/// <summary> DEMO 3: Read the resulting demo2.dat file, change the title, publisher, and add
/// a subject field and then save it again</summary>
private static void demo3()
{
Console.WriteLine("Performing demo3");
// Create the marc21 exchange reader
MARC21_Exchange_Format_Parser parser1 = new MARC21_Exchange_Format_Parser();
// Read the record
MARC_Record record = parser1.Parse("demo2.dat");
// If this is null, say so
if (record == null)
{
Console.WriteLine("Unable to read the demo2.dat in the 3rd demo portion");
return;
}
// Change the title field ( 245 )
record[245][0].Add_NonRepeatable_Subfield('a', "New Title");
// Also change the creator field (110 in this case)
record[110][0].Add_NonRepeatable_Subfield('a', "Corn Maze Production, Incorporated");
// Add a new field to record
MARC_Field newSubject = record.Add_Field(650, ' ', '0');
newSubject.Add_Subfield('a', "Soils");
newSubject.Add_Subfield('x', "Phosphorous content");
newSubject.Add_Subfield('z', "Indonesia");
// Save this as XML and also as Marc21
record.Save_MARC_XML("demo3.xml");
record.Save_MARC21("demo3.dat");
}
/// <summary> Writes the formatted metadata from the provided item to a TextWriter (usually to an output stream) </summary>
/// <param name="Output_Stream"></param>
/// <param name="Item_To_Save"> Package with all the metadata to save </param>
/// <param name="Options"> Dictionary of any options which this metadata reader/writer may utilize </param>
/// <param name="Error_Message">[OUTPUT] Explanation of the error, if an error occurs during write </param>
/// <returns>TRUE if successful, otherwise FALSE </returns>
/// <remarks>This writer accepts one option value. 'MarcXML_File_ReaderWriter:Additional_Tags' is a List of additional
/// <see cref="MARC_Field"/> tags which should be added to the standard tags written (Default is NULL).</remarks>
public bool Write_Metadata(TextWriter Output_Stream, SobekCM_Item Item_To_Save, Dictionary <string, object> Options, out string Error_Message)
{
// Set default error outpt message
Error_Message = String.Empty;
// Try to pull some values from the options
string cataloging_source_code = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:MARC Cataloging Source Code")) && (Options["MarcXML_File_ReaderWriter:MARC Cataloging Source Code"] != null))
{
cataloging_source_code = Options["MarcXML_File_ReaderWriter:MARC Cataloging Source Code"].ToString();
}
string location_code = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:MARC Location Code")) && (Options["MarcXML_File_ReaderWriter:MARC Location Code"] != null))
{
location_code = Options["MarcXML_File_ReaderWriter:MARC Location Code"].ToString();
}
string reproduction_agency = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:MARC Reproduction Agency")) && (Options["MarcXML_File_ReaderWriter:MARC Reproduction Agency"] != null))
{
reproduction_agency = Options["MarcXML_File_ReaderWriter:MARC Reproduction Agency"].ToString();
}
string reproduction_place = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:MARC Reproduction Place")) && (Options["MarcXML_File_ReaderWriter:MARC Reproduction Place"] != null))
{
reproduction_place = Options["MarcXML_File_ReaderWriter:MARC Reproduction Place"].ToString();
}
string system_name = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:System Name")) && (Options["MarcXML_File_ReaderWriter:System Name"] != null))
{
system_name = Options["MarcXML_File_ReaderWriter:System Name"].ToString();
}
string system_abbreviation = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:System Abbreviation")) && (Options["MarcXML_File_ReaderWriter:System Abbreviation"] != null))
{
system_abbreviation = Options["MarcXML_File_ReaderWriter:System Abbreviation"].ToString();
}
string thumbnail_base = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:Image_Base")) && (Options["MarcXML_File_ReaderWriter:Image_Base"] != null))
{
thumbnail_base = Options["MarcXML_File_ReaderWriter:Image_Base"].ToString();
