156 lines
4.8 KiB
PHP
156 lines
4.8 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Register
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*
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* External Smarty methods register/unregister
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*
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* @package Smarty
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* @author Uwe Tews
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*/
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/**
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* Class for register/unregister methods
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*/
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class Smarty_Internal_Register {
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function __construct($smarty)
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{
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$this->smarty = $smarty;
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}
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/**
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* Registers plugin to be used in templates
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*
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* @param string $type plugin type
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* @param string $tag name of template tag
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* @param callback $callback PHP callback to register
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* @param boolean $cacheable if true (default) this fuction is cachable
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* @param array $cache_attr caching attributes if any
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*/
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public function registerPlugin($type, $tag, $callback, $cacheable = true, $cache_attr = null)
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{
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if (isset($this->smarty->registered_plugins[$type][$tag])) {
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throw new Exception("Plugin tag \"{$tag}\" already registered");
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} elseif (!is_callable($callback)) {
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throw new Exception("Plugin \"{$tag}\" not callable");
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} else {
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$this->smarty->registered_plugins[$type][$tag] = array($callback, (bool) $cacheable, (array) $cache_attr);
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}
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}
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/**
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* Unregister Plugin
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*
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* @param string $type of plugin
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* @param string $tag name of plugin
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*/
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function unregisterPlugin($type, $tag)
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{
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if (isset($this->smarty->registered_plugins[$type][$tag])) {
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unset($this->smarty->registered_plugins[$type][$tag]);
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}
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}
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/**
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* Registers a resource to fetch a template
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*
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* @param string $type name of resource type
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* @param array $callback array of callbacks to handle resource
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*/
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public function registerResource($type, $callback)
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{
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$this->smarty->registered_resources[$type] = array($callback, false);
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}
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/**
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* Unregisters a resource
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*
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* @param string $type name of resource type
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*/
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function unregisterResource($type)
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{
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if (isset($this->smarty->registered_resources[$type])) {
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unset($this->smarty->registered_resources[$type]);
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}
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}
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/**
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* Registers object to be used in templates
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*
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* @param string $object name of template object
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* @param object $ &$object_impl the referenced PHP object to register
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* @param mixed $ null | array $allowed list of allowed methods (empty = all)
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* @param boolean $smarty_args smarty argument format, else traditional
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* @param mixed $ null | array $block_functs list of methods that are block format
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*/
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function registerObject($object_name, $object_impl, $allowed = array(), $smarty_args = true, $block_methods = array())
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{
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// test if allowed methodes callable
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if (!empty($allowed)) {
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foreach ((array)$allowed as $method) {
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if (!is_callable(array($object_impl, $method))) {
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throw new SmartyException("Undefined method '$method' in registered object");
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}
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}
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}
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// test if block methodes callable
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if (!empty($block_methods)) {
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foreach ((array)$block_methods as $method) {
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if (!is_callable(array($object_impl, $method))) {
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throw new SmartyException("Undefined method '$method' in registered object");
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}
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}
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}
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// register the object
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$this->smarty->registered_objects[$object_name] =
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array($object_impl, (array)$allowed, (boolean)$smarty_args, (array)$block_methods);
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}
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/**
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* Registers static classes to be used in templates
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*
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* @param string $class name of template class
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* @param string $class_impl the referenced PHP class to register
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*/
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function registerClass($class_name, $class_impl)
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{
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// test if exists
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if (!class_exists($class_impl)) {
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throw new SmartyException("Undefined class '$class_impl' in register template class");
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}
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// register the class
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$this->smarty->registered_classes[$class_name] = $class_impl;
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}
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/**
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* Registers a default plugin handler
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*
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* @param $callback mixed string | array $plugin class/methode name
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*/
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function registerDefaultPluginHandler($callback)
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{
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if (is_callable($callback)) {
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$this->smarty->default_plugin_handler_func = $callback;
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} else {
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throw new SmartyException("Default plugin handler '$callback' not callable");
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}
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}
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/**
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* Registers a default template handler
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*
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* @param $callback mixed string | array class/method name
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*/
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function registerDefaultTemplateHandler($callback)
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{
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if (is_callable($callback)) {
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$this->smarty->default_template_handler_func = $callback;
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} else {
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throw new SmartyException("Default template handler '$callback' not callable");
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}
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}
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}
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?>
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