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# genesis/utils/pdf_export.py
import os
from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer
from reportlab.lib.pagesizes import A4
from reportlab.lib.styles import getSampleStyleSheet
def export_report_to_pdf(filename: str, title: str, summary: str, citations: list = None) -> str:
"""
Export a research report to a PDF file.
Args:
filename (str): The name of the output PDF file.
title (str): The report title.
summary (str): The report summary text.
citations (list): Optional list of citation strings or dicts.
Returns:
str: Path to the generated PDF file.
"""
output_dir = "outputs"
os.makedirs(output_dir, exist_ok=True)
file_path = os.path.join(output_dir, filename)
styles = getSampleStyleSheet()
story = []
# Title
story.append(Paragraph(f"<b>{title}</b>", styles["Title"]))
story.append(Spacer(1, 12))
# Summary
story.append(Paragraph("<b>Summary:</b>", styles["Heading2"]))
story.append(Paragraph(summary.replace("\n", "<br/>"), styles["Normal"]))
story.append(Spacer(1, 12))
# Citations
if citations:
story.append(Paragraph("<b>Citations:</b>", styles["Heading2"]))
for c in citations:
if isinstance(c, dict):
# Build a readable string from citation fields
citation_str = ", ".join(
str(c.get(k, "")) for k in ["title", "authors", "year", "journal"] if c.get(k)
)
else:
citation_str = str(c)
story.append(Paragraph(citation_str, styles["Normal"]))
story.append(Spacer(1, 6))
# Build PDF
doc = SimpleDocTemplate(file_path, pagesize=A4)
doc.build(story)
return file_path
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