Smarty

Complexity

Total Complexity

218

Size/Duplication

Total Lines	1895
Duplicated Lines	0 %

Importance

Changes

0

59 Methods

Rating	Name	Duplication	Size	Complexity
A	register_outputfilter()	0	4	1
A	display()	0	3	1
A	register_prefilter()	0	4	1
A	__construct()	0	4	2
A	_get_filter_name()	0	9	3
A	assign()	0	11	5
A	is_cached()	0	15	3
F	fetch()	0	192	43
A	unregister_compiler_function()	0	3	1
A	load_filter()	0	14	5
B	_smarty_include()	0	41	6
A	get_template_vars()	0	10	3
A	assign_by_ref()	0	4	2
A	_get_auto_id()	0	7	4
A	unregister_block()	0	3	1
A	unregister_object()	0	3	1
A	unregister_postfilter()	0	3	1
A	register_function()	0	4	1
A	clear_assign()	0	7	3
A	unregister_function()	0	3	1
A	clear_compiled_tpl()	0	12	2
F	_fetch_resource_info()	0	71	21
A	unregister_outputfilter()	0	3	1
A	unregister_prefilter()	0	3	1
B	append_by_ref()	0	12	7
A	register_resource()	0	16	3
A	_is_compiled()	0	23	6
B	_parse_resource_name()	0	51	10
A	_dequote()	0	7	4
A	_process_compiled_include_callback()	0	7	1
A	config_load()	0	4	1
A	register_postfilter()	0	4	1
A	_compile_resource()	0	25	4
A	template_exists()	0	4	1
A	get_registered_object()	0	8	3
A	_get_compile_path()	0	4	1
A	register_block()	0	4	1
A	register_object()	0	6	1
A	_smarty_cache_attrs()	0	13	2
A	_read_file()	0	11	5
A	_eval()	0	3	1
A	_include()	0	6	2
A	clear_config()	0	8	2
A	get_config_vars()	0	10	4
A	register_modifier()	0	4	1
A	clear_all_assign()	0	3	1
B	_compile_source()	0	55	5
A	_get_plugin_filepath()	0	5	1
A	unregister_resource()	0	3	1
A	clear_cache()	0	21	4
A	_get_auto_filename()	0	24	4
A	_run_mod_handler()	0	13	2
A	clear_all_cache()	0	3	1
A	unregister_modifier()	0	3	1
A	_trigger_fatal_error()	0	12	5
C	append()	0	29	14
A	_unlink()	0	8	3
A	trigger_error()	0	4	1
A	register_compiler_function()	0	4	1

<?php

/**
 * Project:     Smarty: the PHP compiling template engine
 * File:        Smarty.class.php
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * For questions, help, comments, discussion, etc., please join the
 * Smarty mailing list. Send a blank e-mail to
 * smarty-discussion-subscribe@googlegroups.com
 *
 * @link http://www.smarty.net/
 * @copyright 2001-2005 New Digital Group, Inc.
 * @author Monte Ohrt <monte at ohrt dot com>
 * @author Andrei Zmievski <andrei@php.net>
 * @package Smarty
 * @version 2.6.31-dev
 */

/* $Id$ */

/**
 * DIR_SEP isn't used anymore, but third party apps might
 */
if(!defined('DIR_SEP')) {
    define('DIR_SEP', DIRECTORY_SEPARATOR);
}

/**
 * set SMARTY_DIR to absolute path to Smarty library files.
 * if not defined, include_path will be used. Sets SMARTY_DIR only if user
 * application has not already defined it.
 */

if (!defined('SMARTY_DIR')) {
    define('SMARTY_DIR', dirname(__FILE__) . DIRECTORY_SEPARATOR);
}

if (!defined('SMARTY_CORE_DIR')) {
    define('SMARTY_CORE_DIR', SMARTY_DIR . 'internals' . DIRECTORY_SEPARATOR);
}

define('SMARTY_PHP_PASSTHRU',   0);
define('SMARTY_PHP_QUOTE',      1);
define('SMARTY_PHP_REMOVE',     2);
define('SMARTY_PHP_ALLOW',      3);

/**
 * @package Smarty
 */
class Smarty
{
    /**#@+
     * Smarty Configuration Section
     */

    /**
     * The name of the directory where templates are located.
     *
     * @var string
     */
    var $template_dir    =  'templates';

    /**
     * The directory where compiled templates are located.
     *
     * @var string
     */
    var $compile_dir     =  'templates_c';

    /**
     * The directory where config files are located.
     *
     * @var string
     */
    var $config_dir      =  'configs';

    /**
     * An array of directories searched for plugins.
     *
     * @var array
     */
    var $plugins_dir     =  array('plugins');

    /**
     * If debugging is enabled, a debug console window will display
     * when the page loads (make sure your browser allows unrequested
     * popup windows)
     *
     * @var boolean
     */
    var $debugging       =  false;

    /**
     * When set, smarty does uses this value as error_reporting-level.
     *
     * @var integer
     */
    var $error_reporting  =  null;

    /**
     * This is the path to the debug console template. If not set,
     * the default one will be used.
     *
     * @var string
     */
    var $debug_tpl       =  '';

    /**
     * This determines if debugging is enable-able from the browser.
     * <ul>
     *  <li>NONE => no debugging control allowed</li>
     *  <li>URL => enable debugging when SMARTY_DEBUG is found in the URL.</li>
     * </ul>
     * @link http://www.foo.dom/index.php?SMARTY_DEBUG
     * @var string
     */
    var $debugging_ctrl  =  'NONE';

    /**
     * This tells Smarty whether to check for recompiling or not. Recompiling
     * does not need to happen unless a template or config file is changed.
     * Typically you enable this during development, and disable for
     * production.
     *
     * @var boolean
     */
    var $compile_check   =  true;

    /**
     * This forces templates to compile every time. Useful for development
     * or debugging.
     *
     * @var boolean
     */
    var $force_compile   =  false;

    /**
     * This enables template caching.
     * <ul>
     *  <li>0 = no caching</li>
     *  <li>1 = use class cache_lifetime value</li>
     *  <li>2 = use cache_lifetime in cache file</li>
     * </ul>
     * @var integer
     */
    var $caching         =  0;

    /**
     * The name of the directory for cache files.
     *
     * @var string
     */
    var $cache_dir       =  'cache';

    /**
     * This is the number of seconds cached content will persist.
     * <ul>
     *  <li>0 = always regenerate cache</li>
     *  <li>-1 = never expires</li>
     * </ul>
     *
     * @var integer
     */
    var $cache_lifetime  =  3600;

    /**
     * Only used when $caching is enabled. If true, then If-Modified-Since headers
     * are respected with cached content, and appropriate HTTP headers are sent.
     * This way repeated hits to a cached page do not send the entire page to the
     * client every time.
     *
     * @var boolean
     */
    var $cache_modified_check = false;

