/// <summary>
/// Transform
/// </summary>
public byte[] Transform(Template.OmrTemplate template, OmrPageOutputCollection pages)
{
using (MemoryStream ms = new MemoryStream())
{
new XmlSerializer(typeof(OmrPageOutputCollection)).Serialize(ms, pages);
ms.Flush();
return(ms.ToArray());
}
}
/// <summary>
/// Transform the output
/// </summary>
public byte[] Transform(Template.OmrTemplate template, OmrPageOutputCollection pages)
{
// CSV output is formatted as follows:
// BARCODE0 BARCODE1 BARCODEN BUBBLEQ1 BUBBLEQ2 BUBBLEQ3
// PAGE1 ROW1
// PAGE1 ROW2
// PAGE1 ROWN
// PAGE2 ROW1
// PAGE2 ROW2
// PAGE2 ROWN
// PAGEN
using (MemoryStream ms = new MemoryStream())
{
using (StreamWriter sw = new StreamWriter(ms))
{
// Get the headings
var barcodeGroup = template.FlatFields.OfType <OmrBarcodeField>().GroupBy(o => o.AnswerRowGroup).FirstOrDefault();
int nBarcodesPerRow = 0;
if (barcodeGroup != null)
{
nBarcodesPerRow = barcodeGroup.Count();
}
var questionsPerRow = template.FlatFields.OfType <OmrBubbleField>().Select(o => o.Question).Distinct().ToArray();
// Output header row
sw.Write("PAGE,ROW");
for (int i = 0; i < nBarcodesPerRow; i++)
{
sw.Write(",BARCODE{0}", i);
}
foreach (var q in questionsPerRow)
{
sw.Write(",{0}", q);
}
sw.WriteLine();
foreach (var pg in pages.Pages)
{
foreach (var rw in pg.Details.OfType <OmrRowData>())
{
sw.Write("{0},{1}", pg.Id, rw.Id);
OmrBarcodeData[] barcodes = rw.Details.OfType <OmrBarcodeData>().ToArray();
// Barcode
for (int i = 0; i < nBarcodesPerRow; i++)
{
if (barcodes.Length > i)
{
sw.Write(",\"{0}\"", barcodes[i].BarcodeData);
}
else
{
sw.Write(",");
}
}
// Questions
foreach (var q in questionsPerRow)
{
OmrBubbleData[] answerBubble = rw.Details.OfType <OmrBubbleData>().Where(o => o.Key == q).ToArray();
OmrAggregateDataOutput[] aggregate = rw.Details.OfType <OmrAggregateDataOutput>().Where(o => o.Id == q).ToArray();
OmrBubbleData[] nonGroupedAnswer = pg.Details.OfType <OmrBubbleData>().Where(o => o.Key == q).ToArray();
if (aggregate.Length > 0)
{
sw.Write(",{0}", this.MakeString(aggregate));
}
else if (answerBubble.Length > 0)
{
sw.Write(",{0}", this.MakeString(answerBubble));
}
else if (nonGroupedAnswer.Length > 0)
{
sw.Write(",{0}", this.MakeString(nonGroupedAnswer));
}
else
{
sw.Write(",");
}
}
sw.WriteLine();
}
}
sw.Flush();
return(ms.ToArray());
}
}
// Get the header
}
