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1932 lines
76 KiB
PHP
1932 lines
76 KiB
PHP
<?php
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/*
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* Project: Smarty: the PHP compiling template engine
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* File: Smarty.class.php
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* Author: Monte Ohrt <monte@ispi.net>
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* Andrei Zmievski <andrei@php.net>
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*
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* Version: 2.1.1
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* Copyright: 2001,2002 ispi of Lincoln, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* For questions, help, comments, discussion, etc., please join the
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* Smarty mailing list. Send a blank e-mail to
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* smarty-general-subscribe@lists.php.net
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*
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* You may contact the authors of Smarty by e-mail at:
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* monte@ispi.net
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* andrei@php.net
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*
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* Or, write to:
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* Monte Ohrt
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* Director of Technology, ispi
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* 237 S. 70th suite 220
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* Lincoln, NE 68510
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*
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* The latest version of Smarty can be obtained from:
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* http://www.phpinsider.com/
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*
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*/
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// set SMARTY_DIR to absolute path to Smarty library files.
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// if not defined, include_path will be used.
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define('DIR_SEP', DIRECTORY_SEPARATOR);
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if (!defined('SMARTY_DIR')) {
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define('SMARTY_DIR', dirname(__FILE__) . DIR_SEP);
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}
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define('SMARTY_PHP_PASSTHRU', 0);
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define('SMARTY_PHP_QUOTE', 1);
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define('SMARTY_PHP_REMOVE', 2);
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define('SMARTY_PHP_ALLOW', 3);
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class Smarty
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{
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/**************************************************************************/
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/* BEGIN SMARTY CONFIGURATION SECTION */
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/* Set the following config variables to your liking. */
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/**************************************************************************/
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// public vars
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var $template_dir = 'templates'; // name of directory for templates
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var $compile_dir = 'templates_c'; // name of directory for compiled templates
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var $config_dir = 'configs'; // directory where config files are located
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var $plugins_dir = array('plugins'); // plugin directories
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var $debugging = false; // enable debugging console true/false
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var $debug_tpl = ''; // path to debug console template
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// (this gets set in the constructor)
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var $debugging_ctrl = 'NONE'; // Possible values:
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// NONE - no debug control allowed
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// URL - enable debugging when keyword
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// SMARTY_DEBUG is found in $QUERY_STRING
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var $global_assign = array( 'HTTP_SERVER_VARS' => array( 'SCRIPT_NAME' )
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); // variables from the GLOBALS array
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// that are implicitly assigned
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// to all templates
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var $undefined = null; // undefined variables in $global_assign will be
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// created with this value
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var $autoload_filters = array(); // indicates which filters will be auto-loaded
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var $compile_check = true; // whether to check for compiling step or not:
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// This is generally set to false once the
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// application is entered into production and
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// initially compiled. Leave set to true
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// during development. true/false default true.
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var $force_compile = false; // force templates to compile every time,
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// overrides cache settings. default false.
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var $caching = 0; // enable caching. can be one of 0/1/2.
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// 0 = no caching
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// 1 = use class cache_lifetime value
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// 2 = use cache_lifetime in cache file
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// default = 0.
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var $cache_dir = 'cache'; // name of directory for template cache files
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var $cache_lifetime = 3600; // number of seconds cached content will persist.
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// 0 = always regenerate cache,
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// -1 = never expires. default is one hour (3600)
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var $cache_handler_func = null; // function used for cached content. this is
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// an alternative to using the built-in file
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// based caching.
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var $cache_modified_check = false; // respect If-Modified-Since headers on cached content
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var $default_template_handler_func = ''; // function to handle missing templates
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var $php_handling = SMARTY_PHP_PASSTHRU;
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// how smarty handles php tags in the templates
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// possible values:
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// SMARTY_PHP_PASSTHRU -> echo tags as is
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// SMARTY_PHP_QUOTE -> escape tags as entities
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// SMARTY_PHP_REMOVE -> remove php tags
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// SMARTY_PHP_ALLOW -> execute php tags
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// default: SMARTY_PHP_PASSTHRU
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var $security = false; // enable template security (default false)
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var $secure_dir = array('templates'); // array of directories considered secure
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var $security_settings = array(
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'PHP_HANDLING' => false,
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'IF_FUNCS' => array('array', 'list',
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'isset', 'empty',
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'count', 'sizeof',
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'in_array', 'is_array'),
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'INCLUDE_ANY' => false,
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'PHP_TAGS' => false,
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'MODIFIER_FUNCS' => array('count')
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);
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var $trusted_dir = array(); // directories where trusted templates & php scripts
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// reside ($security is disabled during their
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// inclusion/execution).
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var $left_delimiter = '{'; // template tag delimiters.
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var $right_delimiter = '}';
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var $compiler_class = 'Smarty_Compiler'; // the compiler class used by
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// Smarty to compile templates
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var $request_vars_order = "EGPCS"; // the order in which request variables are
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// registered, similar to variables_order
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// in php.ini
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var $compile_id = null; // persistent compile identifier
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var $use_sub_dirs = true; // use sub dirs for cache and compiled files?
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// sub directories are more efficient, but
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// you can set this to false if your PHP environment
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// does not allow the creation of them.
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/**************************************************************************/
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/* END SMARTY CONFIGURATION SECTION */
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/* There should be no need to touch anything below this line. */
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/**************************************************************************/
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// internal vars
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var $_error_msg = false; // error messages. true/false
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var $_tpl_vars = array(); // where assigned template vars are kept
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var $_smarty_vars = null; // stores run-time $smarty.* vars
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var $_sections = array(); // keeps track of sections
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var $_foreach = array(); // keeps track of foreach blocks
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var $_tag_stack = array(); // keeps track of tag hierarchy
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var $_conf_obj = null; // configuration object
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var $_config = array(); // loaded configuration settings
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var $_smarty_md5 = 'f8d698aea36fcbead2b9d5359ffca76f'; // md5 checksum of the string 'Smarty'
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var $_version = '2.1.1'; // Smarty version number
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var $_extract = false; // flag for custom functions
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var $_inclusion_depth = 0; // current template inclusion depth
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var $_compile_id = null; // for different compiled templates
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var $_smarty_debug_id = 'SMARTY_DEBUG'; // text in URL to enable debug mode
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var $_smarty_debug_info = array(); // debugging information for debug console
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var $_cache_info = array(); // info that makes up a cache file
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var $_plugins = array( // table keeping track of plugins
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'modifier' => array(),
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'function' => array(),
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'block' => array(),
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'compiler' => array(),
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'prefilter' => array(),
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'postfilter' => array(),
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'outputfilter' => array(),
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'resource' => array(),
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'insert' => array());
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/*======================================================================*\
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Function: Smarty
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Purpose: Constructor
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\*======================================================================*/
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function Smarty()
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{
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foreach ($this->global_assign as $key => $var_name) {
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if (is_array($var_name)) {
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foreach ($var_name as $var) {
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if (isset($GLOBALS[$key][$var])) {
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$this->assign($var, $GLOBALS[$key][$var]);
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} else {
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$this->assign($var, $this->undefined);
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}
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}
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} else {
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if (isset($GLOBALS[$var_name])) {
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$this->assign($var_name, $GLOBALS[$var_name]);
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} else {
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$this->assign($var_name, $this->undefined);
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}
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}
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}
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// look for debug template in the SMARTY_DIR
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$this->debug_tpl = SMARTY_DIR.'debug.tpl';
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}
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/*======================================================================*\
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Function: assign()
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Purpose: assigns values to template variables
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\*======================================================================*/
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function assign($tpl_var, $value = NULL)
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{
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if (is_array($tpl_var)){
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foreach ($tpl_var as $key => $val) {
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if (!empty($key) && isset($val)) {
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$this->_tpl_vars[$key] = $val;
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}
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}
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} else {
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if (!empty($tpl_var) && isset($value))
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$this->_tpl_vars[$tpl_var] = $value;
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}
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$this->_extract = true;
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}
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/*======================================================================*\
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Function: append
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Purpose: appens values to template variables
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\*======================================================================*/
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function append($tpl_var, $value = NULL)
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{
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if (is_array($tpl_var)) {
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foreach ($tpl_var as $key => $val) {
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if (!empty($key)) {
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if (!is_array($this->_tpl_vars[$key]))
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settype($this->_tpl_vars[$key], 'array');
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$this->_tpl_vars[$key][] = $val;
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}
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}
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} else {
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if (!empty($tpl_var) && isset($value)) {
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if (!is_array($this->_tpl_vars[$tpl_var]))
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settype($this->_tpl_vars[$tpl_var], 'array');
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$this->_tpl_vars[$tpl_var][] = $value;
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}
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}
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$this->_extract = true;
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}
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/*======================================================================*\
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Function: clear_assign()
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Purpose: clear the given assigned template variable.
