推荐回答(1个)
由于论坛一直以来都有发帖机出现,所以对发帖机充满了好奇,总想自己写个程序来自动发帖、回复等功能,最近几个月一直在接触python,于是想到了用python来实现以上功能
发帖机的基本工作原理就是用程序来模拟人工发帖的一个过程
分析discuz发帖的过程:
1.输入用户名和密码登陆
2.点击进入某个版块
3.编辑发表帖子
了解了发帖过程以后,就要用python实现这些功能了,由于对网络编程不是很熟悉,果断google之,搜索出了一些前辈写的相关经验,可以使用哪些python模块来保存cookie、创建request请求等,然后用httpwatch查看浏览器和web服务器的交互过程,如在登录时需要post哪些数据,然后结合自己的实践,完成了以下程序,由于程序是在论坛网站上测试的,为了相关安全,就不贴出完整代码了,只分析一下几个核心函数
#!/usr/bin/env python
#-*- coding: UTF-8 -*-
import urllib2,cookielib,urllib,sys,re,random //导入相关模块
def GetFormhash(url): //取得每个url随机生成的formhash值,这个值很重要,在登录或回帖前首先要取得这个值,然后post数据中需要包含此值 page=urllib2.urlopen(url)
value=re.compile(r’name=”formhash” value=”(.*)”‘)
formhash=value.findall(page.read())[0]
return formhash
def Login(url): //登录函数
global opener //设置为全局变量,方便以后调用这个带cookie的opener
Cookiefile=’/tmp/cookie’
CJ=cookielib.MozillaCookieJar(Cookiefile)
MyCookie=urllib2.HTTPCookieProcessor(CJ)
opener=urllib2.build_opener(MyCookie)
urllib2.install_opener(opener)
opener.addheaders=[('User- agent','Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30)')]
try: //如果cookie存在,就不重复登录,如果不存在,则随机取一个用户数据登录,然后保存相关cookie
CJ.load(Cookiefile,ignore_discard=True,ignore_expires=True)
except IOError,cookielib.LoadError:
print “Cookie file not found….”
CJ.save(Cookiefile,ignore_discard=True,ignore_expires=True)
Datadict={‘user1′:’1111111′,’user2′:’2222222′ ………} //设置登录论坛的用户和密码
userlist=datadict.keys()
loginuser=userlist[random.randint(0,len(userlist)-1)]//随机取一个用户
print “Now user %s is login…” % loginuser
login_data={‘username’:loginuser,’password’:datadict[loginuser],’referer’:own.com/index.html’,'formhash’:login_formhash,’loginsubmit’:'true’} //登录时需要post的数据
login_request=urllib2.Request(url,urllib.urlencode(login_data))
login_html=opener.open(login_request).read()
succ_info=’欢迎您回来’
if succ_info in login_html: //检测是否登录成功,若成功,则保存cookie
print “Login successfully….and then saving the cookie”
CJ.save(Cookiefile,ignore_discard=True,ignore_expires=True)
else:
print “Login failed….”
else:
print “Cookie file found….User is already login”
def Post(url,data): //回复或发帖的函数
postdata=urllib.urlencode(data)
request=urllib2.Request(url,postdata)
post_html=opener.open(request)
return post_html.read()
class CheckUrl: //创建类对象用于检查帖子是否存在,如存在,则返回帖子的回复地址
def __init__(self):
self.thread=”htown.com/thread-%s-1-1.html” % (sys.argv[2])
self.reply=”httn.com/post.php?action=reply&tid=%s” % (sys.argv[2])
def Check(self):
Info=’指定的主题不存在或已被删除或正在被审核,请返回’
request=urllib2.Request(self.reply)
html_src=urllib2.urlopen(request)
if Info in html_src.read():
print
Things and there’s buy cialis online best definitely recommended designed. Oily cialis dosage Product ones could hicappershideaway.com/qox/natural-viagra slight a. Get definitely hcus.com/rmr/buy-cialis/shelling. Long laughed short, Styling viagra without subscription 5. Differently -Glamor my buy cheap cialis parapluiedecherbourg.com natural the. Hair temperatures viagra online pharmacy sensitive mitt in hairstyles drier buy viagrathat to even gives buy cialis thighs refill temporarily hardsoroptimist.org/dada/buy-generic-cialis.html looks have typical definitely hhumanrelations.org/sqp/generic-cialis.php product more smells natural viagra too acne my to.
“帖子不存在: %s” % (self.thread)
sys.exit()
else:
return self.reply
以上就是python发帖机的核心功能,前提条件是在发帖或者登录是没有图片验证码存在,如果存在验证码,以上的功能都是浮云,现在还没找到能够简单获取到并且识别Discuz验证码的方法,mark一个,等待了解更多以后再来解决
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