packages/ssoinabox-webui/root/usr/local/share/ssoinabox/htdocs/includes/smarty/sysplugins/smarty_internal_templatecompilerbase.php
changeset 0 3906ca745819
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/packages/ssoinabox-webui/root/usr/local/share/ssoinabox/htdocs/includes/smarty/sysplugins/smarty_internal_templatecompilerbase.php	Tue Jan 08 23:13:29 2013 -0500
@@ -0,0 +1,662 @@
+<?php
+
+/**
+ * Smarty Internal Plugin Smarty Template Compiler Base
+ *
+ * This file contains the basic classes and methodes for compiling Smarty templates with lexer/parser
+ *
+ * @package Smarty
+ * @subpackage Compiler
+ * @author Uwe Tews
+ */
+
+/**
+ * Main abstract compiler class
+ *
+ * @package Smarty
+ * @subpackage Compiler
+ */
+abstract class Smarty_Internal_TemplateCompilerBase {
+
+    /**
+     * hash for nocache sections
+     *
+     * @var mixed
+     */
+    private $nocache_hash = null;
+
+    /**
+     * suppress generation of nocache code
+     *
+     * @var bool
+     */
+    public $suppressNocacheProcessing = false;
+
+    /**
+     * suppress generation of merged template code
+     *
+     * @var bool
+     */
+    public $suppressMergedTemplates = false;
+
+    /**
+     * compile tag objects
+     *
+     * @var array
+     */
+    public static $_tag_objects = array();
+
+    /**
+     * tag stack
+     *
+     * @var array
+     */
+    public $_tag_stack = array();
+
+    /**
+     * current template
+     *
+     * @var Smarty_Internal_Template
+     */
+    public $template = null;
+
+    /**
+     * merged templates
+     *
+     * @var array
+     */
+    public $merged_templates = array();
+
+    /**
+     * flag when compiling {block}
+     *
+     * @var bool
+     */
+    public $inheritance = false;
+
+    /**
+     * plugins loaded by default plugin handler
+     *
+     * @var array
+     */
+    public $default_handler_plugins = array();
+
+    /**
+     * saved preprocessed modifier list
+     *
+     * @var mixed
+     */
+    public $default_modifier_list = null;
+
+    /**
+     * force compilation of complete template as nocache
+     * @var boolean
+     */
+    public $forceNocache = false;
+
+    /**
+     * suppress Smarty header code in compiled template
+     * @var bool
+     */
+    public $suppressHeader = false;
+
+    /**
+     * suppress template property header code in compiled template
+     * @var bool
+     */
+    public $suppressTemplatePropertyHeader = false;
+
+    /**
+     * flag if compiled template file shall we written
+     * @var bool
+     */
+    public $write_compiled_code = true;
+
+    /**
+     * flag if currently a template function is compiled
+     * @var bool
+     */
+    public $compiles_template_function = false;
+
+    /**
+     * called subfuntions from template function
+     * @var array
+     */
+    public $called_functions = array();
+
+    /**
+     * flags for used modifier plugins
+     * @var array
+     */
+    public $modifier_plugins = array();
+
+    /**
+     * type of already compiled modifier
+     * @var array
+     */
+    public $known_modifier_type = array();
+
+    /**
+     * Initialize compiler
+     */
+    public function __construct() {
+        $this->nocache_hash = str_replace('.', '-', uniqid(rand(), true));
+    }
+
+    /**
+     * Method to compile a Smarty template
+     *
+     * @param  Smarty_Internal_Template $template template object to compile
+     * @return bool true if compiling succeeded, false if it failed
+     */
+    public function compileTemplate(Smarty_Internal_Template $template) {
+        if (empty($template->properties['nocache_hash'])) {
+            $template->properties['nocache_hash'] = $this->nocache_hash;
+        } else {
+            $this->nocache_hash = $template->properties['nocache_hash'];
+        }
+        // flag for nochache sections
+        $this->nocache = false;
+        $this->tag_nocache = false;
+        // save template object in compiler class
+        $this->template = $template;
+        // reset has noche code flag
+        $this->template->has_nocache_code = false;
+        $this->smarty->_current_file = $saved_filepath = $this->template->source->filepath;
+        // template header code
+        $template_header = '';
+        if (!$this->suppressHeader) {
+            $template_header .= "<?php /* Smarty version " . Smarty::SMARTY_VERSION . ", created on " . strftime("%Y-%m-%d %H:%M:%S") . "\n";
