mirror of
https://github.com/NanmiCoder/MediaCrawler.git
synced 2025-11-25 19:37:36 +08:00
103 lines
3.0 KiB
Python
103 lines
3.0 KiB
Python
# 声明：本代码仅供学习和研究目的使用。使用者应遵守以下原则：
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# 1. 不得用于任何商业用途。
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# 2. 使用时应遵守目标平台的使用条款和robots.txt规则。
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# 3. 不得进行大规模爬取或对平台造成运营干扰。
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# 4. 应合理控制请求频率，避免给目标平台带来不必要的负担。
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# 5. 不得用于任何非法或不当的用途。
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#
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# 详细许可条款请参阅项目根目录下的LICENSE文件。
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# 使用本代码即表示您同意遵守上述原则和LICENSE中的所有条款。
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import asyncio
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import sys
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from typing import Optional
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import cmd_arg
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import config
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from database import db
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from base.base_crawler import AbstractCrawler
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from media_platform.bilibili import BilibiliCrawler
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from media_platform.douyin import DouYinCrawler
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from media_platform.kuaishou import KuaishouCrawler
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from media_platform.tieba import TieBaCrawler
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from media_platform.weibo import WeiboCrawler
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from media_platform.xhs import XiaoHongShuCrawler
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from media_platform.zhihu import ZhihuCrawler
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from tools.async_file_writer import AsyncFileWriter
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from var import crawler_type_var
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class CrawlerFactory:
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CRAWLERS = {
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"xhs": XiaoHongShuCrawler,
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"dy": DouYinCrawler,
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"ks": KuaishouCrawler,
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"bili": BilibiliCrawler,
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"wb": WeiboCrawler,
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"tieba": TieBaCrawler,
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"zhihu": ZhihuCrawler,
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}
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@staticmethod
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def create_crawler(platform: str) -> AbstractCrawler:
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crawler_class = CrawlerFactory.CRAWLERS.get(platform)
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if not crawler_class:
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raise ValueError(
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"Invalid Media Platform Currently only supported xhs or dy or ks or bili ..."
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)
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return crawler_class()
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crawler: Optional[AbstractCrawler] = None
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# persist-1<persist1@126.com>
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# 原因：增加 --init_db 功能，用于数据库初始化。
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# 副作用：无
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# 回滚策略：还原此文件。
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async def main():
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# Init crawler
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global crawler
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# parse cmd
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args = await cmd_arg.parse_cmd()
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# init db
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if args.init_db:
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await db.init_db(args.init_db)
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print(f"Database {args.init_db} initialized successfully.")
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return # Exit the main function cleanly
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crawler = CrawlerFactory.create_crawler(platform=config.PLATFORM)
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await crawler.start()
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# Generate wordcloud after crawling is complete
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# Only for JSON save mode
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if config.SAVE_DATA_OPTION == "json" and config.ENABLE_GET_WORDCLOUD:
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try:
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file_writer = AsyncFileWriter(
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platform=config.PLATFORM,
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crawler_type=crawler_type_var.get()
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)
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await file_writer.generate_wordcloud_from_comments()
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except Exception as e:
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print(f"Error generating wordcloud: {e}")
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def cleanup():
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if crawler:
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# asyncio.run(crawler.close())
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pass
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if config.SAVE_DATA_OPTION in ["db", "sqlite"]:
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asyncio.run(db.close())
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if __name__ == "__main__":
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try:
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asyncio.get_event_loop().run_until_complete(main())
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finally:
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cleanup()
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