diff --git a/library/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php b/library/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php
new file mode 100644
--- /dev/null
+++ b/library/smarty/libs/sysplugins/smarty_internal_templatecompilerbase.php
@@ -0,0 +1,1010 @@
+<?php
+
+/**
+ * Smarty Internal Plugin Smarty Template Compiler Base
+ * This file contains the basic classes and methods 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 {
+
+    /**
+     * Smarty object
+     *
+     * @var Smarty
+     */
+    public $smarty = null;
+
+    /**
+     * hash for nocache sections
+     *
+     * @var mixed
+     */
+    public $nocache_hash = null;
+
+    /**
+     * suppress generation of nocache code
+     *
+     * @var bool
+     */
+    public $suppressNocacheProcessing = 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 included sub template data
+     *
+     * @var array
+     */
+    public $mergedSubTemplatesData = array();
+
+    /**
+     * merged sub template code
+     *
+     * @var array
+     */
+    public $mergedSubTemplatesCode = array();
+
+    /**
+     * collected template properties during compilation
+     *
+     * @var array
+     */
+    public $templateProperties = array();
+
+    /**
+     * sources which must be compiled
+     *
+     * @var array
+     */
+    public $sources = array();
+
+    /**
+     * flag that we are inside {block}
+     *
+     * @var bool
+     */
+    public $inheritance = false;
+
+    /**
+     * flag when compiling inheritance child template
+     *
+     * @var bool
+     */
+    public $inheritance_child = false;
+
+    /**
+     * uid of templates called by {extends} for recursion check
+     *
+     * @var array
+     */
+    public $extends_uid = array();
+
+    /**
+     * source line offset for error messages
+     *
+     * @var int
+     */
+    public $trace_line_offset = 0;
+
+    /**
+     * trace uid
+     *
+     * @var string
+     */
+    public $trace_uid = '';
+
+    /**
+     * trace file path
+     *
+     * @var string
+     */
+    public $trace_filepath = '';
+
+    /**
+     * stack for tracing file and line of nested {block} tags
+     *
+     * @var array
+     */
+    public $trace_stack = array();
+
+    /**
+     * 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;
+
+    /**
+     * suppress pre and post filter
+     *
+     * @var bool
+     */
+    public $suppressFilter = 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 sub functions from template function
+     *
+     * @var array
+     */
+    public $called_functions = array();
+
+    /**
+     * compiled template function code
+     *
+     * @var string
+     */
+    public $templateFunctionCode = '';
+
+    /**
+     * php_handling setting either from Smarty or security
+     *
+     * @var int
+     */
+    public $php_handling = 0;
+
+    /**
+     * flags for used modifier plugins
+     *
+     * @var array
+     */
+    public $modifier_plugins = array();
+
+    /**
+     * type of already compiled modifier
+     *
+     * @var array
+     */
+    public $known_modifier_type = array();
+
+    /**
+     * parent compiler object for merged subtemplates and template functions
+     *
+     * @var Smarty_Internal_TemplateCompilerBase
+     */
+    public $parent_compiler = null;
+
+    /**
+     * Flag true when compiling nocache section
+     *
+     * @var bool
+     */
+    public $nocache = false;
+
+    /**
+     * Flag true when tag is compiled as nocache
+     *
+     * @var bool
+     */
+    public $tag_nocache = false;
+
+    /**
+     * Flag to restart parsing
+     *
+     * @var bool
+     */
+    public $abort_and_recompile = false;
+
+    /**
+     * Compiled tag prefix code
+     *
+     * @var array
+     */
+    public $prefix_code = array();
+
+    /**
+     * Prefix code  stack
+     *
+     * @var array
+     */
+    public $prefixCodeStack = array();
+
+    /**
+     * Tag has compiled code
+     *
+     * @var bool
+     */
+    public $has_code = false;
+
+    /**
+     * A variable string was compiled
+     *
+     * @var bool
+     */
+    public $has_variable_string = false;
+
+    /**
+     * Tag creates output
+     *
+     * @var bool
+     */
+    public $has_output = false;
+
+    /**
+     * Strip preg pattern
+     *
+     * @var string
+     */
+    public $stripRegEx = '![\t ]*[\r\n]+[\t ]*!';
+
+    /**
+     * method to compile a Smarty template
+     *
+     * @param  mixed $_content template source
+     *
+     * @return bool  true if compiling succeeded, false if it failed
+     */
+    abstract protected function doCompile($_content);
+
+    /**
+     * Initialize compiler
+     */
+    public function __construct() {
+        $this->nocache_hash = str_replace(array('.', ','), '_', uniqid(rand(), true));
+    }
+
+    /**
+     * Method to compile a Smarty template
+     *
+     * @param  Smarty_Internal_Template $template template object to compile
+     * @param  bool $nocache true is shall be compiled in nocache mode
+     * @param null|Smarty_Internal_TemplateCompilerBase $parent_compiler
