;
-                }
-            }
-        }
-
-        return $data;
-    }
-
-    /**
-     * Reads a variable into the parent scope.
-     *
-     * @param int    $parentLevels the amount of parent levels to go from the current scope
-     * @param string $varstr       the variable string, using dwoo variable syntax (i.e.
-     *                             "var.subvar[subsubvar]->property")
-     *
-     * @return mixed
-     */
-    public function readParentVar($parentLevels, $varstr = null)
-    {
-        $tree = $this->scopeTree;
-        $cur  = $this->data;
-
-        while ($parentLevels -- !== 0) {
-            array_pop($tree);
-        }
-
-        while (($i = array_shift($tree)) !== null) {
-            if (is_object($cur)) {
-                $cur = $cur->$i;
-            } else {
-                $cur = $cur[$i];
-            }
-        }
-
-        if ($varstr !== null) {
-            return $this->readVarInto($varstr, $cur);
-        } else {
-            return $cur;
-        }
-    }
-
-    /**
-     * Reads a variable into the current scope.
-     *
-     * @param string $varstr the variable string, using dwoo variable syntax (i.e. "var.subvar[subsubvar]->property")
-     *
-     * @return mixed
-     */
-    public function readVar($varstr)
-    {
-        if (is_array($varstr) === true) {
-            $m = $varstr;
-            unset($varstr);
-        } else {
-            if (strstr($varstr, '.') === false && strstr($varstr, '[') === false && strstr($varstr, '->') === false) {
-                if ($varstr === 'dwoo') {
-                    return $this->globals;
-                } elseif ($varstr === '__' || $varstr === '_root') {
-                    return $this->data;
-                } elseif ($varstr === '_' || $varstr === '_parent') {
-                    $varstr = '.' . $varstr;
-                    $tree   = $this->scopeTree;
-                    $cur    = $this->data;
-                    array_pop($tree);
-
-                    while (($i = array_shift($tree)) !== null) {
-                        if (is_object($cur)) {
-                            $cur = $cur->$i;
-                        } else {
-                            $cur = $cur[$i];
-                        }
-                    }
-
-                    return $cur;
-                }
-
-                $cur = $this->scope;
-
-                if (isset($cur[$varstr])) {
-                    return $cur[$varstr];
-                } else {
-                    return null;
-                }
-            }
-
-            if (substr($varstr, 0, 1) === '.') {
-                $varstr = 'dwoo' . $varstr;
-            }
-
-            preg_match_all('#(\[|->|\.)?((?:[^.[\]-]|-(?!>))+)\]?#i', $varstr, $m);
-        }
-
-        $i = $m[2][0];
-        if ($i === 'dwoo') {
-            $cur = $this->globals;
-            array_shift($m[2]);
-            array_shift($m[1]);
-            switch ($m[2][0]) {
-            case 'get':
-                $cur = $_GET;
-                break;
-            case 'post':
-                $cur = $_POST;
-                break;
-            case 'session':
-                $cur = $_SESSION;
-                break;
-            case 'cookies':
-            case 'cookie':
-                $cur = $_COOKIE;
-                break;
-            case 'server':
-                $cur = $_SERVER;
-                break;
-            case 'env':
-                $cur = $_ENV;
-                break;
-            case 'request':
-                $cur = $_REQUEST;
-                break;
-            case 'const':
-                array_shift($m[2]);
-                if (defined($m[2][0])) {
-                    return constant($m[2][0]);
-                } else {
-                    return null;
-                }
-            }
-            if ($cur !== $this->globals) {
-                array_shift($m[2]);
-                array_shift($m[1]);
-            }
-        } elseif ($i === '__' || $i === '_root') {
-            $cur = $this->data;
-            array_shift($m[2]);
-            array_shift($m[1]);
-        } elseif ($i === '_' || $i === '_parent') {
-            $tree = $this->scopeTree;
-            $cur  = $this->data;
-
-            while (true) {
-                array_pop($tree);
-                array_shift($m[2]);
-                array_shift($m[1]);
-                if (current($m[2]) === '_' || current($m[2]) === '_parent') {
-                    continue;
-                }
-
-                while (($i = array_shift($tree)) !== null) {
-                    if (is_object($cur)) {
-                        $cur = $cur->$i;
-                    } else {
-                        $cur = $cur[$i];
-                    }
-                }
-                break;
-            }
-        } else {
-            $cur = $this->scope;
-        }
-
-        while (list($k, $sep) = each($m[1])) {
-            if ($sep === '.' || $sep === '[' || $sep === '') {
-                if ((is_array($cur) || $cur instanceof ArrayAccess) && isset($cur[$m[2][$k]])) {
-                    $cur = $cur[$m[2][$k]];
-                } else {
-                    return null;
-                }
-            } elseif ($sep === '->') {
-                if (is_object($cur)) {
-                    $cur = $cur->$m[2][$k];
-                } else {
-                    return null;
-                }
-            } else {
-                return null;
-            }
-        }
-
-        return $cur;
-    }
-
-    /**
-     * Assign the value to the given variable.
-     *
-     * @param mixed  $value the value to assign
-     * @param string $scope the variable string, using dwoo variable syntax (i.e. "var.subvar[subsubvar]->property")
-     *
-     * @return bool true if assigned correctly or false if a problem occured while parsing the var string
-     */
-    public function assignInScope($value, $scope)
-    {
-        if (!is_string($scope)) {
-            $this->triggerError('Assignments must be done into strings, (' . gettype($scope) . ') ' . var_export($scope, true) . ' given', E_USER_ERROR);
-        }
-        if (strstr($scope, '.') === false && strstr($scope, '->') === false) {
-            $this->scope[$scope] = $value;
-        } else {
-            // TODO handle _root/_parent scopes ?