+            $template_header .= "         compiled from \"" . $this->template->source->filepath . "\" */ ?>\n";
+        }
+
+        do {
+            // flag for aborting current and start recompile
+            $this->abort_and_recompile = false;
+            // get template source
+            $_content = $template->source->content;
+            // run prefilter if required
+            if (isset($this->smarty->autoload_filters['pre']) || isset($this->smarty->registered_filters['pre'])) {
+                $_content = Smarty_Internal_Filter_Handler::runFilter('pre', $_content, $template);
+            }
+            // on empty template just return header
+            if ($_content == '') {
+                if ($this->suppressTemplatePropertyHeader) {
+                    $code = '';
+                } else {
+                    $code = $template_header . $template->createTemplateCodeFrame();
+                }
+                return $code;
+            }
+            // call compiler
+            $_compiled_code = $this->doCompile($_content);
+        } while ($this->abort_and_recompile);
+        $this->template->source->filepath = $saved_filepath;
+        // free memory
+        unset($this->parser->root_buffer, $this->parser->current_buffer, $this->parser, $this->lex, $this->template);
+        self::$_tag_objects = array();
+        // return compiled code to template object
+        $merged_code = '';
+        if (!$this->suppressMergedTemplates && !empty($this->merged_templates)) {
+            foreach ($this->merged_templates as $code) {
+                $merged_code .= $code;
+            }
+            // run postfilter if required on merged code
+            if (isset($this->smarty->autoload_filters['post']) || isset($this->smarty->registered_filters['post'])) {
+                $merged_code = Smarty_Internal_Filter_Handler::runFilter('post', $merged_code, $template);
+            }
+        }
+        // run postfilter if required on compiled template code
+        if (isset($this->smarty->autoload_filters['post']) || isset($this->smarty->registered_filters['post'])) {
+            $_compiled_code = Smarty_Internal_Filter_Handler::runFilter('post', $_compiled_code, $template);
+        }
+        if ($this->suppressTemplatePropertyHeader) {
+            $code = $_compiled_code . $merged_code;
+        } else {
+            $code = $template_header . $template->createTemplateCodeFrame($_compiled_code) . $merged_code;
+        }
+        // unset content because template inheritance could have replace source with parent code
+        unset ($template->source->content);
+        return $code;
+    }
+
+    /**
+     * Compile Tag
+     *
+     * This is a call back from the lexer/parser
+     * It executes the required compile plugin for the Smarty tag
+     *
+     * @param string $tag       tag name
+     * @param array  $args      array with tag attributes
+     * @param array  $parameter array with compilation parameter
+     * @return string compiled code
+     */
+    public function compileTag($tag, $args, $parameter = array()) {
+        // $args contains the attributes parsed and compiled by the lexer/parser
+        // assume that tag does compile into code, but creates no HTML output
+        $this->has_code = true;
+        $this->has_output = false;
+        // log tag/attributes
+        if (isset($this->smarty->get_used_tags) && $this->smarty->get_used_tags) {
+            $this->template->used_tags[] = array($tag, $args);
+        }
+        // check nocache option flag
+        if (in_array("'nocache'", $args) || in_array(array('nocache' => 'true'), $args)
+                || in_array(array('nocache' => '"true"'), $args) || in_array(array('nocache' => "'true'"), $args)) {
+            $this->tag_nocache = true;
+        }
+        // compile the smarty tag (required compile classes to compile the tag are autoloaded)
+        if (($_output = $this->callTagCompiler($tag, $args, $parameter)) === false) {
+            if (isset($this->smarty->template_functions[$tag])) {
+                // template defined by {template} tag
+                $args['_attr']['name'] = "'" . $tag . "'";
+                $_output = $this->callTagCompiler('call', $args, $parameter);
+            }
+        }
+        if ($_output !== false) {
+            if ($_output !== true) {
+                // did we get compiled code
+                if ($this->has_code) {
+                    // Does it create output?
