b4613e26f3
backend-lehrer (10 files): - game/database.py (785 → 5), correction_api.py (683 → 4) - classroom_engine/antizipation.py (676 → 5) - llm_gateway schools/edu_search already done in prior batch klausur-service (12 files): - orientation_crop_api.py (694 → 5), pdf_export.py (677 → 4) - zeugnis_crawler.py (676 → 5), grid_editor_api.py (671 → 5) - eh_templates.py (658 → 5), mail/api.py (651 → 5) - qdrant_service.py (638 → 5), training_api.py (625 → 4) website (6 pages): - middleware (696 → 8), mail (733 → 6), consent (628 → 8) - compliance/risks (622 → 5), export (502 → 5), brandbook (629 → 7) studio-v2 (3 components): - B2BMigrationWizard (848 → 3), CleanupPanel (765 → 2) - dashboard-experimental (739 → 2) admin-lehrer (4 files): - uebersetzungen (769 → 4), manager (670 → 2) - ChunkBrowserQA (675 → 6), dsfa/page (674 → 5) Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
298 lines
10 KiB
Python
298 lines
10 KiB
Python
"""
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PDF Export - Klausur overview and annotations PDF generation.
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Generates:
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- Klausur overview with grade distribution for all students
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- Annotations PDF for a single student
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"""
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import io
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from datetime import datetime
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from typing import Dict, List, Optional, Any
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from reportlab.lib import colors
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from reportlab.lib.pagesizes import A4
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from reportlab.lib.units import cm
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from reportlab.platypus import (
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SimpleDocTemplate, Paragraph, Spacer, Table, TableStyle,
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HRFlowable
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)
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from pdf_export_styles import (
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GRADE_POINTS_TO_NOTE,
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CRITERIA_DISPLAY_NAMES,
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get_custom_styles,
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)
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def generate_klausur_overview_pdf(
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klausur_data: Dict[str, Any],
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students: List[Dict[str, Any]],
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fairness_data: Optional[Dict[str, Any]] = None
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) -> bytes:
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"""
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Generate an overview PDF for an entire Klausur with all student grades.
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Args:
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klausur_data: Klausur metadata
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students: List of all student work data
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fairness_data: Optional fairness analysis data
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Returns:
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PDF as bytes
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"""
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buffer = io.BytesIO()
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doc = SimpleDocTemplate(
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buffer,
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pagesize=A4,
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rightMargin=1.5*cm,
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leftMargin=1.5*cm,
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topMargin=2*cm,
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bottomMargin=2*cm
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)
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styles = get_custom_styles()
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story = []
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# Header
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story.append(Paragraph("Notenuebersicht", styles['GutachtenTitle']))
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story.append(Paragraph(f"{klausur_data.get('subject', 'Deutsch')} - {klausur_data.get('title', '')}", styles['GutachtenSubtitle']))
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story.append(Spacer(1, 0.5*cm))
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# Meta information
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meta_data = [
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["Schuljahr:", f"{klausur_data.get('year', 2025)}"],
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["Kurs:", klausur_data.get('semester', 'Abitur')],
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["Anzahl Arbeiten:", str(len(students))],
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["Stand:", datetime.now().strftime("%d.%m.%Y")]
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]
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meta_table = Table(meta_data, colWidths=[4*cm, 10*cm])
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meta_table.setStyle(TableStyle([
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('FONTNAME', (0, 0), (0, -1), 'Helvetica-Bold'),
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('FONTSIZE', (0, 0), (-1, -1), 10),
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('BOTTOMPADDING', (0, 0), (-1, -1), 4),
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('TOPPADDING', (0, 0), (-1, -1), 4),
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]))
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story.append(meta_table)
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story.append(Spacer(1, 0.5*cm))
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# Statistics (if fairness data available)
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if fairness_data and fairness_data.get('statistics'):
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_add_statistics(story, styles, fairness_data['statistics'])
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story.append(HRFlowable(width="100%", thickness=1, color=colors.HexColor('#e2e8f0')))
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story.append(Spacer(1, 0.5*cm))
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# Student grades table
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sorted_students = sorted(students, key=lambda s: s.get('grade_points', 0), reverse=True)
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_add_student_table(story, styles, sorted_students)
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# Grade distribution
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_add_grade_distribution(story, styles, sorted_students)
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# Footer
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story.append(Spacer(1, 1*cm))
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story.append(HRFlowable(width="100%", thickness=0.5, color=colors.HexColor('#cbd5e0')))
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story.append(Spacer(1, 0.2*cm))
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story.append(Paragraph(
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f"Erstellt am {datetime.now().strftime('%d.%m.%Y um %H:%M Uhr')} | BreakPilot Abiturkorrektur-System",
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styles['MetaText']
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))
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# Build PDF
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doc.build(story)
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buffer.seek(0)
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return buffer.getvalue()
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def _add_statistics(story, styles, stats):
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"""Add statistics section."""