    /**
     * This determines how Smarty handles "<?php ... ?>" tags in templates.
     * possible values:
     * <ul>
     *  <li>SMARTY_PHP_PASSTHRU -> print tags as plain text</li>
     *  <li>SMARTY_PHP_QUOTE    -> escape tags as entities</li>
     *  <li>SMARTY_PHP_REMOVE   -> remove php tags</li>
     *  <li>SMARTY_PHP_ALLOW    -> execute php tags</li>
     * </ul>
     *
     * @var integer
     */
    var $php_handling    =  SMARTY_PHP_PASSTHRU;

    /**
     * This enables template security. When enabled, many things are restricted
     * in the templates that normally would go unchecked. This is useful when
     * untrusted parties are editing templates and you want a reasonable level
     * of security. (no direct execution of PHP in templates for example)
     *
     * @var boolean
     */
    var $security       =   false;

    /**
     * This is the list of template directories that are considered secure. This
     * is used only if {@link $security} is enabled. One directory per array
     * element.  {@link $template_dir} is in this list implicitly.
     *
     * @var array
     */
    var $secure_dir     =   array();

    /**
     * These are the security settings for Smarty. They are used only when
     * {@link $security} is enabled.
     *
     * @var array
     */
    var $security_settings  = array(
                                    'PHP_HANDLING'    => false,
                                    'IF_FUNCS'        => array('array', 'list',
                                                               'isset', 'empty',
                                                               'count', 'sizeof',
                                                               'in_array', 'is_array',
                                                               'true', 'false', 'null'),
                                    'INCLUDE_ANY'     => false,
                                    'PHP_TAGS'        => false,
                                    'MODIFIER_FUNCS'  => array('count'),
                                    'ALLOW_CONSTANTS'  => false,
                                    'ALLOW_SUPER_GLOBALS' => true
                                   );

    /**
     * This is an array of directories where trusted php scripts reside.
     * {@link $security} is disabled during their inclusion/execution.
     *
     * @var array
     */
    var $trusted_dir        = array();

    /**
     * The left delimiter used for the template tags.
     *
     * @var string
     */
    var $left_delimiter  =  '{';

    /**
     * The right delimiter used for the template tags.
     *
     * @var string
     */
    var $right_delimiter =  '}';

    /**
     * The order in which request variables are registered, similar to
     * variables_order in php.ini E = Environment, G = GET, P = POST,
     * C = Cookies, S = Server
     *
     * @var string
     */
    var $request_vars_order    = 'EGPCS';

    /**
     * Indicates wether $HTTP_*_VARS[] (request_use_auto_globals=false)
     * are uses as request-vars or $_*[]-vars. note: if
     * request_use_auto_globals is true, then $request_vars_order has
     * no effect, but the php-ini-value "gpc_order"
     *
     * @var boolean
     */
    var $request_use_auto_globals      = true;

    /**
     * Set this if you want different sets of compiled files for the same
     * templates. This is useful for things like different languages.
     * Instead of creating separate sets of templates per language, you
     * set different compile_ids like 'en' and 'de'.
     *
     * @var string
     */
    var $compile_id            = null;

    /**
     * This tells Smarty whether or not to use sub dirs in the cache/ and
     * templates_c/ directories. sub directories better organized, but
     * may not work well with PHP safe mode enabled.
     *
     * @var boolean
     *
     */
    var $use_sub_dirs          = false;

    /**
     * This is a list of the modifiers to apply to all template variables.
     * Put each modifier in a separate array element in the order you want
     * them applied. example: <code>array('escape:"htmlall"');</code>
     *
     * @var array
     */
    var $default_modifiers        = array();

    /**
     * This is the resource type to be used when not specified
     * at the beginning of the resource path. examples:
     * $smarty->display('file:index.tpl');
     * $smarty->display('db:index.tpl');
     * $smarty->display('index.tpl'); // will use default resource type
     * {include file="file:index.tpl"}
     * {include file="db:index.tpl"}
     * {include file="index.tpl"} {* will use default resource type *}
     *
     * @var array
     */
    var $default_resource_type    = 'file';

    /**
     * The function used for cache file handling. If not set, built-in caching is used.
     *
     * @var null|string function name
     */
    var $cache_handler_func   = null;

    /**
     * This indicates which filters are automatically loaded into Smarty.
     *
     * @var array array of filter names
     */
    var $autoload_filters = array();

    /**#@+
     * @var boolean
     */
    /**
     * This tells if config file vars of the same name overwrite each other or not.
     * if disabled, same name variables are accumulated in an array.
     */
    var $config_overwrite = true;

    /**
     * This tells whether or not to automatically booleanize config file variables.
     * If enabled, then the strings "on", "true", and "yes" are treated as boolean
     * true, and "off", "false" and "no" are treated as boolean false.
     */
    var $config_booleanize = true;

    /**
     * This tells whether hidden sections [.foobar] are readable from the
     * tempalates or not. Normally you would never allow this since that is
     * the point behind hidden sections: the application can access them, but
     * the templates cannot.
     */
    var $config_read_hidden = false;

    /**
     * This tells whether or not automatically fix newlines in config files.
     * It basically converts \r (mac) or \r\n (dos) to \n
     */
    var $config_fix_newlines = true;
    /**#@-*/

    /**
     * If a template cannot be found, this PHP function will be executed.
     * Useful for creating templates on-the-fly or other special action.
     *
     * @var string function name
     */
    var $default_template_handler_func = '';

    /**
     * The file that contains the compiler class. This can a full
     * pathname, or relative to the php_include path.
     *
     * @var string
     */
    var $compiler_file        =    'Smarty_Compiler.class.php';

    /**
     * The class used for compiling templates.
     *
     * @var string
     */
    var $compiler_class        =   'Smarty_Compiler';

    /**
     * The class used to load config vars.
     *
     * @var string
     */
    var $config_class          =   'Config_File';

/**#@+
 * END Smarty Configuration Section
 * There should be no need to touch anything below this line.
 * @access private
 */
    /**
     * where assigned template vars are kept
     *
     * @var array
     */
    var $_tpl_vars             = array();

    /**
     * stores run-time $smarty.* vars
     *
     * @var null|array
     */
    var $_smarty_vars          = null;

    /**
     * keeps track of sections
     *
     * @var array
     */
    var $_sections             = array();

    /**
     * keeps track of foreach blocks
     *
     * @var array
     */
    var $_foreach              = array();

    /**
     * keeps track of tag hierarchy
     *
     * @var array
     */
    var $_tag_stack            = array();

    /**
     * configuration object
     *
     * @var Config_file
     */
    var $_conf_obj             = null;

    /**
     * loaded configuration settings
     *
     * @var array
     */
    var $_config               = array(array('vars'  => array(), 'files' => array()));

    /**
     * md5 checksum of the string 'Smarty'
     *
     * @var string
     */
    var $_smarty_md5           = 'f8d698aea36fcbead2b9d5359ffca76f';

    /**
     * Smarty version number
     *
     * @var string
     */
    var $_version              = '2.6.31';

    /**
     * current template inclusion depth
     *
     * @var integer
     */
    var $_inclusion_depth      = 0;

    /**
     * for different compiled templates
     *
     * @var string
     */
    var $_compile_id           = null;

    /**
     * text in URL to enable debug mode
     *
     * @var string
     */
    var $_smarty_debug_id      = 'SMARTY_DEBUG';

