Club Drupal

<?php

/**

 * @file

 * Install, update and uninstall functions for the node module.

 */

/**

 * Implements hook_schema().

 */

function node_schema() {

  $schema['node'] = array(

    'description' => 'The base table for nodes.',

    'fields' => array(

      'nid' => array(

        'description' => 'The primary identifier for a node.',

        'type' => 'serial',

        'unsigned' => TRUE,

        'not null' => TRUE,

      ),

      // Defaults to NULL in order to avoid a brief period of potential

      // deadlocks on the index.

      'vid' => array(

        'description' => 'The current {node_revision}.vid version identifier.',

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => FALSE,

        'default' => NULL,

      ),

      'type' => array(

        'description' => 'The {node_type}.type of this node.',

        'type' => 'varchar',

        'length' => 32,

        'not null' => TRUE,

        'default' => '',

      ),

      'language' => array(

        'description' => 'The {languages}.language of this node.',

        'type' => 'varchar',

        'length' => 12,

        'not null' => TRUE,

        'default' => '',

      ),

      'title' => array(

        'description' => 'The title of this node, always treated as non-markup plain text.',

        'type' => 'varchar',

        'length' => 255,

        'not null' => TRUE,

        'default' => '',

      ),

      'uid' => array(

        'description' => 'The {users}.uid that owns this node; initially, this is the user that created it.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'status' => array(

        'description' => 'Boolean indicating whether the node is published (visible to non-administrators).',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 1,

      ),

      'created' => array(

        'description' => 'The Unix timestamp when the node was created.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'changed' => array(

        'description' => 'The Unix timestamp when the node was most recently saved.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'comment' => array(

        'description' => 'Whether comments are allowed on this node: 0 = no, 1 = closed (read only), 2 = open (read/write).',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'promote' => array(

        'description' => 'Boolean indicating whether the node should be displayed on the front page.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'sticky' => array(

        'description' => 'Boolean indicating whether the node should be displayed at the top of lists in which it appears.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'tnid' => array(

        'description' => 'The translation set id for this node, which equals the node id of the source post in each set.',

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => TRUE,

        'default' => 0,

      ),

      'translate' => array(

        'description' => 'A boolean indicating whether this translation page needs to be updated.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

    ),

    'indexes' => array(

      'node_changed'        => array('changed'),

      'node_created'        => array('created'),

      'node_frontpage'      => array('promote', 'status', 'sticky', 'created'),

      'node_status_type'    => array('status', 'type', 'nid'),

      'node_title_type'     => array('title', array('type', 4)),

      'node_type'           => array(array('type', 4)),

      'uid'                 => array('uid'),

      'tnid'                => array('tnid'),

      'translate'           => array('translate'),

      'language'            => array('language'),

    ),

    'unique keys' => array(

      'vid' => array('vid'),

    ),

    'foreign keys' => array(

      'node_revision' => array(

        'table' => 'node_revision',

        'columns' => array('vid' => 'vid'),

      ),

      'node_author' => array(

        'table' => 'users',

        'columns' => array('uid' => 'uid'),

      ),

    ),

    'primary key' => array('nid'),

  );

  $schema['node_access'] = array(

    'description' => 'Identifies which realm/grant pairs a user must possess in order to view, update, or delete specific nodes.',

    'fields' => array(

      'nid' => array(

        'description' => 'The {node}.nid this record affects.',

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => TRUE,

        'default' => 0,

      ),

      'gid' => array(

        'description' => "The grant ID a user must possess in the specified realm to gain this row's privileges on the node.",

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => TRUE,

        'default' => 0,

      ),

      'realm' => array(

        'description' => 'The realm in which the user must possess the grant ID. Each node access node can define one or more realms.',

        'type' => 'varchar',

        'length' => 255,

        'not null' => TRUE,

        'default' => '',

      ),

      'grant_view' => array(

        'description' => 'Boolean indicating whether a user with the realm/grant pair can view this node.',

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => TRUE,

        'default' => 0,

        'size' => 'tiny',

      ),

      'grant_update' => array(

        'description' => 'Boolean indicating whether a user with the realm/grant pair can edit this node.',

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => TRUE,

        'default' => 0,

        'size' => 'tiny',

      ),

      'grant_delete' => array(

        'description' => 'Boolean indicating whether a user with the realm/grant pair can delete this node.',

