def crawler(self, key_words = None, hy = None, city = None):
ua = webutil.get_user_agent()
cookieJar = cookielib.MozillaCookieJar()
#第一步，请求首页，拿到cookie
retry_count = 10
while True:
try:
html_src = webutil.request(zhilian_crawler_data.first_url, headers = zhilian_crawler_data.first_url_request_header, timeout = 60, encoding = 'utf-8', proxy = None, cookie = cookieJar, ua = ua)
if len(html_src) < 100 or len(html_src) > 1024 * 1024 * 10:
raise Exception(u'下载首页太大或太小')
break
except Exception as e:
print u'下载首页异常%s' % e
retry_count -= 1
if retry_count <= 0:
raise Exception(u'下次首页%s都失败，抛出异常' % retry_count)
time.sleep(10)
continue
search_url = zhilian_crawler_data.get_search_url(key_words, hy, city, page_num = 1)
#第二步，根据关键字搜索
while True:
try:
html_src = self.get_result_page_by_page_num(search_url, cookieJar, ua)
search_url = self.get_next_page_url(html_src)
if search_url == None:
break
self.get_and_product_detail_url(html_src)
except Exception as e:
raise Exception(u'下载搜索首页异常%s' % e)
def get_result_page(self, search_url, hy = None, city = None, post_data = {}, cookieJar = None, ua = None, proxy = None):
try:
html_src = webutil.request(lagou_crawler_data.get_lagou_position_ajax_url(hy, city), headers = lagou_crawler_data.get_lagou_position_ajax_header(search_url),
data = post_data, encoding = "utf-8", timeout = 60, retry = 5, cookie = cookieJar, method = webutil.POST, ua = ua, proxy = proxy)
if len(html_src) < 100 or len(html_src) > 1024 * 1024 * 10:
raise Exception(u'请求结果首页内容太大或太小')
return html_src
except Exception as e:
print u'请求结果首页异常%s' % e
raise Exception(u'下载结果首页异常')
def get_result_page_by_page_num(self, search_url, cookieJar = None, ua = None, proxy = None):
search_header = zhilian_crawler_data.get_search_url_header()
try:
html_src = webutil.request(search_url, headers = search_header, cookie = cookieJar, ua = ua, encoding = 'utf-8', retry = 5, timeout = 60, proxy = proxy)
if len(html_src) < 100 or len(html_src) > 1024 * 1024 * 10:
raise Exception(u'下载结果页太大或太小')
return html_src
except Exception as e:
print u'下载结果页异常 %s' % e
raise Exception(u'下载结果页异常')
def crawl(self, url):
if url == None:
return
ua = webutil.get_user_agent()
cookieJar = cookielib.MozillaCookieJar()
try:
html_src = webutil.request(url, headers = lagou_crawler_data.get_jobs_url_header(), ua = ua, cookie = cookieJar, timeout = 60, encoding = 'utf-8', retry = 5, savefile=None)
if len(html_src) < 100 or len(html_src) > 1024 * 1024 * 10:
raise Exception(u'下载的页面太大或太小')
except Exception as e:
print u'抓取%s异常 %s' % (url, e)
raise Exception(u'抓取数据异常')
save_data = {}
#使用xpath提取信息
tree = etree.HTML(html_src)
try:
job_title_list = tree.xpath('.//*[@class="clearfix join_tc_icon"]/h1')
if job_title_list != None and len(job_title_list) > 0:
job_title = job_title_list[0].get('title')
save_data['job_title'] = str(job_title)
else:
save_data['job_title'] = ''
work_place_xpath = tree.xpath('.//*[@class="job_request"]/span[2]/text()')
if work_place_xpath != None and len(work_place_xpath) > 0:
work_place = work_place_xpath[0]
save_data['work_place'] = str(work_place)
else:
save_data['work_place'] = ''
publish_time_xpath = tree.xpath('.//*[@class="job_request"]/div[1]/text()')
if publish_time_xpath != None and len(publish_time_xpath) > 0:
publish_time = publish_time_xpath[0]
save_data['publish_time'] = str(publish_time)
else:
save_data['publish_time'] = ''
work_request_xpath = tree.xpath('.//*[@class="job_bt"]/p/text()')
if work_request_xpath != None and len(work_request_xpath) > 0:
