function themekey_form_alter in ThemeKey 6.2
Same name and namespace in other branches
- 6.4 themekey_admin.inc \themekey_form_alter()
- 6.3 themekey_admin.inc \themekey_form_alter()
Implements hook_form_alter().
Alters Validation will happen here when the form displays the stored configuration. Otherwise all the drag'n'drop stuff will not work.
See also
themekey_rule_chain_form_set_error()
File
- ./
themekey_admin.inc, line 223
Code
function themekey_form_alter(&$form, $form_state, $form_id) {
if ('themekey_rule_chain_form' == $form_id && empty($form_state['post'])) {
module_invoke_all('themekey_load_validators');
$attributes = variable_get('themekey_attributes', array());
if (!empty($form['old_items'])) {
foreach ($form['old_items'] as $key_1 => $value_1) {
if ($value_1['enabled']['#default_value']) {
if (!themekey_check_theme_enabled($value_1['theme']['#default_value'])) {
themekey_rule_chain_form_set_error($form, $key_1, 'theme', t('Theme is not activated'));
}
if (0 == strlen($value_1['value']['#default_value'])) {
themekey_rule_chain_form_set_error($form, $key_1, 'value', t('You must enter a value'));
}
elseif (!empty($attributes[$value_1['property']['#default_value']]['validator'])) {
//validate rule with custom validator
$validator = $attributes[$value_1['property']['#default_value']]['validator'];
if (function_exists($validator)) {
$rule = array(
'property' => $value_1['property']['#default_value'],
'wildcard' => $value_1['wildcard']['#default_value'],
'operator' => $value_1['operator']['#default_value'],
'value' => $value_1['value']['#default_value'],
);
$errors = $validator($rule);
foreach ($errors as $element => $msg) {
themekey_rule_chain_form_set_error($form, $key_1, $element, $msg);
}
}
else {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('ThemeKey requested an unknown validator called %validator to validate property %property', array(
'%validator' => $validator,
'%property' => $value_1['property']['#default_value'],
)));
}
}
foreach ($form['old_items'] as $key_2 => $value_2) {
if ($key_2 == $key_1) {
continue;
}
if ($value_2['enabled']['#default_value'] && !empty($value_1['value']['#default_value']) && $value_2['property']['#default_value'] == $value_1['property']['#default_value'] && $value_2['operator']['#default_value'] == $value_1['operator']['#default_value'] && $value_2['value']['#default_value'] == $value_1['value']['#default_value'] && ($value_2['parent']['#default_value'] == $value_1['parent']['#default_value'] || $value_2['parent']['#default_value'] == $value_1['id']['#value'])) {
if ('drupal:path:wildcard' != $value_2['property']['#default_value'] || 'drupal:path:wildcard' == $value_2['property']['#default_value'] && $value_2['wildcard']['#default_value'] == $value_1['wildcard']['#default_value']) {
// We have two identical rules with same 'indention' in a chain.
// This is allowed only if first one has childs and second one has none and one isn't the parent of the other
if (!$value_2['parent']['#default_value'] == $value_1['id']['#value']) {
$has_childs_1 = FALSE;
$has_childs_2 = FALSE;
foreach ($form['old_items'] as $key_3 => $value_3) {
if ($value_3['parent']['#default_value'] == $value_1['id']['#value']) {
$has_childs_1 = TRUE;
}
if ($value_3['parent']['#default_value'] == $value_2['id']['#value']) {
$has_childs_2 = TRUE;
}
if ($has_childs_1 && $has_childs_2) {
break;
}
}
if ($value_1['weight']['#default_value'] < $value_2['weight']['#default_value'] && $has_childs_1 && !$has_childs_2 || $value_1['weight']['#default_value'] > $value_2['weight']['#default_value'] && !$has_childs_1 && $has_childs_2) {
// no error
continue;
}
elseif ($value_1['weight']['#default_value'] > $value_2['weight']['#default_value'] && $has_childs_1 && !$has_childs_2) {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('Theme switching rule could never be reached'));
continue;
}
elseif ($value_1['weight']['#default_value'] < $value_2['weight']['#default_value'] && !$has_childs_1 && $has_childs_2) {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('Theme switching rule hides a later one'));
continue;
}
elseif ($value_1['weight']['#default_value'] < $value_2['weight']['#default_value'] && $has_childs_1 && $has_childs_2) {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('Theme switching rule should be combined with an identical one below'));
continue;
}
elseif ($value_1['weight']['#default_value'] > $value_2['weight']['#default_value'] && $has_childs_1 && $has_childs_2) {
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('Theme switching rule should be combined with an identical one above'));
continue;
}
}
themekey_rule_chain_form_set_error($form, $key_1, 'property', t('You entered two identical theme switching rules in the chain'));
themekey_rule_chain_form_set_error($form, $key_2, 'property', t('You entered two identical theme switching rules in the chain'));
}
}
}
}
}
}
// dump all errors
themekey_rule_chain_form_set_error($form);
}
}