    /**
     * debugging information for debug console
     *
     * @var array
     */
    var $_smarty_debug_info    = array();

    /**
     * info that makes up a cache file
     *
     * @var array
     */
    var $_cache_info           = array();

    /**
     * default file permissions
     *
     * @var integer
     */
    var $_file_perms           = 0644;

    /**
     * default dir permissions
     *
     * @var integer
     */
    var $_dir_perms               = 0771;

    /**
     * registered objects
     *
     * @var array
     */
    var $_reg_objects           = array();

    /**
     * table keeping track of plugins
     *
     * @var array
     */
    var $_plugins              = array(
                                       'modifier'      => array(),
                                       'function'      => array(),
                                       'block'         => array(),
                                       'compiler'      => array(),
                                       'prefilter'     => array(),
                                       'postfilter'    => array(),
                                       'outputfilter'  => array(),
                                       'resource'      => array(),
                                       'insert'        => array());


    /**
     * cache serials
     *
     * @var array
     */
    var $_cache_serials = array();

    /**
     * name of optional cache include file
     *
     * @var string
     */
    var $_cache_include = null;

    /**
     * indicate if the current code is used in a compiled
     * include
     *
     * @var string
     */
    var $_cache_including = false;

    /**
     * plugin filepath cache
     *
     * @var array
     */
    var $_filepaths_cache = array();
    /**#@-*/
    /**
     * The class constructor.
     */
    public function __construct()
    {
      $this->assign('SCRIPT_NAME', isset($_SERVER['SCRIPT_NAME']) ? $_SERVER['SCRIPT_NAME']
                    : @$GLOBALS['HTTP_SERVER_VARS']['SCRIPT_NAME']);
    }

    /**
     * assigns values to template variables
     *
     * @param array|string $tpl_var the template variable name(s)
     * @param mixed $value the value to assign
     */
    function assign($tpl_var, $value = null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if (is_array($tpl_var)){
            foreach ($tpl_var as $key => $val) {
                if ($key != '') {
                    $this->_tpl_vars[$key] = $val;
                }
            }
        } else {
            if ($tpl_var != '')
                $this->_tpl_vars[$tpl_var] = $value;
        }
    }

    /**
     * assigns values to template variables by reference
     *
     * @param string $tpl_var the template variable name
     * @param mixed $value the referenced value to assign
     */
    function assign_by_ref($tpl_var, &$value)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if ($tpl_var != '')
            $this->_tpl_vars[$tpl_var] = &$value;
    }

    /**
     * appends values to template variables
     *
     * @param array|string $tpl_var the template variable name(s)
     * @param mixed $value the value to append
     */
    function append($tpl_var, $value=null, $merge=false)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if (is_array($tpl_var)) {
            // $tpl_var is an array, ignore $value
            foreach ($tpl_var as $_key => $_val) {
                if ($_key != '') {
                    if(!@is_array($this->_tpl_vars[$_key])) {
                        settype($this->_tpl_vars[$_key],'array');
                    }
                    if($merge && is_array($_val)) {
                        foreach($_val as $_mkey => $_mval) {
                            $this->_tpl_vars[$_key][$_mkey] = $_mval;
                        }
                    } else {
                        $this->_tpl_vars[$_key][] = $_val;
                    }
                }
            }
        } else {
            if ($tpl_var != '' && isset($value)) {
                if(!@is_array($this->_tpl_vars[$tpl_var])) {
                    settype($this->_tpl_vars[$tpl_var],'array');
                }
                if($merge && is_array($value)) {
                    foreach($value as $_mkey => $_mval) {
                        $this->_tpl_vars[$tpl_var][$_mkey] = $_mval;
                    }
                } else {
                    $this->_tpl_vars[$tpl_var][] = $value;
                }
            }
        }
    }

    /**
     * appends values to template variables by reference
     *
     * @param string $tpl_var the template variable name
     * @param mixed $value the referenced value to append
     */
    function append_by_ref($tpl_var, &$value, $merge=false)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if ($tpl_var != '' && isset($value)) {
            if(!@is_array($this->_tpl_vars[$tpl_var])) {
             settype($this->_tpl_vars[$tpl_var],'array');
            }
            if ($merge && is_array($value)) {
                foreach($value as $_key => $_val) {
                    $this->_tpl_vars[$tpl_var][$_key] = &$value[$_key];
                }
            } else {
                $this->_tpl_vars[$tpl_var][] = &$value;
            }
        }
    }


    /**
     * clear the given assigned template variable.
     *
     * @param string $tpl_var the template variable to clear
     */
    function clear_assign($tpl_var)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if (is_array($tpl_var))

The condition is_array($tpl_var) is always false.

            foreach ($tpl_var as $curr_var)
                unset($this->_tpl_vars[$curr_var]);
        else
            unset($this->_tpl_vars[$tpl_var]);
    }


    /**
     * Registers custom function to be used in templates
     *
     * @param string $function the name of the template function
     * @param string $function_impl the name of the PHP function to register
     */
    function register_function($function, $function_impl, $cacheable=true, $cache_attrs=null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->_plugins['function'][$function] =
            array($function_impl, null, null, false, $cacheable, $cache_attrs);

    }

    /**
     * Unregisters custom function
     *
     * @param string $function name of template function
     */
    function unregister_function($function)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_plugins['function'][$function]);
    }

    /**
     * Registers object to be used in templates
     *
     * @param string $object name of template object
     * @param object &$object_impl the referenced PHP object to register
     * @param null|array $allowed list of allowed methods (empty = all)
     * @param boolean $smarty_args smarty argument format, else traditional
     * @param null|array $block_functs list of methods that are block format
     */
    function register_object($object, &$object_impl, $allowed = array(), $smarty_args = true, $block_methods = array())

It is generally recommended to explicitly declare the visibility for methods.

    {
        settype($allowed, 'array');
        settype($smarty_args, 'boolean');
        $this->_reg_objects[$object] =
            array(&$object_impl, $allowed, $smarty_args, $block_methods);
    }

    /**
     * Unregisters object
     *
     * @param string $object name of template object
     */
    function unregister_object($object)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_reg_objects[$object]);
    }


    /**
     * Registers block function to be used in templates
     *
     * @param string $block name of template block
     * @param string $block_impl PHP function to register
     */
    function register_block($block, $block_impl, $cacheable=true, $cache_attrs=null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->_plugins['block'][$block] =
            array($block_impl, null, null, false, $cacheable, $cache_attrs);
    }

    /**
     * Unregisters block function
     *
     * @param string $block name of template function
     */
    function unregister_block($block)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_plugins['block'][$block]);
    }

    /**
     * Registers compiler function
     *
     * @param string $function name of template function
     * @param string $function_impl name of PHP function to register
     */
    function register_compiler_function($function, $function_impl, $cacheable=true)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->_plugins['compiler'][$function] =
            array($function_impl, null, null, false, $cacheable);
    }

    /**
     * Unregisters compiler function
     *
     * @param string $function name of template function
     */
    function unregister_compiler_function($function)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_plugins['compiler'][$function]);
    }

