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PHP Cross Reference of Moodle 1.9.3 [Build 15-Oct-2008] |
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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 2.6.9 31 */ 32 33 /* $Id: Smarty.class.php,v 1.3 2005/06/24 12:50:29 thepurpleblob 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 . 'core' . 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 = '2.6.9'; 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 $this->_tpl_vars; 1058 } 1059 if(isset($this->_tpl_vars[$name])) { 1060 return $this->_tpl_vars[$name]; 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 } 1078 } 1079 1080 /** 1081 * trigger Smarty error 1082 * 1083 * @param string $error_msg 1084 * @param integer $error_type 1085 */ 1086 function trigger_error($error_msg, $error_type = E_USER_WARNING) 1087 { 1088 trigger_error("Smarty error: $error_msg", $error_type); 1089 } 1090 1091 1092 /** 1093 * executes & displays the template results 1094 * 1095 * @param string $resource_name 1096 * @param string $cache_id 1097 * @param string $compile_id 1098 */ 1099 function display($resource_name, $cache_id = null, $compile_id = null) 1100 { 1101 $this->fetch($resource_name, $cache_id, $compile_id, true); 1102 } 1103 1104 /** 1105 * executes & returns or displays the template results 1106 * 1107 * @param string $resource_name 1108 * @param string $cache_id 1109 * @param string $compile_id 1110 * @param boolean $display 1111 */ 1112 function fetch($resource_name, $cache_id = null, $compile_id = null, $display = false) 1113 { 1114 static $_cache_info = array(); 1115 1116 $_smarty_old_error_level = $this->debugging ? error_reporting() : error_reporting(isset($this->error_reporting) 1117 ? $this->error_reporting : error_reporting() & ~E_NOTICE); 1118 1119 if (!$this->debugging && $this->debugging_ctrl == 'URL') { 1120 $_query_string = $this->request_use_auto_globals ? $_SERVER['QUERY_STRING'] : $GLOBALS['HTTP_SERVER_VARS']['QUERY_STRING']; 1121 if (@strstr($_query_string, $this->_smarty_debug_id)) { 1122 if (@strstr($_query_string, $this->_smarty_debug_id . '=on')) { 1123 // enable debugging for this browser session 1124 @setcookie('SMARTY_DEBUG', true); 1125 $this->debugging = true; 1126 } elseif (@strstr($_query_string, $this->_smarty_debug_id . '=off')) { 1127 // disable debugging for this browser session 1128 @setcookie('SMARTY_DEBUG', false); 1129 $this->debugging = false; 1130 } else { 1131 // enable debugging for this page 1132 $this->debugging = true; 1133 } 1134 } else { 1135 $this->debugging = (bool)($this->request_use_auto_globals ? @$_COOKIE['SMARTY_DEBUG'] : @$GLOBALS['HTTP_COOKIE_VARS']['SMARTY_DEBUG']); 1136 } 1137 } 1138 1139 if ($this->debugging) { 1140 // capture time for debugging info 1141 $_params = array(); 1142 require_once(SMARTY_CORE_DIR . 'core.get_microtime.php'); 1143 $_debug_start_time = smarty_core_get_microtime($_params, $this); 1144 $this->_smarty_debug_info[] = array('type' => 'template', 1145 'filename' => $resource_name, 1146 'depth' => 0); 1147 $_included_tpls_idx = count($this->_smarty_debug_info) - 1; 1148 } 1149 1150 if (!isset($compile_id)) { 1151 $compile_id = $this->compile_id; 1152 } 1153 1154 $this->_compile_id = $compile_id; 1155 $this->_inclusion_depth = 0; 1156 1157 if ($this->caching) { 1158 // save old cache_info, initialize cache_info 1159 array_push($_cache_info, $this->_cache_info); 1160 $this->_cache_info = array(); 1161 $_params = array( 1162 'tpl_file' => $resource_name, 1163 'cache_id' => $cache_id, 1164 'compile_id' => $compile_id, 1165 'results' => null 1166 ); 1167 require_once(SMARTY_CORE_DIR . 