WebSVN - ant - Авторство - Редакция 3

Редакция	Автор	№ строки	Строка
2	alex-w	1	<?php
		2
		3	/**
		4	* Project: Smarty: the PHP compiling template engine
		5	* File: Smarty.class.php
		6	*
		7	* This library is free software; you can redistribute it and/or
		8	* modify it under the terms of the GNU Lesser General Public
		9	* License as published by the Free Software Foundation; either
		10	* version 2.1 of the License, or (at your option) any later version.
		11	*
		12	* This library is distributed in the hope that it will be useful,
		13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
		14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
		15	* Lesser General Public License for more details.
		16	*
		17	* You should have received a copy of the GNU Lesser General Public
		18	* License along with this library; if not, write to the Free Software
		19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
		20	*
		21	* For questions, help, comments, discussion, etc., please join the
		22	* Smarty mailing list. Send a blank e-mail to
		23	* smarty-discussion-subscribe@googlegroups.com
		24	*
		25	* @link http://www.smarty.net/
		26	* @copyright 2001-2005 New Digital Group, Inc.
		27	* @author Monte Ohrt <monte at ohrt dot com>
		28	* @author Andrei Zmievski <andrei@php.net>
		29	* @package Smarty
		30	* @version 2.6.22
		31	*/
		32
		33	/* $Id: Smarty.class.php 2785 2008-09-18 21:04:12Z Uwe.Tews $ */
		34
		35	/**
		36	* DIR_SEP isn't used anymore, but third party apps might
		37	*/
		38	if(!defined('DIR_SEP')) {
		39	define('DIR_SEP', DIRECTORY_SEPARATOR);
		40	}
		41
		42	/**
		43	* set SMARTY_DIR to absolute path to Smarty library files.
		44	* if not defined, include_path will be used. Sets SMARTY_DIR only if user
		45	* application has not already defined it.
		46	*/
		47
		48	if (!defined('SMARTY_DIR')) {
		49	define('SMARTY_DIR', dirname(__FILE__) . DIRECTORY_SEPARATOR);
		50	}
		51
		52	if (!defined('SMARTY_CORE_DIR')) {
		53	define('SMARTY_CORE_DIR', SMARTY_DIR . 'internals' . DIRECTORY_SEPARATOR);
		54	}
		55
		56	define('SMARTY_PHP_PASSTHRU', 0);
		57	define('SMARTY_PHP_QUOTE', 1);
		58	define('SMARTY_PHP_REMOVE', 2);
		59	define('SMARTY_PHP_ALLOW', 3);
		60
		61	/**
		62	* @package Smarty
		63	*/
		64	class Smarty
		65	{
		66	/**#@+
		67	* Smarty Configuration Section
		68	*/
		69
		70	/**
		71	* The name of the directory where templates are located.
		72	*
		73	* @var string
		74	*/
		75	var $template_dir = 'templates';
		76
		77	/**
		78	* The directory where compiled templates are located.
		79	*
		80	* @var string
		81	*/
		82	var $compile_dir = 'templates_c';
		83
		84	/**
		85	* The directory where config files are located.
		86	*
		87	* @var string
		88	*/
		89	var $config_dir = 'configs';
		90
		91	/**
		92	* An array of directories searched for plugins.
		93	*
		94	* @var array
		95	*/
		96	var $plugins_dir = array('plugins');
		97
		98	/**
		99	* If debugging is enabled, a debug console window will display
		100	* when the page loads (make sure your browser allows unrequested
		101	* popup windows)
		102	*
		103	* @var boolean
		104	*/
		105	var $debugging = false;
		106
		107	/**
		108	* When set, smarty does uses this value as error_reporting-level.
		109	*
		110	* @var boolean
		111	*/
		112	var $error_reporting = null;
		113
		114	/**
		115	* This is the path to the debug console template. If not set,
		116	* the default one will be used.
		117	*
		118	* @var string
		119	*/
		120	var $debug_tpl = '';
		121
		122	/**
		123	* This determines if debugging is enable-able from the browser.
		124	* <ul>
		125	* <li>NONE => no debugging control allowed</li>
		126	* <li>URL => enable debugging when SMARTY_DEBUG is found in the URL.</li>
		127	* </ul>
		128	* @link http://www.foo.dom/index.php?SMARTY_DEBUG
		129	* @var string
		130	*/
		131	var $debugging_ctrl = 'NONE';
		132
		133	/**
		134	* This tells Smarty whether to check for recompiling or not. Recompiling
		135	* does not need to happen unless a template or config file is changed.
		136	* Typically you enable this during development, and disable for
		137	* production.
		138	*
		139	* @var boolean
		140	*/
		141	var $compile_check = true;
		142
		143	/**
		144	* This forces templates to compile every time. Useful for development
		145	* or debugging.
		146	*
		147	* @var boolean
		148	*/
		149	var $force_compile = false;
		150
		151	/**
		152	* This enables template caching.
		153	* <ul>
		154	* <li>0 = no caching</li>
		155	* <li>1 = use class cache_lifetime value</li>
		156	* <li>2 = use cache_lifetime in cache file</li>
		157	* </ul>
		158	* @var integer
		159	*/
		160	var $caching = 0;
		161
		162	/**
		163	* The name of the directory for cache files.
		164	*
		165	* @var string
		166	*/
		167	var $cache_dir = 'cache';
		168
		169	/**
		170	* This is the number of seconds cached content will persist.
		171	* <ul>
		172	* <li>0 = always regenerate cache</li>
		173	* <li>-1 = never expires</li>
		174	* </ul>
		175	*
		176	* @var integer
		177	*/
		178	var $cache_lifetime = 3600;
		179
		180	/**
		181	* Only used when $caching is enabled. If true, then If-Modified-Since headers
		182	* are respected with cached content, and appropriate HTTP headers are sent.
		183	* This way repeated hits to a cached page do not send the entire page to the
		184	* client every time.
		185	*
		186	* @var boolean
		187	*/
		188	var $cache_modified_check = false;
		189
		190	/**
		191	* This determines how Smarty handles "<?php ... ?>" tags in templates.
		192	* possible values:
		193	* <ul>
		194	* <li>SMARTY_PHP_PASSTHRU -> print tags as plain text</li>
		195	* <li>SMARTY_PHP_QUOTE -> escape tags as entities</li>
		196	* <li>SMARTY_PHP_REMOVE -> remove php tags</li>
		197	* <li>SMARTY_PHP_ALLOW -> execute php tags</li>
		198	* </ul>
		199	*
		200	* @var integer
		201	*/
		202	var $php_handling = SMARTY_PHP_PASSTHRU;
		203
		204	/**
		205	* This enables template security. When enabled, many things are restricted
		206	* in the templates that normally would go unchecked. This is useful when
		207	* untrusted parties are editing templates and you want a reasonable level
		208	* of security. (no direct execution of PHP in templates for example)
		209	*
		210	* @var boolean
		211	*/
		212	var $security = false;
		213
		214	/**
		215	* This is the list of template directories that are considered secure. This
		216	* is used only if {@link $security} is enabled. One directory per array
		217	* element. {@link $template_dir} is in this list implicitly.
		218	*
		219	* @var array
		220	*/
		221	var $secure_dir = array();
		222
		223	/**
		224	* These are the security settings for Smarty. They are used only when
		225	* {@link $security} is enabled.
		226	*
		227	* @var array
		228	*/
		229	var $security_settings = array(
		230	'PHP_HANDLING' => false,
		231	'IF_FUNCS' => array('array', 'list',
		232	'isset', 'empty',
		233	'count', 'sizeof',
		234	'in_array', 'is_array',
		235	'true', 'false', 'null'),
		236	'INCLUDE_ANY' => false,
		237	'PHP_TAGS' => false,
		238	'MODIFIER_FUNCS' => array('count'),
		239	'ALLOW_CONSTANTS' => false
		240	);
		241
		242	/**
		243	* This is an array of directories where trusted php scripts reside.
		244	* {@link $security} is disabled during their inclusion/execution.
		245	*
		246	* @var array
		247	*/
		248	var $trusted_dir = array();
		249
		250	/**
		251	* The left delimiter used for the template tags.
		252	*
		253	* @var string
		254	*/
		255	var $left_delimiter = '{';
		256
		257	/**
		258	* The right delimiter used for the template tags.
