Advertisement
Guest User

Untitled

a guest
Nov 14th, 2011
119
0
Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
text 63.67 KB | None | 0 0
  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-general-subscribe@lists.php.net
  24. *
  25. * @link http://smarty.php.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 2.6.18
  31. */
  32.  
  33. /* $Id: Smarty.class.php,v 1.1 2007/07/18 05:14:00 newbie455 Exp $ */
  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 = '2.6.18';
  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 string $function name of PHP function to register
  842. */
  843. function register_prefilter($function)
  844. {
  845. $_name = (is_array($function)) ? $function[1] : $function;
  846. $this->_plugins['prefilter'][$_name]
  847. = array($function, null, null, false);
  848. }
  849.  
  850. /**
  851. * Unregisters a prefilter function
  852. *
  853. * @param string $function name of PHP function
  854. */
  855. function unregister_prefilter($function)
  856. {
  857. unset($this->_plugins['prefilter'][$function]);
  858. }
  859.  
  860. /**
  861. * Registers a postfilter function to apply
  862. * to a compiled template after compilation
  863. *
  864. * @param string $function name of PHP function to register
  865. */
  866. function register_postfilter($function)
  867. {
  868. $_name = (is_array($function)) ? $function[1] : $function;
  869. $this->_plugins['postfilter'][$_name]
  870. = array($function, null, null, false);
  871. }
  872.  
  873. /**
  874. * Unregisters a postfilter function
  875. *
  876. * @param string $function name of PHP function
  877. */
  878. function unregister_postfilter($function)
  879. {
  880. unset($this->_plugins['postfilter'][$function]);
  881. }
  882.  
  883. /**
  884. * Registers an output filter function to apply
  885. * to a template output
  886. *
  887. * @param string $function name of PHP function
  888. */
  889. function register_outputfilter($function)
  890. {
  891. $_name = (is_array($function)) ? $function[1] : $function;
  892. $this->_plugins['outputfilter'][$_name]
  893. = array($function, null, null, false);
  894. }
  895.  
  896. /**
  897. * Unregisters an outputfilter function
  898. *
  899. * @param string $function name of PHP function
  900. */
  901. function unregister_outputfilter($function)
  902. {
  903. unset($this->_plugins['outputfilter'][$function]);
  904. }
  905.  
  906. /**
  907. * load a filter of specified type and name
  908. *
  909. * @param string $type filter type
  910. * @param string $name filter name
  911. */
  912. function load_filter($type, $name)
  913. {
  914. switch ($type) {
  915. case 'output':
  916. $_params = array('plugins' => array(array($type . 'filter', $name, null, null, false)));
  917. require_once(SMARTY_CORE_DIR . 'core.load_plugins.php');
  918. smarty_core_load_plugins($_params, $this);
  919. break;
  920.  
  921. case 'pre':
  922. case 'post':
  923. if (!isset($this->_plugins[$type . 'filter'][$name]))
  924. $this->_plugins[$type . 'filter'][$name] = false;
  925. break;
  926. }
  927. }
  928.  
  929. /**
  930. * clear cached content for the given template and cache id
  931. *
  932. * @param string $tpl_file name of template file
  933. * @param string $cache_id name of cache_id
  934. * @param string $compile_id name of compile_id
  935. * @param string $exp_time expiration time
  936. * @return boolean
  937. */
  938. function clear_cache($tpl_file = null, $cache_id = null, $compile_id = null, $exp_time = null)
  939. {
  940.  
  941. if (!isset($compile_id))
  942. $compile_id = $this->compile_id;
  943.  
  944. if (!isset($tpl_file))
  945. $compile_id = null;
  946.  
  947. $_auto_id = $this->_get_auto_id($cache_id, $compile_id);
  948.  
  949. if (!empty($this->cache_handler_func)) {
  950. return call_user_func_array($this->cache_handler_func,
  951. array('clear', &$this, &$dummy, $tpl_file, $cache_id, $compile_id, $exp_time));
  952. } else {
  953. $_params = array('auto_base' => $this->cache_dir,
  954. 'auto_source' => $tpl_file,
  955. 'auto_id' => $_auto_id,
  956. 'exp_time' => $exp_time);
  957. require_once(SMARTY_CORE_DIR . 'core.rm_auto.php');
  958. return smarty_core_rm_auto($_params, $this);
  959. }
  960.  
  961. }
  962.  
  963.  
  964. /**
  965. * clear the entire contents of cache (all templates)
  966. *
  967. * @param string $exp_time expire time
  968. * @return boolean results of {@link smarty_core_rm_auto()}
  969. */
  970. function clear_all_cache($exp_time = null)
  971. {
  972. return $this->clear_cache(null, null, null, $exp_time);
  973. }
  974.  
  975.  
  976. /**
  977. * test to see if valid cache exists for this template
  978. *
  979. * @param string $tpl_file name of template file
  980. * @param string $cache_id
  981. * @param string $compile_id
  982. * @return string|false results of {@link _read_cache_file()}
  983. */
  984. function is_cached($tpl_file, $cache_id = null, $compile_id = null)
  985. {
  986. if (!$this->caching)
  987. return false;
  988.  
  989. if (!isset($compile_id))
  990. $compile_id = $this->compile_id;
  991.  