work_request = work_request_xpath[0]
save_data['work_request'] = str(work_request)
else:
save_data['work_request'] = ''
except Exception as e:
print u'解析页面异常%s' % e
#存储数据
try:
self.save_data(url, save_data)
except Exception as e:
print u'存储数据异常%s' % e
raise Exception(u'存储数据异常')
def inter_ip():
"""
获取外网IP地址
1.访问 http://www.whereismyip.com 网站
2。解析页面内容，抽取ip地址
:return: （str)外网IP地址
"""
html_src = webutil.request("http://www.whereismyip.com",
timeout=30,
retry=2,
encoding="iso8859-1")
return re.search(r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}', html_src).group(0)
def get_gdxx_detail(self,company_url,detail_url):
"""
根据公司详情url和公司股东详情相对url计算出绝对的url地址，访问并返回内容
:param company_url: (str) 公司详情url
:param detail_url: (str) 公司股东详情相对url
:return: (str) 公司股东详情详情html内容
"""
detail_ab_url=urlparse.urljoin(company_url,detail_url)
urlpret = urlparse.urlparse(detail_ab_url)
head={
"Referer":company_url,
"Host":urlpret.netloc
}
return webutil.request(detail_ab_url,headers=head,encoding=webutil.detect_encoding)
def Get_href(self,url):
f1=open('href_zph.txt','a+')
#
proxy=None
count=10
while True:
try:
#proxy = proxyutils.choice_proxy(is_debug=False,host="master1",port=8880)
#proxy=None
myPage=webutil.request(url,timeout=10,proxy=proxy,encoding="gbk")
break
except Exception as e3:
print e3
if count<=0:
raise Exception(u"连续10次失败,放弃")
count-=1
time.sleep(1)
try:
href_list=re.findall('] <a href="(.*?)" target="_blank"',myPage,re.S)
address_list=re.findall('<td width="220" class="left">(.*?)</td>',myPage)
city_list=re.findall('class="city">(.*?)</a>]',myPage)
date_list=[]
name_list=[]
for i in href_list:
if i.find('http://')==-1:
href='http://zph.yingjiesheng.com'+i
else:
href=i
if href not in f1.read():
print href
f1.write(href)
f1.write('\r\n')
else:
pass
f1.close()
except Exception as e2:
logging.error("product id:%s" %e2)
print e2
pass
def Get_href(self,url):
RedisQueue=RedisQueue_master1.getredisQueuev2('yingjiesheng_href1')
f1=open('href.txt','ar+')
proxy=None
count=10
while True:
try:
#proxy=None
myPage=webutil.request(url,timeout=10,proxy=proxy).decode('gbk').encode('utf-8')
break
except Exception as e3:
print e3
proxy = proxyutils.choice_proxy(is_debug=False,host="master1",port=8880)
if count<=0:
raise Exception(u"连续10次失败,放弃")
count-=1
time.sleep(1)
try:
pp=re.findall('<a href="(.*?)" target="_blank"><span style="color:(.*?);">(.*?)</a>(.*?)</td>(.*?)<td class="date">(.*?)</td>',myPage,re.S)
for i in pp:
m=i[0]
p=m.split('href="')[-1]
if p.find('http://')==-1:
href='http://www.yingjiesheng.com'+p
else:
href=p
if href not in f1.read():
print href,i[-1]
hh=href+'BBD'+i[-1]
RedisQueue.put(hh)
f1.write(href)
f1.write('\r\n')
f1.write(i[-1])
f1.write('\r\n')
print len(pp)
f1.close()
except Exception as e2:
logging.error("product id:%s" %e2)
print e2
pass
def Get_message(self,url):
db_yjs=mongoutil.getmondbv2(db.mongo_host,db.mongo_port,db.yjs_db_name,db.yjs_table_name,username=db.mongo_user,password=db.mongo_pwd)
now=timeutil.format("%Y-%m-%d",time.time())
proxy=None
count=10
while True:
try:
#proxy = proxyutils.choice_proxy(is_debug=False,host="master1",port=8880)
#proxy=None
myPage=webutil.request(url,timeout=10,proxy=proxy,encoding="gbk")
break
except Exception as e3:
print e3
if count<=0:
raise Exception(u"连续10次失败,放弃")
count-=1
time.sleep(1)
tree=etree.HTML(myPage)
title=xpathutil.get_all_text(tree,".//*[@id='mainNav']/div[2]/table/caption/h1",num=0,split=u" ")
