Adapt for changes in v2/users API

Change-Id: I927b81882fa20e5b3de3d9fc216e2136f7036bba

src/synapse/dataProvider.js

@@ -25,11 +25,7 @@ const resourceMap = {
       deactivated: !!u.deactivated,
     }),
     data: "users",
-    total: (json, from, perPage) => {
-      return json.next_token
-        ? parseInt(json.next_token, 10) + perPage
-        : from + json.users.length;
-    },
+    total: json => json.total,
     delete: id => ({
       endpoint: `/_synapse/admin/v1/deactivate/${id}`,
       body: { erase: true },
@@ -96,25 +92,6 @@ const dataProvider = {
     const homeserver_url = homeserver + res.path;
     const url = `${homeserver_url}?${stringify(query)}`;
 
-    // searching for users is not implemented in admin api
-    if (params.filter.q) {
-      console.log("searching");
-      const search_query = { limit: perPage, search_term: params.filter.q };
-      const search_url =
-        homeserver + `/_matrix/client/r0/user_directory/search`;
-      return jsonClient(search_url, {
-        method: "POST",
-        body: JSON.stringify(search_query),
-      }).then(({ json }) => ({
-        data: json["results"].map(u => ({
-          ...u,
-          id: u.user_id,
-          name: u.user_id,
-        })),
-        total: json.limited ? perPage * 2 : json.results.length,
-      }));
-    }
-
     return jsonClient(url).then(({ json }) => ({
       data: json[res.data].map(res.map),
       total: res.total(json, from, perPage),