'core.read_cache_file.php'); 1168 if (smarty_core_read_cache_file($_params, $this)) { 1169 $_smarty_results = $_params['results']; 1170 if (!empty($this->_cache_info['insert_tags'])) { 1171 $_params = array('plugins' => $this->_cache_info['insert_tags']); 1172 require_once(SMARTY_CORE_DIR . 'core.load_plugins.php'); 1173 smarty_core_load_plugins($_params, $this); 1174 $_params = array('results' => $_smarty_results); 1175 require_once(SMARTY_CORE_DIR . 'core.process_cached_inserts.php'); 1176 $_smarty_results = smarty_core_process_cached_inserts($_params, $this); 1177 } 1178 if (!empty($this->_cache_info['cache_serials'])) { 1179 $_params = array('results' => $_smarty_results); 1180 require_once(SMARTY_CORE_DIR . 'core.process_compiled_include.php'); 1181 $_smarty_results = smarty_core_process_compiled_include($_params, $this); 1182 } 1183 1184 1185 if ($display) { 1186 if ($this->debugging) 1187 { 1188 // capture time for debugging info 1189 $_params = array(); 1190 require_once(SMARTY_CORE_DIR . 'core.get_microtime.php'); 1191 $this->_smarty_debug_info[$_included_tpls_idx]['exec_time'] = smarty_core_get_microtime($_params, $this) - $_debug_start_time; 1192 require_once(SMARTY_CORE_DIR . 'core.display_debug_console.php'); 1193 $_smarty_results .= smarty_core_display_debug_console($_params, $this); 1194 } 1195 if ($this->cache_modified_check) { 1196 $_server_vars = ($this->request_use_auto_globals) ? $_SERVER : $GLOBALS['HTTP_SERVER_VARS']; 1197 $_last_modified_date = @substr($_server_vars['HTTP_IF_MODIFIED_SINCE'], 0, strpos($_server_vars['HTTP_IF_MODIFIED_SINCE'], 'GMT') + 3); 1198 $_gmt_mtime = gmdate('D, d M Y H:i:s', $this->_cache_info['timestamp']).' GMT'; 1199 if (@count($this->_cache_info['insert_tags']) == 0 1200 && !$this->_cache_serials 1201 && $_gmt_mtime == $_last_modified_date) { 1202 if (php_sapi_name()=='cgi') 1203 header('Status: 304 Not Modified'); 1204 else 1205 header('HTTP/1.1 304 Not Modified'); 1206 1207 } else { 1208 header('Last-Modified: '.$_gmt_mtime); 1209 echo $_smarty_results; 1210 } 1211 } else { 1212 echo $_smarty_results; 1213 } 1214 error_reporting($_smarty_old_error_level); 1215 // restore initial cache_info 1216 $this->_cache_info = array_pop($_cache_info); 1217 return true; 1218 } else { 1219 error_reporting($_smarty_old_error_level); 1220 // restore initial cache_info 1221 $this->_cache_info = array_pop($_cache_info); 1222 return $_smarty_results; 1223 } 1224 } else { 1225 $this->_cache_info['template'][$resource_name] = true; 1226 if ($this->cache_modified_check && $display) { 1227 header('Last-Modified: '.gmdate('D, d M Y H:i:s', time()).' GMT'); 1228 } 1229 } 1230 } 1231 1232 // load filters that are marked as autoload 1233 if (count($this->autoload_filters)) { 1234 foreach ($this->autoload_filters as $_filter_type => $_filters) { 1235 foreach ($_filters as $_filter) { 1236 $this->load_filter($_filter_type, $_filter); 1237 } 1238 } 1239 } 1240 1241 $_smarty_compile_path = $this->_get_compile_path($resource_name); 1242 1243 // if we just need to display the results, don't perform output 1244 // buffering - for speed 1245 $_cache_including = $this->_cache_including; 1246 $this->_cache_including = false; 1247 if ($display && !