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| <?php | |
| /** | |
| * @file | |
| * | |
| * Plugin to provide a node context. A node context is a node wrapped in a | |
| * context object that can be utilized by anything that accepts contexts. | |
| */ | |
| /** | |
| * Plugins are described by creating a $plugin array which will be used | |
| * by the system that includes this file. | |
| */ | |
| $plugin = array( | |
| 'title' => t("Node"), | |
| 'description' => t('A node object.'), | |
| 'context' => 'ctools_context_create_node', | |
| 'edit form' => 'ctools_context_node_settings_form', | |
| 'defaults' => array('nid' => ''), | |
| 'keyword' => 'node', | |
| 'context name' => 'node', | |
| 'convert list' => 'ctools_context_node_convert_list', | |
| 'convert' => 'ctools_context_node_convert', | |
| 'placeholder form' => array( | |
| '#type' => 'textfield', | |
| '#description' => t('Enter the node ID of a node for this context.'), | |
| ), | |
| // This context is deprecated and should not be usable in the UI. | |
| 'no ui' => TRUE, | |
| 'no required context ui' => TRUE, | |
| 'superceded by' => 'entity:node', | |
| ); | |
| /** | |
| * It's important to remember that $conf is optional here, because contexts | |
| * are not always created from the UI. | |
| */ | |
| function ctools_context_create_node($empty, $data = NULL, $conf = FALSE) { | |
| $context = new ctools_context('node'); | |
| $context->plugin = 'node'; | |
| if ($empty) { | |
| return $context; | |
| } | |
| if ($conf) { | |
| $nid = is_array($data) && isset($data['nid']) ? $data['nid'] : (is_object($data) ? $data->nid : 0); | |
| if (module_exists('translation')) { | |
| if ($translation = module_invoke('translation', 'node_nid', $nid, $GLOBALS['language']->language)) { | |
| $nid = $translation; | |
| $reload = TRUE; | |
| } | |
| } | |
| if (is_array($data) || !empty($reload)) { | |
| $data = node_load($nid); | |
| } | |
| } | |
| if (!empty($data)) { | |
| $context->data = $data; | |
| $context->title = $data->title; | |
| $context->argument = $data->nid; | |
| $context->restrictions['type'] = array($data->type); | |
| return $context; | |
| } | |
| } | |
| function ctools_context_node_settings_form($form, &$form_state) { | |
| $conf = &$form_state['conf']; | |
| $form['node'] = array( | |
| '#title' => t('Enter the title or NID of a node'), | |
| '#type' => 'textfield', | |
| '#maxlength' => 512, | |
| '#autocomplete_path' => 'ctools/autocomplete/node', | |
| '#weight' => -10, | |
| ); | |
| if (!empty($conf['nid'])) { | |
| $info = db_query('SELECT * FROM {node} WHERE nid = :nid', array(':nid' => $conf['nid']))->fetchObject(); | |
| if ($info) { | |
| $link = l(t("'%title' [node id %nid]", array('%title' => $info->title, '%nid' => $info->nid)), "node/$info->nid", array('attributes' => array('target' => '_blank', 'title' => t('Open in new window')), 'html' => TRUE)); | |
| $form['node']['#description'] = t('Currently set to !link', array('!link' => $link)); | |
| } | |
| } | |
| $form['nid'] = array( | |
| '#type' => 'value', | |
| '#value' => $conf['nid'], | |
| ); | |
| $form['set_identifier'] = array( | |
| '#type' => 'checkbox', | |
| '#default_value' => FALSE, | |
| '#title' => t('Reset identifier to node title'), | |
| '#description' => t('If checked, the identifier will be reset to the node title of the selected node.'), | |
| ); | |
| return $form; | |
| } | |
| /** | |
| * Validate a node. | |
| */ | |
| function ctools_context_node_settings_form_validate($form, &$form_state) { | |
| // Validate the autocomplete | |
| if (empty($form_state['values']['nid']) && empty($form_state['values']['node'])) { | |
| form_error($form['node'], t('You must select a node.')); | |
| return; | |
| } | |
| if (empty($form_state['values']['node'])) { | |
| return; | |
| } | |
| $nid = $form_state['values']['node']; | |
| $preg_matches = array(); | |
| $match = preg_match('/\[id: (\d+)\]/', $nid, $preg_matches); | |
| if (!$match) { | |
| $match = preg_match('/^id: (\d+)/', $nid, $preg_matches); | |
| } | |
| if ($match) { | |
| $nid = $preg_matches[1]; | |
| } | |
| if (is_numeric($nid)) { | |
| $node = db_query('SELECT nid, status FROM {node} WHERE nid = :nid', array(':nid' => $nid))->fetchObject(); | |
| } | |
| else { | |
| $node = db_query('SELECT nid, status FROM {node} WHERE LOWER(title) = LOWER(:title)', array(':title' => $nid))->fetchObject(); | |
| } | |
| // Do not allow unpublished nodes to be selected by unprivileged users | |
| if (!$node || (empty($node->status) && !(user_access('administer nodes')))) { | |
| form_error($form['node'], t('Invalid node selected.')); | |
| } | |
| else { | |
| form_set_value($form['nid'], $node->nid, $form_state); | |
| } | |
| } | |
| function ctools_context_node_settings_form_submit($form, &$form_state) { | |
| if ($form_state['values']['set_identifier']) { | |
| $node = node_load($form_state['values']['nid']); | |
| $form_state['values']['identifier'] = $node->title; | |
| } | |
| // This will either be the value set previously or a value set by the | |
| // validator. | |
| $form_state['conf']['nid'] = $form_state['values']['nid']; | |
| } | |
| /** | |
| * Provide a list of ways that this context can be converted to a string. | |
| */ | |
| function ctools_context_node_convert_list() { | |
| $tokens = token_info(); | |
| foreach ($tokens['tokens']['node'] as $id => $info) { | |
| if (!isset($list[$id])) { | |
| $list[$id] = $info['name']; | |
| } | |
| } | |
| return $list; | |
| } | |
| /** | |
| * Convert a context into a string. | |
| */ | |
| function ctools_context_node_convert($context, $type) { | |
| $tokens = token_info(); | |
| if (isset($tokens['tokens']['node'][$type])) { | |
| $values = token_generate('node', array($type => $type), array('node' => $context->data)); | |
| if (isset($values[$type])) { | |
| return $values[$type]; | |
| } | |
| } | |
| } |