-            preg_match_all('#(\[|->|\.)?([^.[\]-]+)\]?#i', $scope, $m);
-
-            $cur  = &$this->scope;
-            $last = array(
-                array_pop($m[1]),
-                array_pop($m[2])
-            );
-
-            while (list($k, $sep) = each($m[1])) {
-                if ($sep === '.' || $sep === '[' || $sep === '') {
-                    if (is_array($cur) === false) {
-                        $cur = array();
-                    }
-                    $cur = &$cur[$m[2][$k]];
-                } elseif ($sep === '->') {
-                    if (is_object($cur) === false) {
-                        $cur = new stdClass();
-                    }
-                    $cur = &$cur->$m[2][$k];
-                } else {
-                    return false;
-                }
-            }
-
-            if ($last[0] === '.' || $last[0] === '[' || $last[0] === '') {
-                if (is_array($cur) === false) {
-                    $cur = array();
-                }
-                $cur[$last[1]] = $value;
-            } elseif ($last[0] === '->') {
-                if (is_object($cur) === false) {
-                    $cur = new stdClass();
-                }
-                $cur->$last[1] = $value;
-            } else {
-                return false;
-            }
-        }
-    }
-
-    /**
-     * Sets the scope to the given scope string or array.
-     *
-     * @param mixed $scope    a string i.e. "level1.level2" or an array i.e. array("level1", "level2")
-     * @param bool  $absolute if true, the scope is set from the top level scope and not from the current scope
-     *
-     * @return array the current scope tree
-     */
-    public function setScope($scope, $absolute = false)
-    {
-        $old = $this->scopeTree;
-
-        if (is_string($scope) === true) {
-            $scope = explode('.', $scope);
-        }
-
-        if ($absolute === true) {
-            $this->scope     = &$this->data;
-            $this->scopeTree = array();
-        }
-
-        while (($bit = array_shift($scope)) !== null) {
-            if ($bit === '_' || $bit === '_parent') {
-                array_pop($this->scopeTree);
-                $this->scope = &$this->data;
-                $cnt         = count($this->scopeTree);
-                for ($i = 0; $i < $cnt; ++ $i) {
-                    $this->scope = &$this->scope[$this->scopeTree[$i]];
-                }
-            } elseif ($bit === '__' || $bit === '_root') {
-                $this->scope     = &$this->data;
-                $this->scopeTree = array();
-            } elseif (isset($this->scope[$bit])) {
-                if ($this->scope instanceof ArrayAccess) {
-                    $tmp         = $this->scope[$bit];
-                    $this->scope = &$tmp;
-                } else {
-                    $this->scope = &$this->scope[$bit];
-                }
-                $this->scopeTree[] = $bit;
-            } else {
-                unset($this->scope);
-                $this->scope = null;
-            }
-        }
-
-        return $old;
-    }
-
-    /**
-     * Returns the entire data array.
-     *
-     * @return array
-     */
-    public function getData()
-    {
-        return $this->data;
-    }
-
-    /**
-     * Sets a return value for the currently running template.
-     *
-     * @param string $name  var name
-     * @param mixed  $value var value
-     *
-     * @return void
-     */
-    public function setReturnValue($name, $value)
-    {
-        $this->returnData[$name] = $value;
-    }
-
-    /**
-     * Retrieves the return values set by the template.
-     *
-     * @return array
-     */
-    public function getReturnValues()
-    {
-        return $this->returnData;
-    }
-
-    /**
-     * Returns a reference to the current scope.
-     *
-     * @return mixed
-     */
-    public function &getScope()
-    {
-        return $this->scope;
-    }
-
-    /**
-     * Redirects all calls to unexisting to plugin proxy.
-     *
-     * @param string $method the method name
-     * @param array  $args   array of arguments
-     *
-     * @return mixed
-     * @throws Exception
-     */
-    public function __call($method, $args)
-    {
-        $proxy = $this->getPluginProxy();
-        if (!$proxy) {
-            throw new Exception('Call to undefined method ' . __CLASS__ . '::' . $method . '()');
-        }
-
-        return call_user_func_array($proxy->getCallback($method), $args);
-    }
-
-    /**
-     * Convert plugin name from `auto_escape` to `AutoEscape`.
-     * @param string $input
-     * @param string $separator
-     *
-     * @return mixed
-     */
-    public static function toCamelCase($input, $separator = '_')
-    {
-        return join(array_map('ucfirst', explode($separator, $input)));
-
-        // TODO >= PHP5.4.32
-        //return str_replace($separator, '', ucwords($input, $separator));
-    }
+				);
+			}
+
+			$this->filters[] = $callback;
+		} else {
+			$this->filters[] = $callback;
+		}
+	}
+
+	/**
+	 * Removes a filter.
+	 *
+	 * @param mixed $callback callback or filter name if it was autoloaded
+	 *
+	 * @return void
+	 */
+	public function removeFilter($callback)
+	{
+		if (($index = array_search(self::NAMESPACE_PLUGINS_FILTERS. 'Filter' . self::toCamelCase($callback), $this->filters,
+				true)) !==
+			false) {
+			unset($this->filters[$index]);
+		} elseif (($index = array_search($callback, $this->filters, true)) !== false) {
+			unset($this->filters[$index]);
+		} else {
+			$class = self::NAMESPACE_PLUGINS_FILTERS . 'Filter' . $callback;
+			foreach ($this->filters as $index => $filter) {
+				if (is_array($filter) && $filter[0] instanceof $class) {
+					unset($this->filters[$index]);
+					break;
+				}
+			}
+		}
+	}
+
+	/**
+	 * Adds a resource or overrides a default one.