		259	*
		260	* @var string
		261	*/
		262	var $right_delimiter = '}';
		263
		264	/**
		265	* The order in which request variables are registered, similar to
		266	* variables_order in php.ini E = Environment, G = GET, P = POST,
		267	* C = Cookies, S = Server
		268	*
		269	* @var string
		270	*/
		271	var $request_vars_order = 'EGPCS';
		272
		273	/**
		274	* Indicates wether $HTTP_*_VARS[] (request_use_auto_globals=false)
		275	* are uses as request-vars or $_*[]-vars. note: if
		276	* request_use_auto_globals is true, then $request_vars_order has
		277	* no effect, but the php-ini-value "gpc_order"
		278	*
		279	* @var boolean
		280	*/
		281	var $request_use_auto_globals = true;
		282
		283	/**
		284	* Set this if you want different sets of compiled files for the same
		285	* templates. This is useful for things like different languages.
		286	* Instead of creating separate sets of templates per language, you
		287	* set different compile_ids like 'en' and 'de'.
		288	*
		289	* @var string
		290	*/
		291	var $compile_id = null;
		292
		293	/**
		294	* This tells Smarty whether or not to use sub dirs in the cache/ and
		295	* templates_c/ directories. sub directories better organized, but
		296	* may not work well with PHP safe mode enabled.
		297	*
		298	* @var boolean
		299	*
		300	*/
		301	var $use_sub_dirs = false;
		302
		303	/**
		304	* This is a list of the modifiers to apply to all template variables.
		305	* Put each modifier in a separate array element in the order you want
		306	* them applied. example: <code>array('escape:"htmlall"');</code>
		307	*
		308	* @var array
		309	*/
		310	var $default_modifiers = array();
		311
		312	/**
		313	* This is the resource type to be used when not specified
		314	* at the beginning of the resource path. examples:
		315	* $smarty->display('file:index.tpl');
		316	* $smarty->display('db:index.tpl');
		317	* $smarty->display('index.tpl'); // will use default resource type
		318	* {include file="file:index.tpl"}
		319	* {include file="db:index.tpl"}
		320	* {include file="index.tpl"} {* will use default resource type *}
		321	*
		322	* @var array
		323	*/
		324	var $default_resource_type = 'file';
		325
		326	/**
		327	* The function used for cache file handling. If not set, built-in caching is used.
		328	*
		329	* @var null\|string function name
		330	*/
		331	var $cache_handler_func = null;
		332
		333	/**
		334	* This indicates which filters are automatically loaded into Smarty.
		335	*
		336	* @var array array of filter names
		337	*/
		338	var $autoload_filters = array();
		339
		340	/**#@+
		341	* @var boolean
		342	*/
		343	/**
		344	* This tells if config file vars of the same name overwrite each other or not.
		345	* if disabled, same name variables are accumulated in an array.
		346	*/
		347	var $config_overwrite = true;
		348
		349	/**
		350	* This tells whether or not to automatically booleanize config file variables.
		351	* If enabled, then the strings "on", "true", and "yes" are treated as boolean
		352	* true, and "off", "false" and "no" are treated as boolean false.
		353	*/
		354	var $config_booleanize = true;
		355
		356	/**
		357	* This tells whether hidden sections [.foobar] are readable from the
		358	* tempalates or not. Normally you would never allow this since that is
		359	* the point behind hidden sections: the application can access them, but
		360	* the templates cannot.
		361	*/
		362	var $config_read_hidden = false;
		363
		364	/**
		365	* This tells whether or not automatically fix newlines in config files.
		366	* It basically converts \r (mac) or \r\n (dos) to \n
		367	*/
		368	var $config_fix_newlines = true;
		369	/*#@-/
		370
		371	/**
		372	* If a template cannot be found, this PHP function will be executed.
		373	* Useful for creating templates on-the-fly or other special action.
		374	*
		375	* @var string function name
		376	*/
		377	var $default_template_handler_func = '';
		378
		379	/**
		380	* The file that contains the compiler class. This can a full
		381	* pathname, or relative to the php_include path.
		382	*
		383	* @var string
		384	*/
		385	var $compiler_file = 'Smarty_Compiler.class.php';
		386
		387	/**
		388	* The class used for compiling templates.
		389	*
		390	* @var string
		391	*/
		392	var $compiler_class = 'Smarty_Compiler';
		393
		394	/**
		395	* The class used to load config vars.
		396	*
		397	* @var string
		398	*/
		399	var $config_class = 'Config_File';
		400
		401	/**#@+
		402	* END Smarty Configuration Section
		403	* There should be no need to touch anything below this line.
		404	* @access private
		405	*/
		406	/**
		407	* where assigned template vars are kept
		408	*
		409	* @var array
		410	*/
		411	var $_tpl_vars = array();
		412
		413	/**
		414	* stores run-time $smarty.* vars
		415	*
		416	* @var null\|array
		417	*/
		418	var $_smarty_vars = null;
		419
		420	/**
		421	* keeps track of sections
		422	*
		423	* @var array
		424	*/
		425	var $_sections = array();
		426
		427	/**
		428	* keeps track of foreach blocks
		429	*
		430	* @var array
		431	*/
		432	var $_foreach = array();
		433
		434	/**
		435	* keeps track of tag hierarchy
		436	*
		437	* @var array
		438	*/
		439	var $_tag_stack = array();
		440
		441	/**
		442	* configuration object
		443	*
		444	* @var Config_file
		445	*/
		446	var $_conf_obj = null;
		447
		448	/**
		449	* loaded configuration settings
		450	*
		451	* @var array
		452	*/
		453	var $_config = array(array('vars' => array(), 'files' => array()));
		454
		455	/**
		456	* md5 checksum of the string 'Smarty'
		457	*
		458	* @var string
		459	*/
		460	var $_smarty_md5 = 'f8d698aea36fcbead2b9d5359ffca76f';
		461
		462	/**
		463	* Smarty version number
		464	*
		465	* @var string
		466	*/
		467	var $_version = '2.6.22';
		468
		469	/**
		470	* current template inclusion depth
		471	*
		472	* @var integer
		473	*/
		474	var $_inclusion_depth = 0;
		475
		476	/**
		477	* for different compiled templates
		478	*
		479	* @var string
		480	*/
		481	var $_compile_id = null;
		482
		483	/**
		484	* text in URL to enable debug mode
		485	*
		486	* @var string
		487	*/
		488	var $_smarty_debug_id = 'SMARTY_DEBUG';
		489
		490	/**
		491	* debugging information for debug console
		492	*
		493	* @var array
		494	*/
		495	var $_smarty_debug_info = array();
		496
		497	/**
		498	* info that makes up a cache file
		499	*
		500	* @var array
		501	*/
		502	var $_cache_info = array();
		503
		504	/**
		505	* default file permissions
		506	*
		507	* @var integer
		508	*/
		509	var $_file_perms = 0644;
		510
		511	/**
		512	* default dir permissions
		513	*
		514	* @var integer
		515	*/
		516	var $_dir_perms = 0771;
		517
		518	/**
		519	* registered objects
		520	*
		521	* @var array
		522	*/
		523	var $_reg_objects = array();
		524
		525	/**
		526	* table keeping track of plugins
		527	*
		528	* @var array
		529	*/
		530	var $_plugins = array(
		531	'modifier' => array(),
		532	'function' => array(),
		533	'block' => array(),
		534	'compiler' => array(),
		535	'prefilter' => array(),
		536	'postfilter' => array(),
		537	'outputfilter' => array(),
		538	'resource' => array(),
		539	'insert' => array());
		540
		541
		542	/**
		543	* cache serials
		544	*
		545	* @var array
		546	*/
		547	var $_cache_serials = array();
		548
		549	/**
		550	* name of optional cache include file
		551	*
		552	* @var string
		553	*/
		554	var $_cache_include = null;
		555
		556	/**
		557	* indicate if the current code is used in a compiled
		558	* include
		559	*
		560	* @var string
		561	*/
		562	var $_cache_including = false;
		563
		564	/*#@-/
		565	/**
		566	* The class constructor.
