danielebarchiesi@0: <?php
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @file
danielebarchiesi@0:  *
danielebarchiesi@0:  * Plugin to provide a node_edit_form context
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Plugins are described by creating a $plugin array which will be used
danielebarchiesi@0:  * by the system that includes this file.
danielebarchiesi@0:  */
danielebarchiesi@0: $plugin = array(
danielebarchiesi@0:   'title' => t("Node edit form"),
danielebarchiesi@0:   'description' => t('A node edit form.'),
danielebarchiesi@0:   'context' => 'ctools_context_create_node_edit_form',
danielebarchiesi@0:   'edit form' => 'ctools_context_node_edit_form_settings_form',
danielebarchiesi@0:   'defaults' => array('nid' => ''),
danielebarchiesi@0:   'keyword' => 'node_edit',
danielebarchiesi@0:   'context name' => 'node_edit_form',
danielebarchiesi@0:   'convert list' => 'ctools_context_node_edit_convert_list',
danielebarchiesi@0:   'convert' => 'ctools_context_node_edit_convert',
danielebarchiesi@0:   'placeholder form' => array(
danielebarchiesi@0:     '#type' => 'textfield',
danielebarchiesi@0:     '#description' => t('Enter the node ID of a node for this argument:'),
danielebarchiesi@0:   ),
danielebarchiesi@0: );
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * It's important to remember that $conf is optional here, because contexts
danielebarchiesi@0:  * are not always created from the UI.
danielebarchiesi@0:  */
danielebarchiesi@0: function ctools_context_create_node_edit_form($empty, $node = NULL, $conf = FALSE) {
danielebarchiesi@0:   static $creating = FALSE;
danielebarchiesi@0:   $context = new ctools_context(array('form', 'node_edit', 'node_form',  'node_edit_form', 'node', 'entity:node'));
danielebarchiesi@0:   $context->plugin = 'node_edit_form';
danielebarchiesi@0: 
danielebarchiesi@0:   if ($empty || ($creating)) {
danielebarchiesi@0:     return $context;
danielebarchiesi@0:   }
danielebarchiesi@0:   $creating = TRUE;
danielebarchiesi@0: 
danielebarchiesi@0:   if ($conf) {
danielebarchiesi@0:     // In this case, $node is actually our $conf array.
danielebarchiesi@0:     $nid = is_array($node) && isset($node['nid']) ? $node['nid'] : (is_object($node) ? $node->nid : 0);
danielebarchiesi@0: 
danielebarchiesi@0:     if (module_exists('translation')) {
danielebarchiesi@0:       if ($translation = module_invoke('translation', 'node_nid', $nid, $GLOBALS['language']->language)) {
danielebarchiesi@0:         $nid = $translation;
danielebarchiesi@0:         $reload = TRUE;
danielebarchiesi@0:       }
danielebarchiesi@0:     }
danielebarchiesi@0: 
danielebarchiesi@0:     if (is_array($node) || !empty($reload)) {
danielebarchiesi@0:       $node = node_load($nid);
danielebarchiesi@0:     }
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   if (!empty($node)) {
danielebarchiesi@0:     $form_id = $node->type . '_node_form';
danielebarchiesi@0: 
danielebarchiesi@0:     $form_state = array('want form' => TRUE, 'build_info' => array('args' => array($node)));
danielebarchiesi@0: 
danielebarchiesi@0:     $file = drupal_get_path('module', 'node') . '/node.pages.inc';
danielebarchiesi@0:     require_once DRUPAL_ROOT . '/' . $file;
danielebarchiesi@0:     // This piece of information can let other modules know that more files
danielebarchiesi@0:     // need to be included if this form is loaded from cache:
danielebarchiesi@0:     $form_state['build_info']['files'] = array($file);
danielebarchiesi@0: 
danielebarchiesi@0:     $form = drupal_build_form($form_id, $form_state);
danielebarchiesi@0: 
danielebarchiesi@0:     // Fill in the 'node' portion of the context
danielebarchiesi@0:     $context->data     = $node;
danielebarchiesi@0:     $context->title    = isset($node->title) ? $node->title : '';
danielebarchiesi@0:     $context->argument = isset($node->nid) ? $node->nid : $node->type;
danielebarchiesi@0: 
danielebarchiesi@0:     $context->form       = $form;
danielebarchiesi@0:     $context->form_state = &$form_state;
danielebarchiesi@0:     $context->form_id    = $form_id;
danielebarchiesi@0:     $context->form_title = isset($node->title) ? $node->title : '';
danielebarchiesi@0:     $context->node_type  = $node->type;
danielebarchiesi@0:     $context->restrictions['type'] = array($node->type);
danielebarchiesi@0:     $context->restrictions['form'] = array('form');
danielebarchiesi@0: 
danielebarchiesi@0:     $creating = FALSE;
danielebarchiesi@0:     return $context;
danielebarchiesi@0:   }
danielebarchiesi@0:   $creating = FALSE;
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: function ctools_context_node_edit_form_settings_form($form, &$form_state) {
danielebarchiesi@0:   $conf = &$form_state['conf'];
danielebarchiesi@0: 
danielebarchiesi@0:   $form['node'] = array(
