[Sommaire] [Imprimer]

   1  <?php
   2  /**
   3   * Smarty plugin
   4   * @package Smarty
   5   * @subpackage plugins
   6   */
   7  
   8  /**
   9   * load a resource plugin
  10   *
  11   * @param string $type
  12   */
  13  
  14  // $type
  15  
  16  function smarty_core_load_resource_plugin($params, &$smarty)
  17  {
  18      /*
  19       * Resource plugins are not quite like the other ones, so they are
  20       * handled differently. The first element of plugin info is the array of
  21       * functions provided by the plugin, the second one indicates whether
  22       * all of them exist or not.
  23       */
  24  
  25      $_plugin = &$smarty->_plugins['resource'][$params['type']];
  26      if (isset($_plugin)) {
  27          if (!$_plugin[1] && count($_plugin[0])) {
  28              $_plugin[1] = true;
  29              foreach ($_plugin[0] as $_plugin_func) {
  30                  if (!is_callable($_plugin_func)) {
  31                      $_plugin[1] = false;
  32                      break;
  33                  }
  34              }
  35          }
  36  
  37          if (!$_plugin[1]) {
  38              $smarty->_trigger_fatal_error("[plugin] resource '" . $params['type'] . "' is not implemented", null, null, __FILE__, __LINE__);
  39          }
  40  
  41          return;
  42      }
  43  
  44      $_plugin_file = $smarty->_get_plugin_filepath('resource', $params['type']);
  45      $_found = ($_plugin_file != false);
  46  
  47      if ($_found) {            /*
  48           * If the plugin file is found, it -must- provide the properly named
  49           * plugin functions.
  50           */
  51          include_once($_plugin_file);
  52  
  53          /*
  54           * Locate functions that we require the plugin to provide.
  55           */
  56          $_resource_ops = array('source', 'timestamp', 'secure', 'trusted');
  57          $_resource_funcs = array();
  58          foreach ($_resource_ops as $_op) {
  59              $_plugin_func = 'smarty_resource_' . $params['type'] . '_' . $_op;
  60              if (!function_exists($_plugin_func)) {
  61                  $smarty->_trigger_fatal_error("[plugin] function $_plugin_func() not found in $_plugin_file", null, null, __FILE__, __LINE__);
  62                  return;
  63              } else {
  64                  $_resource_funcs[] = $_plugin_func;
  65              }
  66          }
  67  
  68          $smarty->_plugins['resource'][$params['type']] = array($_resource_funcs, true);
  69      }
  70  }
  71  
  72  /* vim: set expandtab: */
  73  
  74  ?>