1 <?php

     2 /**

     3  * Smarty Internal Plugin Resource Eval

     4  *

     5  * @package    Smarty

     6  * @subpackage TemplateResources

     7  * @author     Uwe Tews

     8  * @author     Rodney Rehm

     9  */

    10 

    11 /**

    12  * Smarty Internal Plugin Resource Eval

    13  * Implements the strings as resource for Smarty template

    14  * {@internal unlike string-resources the compiled state of eval-resources is NOT saved for subsequent access}}

    15  *

    16  * @package    Smarty

    17  * @subpackage TemplateResources

    18  */

    19 class Smarty_Internal_Resource_Eval extends Smarty_Resource_Recompiled {

    20     /**

    21      * populate Source Object with meta data from Resource

    22      *

    23      * @param  Smarty_Template_Source $source source object

    24      * @param  Smarty_Internal_Template $_template template object

    25      *

    26      * @return void

    27      */

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

    29         $source->uid = $source->filepath = sha1($source->name);

    30         $source->timestamp = false;

    31         $source->exists = true;

    32     }

    33 

    34     /**

    35      * Load template's source from $resource_name into current template object

    36      *

    37      * @uses decode() to decode base64 and urlencoded template_resources

    38      *

    39      * @param  Smarty_Template_Source $source source object

    40      *

    41      * @return string                 template source

    42      */

    43     public function getContent(Smarty_Template_Source $source) {

    44         return $this->decode($source->name);

    45     }

    46 

    47     /**

    48      * decode base64 and urlencode

    49      *

    50      * @param  string $string template_resource to decode

    51      *

    52      * @return string decoded template_resource

    53      */

    54     protected function decode($string) {

    55         // decode if specified

    56         if (($pos = strpos($string, ':')) !== false) {

    57             if (!strncmp($string, 'base64', 6)) {

    58                 return base64_decode(substr($string, 7));

    59             } elseif (!strncmp($string, 'urlencode', 9)) {

    60                 return urldecode(substr($string, 10));

    61             }

    62         }

    63 

    64         return $string;

    65     }

    66 

    67     /**

    68      * modify resource_name according to resource handlers specifications

    69      *

    70      * @param  Smarty $smarty Smarty instance

    71      * @param  string $resource_name resource_name to make unique

    72      * @param  boolean $isConfig flag for config resource

    73      *

    74      * @return string unique resource name

    75      */

    76     public function buildUniqueResourceName(Smarty $smarty, $resource_name, $isConfig = false) {

    77         return get_class($this) . '#' . $this->decode($resource_name);

    78     }

    79 

    80     /**

    81      * Determine basename for compiled filename

    82      *

    83      * @param  Smarty_Template_Source $source source object

    84      *

    85      * @return string                 resource's basename

    86      */

    87     public function getBasename(Smarty_Template_Source $source) {

    88         return '';

    89     }

    90 }