node_export_features.module in Node export 6.3

File

modules/node_export_features/node_export_features.module

<?php

/**
 * Implementation of hook_features_api().
 */
function node_export_features_features_api() {
  return array(
    'node_export_features' => array(
      'name' => t('Node export'),
      'feature_source' => TRUE,
      'default_hook' => 'node_export_features_default',
      'default_file' => FEATURES_DEFAULTS_INCLUDED,
    ),
  );
}

/**
 * Implementation of hook_features_export_options().
 */
function node_export_features_features_export_options() {
  $options = array();
  $types = node_get_types('names');
  $result = db_query("SELECT n.nid, n.title, n.type FROM {node} n ORDER BY n.type, n.title ASC");
  while ($row = db_fetch_object($result)) {
    $uuid = uuid_get_uuid('node', 'nid', $row->nid);

    // Skip nodes that have no UUID
    if (empty($uuid)) {
      drupal_set_message(t('Some nodes are <strong>not</strong> available for export' . ' because of missing UUIDs. Ensure UUIDs are being generated for' . ' all content types and click the <em>Create missing UUIDs</em>' . ' button on the <a href="!url">UUID settings page</a> to help' . ' resolve this issue.', array(
        '!url' => url('admin/settings/uuid'),
      )), 'warning');
    }
    else {
      $options[$uuid] = t('@type: @title', array(
        '@type' => $types[$row->type],
        '@title' => $row->title,
      ));
    }
  }
  return $options;
}

/**
 * Implementation of hook_features_export().
 */
function node_export_features_features_export($data, &$export, $module_name = '') {
  $pipe = array();
  $export['dependencies']['module'] = 'node_export_features';
  foreach ($data as $uuid) {
    $node = node_export_node_get_by_uuid($uuid);
    if (is_object($node)) {
      $export['features']['node_export_features'][$uuid] = $uuid;
      $pipe['node'][$node->type] = $node->type;
    }
  }
  return $pipe;
}

/**
 * Implementation of hook_features_export_render().
 */
function node_export_features_features_export_render($module, $data, $export = NULL) {
  foreach ($data as $uuid) {
    $node = node_export_node_get_by_uuid($uuid);
    if (is_object($node)) {
      $nids[] = $node->nid;
    }
  }
  $result = node_export($nids);
  if ($result['success']) {
    $node_export['code_string'] = $result['output'];
    $node_export_code = '  $node_export = ' . features_var_export($node_export) . ';';
  }
  else {
    foreach ($result['output'] as $error) {
      $node_export_code = '  // ' . $error . PHP_EOL;
    }
    $node_export_code .= '  $node_export = array();';
  }
  $node_export_code .= PHP_EOL . '  return $node_export;';
  return array(
    'node_export_features_default' => $node_export_code,
  );
}

/**
 * Implementation of hook_features_revert().
 */
function node_export_features_features_revert($module = NULL) {
  node_export_features_features_rebuild($module);
}

/**
 * Implementation of hook_features_rebuild().
 */
function node_export_features_features_rebuild($module) {
  $node_export = features_get_default('node_export_features', $module);
  if (!empty($node_export)) {
    $result = node_export_import($node_export['code_string']);
    if (!$result['success']) {
      foreach ($result['output'] as $error) {
        drupal_set_message($error, 'error');
      }
    }
    else {
      foreach ($result['output'] as $status) {
        drupal_set_message($status);
      }
    }
  }
}

/**
 * Implements hook_node_export_alter().
 */
function node_export_features_node_export_alter(&$nodes, $op, $format) {

  // Detect a features export to prepare the node appropriately.
  // FIXME: This detection is difficult, make this less hackish.
  if ($op == 'export') {

    // Only make these alterations when exporting the node_code for a feature.
    $is_features_page = (bool) preg_match('@^admin/build/features@', $_GET['q']);
    $is_features_drush_command = FALSE;

    // Detect Drush context [#548798]
    if (PHP_SAPI == 'cli' && function_exists('drush_main')) {

      // Available as of Drush 5.x-2.0-alpha2, determine what drush command is
      // being run
      $args = drush_get_arguments();
      $command = array_shift($args);

      // Attempt to match the current command against the commands that the
      // features module provides (eg: features-diff, features-revert)
      module_load_include('drush.inc', 'features');
      $is_features_drush_command = FALSE;
      foreach (features_drush_command() as $item_command => $items) {
        if ($item_command == $command) {
          $is_features_drush_command = TRUE;
          break;
        }
        foreach ($items['aliases'] as $alias) {
          if ($alias == $command) {
            $is_features_drush_command = TRUE;
            break 2;
          }
        }
      }
    }

    // This export is definitely happening due to something invoked by the
    // features module.  Apply necessary alterations.
    if ($is_features_page || $is_features_drush_command) {
      foreach ($nodes as $key => $node) {

        // Perform cleaning of the node before creating the export for features.
        // This can help strip volatile attributes like 'created' and 'changed'.
        $nodes[$key] = node_export_node_clone($node);
      }
    }
  }
}

Functions

Name	Description
node_export_features_features_api	Implementation of hook_features_api().
node_export_features_features_export	Implementation of hook_features_export().
node_export_features_features_export_options	Implementation of hook_features_export_options().
node_export_features_features_export_render	Implementation of hook_features_export_render().
node_export_features_features_rebuild	Implementation of hook_features_rebuild().
node_export_features_features_revert	Implementation of hook_features_revert().
node_export_features_node_export_alter	Implements hook_node_export_alter().