    /**
     * Registers modifier to be used in templates
     *
     * @param string $modifier name of template modifier
     * @param string $modifier_impl name of PHP function to register
     */
    function register_modifier($modifier, $modifier_impl)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->_plugins['modifier'][$modifier] =
            array($modifier_impl, null, null, false);
    }

    /**
     * Unregisters modifier
     *
     * @param string $modifier name of template modifier
     */
    function unregister_modifier($modifier)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_plugins['modifier'][$modifier]);
    }

    /**
     * Registers a resource to fetch a template
     *
     * @param string $type name of resource
     * @param array $functions array of functions to handle resource
     */
    function register_resource($type, $functions)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if (count($functions)==4) {
            $this->_plugins['resource'][$type] =
                array($functions, false);

        } elseif (count($functions)==5) {
            $this->_plugins['resource'][$type] =
                array(array(array(&$functions[0], $functions[1])
                            ,array(&$functions[0], $functions[2])
                            ,array(&$functions[0], $functions[3])
                            ,array(&$functions[0], $functions[4]))
                      ,false);

        } else {
            $this->trigger_error("malformed function-list for '$type' in register_resource");

        }
    }

    /**
     * Unregisters a resource
     *
     * @param string $type name of resource
     */
    function unregister_resource($type)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_plugins['resource'][$type]);
    }

    /**
     * Registers a prefilter function to apply
     * to a template before compiling
     *
     * @param callback $function
     */
    function register_prefilter($function)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->_plugins['prefilter'][$this->_get_filter_name($function)]
            = array($function, null, null, false);
    }

    /**
     * Unregisters a prefilter function
     *
     * @param callback $function
     */
    function unregister_prefilter($function)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_plugins['prefilter'][$this->_get_filter_name($function)]);
    }

    /**
     * Registers a postfilter function to apply
     * to a compiled template after compilation
     *
     * @param callback $function
     */
    function register_postfilter($function)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->_plugins['postfilter'][$this->_get_filter_name($function)]
            = array($function, null, null, false);
    }

    /**
     * Unregisters a postfilter function
     *
     * @param callback $function
     */
    function unregister_postfilter($function)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_plugins['postfilter'][$this->_get_filter_name($function)]);
    }

    /**
     * Registers an output filter function to apply
     * to a template output
     *
     * @param callback $function
     */
    function register_outputfilter($function)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->_plugins['outputfilter'][$this->_get_filter_name($function)]
            = array($function, null, null, false);
    }

    /**
     * Unregisters an outputfilter function
     *
     * @param callback $function
     */
    function unregister_outputfilter($function)

It is generally recommended to explicitly declare the visibility for methods.

    {
        unset($this->_plugins['outputfilter'][$this->_get_filter_name($function)]);
    }

    /**
     * load a filter of specified type and name
     *
     * @param string $type filter type
     * @param string $name filter name
     */
    function load_filter($type, $name)

It is generally recommended to explicitly declare the visibility for methods.

    {
        switch ($type) {
            case 'output':
                $_params = array('plugins' => array(array($type . 'filter', $name, null, null, false)));
                require_once(SMARTY_CORE_DIR . 'core.load_plugins.php');
                smarty_core_load_plugins($_params, $this);
                break;

            case 'pre':
            case 'post':
                if (!isset($this->_plugins[$type . 'filter'][$name]))
                    $this->_plugins[$type . 'filter'][$name] = false;
                break;
        }
    }

    /**
     * clear cached content for the given template and cache id
     *
     * @param string $tpl_file name of template file
     * @param string $cache_id name of cache_id
     * @param string $compile_id name of compile_id
     * @param string $exp_time expiration time
     * @return boolean
     */
    function clear_cache($tpl_file = null, $cache_id = null, $compile_id = null, $exp_time = null)

It is generally recommended to explicitly declare the visibility for methods.

    {

        if (!isset($compile_id))
            $compile_id = $this->compile_id;

        if (!isset($tpl_file))
            $compile_id = null;

        $_auto_id = $this->_get_auto_id($cache_id, $compile_id);

        if (!empty($this->cache_handler_func)) {
            return call_user_func_array($this->cache_handler_func,
                                  array('clear', &$this, &$dummy, $tpl_file, $cache_id, $compile_id, $exp_time));

The variable $dummy seems to be never defined.

        } else {
            $_params = array('auto_base' => $this->cache_dir,
                            'auto_source' => $tpl_file,
                            'auto_id' => $_auto_id,
                            'exp_time' => $exp_time);
            require_once(SMARTY_CORE_DIR . 'core.rm_auto.php');
            return smarty_core_rm_auto($_params, $this);
        }

    }


    /**
     * clear the entire contents of cache (all templates)
     *
     * @param string $exp_time expire time
     * @return boolean results of {@link smarty_core_rm_auto()}
     */
    function clear_all_cache($exp_time = null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        return $this->clear_cache(null, null, null, $exp_time);
    }


    /**
     * test to see if valid cache exists for this template
     *
     * @param string $tpl_file name of template file
     * @param string $cache_id
     * @param string $compile_id
     * @return string|false results of {@link _read_cache_file()}
     */
    function is_cached($tpl_file, $cache_id = null, $compile_id = null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if (!$this->caching)
            return false;

        if (!isset($compile_id))
            $compile_id = $this->compile_id;

        $_params = array(
            'tpl_file' => $tpl_file,
            'cache_id' => $cache_id,
            'compile_id' => $compile_id
        );
        require_once(SMARTY_CORE_DIR . 'core.read_cache_file.php');
        return smarty_core_read_cache_file($_params, $this);

The expression return smarty_core_read_cache_file($_params, $this) returns the type boolean which is incompatible with the documented return type false|string.

    }


    /**
     * clear all the assigned template variables.
     *
     */
    function clear_all_assign()

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->_tpl_vars = array();
    }

    /**
     * clears compiled version of specified template resource,
     * or all compiled template files if one is not specified.
     * This function is for advanced use only, not normally needed.
     *
     * @param string $tpl_file
     * @param string $compile_id
     * @param string $exp_time
     * @return boolean results of {@link smarty_core_rm_auto()}
     */
    function clear_compiled_tpl($tpl_file = null, $compile_id = null, $exp_time = null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if (!isset($compile_id)) {
            $compile_id = $this->compile_id;
        }
        $_params = array('auto_base' => $this->compile_dir,
                        'auto_source' => $tpl_file,
                        'auto_id' => $compile_id,
                        'exp_time' => $exp_time,
                        'extensions' => array('.inc', '.php'));
        require_once(SMARTY_CORE_DIR . 'core.rm_auto.php');
        return smarty_core_rm_auto($_params, $this);
    }

    /**
     * Checks whether requested template exists.
     *
     * @param string $tpl_file
     * @return boolean
     */
    function template_exists($tpl_file)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $_params = array('resource_name' => $tpl_file, 'quiet'=>true, 'get_source'=>false);
        return $this->_fetch_resource_info($_params);
    }

    /**
     * Returns an array containing template variables
     *
     * @param string $name
     * @param string $type
     * @return array
     */
    function &get_template_vars($name=null)
    {
        if(!isset($name)) {
            return $this->_tpl_vars;
        } elseif(isset($this->_tpl_vars[$name])) {
            return $this->_tpl_vars[$name];
        } else {
            // var non-existant, return valid reference
            $_tmp = null;
            return $_tmp;
        }
    }