#address=xpathutil.get_all_text(tree,".//*[@id='mainNav']/div[2]/table/tbody/tr[3]/td",num=0,split=u" ")
#pp=re.findall('<td>汉阳郭茨口香格里都3楼腾飞人才市场</td>')
print title
myPage=myPage.encode('utf-8')
address1=re.findall('<th width="90">(.*?)</th>(.*?)<td>(.*?)</td>',myPage,re.S)
j=0
for i in address1:
if j==0:
city1=re.findall('">(.*?)</a>',i[-1])
city=city1[0]
elif j==1:
date=i[-1]
elif j==2:
address=i[-1]
j=j+1
print len(address)
print city
print date
print address
key=url+now
mongoutil.updatev3(db_yjs,key,{"标题":title,"城市":city,"招聘会时间":date,'招聘会地点':address,"页面链接":url,"dotime":now,"uptime":time.time(),"source":"yingjiesheng","type":"2"})
def crawl(self, url):
if url == None or len(url) < 1:
return
ua = webutil.get_user_agent()
cookieJar = cookielib.MozillaCookieJar()
data_dict = {}
data_dict['type'] = 'zhilian'
data_dict['version'] = 1
data_dict['url'] = url
try:
html_src = webutil.request(url, headers = zhilian_crawler_data.get_search_url_header(), ua = ua, cookie = cookieJar, timeout = 60, retry = 5, encoding = 'utf-8', proxy = None)
if len(html_src) < 100 or len(html_src) > 1024 * 1024 * 10:
raise Exception(u'下载详情页异常')
data_dict['html'] = html_src
self.parse_html(html_src, data_dict)
self.save_data(url, data_dict)
except Exception as e:
print u'下载详情页异常%s' % e
raise Exception(u'下载详情页异常')
def crawler(self, key_words = None, hy = None, city = None):
ua = webutil.get_user_agent()
cookieJar = cookielib.MozillaCookieJar()
#第一步，请求拉勾网首页，获取cookie
retry_count = 10
while True:
try:
html_src = webutil.request(lagou_crawler_data.lagou_url, headers = lagou_crawler_data.get_lagou_header(), timeout = 60, encoding = 'utf-8', cookie = cookieJar, ua = ua)
if len(html_src) < 100 or len(html_src) > 1024 * 1024 * 10:
raise Exception(u'请求的页面太大或太小，异常')
break
except Exception as e:
print u'获取首页异常%s' % e
retry_count -= 1
if retry_count > 0:
time.sleep(5)
continue
raise Exception(u'获取首页异常，需要加换代理或其它手段')
#第二步，提交查询请求
search_url, query_data = lagou_crawler_data.get_lagou_search_url(key_words, hy, city)
if search_url == None:
raise Exception(u'搜索关键字为空，异常')
try:
html_src = webutil.request(search_url, headers = lagou_crawler_data.get_lagou_search_header(), data = query_data, cookie = cookieJar, ua = ua, proxy = None, encoding = 'utf-8', retry = 5, timeout = 60)
if len(html_src) < 100 or len(html_src) > 1024 * 1024 * 10:
raise Exception(u'搜索%s异常' % search_url)
except Exception as e:
print u'下载搜索首页异常 %s' % e
raise Exception(u'下载搜索首页异常')
#第三步，提取post请求，查询具体数据
#提取第一页查询结果
post_data = lagou_crawler_data.get_lagou_position_post_data(first = 'true', keyword = key_words, page_num = 1)
position_id_list = []
try:
html_src = self.get_result_page(search_url, hy, city, post_data, cookieJar, ua, proxy = None)
data_dict = self.json_to_dict(html_src)
if "success" in data_dict:
if data_dict["success"] != "true" and data_dict["success"] != True:
return
if "content" in data_dict:
content = data_dict["content"]
total_page_count = content["totalPageCount"]
if int(total_page_count) == 0:
return
seach_results = content["result"]
if seach_results != None and len(seach_results) > 0:
[self.product(str(result['positionId'])) for result in seach_results]
position_id_list.extend([result['positionId'] for result in seach_results])
except Exception as e:
print u'请求结果首页异常%s' % e
raise Exception(u"请求结果首页异常")
if total_page_count != None and total_page_count > 1:
post_data['first'] = 'false'
for i in xrange(2, total_page_count):
post_data['pn'] = i
try:
html_src = self.get_result_page(search_url, hy, city, post_data, cookieJar, ua, proxy = None)
