diff options
Diffstat (limited to 'lib/smarty/libs/sysplugins/smarty_internal_templatebase.php')
| -rw-r--r-- | lib/smarty/libs/sysplugins/smarty_internal_templatebase.php | 811 |
1 files changed, 811 insertions, 0 deletions
diff --git a/lib/smarty/libs/sysplugins/smarty_internal_templatebase.php b/lib/smarty/libs/sysplugins/smarty_internal_templatebase.php new file mode 100644 index 000000000..d60ecd16e --- /dev/null +++ b/lib/smarty/libs/sysplugins/smarty_internal_templatebase.php @@ -0,0 +1,811 @@ +<?php
+/**
+ * Smarty Internal Plugin Smarty Template Base
+ *
+ * This file contains the basic shared methodes for template handling
+ *
+ * @package Smarty
+ * @subpackage Template
+ * @author Uwe Tews
+ */
+
+/**
+ * Class with shared template methodes
+ *
+ * @package Smarty
+ * @subpackage Template
+ */
+abstract class Smarty_Internal_TemplateBase extends Smarty_Internal_Data {
+
+ /**
+ * fetches a rendered Smarty template
+ *
+ * @param string $template the resource handle of the template file or template object
+ * @param mixed $cache_id cache id to be used with this template
+ * @param mixed $compile_id compile id to be used with this template
+ * @param object $parent next higher level of Smarty variables
+ * @param bool $display true: display, false: fetch
+ * @param bool $merge_tpl_vars if true parent template variables merged in to local scope
+ * @param bool $no_output_filter if true do not run output filter
+ * @return string rendered template output
+ */
+ public function fetch($template = null, $cache_id = null, $compile_id = null, $parent = null, $display = false, $merge_tpl_vars = true, $no_output_filter = false)
+ {
+ if ($template === null && $this instanceof $this->template_class) {
+ $template = $this;
+ }
+ if (!empty($cache_id) && is_object($cache_id)) {
+ $parent = $cache_id;
+ $cache_id = null;
+ }
+ if ($parent === null && ($this instanceof Smarty || is_string($template))) {
+ $parent = $this;
+ }
+ // create template object if necessary
+ $_template = ($template instanceof $this->template_class)
+ ? $template
+ : $this->smarty->createTemplate($template, $cache_id, $compile_id, $parent, false);
+ // if called by Smarty object make sure we use current caching status
+ if ($this instanceof Smarty) {
+ $_template->caching = $this->caching;
+ }
+ // merge all variable scopes into template
+ if ($merge_tpl_vars) {
+ // save local variables
+ $save_tpl_vars = $_template->tpl_vars;
+ $save_config_vars = $_template->config_vars;
+ $ptr_array = array($_template);
+ $ptr = $_template;
+ while (isset($ptr->parent)) {
+ $ptr_array[] = $ptr = $ptr->parent;
+ }
+ $ptr_array = array_reverse($ptr_array);
+ $parent_ptr = reset($ptr_array);
+ $tpl_vars = $parent_ptr->tpl_vars;
+ $config_vars = $parent_ptr->config_vars;
+ while ($parent_ptr = next($ptr_array)) {
+ if (!empty($parent_ptr->tpl_vars)) {
+ $tpl_vars = array_merge($tpl_vars, $parent_ptr->tpl_vars);
+ }
+ if (!empty($parent_ptr->config_vars)) {
+ $config_vars = array_merge($config_vars, $parent_ptr->config_vars);
+ }
+ }
+ if (!empty(Smarty::$global_tpl_vars)) {
+ $tpl_vars = array_merge(Smarty::$global_tpl_vars, $tpl_vars);
+ }
+ $_template->tpl_vars = $tpl_vars;
+ $_template->config_vars = $config_vars;
+ }
+ // dummy local smarty variable
+ if (!isset($_template->tpl_vars['smarty'])) {
+ $_template->tpl_vars['smarty'] = new Smarty_Variable;
+ }
+ if (isset($this->smarty->error_reporting)) {
