001/* 002 * (C) Copyright 2015 Nuxeo SA (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl-2.1.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Nelson Silva 016 */ 017 018package org.nuxeo.ecm.media.publishing; 019 020import com.google.api.client.auth.oauth2.Credential; 021import org.nuxeo.ecm.media.publishing.adapter.PublishableMedia; 022import org.nuxeo.ecm.platform.oauth2.providers.NuxeoOAuth2ServiceProvider; 023import org.nuxeo.ecm.platform.oauth2.providers.OAuth2ServiceProvider; 024import org.nuxeo.ecm.platform.oauth2.providers.OAuth2ServiceProviderRegistry; 025import org.nuxeo.runtime.api.Framework; 026 027/** 028 * Abstract Media Publishing Provider using OAuth2 029 * 030 * @since 7.3 031 */ 032public abstract class OAuth2MediaPublishingProvider implements MediaPublishingProvider { 033 034 private final String providerName; 035 036 public OAuth2MediaPublishingProvider(String providerName) { 037 this.providerName = providerName; 038 } 039 040 protected OAuth2ServiceProvider getOAuth2ServiceProvider() { 041 OAuth2ServiceProviderRegistry oAuth2ProviderRegistry = Framework.getLocalService(OAuth2ServiceProviderRegistry.class); 042 return oAuth2ProviderRegistry.getProvider(providerName); 043 } 044 045 protected Credential getCredential(String account) { 046 return getOAuth2ServiceProvider() != null ? getOAuth2ServiceProvider().loadCredential(account) : null; 047 } 048 049 @Override 050 public boolean isAvailable() { 051 NuxeoOAuth2ServiceProvider serviceProvider = (NuxeoOAuth2ServiceProvider) getOAuth2ServiceProvider(); 052 return serviceProvider != null && serviceProvider.isEnabled() && 053 serviceProvider.getClientSecret() != null && serviceProvider.getClientId() != null; 054 } 055 056 @Override 057 public boolean isMediaAvailable(PublishableMedia media) { 058 NuxeoOAuth2ServiceProvider serviceProvider = (NuxeoOAuth2ServiceProvider) getOAuth2ServiceProvider(); 059 String account = media.getAccount(providerName); 060 return isAvailable() && serviceProvider != null && getCredential(account) != null; 061 } 062}