Add back the ability to retrieve information for an org member directly

Fixes #427

endpoints/api/organization.py

@@ -278,6 +278,46 @@ class OrganizationMemberList(ApiResource):
 class OrganizationMember(ApiResource):
   """ Resource for managing individual organization members. """
 
+  @require_scope(scopes.ORG_ADMIN)
+  @nickname('getOrganizationMember')
+  def get(self, orgname, membername):
+    """ Retrieves the details of a member of the organization.
+    """
+    permission = AdministerOrganizationPermission(orgname)
+    if permission.can():
+      # Lookup the user.
+      member = model.user.get_user(membername)
+      if not member:
+        raise NotFound()
+
+      organization = model.user.get_user_or_org(orgname)
+      if not organization:
+        raise NotFound()
+
+      # Lookup the user's information in the organization.
+      teams = list(model.team.get_user_teams_within_org(membername, organization))
+      if not teams:
+        raise NotFound()
+
+      repo_permissions = model.permission.list_organization_member_permissions(organization, member)
+
+      def local_team_view(team):
+        return {
+          'name': team.name,
+          'avatar': avatar.get_data_for_team(team),
+        }
+
+      return {
+        'name': member.username,
+        'kind': 'robot' if member.robot else 'user',
+        'avatar': avatar.get_data_for_user(member),
+        'teams': [local_team_view(team) for team in teams],
+        'repositories': [permission.repository.name for permission in repo_permissions]
+      }
+
+    raise Unauthorized()
+
+
   @require_scope(scopes.ORG_ADMIN)
   @nickname('removeOrganizationMember')
   def delete(self, orgname, membername):