function form_test_clicked_button

Form builder to test button click detection.

File

modules/simpletest/tests/form_test.module, line 1782

Code

function form_test_clicked_button($form, &$form_state) {
    // A single text field. In IE, when a form has only one non-button input field
    // and the ENTER key is pressed while that field has focus, the form is
    // submitted without any information identifying the button responsible for
    // the submission. In other browsers, the form is submitted as though the
    // first button were clicked.
    $form['text'] = array(
        '#title' => 'Text',
        '#type' => 'textfield',
    );
    // Loop through each path argument, addding buttons based on the information
    // in the argument. For example, if the path is
    // form-test/clicked-button/s/i/rb, then 3 buttons are added: a 'submit', an
    // 'image_button', and a 'button' with #access=FALSE. This enables form.test
    // to test a variety of combinations.
    $i = 0;
    $args = array_slice(arg(), 2);
    foreach ($args as $arg) {
        $name = 'button' . ++$i;
        // 's', 'b', or 'i' in the argument define the button type wanted.
        if (strpos($arg, 's') !== FALSE) {
            $type = 'submit';
        }
        elseif (strpos($arg, 'b') !== FALSE) {
            $type = 'button';
        }
        elseif (strpos($arg, 'i') !== FALSE) {
            $type = 'image_button';
        }
        else {
            $type = NULL;
        }
        if (isset($type)) {
            $form[$name] = array(
                '#type' => $type,
                '#name' => $name,
            );
            // Image buttons need a #src; the others need a #value.
            if ($type == 'image_button') {
                $form[$name]['#src'] = 'misc/druplicon.png';
            }
            else {
                $form[$name]['#value'] = $name;
            }
            // 'r' for restricted, so we can test that button click detection code
            // correctly takes #access security into account.
            if (strpos($arg, 'r') !== FALSE) {
                $form[$name]['#access'] = FALSE;
            }
        }
    }
    return $form;
}