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<?php
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// $Id: nodereference.module,v 1.121 2008/03/25 13:12:41 karens Exp $
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/**
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* @file
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* Defines a field type for referencing one node from another.
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*/
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/**
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* Implementation of hook_menu().
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*/
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function nodereference_menu() {
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$items = array();
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$items['nodereference/autocomplete'] = array(
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'title' => t('Nodereference autocomplete'),
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'page callback' => 'nodereference_autocomplete',
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'access arguments' => array('access content'),
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'type' => MENU_CALLBACK
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);
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return $items;
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}
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/**
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* Implementation of hook_theme().
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*/
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function nodereference_theme() {
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return array(
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'nodereference_item_simple' => array(
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'arguments' => array('item' => NULL),
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),
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'nodereference_item_advanced' => array(
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'arguments' => array('item' => NULL, 'view' => NULL),
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),
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'nodereference_select' => array(
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'arguments' => array('element' => NULL),
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),
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'nodereference_autocomplete' => array(
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'arguments' => array('element' => NULL),
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),
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'nodereference_formatter_default' => array(
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'arguments' => array('element'),
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),
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'nodereference_formatter_full' => array(
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'arguments' => array('element'),
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'function' => 'theme_nodereference_formatter_full_teaser',
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),
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'nodereference_formatter_teaser' => array(
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'arguments' => array('element'),
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'function' => 'theme_nodereference_formatter_full_teaser',
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),
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);
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}
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/**
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* Implementation of hook_field_info().
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*
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* Here we indicate that the content module will use its default
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* handling for the view of this field.
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*
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* Callbacks can be omitted if default handing is used.
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* They're included here just so this module can be used
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* as an example for custom modules that might do things
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* differently.
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*/
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function nodereference_field_info() {
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return array(
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'nodereference' => array(
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'label' => t('Node Reference'),
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'description' => t('Store the id of a related node as an integer value.'),
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'callbacks' => array(
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'tables' => CONTENT_CALLBACK_DEFAULT,
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'arguments' => CONTENT_CALLBACK_DEFAULT,
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),
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),
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);
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}
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/**
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* Implementation of hook_field_settings().
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*/
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function nodereference_field_settings($op, $field) {
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switch ($op) {
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case 'form':
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$form = array();
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$form['referenceable_types'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Content types that can be referenced'),
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'#multiple' => TRUE,
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'#default_value' => is_array($field['referenceable_types']) ? $field['referenceable_types'] : array(),
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'#options' => node_get_types('names'),
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);
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if (module_exists('views')) {
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$views = array('--' => '--');
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$all_views = views_get_all_views();
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foreach ($all_views as $view) {
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$views[t('Existing Views')][$view->name] = $view->name;
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}
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if (count($views) > 1) {
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$form['advanced'] = array(
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'#type' => 'fieldset',
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'#title' => t('Advanced - Nodes that can be referenced (View)'),
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'#collapsible' => TRUE,
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'#collapsed' => !isset($field['advanced_view']) || $field['advanced_view'] == '--',
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);
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$form['advanced']['advanced_view'] = array(
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'#type' => 'select',
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'#title' => t('View'),
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'#options' => $views,
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'#default_value' => isset($field['advanced_view']) ? $field['advanced_view'] : '--',
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'#description' => t('Choose the "Views module" view that selects the nodes that can be referenced.<br>Note :<ul><li>This will discard the "Content types" settings above. Use the view\'s "filters" section instead.</li><li>Use the view\'s "fields" section to display additional informations about candidate nodes on node creation/edition form.</li><li>Use the view\'s "sort criteria" section to determine the order in which candidate nodes will be displayed.</li></ul>'),
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);
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$form['advanced']['advanced_view_args'] = array(
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'#type' => 'textfield',
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'#title' => t('View arguments'),
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'#default_value' => isset($field['advanced_view_args']) ? $field['advanced_view_args'] : '',
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'#required' => FALSE,
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'#description' => t('Provide a comma separated list of arguments to pass to the view.'),
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);
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}
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}
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return $form;
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case 'save':
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$settings = array('referenceable_types');
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if (module_exists('views')) {
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$settings[] = 'advanced_view';
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$settings[] = 'advanced_view_args';
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}
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return $settings;
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case 'database columns':
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$columns = array(
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'nid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => FALSE),
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);
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return $columns;
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case 'views data':
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$data = content_views_field_views_data($field);
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$db_info = content_database_info($field);
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$table_alias = content_views_tablename($field);
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// Swap the filter handler to the 'in' operator.