  992. $_params = array(
  993. 'tpl_file' => $tpl_file,
  994. 'cache_id' => $cache_id,
  995. 'compile_id' => $compile_id
  996. );
  997. require_once(SMARTY_CORE_DIR . 'core.read_cache_file.php');
  998. return smarty_core_read_cache_file($_params, $this);
  999. }
  1000.  
  1001.  
  1002. /**
  1003. * clear all the assigned template variables.
  1004. *
  1005. */
  1006. function clear_all_assign()
  1007. {
  1008. $this->_tpl_vars = array();
  1009. }
  1010.  
  1011. /**
  1012. * clears compiled version of specified template resource,
  1013. * or all compiled template files if one is not specified.
  1014. * This function is for advanced use only, not normally needed.
  1015. *
  1016. * @param string $tpl_file
  1017. * @param string $compile_id
  1018. * @param string $exp_time
  1019. * @return boolean results of {@link smarty_core_rm_auto()}
  1020. */
  1021. function clear_compiled_tpl($tpl_file = null, $compile_id = null, $exp_time = null)
  1022. {
  1023. if (!isset($compile_id)) {
  1024. $compile_id = $this->compile_id;
  1025. }
  1026. $_params = array('auto_base' => $this->compile_dir,
  1027. 'auto_source' => $tpl_file,
  1028. 'auto_id' => $compile_id,
  1029. 'exp_time' => $exp_time,
  1030. 'extensions' => array('.inc', '.php'));
  1031. require_once(SMARTY_CORE_DIR . 'core.rm_auto.php');
  1032. return smarty_core_rm_auto($_params, $this);
  1033. }
  1034.  
  1035. /**
  1036. * Checks whether requested template exists.
  1037. *
  1038. * @param string $tpl_file
  1039. * @return boolean
  1040. */
  1041. function template_exists($tpl_file)
  1042. {
  1043. $_params = array('resource_name' => $tpl_file, 'quiet'=>true, 'get_source'=>false);
  1044. return $this->_fetch_resource_info($_params);
  1045. }
  1046.  
  1047. /**
  1048. * Returns an array containing template variables
  1049. *
  1050. * @param string $name
  1051. * @param string $type
  1052. * @return array
  1053. */
  1054. function &get_template_vars($name=null)
  1055. {
  1056. if(!isset($name)) {
  1057. return $this->_tpl_vars;
  1058. } elseif(isset($this->_tpl_vars[$name])) {
  1059. return $this->_tpl_vars[$name];
  1060. } else {
  1061. // var non-existant, return valid reference
  1062. $_tmp = null;
  1063. return $_tmp;
  1064. }
  1065. }
  1066.  
  1067. /**
  1068. * Returns an array containing config variables
  1069. *
  1070. * @param string $name
  1071. * @param string $type
  1072. * @return array
  1073. */
  1074. function &get_config_vars($name=null)
  1075. {
  1076. if(!isset($name) && is_array($this->_config[0])) {
  1077. return $this->_config[0]['vars'];
  1078. } else if(isset($this->_config[0]['vars'][$name])) {
  1079. return $this->_config[0]['vars'][$name];
  1080. } else {
  1081. // var non-existant, return valid reference
  1082. $_tmp = null;
  1083. return $_tmp;
  1084. }
  1085. }
  1086.  
  1087. /**
  1088. * trigger Smarty error
  1089. *
  1090. * @param string $error_msg
  1091. * @param integer $error_type
  1092. */
  1093. function trigger_error($error_msg, $error_type = E_USER_WARNING)
  1094. {
  1095. trigger_error("Smarty error: $error_msg", $error_type);
  1096. }
  1097.  
  1098.  
  1099. /**
  1100. * executes & displays the template results
  1101. *
  1102. * @param string $resource_name
  1103. * @param string $cache_id
  1104. * @param string $compile_id
  1105. */
  1106. function display($resource_name, $cache_id = null, $compile_id = null)
  1107. {
  1108. $this->fetch($resource_name, $cache_id, $compile_id, true);
  1109. }
  1110.  
  1111. /**
  1112. * executes & returns or displays the template results
  1113. *
  1114. * @param string $resource_name
  1115. * @param string $cache_id
  1116. * @param string $compile_id
  1117. * @param boolean $display
  1118. */
  1119. function fetch($resource_name, $cache_id = null, $compile_id = null, $display = false)
  1120. {
  1121. static $_cache_info = array();
  1122.  
  1123. $_smarty_old_error_level = $this->debugging ? error_reporting() : error_reporting(isset($this->error_reporting)
  1124. ? $this->error_reporting : error_reporting() & ~E_NOTICE);
  1125.  
  1126. if (!$this->debugging && $this->debugging_ctrl == 'URL') {
  1127. $_query_string = $this->request_use_auto_globals ? $_SERVER['QUERY_STRING'] : $GLOBALS['HTTP_SERVER_VARS']['QUERY_STRING'];
  1128. if (@strstr($_query_string, $this->_smarty_debug_id)) {
  1129. if (@strstr($_query_string, $this->_smarty_debug_id . '=on')) {
  1130. // enable debugging for this browser session
  1131. @setcookie('SMARTY_DEBUG', true);
  1132. $this->debugging = true;
  1133. } elseif (@strstr($_query_string, $this->_smarty_debug_id . '=off')) {
  1134. // disable debugging for this browser session
  1135. @setcookie('SMARTY_DEBUG', false);
  1136. $this->debugging = false;
  1137. } else {
  1138. // enable debugging for this page
  1139. $this->debugging = true;
  1140. }
  1141. } else {
  1142. $this->debugging = (bool)($this->request_use_auto_globals ? @$_COOKIE['SMARTY_DEBUG'] : @$GLOBALS['HTTP_COOKIE_VARS']['SMARTY_DEBUG']);
  1143. }
  1144. }
  1145.  