    /**
     * Returns an array containing config variables
     *
     * @param string $name
     * @param string $type
     * @return array
     */
    function &get_config_vars($name=null)
    {
        if(!isset($name) && is_array($this->_config[0])) {
            return $this->_config[0]['vars'];
        } else if(isset($this->_config[0]['vars'][$name])) {
            return $this->_config[0]['vars'][$name];
        } else {
            // var non-existant, return valid reference
            $_tmp = null;
            return $_tmp;
        }
    }

    /**
     * trigger Smarty error
     *
     * @param string $error_msg
     * @param integer $error_type
     */
    function trigger_error($error_msg, $error_type = E_USER_WARNING)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $msg = htmlentities($error_msg);
        trigger_error("Smarty error: $msg", $error_type);
    }


    /**
     * executes & displays the template results
     *
     * @param string $resource_name
     * @param string $cache_id
     * @param string $compile_id
     */
    function display($resource_name, $cache_id = null, $compile_id = null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $this->fetch($resource_name, $cache_id, $compile_id, true);
    }

    /**
     * executes & returns or displays the template results
     *
     * @param string $resource_name
     * @param string $cache_id
     * @param string $compile_id
     * @param boolean $display
     */
    function fetch($resource_name, $cache_id = null, $compile_id = null, $display = false)

It is generally recommended to explicitly declare the visibility for methods.

    {
        static $_cache_info = array();

        $_smarty_old_error_level = $this->debugging ? error_reporting() : error_reporting(isset($this->error_reporting)
               ? $this->error_reporting : error_reporting() & ~E_NOTICE);

        if (!$this->debugging && $this->debugging_ctrl == 'URL') {
            $_query_string = $this->request_use_auto_globals ? $_SERVER['QUERY_STRING'] : $GLOBALS['HTTP_SERVER_VARS']['QUERY_STRING'];
            if (@strstr($_query_string, $this->_smarty_debug_id)) {
                if (@strstr($_query_string, $this->_smarty_debug_id . '=on')) {
                    // enable debugging for this browser session
                    @setcookie('SMARTY_DEBUG', true);

It seems like you do not handle an error condition for setcookie(). This can introduce security issues, and is generally not recommended.

true of type true is incompatible with the type string expected by parameter $value of setcookie().

                    $this->debugging = true;
                } elseif (@strstr($_query_string, $this->_smarty_debug_id . '=off')) {
                    // disable debugging for this browser session
                    @setcookie('SMARTY_DEBUG', false);

false of type false is incompatible with the type string expected by parameter $value of setcookie().

                    $this->debugging = false;
                } else {
                    // enable debugging for this page
                    $this->debugging = true;
                }
            } else {
                $this->debugging = (bool)($this->request_use_auto_globals ? @$_COOKIE['SMARTY_DEBUG'] : @$GLOBALS['HTTP_COOKIE_VARS']['SMARTY_DEBUG']);
            }
        }

        if ($this->debugging) {
            // capture time for debugging info
            $_params = array();
            require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
            $_debug_start_time = smarty_core_get_microtime($_params, $this);
            $this->_smarty_debug_info[] = array('type'      => 'template',
                                                'filename'  => $resource_name,
                                                'depth'     => 0);
            $_included_tpls_idx = count($this->_smarty_debug_info) - 1;
        }

        if (!isset($compile_id)) {
            $compile_id = $this->compile_id;
        }

        $this->_compile_id = $compile_id;
        $this->_inclusion_depth = 0;

        if ($this->caching) {
            // save old cache_info, initialize cache_info
            array_push($_cache_info, $this->_cache_info);
            $this->_cache_info = array();
            $_params = array(
                'tpl_file' => $resource_name,
                'cache_id' => $cache_id,
                'compile_id' => $compile_id,
                'results' => null
            );
            require_once(SMARTY_CORE_DIR . 'core.read_cache_file.php');
            if (smarty_core_read_cache_file($_params, $this)) {
                $_smarty_results = $_params['results'];
                if (!empty($this->_cache_info['insert_tags'])) {
                    $_params = array('plugins' => $this->_cache_info['insert_tags']);
                    require_once(SMARTY_CORE_DIR . 'core.load_plugins.php');
                    smarty_core_load_plugins($_params, $this);
                    $_params = array('results' => $_smarty_results);
                    require_once(SMARTY_CORE_DIR . 'core.process_cached_inserts.php');
                    $_smarty_results = smarty_core_process_cached_inserts($_params, $this);
                }
                if (!empty($this->_cache_info['cache_serials'])) {
                    $_params = array('results' => $_smarty_results);
                    require_once(SMARTY_CORE_DIR . 'core.process_compiled_include.php');
                    $_smarty_results = smarty_core_process_compiled_include($_params, $this);
                }


                if ($display) {
                    if ($this->debugging)
                    {
                        // capture time for debugging info
                        $_params = array();
                        require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
                        $this->_smarty_debug_info[$_included_tpls_idx]['exec_time'] = smarty_core_get_microtime($_params, $this) - $_debug_start_time;

The variable $_included_tpls_idx does not seem to be defined for all execution paths leading up to this point.

The variable $_debug_start_time does not seem to be defined for all execution paths leading up to this point.

                        require_once(SMARTY_CORE_DIR . 'core.display_debug_console.php');
                        $_smarty_results .= smarty_core_display_debug_console($_params, $this);
                    }
                    if ($this->cache_modified_check) {
                        $_server_vars = ($this->request_use_auto_globals) ? $_SERVER : $GLOBALS['HTTP_SERVER_VARS'];
                        $_last_modified_date = @substr($_server_vars['HTTP_IF_MODIFIED_SINCE'], 0, strpos($_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
                            && !$this->_cache_serials
                            && $_gmt_mtime == $_last_modified_date) {
                            if (php_sapi_name()=='cgi')
                                header('Status: 304 Not Modified');
                            else
                                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);
                    // restore initial cache_info
                    $this->_cache_info = array_pop($_cache_info);
                    return true;
                } else {
                    error_reporting($_smarty_old_error_level);
                    // restore initial cache_info
                    $this->_cache_info = array_pop($_cache_info);
                    return $_smarty_results;
                }
            } else {
                $this->_cache_info['template'][$resource_name] = true;
                if ($this->cache_modified_check && $display) {
                    header('Last-Modified: '.gmdate('D, d M Y H:i:s', time()).' GMT');
                }
            }
        }

        // load filters that are marked as autoload
        if (count($this->autoload_filters)) {
            foreach ($this->autoload_filters as $_filter_type => $_filters) {
                foreach ($_filters as $_filter) {
                    $this->load_filter($_filter_type, $_filter);
                }
            }
        }

        $_smarty_compile_path = $this->_get_compile_path($resource_name);

