def test_simple_text_stamp(tmp_path):
outfile: Path = tmp_path / "test-out.pdf"
text_stamp_file(MINIMAL_PATH,
str(outfile),
TextStampStyle(stamp_text="Hi, it's\n%(ts)s"),
dest_page=0,
x=70,
y=50)
def test_simple_text_stamp_missing_params(tmp_path):
outfile: Path = tmp_path / "test-out.pdf"
msg = "Stamp text parameter 'foo' is missing"
with pytest.raises(LayoutError, match=msg):
text_stamp_file(MINIMAL_PATH,
str(outfile),
TextStampStyle(stamp_text="%(foo)s missing"),
dest_page=0,
x=70,
y=50)
def test_stamp_with_undefined_bg_size():
w = empty_page()
undef_bg = RawContent(data=STAMP_ART_CONTENT.data)
long_text = '\n'.join('Test test test test test test test test test '
'on an ill-defined background!' for _ in range(60))
style = TextStampStyle(stamp_text=long_text, background=undef_bg)
ts = TextStamp(w, style)
ts.apply(0, x=30, y=120)
compare_output(w, f'{EXPECTED_OUTPUT_DIR}/undef-bg-size.pdf')
def test_simple_text_stamp_string_keyed_font():
gaf = GlyphAccumulatorFactory(FREE_SERIF, font_size=10)
w = empty_page()
style = TextStampStyle(
stamp_text=("Hi, this is a string-keyed font test.\n"
"This should have a ligature: difficult"),
text_box_style=TextBoxStyle(font=gaf),
)
ts = TextStamp(w, style, box=layout.BoxConstraints(200, 50))
ts.apply(dest_page=0, x=70, y=50)
compare_output(w, f'{EXPECTED_OUTPUT_DIR}/freeserif-test.pdf')
def test_stamp_with_scaled_bitmap_bg():
w = empty_page()
text = '\n'.join('Test test test test on a bitmap background!'
for _ in range(3))
style = TextStampStyle(
stamp_text=text,
background=PdfImage('pyhanko_tests/data/img/stamp-indexed.png'),
)
ts = TextStamp(w, style, box=layout.BoxConstraints(400, 100))
ts.apply(0, x=30, y=600)
compare_output(w, f'{EXPECTED_OUTPUT_DIR}/scaled-bitmap-bg.pdf')
def test_stamp_with_unscaled_bitmap_bg():
w = empty_page()
long_text = '\n'.join('Test test test test test test test test test '
'on a bitmap background!' for _ in range(60))
style = TextStampStyle(
stamp_text=long_text,
background=PdfImage('pyhanko_tests/data/img/stamp-indexed.png'),
)
ts = TextStamp(w, style)
ts.apply(0, x=30, y=120)
compare_output(w, f'{EXPECTED_OUTPUT_DIR}/bitmap-bg.pdf')
def test_stamp_with_scaled_pdf_bg():
w = empty_page()
text = '\n'.join('Test test test test on a PDF background!'
for _ in range(3))
style = TextStampStyle(
stamp_text=text,
background=ImportedPdfPage(
'pyhanko_tests/data/pdf/pdf-background-test.pdf'),
)
ts = TextStamp(w, style, box=layout.BoxConstraints(200, 50))
ts.apply(0, x=30, y=600)
compare_output(w, f'{EXPECTED_OUTPUT_DIR}/stamp-on-pdf-bg.pdf')
def _arabic_text_page(stream_xrefs):
w = empty_page(stream_xrefs=stream_xrefs)
style = TextStampStyle(
stamp_text='اَلْفُصْحَىٰ',
text_box_style=TextBoxStyle(
font=GlyphAccumulatorFactory(NOTO_SANS_ARABIC), ),
inner_content_layout=layout.SimpleBoxLayoutRule(
x_align=layout.AxisAlignment.ALIGN_MID,
y_align=layout.AxisAlignment.ALIGN_MID,
inner_content_scaling=layout.InnerScaling.STRETCH_TO_FIT,
margins=layout.Margins.uniform(5)))
ts = TextStamp(writer=w,
style=style,
box=layout.BoxConstraints(width=300, height=200))
ts.apply(0, x=10, y=60)
return w
"""
Default message digest algorithm used when computing digests for use in
signatures.
"""
DEFAULT_SIGNER_KEY_USAGE = {"non_repudiation"}
"""
Default key usage bits required for the signer's certificate.
"""
SIG_DETAILS_DEFAULT_TEMPLATE = ('Digitally signed by %(signer)s.\n'
'Timestamp: %(ts)s.')
"""
Default template string for signature appearances.
"""
DEFAULT_SIGNING_STAMP_STYLE = TextStampStyle(
stamp_text=SIG_DETAILS_DEFAULT_TEMPLATE, background=STAMP_ART_CONTENT)
"""
Default stamp style used for visible signatures.
"""
ESIC_EXTENSION_1 = DeveloperExtension(
prefix_name=generic.pdf_name('/ESIC'),
base_version=generic.pdf_name('/1.7'),
extension_level=1,
compare_by_level=True,
multivalued=DevExtensionMultivalued.NEVER)
"""
ESIC extension for PDF 1.7. Used to declare usage of PAdES structures.
"""