danielebarchiesi@0:     '#title' => t('Enter the title or NID of a node'),
danielebarchiesi@0:     '#type' => 'textfield',
danielebarchiesi@0:     '#maxlength' => 512,
danielebarchiesi@0:     '#autocomplete_path' => 'ctools/autocomplete/node',
danielebarchiesi@0:     '#weight' => -10,
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   if (!empty($conf['nid'])) {
danielebarchiesi@0:     $info = db_query('SELECT * FROM {node} WHERE nid = :nid', array(':nid' => $conf['nid']))->fetchObject();
danielebarchiesi@0:     if ($info) {
danielebarchiesi@0:       $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));
danielebarchiesi@0:       $form['node']['#description'] = t('Currently set to !link', array('!link' => $link));
danielebarchiesi@0:     }
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   $form['nid'] = array(
danielebarchiesi@0:     '#type' => 'value',
danielebarchiesi@0:     '#value' => $conf['nid'],
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   $form['set_identifier'] = array(
danielebarchiesi@0:     '#type' => 'checkbox',
danielebarchiesi@0:     '#default_value' => FALSE,
danielebarchiesi@0:     '#title' => t('Reset identifier to node title'),
danielebarchiesi@0:     '#description' => t('If checked, the identifier will be reset to the node title of the selected node.'),
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   return $form;
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Validate a node.
danielebarchiesi@0:  */
danielebarchiesi@0: function ctools_context_node_edit_form_settings_form_validate($form, &$form_state) {
danielebarchiesi@0:   // Validate the autocomplete
danielebarchiesi@0:   if (empty($form_state['values']['nid']) && empty($form_state['values']['node'])) {
danielebarchiesi@0:     form_error($form['node'], t('You must select a node.'));
danielebarchiesi@0:     return;
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   if (empty($form_state['values']['node'])) {
danielebarchiesi@0:     return;
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   $nid          = $form_state['values']['node'];
danielebarchiesi@0:   $preg_matches = array();
danielebarchiesi@0:   $match        = preg_match('/\[id: (\d+)\]/', $nid, $preg_matches);
danielebarchiesi@0:   if (!$match) {
danielebarchiesi@0:     $match = preg_match('/^id: (\d+)/', $nid, $preg_matches);
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   if ($match) {
danielebarchiesi@0:     $nid = $preg_matches[1];
danielebarchiesi@0:   }
danielebarchiesi@0:   if (is_numeric($nid)) {
danielebarchiesi@0:     $node = db_query('SELECT nid, status FROM {node} WHERE nid = :nid', array(':nid' => $nid))->fetchObject();
danielebarchiesi@0:   }
danielebarchiesi@0:   else {
danielebarchiesi@0:     $node = db_query('SELECT nid, status FROM {node} WHERE LOWER(title) = LOWER(:title)', array(':title' => $nid))->fetchObject();
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   // Do not allow unpublished nodes to be selected by unprivileged users
danielebarchiesi@0:   if (!$node || (empty($node->status) && !(user_access('administer nodes')))) {
danielebarchiesi@0:     form_error($form['node'], t('Invalid node selected.'));
danielebarchiesi@0:   }
danielebarchiesi@0:   else {
danielebarchiesi@0:     form_set_value($form['nid'], $node->nid, $form_state);
danielebarchiesi@0:   }
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: function ctools_context_node_edit_form_settings_form_submit($form, &$form_state) {
danielebarchiesi@0:   if ($form_state['values']['set_identifier']) {
danielebarchiesi@0:     $node = node_load($form_state['values']['nid']);
danielebarchiesi@0:     $form_state['values']['identifier'] = $node->title;
danielebarchiesi@0:   }
danielebarchiesi@0: 
danielebarchiesi@0:   // This will either be the value set previously or a value set by the
danielebarchiesi@0:   // validator.
danielebarchiesi@0:   $form_state['conf']['nid'] = $form_state['values']['nid'];
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Provide a list of ways that this context can be converted to a string.
danielebarchiesi@0:  */
danielebarchiesi@0: function ctools_context_node_edit_convert_list() {
danielebarchiesi@0:   // Pass through to the "node" context convert list.
danielebarchiesi@0:   $plugin = ctools_get_context('node');
danielebarchiesi@0:   return ctools_context_node_convert_list();
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Convert a context into a string.
danielebarchiesi@0:  */
danielebarchiesi@0: function ctools_context_node_edit_convert($context, $type) {
danielebarchiesi@0:   // Pass through to the "node" context convert list.
danielebarchiesi@0:   $plugin = ctools_get_context('node');
danielebarchiesi@0:   return ctools_context_node_convert($context, $type);
danielebarchiesi@0: }