Add support for Qianmo

http://qianmo.com/

Tested on my machine.

README.md

@@ -58,6 +58,7 @@ Fork me on GitHub: <https://github.com/soimort/you-get>
 * NetEase (网易视频) <http://v.163.com>
 * NetEase Music (网易云音乐) <http://music.163.com>
 * PPTV <http://www.pptv.com>
+* QianMo (阡陌视频) <http://qianmo.com/>
 * QQ (腾讯视频) <http://v.qq.com>
 * Sina (新浪视频) <http://video.sina.com.cn>
 * Sohu (搜狐视频) <http://tv.sohu.com>

src/you_get/common.py

@@ -922,7 +922,7 @@ def script_main(script_name, download, download_playlist = None):
             sys.exit(1)
 
 def url_to_module(url):
-    from .extractors import netease, w56, acfun, baidu, baomihua, bilibili, blip, catfun, cntv, cbs, coursera, dailymotion, dongting, douban, douyutv, ehow, facebook, freesound, google, sina, ifeng, alive, instagram, iqiyi, joy, jpopsuki, khan, ku6, kugou, kuwo, letv, lizhi, magisto, miomio, mixcloud, mtv81, nicovideo, pptv, qq, sohu, songtaste, soundcloud, ted, theplatform, tudou, tucao, tumblr, twitter, vid48, videobam, vidto, vimeo, vine, vk, xiami, yinyuetai, youku, youtube, zhanqi
+    from .extractors import netease, w56, acfun, baidu, baomihua, bilibili, blip, catfun, cntv, cbs, coursera, dailymotion, dongting, douban, douyutv, ehow, facebook, freesound, google, sina, ifeng, alive, instagram, iqiyi, joy, jpopsuki, khan, ku6, kugou, kuwo, letv, lizhi, magisto, miomio, mixcloud, mtv81, nicovideo, pptv, qianmo, qq, sohu, songtaste, soundcloud, ted, theplatform, tudou, tucao, tumblr, twitter, vid48, videobam, vidto, vimeo, vine, vk, xiami, yinyuetai, youku, youtube, zhanqi
 
     video_host = r1(r'https?://([^/]+)/', url)
     video_url = r1(r'https?://[^/]+(.*)', url)
@@ -974,6 +974,7 @@ def url_to_module(url):
         'mtv81': mtv81,
         'nicovideo': nicovideo,
         'pptv': pptv,
+        'qianmo':qianmo,
         'qq': qq,
         'sina': sina,
         'smgbb': bilibili,

src/you_get/extractors/__init__.py

@@ -33,6 +33,7 @@ from .mtv81 import *
 from .netease import *
 from .nicovideo import *
 from .pptv import *
+from .qianmo import *
 from .qq import *
 from .sina import *
 from .sohu import *

src/you_get/extractors/qianmo.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python
+
+__all__ = ['qianmo_download']
+
+from ..common import *
+import urllib.error
+import json
+
+def qianmo_download(url, output_dir = '.', merge = False, info_only = False):
+    if re.match(r'http://qianmo.com/\w+', url):
+        html = get_html(url)
+        match = re.search(r'(.+?)var video =(.+?);', html)
+        
+        if match:
+            video_info_json = json.loads(match.group(2))
+            title = video_info_json['title']
+            ext_video_id = video_info_json['ext_video_id']
+        
+        html = get_content('http://v.qianmo.com/player/{ext_video_id}'.format(ext_video_id = ext_video_id))
+        c = json.loads(html)
+        url_list = []
+        for i in c['seg']:  #Cannot do list comprehensions
+            for a in c['seg'][i]:
+                for b in a['url']:
+                    url_list.append(b[0])
+        
+        type_ = ''
+        size = 0
+        for url in url_list:
+            _, type_, temp = url_info(url)
+            size += temp
+
+        type, ext, size = url_info(url)
+        print_info(site_info, title, type_, size)
+        if not info_only:
+            download_urls(url_list, title, type_, total_size=None, output_dir=output_dir, merge=merge)
+
+site_info = "qianmo"
+download = qianmo_download
+download_playlist = playlist_not_supported('qianmo')