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => TRUE,

        'default' => 0,

        'size' => 'tiny',

      ),

    ),

    'primary key' => array('nid', 'gid', 'realm'),

    'foreign keys' => array(

      'affected_node' => array(

        'table' => 'node',

        'columns' => array('nid' => 'nid'),

      ),

     ),

  );

  $schema['node_revision'] = array(

    'description' => 'Stores information about each saved version of a {node}.',

    'fields' => array(

      'nid' => array(

        'description' => 'The {node} this version belongs to.',

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => TRUE,

        'default' => 0,

      ),

      'vid' => array(

        'description' => 'The primary identifier for this version.',

        'type' => 'serial',

        'unsigned' => TRUE,

        'not null' => TRUE,

      ),

      'uid' => array(

        'description' => 'The {users}.uid that created this version.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'title' => array(

        'description' => 'The title of this version.',

        'type' => 'varchar',

        'length' => 255,

        'not null' => TRUE,

        'default' => '',

      ),

      'log' => array(

        'description' => 'The log entry explaining the changes in this version.',

        'type' => 'text',

        'not null' => TRUE,

        'size' => 'big',

      ),

      'timestamp' => array(

        'description' => 'A Unix timestamp indicating when this version was created.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'status' => array(

        'description' => 'Boolean indicating whether the node (at the time of this revision) is published (visible to non-administrators).',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 1,

      ),

      'comment' => array(

        'description' => 'Whether comments are allowed on this node (at the time of this revision): 0 = no, 1 = closed (read only), 2 = open (read/write).',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'promote' => array(

        'description' => 'Boolean indicating whether the node (at the time of this revision) should be displayed on the front page.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'sticky' => array(

        'description' => 'Boolean indicating whether the node (at the time of this revision) should be displayed at the top of lists in which it appears.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

    ),

    'indexes' => array(

      'nid' => array('nid'),

      'uid' => array('uid'),

    ),

    'primary key' => array('vid'),

    'foreign keys' => array(

      'versioned_node' => array(

        'table' => 'node',

        'columns' => array('nid' => 'nid'),

      ),

      'version_author' => array(

        'table' => 'users',

        'columns' => array('uid' => 'uid'),

      ),

    ),

  );

  $schema['node_type'] = array(

    'description' => 'Stores information about all defined {node} types.',

    'fields' => array(

      'type' => array(

        'description' => 'The machine-readable name of this type.',

        'type' => 'varchar',

        'length' => 32,

        'not null' => TRUE,

      ),

      'name' => array(

        'description' => 'The human-readable name of this type.',

        'type' => 'varchar',

        'length' => 255,

        'not null' => TRUE,

        'default' => '',

        'translatable' => TRUE,

      ),

      'base' => array(

        'description' => 'The base string used to construct callbacks corresponding to this node type.',

        'type' => 'varchar',

        'length' => 255,

        'not null' => TRUE,

      ),

      'module' => array(

        'description' => 'The module defining this node type.',

        'type' => 'varchar',

        'length' => 255,

        'not null' => TRUE,

      ),

      'description' => array(

        'description' => 'A brief description of this type.',

        'type' => 'text',

        'not null' => TRUE,

        'size' => 'medium',

        'translatable' => TRUE,

      ),

      'help' => array(

        'description' => 'Help information shown to the user when creating a {node} of this type.',

        'type' => 'text',

        'not null' => TRUE,

        'size' => 'medium',

        'translatable' => TRUE,

      ),

      'has_title' => array(

        'description' => 'Boolean indicating whether this type uses the {node}.title field.',

        'type' => 'int',

        'unsigned' => TRUE,

        'not null' => TRUE,

        'size' => 'tiny',

      ),

      'title_label' => array(

        'description' => 'The label displayed for the title field on the edit form.',

        'type' => 'varchar',

        'length' => 255,

        'not null' => TRUE,

        'default' => '',

        'translatable' => TRUE,

      ),

      'custom' => array(

        'description' => 'A boolean indicating whether this type is defined by a module (FALSE) or by a user via Add content type (TRUE).',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

        'size' => 'tiny',

      ),

      'modified' => array(

        'description' => 'A boolean indicating whether this type has been modified by an administrator; currently not used in any way.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

        'size' => 'tiny',

      ),

      'locked' => array(

        'description' => 'A boolean indicating whether the administrator can change the machine name of this type.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