+                    if ($this->has_output) {
+                        $_output .= "\n";
+                    }
+                    // return compiled code
+                    return $_output;
+                }
+            }
+            // tag did not produce compiled code
+            return '';
+        } else {
+            // map_named attributes
+            if (isset($args['_attr'])) {
+                foreach ($args['_attr'] as $key => $attribute) {
+                    if (is_array($attribute)) {
+                        $args = array_merge($args, $attribute);
+                    }
+                }
+            }
+            // not an internal compiler tag
+            if (strlen($tag) < 6 || substr($tag, -5) != 'close') {
+                // check if tag is a registered object
+                if (isset($this->smarty->registered_objects[$tag]) && isset($parameter['object_methode'])) {
+                    $methode = $parameter['object_methode'];
+                    if (!in_array($methode, $this->smarty->registered_objects[$tag][3]) &&
+                            (empty($this->smarty->registered_objects[$tag][1]) || in_array($methode, $this->smarty->registered_objects[$tag][1]))) {
+                        return $this->callTagCompiler('private_object_function', $args, $parameter, $tag, $methode);
+                    } elseif (in_array($methode, $this->smarty->registered_objects[$tag][3])) {
+                        return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, $methode);
+                    } else {
+                        return $this->trigger_template_error('unallowed methode "' . $methode . '" in registered object "' . $tag . '"', $this->lex->taglineno);
+                    }
+                }
+                // check if tag is registered
+                foreach (array(Smarty::PLUGIN_COMPILER, Smarty::PLUGIN_FUNCTION, Smarty::PLUGIN_BLOCK) as $plugin_type) {
+                    if (isset($this->smarty->registered_plugins[$plugin_type][$tag])) {
+                        // if compiler function plugin call it now
+                        if ($plugin_type == Smarty::PLUGIN_COMPILER) {
+                            $new_args = array();
+                            foreach ($args as $key => $mixed) {
+                                if (is_array($mixed)) {
+                                    $new_args = array_merge($new_args, $mixed);
+                                } else {
+                                    $new_args[$key] = $mixed;
+                                }
+                            }
+                            if (!$this->smarty->registered_plugins[$plugin_type][$tag][1]) {
+                                $this->tag_nocache = true;
+                            }
+                            $function = $this->smarty->registered_plugins[$plugin_type][$tag][0];
+                            if (!is_array($function)) {
+                                return $function($new_args, $this);
+                            } else if (is_object($function[0])) {
+                                return $this->smarty->registered_plugins[$plugin_type][$tag][0][0]->$function[1]($new_args, $this);
+                            } else {
+                                return call_user_func_array($function, array($new_args, $this));
+                            }
+                        }
+                        // compile registered function or block function
+                        if ($plugin_type == Smarty::PLUGIN_FUNCTION || $plugin_type == Smarty::PLUGIN_BLOCK) {
+                            return $this->callTagCompiler('private_registered_' . $plugin_type, $args, $parameter, $tag);
+                        }
+                    }
+                }
+                // check plugins from plugins folder
+                foreach ($this->smarty->plugin_search_order as $plugin_type) {
+                    if ($plugin_type == Smarty::PLUGIN_BLOCK && $this->smarty->loadPlugin('smarty_compiler_' . $tag) && (!isset($this->smarty->security_policy) || $this->smarty->security_policy->isTrustedTag($tag, $this))) {
+                        $plugin = 'smarty_compiler_' . $tag;
+                        if (is_callable($plugin)) {
+                            // convert arguments format for old compiler plugins
+                            $new_args = array();
+                            foreach ($args as $key => $mixed) {
+                                if (is_array($mixed)) {
+                                    $new_args = array_merge($new_args, $mixed);
+                                } else {
+                                    $new_args[$key] = $mixed;
+                                }
+                            }
+                            return $plugin($new_args, $this->smarty);
+                        }
+                        if (class_exists($plugin, false)) {
+                            $plugin_object = new $plugin;
+                            if (method_exists($plugin_object, 'compile')) {
+                                return $plugin_object->compile($args, $this);
+                            }
+                        }
+                        throw new SmartyException("Plugin \"{$tag}\" not callable");
+                    } else {
+                        if ($function = $this->getPlugin($tag, $plugin_type)) {
+                            if (!isset($this->smarty->security_policy) || $this->smarty->security_policy->isTrustedTag($tag, $this)) {
+                                return $this->callTagCompiler('private_' . $plugin_type . '_plugin', $args, $parameter, $tag, $function);
