/// <summary>
/// Merge CV and covering letter and return pdf location
/// </summary>
/// <param name="filesToMerge"></param>
/// <param name="outputFilename"></param>
/// <param name="result"></param>
public static void MergePdf(IEnumerable<BulkPrintDocEntry> filesToMerge, string outputFilename, ref BulkPrintCvResult result)
{
result.ErrorCvs = new List<BulkPrintErrorCvs>();
var bulkPrintDocEntries = filesToMerge as BulkPrintDocEntry[] ?? filesToMerge.ToArray();
if (!bulkPrintDocEntries.Any()) return;
var document = new iTextSharp.text.Document();
// initialize pdf writer
var writer = PdfWriter.GetInstance(document, new FileStream(outputFilename, FileMode.Create));
// open document to write
document.Open();
var content = writer.DirectContent;
foreach (var docEntry in bulkPrintDocEntries)
{
var sCoveringLetterHtml = docEntry.CoveringLetterHtml;
// create page
document.NewPage();
// add styles
var styles = new StyleSheet();
styles.LoadStyle("left", "width", "22%");
styles.LoadTagStyle("td", "valign", "top");
styles.LoadStyle("bordered", "border", "1");
var hw = new HTMLWorker(document, null, styles);
hw.Parse(new StringReader(sCoveringLetterHtml));
var sFileName = docEntry.CvFileName.ToLower().Replace(".docx", ".pdf").Replace(".DOCX", ".pdf").Replace(".doc", ".pdf").Replace(".DOC", ".pdf").Replace(".rtf", ".pdf").Replace(".RTF", ".pdf");
if (!File.Exists(sFileName))
{
//pdf file not exists
result.ErrorCvs.Add(new BulkPrintErrorCvs
{
Error = "Pdf file does not exists. " + sFileName,
ContactId = docEntry.ContactId,
ContactName = new Contacts().GetCandidateName(docEntry.ContactId),
Document = docEntry.Doc
});
continue;
}
// Create pdf reader
var reader = new PdfReader(sFileName);
if (!reader.IsOpenedWithFullPermissions)
{
//pdf file does not have permission
result.ErrorCvs.Add(new BulkPrintErrorCvs
{
Error = "Do not have enough permissions to read the file",
ContactId = docEntry.ContactId,
ContactName = new Contacts().GetCandidateName(docEntry.ContactId),
Document = docEntry.Doc
});
continue;
}
var numberOfPages = reader.NumberOfPages;
// Iterate through all pages
for (var currentPageIndex = 1; currentPageIndex <= numberOfPages; currentPageIndex++)
{
// Determine page size for the current page
document.SetPageSize(reader.GetPageSizeWithRotation(currentPageIndex));
// Create page
document.NewPage();
var importedPage = writer.GetImportedPage(reader, currentPageIndex);
// Determine page orientation
var pageOrientation = reader.GetPageRotation(currentPageIndex);
switch (pageOrientation)
{
case 90:
content.AddTemplate(importedPage, 0, -1, 1, 0, 0, reader.GetPageSizeWithRotation(currentPageIndex).Height);
break;
case 270:
content.AddTemplate(importedPage, 0, 1, -1, 0, reader.GetPageSizeWithRotation(currentPageIndex).Width, 0);
break;
default:
content.AddTemplate(importedPage, 1f, 0, 0, 1f, 0, 0);
break;
}
}
}
document.Close();
}
/// <summary>
/// This function merge the cvs and send the pdf document path
/// </summary>
/// <param name="contactIds"></param>
/// <param name="jobId"></param>
/// <returns></returns>
public static BulkPrintCvResult BulkCvPrint(string contactIds, int jobId)
{
var result = new BulkPrintCvResult
{
IsError = true,
ErrorCvs = new List<BulkPrintErrorCvs>(),
PdfDownloadUrl = "",
Error = "Unexpected error occurred while generating the document!"
};
try
{
List<BulkPrintDocEntry> cvs;
if (jobId > 0)
{
//get candidate cvs for job
cvs = (contactIds.Split(new[] { "," }, StringSplitOptions.RemoveEmptyEntries)
.Select(candidateId => GetDocumentByDocType(new[] { 4 }, Convert.ToInt32(candidateId), jobId).ToList())
.Where(documents => documents.Count > 0)
.Select(documents => new BulkPrintDocEntry
{
Doc = documents[0],
ContactId = documents[0].RefId,
CoveringLetterHtml = "",
CvFileName =
GetDocumentLocation(documents[0].DocumentTypeValue, documents[0].RefId, jobId) + documents[0].FileName
})).ToList();
}
else
{
// get the latest cvs for the candidates
cvs = (contactIds.Split(new[] { "," }, StringSplitOptions.RemoveEmptyEntries)
.Select(candidateId => GetDocumentByDocType(new[] { 4 }, Convert.ToInt32(candidateId), jobId).ToList())
.Where(documents => documents.Count > 0)
.Select(documents => new BulkPrintDocEntry
{
Doc = documents[0],
ContactId = documents[0].RefId,
CoveringLetterHtml = "",
CvFileName =
GetDocumentLocation(documents[0].DocumentTypeValue, documents[0].RefId) + documents[0].FileName
})).ToList();
}
// no cvs found
if (cvs.Count <= 0)
{
result.IsError = true;
result.Error = "No Cvs found!";
return result;
}
// define file name
var folderName = DateTime.Now.ToString("ddMMyyyyHHmmss");
var outputFileName = Guid.NewGuid().ToString();
// set file location
var printFileLocation = ConfigurationManager.AppSettings["appDocPath"] + "temp\\" + folderName + "\\";
if (!Directory.Exists(printFileLocation))
Directory.CreateDirectory(printFileLocation);
// set output file name
outputFileName = printFileLocation + outputFileName + ".pdf";
// do the merge
MergePdf(cvs, outputFileName, ref result);
if (!File.Exists(outputFileName)) return result;
else if (result.ErrorCvs.Count == cvs.Count)
{
// all cvs found errors while generating pdf
return result;
}
outputFileName = "system/temp/" + folderName + "/" + Path.GetFileName(outputFileName);
result.PdfDownloadUrl = outputFileName;
return result;
}
catch (Exception)
{
return result;
}
}