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$data[$table_alias][$field['field_name'] .'_nid']['filter']['handler'] = 'views_handler_filter_in_operator_content';
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// Add a relationship for related node.
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$data[$table_alias][$field['field_name'] .'_nid']['relationship'] = array(
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'base' => 'node',
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'field' => $db_info['columns']['nid']['column'],
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'handler' => 'views_handler_relationship',
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);
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return $data;
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}
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}
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/**
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* Implementation of hook_field().
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*/
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function nodereference_field($op, &$node, $field, &$items, $teaser, $page) {
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switch ($op) {
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case 'validate':
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$refs = _nodereference_potential_references($field, TRUE);
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foreach ($items as $delta => $item) {
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if (is_array($item) && !empty($item['error_field'])) {
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$error_field = $item['error_field'];
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unset($item['error_field']);
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if (!empty($item['nid'])) {
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if (!in_array($item['nid'], array_keys($refs))) {
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form_set_error($error_field, t('%name : This post can\'t be referenced.', array('%name' => t($field['widget']['label']))));
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}
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}
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}
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}
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return $items;
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}
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}
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/**
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* Implementation of hook_content_is_empty().
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*/
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function nodereference_content_is_empty($item, $field) {
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if (empty($item['nid'])) {
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return TRUE;
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}
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return FALSE;
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}
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/**
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* Implementation of hook_field_formatter_info().
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*/
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function nodereference_field_formatter_info() {
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return array(
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'default' => array(
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'label' => t('Title (link)'),
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'field types' => array('nodereference'),
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'multiple values' => CONTENT_HANDLE_CORE,
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),
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'plain' => array(
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'label' => t('Title (no link)'),
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'field types' => array('nodereference'),
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'multiple values' => CONTENT_HANDLE_CORE,
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),
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'full' => array(
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'label' => t('Full node'),
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'field types' => array('nodereference'),
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'multiple values' => CONTENT_HANDLE_CORE,
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),
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'teaser' => array(
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'label' => t('Teaser'),
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'field types' => array('nodereference'),
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'multiple values' => CONTENT_HANDLE_CORE,
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),
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);
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}
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/**
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* Theme function for 'default' nodereference field formatter.
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*/
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function theme_nodereference_formatter_default($element) {
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$output = '';
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if (!empty($element['#item']['nid']) && is_numeric($element['#item']['nid']) && ($title = _nodereference_titles($element['#item']['nid']))) {
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$output = l($title, 'node/'. $element['#item']['nid']);
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}
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return $output;
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}
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/**
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* Theme function for 'plain' nodereference field formatter.
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*/
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function theme_nodereference_formatter_plain($element) {
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$output = '';
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if (!empty($element['#item']['nid']) && is_numeric($element['#item']['nid']) && ($title = _nodereference_titles($element['#item']['nid']))) {
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$output = check_plain($title);
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}
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return $output;
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}
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/**
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* Proxy theme function for 'full' and 'teaser' nodereference field formatters.
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*/
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function theme_nodereference_formatter_full_teaser($element) {
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static $recursion_queue = array();
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$output = '';
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if (!empty($element['#item']['nid']) && is_numeric($element['#item']['nid'])) {
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// If no 'referencing node' is set, we are starting a new 'reference thread'
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if (!isset($node->referencing_node)) {
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$recursion_queue = array();
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}
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$recursion_queue[] = $node->nid;
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if (in_array($element['#item']['nid'], $recursion_queue)) {
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// Prevent infinite recursion caused by reference cycles :
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// if the node has already been rendered earlier in this 'thread',
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// we fall back to 'default' (node title) formatter.