  1146. if ($this->debugging) {
  1147. // capture time for debugging info
  1148. $_params = array();
  1149. require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
  1150. $_debug_start_time = smarty_core_get_microtime($_params, $this);
  1151. $this->_smarty_debug_info[] = array('type' => 'template',
  1152. 'filename' => $resource_name,
  1153. 'depth' => 0);
  1154. $_included_tpls_idx = count($this->_smarty_debug_info) - 1;
  1155. }
  1156.  
  1157. if (!isset($compile_id)) {
  1158. $compile_id = $this->compile_id;
  1159. }
  1160.  
  1161. $this->_compile_id = $compile_id;
  1162. $this->_inclusion_depth = 0;
  1163.  
  1164. if ($this->caching) {
  1165. // save old cache_info, initialize cache_info
  1166. array_push($_cache_info, $this->_cache_info);
  1167. $this->_cache_info = array();
  1168. $_params = array(
  1169. 'tpl_file' => $resource_name,
  1170. 'cache_id' => $cache_id,
  1171. 'compile_id' => $compile_id,
  1172. 'results' => null
  1173. );
  1174. require_once(SMARTY_CORE_DIR . 'core.read_cache_file.php');
  1175. if (smarty_core_read_cache_file($_params, $this)) {
  1176. $_smarty_results = $_params['results'];
  1177. if (!empty($this->_cache_info['insert_tags'])) {
  1178. $_params = array('plugins' => $this->_cache_info['insert_tags']);
  1179. require_once(SMARTY_CORE_DIR . 'core.load_plugins.php');
  1180. smarty_core_load_plugins($_params, $this);
  1181. $_params = array('results' => $_smarty_results);
  1182. require_once(SMARTY_CORE_DIR . 'core.process_cached_inserts.php');
  1183. $_smarty_results = smarty_core_process_cached_inserts($_params, $this);
  1184. }
  1185. if (!empty($this->_cache_info['cache_serials'])) {
  1186. $_params = array('results' => $_smarty_results);
  1187. require_once(SMARTY_CORE_DIR . 'core.process_compiled_include.php');
  1188. $_smarty_results = smarty_core_process_compiled_include($_params, $this);
  1189. }
  1190.  
  1191.  
  1192. if ($display) {
  1193. if ($this->debugging)
  1194. {
  1195. // capture time for debugging info
  1196. $_params = array();
  1197. require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
  1198. $this->_smarty_debug_info[$_included_tpls_idx]['exec_time'] = smarty_core_get_microtime($_params, $this) - $_debug_start_time;
  1199. require_once(SMARTY_CORE_DIR . 'core.display_debug_console.php');
  1200. $_smarty_results .= smarty_core_display_debug_console($_params, $this);
  1201. }
  1202. if ($this->cache_modified_check) {
  1203. $_server_vars = ($this->request_use_auto_globals) ? $_SERVER : $GLOBALS['HTTP_SERVER_VARS'];
  1204. $_last_modified_date = @substr($_server_vars['HTTP_IF_MODIFIED_SINCE'], 0, strpos($_server_vars['HTTP_IF_MODIFIED_SINCE'], 'GMT') + 3);
  1205. $_gmt_mtime = gmdate('D, d M Y H:i:s', $this->_cache_info['timestamp']).' GMT';
  1206. if (@count($this->_cache_info['insert_tags']) == 0
  1207. && !$this->_cache_serials
  1208. && $_gmt_mtime == $_last_modified_date) {
  1209. if (php_sapi_name()=='cgi')
  1210. header('Status: 304 Not Modified');
  1211. else
  1212. header('HTTP/1.1 304 Not Modified');
  1213.  
  1214. } else {
  1215. header('Last-Modified: '.$_gmt_mtime);
  1216. echo $_smarty_results;
  1217. }
  1218. } else {
  1219. echo $_smarty_results;
  1220. }
  1221. error_reporting($_smarty_old_error_level);
  1222. // restore initial cache_info
  1223. $this->_cache_info = array_pop($_cache_info);
  1224. return true;
  1225. } else {
  1226. error_reporting($_smarty_old_error_level);
  1227. // restore initial cache_info
  1228. $this->_cache_info = array_pop($_cache_info);
  1229. return $_smarty_results;
  1230. }
  1231. } else {
  1232. $this->_cache_info['template'][$resource_name] = true;
  1233. if ($this->cache_modified_check && $display) {
  1234. header('Last-Modified: '.gmdate('D, d M Y H:i:s', time()).' GMT');
  1235. }
  1236. }
  1237. }
  1238.  
  1239. // load filters that are marked as autoload
  1240. if (count($this->autoload_filters)) {
  1241. foreach ($this->autoload_filters as $_filter_type => $_filters) {
  1242. foreach ($_filters as $_filter) {
  1243. $this->load_filter($_filter_type, $_filter);
  1244. }
  1245. }
  1246. }
  1247.  
  1248. $_smarty_compile_path = $this->_get_compile_path($resource_name);
  1249.  
