1 <?php

     2 /**

     3  * Smarty Internal Plugin Resource String

     4  *

     5  * @package Smarty

     6  * @subpackage TemplateResources

     7  * @author Uwe Tews

     8  * @author Rodney Rehm

     9  */

    10 

    11 /**

    12  * Smarty Internal Plugin Resource String

    13  *

    14  * Implements the strings as resource for Smarty template

    15  *

    16  * {@internal unlike eval-resources the compiled state of string-resources is saved for subsequent access}}

    17  *

    18  * @package Smarty

    19  * @subpackage TemplateResources

    20  */

    21 class Smarty_Internal_Resource_String extends Smarty_Resource {

    22 

    23     /**

    24      * populate Source Object with meta data from Resource

    25      *

    26      * @param Smarty_Template_Source   $source    source object

    27      * @param Smarty_Internal_Template $_template template object

    28      * @return void

    29      */

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

    31     {

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

    33         $source->timestamp = 0;

    34         $source->exists = true;

    35     }

    36 

    37     /**

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

    39      *

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

    41      * @param Smarty_Template_Source $source source object

    42      * @return string template source

    43      */

    44     public function getContent(Smarty_Template_Source $source)

    45     {

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

    47     }

    48     

    49     /**

    50      * decode base64 and urlencode

    51      *

    52      * @param string $string template_resource to decode

    53      * @return string decoded template_resource

    54      */

    55     protected function decode($string)

    56     {

    57         // decode if specified

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

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

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

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

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

    63             }

    64         }

    65         

    66         return $string;

    67     }

    68     

    69     /**

    70      * modify resource_name according to resource handlers specifications

    71      *

    72      * @param Smarty $smarty        Smarty instance

    73      * @param string $resource_name resource_name to make unique

    74      * @return string unique resource name

    75      */

    76     protected function buildUniqueResourceName(Smarty $smarty, $resource_name)

    77     {

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

    79     }

    80 

    81     /**

    82      * Determine basename for compiled filename

    83      *

    84      * Always returns an empty string.

    85      *

    86      * @param Smarty_Template_Source $source source object

    87      * @return string resource's basename

    88      */

    89     protected function getBasename(Smarty_Template_Source $source)

    90     {

    91         return '';

    92     }

    93 

    94 }

    95 

    96 ?>