2024-10-19 16:43:25 +00:00
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# 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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2024-09-07 16:00:04 +00:00
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# -*- coding: utf-8 -*-
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from typing import Dict, List
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from db import AsyncMysqlDB
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from var import media_crawler_db_var
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async def query_content_by_content_id(content_id: str) -> Dict:
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"""
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查询一条内容记录(zhihu的帖子 | 抖音的视频 | 微博 | 快手视频 ...)
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Args:
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content_id:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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sql: str = f"select * from zhihu_content where content_id = '{content_id}'"
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rows: List[Dict] = await async_db_conn.query(sql)
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if len(rows) > 0:
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return rows[0]
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return dict()
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async def add_new_content(content_item: Dict) -> int:
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"""
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新增一条内容记录(zhihu的帖子 | 抖音的视频 | 微博 | 快手视频 ...)
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Args:
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content_item:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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last_row_id: int = await async_db_conn.item_to_table("zhihu_content", content_item)
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return last_row_id
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async def update_content_by_content_id(content_id: str, content_item: Dict) -> int:
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"""
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更新一条记录(zhihu的帖子 | 抖音的视频 | 微博 | 快手视频 ...)
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Args:
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content_id:
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content_item:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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effect_row: int = await async_db_conn.update_table("zhihu_content", content_item, "content_id", content_id)
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return effect_row
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async def query_comment_by_comment_id(comment_id: str) -> Dict:
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"""
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查询一条评论内容
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Args:
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comment_id:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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sql: str = f"select * from zhihu_comment where comment_id = '{comment_id}'"
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rows: List[Dict] = await async_db_conn.query(sql)
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if len(rows) > 0:
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return rows[0]
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return dict()
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async def add_new_comment(comment_item: Dict) -> int:
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"""
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新增一条评论记录
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Args:
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comment_item:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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last_row_id: int = await async_db_conn.item_to_table("zhihu_comment", comment_item)
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return last_row_id
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async def update_comment_by_comment_id(comment_id: str, comment_item: Dict) -> int:
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"""
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更新增一条评论记录
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Args:
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comment_id:
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comment_item:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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effect_row: int = await async_db_conn.update_table("zhihu_comment", comment_item, "comment_id", comment_id)
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return effect_row
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async def query_creator_by_user_id(user_id: str) -> Dict:
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"""
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查询一条创作者记录
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Args:
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user_id:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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sql: str = f"select * from zhihu_creator where user_id = '{user_id}'"
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rows: List[Dict] = await async_db_conn.query(sql)
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if len(rows) > 0:
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return rows[0]
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return dict()
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async def add_new_creator(creator_item: Dict) -> int:
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"""
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新增一条创作者信息
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Args:
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creator_item:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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last_row_id: int = await async_db_conn.item_to_table("zhihu_creator", creator_item)
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return last_row_id
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async def update_creator_by_user_id(user_id: str, creator_item: Dict) -> int:
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"""
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更新一条创作者信息
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Args:
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user_id:
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creator_item:
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Returns:
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"""
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async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
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effect_row: int = await async_db_conn.update_table("zhihu_creator", creator_item, "user_id", user_id)
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return effect_row
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