        // if we just need to display the results, don't perform output
        // buffering - for speed
        $_cache_including = $this->_cache_including;
        $this->_cache_including = false;
        if ($display && !$this->caching && count($this->_plugins['outputfilter']) == 0) {
            if ($this->_is_compiled($resource_name, $_smarty_compile_path)
                    || $this->_compile_resource($resource_name, $_smarty_compile_path))
            {
                include($_smarty_compile_path);
            }
        } else {
            ob_start();
            if ($this->_is_compiled($resource_name, $_smarty_compile_path)
                    || $this->_compile_resource($resource_name, $_smarty_compile_path))
            {
                include($_smarty_compile_path);
            }
            $_smarty_results = ob_get_contents();
            ob_end_clean();

            foreach ((array)$this->_plugins['outputfilter'] as $_output_filter) {
                $_smarty_results = call_user_func_array($_output_filter[0], array($_smarty_results, &$this));
            }
        }

        if ($this->caching) {
            $_params = array('tpl_file' => $resource_name,
                        'cache_id' => $cache_id,
                        'compile_id' => $compile_id,
                        'results' => $_smarty_results);
            require_once(SMARTY_CORE_DIR . 'core.write_cache_file.php');
            smarty_core_write_cache_file($_params, $this);
            require_once(SMARTY_CORE_DIR . 'core.process_cached_inserts.php');
            $_smarty_results = smarty_core_process_cached_inserts($_params, $this);

            if ($this->_cache_serials) {
                // strip nocache-tags from output
                $_smarty_results = preg_replace('!(\{/?nocache\:[0-9a-f]{32}#\d+\})!s'
                                                ,''
                                                ,$_smarty_results);
            }
            // restore initial cache_info
            $this->_cache_info = array_pop($_cache_info);
        }
        $this->_cache_including = $_cache_including;

        if ($display) {
            if (isset($_smarty_results)) { echo $_smarty_results; }
            if ($this->debugging) {
                // capture time for debugging info
                $_params = array();
                require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
                $this->_smarty_debug_info[$_included_tpls_idx]['exec_time'] = (smarty_core_get_microtime($_params, $this) - $_debug_start_time);
                require_once(SMARTY_CORE_DIR . 'core.display_debug_console.php');
                echo smarty_core_display_debug_console($_params, $this);
            }
            error_reporting($_smarty_old_error_level);
            return;
        } else {
            error_reporting($_smarty_old_error_level);
            if (isset($_smarty_results)) { return $_smarty_results; }
        }
    }

    /**
     * load configuration values
     *
     * @param string $file
     * @param string $section
     * @param string $scope
     */
    function config_load($file, $section = null, $scope = 'global')

It is generally recommended to explicitly declare the visibility for methods.

    {
        require_once($this->_get_plugin_filepath('function', 'config_load'));
        smarty_function_config_load(array('file' => $file, 'section' => $section, 'scope' => $scope), $this);
    }

    /**
     * return a reference to a registered object
     *
     * @param string $name
     * @return object
     */
    function &get_registered_object($name) {
        if (!isset($this->_reg_objects[$name]))
        $this->_trigger_fatal_error("'$name' is not a registered object");

        if (!is_object($this->_reg_objects[$name][0]))
        $this->_trigger_fatal_error("registered '$name' is not an object");

        return $this->_reg_objects[$name][0];
    }

    /**
     * clear configuration values
     *
     * @param string $var
     */
    function clear_config($var = null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if(!isset($var)) {
            // clear all values
            $this->_config = array(array('vars'  => array(),
                                         'files' => array()));
        } else {
            unset($this->_config[0]['vars'][$var]);
        }
    }

    /**
     * get filepath of requested plugin
     *
     * @param string $type
     * @param string $name
     * @return string|false
     */
    function _get_plugin_filepath($type, $name)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $_params = array('type' => $type, 'name' => $name);
        require_once(SMARTY_CORE_DIR . 'core.assemble_plugin_filepath.php');
        return smarty_core_assemble_plugin_filepath($_params, $this);
    }

   /**
     * test if resource needs compiling
     *
     * @param string $resource_name
     * @param string $compile_path
     * @return boolean
     */
    function _is_compiled($resource_name, $compile_path)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if (!$this->force_compile && file_exists($compile_path)) {
            if (!$this->compile_check) {
                // no need to check compiled file
                return true;
            } else {
                // get file source and timestamp
                $_params = array('resource_name' => $resource_name, 'get_source'=>false);
                if (!$this->_fetch_resource_info($_params)) {
                    return false;
                }
                if ($_params['resource_timestamp'] <= filemtime($compile_path)) {
                    // template not expired, no recompile
                    return true;
                } else {
                    // compile template
                    return false;
                }
            }
        } else {
            // compiled template does not exist, or forced compile
            return false;
        }
    }

   /**
     * compile the template
     *
     * @param string $resource_name
     * @param string $compile_path
     * @return boolean
     */
    function _compile_resource($resource_name, $compile_path)

It is generally recommended to explicitly declare the visibility for methods.

    {

        $_params = array('resource_name' => $resource_name);
        if (!$this->_fetch_resource_info($_params)) {
            return false;
        }

        $_source_content = $_params['source_content'];
        $_cache_include    = substr($compile_path, 0, -4).'.inc';

        if ($this->_compile_source($resource_name, $_source_content, $_compiled_content, $_cache_include)) {
            // if a _cache_serial was set, we also have to write an include-file:
            if ($this->_cache_include_info) {
                require_once(SMARTY_CORE_DIR . 'core.write_compiled_include.php');
                smarty_core_write_compiled_include(array_merge($this->_cache_include_info, array('compiled_content'=>$_compiled_content, 'resource_name'=>$resource_name)),  $this);
            }

            $_params = array('compile_path'=>$compile_path, 'compiled_content' => $_compiled_content);
            require_once(SMARTY_CORE_DIR . 'core.write_compiled_resource.php');
            smarty_core_write_compiled_resource($_params, $this);

            return true;
        } else {
            return false;
        }

    }

   /**
     * compile the given source
     *
     * @param string $resource_name
     * @param string $source_content
     * @param string $compiled_content
     * @return boolean
     */
    function _compile_source($resource_name, &$source_content, &$compiled_content, $cache_include_path=null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if (file_exists(SMARTY_DIR . $this->compiler_file)) {
            require_once(SMARTY_DIR . $this->compiler_file);
        } else {
            // use include_path
            require_once($this->compiler_file);
        }


        $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->use_sub_dirs      = $this->use_sub_dirs;
        $smarty_compiler->_reg_objects      = &$this->_reg_objects;
        $smarty_compiler->_plugins          = &$this->_plugins;
        $smarty_compiler->_tpl_vars         = &$this->_tpl_vars;
        $smarty_compiler->default_modifiers = $this->default_modifiers;
        $smarty_compiler->compile_id        = $this->_compile_id;
        $smarty_compiler->_config            = $this->_config;
        $smarty_compiler->request_use_auto_globals  = $this->request_use_auto_globals;

        if (isset($cache_include_path) && isset($this->_cache_serials[$cache_include_path])) {
            $smarty_compiler->_cache_serial = $this->_cache_serials[$cache_include_path];
        }
        $smarty_compiler->_cache_include = $cache_include_path;


        $_results = $smarty_compiler->_compile_file($resource_name, $source_content, $compiled_content);

        if ($smarty_compiler->_cache_serial) {
            $this->_cache_include_info = array(

The property _cache_include_info does not exist. Although not strictly required by PHP, it is generally a best practice to declare properties explicitly.

