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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