ghost/core/client/app/controllers/modals/transfer-owner.js

import Ember from 'ember';
import {request as ajax} from 'ic-ajax';

const {Controller, inject, isArray} = Ember;

export default Controller.extend({
    dropdown: inject.service(),
    ghostPaths: inject.service('ghost-paths'),
    notifications: inject.service(),

    confirm: {
        accept: {
            text: 'Yep - I\'m sure',
            buttonClass: 'btn btn-red'
        },
        reject: {
            text: 'Cancel',
            buttonClass: 'btn btn-default btn-minor'
        }
    },

    actions: {
        confirmAccept() {
            let user = this.get('model');
            let url = this.get('ghostPaths.url').api('users', 'owner');

            this.get('dropdown').closeDropdowns();

            ajax(url, {
                type: 'PUT',
                data: {
                    owner: [{
                        id: user.get('id')
                    }]
                }
            }).then((response) => {
                // manually update the roles for the users that just changed roles
                // because store.pushPayload is not working with embedded relations
                if (response && isArray(response.users)) {
                    response.users.forEach((userJSON) => {
                        let user = this.store.peekRecord('user', userJSON.id);
                        let role = this.store.peekRecord('role', userJSON.roles[0].id);

                        user.set('role', role);
                    });
                }

                this.get('notifications').showAlert(`Ownership successfully transferred to ${user.get('name')}`, {type: 'success', key: 'owner.transfer.success'});
            }).catch((error) => {
                this.get('notifications').showAPIError(error, {key: 'owner.transfer'});
            });
        },

        confirmReject() {
            return false;
        }
    }
});