aat_legacy.module in Amazon Product Advertisement API 6

File

aat_legacy/aat_legacy.module

<?php

/**
 * Implementation of hook_menu.
 */
function aat_legacy_menu() {
  $items['admin/settings/aat_legacy'] = array(
    'title' => "Amazontools Legacy Import",
    'page callback' => 'drupal_get_form',
    'access arguments' => array(
      'administer site configuration',
    ),
    'page arguments' => array(
      'aat_legacy_import_form',
    ),
  );
  return $items;
}

/**
 * Form to start the import process.
 */
function aat_legacy_import_form() {
  $form = array();
  $form['explanation'] = array(
    '#type' => 'markup',
    '#prefix' => "<div>",
    '#value' => t("Here you can import legacy Drupal 5 items from Amazon Tools. This may take a long time. It may be safely restarted."),
    '#suffix' => "</div>",
  );
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t("Start import"),
  );
  return $form;
}
function aat_legacy_import_form_submit($form_state, &$form_value) {
  aat_legacy_import_data();
}

/**
 * Create a CCK field for each node type that had Amazon link in D5.
 * Then populate it.
 */
function aat_legacy_import_data() {
  $ret = array();
  $result = db_query("SELECT DISTINCT type FROM node_type nt, amazonnode an where nt.type = an.ntype");

  // Build a list of fields that need data updating.
  module_load_install('content');
  module_load_include('inc', 'content', 'includes/content.admin');
  module_load_include('inc', 'content', 'includes/content.crud');
  $field = aat_legacy_legacy_field_description();

  // First attach the new field to the content type.
  $types = array();
  while ($type_ary = db_fetch_array($result)) {
    $ntype = $type_ary['type'];
    $types[] = $ntype;
    $instance = content_field_instance_read(array(
      'type_name' => $ntype,
      'field_name' => 'field_legacy_asin',
    ));
    if (empty($instance)) {
      drupal_set_message(t("Adding field_legacy_asin to node type %ntype", array(
        '%ntype' => $ntype,
      )));
      $field['type_name'] = $ntype;
      content_field_instance_create($field);
    }
    else {
      drupal_set_message(t("field_legacy_asin already exists in node type %ntype; not creating it.", array(
        '%ntype' => $ntype,
      )));
    }
  }

  // Now batch-import the data from those items.
  if (!empty($types)) {
    $operations = array();
    $sql = "SELECT DISTINCT(nid) nid, ntype  FROM {amazonnode} WHERE ntype IN (" . db_placeholders($types, 'varchar') . ") ORDER BY nid ASC";
    $result = db_query($sql, $types);
    while ($item = db_fetch_object($result)) {
      $operations[] = array(
        '_aat_legacy_migrate_field_from_d5',
        array(
          array(
            'nid' => $item->nid,
            'ntype' => $item->ntype,
          ),
        ),
      );
    }
    $batch = array(
      'title' => t('Migrating amazonnode field values into field_legacy_asin CCK fields'),
      'operations' => $operations,
      'finished' => '_aat_legacy_migrate_fields_finished',
      'init_message' => t('Beginning migration of legacy_asin fields.'),
      'progress_message' => t('Processed @current out of @total.'),
      'error_message' => t('AAT Legacy field update encountered an error.'),
      'file' => drupal_get_path('module', 'aat_legacy') . '/aat_legacy.d5-migrate.inc',
    );
    batch_set($batch);
  }
  if (empty($operations)) {
    drupal_set_message(t("You have no items remaining to import. You may now disable the Amazon Legacy Importer module (aat_legacy)."));
  }
}

/**
 * Just returns field description for field_legacy_asin.
 */
function aat_legacy_legacy_field_description() {
  return array(
    'label' => 'Legacy ASIN',
    'field_name' => 'field_legacy_asin',
    'type' => 'asin',
    'widget_type' => 'asin_text',
    'change' => 'Change basic information',
    'weight' => '31',
    'description' => '',
    'default_value' => array(
      0 => array(
        'asin' => '',
      ),
    ),
    'default_value_php' => '',
    'default_value_widget' => NULL,
    'required' => 0,
    'multiple' => '1',
    'op' => 'Save field settings',
    'module' => 'asin',
    'widget_module' => 'asin',
    'columns' => array(
      'asin' => array(
        'type' => 'varchar',
        'length' => 32,
        'not null' => false,
      ),
    ),
    'display_settings' => array(
      'label' => array(
        'format' => 'above',
        'exclude' => 0,
      ),
      5 => array(
        'format' => 'default',
        'exclude' => 0,
      ),
      'teaser' => array(
        'format' => 'default',
        'exclude' => 0,
      ),
      'full' => array(
        'format' => 'default',
        'exclude' => 0,
      ),
      4 => array(
        'format' => 'default',
        'exclude' => 0,
      ),
      2 => array(
        'format' => 'default',
        'exclude' => 0,
      ),
      3 => array(
        'format' => 'default',
        'exclude' => 0,
      ),
    ),
  );
}

Functions

Name	Description
aat_legacy_import_data	Create a CCK field for each node type that had Amazon link in D5. Then populate it.
aat_legacy_import_form	Form to start the import process.
aat_legacy_import_form_submit
aat_legacy_legacy_field_description	Just returns field description for field_legacy_asin.
aat_legacy_menu	Implementation of hook_menu.