		567	*/
		568	function Smarty()
		569	{
		570	$this->assign('SCRIPT_NAME', isset($_SERVER['SCRIPT_NAME']) ? $_SERVER['SCRIPT_NAME']
		571	: @$GLOBALS['HTTP_SERVER_VARS']['SCRIPT_NAME']);
		572	}
		573
		574	/**
		575	* assigns values to template variables
		576	*
		577	* @param array\|string $tpl_var the template variable name(s)
		578	* @param mixed $value the value to assign
		579	*/
		580	function assign($tpl_var, $value = null)
		581	{
		582	if (is_array($tpl_var)){
		583	foreach ($tpl_var as $key => $val) {
		584	if ($key != '') {
		585	$this->_tpl_vars[$key] = $val;
		586	}
		587	}
		588	} else {
		589	if ($tpl_var != '')
		590	$this->_tpl_vars[$tpl_var] = $value;
		591	}
		592	}
		593
		594	/**
		595	* assigns values to template variables by reference
		596	*
		597	* @param string $tpl_var the template variable name
		598	* @param mixed $value the referenced value to assign
		599	*/
		600	function assign_by_ref($tpl_var, &$value)
		601	{
		602	if ($tpl_var != '')
		603	$this->_tpl_vars[$tpl_var] = &$value;
		604	}
		605
		606	/**
		607	* appends values to template variables
		608	*
		609	* @param array\|string $tpl_var the template variable name(s)
		610	* @param mixed $value the value to append
		611	*/
		612	function append($tpl_var, $value=null, $merge=false)
		613	{
		614	if (is_array($tpl_var)) {
		615	// $tpl_var is an array, ignore $value
		616	foreach ($tpl_var as $_key => $_val) {
		617	if ($_key != '') {
		618	if(!@is_array($this->_tpl_vars[$_key])) {
		619	settype($this->_tpl_vars[$_key],'array');
		620	}
		621	if($merge && is_array($_val)) {
		622	foreach($_val as $_mkey => $_mval) {
		623	$this->_tpl_vars[$_key][$_mkey] = $_mval;
		624	}
		625	} else {
		626	$this->_tpl_vars[$_key][] = $_val;
		627	}
		628	}
		629	}
		630	} else {
		631	if ($tpl_var != '' && isset($value)) {
		632	if(!@is_array($this->_tpl_vars[$tpl_var])) {
		633	settype($this->_tpl_vars[$tpl_var],'array');
		634	}
		635	if($merge && is_array($value)) {
		636	foreach($value as $_mkey => $_mval) {
		637	$this->_tpl_vars[$tpl_var][$_mkey] = $_mval;
		638	}
		639	} else {
		640	$this->_tpl_vars[$tpl_var][] = $value;
		641	}
		642	}
		643	}
		644	}
		645
		646	/**
		647	* appends values to template variables by reference
		648	*
		649	* @param string $tpl_var the template variable name
		650	* @param mixed $value the referenced value to append
		651	*/
		652	function append_by_ref($tpl_var, &$value, $merge=false)
		653	{
		654	if ($tpl_var != '' && isset($value)) {
		655	if(!@is_array($this->_tpl_vars[$tpl_var])) {
		656	settype($this->_tpl_vars[$tpl_var],'array');
		657	}
		658	if ($merge && is_array($value)) {
		659	foreach($value as $_key => $_val) {
		660	$this->_tpl_vars[$tpl_var][$_key] = &$value[$_key];
		661	}
		662	} else {
		663	$this->_tpl_vars[$tpl_var][] = &$value;
		664	}
		665	}
		666	}
		667
		668
		669	/**
		670	* clear the given assigned template variable.
		671	*
		672	* @param string $tpl_var the template variable to clear
		673	*/
		674	function clear_assign($tpl_var)
		675	{
		676	if (is_array($tpl_var))
		677	foreach ($tpl_var as $curr_var)
		678	unset($this->_tpl_vars[$curr_var]);
		679	else
		680	unset($this->_tpl_vars[$tpl_var]);
		681	}
		682
		683
		684	/**
		685	* Registers custom function to be used in templates
		686	*
		687	* @param string $function the name of the template function
		688	* @param string $function_impl the name of the PHP function to register
		689	*/
		690	function register_function($function, $function_impl, $cacheable=true, $cache_attrs=null)
		691	{
		692	$this->_plugins['function'][$function] =
		693	array($function_impl, null, null, false, $cacheable, $cache_attrs);
		694
		695	}
		696
		697	/**
		698	* Unregisters custom function
		699	*
		700	* @param string $function name of template function
		701	*/
		702	function unregister_function($function)
		703	{
		704	unset($this->_plugins['function'][$function]);
		705	}
		706
		707	/**
		708	* Registers object to be used in templates
		709	*
		710	* @param string $object name of template object
		711	* @param object &$object_impl the referenced PHP object to register
		712	* @param null\|array $allowed list of allowed methods (empty = all)
		713	* @param boolean $smarty_args smarty argument format, else traditional
		714	* @param null\|array $block_functs list of methods that are block format
		715	*/
		716	function register_object($object, &$object_impl, $allowed = array(), $smarty_args = true, $block_methods = array())
		717	{
		718	settype($allowed, 'array');
		719	settype($smarty_args, 'boolean');
		720	$this->_reg_objects[$object] =
		721	array(&$object_impl, $allowed, $smarty_args, $block_methods);
		722	}
		723
		724	/**
		725	* Unregisters object
		726	*
		727	* @param string $object name of template object
		728	*/
		729	function unregister_object($object)
		730	{
		731	unset($this->_reg_objects[$object]);
		732	}
		733
		734
		735	/**
		736	* Registers block function to be used in templates
		737	*
		738	* @param string $block name of template block
		739	* @param string $block_impl PHP function to register
		740	*/
		741	function register_block($block, $block_impl, $cacheable=true, $cache_attrs=null)
		742	{
		743	$this->_plugins['block'][$block] =
		744	array($block_impl, null, null, false, $cacheable, $cache_attrs);
		745	}
		746
		747	/**
		748	* Unregisters block function
		749	*
		750	* @param string $block name of template function
		751	*/
		752	function unregister_block($block)
		753	{
		754	unset($this->_plugins['block'][$block]);
		755	}
		756
		757	/**
		758	* Registers compiler function
		759	*
		760	* @param string $function name of template function
		761	* @param string $function_impl name of PHP function to register
		762	*/
		763	function register_compiler_function($function, $function_impl, $cacheable=true)
		764	{
		765	$this->_plugins['compiler'][$function] =
		766	array($function_impl, null, null, false, $cacheable);
		767	}
		768
		769	/**
		770	* Unregisters compiler function
		771	*
		772	* @param string $function name of template function
		773	*/
		774	function unregister_compiler_function($function)
		775	{
		776	unset($this->_plugins['compiler'][$function]);
		777	}
		778
		779	/**
		780	* Registers modifier to be used in templates
		781	*
		782	* @param string $modifier name of template modifier
		783	* @param string $modifier_impl name of PHP function to register
		784	*/
		785	function register_modifier($modifier, $modifier_impl)
		786	{
		787	$this->_plugins['modifier'][$modifier] =
		788	array($modifier_impl, null, null, false);
		789	}
		790
		791	/**
		792	* Unregisters modifier
		793	*
		794	* @param string $modifier name of template modifier
		795	*/
		796	function unregister_modifier($modifier)
		797	{
		798	unset($this->_plugins['modifier'][$modifier]);
		799	}
		800