+     *
+     * @return bool true if compiling succeeded, false if it failed
+     */
+    public function compileTemplate(Smarty_Internal_Template $template, $nocache = null, $parent_compiler = null) {
+        // save template object in compiler class
+        $this->template = $template;
+        if (isset($this->template->smarty->security_policy)) {
+            $this->php_handling = $this->template->smarty->security_policy->php_handling;
+        } else {
+            $this->php_handling = $this->template->smarty->php_handling;
+        }
+        $this->parent_compiler = $parent_compiler ? $parent_compiler : $this;
+        $nocache = isset($nocache) ? $nocache : false;
+        if (empty($template->properties['nocache_hash'])) {
+            $template->properties['nocache_hash'] = $this->nocache_hash;
+        } else {
+            $this->nocache_hash = $template->properties['nocache_hash'];
+        }
+        $save_source = $this->template->source;
+        // 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 \"" . $this->template->source->filepath . "\" */ ?>\n";
+        }
+
+        if (empty($this->template->source->components)) {
+            $this->sources = array($template->source);
+        } else {
+            // we have array of inheritance templates by extends: resource
+            $this->sources = array_reverse($template->source->components);
+        }
+        $loop = 0;
+        // the $this->sources array can get additional elements while compiling by the {extends} tag
+        while ($this->template->source = array_shift($this->sources)) {
+            $this->smarty->_current_file = $this->template->source->filepath;
+            if ($this->smarty->debugging) {
+                Smarty_Internal_Debug::start_compile($this->template);
+            }
+            $no_sources = count($this->sources);
+            $this->parent_compiler->template->properties['file_dependency'][$this->template->source->uid] = array($this->template->source->filepath, $this->template->source->timestamp, $this->template->source->type);
+            $loop++;
+            if ($no_sources) {
+                $this->inheritance_child = true;
+            } else {
+                $this->inheritance_child = false;
+            }
+            do {
+                // flag for nochache sections
+                $this->nocache = $nocache;
+                $this->tag_nocache = false;
+                // reset has nocache code flag
+                $this->template->has_nocache_code = false;
+                $this->has_variable_string = false;
+                $this->prefix_code = array();
+                $_compiled_code = '';
+                // flag for aborting current and start recompile
+                $this->abort_and_recompile = false;
+                // get template source
+                $_content = $this->template->source->content;
+                if ($_content != '') {
+                    // run prefilter if required
+                    if ((isset($this->smarty->autoload_filters['pre']) || isset($this->smarty->registered_filters['pre'])) && !$this->suppressFilter) {
+                        $_content = Smarty_Internal_Filter_Handler::runFilter('pre', $_content, $template);
+                    }
+                    // call compiler
+                    $_compiled_code = $this->doCompile($_content, true);
+                }
+            } while ($this->abort_and_recompile);
+            if ($this->smarty->debugging) {
+                Smarty_Internal_Debug::end_compile($this->template);
+            }
+        }
+        // restore source
+        $this->template->source = $save_source;
+        unset($save_source);
+        $this->smarty->_current_file = $this->template->source->filepath;
+        // free memory
+        unset($this->parser->root_buffer, $this->parser->current_buffer, $this->parser, $this->lex);
+        self::$_tag_objects = array();
+        // return compiled code to template object
+        $merged_code = '';
+        if (!empty($this->mergedSubTemplatesCode)) {
+            foreach ($this->mergedSubTemplatesCode as $code) {
+                $merged_code .= $code;
+            }
+        }
+        // run postfilter if required on compiled template code
+        if ((isset($this->smarty->autoload_filters['post']) || isset($this->smarty->registered_filters['post'])) && !$this->suppressFilter && $_compiled_code != '') {
+            $_compiled_code = Smarty_Internal_Filter_Handler::runFilter('post', $_compiled_code, $template);
+        }
+        if ($this->suppressTemplatePropertyHeader) {
+            $_compiled_code .= $merged_code;
+        } else {
+            $_compiled_code = $template_header . Smarty_Internal_Extension_CodeFrame::create($template, $_compiled_code) . $merged_code;
+        }
+        if (!empty($this->templateFunctionCode)) {
+            // run postfilter if required on compiled template code
+            if ((isset($this->smarty->autoload_filters['post']) || isset($this->smarty->registered_filters['post'])) && !$this->suppressFilter) {
