zulip/tools/setup/generate_integration_bots_a...

65 lines
2.0 KiB
Python
Executable File

#!/usr/bin/env python3
import os
import sys
ZULIP_PATH = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
if ZULIP_PATH not in sys.path:
sys.path.append(ZULIP_PATH)
from scripts.lib.setup_path import setup_path
setup_path()
os.environ["DJANGO_SETTINGS_MODULE"] = "zproject.settings"
import django
django.setup()
import io
import cairosvg
from PIL import Image
from zerver.lib.upload import resize_avatar, DEFAULT_AVATAR_SIZE
from zerver.lib.integrations import Integration, WEBHOOK_INTEGRATIONS
from zerver.lib.storage import static_path
def create_square_image(png: bytes) -> bytes:
img = Image.open(io.BytesIO(png))
if img.height == img.width:
return png
size = max(img.height, img.width)
new_img = Image.new("RGBA", (size, size), color=None)
padding = int(abs(img.height - img.width) / 2)
position = (0, padding) if img.height < img.width else (padding, 0)
new_img.paste(img, position)
out = io.BytesIO()
new_img.save(out, format='png')
return out.getvalue()
def create_integration_bot_avatar(logo_path: str) -> None:
if logo_path.endswith('.svg'):
avatar = cairosvg.svg2png(
url=logo_path, output_width=DEFAULT_AVATAR_SIZE, output_height=DEFAULT_AVATAR_SIZE)
else:
with open(logo_path, 'rb') as f:
image = f.read()
square_image = create_square_image(image)
avatar = resize_avatar(square_image)
name = os.path.splitext(os.path.basename(logo_path))[0]
bot_avatar_path = os.path.join(
ZULIP_PATH, 'static', Integration.DEFAULT_BOT_AVATAR_PATH.format(name=name))
os.makedirs(os.path.dirname(bot_avatar_path), exist_ok=True)
with open(bot_avatar_path, 'wb') as f:
f.write(avatar)
def generate_integration_bots_avatars() -> None:
for webhook in WEBHOOK_INTEGRATIONS:
logo_path = webhook.get_logo_path()
if not logo_path:
continue
create_integration_bot_avatar(static_path(logo_path))
if __name__ == '__main__':
generate_integration_bots_avatars()