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return theme('nodereference_formatter_default', $element);
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}
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if ($referenced_node = node_load($element['#item']['nid'])) {
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$referenced_node->referencing_node = $node;
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$referenced_node->referencing_field = $field;
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_nodereference_titles($element['#item']['nid'], $referenced_node->title);
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$output = node_view($referenced_node, $element['#formatter'] == 'teaser');
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}
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}
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return $output;
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}
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/**
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* Helper function for formatters.
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*
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* Store node titles collected in the curent request.
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*/
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function _nodereference_titles($nid, $known_title = NULL) {
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static $titles = array();
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if (!isset($titles[$nid])) {
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$title = $known_title ? $known_title : db_result(db_query("SELECT title FROM {node} WHERE nid=%d", $nid));
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$titles[$nid] = $title ? $title : '';
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}
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return $titles[$nid];
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}
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/**
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* Implementation of hook_widget_info().
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*
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* We need custom handling of multiple values for the nodereference_select
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* widget because we need to combine them into a options list rather
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* than display multiple elements.
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*
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* We will use the content module's default handling for default value.
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*
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* Callbacks can be omitted if default handing is used.
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* They're included here just so this module can be used
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* as an example for custom modules that might do things
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* differently.
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*/
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function nodereference_widget_info() {
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return array(
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'nodereference_select' => array(
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'label' => t('Select List'),
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'field types' => array('nodereference'),
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'multiple values' => CONTENT_HANDLE_MODULE,
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'callbacks' => array(
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'default value' => CONTENT_CALLBACK_DEFAULT,
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),
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),
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'nodereference_autocomplete' => array(
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'label' => t('Autocomplete Text Field'),
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'field types' => array('nodereference'),
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'multiple values' => CONTENT_HANDLE_CORE,
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'callbacks' => array(
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'default value' => CONTENT_CALLBACK_DEFAULT,
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),
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),
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);
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}
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/**
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* Implementation of FAPI hook_elements().
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*
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* Any FAPI callbacks needed for individual widgets can be declared here,
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* and the element will be passed to those callbacks for processing.
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*
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* Drupal will automatically theme the element using a theme with
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* the same name as the hook_elements key.
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*
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* Autocomplete_path is not used by text_widget but other widgets can use it
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* (see nodereference and userreference).
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*/
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function nodereference_elements() {
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return array(
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'nodereference_select' => array(
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'#input' => TRUE,
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'#columns' => array('uid'), '#delta' => 0,
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'#process' => array('nodereference_select_process'),
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),
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'nodereference_autocomplete' => array(
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'#input' => TRUE,
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'#columns' => array('name'), '#delta' => 0,
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'#process' => array('nodereference_autocomplete_process'),
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'#autocomplete_path' => FALSE,
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),
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);
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}
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/**
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* Implementation of hook_widget().
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*
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* Attach a single form element to the form. It will be built out and
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* validated in the callback(s) listed in hook_elements. We build it
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* out in the callbacks rather than here in hook_widget so it can be
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* plugged into any module that can provide it with valid
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* $field information.
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*
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* Content module will set the weight, field name and delta values
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* for each form element. This is a change from earlier CCK versions
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* where the widget managed its own multiple values.
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*
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* If there are multiple values for this field, the content module will
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* call this function as many times as needed.
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*
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* @param $form
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* the entire form array, $form['#node'] holds node information
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* @param $form_state
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* the form_state, $form_state['values'][$field['field_name']]
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* holds the field's form values.
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* @param $field
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* the field array
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* @param $items
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* array of default values for this field
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* @param $delta
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* the order of this item in the array of subelements (0, 1, 2, etc)
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*
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* @return
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* the form item for a single element for this field
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*/
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function nodereference_widget(&$form, &$form_state, $field, $items, $delta = 0) {
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switch ($field['widget']['type']) {
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case 'nodereference_select':
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$element = array(
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'#type' => 'nodereference_select',
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'#default_value' => $items,
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);
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break;
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case 'nodereference_autocomplete':
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$element = array(
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| 385 |
'#type' => 'nodereference_autocomplete',
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| 386 |
'#default_value' => isset($items[$delta]) ? $items[$delta] : NULL,
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| 387 |
'#value_callback' => 'nodereference_autocomplete_value',
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);
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break;
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| 390 |
}
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| 391 |
return $element;
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| 392 |
}
|
| 393 |
|
| 394 |
/**
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| 395 |
* Value for a nodereference autocomplete element.
|
| 396 |
*
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| 397 |
* Substitute in the node title for the node nid.