		801	/**
		802	* Registers a resource to fetch a template
		803	*
		804	* @param string $type name of resource
		805	* @param array $functions array of functions to handle resource
		806	*/
		807	function register_resource($type, $functions)
		808	{
		809	if (count($functions)==4) {
		810	$this->_plugins['resource'][$type] =
		811	array($functions, false);
		812
		813	} elseif (count($functions)==5) {
		814	$this->_plugins['resource'][$type] =
		815	array(array(array(&$functions[0], $functions[1])
		816	,array(&$functions[0], $functions[2])
		817	,array(&$functions[0], $functions[3])
		818	,array(&$functions[0], $functions[4]))
		819	,false);
		820
		821	} else {
		822	$this->trigger_error("malformed function-list for '$type' in register_resource");
		823
		824	}
		825	}
		826
		827	/**
		828	* Unregisters a resource
		829	*
		830	* @param string $type name of resource
		831	*/
		832	function unregister_resource($type)
		833	{
		834	unset($this->_plugins['resource'][$type]);
		835	}
		836
		837	/**
		838	* Registers a prefilter function to apply
		839	* to a template before compiling
		840	*
		841	* @param callback $function
		842	*/
		843	function register_prefilter($function)
		844	{
		845	$this->_plugins['prefilter'][$this->_get_filter_name($function)]
		846	= array($function, null, null, false);
		847	}
		848
		849	/**
		850	* Unregisters a prefilter function
		851	*
		852	* @param callback $function
		853	*/
		854	function unregister_prefilter($function)
		855	{
		856	unset($this->_plugins['prefilter'][$this->_get_filter_name($function)]);
		857	}
		858
		859	/**
		860	* Registers a postfilter function to apply
		861	* to a compiled template after compilation
		862	*
		863	* @param callback $function
		864	*/
		865	function register_postfilter($function)
		866	{
		867	$this->_plugins['postfilter'][$this->_get_filter_name($function)]
		868	= array($function, null, null, false);
		869	}
		870
		871	/**
		872	* Unregisters a postfilter function
		873	*
		874	* @param callback $function
		875	*/
		876	function unregister_postfilter($function)
		877	{
		878	unset($this->_plugins['postfilter'][$this->_get_filter_name($function)]);
		879	}
		880
		881	/**
		882	* Registers an output filter function to apply
		883	* to a template output
		884	*
		885	* @param callback $function
		886	*/
		887	function register_outputfilter($function)
		888	{
		889	$this->_plugins['outputfilter'][$this->_get_filter_name($function)]
		890	= array($function, null, null, false);
		891	}
		892
		893	/**
		894	* Unregisters an outputfilter function
		895	*
		896	* @param callback $function
		897	*/
		898	function unregister_outputfilter($function)
		899	{
		900	unset($this->_plugins['outputfilter'][$this->_get_filter_name($function)]);
		901	}
		902
		903	/**
		904	* load a filter of specified type and name
		905	*
		906	* @param string $type filter type
		907	* @param string $name filter name
		908	*/
		909	function load_filter($type, $name)
		910	{
		911	switch ($type) {
		912	case 'output':
		913	$_params = array('plugins' => array(array($type . 'filter', $name, null, null, false)));
		914	require_once(SMARTY_CORE_DIR . 'core.load_plugins.php');
		915	smarty_core_load_plugins($_params, $this);
		916	break;
		917
		918	case 'pre':
		919	case 'post':
		920	if (!isset($this->_plugins[$type . 'filter'][$name]))
		921	$this->_plugins[$type . 'filter'][$name] = false;
		922	break;
		923	}
		924	}
		925
		926	/**
		927	* clear cached content for the given template and cache id
		928	*
		929	* @param string $tpl_file name of template file
		930	* @param string $cache_id name of cache_id
		931	* @param string $compile_id name of compile_id
		932	* @param string $exp_time expiration time
		933	* @return boolean
		934	*/
		935	function clear_cache($tpl_file = null, $cache_id = null, $compile_id = null, $exp_time = null)
		936	{
		937
		938	if (!isset($compile_id))
		939	$compile_id = $this->compile_id;
		940
		941	if (!isset($tpl_file))
		942	$compile_id = null;
		943
		944	$_auto_id = $this->_get_auto_id($cache_id, $compile_id);
		945
		946	if (!empty($this->cache_handler_func)) {
		947	return call_user_func_array($this->cache_handler_func,
		948	array('clear', &$this, &$dummy, $tpl_file, $cache_id, $compile_id, $exp_time));
		949	} else {
		950	$_params = array('auto_base' => $this->cache_dir,
		951	'auto_source' => $tpl_file,
		952	'auto_id' => $_auto_id,
		953	'exp_time' => $exp_time);
		954	require_once(SMARTY_CORE_DIR . 'core.rm_auto.php');
		955	return smarty_core_rm_auto($_params, $this);
		956	}
		957
		958	}
		959
		960
		961	/**
		962	* clear the entire contents of cache (all templates)
		963	*
		964	* @param string $exp_time expire time
		965	* @return boolean results of {@link smarty_core_rm_auto()}
		966	*/
		967	function clear_all_cache($exp_time = null)
		968	{
		969	return $this->clear_cache(null, null, null, $exp_time);
		970	}
		971
		972
		973	/**
		974	* test to see if valid cache exists for this template
		975	*
		976	* @param string $tpl_file name of template file
		977	* @param string $cache_id
		978	* @param string $compile_id
		979	* @return string\|false results of {@link _read_cache_file()}
		980	*/
		981	function is_cached($tpl_file, $cache_id = null, $compile_id = null)
		982	{
		983	if (!$this->caching)
		984	return false;
		985
		986	if (!isset($compile_id))
		987	$compile_id = $this->compile_id;
		988
		989	$_params = array(
		990	'tpl_file' => $tpl_file,
		991	'cache_id' => $cache_id,
		992	'compile_id' => $compile_id
		993	);
		994	require_once(SMARTY_CORE_DIR . 'core.read_cache_file.php');
		995	return smarty_core_read_cache_file($_params, $this);
		996	}
		997
		998
		999	/**
		1000	* clear all the assigned template variables.
		1001	*
		1002	*/
		1003	function clear_all_assign()
		1004	{
		1005	$this->_tpl_vars = array();
		1006	}
		1007
		1008	/**
		1009	* clears compiled version of specified template resource,
		1010	* or all compiled template files if one is not specified.
		1011	* This function is for advanced use only, not normally needed.
		1012	*
		1013	* @param string $tpl_file
		1014	* @param string $compile_id
		1015	* @param string $exp_time
		1016	* @return boolean results of {@link smarty_core_rm_auto()}
		1017	*/
		1018	function clear_compiled_tpl($tpl_file = null, $compile_id = null, $exp_time = null)
		1019	{
		1020	if (!isset($compile_id)) {
		1021	$compile_id = $this->compile_id;
		1022	}
		1023	$_params = array('auto_base' => $this->compile_dir,
		1024	'auto_source' => $tpl_file,
		1025	'auto_id' => $compile_id,
		1026	'exp_time' => $exp_time,
		1027	'extensions' => array('.inc', '.php'));
		1028	require_once(SMARTY_CORE_DIR . 'core.rm_auto.php');
		1029	return smarty_core_rm_auto($_params, $this);
		1030	}
		1031
		1032	/**
		1033	* Checks whether requested template exists.