+	 *
+	 * @param string   $name            the resource name
+	 * @param string   $class           the resource class (which must implement ITemplate)
+	 * @param callback $compilerFactory the compiler factory callback, a function that must return a compiler instance
+	 *                                  used to compile this resource, if none is provided. by default it will produce
+	 *                                  a Compiler object
+	 *
+	 * @return void
+	 * @throws Exception
+	 */
+	public function addResource($name, $class, $compilerFactory = null)
+	{
+		if (strlen($name) < 2) {
+			throw new Exception('Resource names must be at least two-character long to avoid conflicts with Windows paths');
+		}
+
+		if (!class_exists($class)) {
+			throw new Exception('Resource class does not exist');
+		}
+
+		$interfaces = class_implements($class);
+		if (in_array('Dwoo\ITemplate', $interfaces) === false) {
+			throw new Exception('Resource class must implement ITemplate');
+		}
+
+		$this->resources[$name] = array(
+			'class'    => $class,
+			'compiler' => $compilerFactory
+		);
+	}
+
+	/**
+	 * Removes a custom resource.
+	 *
+	 * @param string $name the resource name
+	 *
+	 * @return void
+	 */
+	public function removeResource($name)
+	{
+		unset($this->resources[$name]);
+		if ($name === 'file') {
+			$this->resources['file'] = array(
+				'class'    => 'Dwoo\Template\File',
+				'compiler' => null
+			);
+		}
+	}
+
+	/**
+	 * Sets the loader object to use to load plugins.
+	 *
+	 * @param ILoader $loader loader
+	 *
+	 * @return void
+	 */
+	public function setLoader(ILoader $loader)
+	{
+		$this->loader = $loader;
+	}
+
+	/**
+	 * Returns the current loader object or a default one if none is currently found.
+	 *
+	 * @return ILoader|Loader
+	 */
+	public function getLoader()
+	{
+		if ($this->loader === null) {
+			$this->loader = new Loader($this->getCompileDir());
+		}
+
+		return $this->loader;
+	}
+
+	/**
+	 * Returns the custom plugins loaded.
+	 * Used by the ITemplate classes to pass the custom plugins to their ICompiler instance.
+	 *
+	 * @return array
+	 */
+	public function getCustomPlugins()
+	{
+		return $this->plugins;
+	}
+
+	/**
+	 * Return a specified custom plugin loaded by his name.
+	 * Used by the compiler, for executing a Closure.
+	 *
+	 * @param string $name
+	 *
+	 * @return mixed|null
+	 */
+	public function getCustomPlugin($name)
+	{
+		if (isset($this->plugins[$name])) {
+			return $this->plugins[$name]['callback'];
+		}
+
+		return null;
+	}
+
+	/**
+	 * Returns the cache directory with a trailing DIRECTORY_SEPARATOR.
+	 *
+	 * @return string
+	 */
+	public function getCacheDir()
+	{
+		if ($this->cacheDir === null) {
+			$this->setCacheDir(dirname(__DIR__) . DIRECTORY_SEPARATOR . 'cache' . DIRECTORY_SEPARATOR);
+		}
+
+		return $this->cacheDir;
+	}
+
+	/**
+	 * Sets the cache directory and automatically appends a DIRECTORY_SEPARATOR.
+	 *
+	 * @param string $dir the cache directory
+	 *
+	 * @return void
+	 * @throws Exception
+	 */
+	public function setCacheDir($dir)
+	{
+		$this->cacheDir = rtrim($dir, '/\\') . DIRECTORY_SEPARATOR;
+		if (is_writable($this->cacheDir) === false) {
+			throw new Exception('The cache directory must be writable, chmod "' . $this->cacheDir . '" to make it writable');
+		}
+	}
+
+	/**
+	 * Returns the compile directory with a trailing DIRECTORY_SEPARATOR.
+	 *
+	 * @return string
+	 */
+	public function getCompileDir()
+	{
+		if ($this->compileDir === null) {
+			$this->setCompileDir(dirname(__DIR__) . DIRECTORY_SEPARATOR . 'compiled' . DIRECTORY_SEPARATOR);
+		}
+
+		return $this->compileDir;
+	}
+
+	/**
+	 * Sets the compile directory and automatically appends a DIRECTORY_SEPARATOR.
+	 *
+	 * @param string $dir the compile directory
+	 *
+	 * @return void
+	 * @throws Exception
+	 */
+	public function setCompileDir($dir)
+	{
+		$this->compileDir = rtrim($dir, '/\\') . DIRECTORY_SEPARATOR;
+		if (is_writable($this->compileDir) === false) {
+			throw new Exception('The compile directory must be writable, chmod "' . $this->compileDir . '" to make it writable');
+		}
+	}
+
+	/**
+	 * Returns the default cache time that is used with templates that do not have a cache time set.
+	 *
+	 * @return int the duration in seconds
+	 */
+	public function getCacheTime()
+	{
+		return $this->cacheTime;
+	}
+
+	/**
+	 * Sets the default cache time to use with templates that do not have a cache time set.
+	 *
+	 * @param int $seconds the duration in seconds
+	 *
+	 * @return void
+	 */
+	public function setCacheTime($seconds)
+	{
+		$this->cacheTime = (int)$seconds;
+	}
+
+	/**
+	 * Returns the character set used by the string manipulation plugins.
+	 * the charset is automatically lowercased
+	 *
+	 * @return string
+	 */
+	public function getCharset()
+	{
+		return $this->charset;
+	}
+
+	/**
+	 * Sets the character set used by the string manipulation plugins.
+	 * the charset will be automatically lowercased
+	 *
+	 * @param string $charset the character set
+	 *
+	 * @return void
+	 */
+	public function setCharset($charset)
+	{
+		$this->charset = strtolower((string)$charset);
+	}
+
+	/**
+	 * Returns the current template being rendered, when applicable, or null.
+	 *
+	 * @return ITemplate|null
+	 */
+	public function getTemplate()
+	{
+		return $this->template;
+	}
+
+	/**
+	 * Sets the current template being rendered.
+	 *
+	 * @param ITemplate $tpl template object
+	 *
+	 * @return void
+	 */
+	public function setTemplate(ITemplate $tpl)
+	{
+		$this->template = $tpl;
+	}
+
+	/**
+	 * Sets the default compiler factory function for the given resource name.