                'cache_serial'=>$smarty_compiler->_cache_serial
                ,'plugins_code'=>$smarty_compiler->_plugins_code
                ,'include_file_path' => $cache_include_path);

        } else {
            $this->_cache_include_info = null;

        }

        return $_results;
    }

    /**
     * Get the compile path for this resource
     *
     * @param string $resource_name
     * @return string results of {@link _get_auto_filename()}
     */
    function _get_compile_path($resource_name)

It is generally recommended to explicitly declare the visibility for methods.

    {
        return $this->_get_auto_filename($this->compile_dir, $resource_name,
                                         $this->_compile_id) . '.php';
    }

    /**
     * fetch the template info. Gets timestamp, and source
     * if get_source is true
     *
     * sets $source_content to the source of the template, and
     * $resource_timestamp to its time stamp
     * @param string $resource_name
     * @param string $source_content
     * @param integer $resource_timestamp
     * @param boolean $get_source
     * @param boolean $quiet
     * @return boolean
     */

    function _fetch_resource_info(&$params)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if(!isset($params['get_source'])) { $params['get_source'] = true; }
        if(!isset($params['quiet'])) { $params['quiet'] = false; }

        $_return = false;
        $_params = array('resource_name' => $params['resource_name']) ;
        if (isset($params['resource_base_path']))
            $_params['resource_base_path'] = $params['resource_base_path'];
        else
            $_params['resource_base_path'] = $this->template_dir;

        if ($this->_parse_resource_name($_params)) {
            $_resource_type = $_params['resource_type'];
            $_resource_name = $_params['resource_name'];
            switch ($_resource_type) {
                case 'file':
                    if ($params['get_source']) {
                        $params['source_content'] = $this->_read_file($_resource_name);
                    }
                    $params['resource_timestamp'] = filemtime($_resource_name);
                    $_return = is_file($_resource_name) && is_readable($_resource_name);
                    break;

                default:
                    // call resource functions to fetch the template source and timestamp
                    if ($params['get_source']) {
                        $_source_return = isset($this->_plugins['resource'][$_resource_type]) &&
                            call_user_func_array($this->_plugins['resource'][$_resource_type][0][0],
                                                 array($_resource_name, &$params['source_content'], &$this));
                    } else {
                        $_source_return = true;
                    }

                    $_timestamp_return = isset($this->_plugins['resource'][$_resource_type]) &&
                        call_user_func_array($this->_plugins['resource'][$_resource_type][0][1],
                                             array($_resource_name, &$params['resource_timestamp'], &$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 (!is_callable($this->default_template_handler_func)) {
                    $this->trigger_error("default template handler function \"$this->default_template_handler_func\" doesn't exist.");
                } else {
                    $_return = call_user_func_array(
                        $this->default_template_handler_func,
                        array($_params['resource_type'], $_params['resource_name'], &$params['source_content'], &$params['resource_timestamp'], &$this));
                }
            }
        }

        if (!$_return) {
            if (!$params['quiet']) {
                $this->trigger_error('unable to read resource: "' . $params['resource_name'] . '"');
            }
        } else if ($_return && $this->security) {
            require_once(SMARTY_CORE_DIR . 'core.is_secure.php');
            if (!smarty_core_is_secure($_params, $this)) {
                if (!$params['quiet'])
                    $this->trigger_error('(secure mode) accessing "' . $params['resource_name'] . '" is not allowed');
                $params['source_content'] = null;
                $params['resource_timestamp'] = null;
                return false;
            }
        }
        return $_return;
    }


    /**
     * parse out the type and name from the resource
     *
     * @param string $resource_base_path
     * @param string $resource_name
     * @param string $resource_type
     * @param string $resource_name
     * @return boolean
     */

    function _parse_resource_name(&$params)

It is generally recommended to explicitly declare the visibility for methods.

    {

        // split tpl_path by the first colon
        $_resource_name_parts = explode(':', $params['resource_name'], 2);

        if (count($_resource_name_parts) == 1) {
            // no resource type given
            $params['resource_type'] = $this->default_resource_type;
            $params['resource_name'] = $_resource_name_parts[0];
        } else {
            if(strlen($_resource_name_parts[0]) == 1) {
                // 1 char is not resource type, but part of filepath
                $params['resource_type'] = $this->default_resource_type;
                $params['resource_name'] = $params['resource_name'];
            } else {
                $params['resource_type'] = $_resource_name_parts[0];
                $params['resource_name'] = $_resource_name_parts[1];
            }
        }

        if ($params['resource_type'] == 'file') {
            if (!preg_match('/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/', $params['resource_name'])) {
                // relative pathname to $params['resource_base_path']
                // use the first directory where the file is found
                foreach ((array)$params['resource_base_path'] as $_curr_path) {
                    $_fullpath = $_curr_path . DIRECTORY_SEPARATOR . $params['resource_name'];
                    if (file_exists($_fullpath) && is_file($_fullpath)) {
                        $params['resource_name'] = $_fullpath;
                        return true;
                    }
                    // didn't find the file, try include_path
                    $_params = array('file_path' => $_fullpath);
                    require_once(SMARTY_CORE_DIR . 'core.get_include_path.php');
                    if(smarty_core_get_include_path($_params, $this)) {
                        $params['resource_name'] = $_params['new_file_path'];
                        return true;
                    }
                }
                return false;
            } else {
                /* absolute path */
                return file_exists($params['resource_name']);
            }
        } elseif (empty($this->_plugins['resource'][$params['resource_type']])) {
            $_params = array('type' => $params['resource_type']);
            require_once(SMARTY_CORE_DIR . 'core.load_resource_plugin.php');
            smarty_core_load_resource_plugin($_params, $this);
        }

        return true;
    }


    /**
     * Handle modifiers
     *
     * @param string|null $modifier_name
     * @param array|null $map_array
     * @return string result of modifiers
     */
    function _run_mod_handler()

It is generally recommended to explicitly declare the visibility for methods.

    {
        $_args = func_get_args();
        list($_modifier_name, $_map_array) = array_splice($_args, 0, 2);
        list($_func_name, $_tpl_file, $_tpl_line) =
            $this->_plugins['modifier'][$_modifier_name];

        $_var = $_args[0];
        foreach ($_var as $_key => $_val) {
            $_args[0] = $_val;
            $_var[$_key] = call_user_func_array($_func_name, $_args);
        }
        return $_var;
    }

    /**
     * Remove starting and ending quotes from the string
     *
     * @param string $string
     * @return string
     */
    function _dequote($string)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if ((substr($string, 0, 1) == "'" || substr($string, 0, 1) == '"') &&
            substr($string, -1) == substr($string, 0, 1))
            return substr($string, 1, -1);
        else
            return $string;
    }


    /**
     * read in a file
     *
     * @param string $filename
     * @return string
     */
    function _read_file($filename)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if ( file_exists($filename) && is_readable($filename) && ($fd = @fopen($filename, 'rb')) ) {
            $contents = '';
            while (!feof($fd)) {
                $contents .= fread($fd, 8192);
            }
            fclose($fd);
            return $contents;
        } else {
            return false;

The expression return false returns the type false which is incompatible with the documented return type string.