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| 398 |
*/
|
| 399 |
function nodereference_autocomplete_value($element, $edit = FALSE) {
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| 400 |
$field_key = $element['#columns'][0];
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| 401 |
if (!empty($element['#default_value'][$field_key])) {
|
| 402 |
$nid = $element['#default_value'][$field_key];
|
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$value = db_result(db_query(db_rewrite_sql('SELECT n.title FROM {node} n WHERE n.nid = %d'), $nid));
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$value .= ' [nid:'. $nid .']';
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return array($field_key => $value);
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}
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return array($field_key => NULL);
|
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}
|
| 409 |
|
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/**
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| 411 |
* Process an individual element.
|
| 412 |
*
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| 413 |
* Build the form element. When creating a form using FAPI #process,
|
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* note that $element['#value'] is already set.
|
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*
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* The $fields array is in $form['#field_info'][$element['#field_name']].
|
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*/
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function nodereference_select_process($element, $edit, $form_state, $form) {
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// The nodereference_select widget doesn't need to create its own
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// element, it can wrap around the optionwidgets_select element.
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| 421 |
// Add a validation step where the value can be unwrapped.
|
| 422 |
$field_key = $element['#columns'][0];
|
| 423 |
$element[$field_key] = array(
|
| 424 |
'#type' => 'optionwidgets_select',
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| 425 |
'#default_value' => isset($element['#value']) ? $element['#value'] : '',
|
| 426 |
'#element_validate' => array('optionwidgets_validate', 'nodereference_select_validate'),
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| 428 |
// The following values were set by the content module and need
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| 429 |
// to be passed down to the nested element.
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| 430 |
'#field_name' => $element['#field_name'],
|
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'#delta' => $element['#delta'],
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'#columns' => $element['#columns'],
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'#title' => $element['#title'],
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'#required' => $element['#required'],
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| 435 |
'#description' => $element['#description'],
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);
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return $element;
|
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}
|
| 439 |
|
| 440 |
/**
|
| 441 |
* Process an individual element.
|
| 442 |
*
|
| 443 |
* Build the form element. When creating a form using FAPI #process,
|
| 444 |
* note that $element['#value'] is already set.
|
| 445 |
*
|
| 446 |
*/
|
| 447 |
function nodereference_autocomplete_process($element, $edit, $form_state, $form) {
|
| 448 |
// The nodereference autocomplete widget doesn't need to create its own
|
| 449 |
// element, it can wrap around the text_textfield element and add an autocomplete
|
| 450 |
// path and some extra processing to it.
|
| 451 |
// Add a validation step where the value can be unwrapped.
|
| 452 |
$field_key = $element['#columns'][0];
|
| 453 |
|
| 454 |
$element[$field_key] = array(
|
| 455 |
'#type' => 'text_textfield',
|
| 456 |
'#default_value' => isset($element['#value']) ? $element['#value'] : '',
|
| 457 |
'#autocomplete_path' => 'nodereference/autocomplete/'. $element['#field_name'],
|
| 458 |
'#element_validate' => array('nodereference_autocomplete_validate'),
|
| 459 |
|
| 460 |
// The following values were set by the content module and need
|
| 461 |
// to be passed down to the nested element.
|
| 462 |
'#field_name' => $element['#field_name'],
|
| 463 |
'#delta' => $element['#delta'],
|
| 464 |
'#columns' => $element['#columns'],
|
| 465 |
'#title' => $element['#title'],
|
| 466 |
'#required' => $element['#required'],
|
| 467 |
'#description' => $element['#description'],
|
| 468 |
);
|
| 469 |
return $element;
|
| 470 |
}
|
| 471 |
|
| 472 |
/**
|
| 473 |
* Validate an select element.
|
| 474 |
*
|
| 475 |
* Remove the wrapper layer and set the right element's value.
