1 <?php

     2 

     3 /**

     4  * Smarty Internal Plugin Resource PHP

     5  *

     6  * Implements the file system as resource for PHP templates

     7  *

     8  * @package Smarty

     9  * @subpackage TemplateResources

    10  * @author Uwe Tews

    11  * @author Rodney Rehm

    12  */

    13 class Smarty_Internal_Resource_PHP extends Smarty_Resource_Uncompiled {

    14     /**

    15      * container for short_open_tag directive's value before executing PHP templates

    16      * @var string

    17      */

    18     protected $short_open_tag;

    19 

    20     /**

    21      * Create a new PHP Resource

    22      *

    23      */

    24     public function __construct()

    25     {

    26         $this->short_open_tag = ini_get( 'short_open_tag' );

    27     }

    28 

    29     /**

    30      * populate Source Object with meta data from Resource

    31      *

    32      * @param Smarty_Template_Source $source source object

    33      * @param Smarty_Internal_Template $_template template object

    34      * @return void

    35      */

    36     public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template=null)

    37     {

    38         $source->filepath = $this->buildFilepath($source, $_template);

    39 

    40         if ($source->filepath !== false) {

    41             if (is_object($source->smarty->security_policy)) {

    42                 $source->smarty->security_policy->isTrustedResourceDir($source->filepath);

    43             }

    44 

    45             $source->uid = sha1($source->filepath);

    46             if ($source->smarty->compile_check) {

    47                 $source->timestamp = @filemtime($source->filepath);

    48                 $source->exists = !!$source->timestamp;

    49             }

    50         }

    51     }

    52 

    53     /**

    54      * populate Source Object with timestamp and exists from Resource

    55      *

    56      * @param Smarty_Template_Source $source source object

    57      * @return void

    58      */

    59     public function populateTimestamp(Smarty_Template_Source $source)

    60     {

    61         $source->timestamp = @filemtime($source->filepath);

    62         $source->exists = !!$source->timestamp;

    63     }

    64 

    65     /**

    66      * Load template's source from file into current template object

    67      *

    68      * @param Smarty_Template_Source $source source object

    69      * @return string template source

    70      * @throws SmartyException if source cannot be loaded

    71      */

    72     public function getContent(Smarty_Template_Source $source)

    73     {

    74         if ($source->timestamp) {

    75             return '';

    76         }

    77         throw new SmartyException("Unable to read template {$source->type} '{$source->name}'");

    78     }

    79 

    80     /**

    81      * Render and output the template (without using the compiler)

    82      *

    83      * @param Smarty_Template_Source $source source object

    84      * @param Smarty_Internal_Template $_template template object

    85      * @return void

    86      * @throws SmartyException if template cannot be loaded or allow_php_templates is disabled

    87      */

    88     public function renderUncompiled(Smarty_Template_Source $source, Smarty_Internal_Template $_template)

    89     {

    90         $_smarty_template = $_template;

    91 

    92         if (!$source->smarty->allow_php_templates) {

    93             throw new SmartyException("PHP templates are disabled");

    94         }

    95         if (!$source->exists) {

    96             if ($_template->parent instanceof Smarty_Internal_Template) {

    97                 $parent_resource = " in '{$_template->parent->template_resource}'";

    98             } else {

    99                 $parent_resource = '';

   100             }

   101             throw new SmartyException("Unable to load template {$source->type} '{$source->name}'{$parent_resource}");

   102         }

   103 

   104         // prepare variables

   105         extract($_template->getTemplateVars());

   106 

   107         // include PHP template with short open tags enabled

   108         ini_set( 'short_open_tag', '1' );

   109         include($source->filepath);

   110         ini_set( 'short_open_tag', $this->short_open_tag );

   111     }

   112 }

   113 

   114 ?>