node_type . (!empty($breadcrumb->visibility_php) ? t(' with PHP snippet') : '');
$row[] = l(t('edit'), 'admin/build/custom_breadcrumbs/edit/'. $breadcrumb->bid);
$rows[] = $row;
}
if (count($rows) == 0) {
$rows[] = array(array('data' => t('No custom breadcrumbs have been defined.'), 'colspan' => 2));
}
$rows[] = array(array('data' => l(t('Add a new custom breadcrumb'), 'admin/build/custom_breadcrumbs/add'), 'colspan' => 2));
return theme('table', $header, $rows);
}
/**
* Display an edit form for a custom breadcrumb record.
*/
function custom_breadcrumbs_form() {
$bid = arg(4);
if (isset($bid)) {
$breadcrumb = _custom_breadcrumbs_load_breadcrumb($bid);
$form['bid'] = array(
'#type' => 'hidden',
'#value' => $bid,
);
}
$options = array();
foreach (node_get_types('names') as $type => $name) {
$options[$type] = $name;
}
$form['node_type'] = array(
'#type' => 'select',
'#title' => t('Node type'),
'#required' => TRUE,
'#options' => $options,
'#description' => t('The node type this custom breadcrumb trail will apply to.'),
'#default_value' => $bid ? $breadcrumb->node_type : NULL,
);
$form['visibility_php'] = array(
'#type' => 'textarea',
'#title' => t('Breadcrumb visibility'),
'#access' => user_access('use php in custom breadcrumbs'),
'#description' => t('Determine whether this breadcrumb should be displayed by using a snippet of PHP to return TRUE or FALSE. Note that this code has access to the $node variable, and can check its type or any other property.'),
'#default_value' => $bid ? $breadcrumb->visibility_php : '',
);
$form['titles'] = array(
'#type' => 'textarea',
'#title' => t('Titles'),
'#required' => TRUE,
'#description' => t('A list of titles for the breadcrumb links, one on each line.'),
'#default_value' => $bid ? $breadcrumb->titles : NULL
);
$form['paths'] = array(
'#type' => 'textarea',
'#title' => t('Paths'),
'#required' => TRUE,
'#description' => t('A list of Drupal paths for the breadcrumb links, one on each line.'),
'#default_value' => $bid ? $breadcrumb->paths : NULL
);
$form['help'] = array(
'#type' => 'fieldset',
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#title' => t('Placeholder tokens'),
'#description' => t("The following placeholder tokens can be used in both paths and titles. When used in a path or title, they will be replaced with the appropriate values."),
);
if (module_exists('token')) {
$form['help']['tokens'] = array(
'#value' => theme('token_help', 'node'),
);
}
else {
$form['help']['#description'] = t("To use dynamic placeholder tokens in your breadcrumb trails (the ID or title of the current node, for example), download and install the Token module from Drupal.org.", array('@token' => 'http://www.drupal.org/project/token'));
$form['help']['#collapsible'] = FALSE;
$form['help']['#collapsed'] = FALSE;
}
$form['help2'] = array(
'#type' => 'fieldset',
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#title' => t('Special identifiers'),
'#description' => t("The following identifiers can be used to achieve a special behavior. Identifiers should be added to the paths area in the following format: identifier|path.
For example: %pathauto_id|[ogname-raw]", array('%pathauto_id' => '')),
);
$form['help2']['tokens'] = array('#value' => theme('custom_breadcrumbs_help_identifiers'), );
$form['buttons']['submit'] = array(
'#type' => 'submit',
'#value' => t('Submit'),
);
if ($bid) {
$form['buttons']['delete'] = array(
'#type' => 'submit',
'#value' => t('Delete'),
'#submit' => array('custom_breadcrumbs_form_delete'),
);
}
return $form;
}
function custom_breadcrumbs_form_validate($form, &$form_state) {
$path_count = count(explode("\n", trim($form_state['values']['paths'])));
$title_count = count(explode("\n", trim($form_state['values']['titles'])));
if ($title_count != $path_count) {
$error_field = ($title_count < $path_count) ? 'titles' : 'paths';
form_set_error($error_field, t('Every link path must have a matching title. There are !paths paths, and !titles titles.', array('!paths' => $path_count, '!titles' => $title_count)));
}
}
function custom_breadcrumbs_form_submit($form, &$form_state) {
$breadcrumb = (object)$form_state['values'];
custom_breadcrumbs_save_breadcrumb($breadcrumb);
$form_state['redirect'] = 'admin/build/custom_breadcrumbs';
}
function custom_breadcrumbs_form_delete($form, &$form_state) {
_custom_breadcrumbs_delete_breadcrumb($form_state['values']['bid']);
$form_state['redirect'] = 'admin/build/custom_breadcrumbs';
}