  1250. // if we just need to display the results, don't perform output
  1251. // buffering - for speed
  1252. $_cache_including = $this->_cache_including;
  1253. $this->_cache_including = false;
  1254. if ($display && !$this->caching && count($this->_plugins['outputfilter']) == 0) {
  1255. if ($this->_is_compiled($resource_name, $_smarty_compile_path)
  1256. || $this->_compile_resource($resource_name, $_smarty_compile_path))
  1257. {
  1258. include($_smarty_compile_path);
  1259. }
  1260. } else {
  1261. ob_start();
  1262. if ($this->_is_compiled($resource_name, $_smarty_compile_path)
  1263. || $this->_compile_resource($resource_name, $_smarty_compile_path))
  1264. {
  1265. include($_smarty_compile_path);
  1266. }
  1267. $_smarty_results = ob_get_contents();
  1268. ob_end_clean();
  1269.  
  1270. foreach ((array)$this->_plugins['outputfilter'] as $_output_filter) {
  1271. $_smarty_results = call_user_func_array($_output_filter[0], array($_smarty_results, &$this));
  1272. }
  1273. }
  1274.  
  1275. if ($this->caching) {
  1276. $_params = array('tpl_file' => $resource_name,
  1277. 'cache_id' => $cache_id,
  1278. 'compile_id' => $compile_id,
  1279. 'results' => $_smarty_results);
  1280. require_once(SMARTY_CORE_DIR . 'core.write_cache_file.php');
  1281. smarty_core_write_cache_file($_params, $this);
  1282. require_once(SMARTY_CORE_DIR . 'core.process_cached_inserts.php');
  1283. $_smarty_results = smarty_core_process_cached_inserts($_params, $this);
  1284.  
  1285. if ($this->_cache_serials) {
  1286. // strip nocache-tags from output
  1287. $_smarty_results = preg_replace('!(\{/?nocache\:[0-9a-f]{32}#\d+\})!s'
  1288. ,''
  1289. ,$_smarty_results);
  1290. }
  1291. // restore initial cache_info
  1292. $this->_cache_info = array_pop($_cache_info);
  1293. }
  1294. $this->_cache_including = $_cache_including;
  1295.  
  1296. if ($display) {
  1297. if (isset($_smarty_results)) { echo $_smarty_results; }
  1298. if ($this->debugging) {
  1299. // capture time for debugging info
  1300. $_params = array();
  1301. require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
  1302. $this->_smarty_debug_info[$_included_tpls_idx]['exec_time'] = (smarty_core_get_microtime($_params, $this) - $_debug_start_time);
  1303. require_once(SMARTY_CORE_DIR . 'core.display_debug_console.php');
  1304. echo smarty_core_display_debug_console($_params, $this);
  1305. }
  1306. error_reporting($_smarty_old_error_level);
  1307. return;
  1308. } else {
  1309. error_reporting($_smarty_old_error_level);
  1310. if (isset($_smarty_results)) { return $_smarty_results; }
  1311. }
  1312. }
  1313.  
  1314. /**
  1315. * load configuration values
  1316. *
  1317. * @param string $file
  1318. * @param string $section
  1319. * @param string $scope
  1320. */
  1321. function config_load($file, $section = null, $scope = 'global')
  1322. {
  1323. require_once($this->_get_plugin_filepath('function', 'config_load'));
  1324. smarty_function_config_load(array('file' => $file, 'section' => $section, 'scope' => $scope), $this);
  1325. }
  1326.  
  1327. /**
  1328. * return a reference to a registered object
  1329. *
  1330. * @param string $name
  1331. * @return object
  1332. */
  1333. function &get_registered_object($name) {
  1334. if (!isset($this->_reg_objects[$name]))
  1335. $this->_trigger_fatal_error("'$name' is not a registered object");
  1336.  
  1337. if (!is_object($this->_reg_objects[$name][0]))
  1338. $this->_trigger_fatal_error("registered '$name' is not an object");
  1339.  
  1340. return $this->_reg_objects[$name][0];
  1341. }
  1342.  
  1343. /**
  1344. * clear configuration values
  1345. *
  1346. * @param string $var
  1347. */
  1348. function clear_config($var = null)
  1349. {
  1350. if(!isset($var)) {
  1351. // clear all values
  1352. $this->_config = array(array('vars' => array(),
  1353. 'files' => array()));
  1354. } else {
  1355. unset($this->_config[0]['vars'][$var]);
  1356. }
  1357. }
  1358.  
  1359. /**
  1360. * get filepath of requested plugin
  1361. *
  1362. * @param string $type
  1363. * @param string $name
  1364. * @return string|false
  1365. */
  1366. function _get_plugin_filepath($type, $name)
  1367. {
  1368. $_params = array('type' => $type, 'name' => $name);
  1369. require_once(SMARTY_CORE_DIR . 'core.assemble_plugin_filepath.php');
  1370. return smarty_core_assemble_plugin_filepath($_params, $this);
  1371. }
  1372.  
  1373. /**
  1374. * test if resource needs compiling
  1375. *
  1376. * @param string $resource_name
  1377. * @param string $compile_path
  1378. * @return boolean
  1379. */
  1380. function _is_compiled($resource_name, $compile_path)
  1381. {
  1382. if (!$this->force_compile && file_exists($compile_path)) {
  1383. if (!$this->compile_check) {
  1384. // no need to check compiled file
  1385. return true;
  1386. } else {
  1387. // get file source and timestamp
  1388. $_params = array('resource_name' => $resource_name, 'get_source'=>false);
  1389. if (!$this->_fetch_resource_info($_params)) {
  1390. return false;
  1391. }
  1392. if ($_params['resource_timestamp'] <= filemtime($compile_path)) {
  1393. // template not expired, no recompile
  1394. return true;
  1395. } else {
  1396. // compile template
  1397. return false;
  1398. }
  1399. }
  1400. } else {
  1401. // compiled template does not exist, or forced compile
  1402. return false;
  1403. }
  1404. }
  1405.  
