public static string ParseValue(this string value, IDocumentData documentData, PageNumberInfo pageNumberInfo, DocumentProperties documentProperties, bool returnErrorMessage = true)
{
if (string.IsNullOrEmpty(value))
{
return(value);
}
//Pick data fields and replace them with correct data
var parsedValue = value;
var startIndex = 0;
var pos = parsedValue.IndexOf("{", startIndex, StringComparison.Ordinal);
while (pos != -1)
{
var posE = parsedValue.IndexOf("}", pos, StringComparison.Ordinal);
var dataName = parsedValue.Substring(pos + 1, posE - pos - 1);
string dataValue = null;
if (pageNumberInfo != null)
{
dataValue = pageNumberInfo.GetPageNumberInfo(dataName);
}
switch (dataName)
{
case "Author":
dataValue = documentProperties.Author;
break;
case "Subject":
dataValue = documentProperties.Subject;
break;
case "Title":
dataValue = documentProperties.Title;
break;
case "Creator":
dataValue = documentProperties.Creator;
break;
}
if (dataValue == null)
{
dataValue = (documentData != null && documentData.Get(dataName) != null) ? documentData.Get(dataName) : (returnErrorMessage ? string.Format("[Data '{0}' is missing]", dataName) : string.Empty);
}
startIndex = pos + dataValue.Length;
parsedValue = string.Format("{0}{1}{2}", parsedValue.Substring(0, pos), dataValue, parsedValue.Substring(posE + 1));
pos = parsedValue.IndexOf("{", startIndex, StringComparison.Ordinal);
}
return(parsedValue.TrimEnd(' '));
}
protected override string GetValue(IDocumentData documentData, PageNumberInfo pageNumberInfo, DocumentProperties documentProperties)
{
if (!string.IsNullOrEmpty(HideValue))
{
var result = documentData.Get(HideValue);
if (string.IsNullOrEmpty(result))
{
return(string.Empty);
}
}
return(Value.ParseValue(documentData, pageNumberInfo, documentProperties));
}
