t('Terms from field'),
'keyword' => 'content_taxonomy',
'description' => t('Adds taxonomy terms from a content taxonomy field.'),
'required context' => new ctools_context_required(t('Node'), 'node'),
'context' => 'content_taxonomy_terms_from_field_context',
'settings form' => 'content_taxonomy_terms_from_field_settings_form',
);
return $args;
}
/**
* Return a new context based on an existing context.
*/
function content_taxonomy_terms_from_field_context($context, $conf) {
// Check if we have a node in this context.
if (!empty($context->data)) {
// Check if we have data for the field selected in relationship settings.
if (isset($context->data->{$conf['field_name']}) && is_array($context->data->{$conf['field_name']})) {
$data = new stdClass;
$data->operator = $conf['operator'];
$data->value = array();
foreach ($context->data->{$conf['field_name']} as $delta => $item) {
if (!empty($item['value'])) {
$data->value[] = $item['value'];
}
}
if (!empty($data->value)) {
return ctools_context_create('terms', $data);
}
}
}
// If unset it wants a generic, unfilled context, which is just NULL.
return ctools_context_create_empty('terms', NULL);
}
/**
* Settings form for the relationship.
*/
function content_taxonomy_terms_from_field_settings_form($conf) {
$options = array();
foreach (content_fields() as $field_name => $field) {
if ($field['type'] == 'content_taxonomy') {
$options[$field_name] = t($field['widget']['label']);
}
}
$form['field_name'] = array(
'#title' => t('Content taxonomy field'),
'#type' => 'select',
'#options' => $options,
'#default_value' => $conf['field_name'],
'#description' => t('Enter the content field this taxonomy relationship is attached to.'),
'#prefix' => '',
'#suffix' => '
',
);
$form['operator'] = array(
'#title' => t('Operator'),
'#type' => 'radios',
'#options' => array('or' => t('OR'), 'and' => t('AND')),
'#default_value' => isset($conf['operator']) ? $conf['operator'] : 'or',
'#description' => t('Select OR operator to separate multiple terms by +, or AND operator to separate them by ,'),
'#prefix' => '',
'#suffix' => '
',
);
return $form;
}