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