private static string GetFieldText(DocumentData data, string fieldName)
{
// Get the field from data collection
FieldData fieldData = data.GetFieldsByName(fieldName).FirstOrDefault();
// Check if the field data is not null (a field with the fieldName is contained in data collection)
// and check if the field data contains the text
return(fieldData != null && fieldData.PageArea is PageTextArea
? (fieldData.PageArea as PageTextArea).Text
: null);
}
public static void Run()
{
// Define a "price" field
TemplateField priceField = new TemplateField(
new TemplateRegexPosition("\\$\\d+(.\\d+)?"),
"Price");
// Define a "email" field
TemplateField emailField = new TemplateField(
new TemplateRegexPosition("[a-z]+\\@[a-z]+.[a-z]+"),
"Email");
// Create a template
Template template = new Template(new TemplateItem[] { priceField, emailField });
// Create an instance of Parser class
using (Parser parser = new Parser(Constants.SampleInvoicePdf))
{
// Parse the document by the template
DocumentData data = parser.ParseByTemplate(template);
// Print prices
Console.WriteLine("Prices:");
foreach (FieldData field in data.GetFieldsByName("Price"))
{
PageTextArea area = field.PageArea as PageTextArea;
Console.WriteLine(area == null ? "Not a template field" : area.Text);
}
// Print emails
Console.WriteLine("Emails:");
foreach (FieldData field in data.GetFieldsByName("Email"))
{
// As we have defined only text fields in the template,
// we cast PageArea property value to PageTextArea
PageTextArea area = field.PageArea as PageTextArea;
Console.WriteLine(area == null ? "Not a template field" : area.Text);
}
}
}