        'size' => 'tiny',

      ),

      'disabled' => array(

        'description' => 'A boolean indicating whether the node type is disabled.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

        'size' => 'tiny'

      ),

      'orig_type' => array(

        'description' => 'The original machine-readable name of this node type. This may be different from the current type name if the locked field is 0.',

        'type' => 'varchar',

        'length' => 255,

        'not null' => TRUE,

        'default' => '',

      ),

    ),

    'primary key' => array('type'),

  );

  $schema['block_node_type'] = array(

    'description' => 'Sets up display criteria for blocks based on content types',

    'fields' => array(

      'module' => array(

        'type' => 'varchar',

        'length' => 64,

        'not null' => TRUE,

        'description' => "The block's origin module, from {block}.module.",

      ),

      'delta' => array(

        'type' => 'varchar',

        'length' => 32,

        'not null' => TRUE,

        'description' => "The block's unique delta within module, from {block}.delta.",

      ),

      'type' => array(

        'type' => 'varchar',

        'length' => 32,

        'not null' => TRUE,

        'description' => "The machine-readable name of this type from {node_type}.type.",

      ),

    ),

    'primary key' => array('module', 'delta', 'type'),

    'indexes' => array(

      'type' => array('type'),

    ),

  );

  $schema['history'] = array(

    'description' => 'A record of which {users} have read which {node}s.',

    'fields' => array(

      'uid' => array(

        'description' => 'The {users}.uid that read the {node} nid.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'nid' => array(

        'description' => 'The {node}.nid that was read.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

      'timestamp' => array(

        'description' => 'The Unix timestamp at which the read occurred.',

        'type' => 'int',

        'not null' => TRUE,

        'default' => 0,

      ),

    ),

    'primary key' => array('uid', 'nid'),

    'indexes' => array(

      'nid' => array('nid'),

    ),

  );

  return $schema;

}

/**

 * Implements hook_install().

 */

function node_install() {

  // Populate the node access table.

  db_insert('node_access')

    ->fields(array(

      'nid' => 0,

      'gid' => 0,

      'realm' => 'all',

      'grant_view' => 1,

      'grant_update' => 0,

      'grant_delete' => 0,

    ))

    ->execute();

}

/**

 * Implements hook_update_dependencies().

 */

function node_update_dependencies() {

  // node_update_7006() migrates node data to fields and therefore must run

  // after all Field modules have been enabled, which happens in

  // system_update_7027(). It also needs to query the {filter_format} table to

  // get a list of existing text formats, so it must run after

  // filter_update_7000(), which creates that table.

  $dependencies['node'][7006] = array(

    'system' => 7027,

    'filter' => 7000,

  );

  // node_update_7008() migrates role permissions and therefore must run after

  // the {role} and {role_permission} tables are properly set up, which happens

  // in user_update_7007().

  $dependencies['node'][7008] = array(

    'user' => 7007,

  );

  return $dependencies;

}

/**

 * Utility function: fetch the node types directly from the database.

 *

 * This function is valid for a database schema version 7000.

 *

 * @ingroup update_api

 */

function _update_7000_node_get_types() {

  $node_types = db_query('SELECT * FROM {node_type}')->fetchAllAssoc('type', PDO::FETCH_OBJ);

  // Create default settings for orphan nodes.

  $all_types = db_query('SELECT DISTINCT type FROM {node}')->fetchCol();

  $extra_types = array_diff($all_types, array_keys($node_types));

  foreach ($extra_types as $type) {

    $type_object = new stdClass();

    $type_object->type = $type;

    // In Drupal 6, whether you have a body field or not is a flag in the node

    // type table. If it's enabled, nodes may or may not have an empty string

    // for the bodies. As we can't detect what this setting should be in

    // Drupal 7 without access to the Drupal 6 node type settings, we assume

    // the default, which is to enable the body field.

    $type_object->has_body = 1;

    $type_object->body_label = 'Body';

    $node_types[$type_object->type] = $type_object;

  }

  return $node_types;

}

/**

 * @addtogroup updates-6.x-to-7.x

 * @{

 */

/**

 * Upgrade the node type table and fix node type 'module' attribute to avoid name-space conflicts.