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\*======================================================================*/
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function clear_assign($tpl_var)
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{
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if (is_array($tpl_var))
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foreach ($tpl_var as $curr_var)
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unset($this->_tpl_vars[$curr_var]);
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else
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unset($this->_tpl_vars[$tpl_var]);
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}
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/*======================================================================*\
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Function: register_function
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Purpose: Registers custom function to be used in templates
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\*======================================================================*/
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function register_function($function, $function_impl)
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{
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$this->_plugins['function'][$function] =
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array($function_impl, null, null, false);
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}
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/*======================================================================*\
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Function: unregister_function
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Purpose: Unregisters custom function
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\*======================================================================*/
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function unregister_function($function)
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{
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unset($this->_plugins['function'][$function]);
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}
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/*======================================================================*\
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Function: register_block
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Purpose: Registers block function to be used in templates
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\*======================================================================*/
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function register_block($block, $block_impl)
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{
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$this->_plugins['block'][$block] =
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array($block_impl, null, null, false);
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}
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/*======================================================================*\
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Function: unregister_block
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Purpose: Unregisters block function
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\*======================================================================*/
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function unregister_block($block)
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{
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unset($this->_plugins['block'][$block]);
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}
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/*======================================================================*\
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Function: register_compiler_function
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Purpose: Registers compiler function
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\*======================================================================*/
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function register_compiler_function($function, $function_impl)
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{
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$this->_plugins['compiler'][$function] =
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array($function_impl, null, null, false);
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}
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/*======================================================================*\
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Function: unregister_compiler_function
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Purpose: Unregisters compiler function
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\*======================================================================*/
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function unregister_compiler_function($function)
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{
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unset($this->_plugins['compiler'][$function]);
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}
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/*======================================================================*\
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Function: register_modifier
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Purpose: Registers modifier to be used in templates
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\*======================================================================*/
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function register_modifier($modifier, $modifier_impl)
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{
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$this->_plugins['modifier'][$modifier] =
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array($modifier_impl, null, null, false);
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}
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/*======================================================================*\
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Function: unregister_modifier
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Purpose: Unregisters modifier
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\*======================================================================*/
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function unregister_modifier($modifier)
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{
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unset($this->_plugins['modifier'][$modifier]);
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}
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/*======================================================================*\
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Function: register_resource
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Purpose: Registers a resource to fetch a template
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\*======================================================================*/
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function register_resource($type, $functions)
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{
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$this->_plugins['resource'][$type] =
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array((array)$functions, false);
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}
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/*======================================================================*\
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Function: unregister_resource
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Purpose: Unregisters a resource
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\*======================================================================*/
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function unregister_resource($type)
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{
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unset($this->_plugins['resource'][$type]);
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}
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/*======================================================================*\
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Function: register_prefilter
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Purpose: Registers a prefilter function to apply
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to a template before compiling
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\*======================================================================*/
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function register_prefilter($function)
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{
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$this->_plugins['prefilter'][$function]
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= array($function, null, null, false);
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}
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/*======================================================================*\
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Function: unregister_prefilter
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Purpose: Unregisters a prefilter function
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\*======================================================================*/
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function unregister_prefilter($function)
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{
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unset($this->_plugins['prefilter'][$function]);
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}
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/*======================================================================*\
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Function: register_postfilter
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Purpose: Registers a postfilter function to apply
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to a compiled template after compilation
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\*======================================================================*/
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function register_postfilter($function)
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{
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$this->_plugins['postfilter'][$function]
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= array($function, null, null, false);
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}
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/*======================================================================*\
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Function: unregister_postfilter
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Purpose: Unregisters a postfilter function
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\*======================================================================*/
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function unregister_postfilter($function)
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{
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unset($this->_plugins['postfilter'][$function]);
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}
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/*======================================================================*\
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Function: register_outputfilter
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Purpose: Registers an output filter function to apply
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to a template output
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\*======================================================================*/
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function register_outputfilter($function)
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{
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$this->_plugins['outputfilter'][$function]
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= array($function, null, null, false);
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}
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/*======================================================================*\
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Function: unregister_outputfilter
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Purpose: Unregisters an outputfilter function
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\*======================================================================*/
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function unregister_outputfilter($function)
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{
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unset($this->_plugins['outputfilter'][$function]);
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}
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/*======================================================================*\
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Function: load_filter()
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Purpose: load a filter of specified type and name
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\*======================================================================*/
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function load_filter($type, $name)
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{
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switch ($type) {
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case 'output':
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$this->_load_plugins(array(array($type . 'filter', $name, null, null, false)));
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break;
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case 'pre':
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case 'post':
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if (!isset($this->_plugins[$type . 'filter'][$name]))
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$this->_plugins[$type . 'filter'][$name] = false;
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break;
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}
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}
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/*======================================================================*\
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Function: clear_cache()
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Purpose: clear cached content for the given template and cache id
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\*======================================================================*/
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function clear_cache($tpl_file = null, $cache_id = null, $compile_id = null)
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{
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if (!isset($compile_id))
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$compile_id = $this->compile_id;
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if (isset($cache_id))
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$auto_id = (isset($compile_id)) ? $cache_id . '|' . $compile_id : $cache_id;
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elseif(isset($compile_id))
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$auto_id = $compile_id;
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else
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$auto_id = null;
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if (!empty($this->cache_handler_func)) {
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$funcname = $this->cache_handler_func;
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return $funcname('clear', $this, $dummy, $tpl_file, $cache_id, $compile_id);
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} else {
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return $this->_rm_auto($this->cache_dir, $tpl_file, $auto_id);
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}
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}
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/*======================================================================*\
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Function: clear_all_cache()
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Purpose: clear the entire contents of cache (all templates)
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\*======================================================================*/
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function clear_all_cache()
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{
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if (!empty($this->cache_handler_func)) {
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$funcname = $this->cache_handler_func;
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return $funcname('clear', $this, $dummy);
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} else {
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return $this->_rm_auto($this->cache_dir);
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}
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}
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/*======================================================================*\
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Function: is_cached()
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Purpose: test to see if valid cache exists for this template
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\*======================================================================*/
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function is_cached($tpl_file, $cache_id = null, $compile_id = null)
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{
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if (!$this->caching)
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return false;
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if (!isset($compile_id))
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$compile_id = $this->compile_id;
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return $this->_read_cache_file($tpl_file, $cache_id, $compile_id, $results);
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}
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/*======================================================================*\
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Function: clear_all_assign()
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Purpose: clear all the assigned template variables.
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\*======================================================================*/
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function clear_all_assign()
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{
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$this->_tpl_vars = array();
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}
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/*======================================================================*\
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Function: clear_compiled_tpl()
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Purpose: clears compiled version of specified template resource,
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or all compiled template files if one is not specified.
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This function is for advanced use only, not normally needed.
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\*======================================================================*/
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function clear_compiled_tpl($tpl_file = null, $compile_id = null)
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{
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if (!isset($compile_id))
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$compile_id = $this->compile_id;
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return $this->_rm_auto($this->compile_dir, $tpl_file, $compile_id);
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}
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/*======================================================================*\
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Function: template_exists()
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Purpose: Checks whether requested template exists.