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story.append(Paragraph("Statistik", styles['SectionHeader']))
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stats_data = [
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["Durchschnitt:", f"{stats.get('average_grade', 0):.1f} Punkte"],
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["Minimum:", f"{stats.get('min_grade', 0)} Punkte"],
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["Maximum:", f"{stats.get('max_grade', 0)} Punkte"],
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["Standardabweichung:", f"{stats.get('standard_deviation', 0):.2f}"],
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]
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stats_table = Table(stats_data, colWidths=[4*cm, 4*cm])
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stats_table.setStyle(TableStyle([
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('FONTNAME', (0, 0), (0, -1), 'Helvetica-Bold'),
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('FONTSIZE', (0, 0), (-1, -1), 9),
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('BOTTOMPADDING', (0, 0), (-1, -1), 4),
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('BACKGROUND', (0, 0), (-1, -1), colors.HexColor('#f7fafc')),
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('BOX', (0, 0), (-1, -1), 0.5, colors.HexColor('#e2e8f0')),
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]))
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story.append(stats_table)
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story.append(Spacer(1, 0.5*cm))
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def _add_student_table(story, styles, sorted_students):
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"""Add student grades table."""
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story.append(Paragraph("Einzelergebnisse", styles['SectionHeader']))
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story.append(Spacer(1, 0.2*cm))
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table_data = [["#", "Name", "Rohpunkte", "Notenpunkte", "Note", "Status"]]
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for idx, student in enumerate(sorted_students, 1):
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grade_points = student.get('grade_points', 0)
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grade_note = GRADE_POINTS_TO_NOTE.get(grade_points, "-")
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raw_points = student.get('raw_points', 0)
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status = student.get('status', 'unknown')
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status_display = {
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'completed': 'Abgeschlossen',
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'first_examiner': 'In Korrektur',
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'second_examiner': 'Zweitkorrektur',
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'uploaded': 'Hochgeladen',
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'ocr_complete': 'OCR fertig',
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'analyzing': 'Wird analysiert'
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}.get(status, status)
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table_data.append([
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str(idx),
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student.get('student_name', 'Anonym'),
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f"{raw_points}/100",
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str(grade_points),
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grade_note,
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status_display
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])
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student_table = Table(table_data, colWidths=[1*cm, 5*cm, 2.5*cm, 3*cm, 2*cm, 3*cm])
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student_table.setStyle(TableStyle([
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('BACKGROUND', (0, 0), (-1, 0), colors.HexColor('#2c5282')),
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('TEXTCOLOR', (0, 0), (-1, 0), colors.white),
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('FONTNAME', (0, 0), (-1, 0), 'Helvetica-Bold'),
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('FONTSIZE', (0, 0), (-1, 0), 9),
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('ALIGN', (0, 0), (-1, 0), 'CENTER'),
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('FONTSIZE', (0, 1), (-1, -1), 9),
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('ALIGN', (0, 1), (0, -1), 'CENTER'),
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('ALIGN', (2, 1), (4, -1), 'CENTER'),
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('BOTTOMPADDING', (0, 0), (-1, -1), 6),
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('TOPPADDING', (0, 0), (-1, -1), 6),
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('GRID', (0, 0), (-1, -1), 0.5, colors.HexColor('#e2e8f0')),
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('ROWBACKGROUNDS', (0, 1), (-1, -1), [colors.white, colors.HexColor('#f7fafc')]),
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]))
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story.append(student_table)
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def _add_grade_distribution(story, styles, sorted_students):
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"""Add grade distribution table."""