+	 * a compiler factory must return a ICompiler object pre-configured to fit your needs
+	 *
+	 * @param string   $resourceName    the resource name (i.e. file, string)
+	 * @param callback $compilerFactory the compiler factory callback
+	 *
+	 * @return void
+	 */
+	public function setDefaultCompilerFactory($resourceName, $compilerFactory)
+	{
+		$this->resources[$resourceName]['compiler'] = $compilerFactory;
+	}
+
+	/**
+	 * Returns the default compiler factory function for the given resource name.
+	 *
+	 * @param string $resourceName the resource name
+	 *
+	 * @return callback the compiler factory callback
+	 */
+	public function getDefaultCompilerFactory($resourceName)
+	{
+		return $this->resources[$resourceName]['compiler'];
+	}
+
+	/**
+	 * Sets the security policy object to enforce some php security settings.
+	 * use this if untrusted persons can modify templates
+	 *
+	 * @param SecurityPolicy $policy the security policy object
+	 *
+	 * @return void
+	 */
+	public function setSecurityPolicy(SecurityPolicy $policy = null)
+	{
+		$this->securityPolicy = $policy;
+	}
+
+	/**
+	 * Returns the current security policy object or null by default.
+	 *
+	 * @return SecurityPolicy|null the security policy object if any
+	 */
+	public function getSecurityPolicy()
+	{
+		return $this->securityPolicy;
+	}
+
+	/**
+	 * Sets the object that must be used as a plugin proxy when plugin can't be found
+	 * by dwoo's loader.
+	 *
+	 * @param IPluginProxy $pluginProxy the proxy object
+	 *
+	 * @return void
+	 */
+	public function setPluginProxy(IPluginProxy $pluginProxy)
+	{
+		$this->pluginProxy = $pluginProxy;
+	}
+
+	/**
+	 * Returns the current plugin proxy object or null by default.
+	 *
+	 * @return IPluginProxy
+	 */
+	public function getPluginProxy()
+	{
+		return $this->pluginProxy;
+	}
+
+	/**
+	 * Checks whether the given template is cached or not.
+	 *
+	 * @param ITemplate $tpl the template object
+	 *
+	 * @return bool
+	 */
+	public function isCached(ITemplate $tpl)
+	{
+		return is_string($tpl->getCachedTemplate($this));
+	}
+
+	/**
+	 * Clear templates inside the compiled directory.
+	 *
+	 * @return int
+	 */
+	public function clearCompiled()
+	{
+		$iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->getCompileDir()), \RecursiveIteratorIterator::SELF_FIRST);
+		$count    = 0;
+		foreach ($iterator as $file) {
+			if ($file->isFile()) {
+				$count += unlink($file->__toString()) ? 1 : 0;
+			}
+		}
+
+		return $count;
+	}
+
+	/**
+	 * Clears the cached templates if they are older than the given time.
+	 *
+	 * @param int $olderThan minimum time (in seconds) required for a cached template to be cleared
+	 *
+	 * @return int the amount of templates cleared
+	 */
+	public function clearCache($olderThan = - 1)
+	{
+		$iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->getCacheDir()), \RecursiveIteratorIterator::SELF_FIRST);
+		$expired  = time() - $olderThan;
+		$count    = 0;
+		foreach ($iterator as $file) {
+			if ($file->isFile() && $file->getCTime() < $expired) {
+				$count += unlink((string)$file) ? 1 : 0;
+			}
+		}
+
+		return $count;
+	}
+
+	/**
+	 * Fetches a template object of the given resource.
+	 *
+	 * @param string    $resourceName   the resource name (i.e. file, string)
+	 * @param string    $resourceId     the resource identifier (i.e. file path)
+	 * @param int       $cacheTime      the cache time setting for this resource
+	 * @param string    $cacheId        the unique cache identifier
+	 * @param string    $compileId      the unique compiler identifier
+	 * @param ITemplate $parentTemplate the parent template
+	 *
+	 * @return ITemplate
+	 * @throws Exception
+	 */
+	public function templateFactory($resourceName, $resourceId, $cacheTime = null, $cacheId = null, $compileId = null, ITemplate $parentTemplate = null)
+	{
+		if (isset($this->resources[$resourceName])) {
+			/**
+			 * Interface ITemplate
+			 *
+			 * @var ITemplate $class
+			 */
+			$class = $this->resources[$resourceName]['class'];
+
+			return $class::templateFactory($this, $resourceId, $cacheTime, $cacheId, $compileId, $parentTemplate);
+		}
+
+		throw new Exception('Unknown resource type : ' . $resourceName);
+	}
+
+	/**
+	 * Checks if the input is an array or arrayaccess object, optionally it can also check if it's
+	 * empty.
+	 *
+	 * @param mixed $value        the variable to check
+	 * @param bool  $checkIsEmpty if true, the function will also check if the array|arrayaccess is empty,
+	 *                            and return true only if it's not empty
+	 *
+	 * @return int|bool true if it's an array|arrayaccess (or the item count if $checkIsEmpty is true) or false if it's
+	 *                  not an array|arrayaccess (or 0 if $checkIsEmpty is true)
+	 */
+	public function isArray($value, $checkIsEmpty = false)
+	{
+		if (is_array($value) === true || $value instanceof ArrayAccess) {
+			if ($checkIsEmpty === false) {
+				return true;
+			}
+
+			return $this->count($value);
+		}
+
+		return false;
+	}
+
+	/**
+	 * Checks if the input is an array or a traversable object, optionally it can also check if it's
+	 * empty.