+ $_smarty_old_error_level = error_reporting($this->smarty->error_reporting);
+ }
+ // check URL debugging control
+ if (!$this->smarty->debugging && $this->smarty->debugging_ctrl == 'URL') {
+ if (isset($_SERVER['QUERY_STRING'])) {
+ $_query_string = $_SERVER['QUERY_STRING'];
+ } else {
+ $_query_string = '';
+ }
+ if (false !== strpos($_query_string, $this->smarty->smarty_debug_id)) {
+ if (false !== strpos($_query_string, $this->smarty->smarty_debug_id . '=on')) {
+ // enable debugging for this browser session
+ setcookie('SMARTY_DEBUG', true);
+ $this->smarty->debugging = true;
+ } elseif (false !== strpos($_query_string, $this->smarty->smarty_debug_id . '=off')) {
+ // disable debugging for this browser session
+ setcookie('SMARTY_DEBUG', false);
+ $this->smarty->debugging = false;
+ } else {
+ // enable debugging for this page
+ $this->smarty->debugging = true;
+ }
+ } else {
+ if (isset($_COOKIE['SMARTY_DEBUG'])) {
+ $this->smarty->debugging = true;
+ }
+ }
+ }
+ // must reset merge template date
+ $_template->smarty->merged_templates_func = array();
+ // get rendered template
+ // disable caching for evaluated code
+ if ($_template->source->recompiled) {
+ $_template->caching = false;
+ }
+ // checks if template exists
+ if (!$_template->source->exists) {
+ if ($_template->parent instanceof Smarty_Internal_Template) {
+ $parent_resource = " in '{$_template->parent->template_resource}'";
+ } else {
+ $parent_resource = '';
+ }
+ throw new SmartyException("Unable to load template {$_template->source->type} '{$_template->source->name}'{$parent_resource}");
+ }
+ // read from cache or render
+ if (!($_template->caching == Smarty::CACHING_LIFETIME_CURRENT || $_template->caching == Smarty::CACHING_LIFETIME_SAVED) || !$_template->cached->valid) {
+ // render template (not loaded and not in cache)
+ if (!$_template->source->uncompiled) {
+ $_smarty_tpl = $_template;
+ if ($_template->source->recompiled) {
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::start_compile($_template);
+ }
+ $code = $_template->compiler->compileTemplate($_template);
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::end_compile($_template);
+ }
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::start_render($_template);
+ }
+ try {
+ ob_start();
+ eval("?>" . $code);
+ unset($code);
+ } catch (Exception $e) {
+ ob_get_clean();
+ throw $e;
+ }
+ } else {
+ if (!$_template->compiled->exists || ($_template->smarty->force_compile && !$_template->compiled->isCompiled)) {
+ $_template->compileTemplateSource();
+ }
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::start_render($_template);
+ }
+ if (!$_template->compiled->loaded) {
+ include($_template->compiled->filepath);
+ if ($_template->mustCompile) {
+ // recompile and load again
+ $_template->compileTemplateSource();
+ include($_template->compiled->filepath);
+ }
+ $_template->compiled->loaded = true;
+ } else {
+ $_template->decodeProperties($_template->compiled->_properties, false);
+ }
+ try {
+ ob_start();
+ if (empty($_template->properties['unifunc']) || !is_callable($_template->properties['unifunc'])) {
+ throw new SmartyException("Invalid compiled template for '{$_template->template_resource}'");
+ }
+ array_unshift($_template->_capture_stack,array());
+ //
+ // render compiled template
+ //
+ $_template->properties['unifunc']($_template);
+ // any unclosed {capture} tags ?
