{
 "metadata": {
  "name": "hw.4"
 },
 "nbformat": 3,
 "nbformat_minor": 0,
 "worksheets": [
  {
   "cells": [
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "# CC98\u81ea\u52a8\u76d6\u697c\n",
      "\n",
      "\u4fee\u6539\u4e0b\u9762\u7684\u4ee3\u7801, \u5b9e\u73b0`content`\u6210\u5458\u51fd\u6570. \u8981\u6c42`content`\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32, \u5b57\u7b26\u4e32\u5305\u542b\u4e24\u90e8\u5206:\n",
      "\n",
      "1. \u4f60\u7684\u56de\u5e16\u6240\u5728\u7684\u697c\u5c42.\n",
      "2. \u4f60\u7684\u90ae\u7bb1\u7684sha1 hash\u768416\u8fdb\u5236\u8868\u793a.\n",
      "\n",
      "\u4e24\u90e8\u5206\u4e4b\u95f4\u7528\u4e00\u4e2a\u7a7a\u683c\u5206\u9694.\n",
      "\n",
      "\u5176\u4e2d`password`\u6587\u672c\u6587\u4ef6\u91cc\u4fdd\u5b58\u7684\u662f\u4f60\u81ea\u5df1\u7684\u5bc6\u7801, \u4fdd\u5b58\u5728\u672c\u5730\u5373\u53ef. \u5982\u679c\u4f60\u5e0c\u671b\u81ea\u5df1\u7684\u7528\u6237\u540d\u548c\u90ae\u7bb1\u4fdd\u5bc6, \u4e5f\u53ef\u4ee5\u628a\u7528\u6237\u540d\u548c\u90ae\u7bb1\u4e5f\u4fdd\u5b58\u5728\u672c\u5730\u6587\u4ef6\u91cc, \u7136\u540e\u8bfb\u53d6\u8fdb\u6765.\n",
      "\n",
      "## \u8981\u6c42\n",
      "\n",
      "* \u697c\u5c42\u5fc5\u9700\u8ba9\u7a0b\u5e8f\u81ea\u52a8\u53bb\u8ba1\u7b97, \u4e0d\u80fd\u5199\u6b7b\u5728\u4ee3\u7801\u91cc.\n",
      "* \u63d0\u4ea4\u7684gist\u91cc\u5fc5\u9700\u5305\u542b\u7a0b\u5e8f\u7684\u8f93\u51fa.\n",
      "\n",
      "## \u63d0\u793a\n",
      "\n",
      "* `hashlib.sha1(email).hexdigest()`\n",
      "* [CC98\u65b0\u5e16\u63d0\u9192](http://nbviewer.ipython.org/urls/raw.github.com/zhangxaochen/python-course.2014/master/noti98.ipynb)\n",
      "* [CC98\u81ea\u52a8\u56de\u590d](http://nbviewer.ipython.org/urls/raw.github.com/zhangxaochen/python-course.2014/master/reply98.ipynb)"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "import re\n",
      "import bs4\n",
      "import urllib\n",
      "import urllib2\n",
      "from cookielib import CookieJar\n",
      "\n",
      "login_url = 'http://www.cc98.org/login.asp'\n",
      "reply_url = 'http://www.cc98.org/SaveReAnnounce.asp'\n",
      "\n",
      "class Replyer(object):\n",
      "    \n",
      "    def __init__(self, username, password):\n",
      "        self.opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(CookieJar()))\n",
      "        self.opener.open(login_url, urllib.urlencode(dict(\n",
      "            username=username,\n",
      "            password=password,\n",
      "            action='chk'\n",
      "        )))\n",
      "\n",
      "    def info(self, url):\n",
      "        soup = bs4.BeautifulSoup(self.opener.open(url).read(), 'lxml')\n",
      "        keys = ('RootID', 'followup', 'UserName', 'passwd', 'star', 'signflag')\n",
      "        d = {key: soup.find(attrs={'name': key})['value'] for key in keys}\n",
      "        d['method'] = 'fastreply'\n",
      "        d['Expression'] = 'face7.gif'\n",
      "        d['BoardID'] = re.search(r'BoardID=(\\d+)', soup.find(attrs={'name': 'frmAnnounce'})['action']).group(1)\n",
      "        return d\n",
      "    \n",
      "    def reply(self, url):\n",
      "        d = self.info(url)\n",
      "        d['Content'] = self.content(url)\n",
      "        data = self.opener.open(urllib2.Request(\n",
      "            reply_url, \n",
      "            headers={'Referer': 'http://www.cc98.org'}, \n",
      "            data=urllib.urlencode(d)\n",
      "        )).read()\n",
      "        return d['Content']\n",
      "    \n",
      "    def content(self, url):\n",
      "        pass\n",
      "\n",
      "with open('password') as f:\n",
      "    password = f.read().strip()\n",
      "    \n",
      "r = Replyer('username', password)\n",
      "print r.reply('http://www.cc98.org/dispbbs.asp?boardID=509&ID=4223610&page=1')"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    }
   ],
   "metadata": {}
  }
 ]
}