+	 *
+	 * @param mixed $value        the variable to check
+	 * @param bool  $checkIsEmpty if true, the function will also check if the array|traversable is empty,
+	 *                            and return true only if it's not empty
+	 *
+	 * @return int|bool true if it's an array|traversable (or the item count if $checkIsEmpty is true) or false if it's
+	 *                  not an array|traversable (or 0 if $checkIsEmpty is true)
+	 */
+	public function isTraversable($value, $checkIsEmpty = false)
+	{
+		if (is_array($value) === true) {
+			if ($checkIsEmpty === false) {
+				return true;
+			} else {
+				return count($value) > 0;
+			}
+		} elseif ($value instanceof Traversable) {
+			if ($checkIsEmpty === false) {
+				return true;
+			} else {
+				return $this->count($value);
+			}
+		}
+
+		return false;
+	}
+
+	/**
+	 * Counts an array or arrayaccess/traversable object.
+	 *
+	 * @param mixed $value the value to count
+	 *
+	 * @return int|bool the count for arrays and objects that implement countable, true for other objects that don't,
+	 *                  and 0 for empty elements
+	 */
+	public function count($value)
+	{
+		if (is_array($value) === true || $value instanceof Countable) {
+			return count($value);
+		} elseif ($value instanceof ArrayAccess) {
+			if ($value->offsetExists(0)) {
+				return true;
+			}
+		} elseif ($value instanceof Iterator) {
+			$value->rewind();
+			if ($value->valid()) {
+				return true;
+			}
+		} elseif ($value instanceof Traversable) {
+			foreach ($value as $dummy) {
+				return true;
+			}
+		}
+
+		return 0;
+	}
+
+	/**
+	 * Triggers a dwoo error.
+	 *
+	 * @param string $message the error message
+	 * @param int    $level   the error level, one of the PHP's E_* constants
+	 *
+	 * @return void
+	 */
+	public function triggerError($message, $level = E_USER_NOTICE)
+	{
+		if (!($tplIdentifier = $this->template->getResourceIdentifier())) {
+			$tplIdentifier = $this->template->getResourceName();
+		}
+		trigger_error('Dwoo error (in ' . $tplIdentifier . ') : ' . $message, $level);
+	}
+
+	/**
+	 * Adds a block to the block stack.
+	 *
+	 * @param string $blockName the block name (without Dwoo_Plugin_ prefix)
+	 * @param array  $args      the arguments to be passed to the block's init() function
+	 *
+	 * @return BlockPlugin the newly created block
+	 */
+	public function addStack($blockName, array $args = array())
+	{
+		if (isset($this->plugins[$blockName])) {
+			$class = $this->plugins[$blockName]['class'];
+		} else {
+			$class = self::NAMESPACE_PLUGINS_BLOCKS . 'Plugin' . self::toCamelCase($blockName);
+		}
+
+		if ($this->curBlock !== null) {
+			$this->curBlock->buffer(ob_get_contents());
+			ob_clean();
+		} else {
+			$this->buffer .= ob_get_contents();
+			ob_clean();
+		}
+
+		$block = new $class($this);
+
+		call_user_func_array(array($block, 'init'), $args);
+
+		$this->stack[] = $this->curBlock = $block;
+
+		return $block;
+	}
+
+	/**
+	 * Removes the plugin at the top of the block stack.
+	 * Calls the block buffer() function, followed by a call to end() and finally a call to process()
+	 *
+	 * @return void
+	 */
+	public function delStack()
+	{
+		$args = func_get_args();
+
+		$this->curBlock->buffer(ob_get_contents());
+		ob_clean();
+
+		call_user_func_array(array($this->curBlock, 'end'), $args);
+
+		$tmp = array_pop($this->stack);
+
+		if (count($this->stack) > 0) {
+			$this->curBlock = end($this->stack);
+			$this->curBlock->buffer($tmp->process());
+		} else {
+			if ($this->buffer !== '') {
+				echo $this->buffer;
+				$this->buffer = '';
+			}
+			$this->curBlock = null;
+			echo $tmp->process();
+		}
+
+		unset($tmp);
+	}
+
+	/**
+	 * Returns the parent block of the given block.
+	 *
+	 * @param BlockPlugin $block the block class plugin
+	 *
+	 * @return BlockPlugin|false if the given block isn't in the stack
+	 */
+	public function getParentBlock(BlockPlugin $block)
+	{
+		$index = array_search($block, $this->stack, true);
+		if ($index !== false && $index > 0) {
+			return $this->stack[$index - 1];
+		}
+
+		return false;
+	}
+
+	/**
+	 * Finds the closest block of the given type, starting at the top of the stack.
+	 *
+	 * @param string $type the type of plugin you want to find
+	 *
+	 * @return BlockPlugin|false if no plugin of such type is in the stack
+	 */
+	public function findBlock($type)
+	{
+		if (isset($this->plugins[$type])) {
+			$type = $this->plugins[$type]['class'];
+		} else {
+			$type = self::NAMESPACE_PLUGINS_BLOCKS . 'Plugin_' . str_replace(self::NAMESPACE_PLUGINS_BLOCKS.'Plugin',
+					'', $type);
+		}
+
+		$keys = array_keys($this->stack);
+		while (($key = array_pop($keys)) !== false) {
+			if ($this->stack[$key] instanceof $type) {
+				return $this->stack[$key];
+			}
+		}
+
+		return false;
+	}
+
+	/**
+	 * Returns a Plugin of the given class.
+	 * this is so a single instance of every class plugin is created at each template run,
+	 * allowing class plugins to have "per-template-run" static variables
+	 *
+	 * @param string $class the class name
+	 *
+	 * @return mixed an object of the given class
+	 */
+	public function getObjectPlugin($class)
+	{
+		if (isset($this->runtimePlugins[$class])) {
+			return $this->runtimePlugins[$class];
+		}
+
+		return $this->runtimePlugins[$class] = new $class($this);
+	}
+
+	/**
+	 * Calls the process() method of the given class-plugin name.