 */

function node_update_7000() {

  // Rename the module column to base.

  db_change_field('node_type', 'module', 'base', array('type' => 'varchar', 'length' => 255, 'not null' => TRUE));

  db_add_field('node_type', 'module', array(

    'description' => 'The module defining this node type.',

    'type' => 'varchar',

    'default' => '',

    'length' => 255,

    'not null' => TRUE,

  ));

  db_add_field('node_type', 'disabled', array(

    'description' => 'A boolean indicating whether the node type is disabled.',

    'type' => 'int',

    'not null' => TRUE,

    'default' => 0,

    'size' => 'tiny'

  ));

  $modules = db_select('system', 's')

    ->fields('s', array('name'))

    ->condition('type', 'module');

  db_update('node_type')

    ->expression('module', 'base')

    ->condition('base', $modules, 'IN')

    ->execute();

  db_update('node_type')

    ->fields(array('base' => 'node_content'))

    ->condition('base', 'node')

    ->execute();

}

/**

 * Rename {node_revisions} table to {node_revision}.

 */

function node_update_7001() {

  db_rename_table('node_revisions', 'node_revision');

}

/**

 * Extend the node_promote_status index to include all fields required for the node page query.

 */

function node_update_7002() {

  db_drop_index('node', 'node_promote_status');

  db_add_index('node', 'node_frontpage', array('promote', 'status', 'sticky', 'created'));

}

/**

 * Remove the node_counter if the statistics module is uninstalled.

 */

function node_update_7003() {

  if (drupal_get_installed_schema_version('statistics') == SCHEMA_UNINSTALLED) {

    db_drop_table('node_counter');

  }

}

/**

 * Extend the existing default preview and teaser settings to all node types.

 */

function node_update_7004() {

  // Get original settings and all types.

  $original_length = variable_get('teaser_length', 600);

  $original_preview = variable_get('node_preview', 0);

  // Map old preview setting to new values order.

  $original_preview ? $original_preview = 2 : $original_preview = 1;

  node_type_cache_reset();

  // Apply original settings to all types.

  foreach (_update_7000_node_get_types() as $type => $type_object) {

    variable_set('teaser_length_' . $type, $original_length);

    variable_set('node_preview_' . $type, $original_preview);

  }

  // Delete old variable but leave 'teaser_length' for aggregator module upgrade.

  variable_del('node_preview');

}

/**

 * Add status/comment/promote and sticky columns to the {node_revision} table.

 */

function node_update_7005() {

  foreach (array('status', 'comment', 'promote', 'sticky') as $column) {

    db_add_field('node_revision', $column, array(

      'type' => 'int',

      'not null' => TRUE,

      'default' => 0,

    ));

  }

}

/**

 * Convert body and teaser from node properties to fields, and migrate status/comment/promote and sticky columns to the {node_revision} table.

 */

function node_update_7006(&$sandbox) {

  $sandbox['#finished'] = 0;

  // Get node type info for every invocation.

  node_type_cache_reset();

  if (!isset($sandbox['total'])) {

    // Initial invocation.

    // First, create the body field.

    $body_field = array(

      'field_name' => 'body',

      'type' => 'text_with_summary',

      'module' => 'text',

      'cardinality' => 1,

      'entity_types' => array('node'),

      'translatable' => TRUE,

    );

    _update_7000_field_create_field($body_field);

    $default_trim_length = variable_get('teaser_length', 600);

    // Get node type info, specifically the body field settings.

    $node_types = _update_7000_node_get_types();

    // Add body field instances for existing node types.

    foreach ($node_types as $node_type) {

      if ($node_type->has_body) {

        $trim_length = variable_get('teaser_length_' . $node_type->type, $default_trim_length);

        $instance = array(

          'entity_type' => 'node',

          'bundle' => $node_type->type,

          'label' => $node_type->body_label,

          'description' => isset($node_type->description) ? $node_type->description : '',

          'required' => (isset($node_type->min_word_count) && $node_type->min_word_count > 0) ? 1 : 0,

          'widget' => array(

            'type' => 'text_textarea_with_summary',

            'settings' => array(

              'rows' => 20,

              'summary_rows' => 5,

            ),

            'weight' => -4,

            'module' => 'text',

          ),

          'settings' => array('display_summary' => TRUE),

          'display' => array(

            'default' => array(

              'label' => 'hidden',

              'type' => 'text_default',

            ),

            'teaser' => array(

              'label' => 'hidden',

              'type' => 'text_summary_or_trimmed',

              'trim_length' => $trim_length,

            ),

          ),

        );

        _update_7000_field_create_instance($body_field, $instance);

        variable_del('teaser_length_' . $node_type->type);

      }

      // Leave 'teaser_length' variable for aggregator module upgrade.

