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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 ?> |