Download Widevine CDM from Googles CDN

Author: emilsvennesson

lib/config.py

@@ -18,20 +18,27 @@
     'i686': 'x86'
 }
 
-WIDEVINE_DOWNLOAD_MAP = {
+WIDEVINE_ARCH_MAP = {
     'x86_64':
         {
-            'Linux': 'Linux_x86_64-gcc3',
-            'Windows': 'WINNT_x86-msvc',
-            'Darwin': 'Darwin_x86_64-gcc3-u-i386-x86_64'},
+            'Linux': 'x64',
+            'Windows': 'ia32',
+            'Darwin': 'x64'
+        },
     'x86':
         {
-            'Linux': 'Linux_x86-gcc3',
-            'Windows': 'WINNT_x86-msvc',
-            'Darwin': 'Darwin_x86_64-gcc3-u-i386-x86_64'
+            'Linux': 'ia32',
+            'Windows': 'ia32',
+            'Darwin': 'ia32'
         }
 }
 
+WIDEVINE_OS_MAP = {
+    'Linux': 'linux',
+    'Windows': 'win',
+    'Darwin': 'mac'
+}
+
 WIDEVINE_CDM_EXTENSIONS = (
     '.so',
     '.dll',
@@ -68,6 +75,8 @@
 
 WIDEVINE_MINIMUM_KODI_VERSION = '17.4'
 
-WIDEVINE_CDM_SOURCE = 'https://hg.mozilla.org/mozilla-central/raw-file/31465a03c03d1eec31cd4dd5d6b803724dcb29cd/toolkit/content/gmp-sources/widevinecdm.json'
+WIDEVINE_CURRENT_VERSION_URL = 'https://dl.google.com/widevine-cdm/current.txt'
+
+WIDEVINE_DOWNLOAD_URL = 'https://dl.google.com/widevine-cdm/{0}-{1}-{2}.zip'
 
 HLS_MINIMUM_IA_VERSION = '2.0.10'

lib/inputstreamhelper.py

@@ -194,17 +194,22 @@ def _supports_widevine(self):
 
         return True
 
+    def _current_widevine_cdm_version(self):
+        return self._http_request(config.WIDEVINE_CURRENT_VERSION_URL)
+
     def _install_widevine_cdm(self):
         dialog = xbmcgui.Dialog()
         if self._arch in config.WIDEVINE_DOWNLOAD_UNAVAILABLE:
             dialog.ok(self._language(30001), self._language(30006))
             return False
+
         download_path = os.path.join(xbmc.translatePath('special://temp'), 'widevine_cdm.zip')
-        cdm_platform = config.WIDEVINE_DOWNLOAD_MAP[self._arch][self._os]
-        cdm_source = json.loads(self._http_request(config.WIDEVINE_CDM_SOURCE))['vendors']['gmp-widevinecdm']['platforms']
-        cdm_zip_url = cdm_source[cdm_platform]['fileUrl']
+        cdm_version = self._current_widevine_cdm_version()
+        cdm_os = config.WIDEVINE_OS_MAP[self._os]
+        cdm_arch = config.WIDEVINE_ARCH_MAP[self._arch][self._os]
+        cdm_url = config.WIDEVINE_DOWNLOAD_URL.format(cdm_version, cdm_os, cdm_arch)
 
-        downloaded = self._http_request(cdm_zip_url, download=True, download_path=download_path)
+        downloaded = self._http_request(cdm_url, download=True, download_path=download_path)
         if downloaded:
             if self._unzip_widevine_cdm(download_path):
                 dialog.ok(self._language(30001), self._language(30003))