| 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 | ?> |