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Edit File: ajax_forms_test.module

<?php

/**
 * @file
 * Simpletest mock module for Ajax forms testing.
 */

/**
 * Implements hook_menu().
 */
function ajax_forms_test_menu() {
  $items = array();
  $items['ajax_forms_test_get_form'] = array(
    'title' => 'AJAX forms simple form test',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('ajax_forms_test_simple_form'),
    'access callback' => TRUE,
  );
  $items['ajax_forms_test_ajax_commands_form'] = array(
    'title' => 'AJAX forms AJAX commands test',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('ajax_forms_test_ajax_commands_form'),
    'access callback' => TRUE,
  );
  $items['ajax_validation_test'] = array(
    'title' => 'AJAX Validation Test',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('ajax_forms_test_validation_form'),
    'access callback' => TRUE,
  );
  $items['ajax_forms_test_lazy_load_form'] = array(
    'title' => 'AJAX forms lazy load test',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('ajax_forms_test_lazy_load_form'),
    'access callback' => TRUE,
  );
  return $items;
}

/**
 * A basic form used to test form_state['values'] during callback.
 */
function ajax_forms_test_simple_form($form, &$form_state) {
  $form = array();
  $form['select'] = array(
    '#type' => 'select',
    '#options' => array(
      'red' => 'red',
      'green' => 'green',
      'blue' => 'blue'),
    '#ajax' => array(
      'callback' => 'ajax_forms_test_simple_form_select_callback',
    ),
    '#suffix' => '<div id="ajax_selected_color">No color yet selected</div>',
  );

$form['checkbox'] = array(
    '#type' => 'checkbox',
    '#title' => t('Test checkbox'),
    '#ajax' => array(
       'callback' => 'ajax_forms_test_simple_form_checkbox_callback',
    ),
    '#suffix' => '<div id="ajax_checkbox_value">No action yet</div>',
  );
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('submit'),
  );
  return $form;
}

/**
 * Ajax callback triggered by select.
 */
function ajax_forms_test_simple_form_select_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_html('#ajax_selected_color', $form_state['values']['select']);
  $commands[] = ajax_command_data('#ajax_selected_color', 'form_state_value_select', $form_state['values']['select']);
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback triggered by checkbox.
 */
function ajax_forms_test_simple_form_checkbox_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_html('#ajax_checkbox_value', (int) $form_state['values']['checkbox']);
  $commands[] = ajax_command_data('#ajax_checkbox_value', 'form_state_value_select', (int) $form_state['values']['checkbox']);
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Form to display the Ajax Commands.
 */
function ajax_forms_test_ajax_commands_form($form, &$form_state) {
  $form = array();

// Shows the 'after' command with a callback generating commands.
  $form['after_command_example'] = array(
    '#value' => t("AJAX 'After': Click to put something after the div"),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_after_callback',
    ),
    '#suffix' => '<div id="after_div">Something can be inserted after this</div>',
  );

// Shows the 'alert' command.
  $form['alert_command_example'] = array(
    '#value' => t("AJAX 'Alert': Click to alert"),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_alert_callback',
    ),
  );

// Shows the 'append' command.
  $form['append_command_example'] = array(
    '#value' => t("AJAX 'Append': Click to append something"),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_append_callback',
    ),
    '#suffix' => '<div id="append_div">Append inside this div</div>',
  );

// Shows the 'before' command.
  $form['before_command_example'] = array(
    '#value' => t("AJAX 'before': Click to put something before the div"),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_before_callback',
    ),
    '#suffix' => '<div id="before_div">Insert something before this.</div>',
  );

// Shows the 'changed' command without asterisk.
  $form['changed_command_example'] = array(
    '#value' => t("AJAX changed: Click to mark div changed."),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_changed_callback',
    ),
    '#suffix' => '<div id="changed_div"> <div id="changed_div_mark_this">This div can be marked as changed or not.</div></div>',
  );
  // Shows the 'changed' command adding the asterisk.
  $form['changed_command_asterisk_example'] = array(
    '#value' => t("AJAX changed: Click to mark div changed with asterisk."),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_changed_asterisk_callback',
    ),
  );

// Shows the Ajax 'css' command.
  $form['css_command_example'] = array(
    '#value' => t("Set the '#box' div to be blue."),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_css_callback',
    ),
    '#suffix' => '<div id="css_div" style="height: 50px; width: 50px; border: 1px solid black"> box</div>',
  );

