297 lines
10 KiB
PHP
297 lines
10 KiB
PHP
<?php
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/**
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* @file
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* Support for node destinations.
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*/
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// TODO:
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// Make sure this works with updates, explicit destination keys
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/**
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* Destination class implementing migration into nodes.
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*/
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class MigrateDestinationNode extends MigrateDestinationEntity {
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static public function getKeySchema() {
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return array(
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'nid' => array(
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'type' => 'int',
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'unsigned' => TRUE,
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'description' => 'ID of destination node',
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),
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);
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}
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/**
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* Return an options array for node destinations.
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*
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* @param string $language
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* Default language for nodes created via this destination class.
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* @param string $text_format
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* Default text format for nodes created via this destination class.
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*/
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static public function options($language, $text_format) {
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return compact('language', 'text_format');
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}
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/**
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* Basic initialization
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*
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* @param string $bundle
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* A.k.a. the content type (page, article, etc.) of the node.
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* @param array $options
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* Options applied to nodes.
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*/
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public function __construct($bundle, array $options = array()) {
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parent::__construct('node', $bundle, $options);
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}
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/**
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* Returns a list of fields available to be mapped for the node type (bundle)
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*
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* @param Migration $migration
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* Optionally, the migration containing this destination.
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* @return array
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* Keys: machine names of the fields (to be passed to addFieldMapping)
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* Values: Human-friendly descriptions of the fields.
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*/
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public function fields($migration = NULL) {
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$fields = array();
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// First the core (node table) properties
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$fields['nid'] = t('Node: <a href="@doc">Existing node ID</a>',
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array('@doc' => 'http://drupal.org/node/1349696#nid'));
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$node_type = node_type_load($this->bundle);
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if ($node_type->has_title) {
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$fields['title'] = t('Node: <a href="@doc">',
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array('@doc' => 'http://drupal.org/node/1349696#title'))
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. $node_type->title_label . '</a>';
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}
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$fields['uid'] = t('Node: <a href="@doc">Authored by (uid)</a>',
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array('@doc' => 'http://drupal.org/node/1349696#uid'));
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$fields['created'] = t('Node: <a href="@doc">Created timestamp</a>',
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array('@doc' => 'http://drupal.org/node/1349696#created'));
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$fields['changed'] = t('Node: <a href="@doc">Modified timestamp</a>',
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array('@doc' => 'http://drupal.org/node/1349696#changed'));
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$fields['status'] = t('Node: <a href="@doc">Published</a>',
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array('@doc' => 'http://drupal.org/node/1349696#status'));
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$fields['promote'] = t('Node: <a href="@doc">Promoted to front page</a>',
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array('@doc' => 'http://drupal.org/node/1349696#promote'));
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$fields['sticky'] = t('Node: <a href="@doc">Sticky at top of lists</a>',
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array('@doc' => 'http://drupal.org/node/1349696#sticky'));
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$fields['revision'] = t('Node: <a href="@doc">Create new revision</a>',
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array('@doc' => 'http://drupal.org/node/1349696#revision'));
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$fields['log'] = t('Node: <a href="@doc">Revision Log message</a>',
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array('@doc' => 'http://drupal.org/node/1349696#log'));
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$fields['language'] = t('Node: <a href="@doc">Language (fr, en, ...)</a>',
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array('@doc' => 'http://drupal.org/node/1349696#language'));
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$fields['tnid'] = t('Node: <a href="@doc">The translation set id for this node</a>',
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array('@doc' => 'http://drupal.org/node/1349696#tnid'));
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$fields['revision_uid'] = t('Node: <a href="@doc">Modified (uid)</a>',
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array('@doc' => 'http://drupal.org/node/1349696#revision_uid'));
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$fields['is_new'] = t('Option: <a href="@doc">Indicates a new node with the specified nid should be created</a>',
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array('@doc' => 'http://drupal.org/node/1349696#is_new'));
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// Then add in anything provided by handlers
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$fields += migrate_handler_invoke_all('Entity', 'fields', $this->entityType, $this->bundle, $migration);
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$fields += migrate_handler_invoke_all('Node', 'fields', $this->entityType, $this->bundle, $migration);
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return $fields;
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}
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/**
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* Delete a batch of nodes at once.
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*
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* @param $nids
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* Array of node IDs to be deleted.
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*/
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public function bulkRollback(array $nids) {
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migrate_instrument_start('node_delete_multiple');
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$this->prepareRollback($nids);
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node_delete_multiple($nids);
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$this->completeRollback($nids);
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migrate_instrument_stop('node_delete_multiple');
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}
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/**
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* Import a single node.
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*
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* @param $node
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* Node object to build. Prefilled with any fields mapped in the Migration.
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* @param $row
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* Raw source data object - passed through to prepare/complete handlers.
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* @return array
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* Array of key fields (nid only in this case) of the node that was saved if
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* successful. FALSE on failure.
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*/
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public function import(stdClass $node, stdClass $row) {
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// Updating previously-migrated content?