$this->caching && count($this->_plugins['outputfilter']) == 0) { 1248 if ($this->_is_compiled($resource_name, $_smarty_compile_path) 1249 || $this->_compile_resource($resource_name, $_smarty_compile_path)) 1250 { 1251 include($_smarty_compile_path); 1252 } 1253 } else { 1254 ob_start(); 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 $_smarty_results = ob_get_contents(); 1261 ob_end_clean(); 1262 1263 foreach ((array)$this->_plugins['outputfilter'] as $_output_filter) { 1264 $_smarty_results = call_user_func_array($_output_filter[0], array($_smarty_results, &$this)); 1265 } 1266 } 1267 1268 if ($this->caching) { 1269 $_params = array('tpl_file' => $resource_name, 1270 'cache_id' => $cache_id, 1271 'compile_id' => $compile_id, 1272 'results' => $_smarty_results); 1273 require_once(SMARTY_CORE_DIR . 'core.write_cache_file.php'); 1274 smarty_core_write_cache_file($_params, $this); 1275 require_once(SMARTY_CORE_DIR . 'core.process_cached_inserts.php'); 1276 $_smarty_results = smarty_core_process_cached_inserts($_params, $this); 1277 1278 if ($this->_cache_serials) { 1279 // strip nocache-tags from output 1280 $_smarty_results = preg_replace('!(\{/?nocache\:[0-9a-f]{32}#\d+\})!s' 1281 ,'' 1282 ,$_smarty_results); 1283 } 1284 // restore initial cache_info 1285 $this->_cache_info = array_pop($_cache_info); 1286 } 1287 $this->_cache_including = $_cache_including; 1288 1289 if ($display) { 1290 if (isset($_smarty_results)) { echo $_smarty_results; } 1291 if ($this->debugging) { 1292 // capture time for debugging info 1293 $_params = array(); 1294 require_once(SMARTY_CORE_DIR . 'core.get_microtime.php'); 1295 $this->_smarty_debug_info[$_included_tpls_idx]['exec_time'] = (smarty_core_get_microtime($_params, $this) - $_debug_start_time); 1296 require_once(SMARTY_CORE_DIR . 'core.display_debug_console.php'); 1297 echo smarty_core_display_debug_console($_params, $this); 1298 } 1299 error_reporting($_smarty_old_error_level); 1300 return; 1301 } else { 1302 error_reporting($_smarty_old_error_level); 1303 if (isset($_smarty_results)) { return $_smarty_results; } 1304 } 1305 } 1306 1307 /** 1308 * load configuration values 1309 * 1310 * @param string $file 1311 * @param string $section 1312 * @param string $scope 1313 */ 1314 function config_load($file, $section = null, $scope = 'global') 1315 { 1316 require_once($this->_get_plugin_filepath('function', 'config_load')); 1317 smarty_function_config_load(array('file' => $file, 'section' => $section, 'scope' => $scope), $this); 1318 } 1319 1320 /** 1321 * return a reference to a registered object 1322 * 1323 * @param string $name 1324 * @return object 1325 */ 1326 function &get_registered_object($name) { 1327 if (!isset($this->_reg_objects[$name])) 1328 $this->_trigger_fatal_error("'$name' is not a registered object"); 1329 1330 if (!is_object($this->_reg_objects[$name][0])) 1331 $this->_trigger_fatal_error("registered '$name' is not an object"); 1332 1333 return $this->_reg_objects[$name][0]; 1334 } 1335 1336 /** 1337 * clear configuration values 1338 * 1339 * @param string $var 1340 */ 1341 function clear_config($var = null) 1342 { 1343 if(!isset($var)) { 1344 // clear all values 1345 $this->_config = array(array('vars' => array(), 1346 'files' => array())); 1347 } else { 1348 unset($this->_config[0]['vars'][$var]); 1349 } 1350 } 1351 1352 /** 1353 * get filepath of requested plugin 1354 * 1355 * @param string $type 1356 * @param string $name 1357 * @return string|false 1358 */ 1359 function _get_plugin_filepath($type, $name) 1360 { 1361 $_params = array('type' => $type, 'name' => $name); 1362 require_once(SMARTY_CORE_DIR . 'core.assemble_plugin_filepath.php'); 1363 return smarty_core_assemble_plugin_filepath($_params, $this); 1364 } 1365 1366 /** 1367 * test if resource needs compiling 1368 * 1369 * @param string $resource_name 1370 * @param string $compile_path 1371 * @return boolean 1372 */ 1373 function _is_compiled($resource_name, $compile_path) 1374 { 1375 if (!