+                $_compiled_code .= Smarty_Internal_Filter_Handler::runFilter('post', $this->templateFunctionCode, $template);
+            } else {
+                $_compiled_code .= $this->templateFunctionCode;
+            }
+        }
+        // unset content because template inheritance could have replace source with parent code
+        unset ($template->source->content);
+        $this->parent_compiler = null;
+        $this->template = null;
+        return $_compiled_code;
+    }
+
+    /**
+     * Compile Tag
+     * This is a call back from the lexer/parser
+     *
+     * Save current prefix code
+     * Compile tag
+     * Merge tag prefix code with saved one
+     * (required nested tags in attributes)
+     *
+     * @param  string $tag tag name
+     * @param  array $args array with tag attributes
+     * @param  array $parameter array with compilation parameter
+     *
+     * @throws SmartyCompilerException
+     * @throws SmartyException
+     * @return string compiled code
+     */
+    public function compileTag($tag, $args, $parameter = array()) {
+        $this->prefixCodeStack[] = $this->prefix_code;
+        $this->prefix_code = array();
+        $result = $this->compileTag2($tag, $args, $parameter);
+        $this->prefix_code = array_merge($this->prefix_code, array_pop($this->prefixCodeStack));
+        return $result;
+    }
+
+    /**
+     * Compile Tag
+     *
+     * @param  string $tag tag name
+     * @param  array $args array with tag attributes
+     * @param  array $parameter array with compilation parameter
+     *
+     * @throws SmartyCompilerException
+     * @throws SmartyException
+     * @return string compiled code
+     */
+    private function compileTag2($tag, $args, $parameter) {
+        $plugin_type = '';
+        // $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->parent_compiler->templateProperties['tpl_function'][$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 $_output;
+                }
+            }
+            // tag did not produce compiled code
+            return null;
+        } else {
+            // map_named attributes
+            if (isset($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_method'])) {
+                    $method = $parameter['object_method'];
+                    if (!in_array($method, $this->smarty->registered_objects[$tag][3]) && (empty($this->smarty->registered_objects[$tag][1]) || in_array($method, $this->smarty->registered_objects[$tag][1]))
+                    ) {
+                        return $this->callTagCompiler('private_object_function', $args, $parameter, $tag, $method);
+                    } elseif (in_array($method, $this->smarty->registered_objects[$tag][3])) {
+                        return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, $method);
+                    } else {
+                        // throw exception
+                        $this->trigger_template_error('not allowed method "' . $method . '" 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, $this);
+                            } elseif (is_object($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_COMPILER && $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, $this);
+                            } elseif (is_object($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_method'])) {
+                    $method = $parameter['object_method'];
+                    if (in_array($method, $this->smarty->registered_objects[$base_tag][3])) {
+                        return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, $method);
+                    } else {
+                        // throw exception
+                        $this->trigger_template_error('not allowed closing tag method "' . $method . '" 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, $this);
+                    } elseif (is_object($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);
+        }
+    }
+
+    /**
+     * compile variable
+     *
+     * @param string $variable
+     *
+     * @return string
+     */
+    public function compileVariable($variable) {
+        if (strpos($variable, '(') == 0) {
+            // not a variable variable
+            $var = trim($variable, '\'');
+            $this->tag_nocache = $this->tag_nocache | $this->template->getVariable($var, null, true, false)->nocache;
+            $this->template->properties['variables'][$var] = $this->tag_nocache | $this->nocache;
+        }
+        return '$_smarty_tpl->tpl_vars[' . $variable . ']->value';
+    }
+
+    /**
+     * This method is called from parser to process a text content section
+     * - remove text from inheritance child templates as they may generate output
+     * - strip text if strip is enabled
+     *
+     * @param string $text
+     *
+     * @return null|\Smarty_Internal_ParseTree_Text
+     */
+    public function processText($text) {
+        if ($this->parser->strip) {
+            return new Smarty_Internal_ParseTree_Text($this->parser, preg_replace($this->stripRegEx, '', $text));