  1406. /**
  1407. * compile the template
  1408. *
  1409. * @param string $resource_name
  1410. * @param string $compile_path
  1411. * @return boolean
  1412. */
  1413. function _compile_resource($resource_name, $compile_path)
  1414. {
  1415.  
  1416. $_params = array('resource_name' => $resource_name);
  1417. if (!$this->_fetch_resource_info($_params)) {
  1418. return false;
  1419. }
  1420.  
  1421. $_source_content = $_params['source_content'];
  1422. $_cache_include = substr($compile_path, 0, -4).'.inc';
  1423.  
  1424. if ($this->_compile_source($resource_name, $_source_content, $_compiled_content, $_cache_include)) {
  1425. // if a _cache_serial was set, we also have to write an include-file:
  1426. if ($this->_cache_include_info) {
  1427. require_once(SMARTY_CORE_DIR . 'core.write_compiled_include.php');
  1428. smarty_core_write_compiled_include(array_merge($this->_cache_include_info, array('compiled_content'=>$_compiled_content, 'resource_name'=>$resource_name)), $this);
  1429. }
  1430.  
  1431. $_params = array('compile_path'=>$compile_path, 'compiled_content' => $_compiled_content);
  1432. require_once(SMARTY_CORE_DIR . 'core.write_compiled_resource.php');
  1433. smarty_core_write_compiled_resource($_params, $this);
  1434.  
  1435. return true;
  1436. } else {
  1437. return false;
  1438. }
  1439.  
  1440. }
  1441.  
  1442. /**
  1443. * compile the given source
  1444. *
  1445. * @param string $resource_name
  1446. * @param string $source_content
  1447. * @param string $compiled_content
  1448. * @return boolean
  1449. */
  1450. function _compile_source($resource_name, &$source_content, &$compiled_content, $cache_include_path=null)
  1451. {
  1452. if (file_exists(SMARTY_DIR . $this->compiler_file)) {
  1453. require_once(SMARTY_DIR . $this->compiler_file);
  1454. } else {
  1455. // use include_path
  1456. require_once($this->compiler_file);
  1457. }
  1458.  
  1459.  
  1460. $smarty_compiler = new $this->compiler_class;
  1461.  
  1462. $smarty_compiler->template_dir = $this->template_dir;
  1463. $smarty_compiler->compile_dir = $this->compile_dir;
  1464. $smarty_compiler->plugins_dir = $this->plugins_dir;
  1465. $smarty_compiler->config_dir = $this->config_dir;
  1466. $smarty_compiler->force_compile = $this->force_compile;
  1467. $smarty_compiler->caching = $this->caching;
  1468. $smarty_compiler->php_handling = $this->php_handling;
  1469. $smarty_compiler->left_delimiter = $this->left_delimiter;
  1470. $smarty_compiler->right_delimiter = $this->right_delimiter;
  1471. $smarty_compiler->_version = $this->_version;
  1472. $smarty_compiler->security = $this->security;
  1473. $smarty_compiler->secure_dir = $this->secure_dir;
  1474. $smarty_compiler->security_settings = $this->security_settings;
  1475. $smarty_compiler->trusted_dir = $this->trusted_dir;
  1476. $smarty_compiler->use_sub_dirs = $this->use_sub_dirs;
  1477. $smarty_compiler->_reg_objects = &$this->_reg_objects;
  1478. $smarty_compiler->_plugins = &$this->_plugins;
  1479. $smarty_compiler->_tpl_vars = &$this->_tpl_vars;
  1480. $smarty_compiler->default_modifiers = $this->default_modifiers;
  1481. $smarty_compiler->compile_id = $this->_compile_id;
  1482. $smarty_compiler->_config = $this->_config;
  1483. $smarty_compiler->request_use_auto_globals = $this->request_use_auto_globals;
  1484.  
  1485. if (isset($cache_include_path) && isset($this->_cache_serials[$cache_include_path])) {
  1486. $smarty_compiler->_cache_serial = $this->_cache_serials[$cache_include_path];
  1487. }
  1488. $smarty_compiler->_cache_include = $cache_include_path;
  1489.  
  1490.  
  1491. $_results = $smarty_compiler->_compile_file($resource_name, $source_content, $compiled_content);
  1492.  
  1493. if ($smarty_compiler->_cache_serial) {
  1494. $this->_cache_include_info = array(
  1495. 'cache_serial'=>$smarty_compiler->_cache_serial
  1496. ,'plugins_code'=>$smarty_compiler->_plugins_code
  1497. ,'include_file_path' => $cache_include_path);
  1498.  
  1499. } else {
  1500. $this->_cache_include_info = null;
  1501.  
  1502. }
  1503.  
  1504. return $_results;
  1505. }
  1506.  
  1507. /**
  1508. * Get the compile path for this resource
  1509. *
  1510. * @param string $resource_name
  1511. * @return string results of {@link _get_auto_filename()}
  1512. */
  1513. function _get_compile_path($resource_name)
  1514. {
  1515. return $this->_get_auto_filename($this->compile_dir, $resource_name,
  1516. $this->_compile_id) . '.php';
  1517. }
  1518.  