      $sandbox['node_types_info'][$node_type->type] = array(

        'has_body' => $node_type->has_body,

      );

    }

    // Used below when updating the stored text format of each node body.

    $sandbox['existing_text_formats'] = db_query("SELECT format FROM {filter_format}")->fetchCol();

    // Initialize state for future calls.

    $sandbox['last'] = 0;

    $sandbox['count'] = 0;

    $query = db_select('node', 'n');

    $query->join('node_revision', 'nr', 'n.nid = nr.nid');

    $sandbox['total'] = $query->countQuery()->execute()->fetchField();

    $sandbox['body_field_id'] = $body_field['id'];

  }

  else {

    // Subsequent invocations.

    $found = FALSE;

    if ($sandbox['total']) {

      // Operate on every revision of every node (whee!), in batches.

      $batch_size = 200;

      $query = db_select('node_revision', 'nr');

      $query->innerJoin('node', 'n', 'n.nid = nr.nid');

      $query

        ->fields('nr', array('nid', 'vid', 'body', 'teaser', 'format'))

        ->fields('n', array('type', 'status', 'comment', 'promote', 'sticky', 'language'))

        ->condition('nr.vid', $sandbox['last'], '>')

        ->orderBy('nr.vid', 'ASC')

        ->range(0, $batch_size);

      $revisions = $query->execute();

      // Load each revision of each node, set up 'body'

      // appropriately, and save the node's field data.  Note that

      // node_load() will not return the body or teaser values from

      // {node_revision} because those columns have been removed from the

      // schema structure in memory (but not yet from the database),

      // so we get the values from the explicit query of the table

      // instead.

      foreach ($revisions as $revision) {

        $found = TRUE;

        if ($sandbox['node_types_info'][$revision->type]['has_body']) {

          $node = (object) array(

            'nid' => $revision->nid,

            'vid' => $revision->vid,

            'type' => $revision->type,

          );

          // After node_update_7009() we will always have LANGUAGE_NONE as

          // language neutral language code, but here we still have empty

          // strings.

          $langcode = empty($revision->language) ? LANGUAGE_NONE : $revision->language;

          if (!empty($revision->teaser) && $revision->teaser != text_summary($revision->body)) {

            $node->body[$langcode][0]['summary'] = $revision->teaser;

          }

          // Do this after text_summary() above.

          $break = '<!--break-->';

          if (substr($revision->body, 0, strlen($break)) == $break) {

            $revision->body = substr($revision->body, strlen($break));

          }

          $node->body[$langcode][0]['value'] = $revision->body;

          // Update the revision's text format for the changes to the Drupal 7

          // filter system. This uses the same kind of logic that occurs, for

          // example, in user_update_7010(), but we do this here rather than

          // via a separate set of database queries, since we are already

          // migrating the data.

          if (empty($revision->body) && empty($revision->format)) {

            $node->body[$langcode][0]['format'] = NULL;

          }

          elseif (!in_array($revision->format, $sandbox['existing_text_formats'])) {

            $node->body[$langcode][0]['format'] = variable_get('filter_default_format', 1);

          }

          else {

            $node->body[$langcode][0]['format'] = $revision->format;

          }

          // This is a core update and no contrib modules are enabled yet, so

          // we can assume default field storage for a faster update.

          _update_7000_field_sql_storage_write('node', $node->type, $node->nid, $node->vid, 'body', $node->body);

        }

        // Migrate the status columns to the {node_revision} table.

        db_update('node_revision')

          ->fields(array(

            'status' => $revision->status,

            'comment' => $revision->comment,

            'promote' => $revision->promote,

            'sticky' => $revision->sticky,

          ))

          ->condition('vid', $revision->vid)

          ->execute();

        $sandbox['last'] = $revision->vid;

        $sandbox['count'] += 1;

      }

      $sandbox['#finished'] = min(0.99, $sandbox['count'] / $sandbox['total']);

    }

    if (!$found) {

      // All nodes are processed.

      // Remove the now-obsolete body info from node_revision.

      db_drop_field('node_revision', 'body');

      db_drop_field('node_revision', 'teaser');

      db_drop_field('node_revision', 'format');

      // Remove node_type properties related to the former 'body'.

      db_drop_field('node_type', 'has_body');

      db_drop_field('node_type', 'body_label');

      // We're done.