+ if (isset($_template->_capture_stack[0][0])) {
+ $_template->capture_error();
+ }
+ array_shift($_template->_capture_stack);
+ } catch (Exception $e) {
+ ob_get_clean();
+ throw $e;
+ }
+ }
+ } else {
+ if ($_template->source->uncompiled) {
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::start_render($_template);
+ }
+ try {
+ ob_start();
+ $_template->source->renderUncompiled($_template);
+ } catch (Exception $e) {
+ ob_get_clean();
+ throw $e;
+ }
+ } else {
+ throw new SmartyException("Resource '$_template->source->type' must have 'renderUncompiled' method");
+ }
+ }
+ $_output = ob_get_clean();
+ if (!$_template->source->recompiled && empty($_template->properties['file_dependency'][$_template->source->uid])) {
+ $_template->properties['file_dependency'][$_template->source->uid] = array($_template->source->filepath, $_template->source->timestamp, $_template->source->type);
+ }
+ if ($_template->parent instanceof Smarty_Internal_Template) {
+ $_template->parent->properties['file_dependency'] = array_merge($_template->parent->properties['file_dependency'], $_template->properties['file_dependency']);
+ foreach ($_template->required_plugins as $code => $tmp1) {
+ foreach ($tmp1 as $name => $tmp) {
+ foreach ($tmp as $type => $data) {
+ $_template->parent->required_plugins[$code][$name][$type] = $data;
+ }
+ }
+ }
+ }
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::end_render($_template);
+ }
+ // write to cache when nessecary
+ if (!$_template->source->recompiled && ($_template->caching == Smarty::CACHING_LIFETIME_SAVED || $_template->caching == Smarty::CACHING_LIFETIME_CURRENT)) {
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::start_cache($_template);
+ }
+ $_template->properties['has_nocache_code'] = false;
+ // get text between non-cached items
+ $cache_split = preg_split("!/\*%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!s", $_output);
+ // get non-cached items
+ preg_match_all("!/\*%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*\/(.+?)/\*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!s", $_output, $cache_parts);
+ $output = '';
+ // loop over items, stitch back together
+ foreach ($cache_split as $curr_idx => $curr_split) {
+ // escape PHP tags in template content
+ $output .= preg_replace('/(<%|%>|<\?php|<\?|\?>)/', '<?php echo \'$1\'; ?>', $curr_split);
+ if (isset($cache_parts[0][$curr_idx])) {
+ $_template->properties['has_nocache_code'] = true;
+ // remove nocache tags from cache output
+ $output .= preg_replace("!/\*/?%%SmartyNocache:{$_template->properties['nocache_hash']}%%\*/!", '', $cache_parts[0][$curr_idx]);
+ }
+ }
+ if (!$no_output_filter && !$_template->has_nocache_code && (isset($this->smarty->autoload_filters['output']) || isset($this->smarty->registered_filters['output']))) {
+ $output = Smarty_Internal_Filter_Handler::runFilter('output', $output, $_template);
+ }
+ // rendering (must be done before writing cache file because of {function} nocache handling)
+ $_smarty_tpl = $_template;
+ try {
+ ob_start();
+ eval("?>" . $output);
+ $_output = ob_get_clean();
+ } catch (Exception $e) {
+ ob_get_clean();
+ throw $e;
+ }
+ // write cache file content
+ $_template->writeCachedContent($output);
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::end_cache($_template);
+ }
+ } else {
+ // var_dump('renderTemplate', $_template->has_nocache_code, $_template->template_resource, $_template->properties['nocache_hash'], $_template->parent->properties['nocache_hash'], $_output);
+ if (!empty($_template->properties['nocache_hash']) && !empty($_template->parent->properties['nocache_hash'])) {
+ // replace nocache_hash
+ $_output = str_replace("{$_template->properties['nocache_hash']}", $_template->parent->properties['nocache_hash'], $_output);
+ $_template->parent->has_nocache_code = $_template->parent->has_nocache_code || $_template->has_nocache_code;
+ }
+ }
+ } else {
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::start_cache($_template);
+ }
+ try {
+ ob_start();
+ array_unshift($_template->_capture_stack,array());
+ //
+ // render cached template
+ //
+ $_template->properties['unifunc']($_template);
+ // any unclosed {capture} tags ?
