tcprod/ezgg-badge-generator
tcprod/ezgg-badge-generator
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add functions to create a printable user badge

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tcprod 2026-03-06 01:29:54 +01:00
commit d11d0b1b38
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.venv
test.pdf
.idea

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user_badge_creator.py Normal file
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import os
import re
import base64
import subprocess
import tempfile
from pathlib import Path
SVG_TEMPLATE = Path("template/Vorlage_LAN_Ausweis.svg")
CHROME_PATH = Path(r"C:\Program Files\Google\Chrome\Application\chrome.exe")
def get_image_as_base64(image_path: str) -> str:
with open(image_path, "rb") as image_file:
encoded_bytes = base64.b64encode(image_file.read())
encoded_string = encoded_bytes.decode("utf-8")
return f'xlink:href="data:image/jpeg;base64,{encoded_string}"'
def get_user_svg_string(username: str, seat: str, user_image: str) -> str:
with open(SVG_TEMPLATE, "r", encoding="utf-8") as svg_file:
svg_string = svg_file.read()
svg_string = svg_string.replace(">test_username</tspan>", f">{username}</tspan>")
svg_string = svg_string.replace(">Platz: XYZ</tspan><", f">Platz: {seat}</tspan><")
svg_string = svg_string.replace('xlink:href="data:image/jpeg;base64,"', user_image)
"""
with open("test.svg", "w", encoding="utf-8") as f:
f.write(svg_content)
"""
return svg_string
def create_pdf_from_svg(svg_string: str, pdf_path: str):
width = re.search(r'width="([^"]+)"', svg_string)
height = re.search(r'height="([^"]+)"', svg_string)
width = width.group(1)
height = height.group(1)
html = f"""
<html>
<head>
<style>
@page {{
size: {width} {height};
margin: 0;
}}
body {{
margin: 0;
}}
.page {{
width: {width};
height: {height};
page-break-after: always;
display: flex;
align-items: center;
justify-content: center;
}}
.rotated {{
transform: rotate(180deg) scaleX(-1);
transform-origin: center;
}}
</style>
</head>
<body>
<div class="page">
{svg_string}
</div>
<div class="page rotated">
{svg_string}
</div>
</body>
</html>
"""
with tempfile.NamedTemporaryFile(delete=False, suffix=".html", mode="w", encoding="utf-8") as f:
f.write(html)
html_path = f.name
try:
subprocess.run([
CHROME_PATH,
"--headless",
"--disable-gpu",
f"--print-to-pdf={os.path.abspath(pdf_path)}",
html_path
], check=True)
finally:
os.remove(html_path)
if __name__ == "__main__":
img_base64 = get_image_as_base64("template/test_profile_picture.png")
user_svg_string = get_user_svg_string("Tcprod.", "C01", img_base64)
create_pdf_from_svg(user_svg_string, "test.pdf")