| """Synthetic sample letters — single source shared by modal_validate.py, |
| scripts/make_samples.py (gr.Examples PNGs), and any future checks. |
| |
| Letters are fictional. The scam letter uses a reserved-for-fiction phone |
| number (555-0199) so no real number is ever shown or spoken. |
| """ |
|
|
| from __future__ import annotations |
|
|
| NORMAL_BILL = [ |
| "CITY POWER COMPANY", |
| "Electricity bill — Account 4471-220", |
| "Billing period: May 2026", |
| "Amount due: $84.20", |
| "Due date: June 28, 2026", |
| "Pay online, by mail, or at any branch.", |
| "Questions? See the number on your account card.", |
| ] |
|
|
| SCAM_LETTER = [ |
| "TAX ENFORCEMENT BUREAU — FINAL NOTICE", |
| "You owe a penalty of $500.", |
| "You must pay WITHIN 24 HOURS or you will be", |
| "ARRESTED. Pay ONLY with Google Play gift cards.", |
| "Call 1-800-555-0199 immediately with the codes.", |
| "Do not contact your bank or the tax office.", |
| ] |
|
|
| LOTTERY_LETTER = [ |
| "INTERNATIONAL PRIZE COMMITTEE", |
| "CONGRATULATIONS! You have WON $2,500,000", |
| "in the Global Email Lottery you never entered.", |
| "To claim your prize, send a processing fee of $250", |
| "by wire transfer within 48 hours.", |
| "Reply only to: claims@prize-winner-intl.example", |
| ] |
|
|
| |
| |
| LAND_LETTER = [ |
| "MAAS PLUS DESIGN ENGINEERING", |
| "Plot 572 AA1 Extension New Layout Pasali Kuje FCT Abuja", |
| "Attention: TO WHOM IT MAY CONCERN", |
| "LETTER OF LAND AUTHENTICATION", |
| "We write on behalf of our company who intend to liase with", |
| "the buyer and the seller of a property with plot No:", |
| "IJA/F06/3027, Kubuwa Abuja FCT, measuring approx 10.1 Ha.", |
| "The said land is authentic and correct, as stipulated in", |
| "the survey plan. The owner undertakes to sell the said plot", |
| "of Land at the sum of N400,000,000.00 (Four Hundred", |
| "Million Naira) only.", |
| "We humbly crave that you will give details commitment to", |
| "search and cooperate with our company for the acquisition", |
| "of the said land in due time.", |
| "Abiodun Andrew Sunday, CEO", |
| ] |
|
|
|
|
| _DEFAULT_FONTS = ("arial.ttf", "DejaVuSans.ttf") |
|
|
|
|
| def _font(size: int, names: tuple[str, ...] = _DEFAULT_FONTS): |
| from PIL import ImageFont |
|
|
| for name in names: |
| try: |
| return ImageFont.truetype(name, size) |
| except OSError: |
| continue |
| return ImageFont.load_default() |
|
|
|
|
| def render_letter(lines: list[str], size: tuple[int, int] = (900, 1100), |
| font_size: int = 34, |
| font_names: tuple[str, ...] = _DEFAULT_FONTS): |
| """Render text as a letter-like photo (white page, black print). |
| |
| Non-Latin letters need a script-capable font (Arial/DejaVu have no |
| Devanagari or CJK glyphs) — pass e.g. ("Nirmala.ttf",) for Hindi or |
| ("YuGothM.ttc", "msgothic.ttc") for Japanese on Windows.""" |
| from PIL import Image, ImageDraw |
|
|
| img = Image.new("RGB", size, "white") |
| draw = ImageDraw.Draw(img) |
| font = _font(font_size, font_names) |
| y = 80 |
| for line in lines: |
| draw.text((70, y), line, fill="black", font=font) |
| y += 60 |
| return img |
|
|