+                            }
+                        }
+                    }
+                }
+                if (is_callable($this->smarty->default_plugin_handler_func)) {
+                    $found = false;
+                    // look for already resolved tags
+                    foreach ($this->smarty->plugin_search_order as $plugin_type) {
+                        if (isset($this->default_handler_plugins[$plugin_type][$tag])) {
+                            $found = true;
+                            break;
+                        }
+                    }
+                    if (!$found) {
+                        // call default handler
+                        foreach ($this->smarty->plugin_search_order as $plugin_type) {
+                            if ($this->getPluginFromDefaultHandler($tag, $plugin_type)) {
+                                $found = true;
+                                break;
+                            }
+                        }
+                    }
+                    if ($found) {
+                        // if compiler function plugin call it now
+                        if ($plugin_type == Smarty::PLUGIN_COMPILER) {
+                            $new_args = array();
+                            foreach ($args as $mixed) {
+                                $new_args = array_merge($new_args, $mixed);
+                            }
+                            $function = $this->default_handler_plugins[$plugin_type][$tag][0];
+                            if (!is_array($function)) {
+                                return $function($new_args, $this);
+                            } else if (is_object($function[0])) {
+                                return $this->default_handler_plugins[$plugin_type][$tag][0][0]->$function[1]($new_args, $this);
+                            } else {
+                                return call_user_func_array($function, array($new_args, $this));
+                            }
+                        } else {
+                            return $this->callTagCompiler('private_registered_' . $plugin_type, $args, $parameter, $tag);
+                        }
+                    }
+                }
+            } else {
+                // compile closing tag of block function
+                $base_tag = substr($tag, 0, -5);
+                // check if closing tag is a registered object
+                if (isset($this->smarty->registered_objects[$base_tag]) && isset($parameter['object_methode'])) {
+                    $methode = $parameter['object_methode'];
+                    if (in_array($methode, $this->smarty->registered_objects[$base_tag][3])) {
+                        return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, $methode);
+                    } else {
+                        return $this->trigger_template_error('unallowed closing tag methode "' . $methode . '" in registered object "' . $base_tag . '"', $this->lex->taglineno);
+                    }
+                }
+                // registered block tag ?
+                if (isset($this->smarty->registered_plugins[Smarty::PLUGIN_BLOCK][$base_tag]) || isset($this->default_handler_plugins[Smarty::PLUGIN_BLOCK][$base_tag])) {
+                    return $this->callTagCompiler('private_registered_block', $args, $parameter, $tag);
+                }
+                // block plugin?
+                if ($function = $this->getPlugin($base_tag, Smarty::PLUGIN_BLOCK)) {
+                    return $this->callTagCompiler('private_block_plugin', $args, $parameter, $tag, $function);
+                }
+                // registered compiler plugin ?
+                if (isset($this->smarty->registered_plugins[Smarty::PLUGIN_COMPILER][$tag])) {
+                    // if compiler function plugin call it now
+                    $args = array();
+                    if (!$this->smarty->registered_plugins[Smarty::PLUGIN_COMPILER][$tag][1]) {
+                        $this->tag_nocache = true;
+                    }
+                    $function = $this->smarty->registered_plugins[Smarty::PLUGIN_COMPILER][$tag][0];
+                    if (!is_array($function)) {
+                        return $function($args, $this);
+                    } else if (is_object($function[0])) {
+                        return $this->smarty->registered_plugins[Smarty::PLUGIN_COMPILER][$tag][0][0]->$function[1]($args, $this);
+                    } else {
+                        return call_user_func_array($function, array($args, $this));
+                    }
+                }
+                if ($this->smarty->loadPlugin('smarty_compiler_' . $tag)) {
+                    $plugin = 'smarty_compiler_' . $tag;
+                    if (is_callable($plugin)) {
+                        return $plugin($args, $this->smarty);
+                    }
+                    if (class_exists($plugin, false)) {
+                        $plugin_object = new $plugin;
+                        if (method_exists($plugin_object, 'compile')) {
+                            return $plugin_object->compile($args, $this);
+                        }
+                    }
+                    throw new SmartyException("Plugin \"{$tag}\" not callable");
+                }
+            }
+            $this->trigger_template_error("unknown tag \"" . $tag . "\"", $this->lex->taglineno);
+        }
+    }
+
+    /**
+     * lazy loads internal compile plugin for tag and calls the compile methode
+     *
+     * compile objects cached for reuse.
