add weixin PSA

Author: jianzuoyi

lib/galaxy/authnz/psa_authnz.py

@@ -52,6 +52,7 @@
     "egi_checkin": "social_core.backends.egi_checkin.EGICheckinOpenIdConnect",
     "oidc": "social_core.backends.open_id_connect.OpenIdConnectAuth",
     "tapis": "galaxy.authnz.tapis.TapisOAuth2",
+    "weixin": "galaxy.authnz.weixin.WeixinAuth2",
 }
 
 BACKENDS_NAME = {
@@ -66,6 +67,7 @@
     "egi_checkin": "egi-checkin",
     "oidc": "oidc",
     "tapis": "tapis",
+    "weixin": "weixin",
 }
 
 AUTH_PIPELINE = (

lib/galaxy/authnz/weixin.py

@@ -0,0 +1,26 @@
+import re
+from social_core.backends.weixin import WeixinOAuth2
+
+class WeixinAuth2(WeixinOAuth2):
+    name = 'weixin'
+
+    def user_data(self, access_token, *args, **kwargs):
+        data = super().user_data(access_token, *args, **kwargs)
+        if not data.get('id_token'):
+            data['id_token'] = "dummy"
+        return data
+
+    def get_user_id(self, details, response):
+        uid = response.get('unionid') or response.get('openid')
+        return uid.lower()
+
+    def get_user_details(self, response):
+        data = super().get_user_details(response)
+        uid = self.get_user_id({}, response)
+        if not uid:
+            return data
+        username = re.sub(r'[^a-z0-9_]', '_', uid.lower())
+        data['username'] = username
+        if not data.get('email') and username:
+            data['email'] = f"{username}@dummy.com"
+        return data