# -*- coding: UTF-8 -*- from __future__ import unicode_literals
import Image
import datetime
import win32gui,win32con,win32api
import re
from HttpWrapper import SendRequestStoreFolder = "c:\\dayImage"def setWallpaperFromBMP(imagepath):k = win32api.RegOpenKeyEx(win32con.HKEY_CURRENT_USER,"Control Panel\\Desktop",0,win32con.KEY_SET_VALUE)win32api.RegSetValueEx(k, "WallpaperStyle", 0, win32con.REG_SZ, "2") #2拉伸适应桌面,0桌面居中win32api.RegSetValueEx(k, "TileWallpaper", 0, win32con.REG_SZ, "0")win32gui.SystemParametersInfo(win32con.SPI_SETDESKWALLPAPER,imagepath, 1+2)def setWallPaper(imagePath):"""
    Given a path to an image, convert it to bmp and set it as wallpaper"""
    bmpImage = Image.open(imagePath)newPath = StoreFolder + '\\mywallpaper.bmp'bmpImage.save(newPath, "BMP")setWallpaperFromBMP(newPath)def getPicture():url = "http://photography.nationalgeographic.com/photography/photo-of-the-day/"h = SendRequest(url)if h.GetSource():r = re.findall('<div class="download_link"><a href="(.*?)">Download',h.GetSource())if r:return SendRequest(r[0]).GetSource()else:print "解析图片地址出错，请检查正则表达式是否正确"return Nonedef setWallpaperOfToday():img = getPicture()if img:path = StoreFolder + "\\%s.jpg" % datetime.date.today()f = open(path,"wb")f.write(img)f.close()setWallPaper(path)setWallpaperOfToday()
print 'Wallpaper set ok!'

#!/usr/bin/env python
# -*- coding: UTF-8 -*-
#-------------------------------------------------------------------------------
# Name: 对http访问的封装
#
# Author: qianlifeng
#
# Created: 10-02-2012
#-------------------------------------------------------------------------------import base64
import urllib
import urllib2
import time
import re
import sysclass SendRequest:"""
  网页请求增强类SendRequest('http://xxx.com',data=dict, type='POST', auth='base',user='xxx', password='xxx')"""
  def __init__(self, url, data=None, method='GET', auth=None, user=None, password=None, cookie = None, **header):"""
    url: 请求的url，不能为空date: 需要post的内容，必须是字典method: Get 或者 Post，默认为Getauth: 'base' 或者 'cookie'user: 用于base认证的用户名password: 用于base认证的密码cookie: 请求附带的cookie，一般用于登录后的认证其他头信息:e.g. referer='www.sina.com.cn'"""
self.url = urlself.data = dataself.method = methodself.auth = authself.user = userself.password = passwordself.cookie = cookieif 'referer' in header:self.referer = header[referer]else:self.referer = Noneif 'user-agent' in header:self.user_agent = header[user-agent]else:
## self.user_agent = 'Mozilla/5.0 (Windows NT 5.1; rv:8.0) Gecko/20100101 Firefox/8.0'self.user_agent = 'Mozilla/5.0 (iPhone; U; CPU iPhone OS 3_0 like Mac OS X; en-us) AppleWebKit/528.18 (KHTML, like Gecko) Version/4.0 Mobile/7A341 Safari/528.16'self.__SetupRequest()self.__SendRequest()def __SetupRequest(self):if self.url is None or self.url == '':raise 'url 不能为空!'#访问方式设置if self.method.lower() == 'post':self.Req = urllib2.Request(self.url, urllib.urlencode(self.data))elif self.method.lower() == 'get':if self.data == None:self.Req = urllib2.Request(self.url)else:self.Req = urllib2.Request(self.url + '?' + urllib.urlencode(self.data))#设置认证信息if self.auth == 'base':if self.user == None or self.password == None:raise 'The user or password was not given!'else:auth_info = base64.encodestring(self.user + ':' + self.password).replace('\n','')auth_info = 'Basic ' + auth_infoself.Req.add_header("Authorization", auth_info)elif self.auth == 'cookie':if self.cookie == None:raise 'The cookie was not given!'else:self.Req.add_header("Cookie", self.cookie)if self.referer:self.Req.add_header('referer', self.referer)if self.user_agent:self.Req.add_header('user-agent', self.user_agent)def __SendRequest(self):try:self.Res = urllib2.urlopen(self.Req)self.source = self.Res.read()self.code = self.Res.getcode()self.head_dict = self.Res.info().dictself.Res.close()except:print "Error: HttpWrapper=>_SendRequest ", sys.exc_info()[1]def GetResponseCode(self):"""
    得到服务器返回的状态码(200表示成功,404网页不存在)"""
    return self.codedef GetSource(self):"""
    得到网页源代码，需要解码后在使用"""
    if "source" in dir(self):return self.sourcereturn u''def GetHeaderInfo(self):"""
    u'得到响应头信息'"""
    return self.head_dictdef GetCookie(self):"""
    得到服务器返回的Cookie，一般用于登录后续操作"""
    if 'set-cookie' in self.head_dict:return self.head_dict['set-cookie']else:return Nonedef GetContentType(self):"""
    得到返回类型"""
    if 'content-type' in self.head_dict:return self.head_dict['content-type']else:return Nonedef GetCharset(self):"""
    尝试得到网页的编码如果得不到返回None"""
    contentType = self.GetContentType()if contentType is not None:index = contentType.find("charset")if index > 0:return contentType[index+8:]return Nonedef GetExpiresTime(self):"""
    得到网页过期时间"""
    if 'expires' in self.head_dict:return self.head_dict['expires']else:return Nonedef GetServerName(self):"""
    得到服务器名字"""
    if 'server' in self.head_dict:return self.head_dict['server']else:return None__all__ = [SendRequest,]if __name__ == '__main__':b = SendRequest("http://www.baidu.com")print b.GetSource()