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import re
import requests
import gradio as gr
from tqdm import tqdm
from utils import timestamp, clean_dir
from config import TMP_DIR, HEADER, TIMEOUT, API_BILI
def download_file(url, video_id, cache_dir=f"{TMP_DIR}/bili"):
clean_dir(cache_dir)
local_file = f"{cache_dir}/{video_id}.mp4"
response = requests.get(url, stream=True)
if response.status_code == 200:
total_size = int(response.headers.get("Content-Length", 0)) + 1
time_stamp = timestamp()
progress_bar = tqdm(
total=total_size,
unit="B",
unit_scale=True,
desc=f"[{time_stamp}] {local_file}",
)
with open(local_file, "wb") as f:
for chunk in response.iter_content(chunk_size=8192):
if chunk:
f.write(chunk)
progress_bar.update(len(chunk))
return local_file
def extract_fst_url(text):
url_pattern = r'(https?://[^\s"]+)'
match = re.search(url_pattern, text)
if match:
out_url = match.group(1).split("?")[0]
if out_url[-1] == "/":
out_url = out_url[:-1]
return out_url
else:
return f"https://www.bilibili.com/video/{text}"
def get_real_url(short_url):
return requests.get(
short_url,
headers=HEADER,
allow_redirects=True,
timeout=TIMEOUT,
).url.split("/?")[0]
# outer func
def infer(video_url: str, p: int):
title = cover = desc = dur = video = author = avatar = None
if not video_url:
title = "Empty video link!"
return title, cover, video, desc, dur, avatar, author
try:
video_url = extract_fst_url(video_url)
if "b23.tv" in video_url:
video_url = get_real_url(video_url)
response = requests.get(API_BILI, params={"url": video_url}, timeout=TIMEOUT)
response_json = response.json()
retcode = response_json["code"]
if retcode == 1:
title = response_json["title"]
cover = response_json["imgurl"]
desc = response_json["desc"]
response_data = response_json["data"][int(p) - 1]
dur = response_data["duration"]
video_id = video_url.split("/")[-1]
video = download_file(response_data["video_url"], video_id)
author_data = response_json["user"]
author = author_data["name"]
avatar = author_data["user_img"]
else:
raise ConnectionError(f"Failed to call API, error code: {retcode}")
except Exception as e:
title = f"Failed to parse video: {e}"
return title, cover, video, desc, dur, avatar, author
def bili_parser():
return gr.Interface(
fn=infer,
inputs=[
gr.Textbox(
label="Please input Bilibili video link",
placeholder="https://www.bilibili.com/video/*",
),
gr.Slider(label="Part", minimum=1, maximum=1000, step=1, value=1),
],
outputs=[
gr.Textbox(label="Video title", show_copy_button=True),
gr.Image(label="Video cover", show_share_button=False),
gr.Video(
label="Download video",
show_download_button=True,
show_share_button=False,
),
gr.TextArea(label="Video introduction", show_copy_button=True),
gr.Textbox(label="Video duration(s)", show_copy_button=True),
gr.Image(label="Uploader avatar", show_share_button=False),
gr.Textbox(label="Uploader nickname", show_copy_button=True),
],
title="Bilibili video parser",
flagging_mode="never",
examples=[
["BV1G8iRYBE4f", 1],
["https://b23.tv/LSoJzpW", 1],
["https://www.bilibili.com/video/BV1G8iRYBE4f", 1],
],
cache_examples=False,
)
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