function botcha_form_alter in BOTCHA Spam Prevention 7
Same name and namespace in other branches
- 6 botcha.module \botcha_form_alter()
- 6.2 botcha.module \botcha_form_alter()
- 7.2 botcha.module \botcha_form_alter()
Implements hook_form_alter().
This function adds BOTCHA protection to forms for untrusted users if needed and adds BOTCHA administration links for site administrators if this option is enabled.
File
- ./
botcha.module, line 116 - BOTCHA - Spam Prevention It modifies forms by adding various botcha's.
Code
function botcha_form_alter(&$form, &$form_state, $form_id) {
$botcha = FALSE;
if (!user_access('skip BOTCHA')) {
// Visitor does not have permission to skip the BOTCHA
module_load_include('inc', 'botcha');
// Get BOTCHA type for given form_id.
$botcha_point = botcha_get_form_id_setting($form_id);
if ($botcha_point) {
$botcha = !$botcha_point->botcha_type || $botcha_point->botcha_type == 'none' ? FALSE : $botcha_point->botcha_type;
}
elseif (variable_get('botcha_on_captcha_forms', TRUE) && botcha_is_captcha_installed()) {
// Check captcha.module settings. If there is a captcha, there is a botcha.
// Botcha's don't hurt humans, so we don't implement any logic to bypass
// the Botcha.
$captcha_point = botcha_get_captcha_point($form_id, TRUE);
if ($captcha_point && $captcha_point != 'none') {
$botcha = 'default';
}
}
}
if (variable_get('botcha_administration_mode', FALSE) && user_access('administer BOTCHA settings') && (arg(0) != 'admin' || variable_get('botcha_allow_on_admin_pages', FALSE) || $form_id == 'user_register')) {
// Add BOTCHA administration tools.
module_load_include('inc', 'botcha');
$botcha_point = botcha_get_form_id_setting($form_id);
// For administrators: show BOTCHA info and offer link to configure it
$botcha_element = array(
'#type' => 'fieldset',
'#title' => t('BOTCHA'),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#attributes' => array(
'class' => array(
'botcha-admin-links',
),
),
);
if ($botcha_point !== NULL && $botcha_point->botcha_type && $botcha_point->botcha_type != 'none') {
$botcha_element['#title'] = t('BOTCHA: protection enabled (@type cookbook)', array(
'@type' => $botcha_point->botcha_type,
));
$botcha_element['#description'] = t('Untrusted users will have form %form_id protected by BOTCHA (!settings).', array(
'%form_id' => $form_id,
'!settings' => l(t('general BOTCHA settings'), 'admin/config/people/botcha'),
));
$botcha_element['protection'] = array(
'#type' => 'item',
'#title' => t('Enabled protection'),
'#markup' => t('"@type" cookbook (!change, !disable)', array(
'@type' => $botcha_point->botcha_type,
'!change' => l(t('change'), "admin/config/people/botcha/botcha_point/{$form_id}", array(
'query' => drupal_get_destination(),
'html' => TRUE,
)),
'!disable' => l(t('disable'), "admin/config/people/botcha/botcha_point/{$form_id}/disable", array(
'query' => drupal_get_destination(),
'html' => TRUE,
)),
)),
);
}
else {
$botcha_element['#title'] = t('BOTCHA: no protection enabled');
$botcha_element['add_botcha'] = array(
'#markup' => l(t('Add BOTCHA protection on form %form_id for untrusted users.', array(
'%form_id' => $form_id,
)), "admin/config/people/botcha/botcha_point/{$form_id}", array(
'query' => drupal_get_destination(),
'html' => TRUE,
)),
);
}
// Get placement in form and insert in form.
$botcha_placement = _botcha_get_botcha_placement($form_id, $form);
_botcha_insert_botcha_element($form, $botcha_placement, $botcha_element);
}
switch ($form_id) {
/* UNUSED
case 'user_admin_settings':
// Insert BOTCHA settings into admin/user/settings
module_load_include('inc', 'botcha', 'botcha.pages');
$myform = _botcha_admin_settings($form_state);
$form['register'] = array(
'#type' => 'fieldset',
'#title' => t('User Register settings'),
'#description' => t('These options adjust User Register form (provided by <em>BOTCHA</em> module)'),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
);
$form['register'] += $myform;
$form['register']['#weight'] = $form['registration']['#weight'] + 0.001;
foreach ($myform['#submit'] as $func) {
$form['#submit'][] = $func;
}
break;
*/
case 'user_register':
if (FALSE === strpos($form['#action'], 'user/register')) {
if (!variable_get('botcha_allow_on_admin_pages', FALSE)) {
$botcha = FALSE;
}
// Only change the registration form. There is also 'user_register' form at /admin/config/people/user/create path, but we leave it alone.
}
break;
}
if ($botcha) {
$form['#process'] = array(
'botcha_fprocess',
);
module_load_include('inc', 'botcha', 'botcha.botcha');
botcha_form_alter_botcha($form, $form_state, $form_id, $botcha);
$form_state['no_cache'] = TRUE;
}
// UNUSED
// // Add a warning about caching on the Perfomance settings page.
// if ($form_id == 'system_performance_settings') {
// $icon = theme('image', array('path' => 'misc/watchdog-warning.png', 'width' => 18, 'height' => 18, 'alt' => t('warning'), 'title' => t('warning')));
// $form['caching']['botcha'] = array(
// '#type' => 'item',
// '#title' => t('BOTCHA'),
// '#markup' => t('!icon The BOTCHA module will disable the caching of pages that contain forms processed by BOTCHA.', array(
// '!icon' => '<span class="icon">' . $icon . '</span>')
// ),
// '#attributes' => array('class' => array('warning')),
// );
// }
}