First working version

.gitignore

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+/.envrc
+/env
+*.pdf

attestator.py

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+#!/usr/bin/env python3
+# -*- coding:utf-8 -*
+#
+# Skia < skia AT libskia DOT so >
+#
+# Beerware licensed software - 2020
+#
+
+from pprint import pprint
+from datetime import datetime, timedelta
+
+from reportlab.pdfgen import canvas
+from reportlab.lib.utils import ImageReader
+from reportlab.lib.units import cm
+from reportlab.graphics.shapes import Drawing
+from reportlab.graphics.barcode.qr import QrCodeWidget
+from reportlab.graphics import renderPDF
+
+user_data = {
+    "first_name": "Jean",
+    "last_name": "Dupont",
+    "birth_year": 1970,
+    "birth_month": 1,
+    "birth_day": 1,
+    "birth_place": "Lyon",
+    "address": "999 avenue de france",
+    "zip_code": "71000",
+    "city": "Paris",
+    "reasons": [],
+    "trip_datetime": datetime.now() + timedelta(minutes=10),
+}
+
+reasons = {
+    "travail": 18.6,
+    "courses": 16.85,
+    "sante": 15.4,
+    "famille": 14.1,
+    "sport": 12.15,
+    "judiciaire": 10.5,
+    "missions": 9.2,
+}
+
+now = datetime.now()
+
+
+def generate_pdf(user_data):
+    c = canvas.Canvas("attestation.pdf")
+
+    im = ImageReader("bg.png")
+    width, height = im.getSize()
+    size = max(width, height)
+    width = 8 * cm * width / size
+    height = 8 * cm * height / size
+    c.drawImage(im, 0, 0, 21 * cm, 29.7 * cm)
+
+    c.drawString(  # "Je soussigné"
+        4.4 * cm, 24.2 * cm, user_data["first_name"] + " " + user_data["last_name"]
+    )
+    c.drawString(  # "Né le"
+        4.4 * cm,
+        23.33 * cm,
+        "%02d/%02d/%d"
+        % (user_data["birth_day"], user_data["birth_month"], user_data["birth_year"]),
+    )
+    c.drawString(3.3 * cm, 22.52 * cm, user_data["birth_place"])  # "à"
+    c.drawString(  # "Demeurant"
+        4.72 * cm,
+        21.62 * cm,
+        user_data["address"] + " " + user_data["zip_code"] + " " + user_data["city"],
+    )
+
+    c.drawString(3.9 * cm, 7.97 * cm, user_data["city"])  # "Fait à"
+
+    c.drawString(  # "Le"
+        3.3 * cm,
+        7.08 * cm,
+        "%02d/%02d/%d"
+        % (
+            user_data["trip_datetime"].day,
+            user_data["trip_datetime"].month,
+            user_data["trip_datetime"].year,
+        ),
+    )
+    c.drawString(  # "à"
+        7.00 * cm,
+        7.08 * cm,
+        "%02d   %02d"
+        % (user_data["trip_datetime"].hour, user_data["trip_datetime"].minute),
+    )
+
+    c.setFont("Helvetica", 7)
+    c.drawRightString(18.20 * cm, 5.3 * cm, "Date de création:")  # "Date de création"
+    c.drawRightString(  # "XX/XX/XXXX à XXhXX"
+        18.20 * cm,
+        5.04 * cm,
+        "%02d/%02d/%d à %02dh%02d"
+        % (now.day, now.month, now.year, now.hour, now.minute),
+    )
+
+    c.setFont("Helvetica", 14)
+    for reason in user_data["reasons"]:
+        c.drawString(2.7 * cm, reasons[reason] * cm, "X")
+
+    qrcode = generate_qrcode(user_data)
+
+    bounds = qrcode.getBounds()
+    width = bounds[2] - bounds[0]
+    height = bounds[3] - bounds[1]
+    small_qr = Drawing(transform=[3.9 * cm / width, 0, 0, 3.9 * cm / height, 0, 0])
+    small_qr.add(qrcode)
+
+    renderPDF.draw(small_qr, c, 14.9 * cm, 5.26 * cm)
+
+    c.showPage()
+
+    big_qr = Drawing(transform=[11.7 * cm / width, 0, 0, 11.7 * cm / height, 0, 0])
+    big_qr.add(qrcode)
+    renderPDF.draw(big_qr, c, 1.3 * cm, 16.8 * cm)
+
+    c.save()
+
+
+def generate_qrcode(user_data):
+    code = "; ".join(
+        [
+            "Cree le: %02d/%02d/%d a %02dh%02d"
+            % (now.day, now.month, now.year, now.hour, now.minute),
+            "Nom: " + user_data["last_name"],
+            "Prenom: " + user_data["first_name"],
+            "Naissance: %02d/%02d/%d a %s"
+            % (
+                user_data["birth_day"],
+                user_data["birth_month"],
+                user_data["birth_year"],
+                user_data["birth_place"],
+            ),
+            "Adresse: %s %s %s"
+            % (user_data["address"], user_data["zip_code"], user_data["city"]),
+            "Sortie: %02d/%02d/%d a %02dh%02d"
+            % (
+                user_data["trip_datetime"].day,
+                user_data["trip_datetime"].month,
+                user_data["trip_datetime"].year,
+                user_data["trip_datetime"].hour,
+                user_data["trip_datetime"].minute,
+            ),
+            "Motifs: %s" % "-".join(user_data["reasons"]),
+        ]
+    )
+    return QrCodeWidget(code)
+
+
+def get_reason():
+    print("Raisons de la sortie:")
+    for reason in reasons:
+        answer = input("%s ? (o/N) " % reason)
+        if answer and answer[0].lower() in ["o", "y"]:
+            user_data["reasons"].append(reason)
+
+
+def main():
+    get_reason()
+    generate_pdf(user_data)
+
+
+if __name__ == "__main__":
+    main()