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$migration = Migration::currentMigration();
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if (isset($row->migrate_map_destid1)) {
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// Make sure is_new is off
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$node->is_new = FALSE;
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if (isset($node->nid)) {
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if ($node->nid != $row->migrate_map_destid1) {
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throw new MigrateException(t("Incoming nid !nid and map destination nid !destid1 don't match",
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array('!nid' => $node->nid, '!destid1' => $row->migrate_map_destid1)));
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}
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}
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else {
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$node->nid = $row->migrate_map_destid1;
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}
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// Get the existing vid, tnid so updates don't generate notices
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$values = db_select('node', 'n')
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->fields('n', array('vid', 'tnid'))
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->condition('nid', $node->nid)
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->execute()
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->fetchAssoc();
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if (empty($values)) {
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throw new MigrateException(t("Incoming node ID !nid no longer exists",
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array('!nid' => $node->nid)));
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}
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$node->vid = $values['vid'];
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if (empty($row->tnid)) {
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$node->tnid = $values['tnid'];
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}
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}
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if ($migration->getSystemOfRecord() == Migration::DESTINATION) {
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if (!isset($node->nid)) {
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throw new MigrateException(t('System-of-record is DESTINATION, but no destination nid provided'));
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}
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$old_node = node_load($node->nid);
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if (empty($old_node)) {
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throw new MigrateException(t('System-of-record is DESTINATION, but node !nid does not exist',
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array('!nid' => $node->nid)));
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}
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if (!isset($node->created)) {
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$node->created = $old_node->created;
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}
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if (!isset($node->vid)) {
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$node->vid = $old_node->vid;
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}
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if (!isset($node->status)) {
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$node->status = $old_node->status;
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}
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if (!isset($node->uid)) {
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$node->uid = $old_node->uid;
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}
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}
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elseif (!isset($node->type)) {
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// Default the type to our designated destination bundle (by doing this
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// conditionally, we permit some flexibility in terms of implementing
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// migrations which can affect more than one type).
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$node->type = $this->bundle;
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}
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// Set some required properties.
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if ($migration->getSystemOfRecord() == Migration::SOURCE) {
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if (!isset($node->language)) {
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$node->language = $this->language;
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}
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// Apply defaults, allow standard node prepare hooks to fire.
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// node_object_prepare() will blow these away, so save them here and
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// stuff them in later if need be.
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if (isset($node->created)) {
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$created = MigrationBase::timestamp($node->created);
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}
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else {
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// To keep node_object_prepare() from choking
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$node->created = REQUEST_TIME;
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}
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if (isset($node->changed)) {
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$changed = MigrationBase::timestamp($node->changed);
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}
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if (isset($node->uid)) {
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$uid = $node->uid;
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}
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node_object_prepare($node);
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if (isset($created)) {
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$node->created = $created;
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}
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// No point to resetting $node->changed here, node_save() will overwrite it
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if (isset($uid)) {
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$node->uid = $uid;
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}
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}
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// Invoke migration prepare handlers
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$this->prepare($node, $row);
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if (!isset($node->revision)) {
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$node->revision = 0; // Saves disk space and writes. Can be overridden.
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}
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// Trying to update an existing node
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if ($migration->getSystemOfRecord() == Migration::DESTINATION) {
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// Incoming data overrides existing data, so only copy non-existent fields
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foreach ($old_node as $field => $value) {
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// An explicit NULL in the source data means to wipe to old value (i.e.,
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// don't copy it over from $old_node)
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if (property_exists($node, $field) && $node->$field === NULL) {
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// Ignore this field
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}
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elseif (!isset($node->$field)) {
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$node->$field = $old_node->$field;
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}
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}
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}
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if (isset($node->nid) && !(isset($node->is_new) && $node->is_new)) {
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$updating = TRUE;
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}
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else {
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$updating = FALSE;
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}
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migrate_instrument_start('node_save');
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node_save($node);
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migrate_instrument_stop('node_save');
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if (isset($node->nid)) {
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if ($updating) {
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$this->numUpdated++;
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}
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else {
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$this->numCreated++;
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}
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// Unfortunately, http://drupal.org/node/722688 was not accepted, so fix
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// the changed timestamp
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if (isset($changed)) {
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db_update('node')
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->fields(array('changed' => $changed))
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->condition('nid', $node->nid)
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->execute();
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$node->changed = $changed;
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}
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// Potentially fix uid and timestamp in node_revisions.
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$query = db_update('node_revision')
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->condition('vid', $node->vid);
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if (isset($changed)) {
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$fields['timestamp'] = $changed;
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}
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$revision_uid = isset($node->revision_uid) ? $node->revision_uid : $node->uid;
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if ($revision_uid != $GLOBALS['user']->uid) {
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$fields['uid'] = $revision_uid;
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}
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if (!empty($fields)) {
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// We actually have something to update.
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$query->fields($fields);
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$query->execute();
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if (isset($changed)) {
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$node->timestamp = $changed;
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}
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}
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$return = array($node->nid);
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}
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else {
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$return = FALSE;
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}
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$this->complete($node, $row);
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return $return;
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}
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}
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