[leeco] Fix extraction (closes #12974)

Seems on mobile devices a similar API is used, but I always get an AD
with mimicking that API.

ChangeLog

@@ -1,3 +1,9 @@
+version <unreleased>
+
+Extractors
+* [leeco] Fix extraction (#12974)
+
+
 version 2017.05.01
 
 Core

youtube_dl/extractor/leeco.py

@@ -23,7 +23,6 @@ from ..utils import (
     str_or_none,
     url_basename,
     urshift,
-    update_url_query,
 )
 
 
@@ -51,7 +50,7 @@ class LeIE(InfoExtractor):
             'id': '1415246',
             'ext': 'mp4',
             'title': '美人天下01',
-            'description': 'md5:f88573d9d7225ada1359eaf0dbf8bcda',
+            'description': 'md5:28942e650e82ed4fcc8e4de919ee854d',
         },
         'params': {
             'hls_prefer_native': True,
@@ -69,7 +68,6 @@ class LeIE(InfoExtractor):
         'params': {
             'hls_prefer_native': True,
         },
-        'skip': 'Only available in China',
     }, {
         'url': 'http://sports.le.com/video/25737697.html',
         'only_matching': True,
@@ -81,7 +79,7 @@ class LeIE(InfoExtractor):
         'only_matching': True,
     }]
 
-    # ror() and calc_time_key() are reversed from a embedded swf file in KLetvPlayer.swf
+    # ror() and calc_time_key() are reversed from a embedded swf file in LetvPlayer.swf
     def ror(self, param1, param2):
         _loc3_ = 0
         while _loc3_ < param2:
@@ -90,15 +88,8 @@ class LeIE(InfoExtractor):
         return param1
 
     def calc_time_key(self, param1):
-        _loc2_ = 773625421
-        _loc3_ = self.ror(param1, _loc2_ % 13)
-        _loc3_ = _loc3_ ^ _loc2_
-        _loc3_ = self.ror(_loc3_, _loc2_ % 17)
-        return _loc3_
-
-    # reversed from http://jstatic.letvcdn.com/sdk/player.js
-    def get_mms_key(self, time):
-        return self.ror(time, 8) ^ 185025305
+        _loc2_ = 185025305
+        return self.ror(param1, _loc2_ % 17) ^ _loc2_
 
     # see M3U8Encryption class in KLetvPlayer.swf
     @staticmethod
@@ -122,7 +113,7 @@ class LeIE(InfoExtractor):
 
     def _check_errors(self, play_json):
         # Check for errors
-        playstatus = play_json['playstatus']
+        playstatus = play_json['msgs']['playstatus']
         if playstatus['status'] == 0:
             flag = playstatus['flag']
             if flag == 1:
@@ -134,59 +125,32 @@ class LeIE(InfoExtractor):
         media_id = self._match_id(url)
         page = self._download_webpage(url, media_id)
 
-        play_json_h5 = self._download_json(
-            'http://api.le.com/mms/out/video/playJsonH5',
-            media_id, 'Downloading html5 playJson data', query={
-                'id': media_id,
-                'platid': 3,
-                'splatid': 304,
-                'format': 1,
-                'tkey': self.get_mms_key(int(time.time())),
-                'domain': 'www.le.com',
-                'tss': 'no',
-            },
-            headers=self.geo_verification_headers())
-        self._check_errors(play_json_h5)
-
         play_json_flash = self._download_json(
-            'http://api.le.com/mms/out/video/playJson',
+            'http://player-pc.le.com/mms/out/video/playJson',
             media_id, 'Downloading flash playJson data', query={
                 'id': media_id,
                 'platid': 1,
                 'splatid': 101,
                 'format': 1,
+                'source': 1000,
                 'tkey': self.calc_time_key(int(time.time())),
                 'domain': 'www.le.com',
+                'region': 'cn',
             },
             headers=self.geo_verification_headers())
         self._check_errors(play_json_flash)
 
-        def get_h5_urls(media_url, format_id):
-            location = self._download_json(
-                media_url, media_id,
-                'Download JSON metadata for format %s' % format_id, query={
-                    'format': 1,
-                    'expect': 3,
-                    'tss': 'no',
-                })['location']
-
-            return {
-                'http': update_url_query(location, {'tss': 'no'}),
-                'hls': update_url_query(location, {'tss': 'ios'}),
-            }
-
         def get_flash_urls(media_url, format_id):
-            media_url += '&' + compat_urllib_parse_urlencode({
+            nodes_data = self._download_json(
+                media_url, media_id,
+                'Download JSON metadata for format %s' % format_id,
+                query={
                     'm3v': 1,
                     'format': 1,
                     'expect': 3,
-                'rateid': format_id,
+                    'tss': 'ios',
                 })
 
-            nodes_data = self._download_json(
-                media_url, media_id,
-                'Download JSON metadata for format %s' % format_id)
-
             req = self._request_webpage(
                 nodes_data['nodelist'][0]['location'], media_id,
                 note='Downloading m3u8 information for format %s' % format_id)
@@ -199,8 +163,7 @@ class LeIE(InfoExtractor):
 
         extracted_formats = []
         formats = []
-        for play_json, get_urls in ((play_json_h5, get_h5_urls), (play_json_flash, get_flash_urls)):
-            playurl = play_json['playurl']
+        playurl = play_json_flash['msgs']['playurl']
         play_domain = playurl['domain'][0]
 
         for format_id, format_data in playurl.get('dispatch', []).items():
@@ -209,7 +172,7 @@ class LeIE(InfoExtractor):
             extracted_formats.append(format_id)
 
             media_url = play_domain + format_data[0]
-                for protocol, format_url in get_urls(media_url, format_id).items():
+            for protocol, format_url in get_flash_urls(media_url, format_id).items():
                 f = {
                     'url': format_url,
                     'ext': determine_ext(format_data[1]),