        }
    }

    /**
     * get a concrete filename for automagically created content
     *
     * @param string $auto_base
     * @param string $auto_source
     * @param string $auto_id
     * @return string
     * @staticvar string|null
     * @staticvar string|null
     */
    function _get_auto_filename($auto_base, $auto_source = null, $auto_id = null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        $_compile_dir_sep =  $this->use_sub_dirs ? DIRECTORY_SEPARATOR : '^';
        $_return = $auto_base . DIRECTORY_SEPARATOR;

        if(isset($auto_id)) {
            // make auto_id safe for directory names
            $auto_id = str_replace('%7C',$_compile_dir_sep,(urlencode($auto_id)));
            // split into separate directories
            $_return .= $auto_id . $_compile_dir_sep;
        }

        if(isset($auto_source)) {
            // make source name safe for filename
            $_filename = urlencode(basename($auto_source));
            $_crc32 = sprintf('%08X', crc32($auto_source));
            // prepend %% to avoid name conflicts with
            // with $params['auto_id'] names
            $_crc32 = substr($_crc32, 0, 2) . $_compile_dir_sep .
                      substr($_crc32, 0, 3) . $_compile_dir_sep . $_crc32;
            $_return .= '%%' . $_crc32 . '%%' . $_filename;
        }

        return $_return;
    }

    /**
     * unlink a file, possibly using expiration time
     *
     * @param string $resource
     * @param integer $exp_time
     */
    function _unlink($resource, $exp_time = null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if(isset($exp_time)) {
            if(time() - @filemtime($resource) >= $exp_time) {
                return @unlink($resource);
            }
        } else {
            return @unlink($resource);
        }
    }

    /**
     * returns an auto_id for auto-file-functions
     *
     * @param string $cache_id
     * @param string $compile_id
     * @return string|null
     */
    function _get_auto_id($cache_id=null, $compile_id=null) {

It is generally recommended to explicitly declare the visibility for methods.

    if (isset($cache_id))
        return (isset($compile_id)) ? $cache_id . '|' . $compile_id  : $cache_id;
    elseif(isset($compile_id))
        return $compile_id;
    else
        return null;
    }

    /**
     * trigger Smarty plugin error
     *
     * @param string $error_msg
     * @param string $tpl_file
     * @param integer $tpl_line
     * @param string $file
     * @param integer $line
     * @param integer $error_type
     */
    function _trigger_fatal_error($error_msg, $tpl_file = null, $tpl_line = null,

It is generally recommended to explicitly declare the visibility for methods.

            $file = null, $line = null, $error_type = E_USER_ERROR)
    {
        if(isset($file) && isset($line)) {
            $info = ' ('.basename($file).", line $line)";
        } else {
            $info = '';
        }
        if (isset($tpl_line) && isset($tpl_file)) {
            $this->trigger_error('[in ' . $tpl_file . ' line ' . $tpl_line . "]: $error_msg$info", $error_type);
        } else {
            $this->trigger_error($error_msg . $info, $error_type);
        }
    }


    /**
     * callback function for preg_replace, to call a non-cacheable block
     * @return string
     */
    function _process_compiled_include_callback($match) {

It is generally recommended to explicitly declare the visibility for methods.

        $_func = '_smarty_tplfunc_'.$match[2].'_'.$match[3];
        ob_start();
        $_func($this);
        $_ret = ob_get_contents();
        ob_end_clean();
        return $_ret;
    }


    /**
     * called for included templates
     *
     * @param string $_smarty_include_tpl_file
     * @param string $_smarty_include_vars
     */

    // $_smarty_include_tpl_file, $_smarty_include_vars

    function _smarty_include($params)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if ($this->debugging) {
            $_params = array();
            require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
            $debug_start_time = smarty_core_get_microtime($_params, $this);
            $this->_smarty_debug_info[] = array('type'      => 'template',
                                                  'filename'  => $params['smarty_include_tpl_file'],
                                                  'depth'     => ++$this->_inclusion_depth);
            $included_tpls_idx = count($this->_smarty_debug_info) - 1;
        }

        $this->_tpl_vars = array_merge($this->_tpl_vars, $params['smarty_include_vars']);

        // config vars are treated as local, so push a copy of the
        // current ones onto the front of the stack
        array_unshift($this->_config, $this->_config[0]);

        $_smarty_compile_path = $this->_get_compile_path($params['smarty_include_tpl_file']);


        if ($this->_is_compiled($params['smarty_include_tpl_file'], $_smarty_compile_path)
            || $this->_compile_resource($params['smarty_include_tpl_file'], $_smarty_compile_path))
        {
            include($_smarty_compile_path);
        }

        // pop the local vars off the front of the stack
        array_shift($this->_config);

        $this->_inclusion_depth--;

        if ($this->debugging) {
            // capture time for debugging info
            $_params = array();
            require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
            $this->_smarty_debug_info[$included_tpls_idx]['exec_time'] = smarty_core_get_microtime($_params, $this) - $debug_start_time;

The variable $debug_start_time does not seem to be defined for all execution paths leading up to this point.

The variable $included_tpls_idx does not seem to be defined for all execution paths leading up to this point.

        }

        if ($this->caching) {
            $this->_cache_info['template'][$params['smarty_include_tpl_file']] = true;
        }
    }


    /**
     * get or set an array of cached attributes for function that is
     * not cacheable
     * @return array
     */
    function &_smarty_cache_attrs($cache_serial, $count) {
        $_cache_attrs =& $this->_cache_info['cache_attrs'][$cache_serial][$count];

        if ($this->_cache_including) {
            /* return next set of cache_attrs */
            $_return = current($_cache_attrs);
            next($_cache_attrs);
            return $_return;

        } else {
            /* add a reference to a new set of cache_attrs */
            $_cache_attrs[] = array();
            return $_cache_attrs[count($_cache_attrs)-1];

        }

    }


    /**
     * wrapper for include() retaining $this
     * @return mixed
     */
    function _include($filename, $once=false, $params=null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        if ($once) {
            return include_once($filename);
        } else {
            return include($filename);
        }
    }


    /**
     * wrapper for eval() retaining $this
     * @return mixed
     */
    function _eval($code, $params=null)

It is generally recommended to explicitly declare the visibility for methods.

    {
        return eval($code);

The use of eval() is discouraged.

    }

    /**
     * Extracts the filter name from the given callback
     *
     * @param callback $function
     * @return string
     */
	function _get_filter_name($function)

It is generally recommended to explicitly declare the visibility for methods.

	{
		if (is_array($function)) {
			$_class_name = (is_object($function[0]) ?
				get_class($function[0]) : $function[0]);
			return $_class_name . '_' . $function[1];
		}
		else {
			return $function;

The expression return $function returns the type callable which is incompatible with the documented return type string.

		}
	}

    /**#@-*/

}

/* vim: set expandtab: */

?>

It is not recommended to use PHP's closing tag ?> in files other than templates.