$this->force_compile && file_exists($compile_path)) { 1376 if (!$this->compile_check) { 1377 // no need to check compiled file 1378 return true; 1379 } else { 1380 // get file source and timestamp 1381 $_params = array('resource_name' => $resource_name, 'get_source'=>false); 1382 if (!$this->_fetch_resource_info($_params)) { 1383 return false; 1384 } 1385 if ($_params['resource_timestamp'] <= filemtime($compile_path)) { 1386 // template not expired, no recompile 1387 return true; 1388 } else { 1389 // compile template 1390 return false; 1391 } 1392 } 1393 } else { 1394 // compiled template does not exist, or forced compile 1395 return false; 1396 } 1397 } 1398 1399 /** 1400 * compile the template 1401 * 1402 * @param string $resource_name 1403 * @param string $compile_path 1404 * @return boolean 1405 */ 1406 function _compile_resource($resource_name, $compile_path) 1407 { 1408 1409 $_params = array('resource_name' => $resource_name); 1410 if (!$this->_fetch_resource_info($_params)) { 1411 return false; 1412 } 1413 1414 $_source_content = $_params['source_content']; 1415 $_cache_include = substr($compile_path, 0, -4).'.inc'; 1416 1417 if ($this->_compile_source($resource_name, $_source_content, $_compiled_content, $_cache_include)) { 1418 // if a _cache_serial was set, we also have to write an include-file: 1419 if ($this->_cache_include_info) { 1420 require_once(SMARTY_CORE_DIR . 'core.write_compiled_include.php'); 1421 smarty_core_write_compiled_include(array_merge($this->_cache_include_info, array('compiled_content'=>$_compiled_content, 'resource_name'=>$resource_name)), $this); 1422 } 1423 1424 $_params = array('compile_path'=>$compile_path, 'compiled_content' => $_compiled_content); 1425 require_once(SMARTY_CORE_DIR . 'core.write_compiled_resource.php'); 1426 smarty_core_write_compiled_resource($_params, $this); 1427 1428 return true; 1429 } else { 1430 return false; 1431 } 1432 1433 } 1434 1435 /** 1436 * compile the given source 1437 * 1438 * @param string $resource_name 1439 * @param string $source_content 1440 * @param string $compiled_content 1441 * @return boolean 1442 */ 1443 function _compile_source($resource_name, &$source_content, &$compiled_content, $cache_include_path=null) 1444 { 1445 if (file_exists(SMARTY_DIR . $this->compiler_file)) { 1446 require_once(SMARTY_DIR . $this->compiler_file); 1447 } else { 1448 // use include_path 1449 require_once($this->compiler_file); 1450 } 1451 1452 1453 $smarty_compiler = new $this->compiler_class; 1454 1455 $smarty_compiler->template_dir = $this->template_dir; 1456 $smarty_compiler->compile_dir = $this->compile_dir; 1457 $smarty_compiler->plugins_dir = $this->plugins_dir; 1458 $smarty_compiler->config_dir = $this->config_dir; 1459 $smarty_compiler->force_compile = $this->force_compile; 1460 $smarty_compiler->caching = $this->caching; 1461 $smarty_compiler->php_handling = $this->php_handling; 1462 $smarty_compiler->left_delimiter = $this->left_delimiter; 1463 $smarty_compiler->right_delimiter = $this->right_delimiter; 1464 $smarty_compiler->_version = $this->_version; 1465 $smarty_compiler->security = $this->security; 1466 $smarty_compiler->secure_dir = $this->secure_dir; 1467 $smarty_compiler->security_settings = $this->security_settings; 1468 $smarty_compiler->trusted_dir = $this->trusted_dir; 1469 $smarty_compiler->use_sub_dirs = $this->use_sub_dirs; 1470 $smarty_compiler->_reg_objects = &$this->_reg_objects; 1471 $smarty_compiler->_plugins = &$this->_plugins; 1472 $smarty_compiler->_tpl_vars = &$this->_tpl_vars; 1473 $smarty_compiler->default_modifiers = $this->default_modifiers; 1474 $smarty_compiler->compile_id = $this->_compile_id; 1475 $smarty_compiler->_config = $this->_config; 1476 $smarty_compiler->request_use_auto_globals = $this->request_use_auto_globals; 1477 1478 if (isset($cache_include_path) && isset($this->_cache_serials[$cache_include_path])) { 1479 $smarty_compiler->_cache_serial = $this->_cache_serials[$cache_include_path]; 1480 } 1481 $smarty_compiler->_cache_include = $cache_include_path; 1482 1483 1484 $_results = $smarty_compiler->_compile_file($resource_name, $source_content, $compiled_content); 1485 1486 if ($smarty_compiler->_cache_serial) { 1487 $this->_cache_include_info = array( 1488 'cache_serial'=>$smarty_compiler->_cache_serial 1489 ,'plugins_code'=>$smarty_compiler->_plugins_code 1490 ,'include_file_path' => $cache_include_path); 1491 1492 } else { 1493 $this->_cache_include_info = null; 1494 1495 } 1496 1497 return $_results; 1498 } 1499 1500 /** 1501 * Get the compile path for this resource 1502 * 1503 * @param string $resource_name 1504 * @return string results of {@link _get_auto_filename()} 1505 */ 1506 function _get_compile_path($resource_name) 1507 { 1508 return $this->_get_auto_filename($this->compile_dir, $resource_name, 1509 $this->_compile_id) . '.php'; 1510 } 1511 1512 /** 1513 * fetch the template info. Gets timestamp, and source 1514 * if get_source is true 1515 * 1516 * sets $source_content to the source of the template, and 1517 * $resource_timestamp to its time stamp 1518 * @param string $resource_name 1519 * @param string $source_content 1520 * @param integer $resource_timestamp 1521 * @param boolean $get_source 1522 * @param boolean $quiet 1523 * @return boolean 1524 */ 1525 1526 function _fetch_resource_info(&$params) 1527 { 1528 if(!isset($params['get_source'])) { $params['get_source'] = true; } 1529 if(!isset($params['quiet'])) { $params['quiet'] = false; } 1530 1531 $_return = false; 1532 $_params = array('resource_name' => $params['resource_name']) ; 1533 if (isset($params['resource_base_path'])) 1534 $_params['resource_base_path'] = $params['resource_base_path']; 1535 else 1536 $_params['resource_base_path'] = $this->template_dir; 1537 1538 if ($this->_parse_resource_name($_params)) { 1539 $_resource_type = $_params['resource_type']; 1540 $_resource_name = $_params['resource_name']; 1541 switch ($_resource_type) { 1542 case 'file': 1543 if ($params['get_source']) { 1544 $params['source_content'] = $this->_read_file($_resource_name); 1545 } 1546 $params['resource_timestamp'] = filemtime($_resource_name); 1547 $_return = is_file($_resource_name); 1548 break; 1549 1550 default: 1551 // call resource functions to fetch the template source and timestamp 1552 if ($params['get_source']) { 1553 $_source_return = isset($this->_plugins['resource'][$_resource_type]) && 1554 call_user_func_array($this->_plugins['resource'][$_resource_type][0][0], 1555 array($_resource_name, &$params['source_content'], &$this)); 1556 } else { 1557 $_source_return = true; 1558 } 1559 1560 $_timestamp_return = isset($this->_plugins['resource'][$_resource_type]) && 1561 call_user_func_array($this->_plugins['resource'][$_resource_type][0][1], 1562 array($_resource_name, &$params['resource_timestamp'], &$this)); 1563 1564 $_return = $_source_return && $_timestamp_return; 1565 break; 1566 } 1567 } 1568 1569 if (!