File Source for Adapter.php

<?php
if (!defined('DIR_SEP')) {
define('DIR_SEP', DIRECTORY_SEPARATOR);
}
if (!defined('SMARTY_PHP_PASSTHRU')) {
define('SMARTY_PHP_PASSTHRU', 0);
define('SMARTY_PHP_QUOTE', 1);
define('SMARTY_PHP_REMOVE', 2);
define('SMARTY_PHP_ALLOW', 3);
}
if (class_exists('Dwoo_Compiler', false) === false) {
require 'Dwoo/Compiler.php';
}
/**
* a Smarty compatibility layer for Dwoo
*
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from the use of this software.
*
* This file is released under the LGPL
* "GNU Lesser General Public License"
* More information can be found here:
* {@link http://www.gnu.org/copyleft/lesser.html}
*
* @author Jordi Boggiano <[email protected]>
* @copyright Copyright (c) 2008, Jordi Boggiano
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
* @link http://dwoo.org/
* @version 0.9.1
* @date 2008-05-30
* @package Dwoo
*/
class Dwoo_Smarty__Adapter extends Dwoo
{
// magic get/set/call functions that handle unsupported features
public function __set($p, $v)
{
if ($p==='scope') {
$this->scope = $v;
return;
}
if (array_key_exists($p, $this->compat['properties']) !== false) {
if ($this->show_compat_errors) {
$this->triggerError('Property '.$p.' is not available in the Dwoo_Smarty_Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
}
$this->compat['properties'][$p] = $v;
} else {
if ($this->show_compat_errors) {
$this->triggerError('Property '.$p.' is not available in the Dwoo_Smarty_Adapter, but it is not listed as such, so you might want to tell me about it at [email protected]', E_USER_NOTICE);
}
}
}
public function __get($p)
{
if (array_key_exists($p, $this->compat['properties']) !== false) {
if ($this->show_compat_errors) {
$this->triggerError('Property '.$p.' is not available in the Dwoo_Smarty_Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
}
return $this->compat['properties'][$p];
} else {
if ($this->show_compat_errors) {
$this->triggerError('Property '.$p.' is not available in the Dwoo_Smarty_Adapter, but it is not listed as such, so you might want to tell me about it at [email protected]', E_USER_NOTICE);
}
}
}
public function __call($m, $a)
{
if (method_exists($this->dataProvider, $m)) {
call_user_func_array(array($this->dataProvider, $m), $a);
} elseif ($this->show_compat_errors) {
if (array_search($m, $this->compat['methods']) !== false) {
$this->triggerError('Method '.$m.' is not available in the Dwoo_Smarty_Adapter, however it might be implemented in the future, check out http://wiki.dwoo.org/index.php/SmartySupport for more details.', E_USER_NOTICE);
} else {
$this->triggerError('Method '.$m.' is not available in the Dwoo_Smarty_Adapter, but it is not listed as such, so you might want to tell me about it at [email protected]', E_USER_NOTICE);
}
}
}
// list of unsupported properties and methods
protected $compat = array
(
'methods' => array
(
'register_resource', 'unregister_resource', 'load_filter', 'clear_compiled_tpl',
'clear_config', 'get_config_vars', 'config_load'
),
'properties' => array
(
'cache_handler_func' => null,
'debugging' => false,
'error_reporting' => null,
'debugging_ctrl' => 'NONE',
'request_vars_order' => 'EGPCS',
'request_use_auto_globals' => true,
'use_sub_dirs' => false,
'autoload_filters' => array(),
'default_template_handler_func' => '',
'debug_tpl' => '',
'cache_modified_check' => false,
'default_modifiers' => array(),
'default_resource_type' => 'file',
'config_overwrite' => true,
'config_booleanize' => true,
'config_read_hidden' => false,
'config_fix_newlines' => true,
'config_class' => 'Config_File',
),
);
// security vars
public $security = false;
public $trusted_dir = array();
public $secure_dir = array();
public $php_handling = SMARTY_PHP_PASSTHRU;
public $security_settings = array
(
'PHP_HANDLING' => false,
'IF_FUNCS' => array
(
'list', 'empty', 'count', 'sizeof',
'in_array', 'is_array',
),
'INCLUDE_ANY' => false,
'PHP_TAGS' => false,
'MODIFIER_FUNCS' => array(),
'ALLOW_CONSTANTS' => false
);
// paths
public $template_dir = 'templates';
public $compile_dir = 'templates_c';
public $config_dir = 'configs';
public $cache_dir = 'cache';
public $plugins_dir = array();
// misc options
public $left_delimiter = '{';
public $right_delimiter = '}';
public $compile_check = true;
public $force_compile = false;
public $caching = 0;
public $cache_lifetime = 3600;
public $compile_id = null;
public $compiler_file = null;
public $compiler_class = null;
// dwoo/smarty compat layer
public $show_compat_errors = false;
protected $dataProvider;
protected $_filters = array('pre'=>array(), 'post'=>array(), 'output'=>array());
protected static $tplCache = array();