|
| 476 |
*/
|
| 477 |
function nodereference_select_validate($element, &$form_state) {
|
| 478 |
$field_key = $element['#columns'][0];
|
| 479 |
array_pop($element['#parents']);
|
| 480 |
form_set_value($element, $form_state['values'][$element['#field_name']][$field_key], $form_state);
|
| 481 |
}
|
| 482 |
|
| 483 |
/**
|
| 484 |
* Validate an autocomplete element.
|
| 485 |
*
|
| 486 |
* Remove the wrapper layer and set the right element's value.
|
| 487 |
*/
|
| 488 |
function nodereference_autocomplete_validate($element, &$form_state) {
|
| 489 |
$field_name = $element['#field_name'];
|
| 490 |
$field = content_fields($field_name);
|
| 491 |
$field_key = $element['#columns'][0];
|
| 492 |
$delta = $element['#delta'];
|
| 493 |
$value = $element['#value'][$field_key];
|
| 494 |
$nid = NULL;
|
| 495 |
if (!empty($value)) {
|
| 496 |
preg_match('/^(?:\s*|(.*) )?\[\s*nid\s*:\s*(\d+)\s*\]$/', $value, $matches);
|
| 497 |
if (!empty($matches)) {
|
| 498 |
// explicit nid
|
| 499 |
list(, $title, $nid) = $matches;
|
| 500 |
if (!empty($title) && ($n = node_load($nid)) && $title != $n->title) {
|
| 501 |
form_set_error($element[$field_key], t('%name : Title mismatch. Please check your selection.'), array('%name' => t($element[$field_key]['#title'])));
|
| 502 |
}
|
| 503 |
}
|
| 504 |
else {
|
| 505 |
// no explicit nid
|
| 506 |
// TODO :
|
| 507 |
// the best thing would be to present the user with an additional form,
|
| 508 |
// allowing the user to choose between valid candidates with the same title
|
| 509 |
// ATM, we pick the first matching candidate...
|
| 510 |
$nids = _nodereference_potential_references($field, FALSE, $value, TRUE);
|
| 511 |
$nid = (!empty($nids)) ? array_shift(array_keys($nids)) : 0;
|
| 512 |
}
|
| 513 |
}
|
| 514 |
form_set_value($element, $nid, $form_state);
|
| 515 |
return $element;
|
| 516 |
}
|
| 517 |
|
| 518 |
/**
|
| 519 |
* Implementation of hook_allowed_values().
|
| 520 |
*/
|
| 521 |
function nodereference_allowed_values($field) {
|
| 522 |
$options = _nodereference_potential_references($field, TRUE);
|
| 523 |
foreach ($options as $key => $value) {
|
| 524 |
$options[$key] = _nodereference_item($field, $value);
|
| 525 |
}
|
| 526 |
if (!$field['required']) {
|
| 527 |
$options = array(0 => '<'. t('none') .'>') + $options;
|
| 528 |
}
|
| 529 |
return $options;
|
| 530 |
}
|
| 531 |
|
| 532 |
/**
|
| 533 |
* Fetch an array of all candidate referenced nodes,
|
| 534 |
* for use in presenting the selection form to the user.
|
| 535 |
*/
|
| 536 |
function _nodereference_potential_references($field, $return_full_nodes = FALSE, $string = '', $exact_string = false) {
|
| 537 |
if (module_exists('views')
|
| 538 |
&& isset($field['advanced_view'])
|
| 539 |
&& $field['advanced_view'] != '--'
|
| 540 |
&& ($view = views_get_view($field['advanced_view']))) {
|
| 541 |
// advanced field : referenceable nodes defined by a view
|
| 542 |
// let views.module build the query
|
| 543 |
|
| 544 |
$view->init();
|
| 545 |
|
| 546 |
// TODO is this the right way to do this?
|
| 547 |
// make sure the fields get included in the query.
|
| 548 |
|
| 549 |
// TODO Which display should we use here?
|
| 550 |
// In our Views 1 to Views 2 updates we are
|
| 551 |
// putting fields in the 'default' display.
