date_deploy.module in Deploy - Content Staging 6

File

modules/date_deploy/date_deploy.module

<?php

/**
 * Get an array of all date fields.
 *
 * @return
 *   Array of date fields, keyed by name.
 */
function date_deploy_get_date_fields() {

  // This isn't changing much, so cache it to save some queries.
  static $date_fields = array();
  if (empty($date_fields)) {

    // TODO: determine a better way to grab all available date types.
    $date_types = array(
      'datetime',
      'date',
      'datestamp',
    );
    $fields = content_fields();
    foreach ($fields as $name => $field) {
      if (in_array($field['type'], $date_types)) {
        $date_fields[$name] = $field;
      }
    }
  }
  return $date_fields;
}

/**
 * Proxy function for rebuilding a date field array. The array structure that
 * we shall build varies based on widget type, also the date input varies based
 * on date type.
 *
 * @param $date
 *   An array of date information via a node_load() call.
 * @param $field
 *   An array of information for this specific date field.
 * @return
 *   An array of date information suitable for drupal_execute() calls.
 */
function date_deploy_rebuild_date($date, $field) {
  switch ($field['type']) {
    case 'datetime':
      return date_deploy_rebuild_date_datetime($date, $field);
  }
}

/**
 * Rebuilds 'datetime' dates.
 *
 * @see date_deploy_rebuild_date().
 */
function date_deploy_rebuild_date_datetime($date, $field) {
  $rebuild = array();
  $timezone_db = new DateTimeZone($date['timezone_db']);
  $timezone = new DateTimeZone($date['timezone']);
  $format = isset($field['widget']['input_format_custom']) && $field['widget']['input_format_custom'] ? $field['widget']['input_format_custom'] : $field['widget']['input_format'];

  // Some date fields have a to and from date, so we'll need to account for
  // that.
  $value['value'] = new DateTime($date['value'], $timezone_db);
  $value['value']
    ->setTimezone($timezone);
  if (isset($date['value2'])) {
    $value['value2'] = new DateTime($date['value2'], $timezone_db);
    $value['value2']
      ->setTimezone($timezone);
  }
  foreach ($value as $key => $datetime) {
    switch ($field['widget']['type']) {

      // date_popup requires both "date" and "time" data. Granularity has been
      // taken into account in the format value available in the field
      // definition.
      case 'date_popup':
        $rebuild[$key]['date'] = $datetime
          ->format(date_limit_format($format, array(
          'year',
          'month',
          'day',
        )));
        $rebuild[$key]['time'] = $datetime
          ->format(date_limit_format($format, array(
          'hour',
          'minute',
          'second',
        )));
        break;

      // The date_select widget requires a breakdown of each element of the
      // date. Granularity will be taken into account during validation, so we
      // don't need to handle it here. For whatever reason "0" is not valid via
      // FAPI for "minute", only "00".
      case 'date_select':

        // We don't use date_parse() here since that function isn't supported
        // in all version with RHEL. See http://drupal.org/node/924454 .
        $timestamp = $datetime
          ->format('U');
        $parts['year'] = date('Y', $timestamp);
        $parts['month'] = date('n', $timestamp);
        $parts['day'] = date('j', $timestamp);
        $parts['hour'] = date('G', $timestamp);
        $parts['minute'] = date('i', $timestamp);
        $parts['second'] = date('s', $timestamp);
        $rebuild[$key] = array_intersect_key($parts, array_flip(array(
          'year',
          'month',
          'day',
          'hour',
          'minute',
          'second',
        )));
        break;

      // Granularity has yet to be taken into account, so we'll have to handle
      // it.
      default:
        $rebuild[$key]['date'] = $datetime
          ->format(date_limit_format($format, $field['granularity']));
        break;
    }
  }
  return $rebuild;
}

/**
 * Implementation of hook_node_deploy().
 *
 * @param $node
 *   The node we're deploying.
 * @return
 *   The results of our xmlrpc call.
 */
function date_node_deploy(&$node) {

  // There is a bug somewhere in the FAPI munging in node_deploy() that
  // causes date values to get trashed. In order to get around this, we
  // actually need to node_load() each node as it comes through in order
  // to retrieve the original date value. !shoot($messenger)
  $original_node = node_load($node->nid);

  // If we couldn't load it then bail.
  if (!($original_node = node_load($node->nid))) {
    return;
  }
  $fields = date_deploy_get_date_fields();
  foreach ($fields as $field_name => $field) {
    if (property_exists($original_node, $field_name)) {
      foreach ($original_node->{$field_name} as $key => $date_value) {
        if (!is_null($date_value['value'])) {
          unset($node->{$field_name});
          $node->{$field_name}[$key] = date_deploy_rebuild_date($date_value, $field);
        }
      }
    }
  }
}

Functions

Name	Description
date_deploy_get_date_fields	Get an array of all date fields.
date_deploy_rebuild_date	Proxy function for rebuilding a date field array. The array structure that we shall build varies based on widget type, also the date input varies based on date type.
date_deploy_rebuild_date_datetime	Rebuilds 'datetime' dates.
date_node_deploy	Implementation of hook_node_deploy().