2023-04-08 17:01:27 +00:00
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import base64
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2023-04-19 07:41:39 +00:00
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import traceback
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2023-04-08 17:01:27 +00:00
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from typing import List, Union
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import aiohttp
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2023-04-19 07:41:39 +00:00
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import filetype as ft
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import ujson as json
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from PIL import Image as PImage
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from aiofile import async_open
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2023-04-08 17:01:27 +00:00
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from config import Config
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2023-04-19 07:41:39 +00:00
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from core.builtins import Plain, Image, Voice, Embed
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2023-04-08 17:01:27 +00:00
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from core.logger import Logger
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from core.types.message.chain import MessageChain
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from core.utils.cache import random_cache_path
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from core.utils.http import download_to_cache
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web_render = Config('web_render')
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web_render_local = Config('web_render_local')
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2022-08-27 14:02:26 +00:00
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async def image_split(i: Image) -> List[Image]:
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i = PImage.open(await i.get())
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iw, ih = i.size
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if ih <= 1500:
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return [Image(i)]
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_h = 0
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i_list = []
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for x in range((ih // 1500) + 1):
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if _h + 1500 > ih:
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crop_h = ih
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else:
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crop_h = _h + 1500
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i_list.append(Image(i.crop((0, _h, iw, crop_h))))
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_h = crop_h
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return i_list
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2023-04-08 17:01:27 +00:00
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save_source = True
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async def msgchain2image(msgchain: Union[List, MessageChain], use_local=True):
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if not web_render_local:
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if not web_render:
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Logger.warn('[Webrender] Webrender is not configured.')
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return False
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use_local = False
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if isinstance(msgchain, List):
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msgchain = MessageChain(msgchain)
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lst = []
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html_template = """<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Document</title>
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</head>
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<body>
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<div class="botbox"'>
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${content}
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</div>
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</body>
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</html>"""
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for m in msgchain.elements:
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if isinstance(m, Plain):
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lst.append('<div>' + m.text.replace('\n', '<br>') + '</div>')
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if isinstance(m, Image):
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async with async_open(await m.get(), 'rb') as fi:
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data = await fi.read()
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try:
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ftt = ft.match(data)
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2023-04-30 03:30:59 +00:00
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lst.append(
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f'<img src="data:{ftt.mime};base64,{(base64.encodebytes(data)).decode("utf-8")}" width="720" />')
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2023-04-08 17:01:27 +00:00
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except TypeError:
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traceback.print_exc()
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if isinstance(m, Voice):
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lst.append('<div>[Voice]</div>')
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if isinstance(m, Embed):
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lst.append('<div>[Embed]</div>')
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pic = False
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d = {'content': html_template.replace('${content}', '\n'.join(lst)), 'element': '.botbox'}
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html_ = json.dumps(d)
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fname = random_cache_path() + '.html'
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with open(fname, 'w', encoding='utf-8') as fi:
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fi.write(d['content'])
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try:
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pic = await download_to_cache((web_render_local if use_local else web_render) + 'element_screenshot',
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status_code=200,
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headers={'Content-Type': 'application/json'},
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method="POST",
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post_data=html_,
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attempt=1,
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timeout=30,
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request_private_ip=True
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)
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except aiohttp.ClientConnectorError:
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if use_local:
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pic = await download_to_cache(web_render, method='POST', headers={
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'Content-Type': 'application/json',
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}, post_data=html_, request_private_ip=True)
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else:
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return False
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return pic
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