def test_embed_fonts():
input_pdf = BytesIO(multi_page_pdf)
assert contains_unembedded_fonts(input_pdf)
new_pdf = embed_fonts(BytesIO(multi_page_pdf))
assert not contains_unembedded_fonts(new_pdf)
def rewrite_pdf(file_data, *, page_count, allow_international_letters,
filename):
file_data, recipient_address, redaction_failed_message = rewrite_address_block(
file_data,
page_count=page_count,
allow_international_letters=allow_international_letters,
)
if not does_pdf_contain_cmyk(file_data) or does_pdf_contain_rgb(file_data):
file_data = convert_pdf_to_cmyk(file_data)
if contains_unembedded_fonts(file_data):
file_data = remove_embedded_fonts(file_data)
if contains_unembedded_fonts(file_data):
# To start with log this is happening, later mark file as validation-failed
current_app.logger.info(
f"File still contains embedded fonts after remove_embedded_fonts for file name {filename}"
)
else:
current_app.logger.info(
f"File no longer contains embedded fonts for file name {filename}"
)
# during switchover, DWP and CYSP will still be sending the notify tag. Only add it if it's not already there
if not is_notify_tag_present(file_data):
file_data = add_notify_tag_to_letter(file_data)
return file_data, recipient_address, redaction_failed_message
def rewrite_pdf(file_data, *, page_count, allow_international_letters):
file_data, recipient_address, redaction_failed_message = rewrite_address_block(
file_data,
page_count=page_count,
allow_international_letters=allow_international_letters,
)
if not does_pdf_contain_cmyk(file_data) or does_pdf_contain_rgb(file_data):
file_data = convert_pdf_to_cmyk(file_data)
if contains_unembedded_fonts(file_data):
file_data = remove_embedded_fonts(file_data)
# during switchover, DWP and CYSP will still be sending the notify tag. Only add it if it's not already there
if not is_notify_tag_present(file_data):
file_data = add_notify_tag_to_letter(file_data)
return file_data, recipient_address, redaction_failed_message
def test_contains_unembedded_fonts(client, pdf_file, has_unembedded_fonts):
assert bool(contains_unembedded_fonts(pdf_file)) == has_unembedded_fonts