  1519. /**
  1520. * fetch the template info. Gets timestamp, and source
  1521. * if get_source is true
  1522. *
  1523. * sets $source_content to the source of the template, and
  1524. * $resource_timestamp to its time stamp
  1525. * @param string $resource_name
  1526. * @param string $source_content
  1527. * @param integer $resource_timestamp
  1528. * @param boolean $get_source
  1529. * @param boolean $quiet
  1530. * @return boolean
  1531. */
  1532.  
  1533. function _fetch_resource_info(&$params)
  1534. {
  1535. if(!isset($params['get_source'])) { $params['get_source'] = true; }
  1536. if(!isset($params['quiet'])) { $params['quiet'] = false; }
  1537.  
  1538. $_return = false;
  1539. $_params = array('resource_name' => $params['resource_name']) ;
  1540. if (isset($params['resource_base_path']))
  1541. $_params['resource_base_path'] = $params['resource_base_path'];
  1542. else
  1543. $_params['resource_base_path'] = $this->template_dir;
  1544.  
  1545. if ($this->_parse_resource_name($_params)) {
  1546. $_resource_type = $_params['resource_type'];
  1547. $_resource_name = $_params['resource_name'];
  1548. switch ($_resource_type) {
  1549. case 'file':
  1550. if ($params['get_source']) {
  1551. $params['source_content'] = $this->_read_file($_resource_name);
  1552. }
  1553. $params['resource_timestamp'] = filemtime($_resource_name);
  1554. $_return = is_file($_resource_name);
  1555. break;
  1556.  
  1557. default:
  1558. // call resource functions to fetch the template source and timestamp
  1559. if ($params['get_source']) {
  1560. $_source_return = isset($this->_plugins['resource'][$_resource_type]) &&
  1561. call_user_func_array($this->_plugins['resource'][$_resource_type][0][0],
  1562. array($_resource_name, &$params['source_content'], &$this));
  1563. } else {
  1564. $_source_return = true;
  1565. }
  1566.  
  1567. $_timestamp_return = isset($this->_plugins['resource'][$_resource_type]) &&
  1568. call_user_func_array($this->_plugins['resource'][$_resource_type][0][1],
  1569. array($_resource_name, &$params['resource_timestamp'], &$this));
  1570.  
  1571. $_return = $_source_return && $_timestamp_return;
  1572. break;
  1573. }
  1574. }
  1575.  
  1576. if (!$_return) {
  1577. // see if we can get a template with the default template handler
  1578. if (!empty($this->default_template_handler_func)) {
  1579. if (!is_callable($this->default_template_handler_func)) {
  1580. $this->trigger_error("default template handler function \"$this->default_template_handler_func\" doesn't exist.");
  1581. } else {
  1582. $_return = call_user_func_array(
  1583. $this->default_template_handler_func,
  1584. array($_params['resource_type'], $_params['resource_name'], &$params['source_content'], &$params['resource_timestamp'], &$this));
  1585. }
  1586. }
  1587. }
  1588.  
  1589. if (!$_return) {
  1590. if (!$params['quiet']) {
  1591. $this->trigger_error('unable to read resource: "' . $params['resource_name'] . '"');
  1592. }
  1593. } else if ($_return && $this->security) {
  1594. require_once(SMARTY_CORE_DIR . 'core.is_secure.php');
  1595. if (!smarty_core_is_secure($_params, $this)) {
  1596. if (!$params['quiet'])
  1597. $this->trigger_error('(secure mode) accessing "' . $params['resource_name'] . '" is not allowed');
  1598. $params['source_content'] = null;
  1599. $params['resource_timestamp'] = null;
  1600. return false;
  1601. }
  1602. }
  1603. return $_return;
  1604. }
  1605.  
  1606.  
  1607. /**
  1608. * parse out the type and name from the resource
  1609. *
  1610. * @param string $resource_base_path
  1611. * @param string $resource_name
  1612. * @param string $resource_type
  1613. * @param string $resource_name
  1614. * @return boolean
  1615. */
  1616.  
  1617. function _parse_resource_name(&$params)
  1618. {
  1619.  
  1620. // split tpl_path by the first colon
  1621. $_resource_name_parts = explode(':', $params['resource_name'], 2);
  1622.  
  1623. if (count($_resource_name_parts) == 1) {
  1624. // no resource type given
  1625. $params['resource_type'] = $this->default_resource_type;
  1626. $params['resource_name'] = $_resource_name_parts[0];
  1627. } else {
  1628. if(strlen($_resource_name_parts[0]) == 1) {
  1629. // 1 char is not resource type, but part of filepath
  1630. $params['resource_type'] = $this->default_resource_type;
  1631. $params['resource_name'] = $params['resource_name'];
  1632. } else {
  1633. $params['resource_type'] = $_resource_name_parts[0];
  1634. $params['resource_name'] = $_resource_name_parts[1];
  1635. }
  1636. }
  1637.  
