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-rw-r--r--modules/contact/contact.admin.inc12
1 files changed, 12 insertions, 0 deletions
diff --git a/modules/contact/contact.admin.inc b/modules/contact/contact.admin.inc
index 585d5f8a0..6677962a5 100644
--- a/modules/contact/contact.admin.inc
+++ b/modules/contact/contact.admin.inc
@@ -112,6 +112,18 @@ function contact_category_edit_form($form, &$form_state, array $category = array
function contact_category_edit_form_validate($form, &$form_state) {
// Validate and each e-mail recipient.
$recipients = explode(',', $form_state['values']['recipients']);
+
+ // When creating a new contact form, or renaming the category on an existing
+ // contact form, make sure that the given category is unique.
+ $category = $form_state['values']['category'];
+ $query = db_select('contact', 'c')->condition('c.category', $category, '=');
+ if (!empty($form_state['values']['cid'])) {
+ $query->condition('c.cid', $form_state['values']['cid'], '<>');
+ }
+ if ($query->countQuery()->execute()->fetchField()) {
+ form_set_error('category', t('A contact form with category %category already exists.', array('%category' => $category)));
+ }
+
foreach ($recipients as &$recipient) {
$recipient = trim($recipient);
if (!valid_email_address($recipient)) {