+	 *
+	 * @param string $plugName the class plugin name (without Dwoo_Plugin_ prefix)
+	 * @param array  $params   an array of parameters to send to the process() method
+	 *
+	 * @return string the process() return value
+	 */
+	public function classCall($plugName, array $params = array())
+	{
+		$class  = self::toCamelCase($plugName);
+		$plugin = $this->getObjectPlugin($class);
+
+		return call_user_func_array(array($plugin, 'process'), $params);
+	}
+
+	/**
+	 * Calls a php function.
+	 *
+	 * @param string $callback the function to call
+	 * @param array  $params   an array of parameters to send to the function
+	 *
+	 * @return mixed the return value of the called function
+	 */
+	public function arrayMap($callback, array $params)
+	{
+		if ($params[0] === $this) {
+			$addThis = true;
+			array_shift($params);
+		}
+		if ((is_array($params[0]) || ($params[0] instanceof Iterator && $params[0] instanceof ArrayAccess))) {
+			if (empty($params[0])) {
+				return $params[0];
+			}
+
+			// array map
+			$out = array();
+			$cnt = count($params);
+
+			if (isset($addThis)) {
+				array_unshift($params, $this);
+				$items = $params[1];
+				$keys  = array_keys($items);
+
+				if (is_string($callback) === false) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = call_user_func_array($callback, array(1 => $items[$i]) + $params);
+					}
+				} elseif ($cnt === 1) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = $callback($this, $items[$i]);
+					}
+				} elseif ($cnt === 2) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = $callback($this, $items[$i], $params[2]);
+					}
+				} elseif ($cnt === 3) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = $callback($this, $items[$i], $params[2], $params[3]);
+					}
+				} else {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = call_user_func_array($callback, array(1 => $items[$i]) + $params);
+					}
+				}
+			} else {
+				$items = $params[0];
+				$keys  = array_keys($items);
+
+				if (is_string($callback) === false) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = call_user_func_array($callback, array($items[$i]) + $params);
+					}
+				} elseif ($cnt === 1) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = $callback($items[$i]);
+					}
+				} elseif ($cnt === 2) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = $callback($items[$i], $params[1]);
+					}
+				} elseif ($cnt === 3) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = $callback($items[$i], $params[1], $params[2]);
+					}
+				} elseif ($cnt === 4) {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = $callback($items[$i], $params[1], $params[2], $params[3]);
+					}
+				} else {
+					while (($i = array_shift($keys)) !== null) {
+						$out[] = call_user_func_array($callback, array($items[$i]) + $params);
+					}
+				}
+			}
+
+			return $out;
+		} else {
+			return $params[0];
+		}
+	}
+
+	/**
+	 * Reads a variable into the given data array.
+	 *
+	 * @param string $varstr   the variable string, using dwoo variable syntax (i.e. "var.subvar[subsubvar]->property")
+	 * @param mixed  $data     the data array or object to read from
+	 * @param bool   $safeRead if true, the function will check whether the index exists to prevent any notices from
+	 *                         being output
+	 *
+	 * @return mixed
+	 */
+	public function readVarInto($varstr, $data, $safeRead = false)
+	{
+		if ($data === null) {
+			return null;
+		}
+
+		if (is_array($varstr) === false) {
+			preg_match_all('#(\[|->|\.)?((?:[^.[\]-]|-(?!>))+)\]?#i', $varstr, $m);
+		} else {
+			$m = $varstr;
+		}
+		unset($varstr);
+
+		while (list($k, $sep) = each($m[1])) {
+			if ($sep === '.' || $sep === '[' || $sep === '') {
+				// strip enclosing quotes if present
+				$m[2][$k] = preg_replace('#^(["\']?)(.*?)\1$#', '$2', $m[2][$k]);
+
+				if ((is_array($data) || $data instanceof ArrayAccess) && ($safeRead === false || isset($data[$m[2][$k]]))) {
+					$data = $data[$m[2][$k]];
+				} else {
+					return null;
+				}
+			} else {
+				if (is_object($data) && ($safeRead === false || isset($data->$m[2][$k]))) {
+					$data = $data->$m[2][$k];
+				} else {
+					return null;
+				}
+			}
+		}
+
+		return $data;
+	}
+
+	/**
+	 * Reads a variable into the parent scope.
+	 *
+	 * @param int    $parentLevels the amount of parent levels to go from the current scope
+	 * @param string $varstr       the variable string, using dwoo variable syntax (i.e.
+	 *                             "var.subvar[subsubvar]->property")
+	 *
+	 * @return mixed
+	 */
+	public function readParentVar($parentLevels, $varstr = null)
+	{
+		$tree = $this->scopeTree;
+		$cur  = $this->data;
+
+		while ($parentLevels -- !== 0) {
+			array_pop($tree);
+		}
+
+		while (($i = array_shift($tree)) !== null) {
+			if (is_object($cur)) {
+				$cur = $cur->$i;
+			} else {
+				$cur = $cur[$i];
+			}
+		}
+
+		if ($varstr !== null) {
+			return $this->readVarInto($varstr, $cur);
+		} else {
+			return $cur;
+		}
+	}
+
+	/**
+	 * Reads a variable into the current scope.