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|
\*======================================================================*/
|
|
function template_exists($tpl_file)
|
|
{
|
|
return $this->_fetch_template_info($tpl_file, $source, $timestamp, true, true);
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: get_template_vars
|
|
Purpose: Returns an array containing template variables
|
|
\*======================================================================*/
|
|
function &get_template_vars()
|
|
{
|
|
return $this->_tpl_vars;
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: trigger_error
|
|
Purpose: trigger Smarty error
|
|
\*======================================================================*/
|
|
function trigger_error($error_msg, $error_type = E_USER_WARNING)
|
|
{
|
|
trigger_error("Smarty error: $error_msg", $error_type);
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: display()
|
|
Purpose: executes & displays the template results
|
|
\*======================================================================*/
|
|
function display($tpl_file, $cache_id = null, $compile_id = null)
|
|
{
|
|
$this->fetch($tpl_file, $cache_id, $compile_id, true);
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: fetch()
|
|
Purpose: executes & returns or displays the template results
|
|
\*======================================================================*/
|
|
function fetch($_smarty_tpl_file, $_smarty_cache_id = null, $_smarty_compile_id = null, $_smarty_display = false)
|
|
{
|
|
$_smarty_old_error_level = $this->debugging ? error_reporting() : error_reporting(error_reporting() & ~E_NOTICE);
|
|
|
|
if (!$this->debugging && $this->debugging_ctrl == 'URL'
|
|
&& strstr($GLOBALS['HTTP_SERVER_VARS']['QUERY_STRING'], $this->_smarty_debug_id)) {
|
|
$this->debugging = true;
|
|
}
|
|
|
|
if ($this->debugging) {
|
|
// capture time for debugging info
|
|
$debug_start_time = $this->_get_microtime();
|
|
$this->_smarty_debug_info[] = array('type' => 'template',
|
|
'filename' => $_smarty_tpl_file,
|
|
'depth' => 0);
|
|
$included_tpls_idx = count($this->_smarty_debug_info) - 1;
|
|
}
|
|
|
|
if (!isset($_smarty_compile_id))
|
|
$_smarty_compile_id = $this->compile_id;
|
|
|
|
$this->_compile_id = $_smarty_compile_id;
|
|
|
|
$this->_inclusion_depth = 0;
|
|
|
|
if ($this->caching) {
|
|
if ($this->_read_cache_file($_smarty_tpl_file, $_smarty_cache_id, $_smarty_compile_id, $_smarty_results)) {
|
|
if (@count($this->_cache_info['insert_tags'])) {
|
|
$this->_load_plugins($this->_cache_info['insert_tags']);
|
|
$_smarty_results = $this->_process_cached_inserts($_smarty_results);
|
|
}
|
|
if ($_smarty_display) {
|
|
if ($this->debugging)
|
|
{
|
|
// capture time for debugging info
|
|
$this->_smarty_debug_info[$included_tpls_idx]['exec_time'] = $this->_get_microtime() - $debug_start_time;
|
|
|
|
$_smarty_results .= $this->_generate_debug_output();
|
|
}
|
|
if ($this->cache_modified_check) {
|
|
$last_modified_date = substr($GLOBALS['HTTP_SERVER_VARS']['HTTP_IF_MODIFIED_SINCE'], 0, strpos($GLOBALS['HTTP_SERVER_VARS']['HTTP_IF_MODIFIED_SINCE'], 'GMT') + 3);
|
|
$gmt_mtime = gmdate('D, d M Y H:i:s', $this->_cache_info['timestamp']).' GMT';
|
|
if (@count($this->_cache_info['insert_tags']) == 0
|
|
&& $gmt_mtime == $last_modified_date) {
|
|
header("HTTP/1.1 304 Not Modified");
|
|
} else {
|
|
header("Last-Modified: ".$gmt_mtime);
|
|
echo $_smarty_results;
|
|
}
|
|
} else {
|
|
echo $_smarty_results;
|
|
}
|
|
error_reporting($_smarty_old_error_level);
|
|
return true;
|
|
} else {
|
|
error_reporting($_smarty_old_error_level);
|
|
return $_smarty_results;
|
|
}
|
|
} else {
|
|
$this->_cache_info = array();
|
|
$this->_cache_info['template'][] = $_smarty_tpl_file;
|
|
}
|
|
}
|
|
|
|
extract($this->_tpl_vars);
|
|
|
|
/* Initialize config array. */
|
|
$this->_config = array(array('vars' => array(),
|
|
'files' => array()));
|
|
|
|
if (count($this->autoload_filters))
|
|
$this->_autoload_filters();
|
|
|
|
$_smarty_compile_path = $this->_get_compile_path($_smarty_tpl_file);
|
|
|
|
// if we just need to display the results, don't perform output
|
|
// buffering - for speed
|
|
if ($_smarty_display && !$this->caching && count($this->_plugins['outputfilter']) == 0) {
|
|
if ($this->_process_template($_smarty_tpl_file, $_smarty_compile_path))
|
|
{
|
|
include($_smarty_compile_path);
|
|
}
|
|
} else {
|
|
ob_start();
|
|
if ($this->_process_template($_smarty_tpl_file, $_smarty_compile_path))
|
|
{
|
|
include($_smarty_compile_path);
|
|
}
|
|
$_smarty_results = ob_get_contents();
|
|
ob_end_clean();
|
|
|
|
foreach ((array)$this->_plugins['outputfilter'] as $output_filter) {
|
|
$_smarty_results = $output_filter[0]($_smarty_results, $this);
|
|
}
|
|
}
|
|
|
|
if ($this->caching) {
|
|
$this->_write_cache_file($_smarty_tpl_file, $_smarty_cache_id, $_smarty_compile_id, $_smarty_results);
|
|
$_smarty_results = $this->_process_cached_inserts($_smarty_results);
|
|
}
|
|
|
|
if ($_smarty_display) {
|
|
if (isset($_smarty_results)) { echo $_smarty_results; }
|
|
if ($this->debugging) {
|
|
// capture time for debugging info
|
|
$this->_smarty_debug_info[$included_tpls_idx]['exec_time'] = ($this->_get_microtime() - $debug_start_time);
|
|
|
|
echo $this->_generate_debug_output();
|
|
}
|
|
error_reporting($_smarty_old_error_level);
|
|
return;
|
|
} else {
|
|
error_reporting($_smarty_old_error_level);
|
|
if (isset($_smarty_results)) { return $_smarty_results; }
|
|
}
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _assign_smarty_interface
|
|
Purpose: assign $smarty interface variable
|
|
\*======================================================================*/
|
|
function _assign_smarty_interface()
|
|
{
|
|
if ($this->_smarty_vars !== null)
|
|
return;
|
|
|
|
$globals_map = array('g' => 'HTTP_GET_VARS',
|
|
'p' => 'HTTP_POST_VARS',
|
|
'c' => 'HTTP_COOKIE_VARS',
|
|
's' => 'HTTP_SERVER_VARS',
|
|
'e' => 'HTTP_ENV_VARS');
|
|
|
|
$smarty = array('request' => array());
|
|
|
|
foreach (preg_split('!!', strtolower($this->request_vars_order)) as $c) {
|
|
if (isset($globals_map[$c])) {
|
|
$smarty['request'] = array_merge($smarty['request'], $GLOBALS[$globals_map[$c]]);
|
|
}
|
|
}
|
|
$smarty['request'] = @array_merge($smarty['request'], $GLOBALS['HTTP_SESSION_VARS']);
|
|
|
|
$this->_smarty_vars = $smarty;
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _generate_debug_output()
|
|
Purpose: generate debug output
|
|
\*======================================================================*/
|
|
|
|
function _generate_debug_output() {
|
|
// we must force compile the debug template in case the environment
|
|
// changed between separate applications.
|
|
ob_start();
|
|
$force_compile_orig = $this->force_compile;
|
|
$this->force_compile = true;
|
|
$compile_path = $this->_get_compile_path($this->debug_tpl);
|
|
if ($this->_process_template($this->debug_tpl, $compile_path))
|
|
{
|
|
include($compile_path);
|
|
}
|
|
$results = ob_get_contents();
|
|
$this->force_compile = $force_compile_orig;
|
|
ob_end_clean();
|
|
return $results;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _is_trusted()
|
|
Purpose: determines if a resource is trusted or not
|
|
\*======================================================================*/
|
|
function _is_trusted($resource_type, $resource_name)
|
|
{
|
|
$_smarty_trusted = false;
|
|
if ($resource_type == 'file') {
|
|
if (!empty($this->trusted_dir)) {
|
|
// see if template file is within a trusted directory. If so,
|
|
// disable security during the execution of the template.