}
// Get all the standard tags
MARC_Record tags = Item_To_Save.To_MARC_Record(cataloging_source_code, location_code, reproduction_agency, reproduction_place, system_name, system_abbreviation, thumbnail_base);
// Look for extra tags to add in the OPTIONS
if (Options.ContainsKey("MarcXML_File_ReaderWriter:Additional_Tags"))
{
object add_tags_obj = Options["MarcXML_File_ReaderWriter:Additional_Tags"];
if (add_tags_obj != null)
{
try
{
List <MARC_Field> add_tags = (List <MARC_Field>)add_tags_obj;
foreach (MARC_Field thisTag in add_tags)
{
tags.Add_Field(thisTag);
}
}
catch
{
Error_Message = "Unable to cast provided option ( MarcXML_File_ReaderWriter:Additional_Tags ) to List<MARC_Field> object";
return(false);
}
}
}
// Start to build the XML result
Output_Stream.WriteLine("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");
Output_Stream.WriteLine("<collection xmlns=\"http://www.loc.gov/MARC21/slim\">");
Output_Stream.WriteLine(" <record>");
// Add the leader
Output_Stream.WriteLine(" <leader>" + tags.Leader + "</leader>");
foreach (MARC_Field thisTag in tags.Sorted_MARC_Tag_List)
{
if ((thisTag.Tag >= 1) && (thisTag.Tag <= 8))
{
Output_Stream.WriteLine(" <controlfield tag=\"" + thisTag.Tag.ToString().PadLeft(3, '0') + "\">" + Convert_String_To_XML_Safe(thisTag.Control_Field_Value).Replace("&bar;", "|") + "</controlfield>");
}
else
{
Output_Stream.WriteLine(" <datafield tag=\"" + thisTag.Tag.ToString().PadLeft(3, '0') + "\" ind1=\"" + thisTag.Indicators[0] + "\" ind2=\"" + thisTag.Indicators[1] + "\">");
string[] splitter = thisTag.Control_Field_Value.Split("|".ToCharArray());
foreach (string subfield in splitter)
{
if (subfield.Length > 2)
{
Output_Stream.WriteLine(" <subfield code=\"" + subfield[0] + "\">" + Convert_String_To_XML_Safe(subfield.Substring(2).Trim()).Replace("&bar;", "|") + "</subfield>");
}
}
Output_Stream.WriteLine(" </datafield>");
}
}
Output_Stream.WriteLine(" </record>");
Output_Stream.WriteLine("</collection>");
return(true);
}
/// <summary> Writes a digital resource in MARC format, with additional considerations for displaying within a HTML page </summary>
/// <param name="package"> Digital resource to write in MARC format </param>
/// <param name="Width"> Width of the resulting HTML-formatted MARC record </param>
/// <param name="add_tags"> Any additional MARC tags which should be included besides the standard MARC tags </param>
/// <returns> MARC record formatted for HTML, returned as a string </returns>
public string MARC_HTML(SobekCM_Item package, string Width, List <MARC_Field> add_tags)
{
// Get all the standard tags
MARC_Record tags = package.To_MARC_Record();
// Add any additional tags included here
if (add_tags != null)
{
foreach (MARC_Field thisTag in add_tags)
{
tags.Add_Field(thisTag);
}
}
// Start to build the HTML result
StringBuilder results = new StringBuilder();
results.Append("<table border=\"0\" align=\"center\" width=\"" + Width + "\">\n");
// Add the LEADER
results.Append(" <tr class=\"trGenContent\">\n");
results.Append(" <td width=\"33\" valign=\"top\">LDR</td>\n");
results.Append(" <td width=\"26\" valign=\"top\"> </td>\n");
results.Append(" <td>" + tags.Leader.Replace(" ", "^") + "</td>\n");
results.Append(" </tr>");
// Add all the FIELDS
foreach (MARC_Field thisTag in tags.Sorted_MARC_Tag_List)
{
results.Append(" <tr class=\"trGenContent\">\n");
results.Append(" <td width=\"33\" valign=\"top\">" + thisTag.Tag.ToString().PadLeft(3, '0') + "</td>\n");
results.Append(" <td width=\"26\" valign=\"top\"><font color=\"green\">" + thisTag.Indicators.Replace(" ", " ") + "</font></td>\n");
results.Append(" <td>");
if ((thisTag.Tag == 8) || (thisTag.Tag == 7) || (thisTag.Tag == 6))
{
results.Append(base.Convert_String_To_XML_Safe(thisTag.Control_Field_Value.Replace(" ", "^")));
}
else
{
results.Append(base.Convert_String_To_XML_Safe(thisTag.Control_Field_Value).Replace("|a", "<font color=\"blue\">|a</font>").