+ if (isset($_template->_capture_stack[0][0])) {
+ $_template->capture_error();
+ }
+ array_shift($_template->_capture_stack);
+ $_output = ob_get_clean();
+ } catch (Exception $e) {
+ ob_get_clean();
+ throw $e;
+ }
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::end_cache($_template);
+ }
+ }
+ if ((!$this->caching || $_template->has_nocache_code || $_template->source->recompiled) && !$no_output_filter && (isset($this->smarty->autoload_filters['output']) || isset($this->smarty->registered_filters['output']))) {
+ $_output = Smarty_Internal_Filter_Handler::runFilter('output', $_output, $_template);
+ }
+ if (isset($this->error_reporting)) {
+ error_reporting($_smarty_old_error_level);
+ }
+ // display or fetch
+ if ($display) {
+ if ($this->caching && $this->cache_modified_check) {
+ $_isCached = $_template->isCached() && !$_template->has_nocache_code;
+ $_last_modified_date = @substr($_SERVER['HTTP_IF_MODIFIED_SINCE'], 0, strpos($_SERVER['HTTP_IF_MODIFIED_SINCE'], 'GMT') + 3);
+ if ($_isCached && $_template->cached->timestamp <= strtotime($_last_modified_date)) {
+ switch (PHP_SAPI) {
+ case 'cgi': // php-cgi < 5.3
+ case 'cgi-fcgi': // php-cgi >= 5.3
+ case 'fpm-fcgi': // php-fpm >= 5.3.3
+ header('Status: 304 Not Modified');
+ break;
+
+ case 'cli':
+ if (/* ^phpunit */!empty($_SERVER['SMARTY_PHPUNIT_DISABLE_HEADERS'])/* phpunit$ */) {
+ $_SERVER['SMARTY_PHPUNIT_HEADERS'][] = '304 Not Modified';
+ }
+ break;
+
+ default:
+ header('HTTP/1.1 304 Not Modified');
+ break;
+ }
+ } else {
+ switch (PHP_SAPI) {
+ case 'cli':
+ if (/* ^phpunit */!empty($_SERVER['SMARTY_PHPUNIT_DISABLE_HEADERS'])/* phpunit$ */) {
+ $_SERVER['SMARTY_PHPUNIT_HEADERS'][] = 'Last-Modified: ' . gmdate('D, d M Y H:i:s', $_template->cached->timestamp) . ' GMT';
+ }
+ break;
+
+ default:
+ header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $_template->cached->timestamp) . ' GMT');
+ break;
+ }
+ echo $_output;
+ }
+ } else {
+ echo $_output;
+ }
+ // debug output
+ if ($this->smarty->debugging) {
+ Smarty_Internal_Debug::display_debug($this);
+ }
+ if ($merge_tpl_vars) {
+ // restore local variables
+ $_template->tpl_vars = $save_tpl_vars;
+ $_template->config_vars = $save_config_vars;
+ }
+ return;
+ } else {
+ if ($merge_tpl_vars) {
+ // restore local variables
+ $_template->tpl_vars = $save_tpl_vars;
+ $_template->config_vars = $save_config_vars;
+ }
+ // return fetched content
+ return $_output;
+ }
+ }
+
+ /**
+ * displays a Smarty template
+ *
+ * @param string $template the resource handle of the template file or template object
+ * @param mixed $cache_id cache id to be used with this template
+ * @param mixed $compile_id compile id to be used with this template
+ * @param object $parent next higher level of Smarty variables
+ */
+ public function display($template = null, $cache_id = null, $compile_id = null, $parent = null)
+ {
+ // display template
+ $this->fetch($template, $cache_id, $compile_id, $parent, true);
+ }
+
+ /**
+ * test if cache is valid
+ *
+ * @param string|object $template the resource handle of the template file or template object
+ * @param mixed $cache_id cache id to be used with this template
+ * @param mixed $compile_id compile id to be used with this template
+ * @param object $parent next higher level of Smarty variables
+ * @return boolean cache status
+ */
+ public function isCached($template = null, $cache_id = null, $compile_id = null, $parent = null)
+ {
+ if ($template === null && $this instanceof $this->template_class) {
+ return $this->cached->valid;
+ }
+ if (!($template instanceof $this->template_class)) {
+ if ($parent === null) {
+ $parent = $this;
+ }
+ $template = $this->smarty->createTemplate($template, $cache_id, $compile_id, $parent, false);
+ }
+ // return cache status of template
+ return $template->cached->valid;
+ }
+
+ /**
+ * creates a data object
+ *
+ * @param object $parent next higher level of Smarty variables
+ * @returns Smarty_Data data object
+ */
+ public function createData($parent = null)
+ {
+ return new Smarty_Data($parent, $this);
+ }
+
+ /**
+ * Registers plugin to be used in templates