|
|
|
|
if (!empty($this->trusted_dir)) {
|
|
foreach ((array)$this->trusted_dir as $curr_dir) {
|
|
if (!empty($curr_dir) && is_readable ($curr_dir)) {
|
|
if (substr(realpath($resource_name),0, strlen(realpath($curr_dir))) == realpath($curr_dir)) {
|
|
$_smarty_trusted = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
// resource is not on local file system
|
|
$resource_func = $this->_plugins['resource'][$resource_type][0][3];
|
|
$_smarty_trusted = $resource_func($resource_name, $this);
|
|
}
|
|
|
|
return $_smarty_trusted;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _is_secure()
|
|
Purpose: determines if a resource is secure or not.
|
|
\*======================================================================*/
|
|
function _is_secure($resource_type, $resource_name)
|
|
{
|
|
if (!$this->security || $this->security_settings['INCLUDE_ANY']) {
|
|
return true;
|
|
}
|
|
|
|
$_smarty_secure = false;
|
|
if ($resource_type == 'file') {
|
|
if (!empty($this->secure_dir)) {
|
|
foreach ((array)$this->secure_dir as $curr_dir) {
|
|
if ( !empty($curr_dir) && is_readable ($curr_dir)) {
|
|
if (substr(realpath($resource_name),0, strlen(realpath($curr_dir))) == realpath($curr_dir)) {
|
|
$_smarty_secure = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
// resource is not on local file system
|
|
$resource_func = $this->_plugins['resource'][$resource_type][0][2];
|
|
$_smarty_secure = $resource_func($resource_name, $_smarty_secure, $this);
|
|
}
|
|
|
|
return $_smarty_secure;
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _get_php_resource
|
|
Purpose: Retrieves PHP script resource
|
|
\*======================================================================*/
|
|
function _get_php_resource($resource, &$resource_type, &$php_resource)
|
|
{
|
|
$this->_parse_file_path($this->trusted_dir, $resource, $resource_type, $resource_name);
|
|
|
|
/*
|
|
* Find out if the resource exists.
|
|
*/
|
|
|
|
if ($resource_type == 'file') {
|
|
$readable = false;
|
|
if(@is_file($resource_name)) {
|
|
$readable = true;
|
|
} else {
|
|
// test for file in include_path
|
|
if($this->_get_include_path($resource_name,$_include_path)) {
|
|
$readable = true;
|
|
}
|
|
}
|
|
} else if ($resource_type != 'file') {
|
|
$readable = true;
|
|
$resource_func = $this->_plugins['resource'][$resource_type][0][0];
|
|
$readable = $resource_func($resource_name, $template_source, $this);
|
|
}
|
|
|
|
/*
|
|
* Set the error function, depending on which class calls us.
|
|
*/
|
|
if (method_exists($this, '_syntax_error')) {
|
|
$error_func = '_syntax_error';
|
|
} else {
|
|
$error_func = 'trigger_error';
|
|
}
|
|
|
|
if ($readable) {
|
|
if ($this->security) {
|
|
if (!$this->_is_trusted($resource_type, $resource_name)) {
|
|
$this->$error_func("(secure mode) '$resource_type:$resource_name' is not trusted");
|
|
return false;
|
|
}
|
|
}
|
|
} else {
|
|
$this->$error_func("'$resource_type: $resource_name' is not readable");
|
|
return false;
|
|
}
|
|
|
|
if ($resource_type == 'file') {
|
|
$php_resource = $resource_name;
|
|
} else {
|
|
$php_resource = $template_source;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _process_template()
|
|
Purpose:
|
|
\*======================================================================*/
|
|
function _process_template($tpl_file, $compile_path)
|
|
{
|
|
// test if template needs to be compiled
|
|
if (!$this->force_compile && file_exists($compile_path)) {
|
|
if (!$this->compile_check) {
|
|
// no need to check if the template needs recompiled
|
|
return true;
|
|
} else {
|
|
// get template source and timestamp
|
|
if (!$this->_fetch_template_info($tpl_file, $template_source,
|
|
$template_timestamp)) {
|
|
return false;
|
|
}
|
|
if ($template_timestamp <= filemtime($compile_path)) {
|
|
// template not expired, no recompile
|
|
return true;
|
|
} else {
|
|
// compile template
|
|
$this->_compile_template($tpl_file, $template_source, $template_compiled);
|
|
$this->_write_compiled_template($compile_path, $template_compiled);
|
|
return true;
|
|
}
|
|
}
|
|
} else {
|
|
// compiled template does not exist, or forced compile
|
|
if (!$this->_fetch_template_info($tpl_file, $template_source,
|
|
$template_timestamp)) {
|
|
return false;
|
|
}
|
|
$this->_compile_template($tpl_file, $template_source, $template_compiled);
|
|
$this->_write_compiled_template($compile_path, $template_compiled);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _get_compile_path
|
|
Purpose: Get the compile path for this template file
|
|
\*======================================================================*/
|
|
function _get_compile_path($tpl_file)
|
|
{
|
|
return $this->_get_auto_filename($this->compile_dir, $tpl_file,
|
|
$this->_compile_id);
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _write_compiled_template
|
|
Purpose:
|
|
\*======================================================================*/
|
|
function _write_compiled_template($compile_path, $template_compiled)
|
|
{
|
|
// we save everything into $compile_dir
|
|
$this->_write_file($compile_path, $template_compiled, true);
|
|
return true;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _parse_file_path
|
|
Purpose: parse out the type and name from the template resource
|
|
\*======================================================================*/
|
|
function _parse_file_path($file_base_path, $file_path, &$resource_type, &$resource_name)
|
|
{
|
|
// split tpl_path by the first colon
|
|
$file_path_parts = explode(':', $file_path, 2);
|
|
|
|
if (count($file_path_parts) == 1) {
|
|
// no resource type, treat as type "file"
|
|
$resource_type = 'file';
|
|
$resource_name = $file_path_parts[0];
|
|
} else {
|
|
$resource_type = $file_path_parts[0];
|
|
$resource_name = $file_path_parts[1];
|
|
if ($resource_type != 'file') {
|
|
$this->_load_resource_plugin($resource_type);
|
|
}
|
|
}
|
|
|
|
if ($resource_type == 'file') {
|
|
if (!preg_match("/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/", $resource_name)) {
|
|
// relative pathname to $file_base_path
|
|
// use the first directory where the file is found
|
|
foreach ((array)$file_base_path as $curr_path) {
|
|
if (@is_file($curr_path . DIR_SEP . $resource_name)) {
|
|
$resource_name = $curr_path . DIR_SEP . $resource_name;
|
|
return true;
|
|
}
|
|
// didn't find the file, try include_path
|
|
if($this->_get_include_path($curr_path . DIR_SEP . $resource_name, $_include_path)) {
|
|
$resource_name = $_include_path;
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// resource type != file
|
|
return true;
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _fetch_template_info()
|
|
Purpose: fetch the template info. Gets timestamp, and source
|
|
if get_source is true
|
|
\*======================================================================*/
|
|
function _fetch_template_info($tpl_path, &$template_source, &$template_timestamp, $get_source = true, $quiet = false)
|
|
{
|
|
$_return = false;
|
|
if ($this->_parse_file_path($this->template_dir, $tpl_path, $resource_type, $resource_name)) {
|
|
switch ($resource_type) {
|
|
case 'file':
|
|
if ($get_source) {
|
|
$template_source = $this->_read_file($resource_name);
|
|
}
|
|
$template_timestamp = filemtime($resource_name);
|
|
$_return = true;
|
|
break;
|
|
|
|
default:
|
|
// call resource functions to fetch the template source and timestamp
|
|
if ($get_source) {
|
|
$resource_func = $this->_plugins['resource'][$resource_type][0][0];
|
|
$_source_return = $resource_func($resource_name, $template_source, $this);
|
|
} else {
|
|
$_source_return = true;
|
|
}
|
|
$resource_func = $this->_plugins['resource'][$resource_type][0][1];
|
|
$_timestamp_return = $resource_func($resource_name, $template_timestamp, $this);
|
|