		1034	*
		1035	* @param string $tpl_file
		1036	* @return boolean
		1037	*/
		1038	function template_exists($tpl_file)
		1039	{
		1040	$_params = array('resource_name' => $tpl_file, 'quiet'=>true, 'get_source'=>false);
		1041	return $this->_fetch_resource_info($_params);
		1042	}
		1043
		1044	/**
		1045	* Returns an array containing template variables
		1046	*
		1047	* @param string $name
		1048	* @param string $type
		1049	* @return array
		1050	*/
		1051	function &get_template_vars($name=null)
		1052	{
		1053	if(!isset($name)) {
		1054	return $this->_tpl_vars;
		1055	} elseif(isset($this->_tpl_vars[$name])) {
		1056	return $this->_tpl_vars[$name];
		1057	} else {
		1058	// var non-existant, return valid reference
		1059	$_tmp = null;
		1060	return $_tmp;
		1061	}
		1062	}
		1063
		1064	/**
		1065	* Returns an array containing config variables
		1066	*
		1067	* @param string $name
		1068	* @param string $type
		1069	* @return array
		1070	*/
		1071	function &get_config_vars($name=null)
		1072	{
		1073	if(!isset($name) && is_array($this->_config[0])) {
		1074	return $this->_config[0]['vars'];
		1075	} else if(isset($this->_config[0]['vars'][$name])) {
		1076	return $this->_config[0]['vars'][$name];
		1077	} else {
		1078	// var non-existant, return valid reference
		1079	$_tmp = null;
		1080	return $_tmp;
		1081	}
		1082	}
		1083
		1084	/**
		1085	* trigger Smarty error
		1086	*
		1087	* @param string $error_msg
		1088	* @param integer $error_type
		1089	*/
		1090	function trigger_error($error_msg, $error_type = E_USER_WARNING)
		1091	{
		1092	trigger_error("Smarty error: $error_msg", $error_type);
		1093	}
		1094
		1095
		1096	/**
		1097	* executes & displays the template results
		1098	*
		1099	* @param string $resource_name
		1100	* @param string $cache_id
		1101	* @param string $compile_id
		1102	*/
		1103	function display($resource_name, $cache_id = null, $compile_id = null)
		1104	{
		1105	$this->fetch($resource_name, $cache_id, $compile_id, true);
		1106	}
		1107
		1108	/**
		1109	* executes & returns or displays the template results
		1110	*
		1111	* @param string $resource_name
		1112	* @param string $cache_id
		1113	* @param string $compile_id
		1114	* @param boolean $display
		1115	*/
		1116	function fetch($resource_name, $cache_id = null, $compile_id = null, $display = false)
		1117	{
		1118	static $_cache_info = array();
		1119
		1120	$_smarty_old_error_level = $this->debugging ? error_reporting() : error_reporting(isset($this->error_reporting)
		1121	? $this->error_reporting : error_reporting() & ~E_NOTICE);
		1122
		1123	if (!$this->debugging && $this->debugging_ctrl == 'URL') {
		1124	$_query_string = $this->request_use_auto_globals ? $_SERVER['QUERY_STRING'] : $GLOBALS['HTTP_SERVER_VARS']['QUERY_STRING'];
		1125	if (@strstr($_query_string, $this->_smarty_debug_id)) {
		1126	if (@strstr($_query_string, $this->_smarty_debug_id . '=on')) {
		1127	// enable debugging for this browser session
		1128	@setcookie('SMARTY_DEBUG', true);
		1129	$this->debugging = true;
		1130	} elseif (@strstr($_query_string, $this->_smarty_debug_id . '=off')) {
		1131	// disable debugging for this browser session
		1132	@setcookie('SMARTY_DEBUG', false);
		1133	$this->debugging = false;
		1134	} else {
		1135	// enable debugging for this page
		1136	$this->debugging = true;
		1137	}
		1138	} else {
		1139	$this->debugging = (bool)($this->request_use_auto_globals ? @$_COOKIE['SMARTY_DEBUG'] : @$GLOBALS['HTTP_COOKIE_VARS']['SMARTY_DEBUG']);
		1140	}
		1141	}
		1142
		1143	if ($this->debugging) {
		1144	// capture time for debugging info
		1145	$_params = array();
		1146	require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
		1147	$_debug_start_time = smarty_core_get_microtime($_params, $this);
		1148	$this->_smarty_debug_info[] = array('type' => 'template',
		1149	'filename' => $resource_name,
		1150	'depth' => 0);
		1151	$_included_tpls_idx = count($this->_smarty_debug_info) - 1;
		1152	}
		1153
		1154	if (!isset($compile_id)) {
		1155	$compile_id = $this->compile_id;
		1156	}
		1157
		1158	$this->_compile_id = $compile_id;
		1159	$this->_inclusion_depth = 0;
		1160
		1161	if ($this->caching) {
		1162	// save old cache_info, initialize cache_info
		1163	array_push($_cache_info, $this->_cache_info);
		1164	$this->_cache_info = array();
		1165	$_params = array(
		1166	'tpl_file' => $resource_name,
		1167	'cache_id' => $cache_id,
		1168	'compile_id' => $compile_id,
		1169	'results' => null
		1170	);
		1171	require_once(SMARTY_CORE_DIR . 'core.read_cache_file.php');
		1172	if (smarty_core_read_cache_file($_params, $this)) {
		1173	$_smarty_results = $_params['results'];
		1174	if (!empty($this->_cache_info['insert_tags'])) {
		1175	$_params = array('plugins' => $this->_cache_info['insert_tags']);
		1176	require_once(SMARTY_CORE_DIR . 'core.load_plugins.php');
		1177	smarty_core_load_plugins($_params, $this);
		1178	$_params = array('results' => $_smarty_results);
		1179	require_once(SMARTY_CORE_DIR . 'core.process_cached_inserts.php');
		1180	$_smarty_results = smarty_core_process_cached_inserts($_params, $this);
		1181	}
		1182	if (!empty($this->_cache_info['cache_serials'])) {
		1183	$_params = array('results' => $_smarty_results);
		1184	require_once(SMARTY_CORE_DIR . 'core.process_compiled_include.php');
		1185	$_smarty_results = smarty_core_process_compiled_include($_params, $this);
		1186	}
		1187
		1188
		1189	if ($display) {
		1190	if ($this->debugging)
		1191	{
		1192	// capture time for debugging info
		1193	$_params = array();
		1194	require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
		1195	$this->_smarty_debug_info[$_included_tpls_idx]['exec_time'] = smarty_core_get_microtime($_params, $this) - $_debug_start_time;
		1196	require_once(SMARTY_CORE_DIR . 'core.display_debug_console.php');
		1197	$_smarty_results .= smarty_core_display_debug_console($_params, $this);
		1198	}
		1199	if ($this->cache_modified_check) {
		1200	$_server_vars = ($this->request_use_auto_globals) ? $_SERVER : $GLOBALS['HTTP_SERVER_VARS'];
		1201	$_last_modified_date = @substr($_server_vars['HTTP_IF_MODIFIED_SINCE'], 0, strpos($_server_vars['HTTP_IF_MODIFIED_SINCE'], 'GMT') + 3);
		1202	$_gmt_mtime = gmdate('D, d M Y H:i:s', $this->_cache_info['timestamp']).' GMT';
		1203	if (@count($this->_cache_info['insert_tags']) == 0
		1204	&& !$this->_cache_serials
		1205	&& $_gmt_mtime == $_last_modified_date) {
		1206	if (php_sapi_name()=='cgi')
		1207	header('Status: 304 Not Modified');
		1208	else
		1209	header('HTTP/1.1 304 Not Modified');
		1210
		1211	} else {
		1212	header('Last-Modified: '.$_gmt_mtime);
		1213	echo $_smarty_results;
		1214	}
		1215	} else {
		1216	echo $_smarty_results;
		1217	}
		1218	error_reporting($_smarty_old_error_level);
		1219	// restore initial cache_info
		1220	$this->_cache_info = array_pop($_cache_info);
		1221	return true;
		1222	} else {
		1223	error_reporting($_smarty_old_error_level);
		1224	// restore initial cache_info
		1225	$this->_cache_info = array_pop($_cache_info);
		1226	return $_smarty_results;
		1227	}
		1228	} else {
		1229	$this->_cache_info['template'][$resource_name] = true;
		1230	if ($this->cache_modified_check && $display) {
		1231	header('Last-Modified: '.gmdate('D, d M Y H:i:s', time()).' GMT');
		1232	}
		1233	}
		1234	}
		1235
		1236	// load filters that are marked as autoload
		1237	if (count($this->autoload_filters)) {
		1238	foreach ($this->autoload_filters as $_filter_type => $_filters) {
		1239	foreach ($_filters as $_filter) {
		1240	$this->load_filter($_filter_type, $_filter);
		1241	}
		1242	}
		1243	}
		1244
		1245	$_smarty_compile_path = $this->_get_compile_path($resource_name);
		1246
		1247	// if we just need to display the results, don't perform output
		1248	// buffering - for speed
		1249	$_cache_including = $this->_cache_including;
		1250	$this->_cache_including = false;
		1251	if ($display && !$this->caching && count($this->_plugins['outputfilter']) == 0) {
		1252	if ($this->_is_compiled($resource_name, $_smarty_compile_path)
		1253	\|\| $this->_compile_resource($resource_name, $_smarty_compile_path))
		1254	{
		1255	include($_smarty_compile_path);
		1256	}
		1257	} else {
		1258	ob_start();
		1259	if ($this->_is_compiled($resource_name, $_smarty_compile_path)
		1260	\|\| $this->_compile_resource($resource_name, $_smarty_compile_path))
		1261	{
		1262	include($_smarty_compile_path);
		1263	}
		1264	$_smarty_results = ob_get_contents();
		1265	ob_end_clean();
		1266
		1267	foreach ((array)$this->_plugins['outputfilter'] as $_output_filter) {
		1268	$_smarty_results = call_user_func_array($_output_filter[0], array($_smarty_results, &$this));