+ *
+ * @param string $type plugin type
+ * @param string $tag name of template tag
+ * @param callback $callback PHP callback to register
+ * @param boolean $cacheable if true (default) this fuction is cachable
+ * @param array $cache_attr caching attributes if any
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ * @throws SmartyException when the plugin tag is invalid
+ */
+ public function registerPlugin($type, $tag, $callback, $cacheable = true, $cache_attr = null)
+ {
+ if (isset($this->smarty->registered_plugins[$type][$tag])) {
+ throw new SmartyException("Plugin tag \"{$tag}\" already registered");
+ } elseif (!is_callable($callback)) {
+ throw new SmartyException("Plugin \"{$tag}\" not callable");
+ } else {
+ $this->smarty->registered_plugins[$type][$tag] = array($callback, (bool) $cacheable, (array) $cache_attr);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Unregister Plugin
+ *
+ * @param string $type of plugin
+ * @param string $tag name of plugin
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function unregisterPlugin($type, $tag)
+ {
+ if (isset($this->smarty->registered_plugins[$type][$tag])) {
+ unset($this->smarty->registered_plugins[$type][$tag]);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Registers a resource to fetch a template
+ *
+ * @param string $type name of resource type
+ * @param Smarty_Resource|array $callback or instance of Smarty_Resource, or array of callbacks to handle resource (deprecated)
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function registerResource($type, $callback)
+ {
+ $this->smarty->registered_resources[$type] = $callback instanceof Smarty_Resource ? $callback : array($callback, false);
+ return $this;
+ }
+
+ /**
+ * Unregisters a resource
+ *
+ * @param string $type name of resource type
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function unregisterResource($type)
+ {
+ if (isset($this->smarty->registered_resources[$type])) {
+ unset($this->smarty->registered_resources[$type]);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Registers a cache resource to cache a template's output
+ *
+ * @param string $type name of cache resource type
+ * @param Smarty_CacheResource $callback instance of Smarty_CacheResource to handle output caching
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function registerCacheResource($type, Smarty_CacheResource $callback)
+ {
+ $this->smarty->registered_cache_resources[$type] = $callback;
+ return $this;
+ }
+
+ /**
+ * Unregisters a cache resource
+ *
+ * @param string $type name of cache resource type
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function unregisterCacheResource($type)
+ {
+ if (isset($this->smarty->registered_cache_resources[$type])) {
+ unset($this->smarty->registered_cache_resources[$type]);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Registers object to be used in templates
+ *
+ * @param string $object name of template object
+ * @param object $object_impl the referenced PHP object to register
+ * @param array $allowed list of allowed methods (empty = all)
+ * @param boolean $smarty_args smarty argument format, else traditional
+ * @param array $block_methods list of block-methods
+ * @param array $block_functs list of methods that are block format
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ * @throws SmartyException if any of the methods in $allowed or $block_methods are invalid
+ */
+ public function registerObject($object_name, $object_impl, $allowed = array(), $smarty_args = true, $block_methods = array())
+ {
+ // test if allowed methodes callable
+ if (!empty($allowed)) {
+ foreach ((array) $allowed as $method) {
+ if (!is_callable(array($object_impl, $method))) {
+ throw new SmartyException("Undefined method '$method' in registered object");
+ }
+ }
+ }
+ // test if block methodes callable
+ if (!empty($block_methods)) {
+ foreach ((array) $block_methods as $method) {
+ if (!is_callable(array($object_impl, $method))) {
+ throw new SmartyException("Undefined method '$method' in registered object");
+ }
+ }
+ }
+ // register the object