protected $compiler;
public function __construct()
{
parent::__construct();
$this->charset = 'iso-8859-1';
$this->dataProvider = new Dwoo_Data();
$this->compiler = new Dwoo_Compiler();
$this->compiler->smartyCompat = true;
}
public function display($filename, $cacheId=null, $compileId=null)
{
$this->fetch($filename, $cacheId, $compileId, true);
}
public function fetch($filename, $cacheId=null, $compileId=null, $display=false)
{
if ($this->security) {
$policy = new Dwoo_Security_Policy();
$policy->addPhpFunction(array_merge($this->security_settings['IF_FUNCS'], $this->security_settings['MODIFIER_FUNCS']));
$phpTags = $this->security_settings['PHP_HANDLING'] ? SMARTY_PHP_ALLOW : $this->php_handling;
if ($this->security_settings['PHP_TAGS']) {
$phpTags = SMARTY_PHP_ALLOW;
}
switch($phpTags) {
case SMARTY_PHP_ALLOW:
case SMARTY_PHP_PASSTHRU:
$phpTags = Dwoo_Security_Policy::PHP_ALLOW;
break;
case SMARTY_PHP_QUOTE:
$phpTags = Dwoo_Security_Policy::PHP_ENCODE;
break;
case SMARTY_PHP_REMOVE:
default:
$phpTags = Dwoo_Security_Policy::PHP_REMOVE;
break;
}
$policy->setPhpHandling($phpTags);
$policy->setConstantHandling($this->security_settings['ALLOW_CONSTANTS']);
if ($this->security_settings['INCLUDE_ANY']) {
$policy->allowDirectory(preg_replace('{^((?:[a-z]:)?[\\\\/]).*}i', '$1', __FILE__));
} else {
$policy->allowDirectory($this->secure_dir);
}
$this->setSecurityPolicy($policy);
}
if (!empty($this->plugins_dir)) {
foreach ($this->plugins_dir as $dir) {
$this->getLoader()->addDirectory(rtrim($dir, '\\/'));
}
}
$tpl = $this->makeTemplate($filename, $cacheId, $compileId);
if ($this->force_compile) {
$tpl->forceCompilation();
}
if ($this->caching > 0) {
$this->cacheTime = $this->cache_lifetime;
} else {
$this->cacheTime = 0;
}
if ($this->compiler_class !== null) {
if ($this->compiler_file !== null && !class_exists($this->compiler_class, false)) {
include $this->compiler_file;
}
$this->compiler = new $this->compiler_class;
} else {
$this->compiler->addPreProcessor('smarty_compat', true);
$this->compiler->setLooseOpeningHandling(true);
}
$this->compiler->setDelimiters($this->left_delimiter, $this->right_delimiter);
return $this->get($tpl, $this->dataProvider, $this->compiler, $display===true);
}
public function register_function($name, $callback, $cacheable=true, $cache_attrs=null)
{
if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_FUNCTION) {
throw new Dwoo_Exception('Multiple plugins of different types can not share the same name');
}
$this->plugins[$name] = array('type'=>self::SMARTY_FUNCTION, 'callback'=>$callback);
}
public function unregister_function($name)
{
unset($this->plugins[$name]);
}
public function register_block($name, $callback, $cacheable=true, $cache_attrs=null)
{
if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_BLOCK) {
throw new Dwoo_Exception('Multiple plugins of different types can not share the same name');
}
$this->plugins[$name] = array('type'=>self::SMARTY_BLOCK, 'callback'=>$callback);
}
public function unregister_block($name)
{
unset($this->plugins[$name]);
}
public function register_modifier($name, $callback)
{
if (isset($this->plugins[$name]) && $this->plugins[$name][0] !== self::SMARTY_MODIFIER) {
throw new Dwoo_Exception('Multiple plugins of different types can not share the same name');
}
$this->plugins[$name] = array('type'=>self::SMARTY_MODIFIER, 'callback'=>$callback);
}
public function unregister_modifier($name)
{
unset($this->plugins[$name]);
}
public function register_prefilter($callback)
{
$processor = new Dwoo_SmartyProcessorAdapter($this->compiler);
$processor->registerCallback($callback);
$this->_filters['pre'][] = $processor;
$this->compiler->addPreProcessor($processor);
}
public function unregister_prefilter($callback)
{
foreach ($this->_filters['pre'] as $index => $processor)
if ($processor->callback === $callback) {
$this->compiler->removePostProcessor($processor);
unset($this->_filters['pre'][$index]);
}
}
public function register_postfilter($callback)
{
$processor = new Dwoo_SmartyProcessorAdapter($this->compiler);
$processor->registerCallback($callback);
$this->_filters['post'][] = $processor;
$this->compiler->addPostProcessor($processor);
}
public function unregister_postfilter($callback)
{
foreach ($this->_filters['post'] as $index => $processor)
if ($processor->callback === $callback) {
$this->compiler->removePostProcessor($processor);
unset($this->_filters['post'][$index]);
}
}
public function register_outputfilter($callback)
{
$filter = new Dwoo_SmartyFilterAdapter($this);
$filter->registerCallback($callback);
$this->_filters['output'][] = $filter;
$this->addFilter($filter);
}
