| 1 |
<?php |
| 2 |
|
| 3 |
/** |
| 4 |
* This example illustrates the use of the |
| 5 |
* permissions checking mechanism built into the |
| 6 |
* PageWidget object. |
| 7 |
* |
| 8 |
* |
| 9 |
* $Id: widget13.php,v 1.2 2004/02/03 23:46:51 hemna Exp $ |
| 10 |
* |
| 11 |
* @author Walter A. Boring IV <waboring@buildabetterweb.com> |
| 12 |
* @package phpHtmlLib |
| 13 |
* @subpackage widget-examples |
| 14 |
* @version 2.4.0 |
| 15 |
* |
| 16 |
*/ |
| 17 |
|
| 18 |
/** |
| 19 |
* Include the phphtmllib libraries |
| 20 |
* |
| 21 |
*/ |
| 22 |
include_once("includes.inc"); |
| 23 |
|
| 24 |
class PermissionsCheckTestPage extends PageWidget { |
| 25 |
|
| 26 |
|
| 27 |
function PermissionsCheckTestPage($title) { |
| 28 |
//turn on the ability to do a permissions check |
| 29 |
$this->allow_permissions_checks(TRUE); |
| 30 |
|
| 31 |
$this->PageWidget($title, HTML); |
| 32 |
|
| 33 |
//we need this for the css defined for the InfoTable |
| 34 |
//for the DialogWidget. The DialogWidget uses InfoTable. |
| 35 |
$this->add_css_link("/phphtmllib/css/defaulttheme.php"); |
| 36 |
} |
| 37 |
|
| 38 |
/** |
| 39 |
* This method is called during constructor time to check |
| 40 |
* to make sure the page is allowed to build and render |
| 41 |
* any content. |
| 42 |
* |
| 43 |
* @return boolean FALSE = not allowed. |
| 44 |
*/ |
| 45 |
function permission() { |
| 46 |
//If you want to see a 'permissions' error |
| 47 |
//on this page then pass in the query string |
| 48 |
//variable 'failed=1' on the url to this script. |
| 49 |
if (isset($_REQUEST["failed"])) { |
| 50 |
//ok we 'failed'. Lets set the specialized |
| 51 |
//error message with a link to go back. |
| 52 |
$this->set_permissions_message( |
| 53 |
container("You don't have permissions!", |
| 54 |
html_br(2), |
| 55 |
html_a($_SERVER["PHP_SELF"],"GO BACK"))); |
| 56 |
return false; |
| 57 |
} |
| 58 |
return true; |
| 59 |
} |
| 60 |
|
| 61 |
/** |
| 62 |
* This will only get called if we have permissions to |
| 63 |
* build and render the content for this page object. |
| 64 |
* |
| 65 |
* @return object |
| 66 |
*/ |
| 67 |
function body_content() { |
| 68 |
$dialog = new MessageBoxWidget("Some title", "400", |
| 69 |
container("This is a message", |
| 70 |
html_br(2), |
| 71 |
"Want to see a permissions error?", |
| 72 |
html_br(), |
| 73 |
html_a($_SERVER["PHP_SELF"]."?failed=1", |
| 74 |
"Click Here")) |
| 75 |
); |
| 76 |
|
| 77 |
return $dialog; |
| 78 |
} |
| 79 |
} |
| 80 |
|
| 81 |
//build the Page object and try and |
| 82 |
//render it's content. |
| 83 |
//the permissions checking happens at |
| 84 |
//'constructor' time. |
| 85 |
$page = new PermissionsCheckTestPage("testing"); |
| 86 |
|
| 87 |
//the render method will not call the |
| 88 |
//content building methods if the permissions |
| 89 |
//fail. |
| 90 |
print $page->render(); |
| 91 |
?> |