+ $this->smarty->registered_objects[$object_name] =
+ array($object_impl, (array) $allowed, (boolean) $smarty_args, (array) $block_methods);
+ return $this;
+ }
+
+ /**
+ * return a reference to a registered object
+ *
+ * @param string $name object name
+ * @return object
+ * @throws SmartyException if no such object is found
+ */
+ public function getRegisteredObject($name)
+ {
+ if (!isset($this->smarty->registered_objects[$name])) {
+ throw new SmartyException("'$name' is not a registered object");
+ }
+ if (!is_object($this->smarty->registered_objects[$name][0])) {
+ throw new SmartyException("registered '$name' is not an object");
+ }
+ return $this->smarty->registered_objects[$name][0];
+ }
+
+ /**
+ * unregister an object
+ *
+ * @param string $name object name
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function unregisterObject($name)
+ {
+ if (isset($this->smarty->registered_objects[$name])) {
+ unset($this->smarty->registered_objects[$name]);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Registers static classes to be used in templates
+ *
+ * @param string $class name of template class
+ * @param string $class_impl the referenced PHP class to register
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ * @throws SmartyException if $class_impl does not refer to an existing class
+ */
+ public function registerClass($class_name, $class_impl)
+ {
+ // test if exists
+ if (!class_exists($class_impl)) {
+ throw new SmartyException("Undefined class '$class_impl' in register template class");
+ }
+ // register the class
+ $this->smarty->registered_classes[$class_name] = $class_impl;
+ return $this;
+ }
+
+ /**
+ * Registers a default plugin handler
+ *
+ * @param callable $callback class/method name
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ * @throws SmartyException if $callback is not callable
+ */
+ public function registerDefaultPluginHandler($callback)
+ {
+ if (is_callable($callback)) {
+ $this->smarty->default_plugin_handler_func = $callback;
+ } else {
+ throw new SmartyException("Default plugin handler '$callback' not callable");
+ }
+
+ return $this;
+ }
+
+ /**
+ * Registers a default template handler
+ *
+ * @param callable $callback class/method name
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ * @throws SmartyException if $callback is not callable
+ */
+ public function registerDefaultTemplateHandler($callback)
+ {
+ if (is_callable($callback)) {
+ $this->smarty->default_template_handler_func = $callback;
+ } else {
+ throw new SmartyException("Default template handler '$callback' not callable");
+ }
+
+ return $this;
+ }
+
+ /**
+ * Registers a default template handler
+ *
+ * @param callable $callback class/method name
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ * @throws SmartyException if $callback is not callable
+ */
+ public function registerDefaultConfigHandler($callback)
+ {
+ if (is_callable($callback)) {
+ $this->smarty->default_config_handler_func = $callback;
+ } else {
+ throw new SmartyException("Default config handler '$callback' not callable");
+ }
+
+ return $this;
+ }
+
+ /**
+ * Registers a filter function
+ *
+ * @param string $type filter type
+ * @param callback $callback
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function registerFilter($type, $callback)
+ {
+ $this->smarty->registered_filters[$type][$this->_get_filter_name($callback)] = $callback;
+ return $this;
+ }
+
+ /**
+ * Unregisters a filter function
+ *
+ * @param string $type filter type
+ * @param callback $callback
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function unregisterFilter($type, $callback)
+ {
+ $name = $this->_get_filter_name($callback);
+ if (isset($this->smarty->registered_filters[$type][$name])) {
+ unset($this->smarty->registered_filters[$type][$name]);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Return internal filter name
+ *
+ * @param callback $function_name
+ * @return string internal filter name
+ */
+ public function _get_filter_name($function_name)
+ {
+ if (is_array($function_name)) {
+ $_class_name = (is_object($function_name[0]) ?