$_return = $_source_return && $_timestamp_return;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!$_return) {
|
|
// see if we can get a template with the default template handler
|
|
if (!empty($this->default_template_handler_func)) {
|
|
if (!function_exists($this->default_template_handler_func)) {
|
|
$this->trigger_error("default template handler function \"$this->default_template_handler_func\" doesn't exist.");
|
|
$_return = false;
|
|
}
|
|
$funcname = $this->default_template_handler_func;
|
|
$_return = $funcname($resource_type, $resource_name, $template_source, $template_timestamp, $this);
|
|
}
|
|
}
|
|
|
|
if (!$_return) {
|
|
if (!$quiet) {
|
|
$this->trigger_error("unable to read template resource: \"$tpl_path\"");
|
|
}
|
|
} else if ($_return && $this->security && !$this->_is_secure($resource_type, $resource_name)) {
|
|
if (!$quiet)
|
|
$this->trigger_error("(secure mode) accessing \"$tpl_path\" is not allowed");
|
|
$template_source = null;
|
|
$template_timestamp = null;
|
|
return false;
|
|
}
|
|
|
|
return $_return;
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _compile_template()
|
|
Purpose: called to compile the templates
|
|
\*======================================================================*/
|
|
function _compile_template($tpl_file, $template_source, &$template_compiled)
|
|
{
|
|
require_once SMARTY_DIR.$this->compiler_class . '.class.php';
|
|
|
|
$smarty_compiler = new $this->compiler_class;
|
|
|
|
$smarty_compiler->template_dir = $this->template_dir;
|
|
$smarty_compiler->compile_dir = $this->compile_dir;
|
|
$smarty_compiler->plugins_dir = $this->plugins_dir;
|
|
$smarty_compiler->config_dir = $this->config_dir;
|
|
$smarty_compiler->force_compile = $this->force_compile;
|
|
$smarty_compiler->caching = $this->caching;
|
|
$smarty_compiler->php_handling = $this->php_handling;
|
|
$smarty_compiler->left_delimiter = $this->left_delimiter;
|
|
$smarty_compiler->right_delimiter = $this->right_delimiter;
|
|
$smarty_compiler->_version = $this->_version;
|
|
$smarty_compiler->security = $this->security;
|
|
$smarty_compiler->secure_dir = $this->secure_dir;
|
|
$smarty_compiler->security_settings = $this->security_settings;
|
|
$smarty_compiler->trusted_dir = $this->trusted_dir;
|
|
$smarty_compiler->_plugins = &$this->_plugins;
|
|
$smarty_compiler->_tpl_vars = &$this->_tpl_vars;
|
|
|
|
if ($smarty_compiler->_compile_file($tpl_file, $template_source, $template_compiled))
|
|
return true;
|
|
else {
|
|
$this->trigger_error($smarty_compiler->_error_msg);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _smarty_include()
|
|
Purpose: called for included templates
|
|
\*======================================================================*/
|
|
function _smarty_include($_smarty_include_tpl_file, $_smarty_include_vars)
|
|
{
|
|
if ($this->debugging) {
|
|
$debug_start_time = $this->_get_microtime();
|
|
$this->_smarty_debug_info[] = array('type' => 'template',
|
|
'filename' => $_smarty_include_tpl_file,
|
|
'depth' => ++$this->_inclusion_depth);
|
|
$included_tpls_idx = count($this->_smarty_debug_info) - 1;
|
|
}
|
|
|
|
$this->_tpl_vars = array_merge($this->_tpl_vars, $_smarty_include_vars);
|
|
extract($this->_tpl_vars);
|
|
|
|
array_unshift($this->_config, $this->_config[0]);
|
|
$_smarty_compile_path = $this->_get_compile_path($_smarty_include_tpl_file);
|
|
|
|
if ($this->_process_template($_smarty_include_tpl_file, $_smarty_compile_path)) {
|
|
include($_smarty_compile_path);
|
|
}
|
|
|
|
array_shift($this->_config);
|
|
$this->_inclusion_depth--;
|
|
|
|
if ($this->debugging) {
|
|
// capture time for debugging info
|
|
$this->_smarty_debug_info[$included_tpls_idx]['exec_time'] = $this->_get_microtime() - $debug_start_time;
|
|
}
|
|
|
|
if ($this->caching) {
|
|
$this->_cache_info['template'][] = $_smarty_include_tpl_file;
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _smarty_include_php()
|
|
Purpose: called for included templates
|
|
\*======================================================================*/
|
|
function _smarty_include_php($_smarty_include_php_file, $_smarty_assign, $_smarty_once)
|
|
{
|
|
$this->_get_php_resource($_smarty_include_php_file, $_smarty_resource_type,
|
|
$_smarty_php_resource);
|
|
|
|
if (!empty($_smarty_assign)) {
|
|
ob_start();
|
|
if ($_smarty_resource_type == 'file') {
|
|
if($_smarty_once) {
|
|
include_once($_smarty_php_resource);
|
|
} else {
|
|
include($_smarty_php_resource);
|
|
}
|
|
} else {
|
|
eval($_smarty_php_resource);
|
|
}
|
|
$this->assign($_smarty_assign, ob_get_contents());
|
|
ob_end_clean();
|
|
} else {
|
|
if ($_smarty_resource_type == 'file') {
|
|
if($_smarty_once) {
|
|
include_once($_smarty_php_resource);
|
|
} else {
|
|
include($_smarty_php_resource);
|
|
}
|
|
} else {
|
|
eval($_smarty_php_resource);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _config_load
|
|
Purpose: load configuration values
|
|
\*======================================================================*/
|
|
function _config_load($file, $section, $scope)
|
|
{
|
|
if(@is_dir($this->config_dir)) {
|
|
$_config_dir = $this->config_dir;
|
|
} else {
|
|
// config_dir not found, try include_path
|
|
$this->_get_include_path($this->config_dir,$_config_dir);
|
|
}
|
|
|
|
if ($this->_conf_obj === null) {
|
|
/* Prepare the configuration object. */
|
|
if (!class_exists('Config_File'))
|
|
require_once SMARTY_DIR.'Config_File.class.php';
|
|
$this->_conf_obj = new Config_File($_config_dir);
|
|
$this->_conf_obj->read_hidden = false;
|
|
} else {
|
|
$this->_conf_obj->set_path($_config_dir);
|
|
}
|
|
|
|
if ($this->debugging) {
|
|
$debug_start_time = $this->_get_microtime();
|
|
}
|
|
|
|
if ($this->caching) {
|
|
$this->_cache_info['config'][] = $file;
|
|
}
|
|
|
|
if (!isset($this->_config[0]['files'][$file])) {
|
|
$this->_config[0]['vars'] = array_merge($this->_config[0]['vars'], $this->_conf_obj->get($file));
|
|
$this->_config[0]['files'][$file] = true;
|
|
}
|
|
if ($scope == 'parent') {
|
|
if (count($this->_config) > 0 && !isset($this->_config[1]['files'][$file])) {
|
|
$this->_config[1]['vars'] = array_merge($this->_config[1]['vars'], $this->_conf_obj->get($file));
|
|
$this->_config[1]['files'][$file] = true;
|
|
}
|
|
} else if ($scope == 'global')
|
|
for ($i = 1, $for_max = count($this->_config); $i < $for_max; $i++) {
|
|
if (!isset($this->_config[$i]['files'][$file])) {
|
|
$this->_config[$i]['vars'] = array_merge($this->_config[$i]['vars'], $this->_conf_obj->get($file));
|
|
$this->_config[$i]['files'][$file] = true;
|
|
}
|
|
}
|
|
|
|
if (!empty($section)) {
|
|
$this->_config[0]['vars'] = array_merge($this->_config[0]['vars'], $this->_conf_obj->get($file, $section));
|
|
if ($scope == 'parent') {
|
|
if (count($this->_config) > 0)
|
|
$this->_config[1]['vars'] = array_merge($this->_config[1]['vars'], $this->_conf_obj->get($file, $section));
|
|
} else if ($scope == 'global')
|
|
for ($i = 1, $for_max = count($this->_config); $i < $for_max; $i++)
|
|
$this->_config[$i]['vars'] = array_merge($this->_config[$i]['vars'], $this->_conf_obj->get($file, $section));
|
|
}
|
|
|
|
if ($this->debugging) {
|
|
$debug_start_time = $this->_get_microtime();
|
|
$this->_smarty_debug_info[] = array('type' => 'config',
|
|
'filename' => $file.' ['.$section.'] '.$scope,
|
|
'depth' => $this->_inclusion_depth,
|
|
'exec_time' => $this->_get_microtime() - $debug_start_time);
|
|
}
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _process_cached_inserts
|
|
Purpose: Replace cached inserts with the actual results
|
|
\*======================================================================*/
|
|
function _process_cached_inserts($results)
|
|
{
|
|
preg_match_all('!'.$this->_smarty_md5.'{insert_cache (.*)}'.$this->_smarty_md5.'!Uis',
|
|
$results, $match);
|
|
list($cached_inserts, $insert_args) = $match;
|
|
|
|