+        } else {
+            return new Smarty_Internal_ParseTree_Text($this->parser, $text);
+        }
+    }
+
+    /**
+     * lazy loads internal compile plugin for tag and calls the compile method
+     * 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, $param3 = null) {
+        // check if tag allowed by security
+        if (!isset($this->smarty->security_policy) || $this->smarty->security_policy->isTrustedTag($tag, $this)) {
+            // re-use object if already exists
+            if (!isset(self::$_tag_objects[$tag])) {
+                // lazy load internal compiler plugin
+                $class_name = 'Smarty_Internal_Compile_' . $tag;
+                if ($this->smarty->loadPlugin($class_name)) {
+                    self::$_tag_objects[$tag] = new $class_name;
+                } else {
+                    return false;
+                }
+            }
+            // compile this tag
+            return self::$_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         $plugin_name
+     * @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][$plugin_type]['function'];
+            } elseif (isset($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][$plugin_type]['function'];
+            } elseif (isset($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;
+                    }
+                    require_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;
+    }
+
+    /**
+     * Append code segments and remove unneeded ?> <?php transitions
+     *
+     * @param string $left
+     * @param string $right
+     *
+     * @return string
+     */
+    public function appendCode($left, $right) {
+        if (preg_match('/\s*\?>\s*$/', $left) && preg_match('/^\s*<\?php\s+/', $right)) {
+            $left = preg_replace('/\s*\?>\s*$/', "\n", $left);
+            $left .= preg_replace('/^\s*<\?php\s+/', '', $right);
+        } else {
+            $left .= $right;
+        }
+        return $left;
+    }
+
+    /**
+     * 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->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 modifier 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;
+    }
+
+    /**
+     * Generate nocache code string
+     *
+     * @param string $code PHP code
+     *
+     * @return string
+     */
+    public function makeNocacheCode($code) {
+        return "echo '/*%%SmartyNocache:{$this->nocache_hash}%%*/<?php " . str_replace("^#^", "'", addcslashes($code, '\'\\')) . "?>/*/%%SmartyNocache:{$this->nocache_hash}%%*/';\n";
+    }
+
+    /**
+     *  push current file and line offset on stack for tracing {block} source lines
+     *
+     * @param string $file new filename
+     * @param string $uid uid of file
+     * @param int $line line offset to source
+     * @param bool $debug false debug end_compile shall not be called
+     */
+    public function pushTrace($file, $uid, $line, $debug = true) {
+        if ($this->smarty->debugging && $debug) {
+            Smarty_Internal_Debug::end_compile($this->template);
+        }
+        array_push($this->trace_stack, array($this->smarty->_current_file, $this->trace_filepath, $this->trace_uid, $this->trace_line_offset));
+        $this->trace_filepath = $this->smarty->_current_file = $file;
+        $this->trace_uid = $uid;
+        $this->trace_line_offset = $line;
+        if ($this->smarty->debugging) {
+            Smarty_Internal_Debug::start_compile($this->template);
+        }
+    }
+
+    /**
+     *  restore file and line offset
+     */
+    public function popTrace() {
+        if ($this->smarty->debugging) {
+            Smarty_Internal_Debug::end_compile($this->template);
+        }
+        $r = array_pop($this->trace_stack);
+        $this->smarty->_current_file = $r[0];
+        $this->trace_filepath = $r[1];
+        $this->trace_uid = $r[2];
+        $this->trace_line_offset = $r[3];
+        if ($this->smarty->debugging) {
+            Smarty_Internal_Debug::start_compile($this->template);
+        }
+    }
+
+    /**
+     * 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;
+        }
+        //        $line += $this->trace_line_offset;
+        $match = preg_split("/\n/", $this->lex->data);
+        $error_text = 'Syntax error in template "' . (empty($this->trace_filepath) ? $this->template->source->filepath : $this->trace_filepath) . '"  on line ' . ($line + $this->trace_line_offset) . ' "' . trim(preg_replace('![\t\r\n]+!', ' ', $match[$line - 1])) . '" ';
+        if (isset($args)) {
+            // individual error message
+            $error_text .= $args;
+        } else {
+            $expect = array();
+            // 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);
+            }
+        }
+        $e = new SmartyCompilerException($error_text);
+        $e->line = $line;
+        $e->source = trim(preg_replace('![\t\r\n]+!', ' ', $match[$line - 1]));
+        $e->desc = $args;
+        $e->template = $this->template->source->filepath;
+        throw $e;
+    }
+}