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Module for generating PDF reports with meeting analysis results.
Uses reportlab to create well-formatted documents.
"""
import os
import tempfile
from datetime import datetime
from typing import Dict, Optional
try:
from reportlab.lib.pagesizes import A4
from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
from reportlab.lib.units import inch
from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer, PageBreak
from reportlab.lib import colors
except ImportError:
A4 = None
getSampleStyleSheet = None
ParagraphStyle = None
inch = None
SimpleDocTemplate = None
Paragraph = None
Spacer = None
PageBreak = None
colors = None
# Configurazione logging
import logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
def generate_pdf(meeting_data: Dict) -> Optional[str]:
"""
Generate a PDF with meeting analysis results.
Args:
meeting_data (Dict): Meeting data with summary, topics, keywords
Returns:
Optional[str]: Path to generated PDF file or None if error
"""
if not meeting_data:
logger.error("Meeting data not provided")
return None
if SimpleDocTemplate is None:
logger.error("reportlab not installed. Install with: pip install reportlab")
return None
try:
# Create temporary file
temp_dir = tempfile.gettempdir()
timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
pdf_filename = f"meeting_summary_{timestamp}.pdf"
pdf_path = os.path.join(temp_dir, pdf_filename)
# Create PDF document
doc = SimpleDocTemplate(
pdf_path,
pagesize=A4,
rightMargin=72,
leftMargin=72,
topMargin=72,
bottomMargin=18
)
# Custom styles
styles = getSampleStyleSheet()
# Title style
title_style = ParagraphStyle(
'CustomTitle',
parent=styles['Heading1'],
fontSize=18,
spaceAfter=30,
alignment=1, # Centered
textColor=colors.darkblue
)
# Section style
section_style = ParagraphStyle(
'CustomSection',
parent=styles['Heading2'],
fontSize=14,
spaceAfter=12,
spaceBefore=20,
textColor=colors.darkblue
)
# Normal text style
normal_style = ParagraphStyle(
'CustomNormal',
parent=styles['Normal'],
fontSize=11,
spaceAfter=6,
leading=14
)
# List style
list_style = ParagraphStyle(
'CustomList',
parent=styles['Normal'],
fontSize=11,
spaceAfter=3,
leftIndent=20,
bulletIndent=10
)
# Build content
story = []
# Title
story.append(Paragraph("Meeting Summary", title_style))
story.append(Spacer(1, 12))
# Date and info
current_date = datetime.now().strftime("%m/%d/%Y %H:%M")
story.append(Paragraph(f"<b>Analysis date:</b> {current_date}", normal_style))
story.append(Spacer(1, 20))
# Summary
story.append(Paragraph("Summary", section_style))
summary_text = meeting_data.get("summary", "Summary not available")
story.append(Paragraph(summary_text, normal_style))
story.append(Spacer(1, 20))
# Main topics
story.append(Paragraph("Main Topics", section_style))
topics = meeting_data.get("topics", [])
if topics:
for topic in topics:
story.append(Paragraph(f"• {topic}", list_style))
else:
story.append(Paragraph("Topics not available", normal_style))
story.append(Spacer(1, 20))
# Keywords
story.append(Paragraph("Keywords", section_style))
keywords = meeting_data.get("keywords", [])
if keywords:
# Group keywords in rows of 3-4
keyword_lines = []
for i in range(0, len(keywords), 4):
line_keywords = keywords[i:i+4]
keyword_lines.append(" • ".join(line_keywords))
for line in keyword_lines:
story.append(Paragraph(f"• {line}", list_style))
else:
story.append(Paragraph("Keywords not available", normal_style))
# Footer
story.append(Spacer(1, 30))
story.append(Paragraph(
f"<i>Automatically generated on {current_date} by Meeting Summarizer</i>",
ParagraphStyle('Footer', parent=styles['Normal'], fontSize=9, alignment=1)
))
# Generate PDF
doc.build(story)
logger.info(f"PDF generated successfully: {pdf_path}")
return pdf_path
except Exception as e:
logger.error(f"Error during PDF generation: {str(e)}")
return None
def cleanup_temp_pdf(pdf_path: str) -> None:
"""
Clean up temporary PDF file.
Args:
pdf_path (str): Path to PDF file to delete
"""
try:
if os.path.exists(pdf_path):
os.remove(pdf_path)
logger.info(f"Temporary PDF file deleted: {pdf_path}")
except Exception as e:
logger.warning(f"Unable to delete temporary PDF file {pdf_path}: {str(e)}")
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