$_return) { 1570 // see if we can get a template with the default template handler 1571 if (!empty($this->default_template_handler_func)) { 1572 if (!is_callable($this->default_template_handler_func)) { 1573 $this->trigger_error("default template handler function \"$this->default_template_handler_func\" doesn't exist."); 1574 } else { 1575 $_return = call_user_func_array( 1576 $this->default_template_handler_func, 1577 array($_params['resource_type'], $_params['resource_name'], &$params['source_content'], &$params['resource_timestamp'], &$this)); 1578 } 1579 } 1580 } 1581 1582 if (!$_return) { 1583 if (!$params['quiet']) { 1584 $this->trigger_error('unable to read resource: "' . $params['resource_name'] . '"'); 1585 } 1586 } else if ($_return && $this->security) { 1587 require_once(SMARTY_CORE_DIR . 'core.is_secure.php'); 1588 if (!smarty_core_is_secure($_params, $this)) { 1589 if (!$params['quiet']) 1590 $this->trigger_error('(secure mode) accessing "' . $params['resource_name'] . '" is not allowed'); 1591 $params['source_content'] = null; 1592 $params['resource_timestamp'] = null; 1593 return false; 1594 } 1595 } 1596 return $_return; 1597 } 1598 1599 1600 /** 1601 * parse out the type and name from the resource 1602 * 1603 * @param string $resource_base_path 1604 * @param string $resource_name 1605 * @param string $resource_type 1606 * @param string $resource_name 1607 * @return boolean 1608 */ 1609 1610 function _parse_resource_name(&$params) 1611 { 1612 1613 // split tpl_path by the first colon 1614 $_resource_name_parts = explode(':', $params['resource_name'], 2); 1615 1616 if (count($_resource_name_parts) == 1) { 1617 // no resource type given 1618 $params['resource_type'] = $this->default_resource_type; 1619 $params['resource_name'] = $_resource_name_parts[0]; 1620 } else { 1621 if(strlen($_resource_name_parts[0]) == 1) { 1622 // 1 char is not resource type, but part of filepath 1623 $params['resource_type'] = $this->default_resource_type; 1624 $params['resource_name'] = $params['resource_name']; 1625 } else { 1626 $params['resource_type'] = $_resource_name_parts[0]; 1627 $params['resource_name'] = $_resource_name_parts[1]; 1628 } 1629 } 1630 1631 if ($params['resource_type'] == 'file') { 1632 if (!preg_match('/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/', $params['resource_name'])) { 1633 // relative pathname to $params['resource_base_path'] 1634 // use the first directory where the file is found 1635 foreach ((array)$params['resource_base_path'] as $_curr_path) { 1636 $_fullpath = $_curr_path . DIRECTORY_SEPARATOR . $params['resource_name']; 1637 if (file_exists($_fullpath) && is_file($_fullpath)) { 1638 $params['resource_name'] = $_fullpath; 1639 return true; 1640 } 1641 // didn't find the file, try include_path 1642 $_params = array('file_path' => $_fullpath); 1643 require_once(SMARTY_CORE_DIR . 'core.get_include_path.php'); 1644 if(smarty_core_get_include_path($_params, $this)) { 1645 $params['resource_name'] = $_params['new_file_path']; 1646 return true; 1647 } 1648 } 1649 return false; 1650 } else { 1651 /* absolute path */ 1652 return file_exists($params['resource_name']); 1653 } 1654 } elseif (empty($this->_plugins['resource'][$params['resource_type']])) { 1655 $_params = array('type' => $params['resource_type']); 1656 require_once(SMARTY_CORE_DIR . 'core.load_resource_plugin.php'); 1657 smarty_core_load_resource_plugin($_params, $this); 1658 } 1659 1660 return true; 1661 } 1662 1663 1664 /** 1665 * Handle modifiers 1666 * 1667 * @param string|null $modifier_name 1668 * @param array|null $map_array 1669 * @return string result of modifiers 1670 */ 1671 function _run_mod_handler() 1672 { 1673 $_args = func_get_args(); 1674 list($_modifier_name, $_map_array) = array_splice($_args, 0, 2); 1675 list($_func_name, $_tpl_file, $_tpl_line) = 1676 $this->_plugins['modifier'][$_modifier_name]; 