+ get_class($function_name[0]) : $function_name[0]);
+ return $_class_name . '_' . $function_name[1];
+ } else {
+ return $function_name;
+ }
+ }
+
+ /**
+ * load a filter of specified type and name
+ *
+ * @param string $type filter type
+ * @param string $name filter name
+ * @throws SmartyException if filter could not be loaded
+ */
+ public function loadFilter($type, $name)
+ {
+ $_plugin = "smarty_{$type}filter_{$name}";
+ $_filter_name = $_plugin;
+ if ($this->smarty->loadPlugin($_plugin)) {
+ if (class_exists($_plugin, false)) {
+ $_plugin = array($_plugin, 'execute');
+ }
+ if (is_callable($_plugin)) {
+ $this->smarty->registered_filters[$type][$_filter_name] = $_plugin;
+ return true;
+ }
+ }
+ throw new SmartyException("{$type}filter \"{$name}\" not callable");
+ }
+
+ /**
+ * unload a filter of specified type and name
+ *
+ * @param string $type filter type
+ * @param string $name filter name
+ * @return Smarty_Internal_Templatebase current Smarty_Internal_Templatebase (or Smarty or Smarty_Internal_Template) instance for chaining
+ */
+ public function unloadFilter($type, $name)
+ {
+ $_filter_name = "smarty_{$type}filter_{$name}";
+ if (isset($this->smarty->registered_filters[$type][$_filter_name])) {
+ unset ($this->smarty->registered_filters[$type][$_filter_name]);
+ }
+
+ return $this;
+ }
+
+ /**
+ * preg_replace callback to convert camelcase getter/setter to underscore property names
+ *
+ * @param string $match match string
+ * @return string replacemant
+ */
+ private function replaceCamelcase($match) {
+ return "_" . strtolower($match[1]);
+ }
+
+ /**
+ * Handle unknown class methods
+ *
+ * @param string $name unknown method-name
+ * @param array $args argument array
+ */
+ public function __call($name, $args)
+ {
+ static $_prefixes = array('set' => true, 'get' => true);
+ static $_resolved_property_name = array();
+ static $_resolved_property_source = array();
+
+ // method of Smarty object?
+ if (method_exists($this->smarty, $name)) {
+ return call_user_func_array(array($this->smarty, $name), $args);
+ }
+ // see if this is a set/get for a property
+ $first3 = strtolower(substr($name, 0, 3));
+ if (isset($_prefixes[$first3]) && isset($name[3]) && $name[3] !== '_') {
+ if (isset($_resolved_property_name[$name])) {
+ $property_name = $_resolved_property_name[$name];
+ } else {
+ // try to keep case correct for future PHP 6.0 case-sensitive class methods
+ // lcfirst() not available < PHP 5.3.0, so improvise
+ $property_name = strtolower(substr($name, 3, 1)) . substr($name, 4);
+ // convert camel case to underscored name
+ $property_name = preg_replace_callback('/([A-Z])/', array($this,'replaceCamelcase'), $property_name);
+ $_resolved_property_name[$name] = $property_name;
+ }
+ if (isset($_resolved_property_source[$property_name])) {
+ $_is_this = $_resolved_property_source[$property_name];
+ } else {
+ $_is_this = null;
+ if (property_exists($this, $property_name)) {
+ $_is_this = true;
+ } else if (property_exists($this->smarty, $property_name)) {
+ $_is_this = false;
+ }
+ $_resolved_property_source[$property_name] = $_is_this;
+ }
+ if ($_is_this) {
+ if ($first3 == 'get')
+ return $this->$property_name;
+ else
+ return $this->$property_name = $args[0];
+ } else if ($_is_this === false) {
+ if ($first3 == 'get')
+ return $this->smarty->$property_name;
+ else
+ return $this->smarty->$property_name = $args[0];
+ } else {
+ throw new SmartyException("property '$property_name' does not exist.");
+ return false;
+ }
+ }
+ if ($name == 'Smarty') {
+ throw new SmartyException("PHP5 requires you to call __construct() instead of Smarty()");
+ }
+ // must be unknown
+ throw new SmartyException("Call of unknown method '$name'.");
+ }
+
+}
+
+?>
\ No newline at end of file |