def test_write_metadata():
pdf_path = os.path.join(RESOURCE_ROOT, "crazyones.pdf")
reader = PdfReader(pdf_path)
writer = PdfWriter()
for page in reader.pages:
writer.add_page(page)
metadata = reader.metadata
writer.add_metadata(metadata)
writer.add_metadata({"/Title": "The Crazy Ones"})
# finally, write data to PyPDF2-output.pdf
tmp_filename = "dont_commit_writer_added_metadata.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
# Check if the title was set
reader = PdfReader(tmp_filename)
metadata = reader.metadata
assert metadata.get("/Title") == "The Crazy Ones"
# Cleanup
os.remove(tmp_filename)
def test_writer_clone():
src = os.path.join(RESOURCE_ROOT, "pdflatex-outline.pdf")
reader = PdfReader(src)
writer = PdfWriter()
writer.clone_document_from_reader(reader)
assert len(writer.pages) == 4
def test_pdf_header():
writer = PdfWriter()
assert writer.pdf_header == b"%PDF-1.3"
reader = PdfReader(os.path.join(RESOURCE_ROOT, "crazyones.pdf"))
writer.add_page(reader.pages[0])
assert writer.pdf_header == b"%PDF-1.5"
writer.pdf_header = b"%PDF-1.6"
assert writer.pdf_header == b"%PDF-1.6"
def test_encrypt(use_128bit):
reader = PdfReader(os.path.join(RESOURCE_ROOT, "form.pdf"))
writer = PdfWriter()
page = reader.pages[0]
orig_text = page.extract_text()
writer.add_page(page)
writer.encrypt(user_pwd="userpwd",
owner_pwd="ownerpwd",
use_128bit=use_128bit)
# write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_encrypted.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
with open(tmp_filename, "rb") as input_stream:
data = input_stream.read()
assert b"foo" not in data
reader = PdfReader(tmp_filename, password="******")
new_text = reader.pages[0].extract_text()
assert reader.metadata.get("/Producer") == "PyPDF2"
assert new_text == orig_text
# Cleanup
os.remove(tmp_filename)
def test_io_streams():
"""This is the example from the docs ("Streaming data")."""
filepath = os.path.join(RESOURCE_ROOT, "pdflatex-outline.pdf")
with open(filepath, "rb") as fh:
bytes_stream = BytesIO(fh.read())
# Read from bytes stream
reader = PdfReader(bytes_stream)
assert len(reader.pages) == 4
# Write to bytes stream
writer = PdfWriter()
with BytesIO() as output_stream:
writer.write(output_stream)
def test_regression_issue670():
filepath = os.path.join(RESOURCE_ROOT, "crazyones.pdf")
reader = PdfReader(filepath, strict=False)
for _ in range(2):
writer = PdfWriter()
writer.add_page(reader.pages[0])
with open("dont_commit_issue670.pdf", "wb") as f_pdf:
writer.write(f_pdf)
def test_add_bookmark():
reader = PdfReader(os.path.join(RESOURCE_ROOT, "pdflatex-outline.pdf"))
writer = PdfWriter()
for page in reader.pages:
writer.add_page(page)
bookmark = writer.add_bookmark("A bookmark", 1, None, (255, 0, 15), True,
True, "/Fit", 200, 0, None)
writer.add_bookmark("Another", 2, bookmark, None, False, False, "/Fit", 0,
0, None)
# write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_bookmark.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
# Cleanup
os.remove(tmp_filename)
def test_fill_form():
reader = PdfReader(os.path.join(RESOURCE_ROOT, "form.pdf"))
writer = PdfWriter()
page = reader.pages[0]
writer.add_page(page)
writer.update_page_form_field_values(writer.pages[0],
{"foo": "some filled in text"},
flags=1)
# write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_filled_pdf.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
def test_remove_text(input_path, ignore_byte_string_object):
pdf_path = os.path.join(RESOURCE_ROOT, input_path)
reader = PdfReader(pdf_path)
writer = PdfWriter()
page = reader.pages[0]
writer.insert_page(page, 0)
writer.remove_text(ignore_byte_string_object=ignore_byte_string_object)
