private void CreateFeed(FeedFileCreationContext fileCreation, TaskExecutionContext taskContext)
{
var xmlSettings = new XmlWriterSettings
{
Encoding = Encoding.UTF8,
CheckCharacters = false
};
using (var writer = XmlWriter.Create(fileCreation.Stream, xmlSettings))
{
try
{
fileCreation.Logger.Information("Log file - Google Merchant Center feed.");
var searchContext = new ProductSearchContext()
{
OrderBy = ProductSortingEnum.CreatedOn,
PageSize = int.MaxValue,
StoreId = fileCreation.Store.Id,
VisibleIndividuallyOnly = true
};
string breakingError = null;
var qualifiedProducts = new List <Product>();
var currency = Helper.GetUsedCurrency(Settings.CurrencyId);
var products = _productService.SearchProducts(searchContext);
var measureWeightSystemKey = _measureService.GetMeasureWeightById(_measureSettings.BaseWeightId).SystemKeyword;
if (fileCreation.TotalRecords == 0)
{
fileCreation.TotalRecords = products.Count * fileCreation.StoreCount;
}
writer.WriteStartDocument();
writer.WriteStartElement("rss");
writer.WriteAttributeString("version", "2.0");
writer.WriteAttributeString("xmlns", "g", null, _googleNamespace);
writer.WriteStartElement("channel");
writer.WriteElementString("title", "{0} - Feed for Google Merchant Center".FormatWith(fileCreation.Store.Name));
writer.WriteElementString("link", "http://base.google.com/base/");
writer.WriteElementString("description", "Information about products");
foreach (var product in products)
{
fileCreation.Report();
Helper.GetQualifiedProductsByProduct(product, fileCreation.Store, qualifiedProducts);
foreach (var qualifiedProduct in qualifiedProducts)
{
writer.WriteStartElement("item");
try
{
breakingError = WriteItem(writer, fileCreation.Store, qualifiedProduct, currency, measureWeightSystemKey);
}
catch (Exception exc)
{
fileCreation.Logger.Error(exc.Message, exc);
}
writer.WriteEndElement(); // item
}
if (breakingError.HasValue())
{
fileCreation.Logger.Error(breakingError);
break;
}
if (taskContext.CancellationToken.IsCancellationRequested)
{
fileCreation.Logger.Warning("A cancellation has been requested");
break;
}
}
writer.WriteEndElement(); // channel
writer.WriteEndElement(); // rss
writer.WriteEndDocument();
if (breakingError.HasValue())
{
throw new SmartException(breakingError);
}
}
catch (Exception exc)
{
fileCreation.Logger.Error(exc.Message, exc);
}
}
}
private void CreateFeed(FeedFileCreationContext fileCreation, TaskExecutionContext taskContext)
{
var xmlSettings = new XmlWriterSettings
{
Encoding = Encoding.UTF8,
CheckCharacters = false
};
using (var writer = XmlWriter.Create(fileCreation.Stream, xmlSettings))
{
try
{
fileCreation.Logger.Information("Log file - Google Merchant Center feed.");
var searchContext = new ProductSearchContext
{
OrderBy = ProductSortingEnum.CreatedOn,
PageSize = Settings.PageSize,
StoreId = fileCreation.Store.Id,
VisibleIndividuallyOnly = true
};
var currency = Helper.GetUsedCurrency(Settings.CurrencyId);
var measureWeightSystemKey = _measureService.GetMeasureWeightById(_measureSettings.BaseWeightId).SystemKeyword;
writer.WriteStartDocument();
writer.WriteStartElement("rss");
writer.WriteAttributeString("version", "2.0");
writer.WriteAttributeString("xmlns", "g", null, _googleNamespace);
writer.WriteStartElement("channel");
writer.WriteElementString("title", "{0} - Feed for Google Merchant Center".FormatWith(fileCreation.Store.Name));
writer.WriteElementString("link", "http://base.google.com/base/");
writer.WriteElementString("description", "Information about products");
for (int i = 0; i < 9999999; ++i)
{
searchContext.PageIndex = i;
// Perf
_dbContext.DetachAll();
var products = _productService.SearchProducts(searchContext);
if (fileCreation.TotalRecords == 0)
{
fileCreation.TotalRecords = products.TotalCount * fileCreation.StoreCount; // approx
}
foreach (var product in products)
{
fileCreation.Report();
if (product.ProductType == ProductType.SimpleProduct || product.ProductType == ProductType.BundledProduct)
{
WriteItem(fileCreation, writer, product, currency, measureWeightSystemKey);
}
else if (product.ProductType == ProductType.GroupedProduct)
{
var associatedSearchContext = new ProductSearchContext
{
OrderBy = ProductSortingEnum.CreatedOn,
PageSize = int.MaxValue,
StoreId = fileCreation.Store.Id,
VisibleIndividuallyOnly = false,
ParentGroupedProductId = product.Id
};
foreach (var associatedProduct in _productService.SearchProducts(associatedSearchContext))
{
WriteItem(fileCreation, writer, associatedProduct, currency, measureWeightSystemKey);
}
}
if (taskContext.CancellationToken.IsCancellationRequested)
{
fileCreation.Logger.Warning("A cancellation has been requested");
break;
}
}
if (!products.HasNextPage || taskContext.CancellationToken.IsCancellationRequested)
{
break;
}
}
writer.WriteEndElement(); // channel
writer.WriteEndElement(); // rss
writer.WriteEndDocument();
if (fileCreation.ErrorMessage.HasValue())
{
fileCreation.Logger.Error(fileCreation.ErrorMessage);
}
}
catch (Exception exc)
{
fileCreation.Logger.Error(exc.Message, exc);
}
}
}