+	 *
+	 * @param string $varstr the variable string, using dwoo variable syntax (i.e. "var.subvar[subsubvar]->property")
+	 *
+	 * @return mixed
+	 */
+	public function readVar($varstr)
+	{
+		if (is_array($varstr) === true) {
+			$m = $varstr;
+			unset($varstr);
+		} else {
+			if (strstr($varstr, '.') === false && strstr($varstr, '[') === false && strstr($varstr, '->') === false) {
+				if ($varstr === 'dwoo') {
+					return $this->globals;
+				} elseif ($varstr === '__' || $varstr === '_root') {
+					return $this->data;
+				} elseif ($varstr === '_' || $varstr === '_parent') {
+					$varstr = '.' . $varstr;
+					$tree   = $this->scopeTree;
+					$cur    = $this->data;
+					array_pop($tree);
+
+					while (($i = array_shift($tree)) !== null) {
+						if (is_object($cur)) {
+							$cur = $cur->$i;
+						} else {
+							$cur = $cur[$i];
+						}
+					}
+
+					return $cur;
+				}
+
+				$cur = $this->scope;
+
+				if (isset($cur[$varstr])) {
+					return $cur[$varstr];
+				} else {
+					return null;
+				}
+			}
+
+			if (substr($varstr, 0, 1) === '.') {
+				$varstr = 'dwoo' . $varstr;
+			}
+
+			preg_match_all('#(\[|->|\.)?((?:[^.[\]-]|-(?!>))+)\]?#i', $varstr, $m);
+		}
+
+		$i = $m[2][0];
+		if ($i === 'dwoo') {
+			$cur = $this->globals;
+			array_shift($m[2]);
+			array_shift($m[1]);
+			switch ($m[2][0]) {
+			case 'get':
+				$cur = $_GET;
+				break;
+			case 'post':
+				$cur = $_POST;
+				break;
+			case 'session':
+				$cur = $_SESSION;
+				break;
+			case 'cookies':
+			case 'cookie':
+				$cur = $_COOKIE;
+				break;
+			case 'server':
+				$cur = $_SERVER;
+				break;
+			case 'env':
+				$cur = $_ENV;
+				break;
+			case 'request':
+				$cur = $_REQUEST;
+				break;
+			case 'const':
+				array_shift($m[2]);
+				if (defined($m[2][0])) {
+					return constant($m[2][0]);
+				} else {
+					return null;
+				}
+			}
+			if ($cur !== $this->globals) {
+				array_shift($m[2]);
+				array_shift($m[1]);
+			}
+		} elseif ($i === '__' || $i === '_root') {
+			$cur = $this->data;
+			array_shift($m[2]);
+			array_shift($m[1]);
+		} elseif ($i === '_' || $i === '_parent') {
+			$tree = $this->scopeTree;
+			$cur  = $this->data;
+
+			while (true) {
+				array_pop($tree);
+				array_shift($m[2]);
+				array_shift($m[1]);
+				if (current($m[2]) === '_' || current($m[2]) === '_parent') {
+					continue;
+				}
+
+				while (($i = array_shift($tree)) !== null) {
+					if (is_object($cur)) {
+						$cur = $cur->$i;
+					} else {
+						$cur = $cur[$i];
+					}
+				}
+				break;
+			}
+		} else {
+			$cur = $this->scope;
+		}
+
+		while (list($k, $sep) = each($m[1])) {
+			if ($sep === '.' || $sep === '[' || $sep === '') {
+				if ((is_array($cur) || $cur instanceof ArrayAccess) && isset($cur[$m[2][$k]])) {
+					$cur = $cur[$m[2][$k]];
+				} else {
+					return null;
+				}
+			} elseif ($sep === '->') {
+				if (is_object($cur)) {
+					$cur = $cur->$m[2][$k];
+				} else {
+					return null;
+				}
+			} else {
+				return null;
+			}
+		}
+
+		return $cur;
+	}
+
+	/**
+	 * Assign the value to the given variable.
+	 *
+	 * @param mixed  $value the value to assign
+	 * @param string $scope the variable string, using dwoo variable syntax (i.e. "var.subvar[subsubvar]->property")
+	 *
+	 * @return bool true if assigned correctly or false if a problem occured while parsing the var string
+	 */
+	public function assignInScope($value, $scope)
+	{
+		if (!is_string($scope)) {
+			$this->triggerError('Assignments must be done into strings, (' . gettype($scope) . ') ' . var_export($scope, true) . ' given', E_USER_ERROR);
+		}
+		if (strstr($scope, '.') === false && strstr($scope, '->') === false) {
+			$this->scope[$scope] = $value;
+		} else {
+			// TODO handle _root/_parent scopes ?
+			preg_match_all('#(\[|->|\.)?([^.[\]-]+)\]?#i', $scope, $m);
+
+			$cur  = &$this->scope;
+			$last = array(
+				array_pop($m[1]),
+				array_pop($m[2])
+			);
+
+			while (list($k, $sep) = each($m[1])) {
+				if ($sep === '.' || $sep === '[' || $sep === '') {
+					if (is_array($cur) === false) {
+						$cur = array();
+					}
+					$cur = &$cur[$m[2][$k]];
+				} elseif ($sep === '->') {
+					if (is_object($cur) === false) {
+						$cur = new stdClass();
+					}
+					$cur = &$cur->$m[2][$k];
+				} else {
+					return false;
+				}
+			}
+
+			if ($last[0] === '.' || $last[0] === '[' || $last[0] === '') {
+				if (is_array($cur) === false) {
+					$cur = array();
+				}
+				$cur[$last[1]] = $value;
+			} elseif ($last[0] === '->') {
+				if (is_object($cur) === false) {
+					$cur = new stdClass();
+				}
+				$cur->$last[1] = $value;
+			} else {
+				return false;
+			}
+		}
+	}
+
+	/**
+	 * Sets the scope to the given scope string or array.