# finally, write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_writer_removed_text.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
# Cleanup
os.remove(tmp_filename)
def test_issue301():
"""
Test with invalid stream length object
"""
with open(os.path.join(RESOURCE_ROOT, "issue-301.pdf"), "rb") as f:
reader = PdfReader(f)
writer = PdfWriter()
writer.append_pages_from_reader(reader)
o = BytesIO()
writer.write(o)
def test_remove_child_in_tree():
pdf = os.path.join(RESOURCE_ROOT, "form.pdf")
tree = TreeObject()
reader = PdfReader(pdf)
writer = PdfWriter()
writer.add_page(reader.pages[0])
writer.add_bookmark("foo", pagenum=0)
obj = writer._objects[-1]
tree.add_child(obj, writer)
tree.remove_child(obj)
tree.add_child(obj, writer)
tree.empty_tree()
def test_remove_images(input_path, ignore_byte_string_object):
pdf_path = os.path.join(RESOURCE_ROOT, input_path)
reader = PdfReader(pdf_path)
writer = PdfWriter()
page = reader.pages[0]
writer.insert_page(page, 0)
writer.remove_images(ignore_byte_string_object=ignore_byte_string_object)
# finally, write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_writer_removed_image.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
with open(tmp_filename, "rb") as input_stream:
reader = PdfReader(input_stream)
if input_path == "side-by-side-subfig.pdf":
extracted_text = reader.pages[0].extract_text()
assert "Lorem ipsum dolor sit amet" in extracted_text
# Cleanup
os.remove(tmp_filename)
def test_overlay(base_path, overlay_path):
if base_path.startswith("http"):
base_path = BytesIO(get_pdf_from_url(base_path,
name="tika-935981.pdf"))
else:
base_path = os.path.join(PROJECT_ROOT, base_path)
reader = PdfReader(base_path)
writer = PdfWriter()
reader_overlay = PdfReader(os.path.join(PROJECT_ROOT, overlay_path))
overlay = reader_overlay.pages[0]
for page in reader.pages:
page.merge_page(overlay)
writer.add_page(page)
with open("dont_commit_overlay.pdf", "wb") as fp:
writer.write(fp)
# Cleanup
os.remove("dont_commit_overlay.pdf")
def test_basic_features():
pdf_path = os.path.join(RESOURCE_ROOT, "crazyones.pdf")
reader = PdfReader(pdf_path)
writer = PdfWriter()
assert len(reader.pages) == 1
# add page 1 from input1 to output document, unchanged
writer.add_page(reader.pages[0])
# add page 2 from input1, but rotated clockwise 90 degrees
writer.add_page(reader.pages[0].rotate(90))
# add page 3 from input1, but first add a watermark from another PDF:
page3 = reader.pages[0]
watermark_pdf = pdf_path
watermark = PdfReader(watermark_pdf)
page3.merge_page(watermark.pages[0])
writer.add_page(page3)
# add page 4 from input1, but crop it to half size:
page4 = reader.pages[0]
page4.mediabox.upper_right = (
page4.mediabox.right / 2,
page4.mediabox.top / 2,
)
writer.add_page(page4)
# add some Javascript to launch the print window on opening this PDF.
# the password dialog may prevent the print dialog from being shown,
# comment the the encription lines, if that's the case, to try this out
writer.add_js("this.print({bUI:true,bSilent:false,bShrinkToFit:true});")
# encrypt your new PDF and add a password
password = "******"
writer.encrypt(password)
# finally, write "output" to PyPDF2-output.pdf
tmp_path = "PyPDF2-output.pdf"
with open(tmp_path, "wb") as output_stream:
writer.write(output_stream)
# cleanup
os.remove(tmp_path)
def test_add_link():
reader = PdfReader(os.path.join(RESOURCE_ROOT, "pdflatex-outline.pdf"))
writer = PdfWriter()
for page in reader.pages:
writer.add_page(page)
from PyPDF2.generic import RectangleObject
writer.add_link(
1,
2,
RectangleObject([0, 0, 100, 100]),
border=[1, 2, 3, [4]],
fit="/Fit",
)
writer.add_link(2, 3, RectangleObject([20, 30, 50, 80]), [1, 2, 3],
"/FitH", None)
writer.add_link(
3,
0,
"[ 200 300 250 350 ]",
[0, 0, 0],
"/XYZ",
0,
0,
2,
)
writer.add_link(
3,
0,