// Shows the Ajax 'data' command. But there is no use of this information,
  // as this would require a javascript client to use the data.
  $form['data_command_example'] = array(
    '#value' => t("AJAX data command: Issue command."),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_data_callback',
    ),
    '#suffix' => '<div id="data_div">Data attached to this div.</div>',
  );

// Shows the Ajax 'invoke' command.
  $form['invoke_command_example'] = array(
    '#value' => t("AJAX invoke command: Invoke addClass() method."),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_invoke_callback',
    ),
    '#suffix' => '<div id="invoke_div">Original contents</div>',
  );

// Shows the Ajax 'html' command.
  $form['html_command_example'] = array(
    '#value' => t("AJAX html: Replace the HTML in a selector."),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_html_callback',
    ),
    '#suffix' => '<div id="html_div">Original contents</div>',
  );

// Shows the Ajax 'insert' command.
  $form['insert_command_example'] = array(
    '#value' => t("AJAX insert: Let client insert based on #ajax['method']."),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_insert_callback',
      'method' => 'prepend',
    ),
    '#suffix' => '<div id="insert_div">Original contents</div>',
  );

// Shows the Ajax 'prepend' command.
  $form['prepend_command_example'] = array(
    '#value' => t("AJAX 'prepend': Click to prepend something"),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_prepend_callback',
    ),
    '#suffix' => '<div id="prepend_div">Something will be prepended to this div. </div>',
  );

// Shows the Ajax 'remove' command.
  $form['remove_command_example'] = array(
    '#value' => t("AJAX 'remove': Click to remove text"),
    '#type' => 'submit',
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_remove_callback',
    ),
    '#suffix' => '<div id="remove_div"><div id="remove_text">text to be removed</div></div>',
  );

// Shows the Ajax 'restripe' command.
  $form['restripe_command_example'] = array(
    '#type' => 'submit',
    '#value' => t("AJAX 'restripe' command"),
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_restripe_callback',
    ),
    '#suffix' => '<div id="restripe_div">
                  <table id="restripe_table" style="border: 1px solid black" >
                  <tr id="table-first"><td>first row</td></tr>
                  <tr ><td>second row</td></tr>
                  </table>
                  </div>',
  );

// Demonstrates the Ajax 'settings' command. The 'settings' command has
  // nothing visual to "show", but it can be tested via SimpleTest and via
  // Firebug.
  $form['settings_command_example'] = array(
    '#type' => 'submit',
    '#value' => t("AJAX 'settings' command"),
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_settings_callback',
    ),
  );

// Shows the Ajax 'add_css' command.
  $form['add_css_command_example'] = array(
    '#type' => 'submit',
    '#value' => t("AJAX 'add_css' command"),
    '#ajax' => array(
      'callback' => 'ajax_forms_test_advanced_commands_add_css_callback',
    ),
  );

$form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Submit'),
  );

return $form;
}

/**
 * Ajax callback for 'after'.
 */
function ajax_forms_test_advanced_commands_after_callback($form, $form_state) {
  $selector = '#after_div';

$commands = array();
  $commands[] = ajax_command_after($selector, "This will be placed after");
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'alert'.
 */
function ajax_forms_test_advanced_commands_alert_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_alert("Alert");
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'append'.
 */
function ajax_forms_test_advanced_commands_append_callback($form, $form_state) {
  $selector = '#append_div';
  $commands = array();
  $commands[] = ajax_command_append($selector, "Appended text");
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'before'.
 */
function ajax_forms_test_advanced_commands_before_callback($form, $form_state) {
  $selector = '#before_div';

$commands = array();
  $commands[] = ajax_command_before($selector, "Before text");
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'changed'.
 */
function ajax_forms_test_advanced_commands_changed_callback($form, $form_state) {
  $commands[] = ajax_command_changed('#changed_div');
  return array('#type' => 'ajax', '#commands' => $commands);
}
/**
 * Ajax callback for 'changed' with asterisk marking inner div.
 */
function ajax_forms_test_advanced_commands_changed_asterisk_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_changed('#changed_div', '#changed_div_mark_this');
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'css'.
 */
function ajax_forms_test_advanced_commands_css_callback($form, $form_state) {
  $selector = '#css_div';
  $color = 'blue';

$commands = array();
  $commands[] = ajax_command_css($selector, array('background-color' => $color));
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'data'.
 */
function ajax_forms_test_advanced_commands_data_callback($form, $form_state) {
  $selector = '#data_div';

