add support for Facebook, fix #74

README.md

@@ -13,6 +13,7 @@ Fork me on GitHub: <https://github.com/soimort/you-get>
 * YouTube <http://www.youtube.com>
 * Vimeo <http://vimeo.com>
 * Dailymotion <http://dailymotion.com>
+* Facebook <http://facebook.com>
 * Google+ <http://plus.google.com>
 * Tumblr <http://www.tumblr.com>
 * SoundCloud <http://soundcloud.com>
@@ -205,6 +206,7 @@ You-Get基于优酷下载脚本[iambus/youku-lixian](https://github.com/iambus/y
 * YouTube <http://www.youtube.com>
 * Vimeo <http://vimeo.com>
 * Dailymotion <http://dailymotion.com>
+* Facebook <http://facebook.com>
 * Google+ <http://plus.google.com>
 * Tumblr <http://www.tumblr.com>
 * SoundCloud <http://soundcloud.com>

README.txt

@@ -16,6 +16,7 @@ Supported Sites (As of Now)
 * YouTube http://www.youtube.com
 * Vimeo http://vimeo.com
 * Dailymotion http://dailymotion.com
+* Facebook http://facebook.com
 * Google+ http://plus.google.com
 * Tumblr http://www.tumblr.com
 * SoundCloud http://soundcloud.com

you_get/downloader/__init__.py

@@ -4,6 +4,7 @@ from .acfun import *
 from .bilibili import *
 from .cntv import *
 from .dailymotion import *
+from .facebook import *
 from .googleplus import *
 from .ifeng import *
 from .iqiyi import *

you_get/downloader/facebook.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python
+
+__all__ = ['facebook_download']
+
+from ..common import *
+
+def facebook_download(url, output_dir = '.', merge = True, info_only = False):
+    html = get_html(url)
+    
+    title = r1(r'<title id="pageTitle">(.+) \| Facebook</title>', html)
+    
+    for fmt in ["hd_src", "sd_src"]:
+        src = parse.unquote(unicodize(r1(r'\["' + fmt + '","([^"]*)', html)))
+        if src:
+            break
+    
+    type, ext, size = url_info(src)
+    
+    print_info(site_info, title, type, size)
+    if not info_only:
+        download_urls([src], title, ext, size, output_dir, merge = merge)
+
+site_info = "Facebook.com"
+download = facebook_download
+download_playlist = playlist_not_supported('facebook')

you_get/main.py

@@ -24,6 +24,7 @@ def url_to_module(url):
         'bilibili': bilibili,
         'cntv': cntv,
         'dailymotion': dailymotion,
+        'facebook': facebook,
         'google': googleplus,
         'iask': sina,
         'ifeng': ifeng,