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from datetime import datetime, timezone
from pathlib import Path
from fpdf import FPDF
from fpdf.enums import OutputIntentSubType
from fpdf.output import PDFICCProfile
from fpdf import FPDF_VERSION
import pikepdf
DIR = Path(__file__).parent
FONT_DIR = DIR / ".." / "test" / "fonts"
def create_pdf_with_metadata(
fpdf: FPDF,
filename: str,
language: str = None,
title: str = None,
subject: str = None,
creator: list = None,
description: str = None,
keywords: str = None,
):
if language:
fpdf.set_lang(language)
if subject:
fpdf.set_subject(subject)
fpdf.output(filename) # Produces a first version of the .pdf
# Now add metadata with pikepdf
with pikepdf.open(filename, allow_overwriting_input=True) as pike_pdf:
with pike_pdf.open_metadata(set_pikepdf_as_editor=False) as meta:
if title:
meta["dc:title"] = title
if creator:
meta["dc:creator"] = creator
if description:
meta["dc:description"] = description
if keywords:
meta["pdf:Keywords"] = keywords
meta["pdf:Producer"] = f"py-pdf/fpdf{FPDF_VERSION}"
meta["xmp:CreatorTool"] = __file__
meta["xmp:CreateDate"] = datetime.now(timezone.utc).isoformat()
meta["pdfaid:part"] = "3"
meta["pdfaid:conformance"] = "B"
pike_pdf.save(deterministic_id=True)
pdf = FPDF()
pdf.add_font(fname=FONT_DIR / "DejaVuSans.ttf")
pdf.add_font("DejaVuSans", style="B", fname=FONT_DIR / "DejaVuSans-Bold.ttf")
pdf.add_font("DejaVuSans", style="I", fname=FONT_DIR / "DejaVuSans-Oblique.ttf")
pdf.add_page()
pdf.set_font("DejaVuSans", style="B", size=20)
pdf.write(text="Header")
pdf.ln(20)
pdf.set_font(size=12)
pdf.write(text="Example text")
pdf.ln(20)
pdf.set_font(style="I")
pdf.write(text="Example text in italics")
# set Output Intents
with open(DIR / "sRGB2014.icc", "rb") as iccp_file:
icc_profile = PDFICCProfile(contents=iccp_file.read(), n=3, alternate="DeviceRGB")
pdf.add_output_intent(
OutputIntentSubType.PDFA,
"sRGB",
"IEC 61966-2-1:1999",
"http://www.color.org",
icc_profile,
"sRGB2014 (v2)",
)
create_pdf_with_metadata(
pdf,
filename="tuto7.pdf",
language="en-US",
title="Tutorial7",
subject="Example for PDFA",
creator=["John Dow", "Jane Dow"],
description="this is my description of this file",
keywords="Example Tutorial7",
)
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