data_dict = self.json_to_dict(html_src)
if "content" in data_dict:
content = data_dict["content"]
seach_results = content["result"]
if seach_results != None and len(seach_results) > 0:
[self.product(str(result['positionId'])) for result in seach_results]
position_id_list.extend([result['positionId'] for result in seach_results])
# for result in seach_results:
# position_id = result['positionId']
# print position_id
except Exception as e:
print u'请求结果页异常'
time.sleep(2)
continue
def Get_message(self,url,date):
db_yjs=mongoutil.getmondbv2(db.mongo_host,db.mongo_port,db.yjs_db_name,db.yjs_table_name,username=db.mongo_user,password=db.mongo_pwd,timeout=30)
now=timeutil.format("%Y-%m-%d",time.time())
proxy=None
count=10
while True:
try:
#proxy=None
myPage=webutil.request(url,timeout=10,proxy=proxy,encoding="gbk")
break
except Exception as e3:
print e3
proxy = proxyutils.choice_proxy(is_debug=False,host="master1",port=8880)
if count<=0:
raise Exception(u"连续10次失败,放弃")
count-=1
time.sleep(1)
tree=etree.HTML(myPage)
jiben=xpathutil.get_all_text(tree,".//*[@id='container']/div[3]/div[2]/div/ul",num=0,split=u" ")#.//*[@id='container']/div[3]/div[2]/div/ul/li[2]
text=xpathutil.get_all_text(tree,".//*[@id='wordDiv']/div/div",num=0,split=u" ")
print len(text)
if len(text)<=10:
text=xpathutil.get_all_text(tree,".//*[@id='container']/div[3]",num=0,split=u" ")
else:
pass
p=functions.remove_all_space_char(text)
p=functions.remove_all_space_char(p)
emeail=re.compile('[\w\.-]+@(?:[A-Za-z0-9]+\.)+[A-Za-z]+')
e=emeail.findall(p)
a=[]
phone_number=re.compile('^(?:\+86)?(\d{3})\d{8}$|^(?:\+86)?(0\d{2,3})\d{7,8}$')
pn=phone_number.findall(p)
posdict=dict()
for key in self.key_word:
found=False
for j in key:
index=p.find(j)
if index>=0:
if found:
print "error"
else:
posdict[j]=index
found=True
for key in posdict:
a.append(posdict[key])
a.sort()
save_data=dict()
for i in range(0,len(a)):
if i+1<len(a):
text3=''
text3=p[int(a[i]):int(a[i+1])].replace('：',':',1).replace("：",":",1).replace("：",":",1)
text3=text3.split(':')
if len(text3)>1:
if len(text3)==2:
save_data[text3[0]]=text3[1]
else:
save_data[text3[0]]=text3[1]+text3[2]
elif len(text3)==1:
save_data[text3[0]]='None'
else:
pass
else:
pass
if e:
save_data["邮箱"]=e[0]
else:
save_data["邮箱"]="无"
if pn:
save_data['电话']=pn[0]
else:
save_data["电话"]="无"
myPage=myPage.encode('utf-8')
title=re.findall('<title>(.*?)</title>',myPage)
if not title:
title=xpathutil.get_all_text(tree,".//*[@id='container']/div[3]/div[1]/h1/a",num=0,split=u" ")
name= title
else:
name=title[0]
print name
p=''
if not jiben:
pp=re.findall('<div class="info clearfix"><ol><li>\xe5\x8f\x91\xe5\xb8\x83\xe6\x97\xb6\xe9\x97\xb4：<u>(.*?)</u></li><li>\xe5\xb7\xa5\xe4\xbd\x9c\xe5\x9c\xb0\xe7\x82\xb9：<u>(.*?) </u></li><li>\xe8\x81\x8c\xe4\xbd\x8d\xe7\xb1\xbb\xe5\x9e\x8b：<u>(.*?)</u></li><li>\xe6\x9d\xa5\xe6\xba\x90：<a href="#" onclick="window.open(.*?)">(.*?)</a></li>',myPage)
for i in pp:
for j in i:
if j.find('(')==-1:
p=p+j+'\r\n'
else:
jiben=jiben.replace('\t','')
jiben=jiben.split('\r\n')
for i in jiben:
p=p+i.split('：')[-1].replace('\n','')+'\r\n'
print p
myPage=myPage.decode('utf-8')
keys=url+now
save_data["公司名称"]=name
save_data["发布时间"]=date
save_data["文本1"]=p
save_data['文本2']=text
save_data["页面链接"]=url
save_data["页面源码"]=myPage
save_data['dotime']=now
save_data['uptime']=time.time()
save_data['source']="yingjiesheng"
save_data["type"]="1"
mongoutil.updatev3(db_yjs,keys,save_data)
print("数据入库成功！")