Replace("|b", "<font color=\"blue\">|b</font>").
Replace("|c", "<font color=\"blue\">|c</font>").
Replace("|d", "<font color=\"blue\">|d</font>").
Replace("|e", "<font color=\"blue\">|e</font>").
Replace("|g", "<font color=\"blue\">|g</font>").
Replace("|x", "<font color=\"blue\">|x</font>").
Replace("|y", "<font color=\"blue\">|y</font>").
Replace("|z", "<font color=\"blue\">|z</font>").
Replace("|v", "<font color=\"blue\">|v</font>").
Replace("|h", "<font color=\"blue\">|h</font>").
Replace("|u", "<font color=\"blue\">|u</font>").
Replace("|f", "<font color=\"blue\">|f</font>").
Replace("|n", "<font color=\"blue\">|n</font>").
Replace("|2", "<font color=\"blue\">|2</font>").
Replace("|3", "<font color=\"blue\">|3</font>").
Replace("|w", "<font color=\"blue\">|w</font>").
Replace("|t", "<font color=\"blue\">|t</font>").
Replace("|q", "<font color=\"blue\">|q</font>").
Replace("|o", "<font color=\"blue\">|o</font>").
Replace("|i", "<font color=\"blue\">|i</font>").
Replace("|4", "<font color=\"blue\">|4</font>"));
}
results.Append("</td>\n");
results.Append(" </tr>");
}
results.Append("</table>\n");
return(results.ToString().Replace("&bar;", "|"));
}
/// <summary> Writes a digital resource in MARC format, with additional considerations for displaying within a HTML page </summary>
/// <param name="Package"> Digital resource to write in MARC format </param>
/// <param name="Width"> Width of the resulting HTML-formatted MARC record </param>
/// <param name="Options"> Dictionary of any options which this metadata reader/writer may utilize </param>
/// <returns> MARC record formatted for HTML, returned as a string </returns>
public string MARC_HTML(SobekCM_Item Package, string Width, Dictionary <string, object> Options)
{
// Try to pull some values from the options
string cataloging_source_code = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:MARC Cataloging Source Code")) && (Options["MarcXML_File_ReaderWriter:MARC Cataloging Source Code"] != null))
{
cataloging_source_code = Options["MarcXML_File_ReaderWriter:MARC Cataloging Source Code"].ToString();
}
string location_code = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:MARC Location Code")) && (Options["MarcXML_File_ReaderWriter:MARC Location Code"] != null))
{
location_code = Options["MarcXML_File_ReaderWriter:MARC Location Code"].ToString();
}
string reproduction_agency = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:MARC Reproduction Agency")) && (Options["MarcXML_File_ReaderWriter:MARC Reproduction Agency"] != null))
{
reproduction_agency = Options["MarcXML_File_ReaderWriter:MARC Reproduction Agency"].ToString();
}
string reproduction_place = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:MARC Reproduction Place")) && (Options["MarcXML_File_ReaderWriter:MARC Reproduction Place"] != null))
{
reproduction_place = Options["MarcXML_File_ReaderWriter:MARC Reproduction Place"].ToString();
}
string system_name = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:System Name")) && (Options["MarcXML_File_ReaderWriter:System Name"] != null))
{
system_name = Options["MarcXML_File_ReaderWriter:System Name"].ToString();
}
string system_abbreviation = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:System Abbreviation")) && (Options["MarcXML_File_ReaderWriter:System Abbreviation"] != null))
{