		1269	}
		1270	}
		1271
		1272	if ($this->caching) {
		1273	$_params = array('tpl_file' => $resource_name,
		1274	'cache_id' => $cache_id,
		1275	'compile_id' => $compile_id,
		1276	'results' => $_smarty_results);
		1277	require_once(SMARTY_CORE_DIR . 'core.write_cache_file.php');
		1278	smarty_core_write_cache_file($_params, $this);
		1279	require_once(SMARTY_CORE_DIR . 'core.process_cached_inserts.php');
		1280	$_smarty_results = smarty_core_process_cached_inserts($_params, $this);
		1281
		1282	if ($this->_cache_serials) {
		1283	// strip nocache-tags from output
		1284	$_smarty_results = preg_replace('!(\{/?nocache\:[0-9a-f]{32}#\d+\})!s'
		1285	,''
		1286	,$_smarty_results);
		1287	}
		1288	// restore initial cache_info
		1289	$this->_cache_info = array_pop($_cache_info);
		1290	}
		1291	$this->_cache_including = $_cache_including;
		1292
		1293	if ($display) {
		1294	if (isset($_smarty_results)) { echo $_smarty_results; }
		1295	if ($this->debugging) {
		1296	// capture time for debugging info
		1297	$_params = array();
		1298	require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
		1299	$this->_smarty_debug_info[$_included_tpls_idx]['exec_time'] = (smarty_core_get_microtime($_params, $this) - $_debug_start_time);
		1300	require_once(SMARTY_CORE_DIR . 'core.display_debug_console.php');
		1301	echo smarty_core_display_debug_console($_params, $this);
		1302	}
		1303	error_reporting($_smarty_old_error_level);
		1304	return;
		1305	} else {
		1306	error_reporting($_smarty_old_error_level);
		1307	if (isset($_smarty_results)) { return $_smarty_results; }
		1308	}
		1309	}
		1310
		1311	/**
		1312	* load configuration values
		1313	*
		1314	* @param string $file
		1315	* @param string $section
		1316	* @param string $scope
		1317	*/
		1318	function config_load($file, $section = null, $scope = 'global')
		1319	{
		1320	require_once($this->_get_plugin_filepath('function', 'config_load'));
		1321	smarty_function_config_load(array('file' => $file, 'section' => $section, 'scope' => $scope), $this);
		1322	}
		1323
		1324	/**
		1325	* return a reference to a registered object
		1326	*
		1327	* @param string $name
		1328	* @return object
		1329	*/
		1330	function &get_registered_object($name) {
		1331	if (!isset($this->_reg_objects[$name]))
		1332	$this->_trigger_fatal_error("'$name' is not a registered object");
		1333
		1334	if (!is_object($this->_reg_objects[$name][0]))
		1335	$this->_trigger_fatal_error("registered '$name' is not an object");
		1336
		1337	return $this->_reg_objects[$name][0];
		1338	}
		1339
		1340	/**
		1341	* clear configuration values
		1342	*
		1343	* @param string $var
		1344	*/
		1345	function clear_config($var = null)
		1346	{
		1347	if(!isset($var)) {
		1348	// clear all values
		1349	$this->_config = array(array('vars' => array(),
		1350	'files' => array()));
		1351	} else {
		1352	unset($this->_config[0]['vars'][$var]);
		1353	}
		1354	}
		1355
		1356	/**
		1357	* get filepath of requested plugin
		1358	*
		1359	* @param string $type
		1360	* @param string $name
		1361	* @return string\|false
		1362	*/
		1363	function _get_plugin_filepath($type, $name)
		1364	{
		1365	$_params = array('type' => $type, 'name' => $name);
		1366	require_once(SMARTY_CORE_DIR . 'core.assemble_plugin_filepath.php');
		1367	return smarty_core_assemble_plugin_filepath($_params, $this);
		1368	}
		1369
		1370	/**
		1371	* test if resource needs compiling
		1372	*
		1373	* @param string $resource_name
		1374	* @param string $compile_path
		1375	* @return boolean
		1376	*/
		1377	function _is_compiled($resource_name, $compile_path)
		1378	{
		1379	if (!$this->force_compile && file_exists($compile_path)) {
		1380	if (!$this->compile_check) {
		1381	// no need to check compiled file
		1382	return true;
		1383	} else {
		1384	// get file source and timestamp
		1385	$_params = array('resource_name' => $resource_name, 'get_source'=>false);
		1386	if (!$this->_fetch_resource_info($_params)) {
		1387	return false;
		1388	}
		1389	if ($_params['resource_timestamp'] <= filemtime($compile_path)) {
		1390	// template not expired, no recompile
		1391	return true;
		1392	} else {
		1393	// compile template
		1394	return false;
		1395	}
		1396	}
		1397	} else {
		1398	// compiled template does not exist, or forced compile
		1399	return false;
		1400	}
		1401	}
		1402
		1403	/**
		1404	* compile the template
		1405	*
		1406	* @param string $resource_name
		1407	* @param string $compile_path
		1408	* @return boolean
		1409	*/
		1410	function _compile_resource($resource_name, $compile_path)
		1411	{
		1412
		1413	$_params = array('resource_name' => $resource_name);
		1414	if (!$this->_fetch_resource_info($_params)) {
		1415	return false;
		1416	}
		1417
		1418	$_source_content = $_params['source_content'];
		1419	$_cache_include = substr($compile_path, 0, -4).'.inc';
		1420
		1421	if ($this->_compile_source($resource_name, $_source_content, $_compiled_content, $_cache_include)) {
		1422	// if a _cache_serial was set, we also have to write an include-file:
		1423	if ($this->_cache_include_info) {
		1424	require_once(SMARTY_CORE_DIR . 'core.write_compiled_include.php');
		1425	smarty_core_write_compiled_include(array_merge($this->_cache_include_info, array('compiled_content'=>$_compiled_content, 'resource_name'=>$resource_name)), $this);
		1426	}
		1427
		1428	$_params = array('compile_path'=>$compile_path, 'compiled_content' => $_compiled_content);
		1429	require_once(SMARTY_CORE_DIR . 'core.write_compiled_resource.php');
		1430	smarty_core_write_compiled_resource($_params, $this);
		1431
		1432	return true;
		1433	} else {
		1434	return false;
		1435	}
		1436
		1437	}
		1438
		1439	/**
		1440	* compile the given source
		1441	*
		1442	* @param string $resource_name
		1443	* @param string $source_content
		1444	* @param string $compiled_content
		1445	* @return boolean
		1446	*/
		1447	function _compile_source($resource_name, &$source_content, &$compiled_content, $cache_include_path=null)
		1448	{
		1449	if (file_exists(SMARTY_DIR . $this->compiler_file)) {
		1450	require_once(SMARTY_DIR . $this->compiler_file);
		1451	} else {
		1452	// use include_path
		1453	require_once($this->compiler_file);
		1454	}
		1455
		1456
		1457	$smarty_compiler = new $this->compiler_class;
		1458
		1459	$smarty_compiler->template_dir = $this->template_dir;
		1460	$smarty_compiler->compile_dir = $this->compile_dir;
		1461	$smarty_compiler->plugins_dir = $this->plugins_dir;
		1462	$smarty_compiler->config_dir = $this->config_dir;
		1463	$smarty_compiler->force_compile = $this->force_compile;
		1464	$smarty_compiler->caching = $this->caching;
		1465	$smarty_compiler->php_handling = $this->php_handling;
		1466	$smarty_compiler->left_delimiter = $this->left_delimiter;
		1467	$smarty_compiler->right_delimiter = $this->right_delimiter;
		1468	$smarty_compiler->_version = $this->_version;
		1469	$smarty_compiler->security = $this->security;
		1470	$smarty_compiler->secure_dir = $this->secure_dir;
		1471	$smarty_compiler->security_settings = $this->security_settings;
		1472	$smarty_compiler->trusted_dir = $this->trusted_dir;
		1473	$smarty_compiler->use_sub_dirs = $this->use_sub_dirs;
		1474	$smarty_compiler->_reg_objects = &$this->_reg_objects;
		1475	$smarty_compiler->_plugins = &$this->_plugins;
		1476	$smarty_compiler->_tpl_vars = &$this->_tpl_vars;
		1477	$smarty_compiler->default_modifiers = $this->default_modifiers;
		1478	$smarty_compiler->compile_id = $this->_compile_id;
		1479	$smarty_compiler->_config = $this->_config;
		1480	$smarty_compiler->request_use_auto_globals = $this->request_use_auto_globals;
		1481
		1482	if (isset($cache_include_path) && isset($this->_cache_serials[$cache_include_path])) {
		1483	$smarty_compiler->_cache_serial = $this->_cache_serials[$cache_include_path];
		1484	}
		1485	$smarty_compiler->_cache_include = $cache_include_path;
		1486
		1487
		1488	$_results = $smarty_compiler->_compile_file($resource_name, $source_content, $compiled_content);
		1489
		1490	if ($smarty_compiler->_cache_serial) {
		1491	$this->_cache_include_info = array(
		1492	'cache_serial'=>$smarty_compiler->_cache_serial
		1493	,'plugins_code'=>$smarty_compiler->_plugins_code
		1494	,'include_file_path' => $cache_include_path);
		1495
		1496	} else {
		1497	$this->_cache_include_info = null;
		1498
		1499	}
		1500
		1501	return $_results;
		1502	}
		1503
		1504	/**
		1505	* Get the compile path for this resource
		1506	*
		1507	* @param string $resource_name
		1508	* @return string results of {@link _get_auto_filename()}
		1509	*/
