< Linux samples

PDFATest - Python

This sample illustrates how to use PDF/A add-on to validate existing PDF documents for PDF/A compliance as well as to convert generic PDF documents to PDF/A format.

#---------------------------------------------------------------------------------------
# Copyright (c) 2001-2018 by PDFTron Systems Inc. All Rights Reserved.
# Consult LICENSE.txt regarding license information.
#---------------------------------------------------------------------------------------

import site
site.addsitedir("../../../PDFNetC/Lib")
import sys
from PDFNetPython import *

#---------------------------------------------------------------------------------------
# The following sample illustrates how to parse and check if a PDF document meets the
#    PDFA standard, using the PDFACompliance class object. 
#---------------------------------------------------------------------------------------

def PrintResults(pdf_a, filename):
    err_cnt = pdf_a.GetErrorCount()
    if err_cnt == 0:
        print(filename + "OK.")
    else:
        print(filename + " is NOT a valid PDFA.")
    i = 0
    while i < err_cnt:
        c = pdf_a.GetError(i)
        str1 = " - e_PDFA " + str(c) + ": " + PDFACompliance.GetPDFAErrorMessage(c) + "."
        if True:
            num_refs = pdf_a.GetRefObjCount(c)
            if num_refs > 0:
                str1 = str1 + "   Objects:\n"
                j = 0
                while j < num_refs:
                    str1 = str1 + str(pdf_a.GetRefObj(c, j))
                    if j < num_refs-1:
                        str1 = str1 + ", "
                    j = j + 1
        print(str1)
        i = i + 1

def main():
    # Relative path to the folder containing the test files.
    input_path = "../../TestFiles/"
    output_path = "../../TestFiles/Output/"
    
    PDFNet.Initialize()
    PDFNet.SetColorManagement()     # Enable color management (required for PDFA validation).
    
    #-----------------------------------------------------------
    # Example 1: PDF/A Validation
    #-----------------------------------------------------------
    filename = "newsletter.pdf"
    pdf_a = PDFACompliance(False, input_path+filename, None, PDFACompliance.e_Level1B, 0, 10)
    PrintResults(pdf_a, filename)
    pdf_a.Destroy()
    
    #-----------------------------------------------------------
    # Example 2: PDF/A Conversion
    #-----------------------------------------------------------
    filename = "fish.pdf"
    pdf_a = PDFACompliance(True, input_path + filename, None, PDFACompliance.e_Level1B, 0, 10)
    filename = output_path + "pdfa.pdf"
    pdf_a.SaveAs(filename, True)
    pdf_a.Destroy()
    
    # Re-validate the document after the conversion...
    pdf_a = PDFACompliance(False, filename, None, PDFACompliance.e_Level1B, 0, 10)
    PrintResults(pdf_a, filename)
    pdf_a.Destroy()

if __name__ == '__main__':
    main()