  1638. if ($params['resource_type'] == 'file') {
  1639. if (!preg_match('/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/', $params['resource_name'])) {
  1640. // relative pathname to $params['resource_base_path']
  1641. // use the first directory where the file is found
  1642. foreach ((array)$params['resource_base_path'] as $_curr_path) {
  1643. $_fullpath = $_curr_path . DIRECTORY_SEPARATOR . $params['resource_name'];
  1644. if (file_exists($_fullpath) && is_file($_fullpath)) {
  1645. $params['resource_name'] = $_fullpath;
  1646. return true;
  1647. }
  1648. // didn't find the file, try include_path
  1649. $_params = array('file_path' => $_fullpath);
  1650. require_once(SMARTY_CORE_DIR . 'core.get_include_path.php');
  1651. if(smarty_core_get_include_path($_params, $this)) {
  1652. $params['resource_name'] = $_params['new_file_path'];
  1653. return true;
  1654. }
  1655. }
  1656. return false;
  1657. } else {
  1658. /* absolute path */
  1659. return file_exists($params['resource_name']);
  1660. }
  1661. } elseif (empty($this->_plugins['resource'][$params['resource_type']])) {
  1662. $_params = array('type' => $params['resource_type']);
  1663. require_once(SMARTY_CORE_DIR . 'core.load_resource_plugin.php');
  1664. smarty_core_load_resource_plugin($_params, $this);
  1665. }
  1666.  
  1667. return true;
  1668. }
  1669.  
  1670.  
  1671. /**
  1672. * Handle modifiers
  1673. *
  1674. * @param string|null $modifier_name
  1675. * @param array|null $map_array
  1676. * @return string result of modifiers
  1677. */
  1678. function _run_mod_handler()
  1679. {
  1680. $_args = func_get_args();
  1681. list($_modifier_name, $_map_array) = array_splice($_args, 0, 2);
  1682. list($_func_name, $_tpl_file, $_tpl_line) =
  1683. $this->_plugins['modifier'][$_modifier_name];
  1684.  
  1685. $_var = $_args[0];
  1686. foreach ($_var as $_key => $_val) {
  1687. $_args[0] = $_val;
  1688. $_var[$_key] = call_user_func_array($_func_name, $_args);
  1689. }
  1690. return $_var;
  1691. }
  1692.  
  1693. /**
  1694. * Remove starting and ending quotes from the string
  1695. *
  1696. * @param string $string
  1697. * @return string
  1698. */
  1699. function _dequote($string)
  1700. {
  1701. if ((substr($string, 0, 1) == "'" || substr($string, 0, 1) == '"') &&
  1702. substr($string, -1) == substr($string, 0, 1))
  1703. return substr($string, 1, -1);
  1704. else
  1705. return $string;
  1706. }
  1707.  
  1708.  
  1709. /**
  1710. * read in a file
  1711. *
  1712. * @param string $filename
  1713. * @return string
  1714. */
  1715. function _read_file($filename)
  1716. {
  1717. if ( file_exists($filename) && ($fd = @fopen($filename, 'rb')) ) {
  1718. $contents = '';
  1719. while (!feof($fd)) {
  1720. $contents .= fread($fd, 8192);
  1721. }
  1722. fclose($fd);
  1723. return $contents;
  1724. } else {
  1725. return false;
  1726. }
  1727. }
  1728.  
  1729. /**
  1730. * get a concrete filename for automagically created content
  1731. *
  1732. * @param string $auto_base
  1733. * @param string $auto_source
  1734. * @param string $auto_id
  1735. * @return string
  1736. * @staticvar string|null
  1737. * @staticvar string|null
  1738. */
  1739. function _get_auto_filename($auto_base, $auto_source = null, $auto_id = null)
  1740. {
  1741. $_compile_dir_sep = $this->use_sub_dirs ? DIRECTORY_SEPARATOR : '^';
  1742. $_return = $auto_base . DIRECTORY_SEPARATOR;
  1743.  
  1744. if(isset($auto_id)) {
  1745. // make auto_id safe for directory names
  1746. $auto_id = str_replace('%7C',$_compile_dir_sep,(urlencode($auto_id)));
  1747. // split into separate directories
  1748. $_return .= $auto_id . $_compile_dir_sep;
  1749. }
  1750.  
  1751. if(isset($auto_source)) {
  1752. // make source name safe for filename
  1753. $_filename = urlencode(basename($auto_source));
  1754. $_crc32 = sprintf('%08X', crc32($auto_source));
  1755. // prepend %% to avoid name conflicts with
  1756. // with $params['auto_id'] names
  1757. $_crc32 = substr($_crc32, 0, 2) . $_compile_dir_sep .
  1758. substr($_crc32, 0, 3) . $_compile_dir_sep . $_crc32;
  1759. $_return .= '%%' . $_crc32 . '%%' . $_filename;
  1760. }
  1761.  
  1762. return $_return;
  1763. }
  1764.  
  1765. /**
  1766. * unlink a file, possibly using expiration time
  1767. *
  1768. * @param string $resource
  1769. * @param integer $exp_time
  1770. */
  1771. function _unlink($resource, $exp_time = null)
  1772. {
  1773. if(isset($exp_time)) {
  1774. if(time() - @filemtime($resource) >= $exp_time) {
  1775. return @unlink($resource);
  1776. }
  1777. } else {
  1778. return @unlink($resource);
  1779. }
  1780. }
  1781.  
  1782. /**
  1783. * returns an auto_id for auto-file-functions
  1784. *
  1785. * @param string $cache_id
  1786. * @param string $compile_id
  1787. * @return string|null
  1788. */
  1789. function _get_auto_id($cache_id=null, $compile_id=null) {
  1790. if (isset($cache_id))
  1791. return (isset($compile_id)) ? $cache_id . '|' . $compile_id : $cache_id;
  1792. elseif(isset($compile_id))
  1793. return $compile_id;
  1794. else
  1795. return null;
  1796. }
  1797.  