1677 1678 $_var = $_args[0]; 1679 foreach ($_var as $_key => $_val) { 1680 $_args[0] = $_val; 1681 $_var[$_key] = call_user_func_array($_func_name, $_args); 1682 } 1683 return $_var; 1684 } 1685 1686 /** 1687 * Remove starting and ending quotes from the string 1688 * 1689 * @param string $string 1690 * @return string 1691 */ 1692 function _dequote($string) 1693 { 1694 if (($string{0} == "'" || $string{0} == '"') && 1695 $string{strlen($string)-1} == $string{0}) 1696 return substr($string, 1, -1); 1697 else 1698 return $string; 1699 } 1700 1701 1702 /** 1703 * read in a file 1704 * 1705 * @param string $filename 1706 * @return string 1707 */ 1708 function _read_file($filename) 1709 { 1710 if ( file_exists($filename) && ($fd = @fopen($filename, 'rb')) ) { 1711 $contents = ($size = filesize($filename)) ? fread($fd, $size) : ''; 1712 fclose($fd); 1713 return $contents; 1714 } else { 1715 return false; 1716 } 1717 } 1718 1719 /** 1720 * get a concrete filename for automagically created content 1721 * 1722 * @param string $auto_base 1723 * @param string $auto_source 1724 * @param string $auto_id 1725 * @return string 1726 * @staticvar string|null 1727 * @staticvar string|null 1728 */ 1729 function _get_auto_filename($auto_base, $auto_source = null, $auto_id = null) 1730 { 1731 $_compile_dir_sep = $this->use_sub_dirs ? DIRECTORY_SEPARATOR : '^'; 1732 $_return = $auto_base . DIRECTORY_SEPARATOR; 1733 1734 if(isset($auto_id)) { 1735 // make auto_id safe for directory names 1736 $auto_id = str_replace('%7C',$_compile_dir_sep,(urlencode($auto_id))); 1737 // split into separate directories 1738 $_return .= $auto_id . $_compile_dir_sep; 1739 } 1740 1741 if(isset($auto_source)) { 1742 // make source name safe for filename 1743 $_filename = urlencode(basename($auto_source)); 1744 $_crc32 = sprintf('%08X', crc32($auto_source)); 1745 // prepend %% to avoid name conflicts with 1746 // with $params['auto_id'] names 1747 $_crc32 = substr($_crc32, 0, 2) . $_compile_dir_sep . 1748 substr($_crc32, 0, 3) . $_compile_dir_sep . $_crc32; 1749 $_return .= '%%' . $_crc32 . '%%' . $_filename; 1750 } 1751 1752 return $_return; 1753 } 1754 1755 /** 1756 * unlink a file, possibly using expiration time 1757 * 1758 * @param string $resource 1759 * @param integer $exp_time 1760 */ 1761 function _unlink($resource, $exp_time = null) 1762 { 1763 if(isset($exp_time)) { 1764 if(time() - @filemtime($resource) >= $exp_time) { 1765 return @unlink($resource); 1766 } 1767 } else { 1768 return @unlink($resource); 1769 } 1770 } 1771 1772 /** 1773 * returns an auto_id for auto-file-functions 1774 * 1775 * @param string $cache_id 1776 * @param string $compile_id 1777 * @return string|null 1778 */ 1779 function _get_auto_id($cache_id=null, $compile_id=null) { 1780 if (isset($cache_id)) 1781 return (isset($compile_id)) ? $cache_id . '|' . $compile_id : $cache_id; 1782 elseif(isset($compile_id)) 1783 return $compile_id; 1784 else 1785 return null; 1786 } 1787 1788 /** 1789 * trigger Smarty plugin error 1790 * 1791 * @param string $error_msg 1792 * @param string $tpl_file 1793 * @param integer $tpl_line 1794 * @param string $file 1795 * @param integer $line 1796 * @param integer $error_type 1797 */ 1798 function _trigger_fatal_error($error_msg, $tpl_file = null, $tpl_line = null, 1799 $file = null, $line = null, $error_type = E_USER_ERROR) 1800 { 1801 if(isset($file) && isset($line)) { 1802 $info = ' ('.basename($file).", line $line)"; 1803 } else { 1804 $info = ''; 1805 } 1806 if (isset($tpl_line) && isset($tpl_file)) { 1807 $this->trigger_error('[in ' . $tpl_file . ' line ' . $tpl_line . "]: $error_msg$info", $error_type); 1808 } else { 1809 $this->trigger_error($error_msg . $info, $error_type); 1810 } 1811 } 1812 1813 1814 /** 1815 * callback function for preg_replace, to call a non-cacheable block 1816 * @return string 1817 */ 1818 function _process_compiled_include_callback($match) { 1819 $_func = '_smarty_tplfunc_'.