def pre_login(self):
"""
初始化登陆, 获取viewstate参数 创建验证码图片
放置在/static/pic/中, 并且返回验证码图片名
"""
#get __VIEWSTATE
req = urllib2.Request(self.base_url, headers=self.headers)
ret = self.opener.open(req)
page = ret.read()
com = re.compile(r'name="__VIEWSTATE" value="(.*?)"')
all = com.findall(page)
__VIEWSTATE = all[0]
self.VIEWSTATE = __VIEWSTATE
#print __VIEWSTATE
# get CheckCode.aspx
req = urllib2.Request(self.code_url, headers=self.headers)
image_content = self.opener.open(req).read()
import time
import md5
time_md5 = md5.md5(str(time.time())).hexdigest()
#import StringIO
#filename = StringIO.StringIO()
image_content = process_image_string(image_content)
redis_server = init_redis()
redis_server.hset('checkcode', time_md5,
image_content.encode('base64').replace('\n', ''))
return __VIEWSTATE, time_md5
def pre_login(self):
"""
初始化登陆, 获取viewstate参数 创建验证码图片
放置在/static/pic/中, 并且返回验证码图片名
"""
#get __VIEWSTATE
req = urllib2.Request(self.base_url,headers=self.headers)
ret = self.opener.open(req)
page = ret.read()
com = re.compile(r'name="__VIEWSTATE" value="(.*?)"')
all = com.findall(page)
__VIEWSTATE = all[0]
self.VIEWSTATE = __VIEWSTATE
#print __VIEWSTATE
# get CheckCode.aspx
req = urllib2.Request(self.code_url,headers = self.headers)
image_content = self.opener.open(req).read()
import time
import md5
time_md5 = md5.md5(str(time.time())).hexdigest()
#import StringIO
#filename = StringIO.StringIO()
image_content=process_image_string(image_content)
redis_server = init_redis()
redis_server.hset('checkcode',time_md5,image_content.encode('base64').replace('\n',''))
return __VIEWSTATE, time_md5
def delete_verify_img(time_md5):
"""
用于删除验证码文件
"""
try:
redis_server=init_redis()
redis_server.hdel('checkcode', time_md5)
except:
logger.error('hash delete field %s error'%time_md5)