[100, 200, 150, 250],
border=[0, 0, 0],
)
# write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_link.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
# Cleanup
os.remove(tmp_filename)
def test_add_uri():
reader = PdfReader(os.path.join(RESOURCE_ROOT, "pdflatex-outline.pdf"))
writer = PdfWriter()
for page in reader.pages:
writer.add_page(page)
from PyPDF2.generic import RectangleObject
writer.add_uri(
1,
"http://www.example.com",
RectangleObject([0, 0, 100, 100]),
border=[1, 2, 3, [4]],
)
writer.add_uri(
2,
"https://pypdf2.readthedocs.io/en/latest/",
RectangleObject([20, 30, 50, 80]),
border=[1, 2, 3],
)
writer.add_uri(
3,
"https://pypdf2.readthedocs.io/en/latest/user/adding-pdf-annotations.html",
"[ 200 300 250 350 ]",
border=[0, 0, 0],
)
writer.add_uri(
3,
"https://pypdf2.readthedocs.io/en/latest/user/adding-pdf-annotations.html",
[100, 200, 150, 250],
border=[0, 0, 0],
)
# write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_uri.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
# Cleanup
os.remove(tmp_filename)
def test_add_named_destination():
reader = PdfReader(os.path.join(RESOURCE_ROOT, "pdflatex-outline.pdf"))
writer = PdfWriter()
for page in reader.pages:
writer.add_page(page)
from PyPDF2.generic import NameObject
writer.add_named_destination(NameObject("A named dest"), 2)
writer.add_named_destination(NameObject("A named dest2"), 2)
from PyPDF2.generic import IndirectObject
assert writer.get_named_dest_root() == [
"A named dest",
IndirectObject(7, 0, writer),
"A named dest2",
IndirectObject(10, 0, writer),
]
# write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_named_destination.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
# Cleanup
os.remove(tmp_filename)
def pdf_file_writer():
reader = PdfReader(os.path.join(RESOURCE_ROOT, "crazyones.pdf"))
writer = PdfWriter()
writer.append_pages_from_reader(reader)
return writer
def test_writer_operations():
"""
This test just checks if the operation throws an exception.
This should be done way more thoroughly: It should be checked if the
output is as expected.
"""
pdf_path = os.path.join(RESOURCE_ROOT, "crazyones.pdf")
pdf_outline_path = os.path.join(RESOURCE_ROOT, "pdflatex-outline.pdf")
reader = PdfReader(pdf_path)
reader_outline = PdfReader(pdf_outline_path)
writer = PdfWriter()
page = reader.pages[0]
with pytest.raises(PageSizeNotDefinedError) as exc:
writer.add_blank_page()
assert exc.value.args == ()
writer.insert_page(page, 1)
writer.insert_page(reader_outline.pages[0], 0)
writer.add_bookmark_destination(page)
writer.remove_links()
writer.add_bookmark_destination(page)
bm = writer.add_bookmark("A bookmark", 0, None, (255, 0, 15), True, True,
"/FitBV", 10)
writer.add_bookmark("The XYZ fit", 0, bm, (255, 0, 15), True, True, "/XYZ",
10, 20, 3)
writer.add_bookmark("The FitH fit", 0, bm, (255, 0, 15), True, True,
"/FitH", 10)
writer.add_bookmark("The FitV fit", 0, bm, (255, 0, 15), True, True,
"/FitV", 10)
writer.add_bookmark("The FitR fit", 0, bm, (255, 0, 15), True, True,
"/FitR", 10, 20, 30, 40)
writer.add_bookmark("The FitB fit", 0, bm, (255, 0, 15), True, True,
"/FitB")
writer.add_bookmark("The FitBH fit", 0, bm, (255, 0, 15), True, True,
"/FitBH", 10)
writer.add_bookmark("The FitBV fit", 0, bm, (255, 0, 15), True, True,
"/FitBV", 10)
writer.add_blank_page()
writer.add_uri(2, "https://example.com", RectangleObject([0, 0, 100, 100]))
writer.add_link(2, 1, RectangleObject([0, 0, 100, 100]))
assert writer._get_page_layout() is None
writer._set_page_layout("/SinglePage")
assert writer._get_page_layout() == "/SinglePage"
assert writer._get_page_mode() is None
writer.set_page_mode("/UseNone")
assert writer._get_page_mode() == "/UseNone"
writer.insert_blank_page(width=100, height=100)
