MediaCrawler/store/zhihu/zhihu_store_sql.py

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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:
# 1. 不得用于任何商业用途。
# 2. 使用时应遵守目标平台的使用条款和robots.txt规则。
# 3. 不得进行大规模爬取或对平台造成运营干扰。
# 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。
# 5. 不得用于任何非法或不当的用途。
#
# 详细许可条款请参阅项目根目录下的LICENSE文件。
# 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。
# -*- coding: utf-8 -*-
from typing import Dict, List
from db import AsyncMysqlDB
from var import media_crawler_db_var
async def query_content_by_content_id(content_id: str) -> Dict:
"""
查询一条内容记录zhihu的帖子 抖音的视频 微博 快手视频 ...
Args:
content_id:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
sql: str = f"select * from zhihu_content where content_id = '{content_id}'"
rows: List[Dict] = await async_db_conn.query(sql)
if len(rows) > 0:
return rows[0]
return dict()
async def add_new_content(content_item: Dict) -> int:
"""
新增一条内容记录zhihu的帖子 抖音的视频 微博 快手视频 ...
Args:
content_item:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
last_row_id: int = await async_db_conn.item_to_table("zhihu_content", content_item)
return last_row_id
async def update_content_by_content_id(content_id: str, content_item: Dict) -> int:
"""
更新一条记录zhihu的帖子 抖音的视频 微博 快手视频 ...
Args:
content_id:
content_item:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
effect_row: int = await async_db_conn.update_table("zhihu_content", content_item, "content_id", content_id)
return effect_row
async def query_comment_by_comment_id(comment_id: str) -> Dict:
"""
查询一条评论内容
Args:
comment_id:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
sql: str = f"select * from zhihu_comment where comment_id = '{comment_id}'"
rows: List[Dict] = await async_db_conn.query(sql)
if len(rows) > 0:
return rows[0]
return dict()
async def add_new_comment(comment_item: Dict) -> int:
"""
新增一条评论记录
Args:
comment_item:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
last_row_id: int = await async_db_conn.item_to_table("zhihu_comment", comment_item)
return last_row_id
async def update_comment_by_comment_id(comment_id: str, comment_item: Dict) -> int:
"""
更新增一条评论记录
Args:
comment_id:
comment_item:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
effect_row: int = await async_db_conn.update_table("zhihu_comment", comment_item, "comment_id", comment_id)
return effect_row
async def query_creator_by_user_id(user_id: str) -> Dict:
"""
查询一条创作者记录
Args:
user_id:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
sql: str = f"select * from zhihu_creator where user_id = '{user_id}'"
rows: List[Dict] = await async_db_conn.query(sql)
if len(rows) > 0:
return rows[0]
return dict()
async def add_new_creator(creator_item: Dict) -> int:
"""
新增一条创作者信息
Args:
creator_item:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
last_row_id: int = await async_db_conn.item_to_table("zhihu_creator", creator_item)
return last_row_id
async def update_creator_by_user_id(user_id: str, creator_item: Dict) -> int:
"""
更新一条创作者信息
Args:
user_id:
creator_item:
Returns:
"""
async_db_conn: AsyncMysqlDB = media_crawler_db_var.get()
effect_row: int = await async_db_conn.update_table("zhihu_creator", creator_item, "user_id", user_id)
return effect_row