for ($i = 0, $for_max = count($cached_inserts); $i < $for_max; $i++) {
|
|
if ($this->debugging) {
|
|
$debug_start_time = $this->_get_microtime();
|
|
}
|
|
|
|
$args = unserialize($insert_args[$i]);
|
|
|
|
$name = $args['name'];
|
|
unset($args['name']);
|
|
|
|
if (isset($args['script'])) {
|
|
if (!$this->_get_php_resource($this->_dequote($args['script']), $resource_type, $php_resource)) {
|
|
return false;
|
|
}
|
|
|
|
if ($resource_type == 'file') {
|
|
include_once($php_resource);
|
|
} else {
|
|
eval($php_resource);
|
|
}
|
|
unset($args['script']);
|
|
}
|
|
|
|
$function_name = $this->_plugins['insert'][$name][0];
|
|
$replace = $function_name($args, $this);
|
|
|
|
$results = str_replace($cached_inserts[$i], $replace, $results);
|
|
if ($this->debugging) {
|
|
$this->_smarty_debug_info[] = array('type' => 'insert',
|
|
'filename' => 'insert_'.$name,
|
|
'depth' => $this->_inclusion_depth,
|
|
'exec_time' => $this->_get_microtime() - $debug_start_time);
|
|
}
|
|
}
|
|
|
|
return $results;
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _run_insert_handler
|
|
Purpose: Handle insert tags
|
|
\*======================================================================*/
|
|
function _run_insert_handler($args)
|
|
{
|
|
if ($this->debugging) {
|
|
$debug_start_time = $this->_get_microtime();
|
|
}
|
|
|
|
if ($this->caching) {
|
|
$arg_string = serialize($args);
|
|
$name = $args['name'];
|
|
if (!isset($this->_cache_info['insert_tags'][$name])) {
|
|
$this->_cache_info['insert_tags'][$name] = array('insert',
|
|
$name,
|
|
$this->_plugins['insert'][$name][1],
|
|
$this->_plugins['insert'][$name][2],
|
|
false);
|
|
}
|
|
return $this->_smarty_md5."{insert_cache $arg_string}".$this->_smarty_md5;
|
|
} else {
|
|
if (isset($args['script'])) {
|
|
if (!$this->_get_php_resource($this->_dequote($args['script']), $resource_type, $php_resource)) {
|
|
return false;
|
|
}
|
|
|
|
if ($resource_type == 'file') {
|
|
include_once($php_resource);
|
|
} else {
|
|
eval($php_resource);
|
|
}
|
|
unset($args['script']);
|
|
}
|
|
|
|
$function_name = $this->_plugins['insert'][$args['name']][0];
|
|
$content = $function_name($args, $this);
|
|
if ($this->debugging) {
|
|
$this->_smarty_debug_info[] = array('type' => 'insert',
|
|
'filename' => 'insert_'.$args['name'],
|
|
'depth' => $this->_inclusion_depth,
|
|
'exec_time' => $this->_get_microtime() - $debug_start_time);
|
|
}
|
|
|
|
if (!empty($args["assign"])) {
|
|
$this->assign($args["assign"], $content);
|
|
} else {
|
|
return $content;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _run_mod_handler
|
|
Purpose: Handle modifiers
|
|
\*======================================================================*/
|
|
function _run_mod_handler()
|
|
{
|
|
$args = func_get_args();
|
|
list($modifier_name, $map_array) = array_splice($args, 0, 2);
|
|
list($func_name, $tpl_file, $tpl_line) =
|
|
$this->_plugins['modifier'][$modifier_name];
|
|
$var = $args[0];
|
|
|
|
if ($map_array && is_array($var)) {
|
|
foreach ($var as $key => $val) {
|
|
$args[0] = $val;
|
|
$var[$key] = call_user_func_array($func_name, $args);
|
|
}
|
|
return $var;
|
|
} else {
|
|
return call_user_func_array($func_name, $args);
|
|
}
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _dequote
|
|
Purpose: Remove starting and ending quotes from the string
|
|
\*======================================================================*/
|
|
function _dequote($string)
|
|
{
|
|
if (($string{0} == "'" || $string{0} == '"') &&
|
|
$string{strlen($string)-1} == $string{0})
|
|
return substr($string, 1, -1);
|
|
else
|
|
return $string;
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _read_file()
|
|
Purpose: read in a file from line $start for $lines.
|
|
read the entire file if $start and $lines are null.
|
|
\*======================================================================*/
|
|
function _read_file($filename, $start=null, $lines=null)
|
|
{
|
|
if (!($fd = @fopen($filename, 'r'))) {
|
|
return false;
|
|
}
|
|
flock($fd, LOCK_SH);
|
|
if ($start == null && $lines == null) {
|
|
// read the entire file
|
|
$contents = fread($fd, filesize($filename));
|
|
} else {
|
|
if ( $start > 1 ) {
|
|
// skip the first lines before $start
|
|
for ($loop=1; $loop < $start; $loop++) {
|
|
fgets($fd, 65536);
|
|
}
|
|
}
|
|
if ( $lines == null ) {
|
|
// read the rest of the file
|
|
while (!feof($fd)) {
|
|
$contents .= fgets($fd, 65536);
|
|
}
|
|
} else {
|
|
// read up to $lines lines
|
|
for ($loop=0; $loop < $lines; $loop++) {
|
|
$contents .= fgets($fd, 65536);
|
|
if (feof($fd)) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
fclose($fd);
|
|
return $contents;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _write_file()
|
|
Purpose: write out a file
|
|
\*======================================================================*/
|
|
function _write_file($filename, $contents, $create_dirs = false)
|
|
{
|
|
if ($create_dirs)
|
|
$this->_create_dir_structure(dirname($filename));
|
|
|
|
if (!($fd = @fopen($filename, 'w'))) {
|
|
$this->trigger_error("problem writing '$filename.'");
|
|
return false;
|
|
}
|
|
|
|
// flock doesn't seem to work on several windows platforms (98, NT4, NT5, ?),
|
|
// so we'll not use it at all in windows.
|
|
|
|
if ( strtoupper(substr(PHP_OS, 0, 3)) == 'WIN' || (flock($fd, LOCK_EX)) ) {
|
|
fwrite( $fd, $contents );
|
|
fclose($fd);
|
|
chmod($filename, 0644);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _get_auto_filename
|
|
Purpose: get a concrete filename for automagically created content
|
|
\*======================================================================*/
|
|
function _get_auto_filename($auto_base, $auto_source = null, $auto_id = null)
|
|
{
|
|
static $_dir_sep = null;
|
|
static $_dir_sep_enc = null;
|
|
|
|
if(!isset($_dir_sep)) {
|
|
$_dir_sep_enc = urlencode(DIR_SEP);
|
|
if($this->use_sub_dirs) {
|
|
$_dir_sep = DIR_SEP;
|
|
} else {
|
|
$_dir_sep = '^';
|
|
}
|
|
}
|
|
|
|
if(@is_dir($auto_base)) {
|
|
$res = $auto_base . DIR_SEP;
|
|
} else {
|
|
// auto_base not found, try include_path
|
|
$this->_get_include_path($auto_base,$_include_path);
|
|
$res = $_include_path . DIR_SEP;
|
|
}
|
|
|
|
if(isset($auto_id)) {
|
|
// make auto_id safe for directory names
|
|
$auto_id = str_replace('%7C','|',(urlencode($auto_id)));
|
|
// split into separate directories
|
|
$auto_id = str_replace('|', $_dir_sep, $auto_id);
|
|
$res .= $auto_id . $_dir_sep;
|
|
}
|
|
|
|
if(isset($auto_source)) {
|
|
// make source name safe for filename
|
|
$auto_source = str_replace($_dir_sep_enc,'^',urlencode($auto_source));
|
|
$res .= $auto_source . '.php';
|
|
}
|
|
|
|
return $res;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _rm_auto
|
|
Purpose: delete an automagically created file by name and id
|
|
\*======================================================================*/
|
|
function _rm_auto($auto_base, $auto_source = null, $auto_id = null)
|
|
{
|
|
if (!is_dir($auto_base))
|
|
return false;
|
|
|
|
if(!isset($auto_id) && !isset($auto_source)) {
|
|
$res = $this->_rmdir($auto_base, 0);
|
|
} else {
|
|
$tname = $this->_get_auto_filename($auto_base, $auto_source, $auto_id);
|
|
|
|
if(isset($auto_source)) {
|
|
$res = @unlink($tname);
|
|
} elseif ($this->use_sub_dirs) {
|
|
$res = $this->_rmdir($tname, 1);
|
|
} else {
|
|
// remove matching file names
|
|
$handle = opendir($auto_base);
|
|
while ($filename = readdir($handle)) {
|
|
if($filename == '.' || $filename == '..') {
|
|
continue;
|
|
} elseif (substr($auto_base . DIR_SEP . $filename,0,strlen($tname)) == $tname) {
|
|
unlink($auto_base . DIR_SEP . $filename);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $res;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _rmdir
|
|
Purpose: delete a dir recursively (level=0 -> keep root)
|
|
WARNING: no security whatsoever!!
