# -*- coding: utf-8 -*-
# !/usr/bin/env python
"""
-------------------------------------------------
   File Name：     GetFreeProxy.py
   Description :  抓取免费代理
   Author :       JHao
   date：          2016/11/25
-------------------------------------------------
   Change Activity:
                   2016/11/25: 
-------------------------------------------------
"""
import re
import sys
import requests

reload(sys)
sys.setdefaultencoding('utf-8')

from Util.utilFunction import robustCrawl, getHtmlTree

# for debug to disable insecureWarning
requests.packages.urllib3.disable_warnings()

class GetFreeProxy(object):
    """
    proxy getter
    """

    def __init__(self):
        pass

    @staticmethod
    @robustCrawl
    def freeProxyFirst(page=10):
        """
        抓取快代理IP http://www.kuaidaili.com/
        :param page: 翻页数
        :return:
        """
        url_list = ('http://www.kuaidaili.com/proxylist/{page}/'.format(page=page) for page in range(1, page + 1))
        # 页数不用太多， 后面的全是历史IP， 可用性不高
        for url in url_list:
            tree = getHtmlTree(url)
            proxy_list = tree.xpath('.//div[@id="index_free_list"]//tbody/tr')
            for proxy in proxy_list:
                yield ':'.join(proxy.xpath('./td/text()')[0:2])
        print 'finish kuaidaili fetching proxy ip'

    @staticmethod
    @robustCrawl
    def freeProxySecond(proxy_number=100):
        """
        抓取代理66 http://www.66ip.cn/
        :param proxy_number: 代理数量
        :return:
        """
        url = "http://m.66ip.cn/mo.php?sxb=&tqsl={}&port=&export=&ktip=&sxa=&submit=%CC%E1++%C8%A1&textarea=".format(
                proxy_number)
        html = requests.get(url).content
        for proxy in re.findall(r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d{1,5}', html):
            yield proxy
        print 'finish 66ip fetching proxy ip'

    @staticmethod
    @robustCrawl
    def freeProxyThird(days=1):
        """
        抓取有代理 http://www.youdaili.net/Daili/http/
        :param days:
        :return:
        """
        url = "http://www.youdaili.net/Daili/http/"
        tree = getHtmlTree(url)
        page_url_list = tree.xpath('.//div[@class="chunlist"]/ul//a/@href')[0:days]
        for page_url in page_url_list:
            html = requests.get(page_url).content
            proxy_list = re.findall(r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d{1,5}', html)
            for proxy in proxy_list:
                yield proxy
        print 'finish youdaili fetching proxy ip'

    @staticmethod
    @robustCrawl
    def freeProxyFourth():
        """
        抓取西刺代理 http://api.xicidaili.com/free2016.txt
        :return:
        """
        url = "http://api.xicidaili.com/free2016.txt"
        html = requests.get(url).content
        for proxy in re.findall(r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d{1,5}', html):
            yield proxy
        print 'finish xici fetching proxy ip'

    @staticmethod
    @robustCrawl
    def freeProxyFifth():
        """
        抓取guobanjia http://www.goubanjia.com/free/gngn/index.shtml
        :return:
        """
        url = "http://www.goubanjia.com/free/gngn/index.shtml"
        tree = getHtmlTree(url)
        # 现在每天最多放15个（一页）
        for i in xrange(15):
            d = tree.xpath('.//table[@class="table"]/tbody/tr[{}]/td'.format(i + 1))[0]
            o = d.xpath('.//span/text() | .//div/text()')
            yield ''.join(o[:-1]) + ':' + o[-1]
        print 'finish guobanjia fetching proxy ip'


if __name__ == '__main__':
    gg = GetFreeProxy()
    for e in gg.freeProxyFifth():
        print e