system_abbreviation = Options["MarcXML_File_ReaderWriter:System Abbreviation"].ToString();
}
string thumbnail_base = String.Empty;
if ((Options.ContainsKey("MarcXML_File_ReaderWriter:Image_Base")) && (Options["MarcXML_File_ReaderWriter:Image_Base"] != null))
{
thumbnail_base = Options["MarcXML_File_ReaderWriter:Image_Base"].ToString();
}
// Get all the standard tags
MARC_Record tags = Package.To_MARC_Record(cataloging_source_code, location_code, reproduction_agency, reproduction_place, system_name, system_abbreviation, thumbnail_base);
// Look for extra tags to add in the OPTIONS
if (Options.ContainsKey("MarcXML_File_ReaderWriter:Additional_Tags"))
{
object add_tags_obj = Options["MarcXML_File_ReaderWriter:Additional_Tags"];
if (add_tags_obj != null)
{
try
{
List <MARC_Field> add_tags = (List <MARC_Field>)add_tags_obj;
foreach (MARC_Field thisTag in add_tags)
{
tags.Add_Field(thisTag);
}
}
catch
{
// Do nothing in this case
}
}
}
// Start to build the HTML result
StringBuilder results = new StringBuilder();
results.Append("<table style=\"border:none; text-align:left; width:" + Width + ";\">\n");
// Add the LEADER
results.Append(" <tr class=\"trGenContent\">\n");
results.Append(" <td style=\"width:33px;vertical-align:top;\">LDR</td>\n");
results.Append(" <td style=\"width:26px;vertical-align:top;\"> </td>\n");
results.Append(" <td>" + tags.Leader.Replace(" ", "^") + "</td>\n");
results.Append(" </tr>");
// Add all the FIELDS
foreach (MARC_Field thisTag in tags.Sorted_MARC_Tag_List)
{
results.Append(" <tr class=\"trGenContent\">\n");
results.Append(" <td>" + thisTag.Tag.ToString().PadLeft(3, '0') + "</td>\n");
results.Append(" <td style=\"color: green;\">" + thisTag.Indicators.Replace(" ", " ") + "</td>\n");
results.Append(" <td>");
if ((thisTag.Tag == 8) || (thisTag.Tag == 7) || (thisTag.Tag == 6))
{
results.Append(Convert_String_To_XML_Safe(thisTag.Control_Field_Value.Replace(" ", "^")));
}
else
{
results.Append(Convert_String_To_XML_Safe(thisTag.Control_Field_Value).Replace("|a", "<span style=\"color:blue;\">|a</span>").
Replace("|b", "<span style=\"color:blue;\">|b</span>").
Replace("|c", "<span style=\"color:blue;\">|c</span>").
Replace("|d", "<span style=\"color:blue;\">|d</span>").
Replace("|e", "<span style=\"color:blue;\">|e</span>").
Replace("|g", "<span style=\"color:blue;\">|g</span>").
Replace("|x", "<span style=\"color:blue;\">|x</span>").
Replace("|y", "<span style=\"color:blue;\">|y</span>").
Replace("|z", "<span style=\"color:blue;\">|z</span>").
Replace("|v", "<span style=\"color:blue;\">|v</span>").
Replace("|h", "<span style=\"color:blue;\">|h</span>").
Replace("|u", "<span style=\"color:blue;\">|u</span>").
Replace("|f", "<span style=\"color:blue;\">|f</span>").
Replace("|n", "<span style=\"color:blue;\">|n</span>").
Replace("|2", "<span style=\"color:blue;\">|2</span>").
Replace("|3", "<span style=\"color:blue;\">|3</span>").
Replace("|w", "<span style=\"color:blue;\">|w</span>").
Replace("|t", "<span style=\"color:blue;\">|t</span>").
Replace("|q", "<span style=\"color:blue;\">|q</span>").
Replace("|o", "<span style=\"color:blue;\">|o</span>").
Replace("|i", "<span style=\"color:blue;\">|i</span>").
Replace("|4", "<span style=\"color:blue;\">|4</span>"));
}
results.Append("</td>\n");
results.Append(" </tr>");
}
results.Append("</table>\n");
return(results.ToString().Replace("&bar;", "|"));
}