+     * class name format:  Smarty_Internal_Compile_TagName
+     * plugin filename format: Smarty_Internal_Tagname.php
+     *
+     * @param string $tag   tag name
+     * @param array $args   list of tag attributes
+     * @param mixed $param1 optional parameter
+     * @param mixed $param2 optional parameter
+     * @param mixed $param3 optional parameter
+     * @return string compiled code
+     */
+    public function callTagCompiler($tag, $args, $param1 = null, $param2 = null, $param3 = null) {
+        // re-use object if already exists
+        if (isset(self::$_tag_objects[$tag])) {
+            // compile this tag
+            return self::$_tag_objects[$tag]->compile($args, $this, $param1, $param2, $param3);
+        }
+        // lazy load internal compiler plugin
+        $class_name = 'Smarty_Internal_Compile_' . $tag;
+        if ($this->smarty->loadPlugin($class_name)) {
+            // check if tag allowed by security
+            if (!isset($this->smarty->security_policy) || $this->smarty->security_policy->isTrustedTag($tag, $this)) {
+                // use plugin if found
+                self::$_tag_objects[$tag] = new $class_name;
+                // compile this tag
+                return self::$_tag_objects[$tag]->compile($args, $this, $param1, $param2, $param3);
+            }
+        }
+        // no internal compile plugin for this tag
+        return false;
+    }
+
+    /**
+     * Check for plugins and return function name
+     *
+     * @param string $pugin_name  name of plugin or function
+     * @param string $plugin_type type of plugin
+     * @return string call name of function
+     */
+    public function getPlugin($plugin_name, $plugin_type) {
+        $function = null;
+        if ($this->template->caching && ($this->nocache || $this->tag_nocache)) {
+            if (isset($this->template->required_plugins['nocache'][$plugin_name][$plugin_type])) {
+                $function = $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]['function'];
+            } else if (isset($this->template->required_plugins['compiled'][$plugin_name][$plugin_type])) {
+                $this->template->required_plugins['nocache'][$plugin_name][$plugin_type] = $this->template->required_plugins['compiled'][$plugin_name][$plugin_type];
+                $function = $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]['function'];
+            }
+        } else {
+            if (isset($this->template->required_plugins['compiled'][$plugin_name][$plugin_type])) {
+                $function = $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]['function'];
+            } else if (isset($this->template->required_plugins['nocache'][$plugin_name][$plugin_type])) {
+                $this->template->required_plugins['compiled'][$plugin_name][$plugin_type] = $this->template->required_plugins['nocache'][$plugin_name][$plugin_type];
+                $function = $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]['function'];
+            }
+        }
+        if (isset($function)) {
+            if ($plugin_type == 'modifier') {
+                $this->modifier_plugins[$plugin_name] = true;
+            }
+            return $function;
+        }
+        // loop through plugin dirs and find the plugin
+        $function = 'smarty_' . $plugin_type . '_' . $plugin_name;
+        $file = $this->smarty->loadPlugin($function, false);
+
+        if (is_string($file)) {
+            if ($this->template->caching && ($this->nocache || $this->tag_nocache)) {
+                $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]['file'] = $file;
+                $this->template->required_plugins['nocache'][$plugin_name][$plugin_type]['function'] = $function;
+            } else {
+                $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]['file'] = $file;
+                $this->template->required_plugins['compiled'][$plugin_name][$plugin_type]['function'] = $function;
+            }
+            if ($plugin_type == 'modifier') {
+                $this->modifier_plugins[$plugin_name] = true;
+            }
+            return $function;
+        }
+        if (is_callable($function)) {
+            // plugin function is defined in the script
+            return $function;
+        }
+        return false;
+    }
+
+    /**
+     * Check for plugins by default plugin handler
+     *
+     * @param string $tag         name of tag
+     * @param string $plugin_type type of plugin
+     * @return boolean true if found
+     */
+    public function getPluginFromDefaultHandler($tag, $plugin_type) {
+        $callback = null;
+        $script = null;
+        $cacheable = true;
+        $result = call_user_func_array(
+                $this->smarty->default_plugin_handler_func, array($tag, $plugin_type, $this->template, &$callback, &$script, &$cacheable)
+        );
+        if ($result) {
+            $this->tag_nocache = $this->tag_nocache || !$cacheable;
+            if ($script !== null) {
+                if (is_file($script)) {
+                    if ($this->template->caching && ($this->nocache || $this->tag_nocache)) {
+                        $this->template->required_plugins['nocache'][$tag][$plugin_type]['file'] = $script;
+                        $this->template->required_plugins['nocache'][$tag][$plugin_type]['function'] = $callback;
+                    } else {
+                        $this->template->required_plugins['compiled'][$tag][$plugin_type]['file'] = $script;
+                        $this->template->required_plugins['compiled'][$tag][$plugin_type]['function'] = $callback;
+                    }
+                    include_once $script;
+                } else {
+                    $this->trigger_template_error("Default plugin handler: Returned script file \"{$script}\" for \"{$tag}\" not found");
+                }
+            }
+            if (!is_string($callback) && !(is_array($callback) && is_string($callback[0]) && is_string($callback[1]))) {
+                $this->trigger_template_error("Default plugin handler: Returned callback for \"{$tag}\" must be a static function name or array of class and function name");
+            }
+            if (is_callable($callback)) {
+                $this->default_handler_plugins[$plugin_type][$tag] = array($callback, true, array());
+                return true;
+            } else {
+                $this->trigger_template_error("Default plugin handler: Returned callback for \"{$tag}\" not callable");
+            }
+        }
+        return false;
+    }
+
+    /**
+     * Inject inline code for nocache template sections
+     *
+     * This method gets the content of each template element from the parser.