+	 *
+	 * @param mixed $scope    a string i.e. "level1.level2" or an array i.e. array("level1", "level2")
+	 * @param bool  $absolute if true, the scope is set from the top level scope and not from the current scope
+	 *
+	 * @return array the current scope tree
+	 */
+	public function setScope($scope, $absolute = false)
+	{
+		$old = $this->scopeTree;
+
+		if (is_string($scope) === true) {
+			$scope = explode('.', $scope);
+		}
+
+		if ($absolute === true) {
+			$this->scope     = &$this->data;
+			$this->scopeTree = array();
+		}
+
+		while (($bit = array_shift($scope)) !== null) {
+			if ($bit === '_' || $bit === '_parent') {
+				array_pop($this->scopeTree);
+				$this->scope = &$this->data;
+				$cnt         = count($this->scopeTree);
+				for ($i = 0; $i < $cnt; ++ $i) {
+					$this->scope = &$this->scope[$this->scopeTree[$i]];
+				}
+			} elseif ($bit === '__' || $bit === '_root') {
+				$this->scope     = &$this->data;
+				$this->scopeTree = array();
+			} elseif (isset($this->scope[$bit])) {
+				if ($this->scope instanceof ArrayAccess) {
+					$tmp         = $this->scope[$bit];
+					$this->scope = &$tmp;
+				} else {
+					$this->scope = &$this->scope[$bit];
+				}
+				$this->scopeTree[] = $bit;
+			} else {
+				unset($this->scope);
+				$this->scope = null;
+			}
+		}
+
+		return $old;
+	}
+
+	/**
+	 * Returns the entire data array.
+	 *
+	 * @return array
+	 */
+	public function getData()
+	{
+		return $this->data;
+	}
+
+	/**
+	 * Sets a return value for the currently running template.
+	 *
+	 * @param string $name  var name
+	 * @param mixed  $value var value
+	 *
+	 * @return void
+	 */
+	public function setReturnValue($name, $value)
+	{
+		$this->returnData[$name] = $value;
+	}
+
+	/**
+	 * Retrieves the return values set by the template.
+	 *
+	 * @return array
+	 */
+	public function getReturnValues()
+	{
+		return $this->returnData;
+	}
+
+	/**
+	 * Returns a reference to the current scope.
+	 *
+	 * @return mixed
+	 */
+	public function &getScope()
+	{
+		return $this->scope;
+	}
+
+	/**
+	 * Redirects all calls to unexisting to plugin proxy.
+	 *
+	 * @param string $method the method name
+	 * @param array  $args   array of arguments
+	 *
+	 * @return mixed
+	 * @throws Exception
+	 */
+	public function __call($method, $args)
+	{
+		$proxy = $this->getPluginProxy();
+		if (!$proxy) {
+			throw new Exception('Call to undefined method ' . __CLASS__ . '::' . $method . '()');
+		}
+
+		return call_user_func_array($proxy->getCallback($method), $args);
+	}
+
+	/**
+	 * Convert plugin name from `auto_escape` to `AutoEscape`.
+	 * @param string $input
+	 * @param string $separator
+	 *
+	 * @return mixed
+	 */
+	public static function toCamelCase($input, $separator = '_')
+	{
+		return join(array_map('ucfirst', explode($separator, $input)));
+
+		// TODO >= PHP5.4.32
+		//return str_replace($separator, '', ucwords($input, $separator));
+	}
 }

lib/Dwoo/Filter.php

Indentation +24 added lines, -24 removed lines

@@ -23,30 +23,30 @@
  */
 abstract class Filter
 {
-    /**
-     * The dwoo instance that runs this filter.
-     *
-     * @var Core
-     */
-    protected $dwoo;
+	/**
+	 * The dwoo instance that runs this filter.
+	 *
+	 * @var Core
+	 */
+	protected $dwoo;
 
-    /**
-     * Constructor, if you override it, call parent::__construct($dwoo); or assign
-     * the dwoo instance yourself if you need it.
-     *
-     * @param Core $dwoo the dwoo instance that runs this plugin
-     */
-    public function __construct(Core $dwoo)
-    {
-        $this->dwoo = $dwoo;
-    }
+	/**
+	 * Constructor, if you override it, call parent::__construct($dwoo); or assign
+	 * the dwoo instance yourself if you need it.
+	 *
+	 * @param Core $dwoo the dwoo instance that runs this plugin
+	 */
+	public function __construct(Core $dwoo)
+	{
+		$this->dwoo = $dwoo;
+	}
 
-    /**
-     * Processes the input and returns it filtered.
-     *
-     * @param string $input the template to process
-     *
-     * @return string
-     */
-    abstract public function process($input);
+	/**
+	 * Processes the input and returns it filtered.
+	 *
+	 * @param string $input the template to process
+	 *
+	 * @return string
+	 */
+	abstract public function process($input);
 }

lib/Dwoo/ILoader.php

Indentation +11 added lines, -11 removed lines

@@ -23,15 +23,15 @@
  */
 interface ILoader
 {
-    /**
-     * Loads a plugin file.
-     * the second parameter is used to avoid permanent rehashing when using php functions,
-     * however this means that if you have add a plugin that overrides a php function you have
-     * to delete the classpath.cache file(s) by hand to force a rehash of the plugins
-     *
-     * @param string $class       the plugin name, without the `Plugin` prefix
-     * @param bool   $forceRehash if true, the class path caches will be rebuilt if the plugin is not found, in case it
-     *                            has just been added, defaults to true
-     */
-    public function loadPlugin($class, $forceRehash = true);
+	/**
+	 * Loads a plugin file.
+	 * the second parameter is used to avoid permanent rehashing when using php functions,
+	 * however this means that if you have add a plugin that overrides a php function you have
+	 * to delete the classpath.cache file(s) by hand to force a rehash of the plugins
+	 *
+	 * @param string $class       the plugin name, without the `Plugin` prefix
+	 * @param bool   $forceRehash if true, the class path caches will be rebuilt if the plugin is not found, in case it
+	 *                            has just been added, defaults to true
+	 */
+	public function loadPlugin($class, $forceRehash = true);
 }

lib/Dwoo/ICompilable.php

Indentation +2 added lines, -2 removed lines

@@ -26,6 +26,6 @@
  */
 interface ICompilable
 {
-    // this replaces the process function
-    //public static function compile(Compiler $compiler, $arg, $arg, ...);
+	// this replaces the process function
+	//public static function compile(Compiler $compiler, $arg, $arg, ...);
 }