Method Save

libs/editor/osm_editor.cpp:197–253

}

bool Editor::Save(FeaturesContainer const & features) const
{
  if (features.empty())
    return m_storage->Reset();

  LOG(LINFO, ("Saving OSM edits to XML..."));

  xml_document doc;
  xml_node root = doc.append_child(kXmlRootNode);
  // Use format_version for possible future format changes.
  root.append_attribute("format_version") = 1;
  for (auto const & mwm : features)
  {
    if (!mwm.first.IsAlive())
      continue;

    xml_node mwmNode = root.append_child(kXmlMwmNode);
    mwmNode.append_attribute("name") = mwm.first.GetInfo()->GetCountryName().c_str();
    mwmNode.append_attribute("version") = static_cast<long long>(mwm.first.GetInfo()->GetVersion());
    xml_node const deleted = mwmNode.append_child(kDeleteSection);
    xml_node const modified = mwmNode.append_child(kModifySection);
    xml_node const created = mwmNode.append_child(kCreateSection);
    xml_node const obsolete = mwmNode.append_child(kObsoleteSection);
    for (auto & index : mwm.second)
    {
      FeatureTypeInfo const & fti = index.second;
      // TODO: Do we really need to serialize deleted features in full details? Looks like mwm ID
      // and meta fields are enough.
      XMLFeature xf = editor::ToXML(fti.m_object, true /* type serializing helps during migration */);
      xf.SetEditJournal(fti.m_object.GetJournal());
      xf.SetMWMFeatureIndex(index.first);
      if (!fti.m_street.empty())
        xf.SetTagValue(kAddrStreetTag, fti.m_street);
      ASSERT_NOT_EQUAL(0, fti.m_modificationTimestamp, ());
      xf.SetModificationTime(fti.m_modificationTimestamp);
      if (fti.m_uploadAttemptTimestamp != base::INVALID_TIME_STAMP)
      {
        xf.SetUploadTime(fti.m_uploadAttemptTimestamp);
        ASSERT(!fti.m_uploadStatus.empty(), ("Upload status updates with upload timestamp."));
        xf.SetUploadStatus(fti.m_uploadStatus);
        if (!fti.m_uploadError.empty())
          xf.SetUploadError(fti.m_uploadError);
      }
      LOG(LDEBUG, ("Saved XMLFeature:\n", editor::DebugPrint(xf)));
      switch (fti.m_status)
      {
      case FeatureStatus::Deleted: VERIFY(xf.AttachToParentNode(deleted), ()); break;
      case FeatureStatus::Modified: VERIFY(xf.AttachToParentNode(modified), ()); break;
      case FeatureStatus::Created: VERIFY(xf.AttachToParentNode(created), ()); break;
      case FeatureStatus::Obsolete: VERIFY(xf.AttachToParentNode(obsolete), ()); break;
      case FeatureStatus::Untouched: CHECK(false, ("Not edited features shouldn't be here."));
      }
    }
  }

  return m_storage->Save(doc);
}