		1510	function _get_compile_path($resource_name)
		1511	{
		1512	return $this->_get_auto_filename($this->compile_dir, $resource_name,
		1513	$this->_compile_id) . '.php';
		1514	}
		1515
		1516	/**
		1517	* fetch the template info. Gets timestamp, and source
		1518	* if get_source is true
		1519	*
		1520	* sets $source_content to the source of the template, and
		1521	* $resource_timestamp to its time stamp
		1522	* @param string $resource_name
		1523	* @param string $source_content
		1524	* @param integer $resource_timestamp
		1525	* @param boolean $get_source
		1526	* @param boolean $quiet
		1527	* @return boolean
		1528	*/
		1529
		1530	function _fetch_resource_info(&$params)
		1531	{
		1532	if(!isset($params['get_source'])) { $params['get_source'] = true; }
		1533	if(!isset($params['quiet'])) { $params['quiet'] = false; }
		1534
		1535	$_return = false;
		1536	$_params = array('resource_name' => $params['resource_name']) ;
		1537	if (isset($params['resource_base_path']))
		1538	$_params['resource_base_path'] = $params['resource_base_path'];
		1539	else
		1540	$_params['resource_base_path'] = $this->template_dir;
		1541
		1542	if ($this->_parse_resource_name($_params)) {
		1543	$_resource_type = $_params['resource_type'];
		1544	$_resource_name = $_params['resource_name'];
		1545	switch ($_resource_type) {
		1546	case 'file':
		1547	if ($params['get_source']) {
		1548	$params['source_content'] = $this->_read_file($_resource_name);
		1549	}
		1550	$params['resource_timestamp'] = filemtime($_resource_name);
		1551	$_return = is_file($_resource_name);
		1552	break;
		1553
		1554	default:
		1555	// call resource functions to fetch the template source and timestamp
		1556	if ($params['get_source']) {
		1557	$_source_return = isset($this->_plugins['resource'][$_resource_type]) &&
		1558	call_user_func_array($this->_plugins['resource'][$_resource_type][0][0],
		1559	array($_resource_name, &$params['source_content'], &$this));
		1560	} else {
		1561	$_source_return = true;
		1562	}
		1563
		1564	$_timestamp_return = isset($this->_plugins['resource'][$_resource_type]) &&
		1565	call_user_func_array($this->_plugins['resource'][$_resource_type][0][1],
		1566	array($_resource_name, &$params['resource_timestamp'], &$this));
		1567
		1568	$_return = $_source_return && $_timestamp_return;
		1569	break;
		1570	}
		1571	}
		1572
		1573	if (!$_return) {
		1574	// see if we can get a template with the default template handler
		1575	if (!empty($this->default_template_handler_func)) {
		1576	if (!is_callable($this->default_template_handler_func)) {
		1577	$this->trigger_error("default template handler function \"$this->default_template_handler_func\" doesn't exist.");
		1578	} else {
		1579	$_return = call_user_func_array(
		1580	$this->default_template_handler_func,
		1581	array($_params['resource_type'], $_params['resource_name'], &$params['source_content'], &$params['resource_timestamp'], &$this));
		1582	}
		1583	}
		1584	}
		1585
		1586	if (!$_return) {
		1587	if (!$params['quiet']) {
		1588	$this->trigger_error('unable to read resource: "' . $params['resource_name'] . '"');
		1589	}
		1590	} else if ($_return && $this->security) {
		1591	require_once(SMARTY_CORE_DIR . 'core.is_secure.php');
		1592	if (!smarty_core_is_secure($_params, $this)) {
		1593	if (!$params['quiet'])
		1594	$this->trigger_error('(secure mode) accessing "' . $params['resource_name'] . '" is not allowed');
		1595	$params['source_content'] = null;
		1596	$params['resource_timestamp'] = null;
		1597	return false;
		1598	}
		1599	}
		1600	return $_return;
		1601	}
		1602
		1603
		1604	/**
		1605	* parse out the type and name from the resource
		1606	*
		1607	* @param string $resource_base_path
		1608	* @param string $resource_name
		1609	* @param string $resource_type
		1610	* @param string $resource_name
		1611	* @return boolean
		1612	*/
		1613
		1614	function _parse_resource_name(&$params)
		1615	{
		1616
		1617	// split tpl_path by the first colon
		1618	$_resource_name_parts = explode(':', $params['resource_name'], 2);
		1619
		1620	if (count($_resource_name_parts) == 1) {
		1621	// no resource type given
		1622	$params['resource_type'] = $this->default_resource_type;
		1623	$params['resource_name'] = $_resource_name_parts[0];
		1624	} else {
		1625	if(strlen($_resource_name_parts[0]) == 1) {
		1626	// 1 char is not resource type, but part of filepath
		1627	$params['resource_type'] = $this->default_resource_type;
		1628	$params['resource_name'] = $params['resource_name'];
		1629	} else {
		1630	$params['resource_type'] = $_resource_name_parts[0];
		1631	$params['resource_name'] = $_resource_name_parts[1];
		1632	}
		1633	}
		1634
		1635	if ($params['resource_type'] == 'file') {
		1636	if (!preg_match('/^([\/\\\\]\|[a-zA-Z]:[\/\\\\])/', $params['resource_name'])) {
		1637	// relative pathname to $params['resource_base_path']
		1638	// use the first directory where the file is found
		1639	foreach ((array)$params['resource_base_path'] as $_curr_path) {
		1640	$_fullpath = $_curr_path . DIRECTORY_SEPARATOR . $params['resource_name'];
		1641	if (file_exists($_fullpath) && is_file($_fullpath)) {
		1642	$params['resource_name'] = $_fullpath;
		1643	return true;
		1644	}
		1645	// didn't find the file, try include_path
		1646	$_params = array('file_path' => $_fullpath);
		1647	require_once(SMARTY_CORE_DIR . 'core.get_include_path.php');
		1648	if(smarty_core_get_include_path($_params, $this)) {
		1649	$params['resource_name'] = $_params['new_file_path'];
		1650	return true;
		1651	}
		1652	}
		1653	return false;
		1654	} else {
		1655	/* absolute path */
		1656	return file_exists($params['resource_name']);
		1657	}
		1658	} elseif (empty($this->_plugins['resource'][$params['resource_type']])) {
		1659	$_params = array('type' => $params['resource_type']);
		1660	require_once(SMARTY_CORE_DIR . 'core.load_resource_plugin.php');
		1661	smarty_core_load_resource_plugin($_params, $this);
		1662	}
		1663
		1664	return true;
		1665	}
		1666
		1667
		1668	/**
		1669	* Handle modifiers
		1670	*
		1671	* @param string\|null $modifier_name
		1672	* @param array\|null $map_array
		1673	* @return string result of modifiers
		1674	*/
		1675	function _run_mod_handler()
		1676	{
		1677	$_args = func_get_args();
		1678	list($_modifier_name, $_map_array) = array_splice($_args, 0, 2);
		1679	list($_func_name, $_tpl_file, $_tpl_line) =
		1680	$this->_plugins['modifier'][$_modifier_name];
		1681
		1682	$_var = $_args[0];
		1683	foreach ($_var as $_key => $_val) {
		1684	$_args[0] = $_val;
		1685	$_var[$_key] = call_user_func_array($_func_name, $_args);
		1686	}
		1687	return $_var;
		1688	}
		1689
		1690	/**
		1691	* Remove starting and ending quotes from the string
		1692	*
		1693	* @param string $string
		1694	* @return string
		1695	*/
		1696	function _dequote($string)
		1697	{
		1698	if ((substr($string, 0, 1) == "'" \|\| substr($string, 0, 1) == '"') &&
		1699	substr($string, -1) == substr($string, 0, 1))
		1700	return substr($string, 1, -1);
		1701	else
		1702	return $string;
		1703	}
		1704
		1705
		1706	/**
		1707	* read in a file
		1708	*
		1709	* @param string $filename
		1710	* @return string
		1711	*/
		1712	function _read_file($filename)
		1713	{
		1714	if ( file_exists($filename) && ($fd = @fopen($filename, 'rb')) ) {
		1715	$contents = '';
		1716	while (!feof($fd)) {
		1717	$contents .= fread($fd, 8192);
		1718	}
		1719	fclose($fd);
		1720	return $contents;
		1721	} else {
		1722	return false;
		1723	}
		1724	}
		1725
		1726	/**
		1727	* get a concrete filename for automagically created content
		1728	*
		1729	* @param string $auto_base
		1730	* @param string $auto_source
		1731	* @param string $auto_id
		1732	* @return string
		1733	* @staticvar string\|null
		1734	* @staticvar string\|null
		1735	*/
		1736	function _get_auto_filename($auto_base, $auto_source = null, $auto_id = null)
		1737	{
		1738	$_compile_dir_sep = $this->use_sub_dirs ? DIRECTORY_SEPARATOR : '^';
		1739	$_return = $auto_base . DIRECTORY_SEPARATOR;
		1740
		1741	if(isset($auto_id)) {
		1742	// make auto_id safe for directory names
		1743	$auto_id = str_replace('%7C',$_compile_dir_sep,(urlencode($auto_id)));
		1744	// split into separate directories
		1745	$_return .= $auto_id . $_compile_dir_sep;
		1746	}
		1747
		1748	if(isset($auto_source)) {
		1749	// make source name safe for filename
		1750	$_filename = urlencode(basename($auto_source));
		1751	$_crc32 = sprintf('%08X', crc32($auto_source));
		1752	// prepend %% to avoid name conflicts with
		1753	// with $params['auto_id'] names
		1754	$_crc32 = substr($_crc32, 0, 2) . $_compile_dir_sep .