public function unregister_outputfilter($callback)
{
foreach ($this->_filters['output'] as $index => $filter)
if ($filter->callback === $callback) {
$this->removeOutputFilter($filter);
unset($this->_filters['output'][$index]);
}
}
function register_object($object, $object_impl, $allowed = array(), $smarty_args = false, $block_methods = array())
{
settype($allowed, 'array');
settype($block_methods, 'array');
settype($smarty_args, 'boolean');
if (!empty($allowed) && $this->show_compat_errors) {
$this->triggerError('You can register objects but can not restrict the method/properties used, this is PHP5, you have proper OOP access restrictions so use them.', E_USER_NOTICE);
}
if ($smarty_args) {
$this->triggerError('You can register objects but methods will be called using method($arg1, $arg2, $arg3), not as an argument array like smarty did.', E_USER_NOTICE);
}
if (!empty($block_methods)) {
$this->triggerError('You can register objects but can not use methods as being block methods, you have to build a plugin for that.', E_USER_NOTICE);
}
$this->dataProvider->assign($object, $object_impl);
}
function unregister_object($object)
{
$this->dataProvider->clear($object);
}
function get_registered_object($name) {
$data = $this->dataProvider->getData();
if (isset($data[$name]) && is_object($data[$name])) {
return $data[$name];
} else {
trigger_error('Dwoo_Compiler: object "'.$name.'" was not registered or is not an object', E_USER_ERROR);
}
}
public function template_exists($filename)
{
return file_exists($this->template_dir.DIRECTORY_SEPARATOR.$filename);
}
public function is_cached($tpl, $cacheId = null, $compileId = null)
{
return $this->isCached($this->makeTemplate($tpl, $cacheId, $compileId));
}
public function append_by_ref($var, &$value, $merge=false)
{
$this->dataProvider->appendByRef($var, $value, $merge);
}
public function assign_by_ref($name, &$val)
{
$this->dataProvider->assignByRef($name, $val);
}
public function clear_assign($var)
{
$this->dataProvider->clear($var);
}
public function clear_all_assign()
{
$this->dataProvider->clear();
}
public function get_template_vars($name=null)
{
if ($this->show_compat_errors) {
trigger_error('get_template_vars does not return values by reference, if you try to modify the data that way you should modify your code.', E_USER_NOTICE);
}
$data = $this->dataProvider->getData();
if ($name === null)
return $data;
elseif (isset($data[$name]))
return $data[$name];
return null;
}
public function clear_all_cache($olderThan = 0)
{
$this->clearCache($olderThan);
}
public function clear_cache($template, $cacheId = null, $compileId = null, $olderThan = 0)
{
$this->makeTemplate($template, $cacheId, $compileId)->clearCache($olderThan);
}
public function trigger_error($error_msg, $error_type = E_USER_WARNING)
{
$this->triggerError($error_msg, $error_type);
}
protected function initGlobals(Dwoo_ITemplate $tpl)
{
parent::initGlobals($tpl);
$this->globals['ldelim'] = '{';
$this->globals['rdelim'] = '}';
}
protected function makeTemplate($file, $cacheId, $compileId)
{
$this->setCacheDir($this->cache_dir);
$this->setCompileDir($this->compile_dir);
if ($compileId === null)
$compileId = $this->compile_id;
$hash = bin2hex(md5($file.$cacheId.$compileId, true));
if (!isset(self::$tplCache[$hash])) {
// abs path
if (substr($file, 0, 1) === '/' || substr($file, 1, 1) === ':') {
self::$tplCache[$hash] = new Dwoo_Template_File($file, null, $cacheId, $compileId);
} elseif (is_string($this->template_dir) || is_array($this->template_dir)) {
self::$tplCache[$hash] = new Dwoo_Template_File($file, null, $cacheId, $compileId, $this->template_dir);
} else {
throw new Exception('Unable to load "'.$file.'", check the template_dir');
}
}
return self::$tplCache[$hash];
}
}
class Dwoo_Smarty_Filter_Adapter extends Dwoo_Filter
{
public $callback;
public function process($input)
{
return call_user_func($this->callback, $input);
}
public function registerCallback($callback)
{
$this->callback = $callback;
}
}
class Dwoo_Smarty_Processor_Adapter extends Dwoo_Processor
{
public $callback;
public function process($input)
{
return call_user_func($this->callback, $input);
}
public function registerCallback($callback)
{
$this->callback = $callback;
}
}
// cloaks the adapter if possible with the smarty name to fool type-hinted plugins
if (class_exists('Smarty', false) === false)
{
interface Smarty {}
class Dwoo_Smarty_Adapter extends Dwoo_Smarty__Adapter implements Smarty {}
}
else
{
class Dwoo_Smarty_Adapter extends Dwoo_Smarty__Adapter {}
}

Documentation generated on Sun, 03 Aug 2008 15:12:16 +0200 by phpDocumentor 1.4.0

Source for file Adapter.php