      $sandbox['#finished'] = 1;

    }

  }

}

/**

 * Remove column min_word_count.

 */

function node_update_7007() {

  db_drop_field('node_type', 'min_word_count');

}

/**

 * Split the 'administer nodes' permission from 'access content overview'.

 */

function node_update_7008() {

  $roles = user_roles(FALSE, 'administer nodes');

  foreach ($roles as $rid => $role) {

    _update_7000_user_role_grant_permissions($rid, array('access content overview'), 'node');

  }

}

/**

 * Convert node languages from the empty string to LANGUAGE_NONE.

 */

function node_update_7009() {

  db_update('node')

    ->fields(array('language' => LANGUAGE_NONE))

    ->condition('language', '')

    ->execute();

}

/**

 * Add the {block_node_type} table.

 */

function node_update_7010() {

  $schema['block_node_type'] = array(

    'description' => 'Sets up display criteria for blocks based on content types',

    'fields' => array(

      'module' => array(

        'type' => 'varchar',

        'length' => 64,

        'not null' => TRUE,

        'description' => "The block's origin module, from {block}.module.",

      ),

      'delta' => array(

        'type' => 'varchar',

        'length' => 32,

        'not null' => TRUE,

        'description' => "The block's unique delta within module, from {block}.delta.",

      ),

      'type' => array(

        'type' => 'varchar',

        'length' => 32,

        'not null' => TRUE,

        'description' => "The machine-readable name of this type from {node_type}.type.",

      ),

    ),

    'primary key' => array('module', 'delta', 'type'),

    'indexes' => array(

      'type' => array('type'),

    ),

  );

  db_create_table('block_node_type', $schema['block_node_type']);

}

/**

 * @} End of "addtogroup updates-6.x-to-7.x".

 */

/**

 * @addtogroup updates-7.x-extra

 * @{

 */

/**

 * Update the database from Drupal 6 to match the schema.

 */

function node_update_7011() {

  // Drop node moderation field.

  db_drop_field('node', 'moderate');

  db_drop_index('node', 'node_moderate');

  // Change {node_revision}.status field to default to 1.

  db_change_field('node_revision', 'status', 'status', array(

    'type' => 'int',

    'not null' => TRUE,

    'default' => 1,

  ));

  // Change {node_type}.module field default.

  db_change_field('node_type', 'module', 'module', array(

    'type' => 'varchar',

    'length' => 255,

    'not null' => TRUE,

  ));

}

/**

 * Switches body fields to untranslatable while upgrading from D6 and makes them language neutral.

 */

function node_update_7012() {

  // If we are upgrading from D6, then body fields should be set back to

  // untranslatable, as D6 did not know about the idea of translating fields,

  // but only nodes. If a D7 > D7 update is running we need to skip this update,

  // as it is a valid use case to have translatable body fields in this context.

  if (variable_get('update_d6', FALSE)) {

    // Make node bodies untranslatable: field_update_field() cannot be used

    // throughout the upgrade process and we do not have an update counterpart

    // for _update_7000_field_create_field(). Hence we are forced to update the

    // 'field_config' table directly. This is a safe operation since it is

    // being performed while upgrading from D6. Perfoming the same operation

    // during a D7 update is highly discouraged.

    db_update('field_config')

      ->fields(array('translatable' => 0))

      ->condition('field_name', 'body')

      ->execute();

    // Switch field languages to LANGUAGE_NONE, since initially they were

    // assigned the node language.

    foreach (array('field_data_body', 'field_revision_body') as $table) {

      db_update($table)

        ->fields(array('language' => LANGUAGE_NONE))

        ->execute();

    }

    node_type_cache_reset();

  }

}

/**

 * Change {node}.vid default value from 0 to NULL to avoid deadlock issues on MySQL.

 */

function node_update_7013() {

  db_drop_unique_key('node', 'vid');

  db_change_field('node', 'vid', 'vid', array(

    'description' => 'The current {node_revision}.vid version identifier.',

    'type' => 'int',

    'unsigned' => TRUE,

    'not null' => FALSE,

    'default' => NULL,

  ));

  db_add_unique_key('node', 'vid', array('vid'));

}

/**

 * Add an index on {node}.language.

 */

function node_update_7014() {

  db_add_index('node', 'language', array('language'));

}

/**

 * @} End of "addtogroup updates-7.x-extra".

 */