+     * If the content is compiled code and it should be not cached the code is injected
+     * into the rendered output.
+     *
+     * @param string  $content content of template element
+     * @param boolean $is_code true if content is compiled code
+     * @return string content
+     */
+    public function processNocacheCode($content, $is_code) {
+        // If the template is not evaluated and we have a nocache section and or a nocache tag
+        if ($is_code && !empty($content)) {
+            // generate replacement code
+            if ((!($this->template->source->recompiled) || $this->forceNocache) && $this->template->caching && !$this->suppressNocacheProcessing &&
+                    ($this->nocache || $this->tag_nocache || $this->forceNocache == 2)) {
+                $this->template->has_nocache_code = true;
+                $_output = addcslashes($content,'\'\\');
+                $_output = str_replace("^#^", "'", $_output);
+                $_output = "<?php echo '/*%%SmartyNocache:{$this->nocache_hash}%%*/" . $_output . "/*/%%SmartyNocache:{$this->nocache_hash}%%*/';?>\n";
+                // make sure we include modifer plugins for nocache code
+                foreach ($this->modifier_plugins as $plugin_name => $dummy) {
+                    if (isset($this->template->required_plugins['compiled'][$plugin_name]['modifier'])) {
+                        $this->template->required_plugins['nocache'][$plugin_name]['modifier'] = $this->template->required_plugins['compiled'][$plugin_name]['modifier'];
+                    }
+                }
+            } else {
+                $_output = $content;
+            }
+        } else {
+            $_output = $content;
+        }
+        $this->modifier_plugins = array();
+        $this->suppressNocacheProcessing = false;
+        $this->tag_nocache = false;
+        return $_output;
+    }
+
+    /**
+     * display compiler error messages without dying
+     *
+     * If parameter $args is empty it is a parser detected syntax error.
+     * In this case the parser is called to obtain information about expected tokens.
+     *
+     * If parameter $args contains a string this is used as error message
+     *
+     * @param string $args individual error message or null
+     * @param string $line line-number
+     * @throws SmartyCompilerException when an unexpected token is found
+     */
+    public function trigger_template_error($args = null, $line = null) {
+        // get template source line which has error
+        if (!isset($line)) {
+            $line = $this->lex->line;
+        }
+        $match = preg_split("/\n/", $this->lex->data);
+        $error_text = 'Syntax Error in template "' . $this->template->source->filepath . '"  on line ' . $line . ' "' . htmlspecialchars(trim(preg_replace('![\t\r\n]+!', ' ', $match[$line - 1]))) . '" ';
+        if (isset($args)) {
+            // individual error message
+            $error_text .= $args;
+        } else {
+            // expected token from parser
+            $error_text .= ' - Unexpected "' . $this->lex->value . '"';
+            if (count($this->parser->yy_get_expected_tokens($this->parser->yymajor)) <= 4) {
+                foreach ($this->parser->yy_get_expected_tokens($this->parser->yymajor) as $token) {
+                    $exp_token = $this->parser->yyTokenName[$token];
+                    if (isset($this->lex->smarty_token_names[$exp_token])) {
+                        // token type from lexer
+                        $expect[] = '"' . $this->lex->smarty_token_names[$exp_token] . '"';
+                    } else {
+                        // otherwise internal token name
+                        $expect[] = $this->parser->yyTokenName[$token];
+                    }
+                }
+                $error_text .= ', expected one of: ' . implode(' , ', $expect);
+            }
+        }
+        throw new SmartyCompilerException($error_text);
+    }
+
+}
+
+?>
\ No newline at end of file