writer.insert_blank_page() # without parameters
# TODO: This gives "KeyError: '/Contents'" - is that a bug?
# writer.removeImages()
writer.add_metadata({"author": "Martin Thoma"})
writer.add_attachment("foobar.gif", b"foobarcontent")
# finally, write "output" to PyPDF2-output.pdf
tmp_path = "dont_commit_writer.pdf"
with open(tmp_path, "wb") as output_stream:
writer.write(output_stream)
# cleanup
os.remove(tmp_path)
def render_to_pdf(html, filename, xml_filename, env={}):
"Render html file to pdf using the given filename and environment. Embed xml data if available"
debug = settings.DEBUG
debug = False
if debug:
return HttpResponse(html)
fd_html, filename_html = tempfile.mkstemp()
fd_pdf, filename_pdf = tempfile.mkstemp(suffix=".pdf")
_, filename_pdf2 = tempfile.mkstemp(suffix=".pdf")
os.close(fd_pdf)
try:
with open(fd_html, 'wb') as f:
f.write(html.encode('utf8'))
path = os.path.join(os.path.dirname(__file__), '..', 'webkit',
'webkit2pdf')
try:
if not debug:
env['DISPLAY'] = ':1'
# Fake empty SSL Confif file to be able to run phantomjs in Buster
env['OPENSSL_CONF'] = os.path.abspath(
os.path.join(os.path.dirname(__file__), '..', 'webkit',
'openssl.cnf'))
except KeyError:
pass
env.update(dict(os.environ)) # keep OS env vars, such as PATH
cmd = [
path, "-f", filename_html, "-o", filename_pdf, "--mediaroot",
settings.MEDIA_ROOT, "--staticroot", settings.STATIC_ROOT,
"--scriptname", settings.FORCE_SCRIPT_NAME or ''
]
proc = subprocess.Popen(cmd, env=env)
while True:
proc.poll()
if proc.returncode is not None:
break
except Exception as error:
print(error)
finally:
os.remove(filename_html)
if xml_filename:
with open(filename_pdf, 'rb') as pdf:
reader = PdfReader(pdf, strict=False)
writer = PdfWriter()
writer.appendPagesFromReader(reader)
with open(xml_filename, "rb") as xml:
writer.addAttachment("certificado.xml", xml.read())
with open(filename_pdf2, "wb") as out:
writer.write(out)
out.close()
pdf.close()
with open(filename_pdf2, 'rb') as pdf:
response = HttpResponse(pdf.read(), content_type='application/pdf')
response[
'Content-Disposition'] = 'attachment;filename=%s' % filename
pdf.close()
os.remove(filename_pdf)
os.remove(filename_pdf2)
return response
else:
with open(filename_pdf, 'rb') as pdf:
response = HttpResponse(pdf.read(), content_type='application/pdf')
response[
'Content-Disposition'] = 'attachment;filename=%s' % filename
pdf.close()
os.remove(filename_pdf)
os.remove(filename_pdf2)
return response
def test_remove_text_all_operators(ignore_byte_string_object):
stream = (b"BT "
b"/F0 36 Tf "
b"50 706 Td "
b"36 TL "
b"(The Tj operator) Tj "
b'1 2 (The double quote operator) " '
b"(The single quote operator) ' "
b"ET")
pdf_data = (
b"%%PDF-1.7\n"
b"1 0 obj << /Count 1 /Kids [5 0 R] /Type /Pages >> endobj\n"
b"2 0 obj << >> endobj\n"
b"3 0 obj << >> endobj\n"
b"4 0 obj << /Length %d >>\n"
b"stream\n" + (b"%s\n" % stream) + b"endstream\n"
b"endobj\n"
b"5 0 obj << /Contents 4 0 R /CropBox [0.0 0.0 2550.0 3508.0]\n"
b" /MediaBox [0.0 0.0 2550.0 3508.0] /Parent 1 0 R"
b" /Resources << /Font << >> >>"
b" /Rotate 0 /Type /Page >> endobj\n"
b"6 0 obj << /Pages 1 0 R /Type /Catalog >> endobj\n"
b"xref 1 6\n"
b"%010d 00000 n\n"
b"%010d 00000 n\n"
b"%010d 00000 n\n"
b"%010d 00000 n\n"
b"%010d 00000 n\n"
b"%010d 00000 n\n"
b"trailer << /Root 6 0 R /Size 6 >>\n"
b"startxref\n%d\n"
b"%%%%EOF")
startx_correction = -1
pdf_data = pdf_data % (
len(stream),
pdf_data.find(b"1 0 obj") + startx_correction,
pdf_data.find(b"2 0 obj") + startx_correction,
pdf_data.find(b"3 0 obj") + startx_correction,
pdf_data.find(b"4 0 obj") + startx_correction,
pdf_data.find(b"5 0 obj") + startx_correction,
pdf_data.find(b"6 0 obj") + startx_correction,
# startx_correction should be -1 due to double % at the beginning indiducing an error on startxref computation
pdf_data.find(b"xref"),
)
print(pdf_data.decode())
pdf_stream = BytesIO(pdf_data)
reader = PdfReader(pdf_stream, strict=False)
writer = PdfWriter()
page = reader.pages[0]
writer.insert_page(page, 0)
writer.remove_text(ignore_byte_string_object=ignore_byte_string_object)
# finally, write "output" to PyPDF2-output.pdf
tmp_filename = "dont_commit_writer_removed_text.pdf"
with open(tmp_filename, "wb") as output_stream:
writer.write(output_stream)
# Cleanup
os.remove(tmp_filename)