function block_add_block_form_validate
block_add_block_form_validate($form, &$form_state)
Form validation handler for block_add_block_form().
See also
File
- modules/block/block.admin.inc, line 537
- Admin page callbacks for the block module.
Code
function block_add_block_form_validate($form, &$form_state) { $custom_block_exists = (bool) db_query_range('SELECT 1 FROM {block_custom} WHERE info = :info', 0, 1, array(':info' => $form_state['values']['info']))->fetchField(); if (empty($form_state['values']['info']) || $custom_block_exists) { form_set_error('info', t('Ensure that each block description is unique.')); } }
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https://api.drupal.org/api/drupal/modules!block!block.admin.inc/function/block_add_block_form_validate/7.x