_supports_widevine() method

Author: emilsvennesson

lib/config.py

@@ -10,7 +10,7 @@
     'com.widevine.alpha': 'widevine'
 }
 
-WIDEVINE_ARCHS = {
+ARCHS = {
     'x86_64': 'x86_64',
     'AMD64': 'x86_64',
     'x86': 'x86',
@@ -34,6 +34,14 @@
 
 WIDEVINE_CDM_EXTENSIONS = ['.so', '.dll', '.dylib']
 
+WIDEVINE_SUPPORTED_ARCHS = ['x86_64', 'x86', 'aarch64', 'aarch64_be', 'armv7', 'armv8', 'arm64']
+
+WIDEVINE_SUPPORTED_OS = ['Linux', 'Windows', 'Darwin']
+
+WIDEVINE_DOWNLOAD_UNAVAILABLE = ['aarch64', 'aarch64_be', 'armv7', 'armv8', 'arm64']
+
+WIDEVINE_ANDROID_MINIMUM_KODI_VERSION = '18.0'
+
 WIDEVINE_MINIMUM_KODI_VERSION = '17.4'
 
 WIDEVINE_CDM_SOURCE = 'https://hg.mozilla.org/mozilla-central/raw-file/31465a03c03d1eec31cd4dd5d6b803724dcb29cd/toolkit/content/gmp-sources/widevinecdm.json'

lib/inputstreamhelper.py

@@ -15,7 +15,7 @@ def __init__(self, protocol, drm=None):
         self._addon = xbmcaddon.Addon('script.module.inputstreamhelper')
         self._logging_prefix = '[%s-%s]' % (self._addon.getAddonInfo('id'), self._addon.getAddonInfo('version'))
         self._language = self._addon.getLocalizedString
-        self._arch = platform.machine()
+        self._arch = self._get_arch(platform.machine())
         self._os = platform.system()
         self._log('Platform information: {0}'.format(platform.uname()))
 
@@ -32,6 +32,12 @@ def __init__(self, protocol, drm=None):
     class InputStreamException(Exception):
         pass
 
+    def _get_arch(self, arch):
+        if arch in config.ARCHS:
+            return config.ARCHS[arch]
+        else:
+            return arch
+
     def _log(self, string):
         msg = '{0}: {1}'.format(self._logging_prefix, string)
         xbmc.log(msg=msg, level=xbmc.LOGDEBUG)
@@ -48,7 +54,7 @@ def _inputstream_version(self):
         addon = xbmcaddon.Addon(self._inputstream_addon)
         return addon.getAddonInfo('version')
 
-    def has_widevine_cdm(self):
+    def _has_widevine_cdm(self):
         if xbmc.getCondVisibility('system.platform.android'):  # widevine is built in on android
             return True
         else:
@@ -117,6 +123,28 @@ def _enable_inputstream(self):
         else:
             return True
 
+    def _supports_widevine(self):
+        dialog = xbmcgui.Dialog()
+        if xbmc.getCondVisibility('system.platform.android'):
+            min_version = config.WIDEVINE_ANDROID_MINIMUM_KODI_VERSION
+        else:
+            min_version = config.WIDEVINE_MINIMUM_KODI_VERSION
+
+        if self._arch not in config.WIDEVINE_SUPPORTED_ARCHS:
+            dialog.ok(self._language(30004), self._language(30007))
+            return False
+        if self._os not in config.WIDEVINE_SUPPORTED_OS:
+            dialog.ok(self._language(30004), self._language(30011).format(self._os))
+            return False
+        if LooseVersion(min_version) > LooseVersion(self._kodi_version()):
+            dialog.ok(self._language(30004), self._language(30010).format(min_version))
+            return False
+        if 'WindowsApps' in xbmc.translatePath('special://xbmcbin/'):  # uwp is not supported
+            dialog.ok(self._language(30004), self._language(30012))
+            return False
+
+        return True
+
     def check_for_inputstream(self):
         """Ensures that selected InputStream add-on is installed and enabled.
         Displays a select dialog if add-on is installed but not enabled."""

resources/language/resource.language.en_gb/strings.po

@@ -48,3 +48,15 @@ msgstr ""
 msgctxt "#30009"
 msgid "[B]{0}[/B] is not enabled. This add-on is required to play this content.[CR][CR]Would you like to enable [B]{1}[/B]?"
 msgstr ""
+
+msgctxt "#30010"
+msgid "[B]Kodi {0}[/B] or higher is required for Widevine DRM content playback."
+msgstr ""
+
+msgctxt "#30011"
+msgid "This operating system ([B]{0}[/B]) is not supported by Widevine DRM."
+msgstr ""
+
+msgctxt "#30012"
+msgid "The Windows Store version of Kodi does not support Widevine DRM. Please use the installer from kodi.tv instead."
+msgstr ""