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story.append(Spacer(1, 0.5*cm))
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story.append(Paragraph("Notenverteilung", styles['SectionHeader']))
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story.append(Spacer(1, 0.2*cm))
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grade_counts = {}
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for student in sorted_students:
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gp = student.get('grade_points', 0)
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grade_counts[gp] = grade_counts.get(gp, 0) + 1
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dist_data = [["Punkte", "Note", "Anzahl"]]
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for points in range(15, -1, -1):
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if points in grade_counts:
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note = GRADE_POINTS_TO_NOTE.get(points, "-")
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count = grade_counts[points]
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dist_data.append([str(points), note, str(count)])
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if len(dist_data) > 1:
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dist_table = Table(dist_data, colWidths=[2.5*cm, 2.5*cm, 2.5*cm])
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dist_table.setStyle(TableStyle([
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('BACKGROUND', (0, 0), (-1, 0), colors.HexColor('#2c5282')),
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('TEXTCOLOR', (0, 0), (-1, 0), colors.white),
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('FONTNAME', (0, 0), (-1, 0), 'Helvetica-Bold'),
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('FONTSIZE', (0, 0), (-1, -1), 9),
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('ALIGN', (0, 0), (-1, -1), 'CENTER'),
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('BOTTOMPADDING', (0, 0), (-1, -1), 4),
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('TOPPADDING', (0, 0), (-1, -1), 4),
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('GRID', (0, 0), (-1, -1), 0.5, colors.HexColor('#e2e8f0')),
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]))
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story.append(dist_table)
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def generate_annotations_pdf(
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student_data: Dict[str, Any],
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klausur_data: Dict[str, Any],
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annotations: List[Dict[str, Any]]
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) -> bytes:
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"""
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Generate a PDF with all annotations for a student work.
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Args:
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student_data: Student work data
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klausur_data: Klausur metadata
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annotations: List of all annotations
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Returns:
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PDF as bytes
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"""
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buffer = io.BytesIO()
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doc = SimpleDocTemplate(
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buffer,
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pagesize=A4,
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rightMargin=2*cm,
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leftMargin=2*cm,
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topMargin=2*cm,
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bottomMargin=2*cm
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)
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styles = get_custom_styles()
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story = []
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# Header
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story.append(Paragraph("Anmerkungen zur Klausur", styles['GutachtenTitle']))
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story.append(Paragraph(f"{student_data.get('student_name', 'Anonym')}", styles['GutachtenSubtitle']))
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story.append(Spacer(1, 0.5*cm))
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if not annotations:
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story.append(Paragraph("<i>Keine Anmerkungen vorhanden.</i>", styles['GutachtenBody']))
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else:
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# Group by type
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by_type = {}
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for ann in annotations:
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ann_type = ann.get('type', 'comment')
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if ann_type not in by_type:
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by_type[ann_type] = []
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by_type[ann_type].append(ann)
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for ann_type, anns in by_type.items():
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type_name = CRITERIA_DISPLAY_NAMES.get(ann_type, ann_type.replace('_', ' ').title())
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story.append(Paragraph(f"{type_name} ({len(anns)})", styles['SectionHeader']))
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story.append(Spacer(1, 0.2*cm))
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sorted_anns = sorted(anns, key=lambda a: (a.get('page', 0), a.get('position', {}).get('y', 0)))
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for idx, ann in enumerate(sorted_anns, 1):
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page = ann.get('page', 1)
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text = ann.get('text', '')
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suggestion = ann.get('suggestion', '')
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severity = ann.get('severity', 'minor')
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ann_text = f"<b>[S.{page}]</b> {text}"
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if suggestion:
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ann_text += f" -> <i>{suggestion}</i>"
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if severity == 'critical':
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ann_text = f"<font color='red'>{ann_text}</font>"
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elif severity == 'major':
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ann_text = f"<font color='orange'>{ann_text}</font>"
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story.append(Paragraph(f"{idx}. {ann_text}", styles['ListItem']))
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story.append(Spacer(1, 0.3*cm))
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# Footer
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story.append(Spacer(1, 1*cm))
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story.append(HRFlowable(width="100%", thickness=0.5, color=colors.HexColor('#cbd5e0')))
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story.append(Spacer(1, 0.2*cm))
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story.append(Paragraph(
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f"Erstellt am {datetime.now().strftime('%d.%m.%Y um %H:%M Uhr')} | BreakPilot Abiturkorrektur-System",
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styles['MetaText']
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))
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# Build PDF
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doc.build(story)
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buffer.seek(0)
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return buffer.getvalue()
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