First public commit

tests/samples/descriptions.txt

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+== Zip files ==
+
+test1.zip: deux fichiers et commentaire global.
+
+== Pdf files ==
+
+test1.pdf: fichier des impots.

tests/test_pdf_add_data.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import sys
+sys.path.append("../")
+
+import logging
+from PdfFileTransformer import Pdf
+
+
+input_file = "./samples/test1.pdf"
+output_file = "./samples/test1_out.pdf"
+
+logging.basicConfig(level=logging.DEBUG)
+
+p = Pdf(input_file)
+p.insert_new_obj_stream_at_start(b'A' * 140)
+p.insert_new_obj_stream_at_end(b'B' * 120)
+f = open(output_file, 'wb')
+f.write(p.get_build_buffer())
+f.close()

tests/test_pdf_normalisation.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import sys
+sys.path.append("../")
+import logging
+from PdfFileTransformer.PyPDF2 import PdfFileReader, PdfFileWriter
+
+
+input_file = "./samples/test1.pdf"
+output_file = "./samples/test1_out.pdf"
+
+logging.basicConfig(level=logging.DEBUG)
+
+f_input = open(input_file, "rb")
+reader = PdfFileReader(f_input)
+
+f_output = open(output_file, "wb")
+writer = PdfFileWriter()
+
+writer.appendPagesFromReader(reader)
+writer.setHeader(b"%PDF-1.5")
+writer.write(f_output)
+
+f_input.close()
+f_output.close()

tests/test_pdf_rebuild.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import sys
+sys.path.append("../")
+
+from PdfFileTransformer import Pdf
+import logging
+
+input_file = "./samples/test1.pdf"
+output_file = "./samples/test1_out.pdf"
+
+logging.basicConfig(level=logging.DEBUG)
+
+
+p = Pdf(input_file)
+f = open(output_file, 'wb')
+f.write(p.get_build_buffer())
+f.close()

tests/test_polyglot_pdfzip.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import sys
+sys.path.append("../")
+
+from PdfFileTransformer import Pdf
+from ZipFileTransformer import Zip
+from PolyglotFile import PolyglotPdfZip
+import logging
+
+input_file_pdf = "./samples/test1.pdf"
+input_file_zip = "./samples/test1.zip"
+output_file = "./samples/test1_out.pdf"
+
+logging.basicConfig(level=logging.DEBUG)
+
+
+p = Pdf(input_file_pdf)
+z = Zip(input_file_zip)
+a = PolyglotPdfZip(p, z)
+a.generate()
+a.write(output_file)

tests/test_rebuild_zip.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import sys
+sys.path.append("../")
+
+import tempfile
+
+from ZipFileTransformer import Zip, ZipFile
+
+input_file = "./samples/test1.zip"
+output_file = "./samples/test1_out.zip"
+
+zi = ZipFile(input_file,"r")
+zo = ZipFile(output_file,"w")
+zo.writestr(' ',b'AAAAAAAAAAAAAAAAAAAAAA',0)
+for zipinfo in zi.infolist():
+    zo.writestr(zipinfo, zi.read(zipinfo))
+zi.close()
+zo.close()

tests/test_zip.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import sys
+sys.path.append("../")
+
+import tempfile
+
+from ZipFileTransformer import Zip
+
+input_file = "./samples/test1.zip"
+output_file = tempfile.mktemp()
+print("Output: " + output_file)
+
+z = Zip(input_file)
+a = bytearray(b'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA')
+b = bytearray(b'BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB')
+z.add_data_to_file(a, b, False)
+g = open(output_file, "wb")
+g.write(a + z.get_local_file_data() + b + z.get_data_after_central_directory())
+g.close()