|
|
\*======================================================================*/
|
|
function _rmdir($dirname, $level = 1)
|
|
{
|
|
|
|
if($handle = @opendir($dirname)) {
|
|
|
|
while ($entry = readdir($handle)) {
|
|
if ($entry != '.' && $entry != '..') {
|
|
if (is_dir($dirname . DIR_SEP . $entry)) {
|
|
$this->_rmdir($dirname . DIR_SEP . $entry, $level + 1);
|
|
}
|
|
else {
|
|
unlink($dirname . DIR_SEP . $entry);
|
|
}
|
|
}
|
|
}
|
|
|
|
closedir($handle);
|
|
|
|
if ($level)
|
|
@rmdir($dirname);
|
|
|
|
return true;
|
|
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _create_dir_structure
|
|
Purpose: create full directory structure
|
|
\*======================================================================*/
|
|
function _create_dir_structure($dir)
|
|
{
|
|
if (!@file_exists($dir)) {
|
|
$dir_parts = preg_split('!\\'.DIR_SEP.'+!', $dir, -1, PREG_SPLIT_NO_EMPTY);
|
|
$new_dir = ($dir{0} == DIR_SEP) ? DIR_SEP : '';
|
|
foreach ($dir_parts as $dir_part) {
|
|
$new_dir .= $dir_part;
|
|
if (!file_exists($new_dir) && !mkdir($new_dir, 0771)) {
|
|
$this->trigger_error("problem creating directory \"$dir\"");
|
|
return false;
|
|
}
|
|
$new_dir .= DIR_SEP;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _write_cache_file
|
|
Purpose: Prepend the cache information to the cache file
|
|
and write it
|
|
\*======================================================================*/
|
|
function _write_cache_file($tpl_file, $cache_id, $compile_id, $results)
|
|
{
|
|
// put timestamp in cache header
|
|
$this->_cache_info['timestamp'] = time();
|
|
if ($this->cache_lifetime > -1){
|
|
// expiration set
|
|
$this->_cache_info['expires'] = $this->_cache_info['timestamp'] + $this->cache_lifetime;
|
|
} else {
|
|
// cache will never expire
|
|
$this->_cache_info['expires'] = -1;
|
|
}
|
|
|
|
// prepend the cache header info into cache file
|
|
$results = serialize($this->_cache_info)."\n".$results;
|
|
|
|
if (!empty($this->cache_handler_func)) {
|
|
// use cache_handler function
|
|
$funcname = $this->cache_handler_func;
|
|
return $funcname('write', $this, $results, $tpl_file, $cache_id, $compile_id);
|
|
} else {
|
|
// use local cache file
|
|
if (isset($cache_id))
|
|
$auto_id = (isset($compile_id)) ? $cache_id . '|' . $compile_id : $cache_id;
|
|
elseif(isset($compile_id))
|
|
$auto_id = $compile_id;
|
|
else
|
|
$auto_id = null;
|
|
|
|
$cache_file = $this->_get_auto_filename($this->cache_dir, $tpl_file, $auto_id);
|
|
$this->_write_file($cache_file, $results, true);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _read_cache_file
|
|
Purpose: read a cache file, determine if it needs to be
|
|
regenerated or not
|
|
\*======================================================================*/
|
|
function _read_cache_file($tpl_file, $cache_id, $compile_id, &$results)
|
|
{
|
|
static $content_cache = array();
|
|
|
|
if ($this->force_compile) {
|
|
// force compile enabled, always regenerate
|
|
return false;
|
|
}
|
|
|
|
if (isset($content_cache["$tpl_file,$cache_id,$compile_id"])) {
|
|
list($results, $this->_cache_info) = $content_cache["$tpl_file,$cache_id,$compile_id"];
|
|
return true;
|
|
}
|
|
|
|
if (!empty($this->cache_handler_func)) {
|
|
// use cache_handler function
|
|
$funcname = $this->cache_handler_func;
|
|
$funcname('read', $this, $results, $tpl_file, $cache_id, $compile_id);
|
|
} else {
|
|
// use local cache file
|
|
if (isset($cache_id))
|
|
$auto_id = (isset($compile_id)) ? $cache_id . '|' . $compile_id : $cache_id;
|
|
elseif(isset($compile_id))
|
|
$auto_id = $compile_id;
|
|
else
|
|
$auto_id = null;
|
|
|
|
$cache_file = $this->_get_auto_filename($this->cache_dir, $tpl_file, $auto_id);
|
|
$results = $this->_read_file($cache_file);
|
|
}
|
|
|
|
if (empty($results)) {
|
|
// nothing to parse (error?), regenerate cache
|
|
return false;
|
|
}
|
|
|
|
$cache_split = explode("\n", $results, 2);
|
|
$cache_header = $cache_split[0];
|
|
|
|
$this->_cache_info = unserialize($cache_header);
|
|
|
|
if ($this->caching == 2 && isset ($this->_cache_info['expires'])){
|
|
// caching by expiration time
|
|
if ($this->_cache_info['expires'] > -1 && (time() > $this->_cache_info['expires'])) {
|
|
// cache expired, regenerate
|
|
return false;
|
|
}
|
|
} else {
|
|
// caching by lifetime
|
|
if ($this->cache_lifetime > -1 && (time() - $this->_cache_info['timestamp'] > $this->cache_lifetime)) {
|
|
// cache expired, regenerate
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if ($this->compile_check) {
|
|
foreach ($this->_cache_info['template'] as $template_dep) {
|
|
$this->_fetch_template_info($template_dep, $template_source, $template_timestamp, false);
|
|
if ($this->_cache_info['timestamp'] < $template_timestamp) {
|
|
// template file has changed, regenerate cache
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (isset($this->_cache_info['config'])) {
|
|
foreach ($this->_cache_info['config'] as $config_dep) {
|
|
if ($this->_cache_info['timestamp'] < filemtime($this->config_dir.DIR_SEP.$config_dep)) {
|
|
// config file has changed, regenerate cache
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$results = $cache_split[1];
|
|
$content_cache["$tpl_file,$cache_id,$compile_id"] = array($results, $this->_cache_info);
|
|
|
|
return true;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _get_plugin_filepath
|
|
Purpose: get filepath of requested plugin
|
|
\*======================================================================*/
|
|
function _get_plugin_filepath($type, $name)
|
|
{
|
|
$_plugin_filename = "$type.$name.php";
|
|
|
|
foreach ((array)$this->plugins_dir as $_plugin_dir) {
|
|
|
|
$_plugin_filepath = $_plugin_dir . DIR_SEP . $_plugin_filename;
|
|
|
|
if (!preg_match("/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/", $_plugin_dir)) {
|
|
// relative path
|
|
$_plugin_filepath = SMARTY_DIR . $_plugin_filepath;
|
|
}
|
|
|
|
if (@is_readable($_plugin_filepath)) {
|
|
return $_plugin_filepath;
|
|
}
|
|
|
|
// didn't find it try include path
|
|
if ($this->_get_include_path($_plugin_dir . DIR_SEP . $_plugin_filename, $_include_filepath)) {
|
|
return $_include_filepath;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _load_plugins
|
|
Purpose: Load requested plugins
|
|
\*======================================================================*/
|
|
function _load_plugins($plugins)
|
|
{
|
|
|
|
foreach ($plugins as $plugin_info) {
|
|
list($type, $name, $tpl_file, $tpl_line, $delayed_loading) = $plugin_info;
|
|
$plugin = &$this->_plugins[$type][$name];
|
|
|
|
/*
|
|
* We do not load plugin more than once for each instance of Smarty.
