EE: Add the ability to restrict the user roles that can send team invites (#3442)

webapp/utils/channel_intro_messages.jsx

@@ -7,6 +7,8 @@ import EditChannelHeaderModal from 'components/edit_channel_header_modal.jsx';
 import ToggleModalButton from 'components/toggle_modal_button.jsx';
 import UserProfile from 'components/user_profile.jsx';
 import ChannelStore from 'stores/channel_store.jsx';
+import UserStore from 'stores/user_store.jsx';
+import TeamStore from 'stores/team_store.jsx';
 import Constants from 'utils/constants.jsx';
 import * as GlobalActions from 'actions/global_actions.jsx';
 import Client from 'utils/web_client.jsx';
@@ -94,7 +96,7 @@ export function createOffTopicIntroMessage(channel) {
 }
 
 export function createDefaultIntroMessage(channel) {
-    const inviteModalLink = (
+    let inviteModalLink = (
         <a
             className='intro-links'
             href='#'
@@ -108,6 +110,17 @@ export function createDefaultIntroMessage(channel) {
         </a>
     );
 
+    const isAdmin = TeamStore.isTeamAdminForCurrentTeam() || UserStore.isSystemAdminForCurrentUser();
+    const isSystemAdmin = UserStore.isSystemAdminForCurrentUser();
+
+    if (global.window.mm_license.IsLicensed === 'true') {
+        if (global.window.mm_config.RestrictTeamInvite === Constants.TEAM_INVITE_SYSTEM_ADMIN && !isSystemAdmin) {
+            inviteModalLink = null;
+        } else if (global.window.mm_config.RestrictTeamInvite === Constants.TEAM_INVITE_TEAM_ADMIN && !isAdmin) {
+            inviteModalLink = null;
+        }
+    }
+
     return (
         <div className='channel-intro'>
             <FormattedHTMLMessage

webapp/utils/constants.jsx

@@ -755,5 +755,8 @@ export default {
     MAX_PREV_MSGS: 100,
     POST_COLLAPSE_TIMEOUT: 1000 * 60 * 5, // five minutes
     LICENSE_EXPIRY_NOTIFICATION: 1000 * 60 * 60 * 24 * 15, // 15 days
-    LICENSE_GRACE_PERIOD: 1000 * 60 * 60 * 24 * 15 // 15 days
+    LICENSE_GRACE_PERIOD: 1000 * 60 * 60 * 24 * 15, // 15 days
+    TEAM_INVITE_ALL: 'all',
+    TEAM_INVITE_TEAM_ADMIN: 'team_admin',
+    TEAM_INVITE_SYSTEM_ADMIN: 'system_admin'
 };