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86 lines
3.8 KiB
86 lines
3.8 KiB
import scrapy
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from uuid import uuid4
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import re
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from demo1.custom_settings_conf import *
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from demo1.items import Shouyelianjie
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from scrapy.utils.project import get_project_settings
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from scrapy.spiders import CrawlSpider, Rule
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from scrapy.linkextractors import LinkExtractor
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import pymysql
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import logging
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import json
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import time
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from lxml import etree
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from urllib import parse
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from demo1.Util import Util_WANG
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class wenhuahelvyoubuSpider(scrapy.Spider,Util_WANG):
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name='wenhuahelvyoubuSpider'
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settings = get_project_settings()
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allowed_domains = ['mct.gov.cn']
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custom_settings = custom_settings_conf_wenhuahelvyoubu
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start_urls=['https://www.mct.gov.cn/whzx/ggtz/index.htm']
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def __init__(self, name=None, **kwargs):
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self.db = pymysql.connect(
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host=self.settings['MYSQL_HOST'],
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database=self.settings['MYSQL_DATABASE'],
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user=self.settings['MYSQL_USER'],
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password=self.settings['MYSQL_PASSWORD'],
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port=3306,
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charset='utf8',
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cursorclass=pymysql.cursors.DictCursor,
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use_unicode=True
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)
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self.cursor = self.db.cursor()
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def parse(self, response):
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trs=response.css('table tr')
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for tr in trs:
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item=Shouyelianjie()
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item['lianjie']=tr.css('td a::attr(href)').extract_first()
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item['biaoti']=tr.css('td a::text').extract_first()
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item['shijian']=tr.css('td[class$="time"]::text').extract_first()
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item['laiyuan']='文化和旅游部'
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if not self.settings.get("ISQUANPA"):
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self.cursor.execute(
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'select count(title_url) as nums FROM t_policy where title_url ="{}"'.format(item['lianjie']))
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res = self.cursor.fetchall()[0].get('nums')
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if res == 0:
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if Util_WANG.pos_url(item,self.settings):
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yield item
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else:
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yield scrapy.Request(url=item['lianjie'], meta={'item': item}, callback=self.page_url)
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else:
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logging.info('这个链接已经爬过了-----：' + item['lianjie'])
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else:
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if Util_WANG.pos_url(item, self.settings):
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yield item
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else:
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yield scrapy.Request(url=item['lianjie'], meta={'item': item}, callback=self.page_url)
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if self.settings.get("ISQUANPA"):
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try:
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next_page = ts=response.xpath('//body//*[contains(text(),"createPageHTML")]').re('\d{1,2}.*?,.*?\d{1,2}')[0].split(',')
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count_page = int(next_page[0].strip())
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curry_page = int(next_page[-1].strip()) + 1
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if curry_page < count_page:
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urls = 'https://www.mct.gov.cn/whzx/ggtz/index_' + str(curry_page) + '.htm'
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yield scrapy.Request(url=urls, callback=self.parse)
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except Exception as e:
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logging(e)
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logging.info('因为异常：全部爬取完毕')
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else:
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logging.info('全部爬取完毕')
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# 测试页面的直接
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# urls='http://zwgk.mcprc.gov.cn/auto255/201612/t20161206_30535.html'
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# yield scrapy.Request(url=urls,callback=self.page_url,meta={'item':Shouyelianjie()})
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def page_url(self,response):
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item=response.meta['item']
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item['xiangqing']=response.css('#ContentRegion').extract_first()
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if item['xiangqing'] is None:
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item['xiangqing']=response.css('#zoom').extract_first()
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self.tihuan_a_return(item, self.settings.get('FILE_PATH'), response)
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self.tihuan_img_return(item, self.settings.get('MESSAGE'), response)
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yield item
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def a_fun(self,href):
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pass
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def img_fun(self, src):
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pass
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