		1755	substr($_crc32, 0, 3) . $_compile_dir_sep . $_crc32;
		1756	$_return .= '%%' . $_crc32 . '%%' . $_filename;
		1757	}
		1758
		1759	return $_return;
		1760	}
		1761
		1762	/**
		1763	* unlink a file, possibly using expiration time
		1764	*
		1765	* @param string $resource
		1766	* @param integer $exp_time
		1767	*/
		1768	function _unlink($resource, $exp_time = null)
		1769	{
		1770	if(isset($exp_time)) {
		1771	if(time() - @filemtime($resource) >= $exp_time) {
		1772	return @unlink($resource);
		1773	}
		1774	} else {
		1775	return @unlink($resource);
		1776	}
		1777	}
		1778
		1779	/**
		1780	* returns an auto_id for auto-file-functions
		1781	*
		1782	* @param string $cache_id
		1783	* @param string $compile_id
		1784	* @return string\|null
		1785	*/
		1786	function _get_auto_id($cache_id=null, $compile_id=null) {
		1787	if (isset($cache_id))
		1788	return (isset($compile_id)) ? $cache_id . '\|' . $compile_id : $cache_id;
		1789	elseif(isset($compile_id))
		1790	return $compile_id;
		1791	else
		1792	return null;
		1793	}
		1794
		1795	/**
		1796	* trigger Smarty plugin error
		1797	*
		1798	* @param string $error_msg
		1799	* @param string $tpl_file
		1800	* @param integer $tpl_line
		1801	* @param string $file
		1802	* @param integer $line
		1803	* @param integer $error_type
		1804	*/
		1805	function _trigger_fatal_error($error_msg, $tpl_file = null, $tpl_line = null,
		1806	$file = null, $line = null, $error_type = E_USER_ERROR)
		1807	{
		1808	if(isset($file) && isset($line)) {
		1809	$info = ' ('.basename($file).", line $line)";
		1810	} else {
		1811	$info = '';
		1812	}
		1813	if (isset($tpl_line) && isset($tpl_file)) {
		1814	$this->trigger_error('[in ' . $tpl_file . ' line ' . $tpl_line . "]: $error_msg$info", $error_type);
		1815	} else {
		1816	$this->trigger_error($error_msg . $info, $error_type);
		1817	}
		1818	}
		1819
		1820
		1821	/**
		1822	* callback function for preg_replace, to call a non-cacheable block
		1823	* @return string
		1824	*/
		1825	function _process_compiled_include_callback($match) {
		1826	$_func = '_smarty_tplfunc_'.$match[2].'_'.$match[3];
		1827	ob_start();
		1828	$_func($this);
		1829	$_ret = ob_get_contents();
		1830	ob_end_clean();
		1831	return $_ret;
		1832	}
		1833
		1834
		1835	/**
		1836	* called for included templates
		1837	*
		1838	* @param string $_smarty_include_tpl_file
		1839	* @param string $_smarty_include_vars
		1840	*/
		1841
		1842	// $_smarty_include_tpl_file, $_smarty_include_vars
		1843
		1844	function _smarty_include($params)
		1845	{
		1846	if ($this->debugging) {
		1847	$_params = array();
		1848	require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
		1849	$debug_start_time = smarty_core_get_microtime($_params, $this);
		1850	$this->_smarty_debug_info[] = array('type' => 'template',
		1851	'filename' => $params['smarty_include_tpl_file'],
		1852	'depth' => ++$this->_inclusion_depth);
		1853	$included_tpls_idx = count($this->_smarty_debug_info) - 1;
		1854	}
		1855
		1856	$this->_tpl_vars = array_merge($this->_tpl_vars, $params['smarty_include_vars']);
		1857
		1858	// config vars are treated as local, so push a copy of the
		1859	// current ones onto the front of the stack
		1860	array_unshift($this->_config, $this->_config[0]);
		1861
		1862	$_smarty_compile_path = $this->_get_compile_path($params['smarty_include_tpl_file']);
		1863
		1864
		1865	if ($this->_is_compiled($params['smarty_include_tpl_file'], $_smarty_compile_path)
		1866	\|\| $this->_compile_resource($params['smarty_include_tpl_file'], $_smarty_compile_path))
		1867	{
		1868	include($_smarty_compile_path);
		1869	}
		1870
		1871	// pop the local vars off the front of the stack
		1872	array_shift($this->_config);
		1873
		1874	$this->_inclusion_depth--;
		1875
		1876	if ($this->debugging) {
		1877	// capture time for debugging info
		1878	$_params = array();
		1879	require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
		1880	$this->_smarty_debug_info[$included_tpls_idx]['exec_time'] = smarty_core_get_microtime($_params, $this) - $debug_start_time;
		1881	}
		1882
		1883	if ($this->caching) {
		1884	$this->_cache_info['template'][$params['smarty_include_tpl_file']] = true;
		1885	}
		1886	}
		1887
		1888
		1889	/**
		1890	* get or set an array of cached attributes for function that is
		1891	* not cacheable
		1892	* @return array
		1893	*/
		1894	function &_smarty_cache_attrs($cache_serial, $count) {
		1895	$_cache_attrs =& $this->_cache_info['cache_attrs'][$cache_serial][$count];
		1896
		1897	if ($this->_cache_including) {
		1898	/* return next set of cache_attrs */
		1899	$_return = current($_cache_attrs);
		1900	next($_cache_attrs);
		1901	return $_return;
		1902
		1903	} else {
		1904	/* add a reference to a new set of cache_attrs */
		1905	$_cache_attrs[] = array();
		1906	return $_cache_attrs[count($_cache_attrs)-1];
		1907
		1908	}
		1909
		1910	}
		1911
		1912
		1913	/**
		1914	* wrapper for include() retaining $this
		1915	* @return mixed
		1916	*/
		1917	function _include($filename, $once=false, $params=null)
		1918	{
		1919	if ($once) {
		1920	return include_once($filename);
		1921	} else {
		1922	return include($filename);
		1923	}
		1924	}
		1925
		1926
		1927	/**
		1928	* wrapper for eval() retaining $this
		1929	* @return mixed
		1930	*/
		1931	function _eval($code, $params=null)
		1932	{
		1933	return eval($code);
		1934	}
		1935
		1936	/**
		1937	* Extracts the filter name from the given callback
		1938	*
		1939	* @param callback $function
		1940	* @return string
		1941	*/
		1942	function _get_filter_name($function)
		1943	{
		1944	if (is_array($function)) {
		1945	$_class_name = (is_object($function[0]) ?
		1946	get_class($function[0]) : $function[0]);
		1947	return $_class_name . '_' . $function[1];
		1948	}
		1949	else {
		1950	return $function;
		1951	}
		1952	}
		1953
		1954	/*#@-/
		1955
		1956	}
		1957
		1958	/* vim: set expandtab: */
		1959
		1960	?>

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(root)/tags/0.1alpha2/Smarty.class.php - Редакция 3