|
|
* The following code checks for that. The plugin can also be
|
|
* registered dynamically at runtime, in which case template file
|
|
* and line number will be unknown, so we fill them in.
|
|
*
|
|
* The final element of the info array is a flag that indicates
|
|
* whether the dynamically registered plugin function has been
|
|
* checked for existence yet or not.
|
|
*/
|
|
if (isset($plugin)) {
|
|
if (!$plugin[3]) {
|
|
if (!function_exists($plugin[0])) {
|
|
$this->_trigger_plugin_error("$type '$name' is not implemented", $tpl_file, $tpl_line);
|
|
} else {
|
|
$plugin[1] = $tpl_file;
|
|
$plugin[2] = $tpl_line;
|
|
$plugin[3] = true;
|
|
}
|
|
}
|
|
continue;
|
|
} else if ($type == 'insert') {
|
|
/*
|
|
* For backwards compatibility, we check for insert functions in
|
|
* the symbol table before trying to load them as a plugin.
|
|
*/
|
|
$plugin_func = 'insert_' . $name;
|
|
if (function_exists($plugin_func)) {
|
|
$plugin = array($plugin_func, $tpl_file, $tpl_line, true);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
$plugin_file = $this->_get_plugin_filepath($type, $name);
|
|
|
|
if ($found = ($plugin_file != false)) {
|
|
$message = "could not load plugin file '$type.$name.php'\n";
|
|
}
|
|
|
|
/*
|
|
* If plugin file is found, it -must- provide the properly named
|
|
* plugin function. In case it doesn't, simply output the error and
|
|
* do not fall back on any other method.
|
|
*/
|
|
if ($found) {
|
|
include_once $plugin_file;
|
|
|
|
$plugin_func = 'smarty_' . $type . '_' . $name;
|
|
if (!function_exists($plugin_func)) {
|
|
$this->_trigger_plugin_error("plugin function $plugin_func() not found in $plugin_file", $tpl_file, $tpl_line);
|
|
continue;
|
|
}
|
|
}
|
|
/*
|
|
* In case of insert plugins, their code may be loaded later via
|
|
* 'script' attribute.
|
|
*/
|
|
else if ($type == 'insert' && $delayed_loading) {
|
|
$plugin_func = 'smarty_' . $type . '_' . $name;
|
|
$found = true;
|
|
}
|
|
|
|
/*
|
|
* Plugin specific processing and error checking.
|
|
*/
|
|
if (!$found) {
|
|
if ($type == 'modifier') {
|
|
/*
|
|
* In case modifier falls back on using PHP functions
|
|
* directly, we only allow those specified in the security
|
|
* context.
|
|
*/
|
|
if ($this->security && !in_array($name, $this->security_settings['MODIFIER_FUNCS'])) {
|
|
$message = "(secure mode) modifier '$name' is not allowed";
|
|
} else {
|
|
if (!function_exists($name)) {
|
|
$message = "modifier '$name' is not implemented";
|
|
} else {
|
|
$plugin_func = $name;
|
|
$found = true;
|
|
}
|
|
}
|
|
} else if ($type == 'function') {
|
|
/*
|
|
* This is a catch-all situation.
|
|
*/
|
|
$message = "unknown tag - '$name'";
|
|
}
|
|
}
|
|
|
|
if ($found) {
|
|
$this->_plugins[$type][$name] = array($plugin_func, $tpl_file, $tpl_line, true);
|
|
} else {
|
|
// output error
|
|
$this->_trigger_plugin_error($message, $tpl_file, $tpl_line);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _load_resource_plugin
|
|
Purpose:
|
|
\*======================================================================*/
|
|
function _load_resource_plugin($type)
|
|
{
|
|
/*
|
|
* Resource plugins are not quite like the other ones, so they are
|
|
* handled differently. The first element of plugin info is the array of
|
|
* functions provided by the plugin, the second one indicates whether
|
|
* all of them exist or not.
|
|
*/
|
|
|
|
$plugin = &$this->_plugins['resource'][$type];
|
|
if (isset($plugin)) {
|
|
if (!$plugin[1] && count($plugin[0])) {
|
|
$plugin[1] = true;
|
|
foreach ($plugin[0] as $plugin_func) {
|
|
if (!function_exists($plugin_func)) {
|
|
$plugin[1] = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$plugin[1]) {
|
|
$this->_trigger_plugin_error("resource '$type' is not implemented");
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
$plugin_file = $this->_get_plugin_filepath('resource', $type);
|
|
$found = ($plugin_file != false);
|
|
|
|
if ($found) { /*
|
|
* If the plugin file is found, it -must- provide the properly named
|
|
* plugin functions.
|
|
*/
|
|
include_once $plugin_file;
|
|
|
|
/*
|
|
* Locate functions that we require the plugin to provide.
|
|
*/
|
|
$resource_ops = array('source', 'timestamp', 'secure', 'trusted');
|
|
$resource_funcs = array();
|
|
foreach ($resource_ops as $op) {
|
|
$plugin_func = 'smarty_resource_' . $type . '_' . $op;
|
|
if (!function_exists($plugin_func)) {
|
|
$this->_trigger_plugin_error("plugin function $plugin_func() not found in $plugin_file");
|
|
return;
|
|
} else {
|
|
$resource_funcs[] = $plugin_func;
|
|
}
|
|
}
|
|
|
|
$this->_plugins['resource'][$type] = array($resource_funcs, true);
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _autoload_filters()
|
|
Purpose: automatically load a set of filters
|
|
\*======================================================================*/
|
|
function _autoload_filters()
|
|
{
|
|
foreach ($this->autoload_filters as $filter_type => $filters) {
|
|
foreach ($filters as $filter) {
|
|
$this->load_filter($filter_type, $filter);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: quote_replace
|
|
Purpose: Quote subpattern references
|
|
\*======================================================================*/
|
|
function quote_replace($string)
|
|
{
|
|
return preg_replace('![\\$]\d!', '\\\\\\0', $string);
|
|
}
|
|
|
|
|
|
/*======================================================================*\
|
|
Function: _trigger_plugin_error
|
|
Purpose: trigger Smarty plugin error
|
|
\*======================================================================*/
|
|
function _trigger_plugin_error($error_msg, $tpl_file = null, $tpl_line = null, $error_type = E_USER_WARNING)
|
|
{
|
|
if (isset($tpl_line) && isset($tpl_file)) {
|
|
trigger_error("Smarty plugin error: [in " . $tpl_file . " line " .
|
|
$tpl_line . "]: $error_msg", $error_type);
|
|
} else {
|
|
trigger_error("Smarty plugin error: $error_msg", $error_type);
|
|
}
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _get_microtime
|
|
Purpose: Get seconds and microseconds
|
|
\*======================================================================*/
|
|
function _get_microtime()
|
|
{
|
|
$mtime = microtime();
|
|
$mtime = explode(" ", $mtime);
|
|
$mtime = (double)($mtime[1]) + (double)($mtime[0]);
|
|
return ($mtime);
|
|
}
|
|
|
|
/*======================================================================*\
|
|
Function: _get_include_path
|
|
Purpose: Get path to file from include_path
|
|
\*======================================================================*/
|
|
function _get_include_path($file_path,&$new_file_path)
|
|
{
|
|
foreach (preg_split('![:;]!', ini_get('include_path')) as $_include_path) {
|
|
if (@file_exists($_include_path . DIR_SEP . $file_path)) {
|
|
$new_file_path = $_include_path . DIR_SEP . $file_path;
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
}
|
|
|
|
/* vim: set expandtab: */
|
|
|
|
?>
|