|
| 552 |
$display = 'default';
|
| 553 |
$view->set_display($display);
|
| 554 |
$view->display[$display]->style_plugin = 'list';
|
| 555 |
|
| 556 |
// Add arguments for the view.
|
| 557 |
if (isset($field['advanced_view_args'])) {
|
| 558 |
// TODO: Support Tokens using token.module ?
|
| 559 |
$view_args = array();
|
| 560 |
$view_args = array_map('trim', explode(',', $field['advanced_view_args']));
|
| 561 |
$view->set_arguments($view_args);
|
| 562 |
}
|
| 563 |
|
| 564 |
if (isset($string)) {
|
| 565 |
//We do need title field, so add it if not present (unlikely, but...)
|
| 566 |
if (!array_key_exists('title', $view->display[$display]->display_options['fields'])) {
|
| 567 |
$view->add_item($display, 'field', 'node', 'title');
|
| 568 |
}
|
| 569 |
// We use the title filter in the view, so make sure it's there.
|
| 570 |
if (!array_key_exists('title', $view->display[$display]->display_options['filters'])) {
|
| 571 |
$view->add_item($display, 'filter', 'node', 'title');
|
| 572 |
}
|
| 573 |
// TODO Is this the best way to set values?
|
| 574 |
$view->display[$display]->display_options['filters']['title']['value'] = $string;
|
| 575 |
$view->display[$display]->display_options['filters']['title']['operator'] = $exact_string ? '=' : 'contains';
|
| 576 |
}
|
| 577 |
|
| 578 |
// Make sure the query is not cached
|
| 579 |
$view->is_cacheable = FALSE;
|
| 580 |
|
| 581 |
$view->execute();
|
| 582 |
$options = array();
|
| 583 |
foreach ($view->result as $row) {
|
| 584 |
foreach ($view->field as $field) {
|
| 585 |
if (!empty($field['handler']) && is_object($field['handler'])) {
|
| 586 |
$options[$row->nid][] = theme('views_view_field', $view, $field, $row);
|
| 587 |
}
|
| 588 |
}
|
| 589 |
}
|
| 590 |
return $options;
|
| 591 |
}
|
| 592 |
else {
|
| 593 |
// standard field : referenceable nodes defined by content types
|
| 594 |
// build the appropriate query
|
| 595 |
$related_types = array();
|
| 596 |
$args = array();
|
| 597 |
|
| 598 |
if (is_array($field['referenceable_types'])) {
|
| 599 |
foreach ($field['referenceable_types'] as $related_type) {
|
| 600 |
if ($related_type) {
|
| 601 |
$related_types[] = " n.type = '%s'";
|
| 602 |
$args[] = $related_type;
|
| 603 |
}
|
| 604 |
}
|
| 605 |
}
|
| 606 |
|
| 607 |
$related_clause = implode(' OR ', $related_types);
|
| 608 |
|
| 609 |
if (!count($related_types)) {
|
| 610 |
return array();
|
| 611 |
}
|
| 612 |
|
| 613 |
if (isset($string)) {
|
| 614 |
$string_clause = $exact_string ? " AND n.title = '%s'" : " AND n.title LIKE '%%%s%'";
|
| 615 |
$related_clause = "(". $related_clause .")". $string_clause;
|
| 616 |
$args[] = $string;
|
| 617 |
}
|
| 618 |
|
| 619 |
$result = db_query(db_rewrite_sql("SELECT n.nid, n.title AS node_title, n.type AS node_type FROM {node} n WHERE ". $related_clause ." ORDER BY n.title, n.type"), $args);
|
| 620 |
}
|
| 621 |
|
| 622 |
$rows = array();
|
| 623 |
|
| 624 |
while ($node = db_fetch_object($result)) {
|
| 625 |
if ($return_full_nodes) {
|
| 626 |
$rows[$node->nid] = $node;
|
| 627 |
}
|
| 628 |
else {
|
| 629 |
$rows[$node->nid] = $node->node_title;
|
| 630 |
}
|
| 631 |
}
|
| 632 |
|
| 633 |
return $rows;
|
| 634 |
}
|
| 635 |
|
| 636 |
/**
|
| 637 |
* Retrieve a pipe delimited string of autocomplete suggestions
|
| 638 |
*/
|
| 639 |
