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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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#山西省综改示范区
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class sxszonggaishifanquSpider(scrapy.Spider,Util_WANG):
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name = 'sxzonggaishifanquSpider'
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settings = get_project_settings()
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allowed_domains = ['zgq.shanxi.gov.cn']
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custom_settings = custom_settings_conf_sxzonggaishifanSpider
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start_urls = ['https://zgq.shanxi.gov.cn/?pcyear=8-10']
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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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alis=response.xpath('//div[@class="bszn"]/a')
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for a_sign in alis:
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item=Shouyelianjie()
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item['shijian']=a_sign.xpath('.//font/text()').extract_first()
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item['biaoti']=a_sign.xpath('.//span/text()').extract_first()
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item['lianjie']=response.urljoin(a_sign.xpath('./@href').extract_first())
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item['laiyuan']='山西转型综合改革示范区管理委员会'
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#ceshi
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#item['lianjie']='https://zgq.shanxi.gov.cn/?pcyear=8-10&id=7203'
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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=response.xpath('//div[@class="page"]//a[@href and contains(text(),">") and not(contains(text(),">>"))]/@href').extract_first()
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if next_page is not None:
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yield scrapy.Request(url=response.urljoin(next_page), callback=self.parse)
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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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else:
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logging.info('最后一页了。。。。')
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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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def page_url(self,response):
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item=response.meta['item']
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item['xiangqing']=response.xpath('//*[@class="newscontent"]').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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