$commands = array();
  $commands[] = ajax_command_data($selector, 'testkey', 'testvalue');
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'invoke'.
 */
function ajax_forms_test_advanced_commands_invoke_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_invoke('#invoke_div', 'addClass', array('error'));
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'html'.
 */
function ajax_forms_test_advanced_commands_html_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_html('#html_div', 'replacement text');
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'insert'.
 */
function ajax_forms_test_advanced_commands_insert_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_insert('#insert_div', 'insert replacement text');
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'prepend'.
 */
function ajax_forms_test_advanced_commands_prepend_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_prepend('#prepend_div', "prepended text");
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'remove'.
 */
function ajax_forms_test_advanced_commands_remove_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_remove('#remove_text');
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'restripe'.
 */
function ajax_forms_test_advanced_commands_restripe_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_restripe('#restripe_table');
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'settings'.
 */
function ajax_forms_test_advanced_commands_settings_callback($form, $form_state) {
  $commands = array();
  $setting['ajax_forms_test']['foo'] = 42;
  $commands[] = ajax_command_settings($setting);
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * Ajax callback for 'add_css'.
 */
function ajax_forms_test_advanced_commands_add_css_callback($form, $form_state) {
  $commands = array();
  $commands[] = ajax_command_add_css('my/file.css');
  return array('#type' => 'ajax', '#commands' => $commands);
}

/**
 * This form and its related submit and callback functions demonstrate
 * not validating another form element when a single Ajax element is triggered.
 *
 * The "drivertext" element is an Ajax-enabled textfield, free-form.
 * The "required_field" element is a textfield marked required.
 *
 * The correct behavior is that the Ajax-enabled drivertext element should
 * be able to trigger without causing validation of the "required_field".
 */
function ajax_forms_test_validation_form($form, &$form_state) {

$form['drivertext'] = array(
    '#title' => t('AJAX-enabled textfield.'),
    '#description' => t("When this one AJAX-triggers and the spare required field is empty, you should not get an error."),
    '#type' => 'textfield',
    '#default_value' => !empty($form_state['values']['drivertext']) ? $form_state['values']['drivertext'] : "",
    '#ajax' => array(
      'callback' => 'ajax_forms_test_validation_form_callback',
      'wrapper' => 'message_area',
      'method' => 'replace',
    ),
    '#suffix' => '<div id="message_area"></div>',
  );

$form['spare_required_field'] = array(
    '#title' => t("Spare Required Field"),
    '#type' => 'textfield',
    '#required' => TRUE,
  );

$form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Submit'),
  );

return $form;
}
/**
 * Submit handler for the validation form.
 */
function ajax_forms_test_validation_form_submit($form, $form_state) {
  drupal_set_message(t("Validation form submitted"));
}

/**
 * Ajax callback for the 'drivertext' element of the validation form.
 */
function ajax_forms_test_validation_form_callback($form, $form_state) {
  drupal_set_message("ajax_forms_test_validation_form_callback invoked");
  drupal_set_message(t("Callback: drivertext=%drivertext, spare_required_field=%spare_required_field", array('%drivertext' => $form_state['values']['drivertext'], '%spare_required_field' => $form_state['values']['spare_required_field'])));
  return '<div id="message_area">ajax_forms_test_validation_form_callback at ' . date('c') . '</div>';
}

/**
 * Form builder: Builds a form that triggers a simple AJAX callback.
 */
function ajax_forms_test_lazy_load_form($form, &$form_state) {
  $form['add_files'] = array(
    '#type' => 'checkbox',
    '#default_value' => FALSE,
  );
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Submit'),
    '#ajax' => array(
      'callback' => 'ajax_forms_test_lazy_load_form_ajax',
    ),
  );
  return $form;
}

/**
 * Form submit handler: Adds JavaScript and CSS that wasn't on the original form.
 */
function ajax_forms_test_lazy_load_form_submit($form, &$form_state) {
  if ($form_state['values']['add_files']) {
    drupal_add_js(array('ajax_forms_test_lazy_load_form_submit' => 'executed'), 'setting');
    drupal_add_css(drupal_get_path('module', 'system') . '/system.admin.css');
    drupal_add_js(drupal_get_path('module', 'system') . '/system.js');
  }
  $form_state['rebuild'] = TRUE;
}

/**
 * AJAX callback for the ajax_forms_test_lazy_load_form() form.
 *
 * This function returns nothing, because all we're interested in testing is
 * ajax_render() adding commands for JavaScript and CSS added during the page
 * request, such as the ones added in ajax_forms_test_lazy_load_form_submit().
 */
function ajax_forms_test_lazy_load_form_ajax($form, &$form_state) {
  return NULL;
}