function nodereference_autocomplete($field_name, $string = '') {
|
| 640 |
$fields = content_fields();
|
| 641 |
$field = $fields[$field_name];
|
| 642 |
$matches = array();
|
| 643 |
|
| 644 |
foreach (_nodereference_potential_references($field, TRUE, $string) as $row) {
|
| 645 |
$matches[$row->node_title .' [nid:'. $row->nid .']'] = _nodereference_item($field, $row, TRUE);
|
| 646 |
}
|
| 647 |
drupal_json($matches);
|
| 648 |
}
|
| 649 |
|
| 650 |
function _nodereference_item($field, $item, $html = FALSE) {
|
| 651 |
if (module_exists('views') && isset($field['advanced_view']) && $field['advanced_view'] != '--' && ($view = views_get_view($field['advanced_view']))) {
|
| 652 |
$field_names = array();
|
| 653 |
$view->execute();
|
| 654 |
foreach ($view->field as $name => $viewfield) {
|
| 655 |
$field_names[] = isset($viewfield->definition['content_field_name']) ? $viewfield->definition['content_field_name'] : $name;
|
| 656 |
}
|
| 657 |
$output = theme('nodereference_item_advanced', $item, $field_names, $view);
|
| 658 |
if (!$html) {
|
| 659 |
// Views theming runs check_plain (htmlentities) on the values.
|
| 660 |
// We reverse that with html_entity_decode.
|
| 661 |
$output = html_entity_decode(strip_tags($output), ENT_QUOTES);
|
| 662 |
}
|
| 663 |
}
|
| 664 |
else {
|
| 665 |
$output = theme('nodereference_item_simple', $item);
|
| 666 |
$output = $html ? check_plain($output) : $output;
|
| 667 |
}
|
| 668 |
return $output;
|
| 669 |
}
|
| 670 |
|
| 671 |
function theme_nodereference_item_advanced($item, $field_names, $view) {
|
| 672 |
$item_fields = array();
|
| 673 |
foreach ($item as $delta => $value) {
|
| 674 |
// remove link tags (ex : for node titles)
|
| 675 |
$value = preg_replace('/<a[^>]*>(.*)<\/a>/iU', '$1', $value);
|
| 676 |
if (!empty($value)) {
|
| 677 |
$item_fields[] = "<span class='view-field view-data-$field_names[$delta]'>$value</span>";;
|
| 678 |
}
|
| 679 |
}
|
| 680 |
$output = implode(' - ', $item_fields);
|
| 681 |
$output = "<span class='view-item view-item-$view->name'>$output</span>";
|
| 682 |
return $output;
|
| 683 |
}
|
| 684 |
|
| 685 |
function theme_nodereference_item_simple($item) {
|
| 686 |
return $item->node_title;
|
| 687 |
}
|
| 688 |
|
| 689 |
/**
|
| 690 |
* Provide a list of users to filter on.
|
| 691 |
*/
|
| 692 |
function _nodereference_filter_handler($op, $filterinfo) {
|
| 693 |
$options = array(0 => t('<empty>'));
|
| 694 |
$options = $options + _nodereference_potential_references($filterinfo['extra']['field']);
|
| 695 |
return $options;
|
| 696 |
}
|
| 697 |
|
| 698 |
/**
|
| 699 |
* FAPI theme for an individual elements.
|
| 700 |
*
|
| 701 |
* The textfield or select is already rendered by the
|
| 702 |
* textfield or select themes and the html output
|
| 703 |
* lives in $element['#children']. Override this theme to
|
| 704 |
* make custom changes to the output.
|
| 705 |
*
|
| 706 |
* $element['#field_name'] contains the field name
|
| 707 |
* $element['#delta] is the position of this element in the group
|
| 708 |
*/
|
| 709 |
function theme_nodereference_select($element) {
|
| 710 |
return $element['#children'];
|
| 711 |
}
|
| 712 |
|
| 713 |
function theme_nodereference_autocomplete($element) {
|
| 714 |
return $element['#children'];
|
| 715 |
}
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