  1798. /**
  1799. * trigger Smarty plugin error
  1800. *
  1801. * @param string $error_msg
  1802. * @param string $tpl_file
  1803. * @param integer $tpl_line
  1804. * @param string $file
  1805. * @param integer $line
  1806. * @param integer $error_type
  1807. */
  1808. function _trigger_fatal_error($error_msg, $tpl_file = null, $tpl_line = null,
  1809. $file = null, $line = null, $error_type = E_USER_ERROR)
  1810. {
  1811. if(isset($file) && isset($line)) {
  1812. $info = ' ('.basename($file).", line $line)";
  1813. } else {
  1814. $info = '';
  1815. }
  1816. if (isset($tpl_line) && isset($tpl_file)) {
  1817. $this->trigger_error('[in ' . $tpl_file . ' line ' . $tpl_line . "]: $error_msg$info", $error_type);
  1818. } else {
  1819. $this->trigger_error($error_msg . $info, $error_type);
  1820. }
  1821. }
  1822.  
  1823.  
  1824. /**
  1825. * callback function for preg_replace, to call a non-cacheable block
  1826. * @return string
  1827. */
  1828. function _process_compiled_include_callback($match) {
  1829. $_func = '_smarty_tplfunc_'.$match[2].'_'.$match[3];
  1830. ob_start();
  1831. $_func($this);
  1832. $_ret = ob_get_contents();
  1833. ob_end_clean();
  1834. return $_ret;
  1835. }
  1836.  
  1837.  
  1838. /**
  1839. * called for included templates
  1840. *
  1841. * @param string $_smarty_include_tpl_file
  1842. * @param string $_smarty_include_vars
  1843. */
  1844.  
  1845. // $_smarty_include_tpl_file, $_smarty_include_vars
  1846.  
  1847. function _smarty_include($params)
  1848. {
  1849. if ($this->debugging) {
  1850. $_params = array();
  1851. require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
  1852. $debug_start_time = smarty_core_get_microtime($_params, $this);
  1853. $this->_smarty_debug_info[] = array('type' => 'template',
  1854. 'filename' => $params['smarty_include_tpl_file'],
  1855. 'depth' => ++$this->_inclusion_depth);
  1856. $included_tpls_idx = count($this->_smarty_debug_info) - 1;
  1857. }
  1858.  
  1859. $this->_tpl_vars = array_merge($this->_tpl_vars, $params['smarty_include_vars']);
  1860.  
  1861. // config vars are treated as local, so push a copy of the
  1862. // current ones onto the front of the stack
  1863. array_unshift($this->_config, $this->_config[0]);
  1864.  
  1865. $_smarty_compile_path = $this->_get_compile_path($params['smarty_include_tpl_file']);
  1866.  
  1867.  
  1868. if ($this->_is_compiled($params['smarty_include_tpl_file'], $_smarty_compile_path)
  1869. || $this->_compile_resource($params['smarty_include_tpl_file'], $_smarty_compile_path))
  1870. {
  1871. include($_smarty_compile_path);
  1872. }
  1873.  
  1874. // pop the local vars off the front of the stack
  1875. array_shift($this->_config);
  1876.  
  1877. $this->_inclusion_depth--;
  1878.  
  1879. if ($this->debugging) {
  1880. // capture time for debugging info
  1881. $_params = array();
  1882. require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
  1883. $this->_smarty_debug_info[$included_tpls_idx]['exec_time'] = smarty_core_get_microtime($_params, $this) - $debug_start_time;
  1884. }
  1885.  
  1886. if ($this->caching) {
  1887. $this->_cache_info['template'][$params['smarty_include_tpl_file']] = true;
  1888. }
  1889. }
  1890.  
  1891.  
  1892. /**
  1893. * get or set an array of cached attributes for function that is
  1894. * not cacheable
  1895. * @return array
  1896. */
  1897. function &_smarty_cache_attrs($cache_serial, $count) {
  1898. $_cache_attrs =& $this->_cache_info['cache_attrs'][$cache_serial][$count];
  1899.  
  1900. if ($this->_cache_including) {
  1901. /* return next set of cache_attrs */
  1902. $_return = current($_cache_attrs);
  1903. next($_cache_attrs);
  1904. return $_return;
  1905.  
  1906. } else {
  1907. /* add a reference to a new set of cache_attrs */
  1908. $_cache_attrs[] = array();
  1909. return $_cache_attrs[count($_cache_attrs)-1];
  1910.  
  1911. }
  1912.  
  1913. }
  1914.  
  1915.  
  1916. /**
  1917. * wrapper for include() retaining $this
  1918. * @return mixed
  1919. */
  1920. function _include($filename, $once=false, $params=null)
  1921. {
  1922. if ($once) {
  1923. return include_once($filename);
  1924. } else {
  1925. return include($filename);
  1926. }
  1927. }
  1928.  
  1929.  
  1930. /**
  1931. * wrapper for eval() retaining $this
  1932. * @return mixed
  1933. */
  1934. function _eval($code, $params=null)
  1935. {
  1936. return eval($code);
  1937. }
  1938. /**#@-*/
  1939.  
  1940. }
  1941.  
  1942. /* vim: set expandtab: */
  1943.  
  1944. ?>
  1945.  
  1946.  
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement