public static bool HasField(BibTexItem bibtex_item, string field)
{
if (null == bibtex_item)
{
return(false);
}
return(bibtex_item.ContainsField(field));
}
private void EnsureStartPageOffset()
{
try
{
// -1 means we are not initialised
if (-1 == start_page_offset)
{
// 0 means that there is no known offset
start_page_offset = 0;
BibTexItem bibtex_item = pdf_document.BibTexItem;
if (null != bibtex_item)
{
string start_page_offset_text = null;
if (String.IsNullOrEmpty(start_page_offset_text) && bibtex_item.ContainsField("page"))
{
start_page_offset_text = bibtex_item["page"];
}
if (String.IsNullOrEmpty(start_page_offset_text) && bibtex_item.ContainsField("pages"))
{
start_page_offset_text = bibtex_item["pages"];
}
if (!String.IsNullOrEmpty(start_page_offset_text))
{
MatchCollection matches = Regex.Matches(start_page_offset_text, @"(\d+).*");
if (0 < matches.Count && 1 < matches[0].Groups.Count)
{
string start_page_offset_string = matches[0].Groups[1].Value;
start_page_offset = Convert.ToInt32(start_page_offset_string);
}
}
}
}
}
catch (Exception ex)
{
Logging.Error(ex, "Problem calculating start_page_offset");
}
}
public static void SetGenericPublication(BibTexItem bibtex_item, string generic_publication)
{
if (null == bibtex_item)
{
return;
}
bool set_a_field = false;
if (bibtex_item.ContainsField("journal"))
{
set_a_field = true;
bibtex_item["journal"] = generic_publication;
}
if (bibtex_item.ContainsField("booktitle"))
{
set_a_field = true;
bibtex_item["booktitle"] = generic_publication;
}
if (bibtex_item.ContainsField("container-title"))
{
set_a_field = true;
bibtex_item["container-title"] = generic_publication;
}
if (bibtex_item.ContainsField("publisher"))
{
set_a_field = true;
bibtex_item["publisher"] = generic_publication;
}
// If no field was ever set, insert a new field.
// NB: This could get smarter in that we don't always want to insert journal, depending on bibtex type
if (!set_a_field)
{
bibtex_item["journal"] = generic_publication;
}
}
internal static void Export(WebLibraryDetail web_library_detail, List <PDFDocument> pdf_documents, string base_path, Dictionary <string, PDFDocumentExportItem> pdf_document_export_items)
{
Logging.Info("Exporting entries to BibTeXTAB separated");
// First work out what fields are available
List <string> field_names = null;
{
HashSet <string> field_names_set = new HashSet <string>();
for (int i = 0; i < pdf_documents.Count; ++i)
{
PDFDocument pdf_document = pdf_documents[i];
if (!String.IsNullOrEmpty(pdf_document.BibTex))
{
BibTexItem item = BibTexParser.ParseOne(pdf_document.BibTex, true);
if (null != item)
{
foreach (var field in item.Fields)
{
field_names_set.Add(field.Key.ToLower());
}
}
}
}
field_names = new List <string>(field_names_set);
field_names.Sort();
}
// Write out the header
DateTime now = DateTime.Now;
StringBuilder sb = new StringBuilder();
sb.AppendLine("% -------------------------------------------------------------------------");
sb.AppendLine(String.Format("% This tab separated file was generated by Qiqqa ({0}?ref=EXPTAB)", Common.Configuration.WebsiteAccess.Url_Documentation4Qiqqa));
sb.AppendLine(String.Format("% {0} {1}", now.ToLongDateString(), now.ToLongTimeString()));
sb.AppendLine("% Version 1");
sb.AppendLine("% -------------------------------------------------------------------------");
sb.AppendLine();
// Headers
sb.AppendFormat("{0}\t", "Fingerprint");
sb.AppendFormat("{0}\t", "Filename");
sb.AppendFormat("{0}\t", "BibTexKey");
sb.AppendFormat("{0}\t", "BibTexType");
foreach (string field_name in field_names)
{
sb.AppendFormat("{0}\t", FormatFreeText(field_name));
}
sb.AppendLine();
// Write out the entries
for (int i = 0; i < pdf_documents.Count; ++i)
{
StatusManager.Instance.UpdateStatus("TabExport", String.Format("Exporting entry {0} of {1}", i, pdf_documents.Count), i, pdf_documents.Count);
PDFDocument pdf_document = pdf_documents[i];
sb.AppendFormat("{0}\t", pdf_document.Fingerprint);
sb.AppendFormat("{0}\t", pdf_document_export_items.ContainsKey(pdf_document.Fingerprint) ? pdf_document_export_items[pdf_document.Fingerprint].filename : "");
try
{
if (!String.IsNullOrEmpty(pdf_document.BibTex))
{
BibTexItem item = BibTexParser.ParseOne(pdf_document.BibTex, true);
if (null != item)
{
sb.AppendFormat("{0}\t", item.Key);
sb.AppendFormat("{0}\t", item.Type);
foreach (string field_name in field_names)
{
sb.AppendFormat("{0}\t", item.ContainsField(field_name) ? FormatFreeText(item[field_name]) : "");
}
}
}
}
catch (Exception ex)
{
Logging.Error(ex, "There was a problem exporting the tab representation for document {0}", pdf_document.Fingerprint);
}
sb.AppendLine();
}
// Write to disk
string filename = Path.GetFullPath(Path.Combine(base_path, @"Qiqqa.BibTeX.tab"));
File.WriteAllText(filename, sb.ToString());
StatusManager.Instance.UpdateStatus("TabExport", String.Format("Exported your BibTeX tab entries to {0}", filename));
}