Social accounts: Add filter to check if a social account can be disconnected (#11503)

Author: stsewd

readthedocs/core/templatetags/readthedocs/__init__.py

@@ -0,0 +1,19 @@
+from allauth.socialaccount.adapter import get_adapter
+from django import forms, template
+
+register = template.Library()
+
+
+@register.filter
+def can_be_disconnected(account):
+    """
+    Check if a social account can be disconnected.
+
+    This is used to disable the disconnect button for certain social accounts.
+    """
+    adapter = get_adapter()
+    try:
+        adapter.validate_disconnect(account=account, accounts=[])
+        return True
+    except forms.ValidationError:
+        return False