$match[2].'_'.$match[3]; 1820 ob_start(); 1821 $_func($this); 1822 $_ret = ob_get_contents(); 1823 ob_end_clean(); 1824 return $_ret; 1825 } 1826 1827 1828 /** 1829 * called for included templates 1830 * 1831 * @param string $_smarty_include_tpl_file 1832 * @param string $_smarty_include_vars 1833 */ 1834 1835 // $_smarty_include_tpl_file, $_smarty_include_vars 1836 1837 function _smarty_include($params) 1838 { 1839 if ($this->debugging) { 1840 $_params = array(); 1841 require_once(SMARTY_CORE_DIR . 'core.get_microtime.php'); 1842 $debug_start_time = smarty_core_get_microtime($_params, $this); 1843 $this->_smarty_debug_info[] = array('type' => 'template', 1844 'filename' => $params['smarty_include_tpl_file'], 1845 'depth' => ++$this->_inclusion_depth); 1846 $included_tpls_idx = count($this->_smarty_debug_info) - 1; 1847 } 1848 1849 $this->_tpl_vars = array_merge($this->_tpl_vars, $params['smarty_include_vars']); 1850 1851 // config vars are treated as local, so push a copy of the 1852 // current ones onto the front of the stack 1853 array_unshift($this->_config, $this->_config[0]); 1854 1855 $_smarty_compile_path = $this->_get_compile_path($params['smarty_include_tpl_file']); 1856 1857 1858 if ($this->_is_compiled($params['smarty_include_tpl_file'], $_smarty_compile_path) 1859 || $this->_compile_resource($params['smarty_include_tpl_file'], $_smarty_compile_path)) 1860 { 1861 include($_smarty_compile_path); 1862 } 1863 1864 // pop the local vars off the front of the stack 1865 array_shift($this->_config); 1866 1867 $this->_inclusion_depth--; 1868 1869 if ($this->debugging) { 1870 // capture time for debugging info 1871 $_params = array(); 1872 require_once(SMARTY_CORE_DIR . 'core.get_microtime.php'); 1873 $this->_smarty_debug_info[$included_tpls_idx]['exec_time'] = smarty_core_get_microtime($_params, $this) - $debug_start_time; 1874 } 1875 1876 if ($this->caching) { 1877 $this->_cache_info['template'][$params['smarty_include_tpl_file']] = true; 1878 } 1879 } 1880 1881 1882 /** 1883 * get or set an array of cached attributes for function that is 1884 * not cacheable 1885 * @return array 1886 */ 1887 function &_smarty_cache_attrs($cache_serial, $count) { 1888 $_cache_attrs =& $this->_cache_info['cache_attrs'][$cache_serial][$count]; 1889 1890 if ($this->_cache_including) { 1891 /* return next set of cache_attrs */ 1892 $_return =& current($_cache_attrs); 1893 next($_cache_attrs); 1894 return $_return; 1895 1896 } else { 1897 /* add a reference to a new set of cache_attrs */ 1898 $_cache_attrs[] = array(); 1899 return $_cache_attrs[count($_cache_attrs)-1]; 1900 1901 } 1902 1903 } 1904 1905 1906 /** 1907 * wrapper for include() retaining $this 1908 * @return mixed 1909 */ 1910 function _include($filename, $once=false, $params=null) 1911 { 1912 if ($once) { 1913 return include_once($filename); 1914 } else { 1915 return include($filename); 1916 } 1917 } 1918 1919 1920 /** 1921 * wrapper for eval() retaining $this 1922 * @return mixed 1923 */ 1924 function _eval($code, $params=null) 1925 { 1926 return eval($code); 1927 } 1928 /**#@-*/ 1929 1930 } 1931 1932 /* vim: set expandtab: */ 1933 1934 ?>
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| Generated: Wed Jan 14 11:33:29 2009 | Cross-referenced by PHPXref 0.7 |