/*
* Copyright 2014 Groupon, Inc
* Copyright 2014 The Billing Project, LLC
*
* The Billing Project licenses this file to you under the Apache License, version 2.0
* (the "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package org.killbill.billing.jaxrs.resources;
import java.util.List;
import java.util.UUID;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.Consumes;
import javax.ws.rs.HeaderParam;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
import org.killbill.billing.account.api.Account;
import org.killbill.billing.account.api.AccountApiException;
import org.killbill.billing.account.api.AccountUserApi;
import org.killbill.billing.jaxrs.json.GatewayNotificationJson;
import org.killbill.billing.jaxrs.json.HostedPaymentPageFieldsJson;
import org.killbill.billing.jaxrs.json.HostedPaymentPageFormDescriptorJson;
import org.killbill.billing.jaxrs.json.PluginPropertyJson;
import org.killbill.billing.jaxrs.util.Context;
import org.killbill.billing.jaxrs.util.JaxrsUriBuilder;
import org.killbill.billing.payment.api.PaymentApi;
import org.killbill.billing.payment.api.PaymentApiException;
import org.killbill.billing.payment.api.PaymentGatewayApi;
import org.killbill.billing.payment.api.PluginProperty;
import org.killbill.billing.payment.plugin.api.GatewayNotification;
import org.killbill.billing.payment.plugin.api.HostedPaymentPageFormDescriptor;
import org.killbill.billing.util.api.AuditUserApi;
import org.killbill.billing.util.api.CustomFieldUserApi;
import org.killbill.billing.util.api.TagUserApi;
import org.killbill.billing.util.callcontext.CallContext;
import org.killbill.clock.Clock;
import com.codahale.metrics.annotation.Timed;
import com.google.common.base.Function;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import static javax.ws.rs.core.MediaType.APPLICATION_JSON;
import static javax.ws.rs.core.MediaType.WILDCARD;
@Path(JaxrsResource.PAYMENT_GATEWAYS_PATH)
public class PaymentGatewayResource extends JaxRsResourceBase {
private final PaymentGatewayApi paymentGatewayApi;
@Inject
public PaymentGatewayResource(final JaxrsUriBuilder uriBuilder,
final TagUserApi tagUserApi,
final CustomFieldUserApi customFieldUserApi,
final AuditUserApi auditUserApi,
final AccountUserApi accountUserApi,
final PaymentGatewayApi paymentGatewayApi,
final PaymentApi paymentApi,
final Clock clock,
final Context context) {
super(uriBuilder, tagUserApi, customFieldUserApi, auditUserApi, accountUserApi, paymentApi, clock, context);
this.paymentGatewayApi = paymentGatewayApi;
}
//@Timed
@POST
@Path("/" + HOSTED + "/" + FORM + "/{" + QUERY_ACCOUNT_ID + ":" + UUID_PATTERN + "}")
@Consumes(APPLICATION_JSON)
@Produces(APPLICATION_JSON)
// Generate form data to redirect the customer to the gateway
public Response buildFormDescriptor(final HostedPaymentPageFieldsJson json,
@PathParam(QUERY_ACCOUNT_ID) final String accountIdString,
@QueryParam(QUERY_PLUGIN_PROPERTY) final List<String> pluginPropertiesString,
@HeaderParam(HDR_CREATED_BY) final String createdBy,
@HeaderParam(HDR_REASON) final String reason,
@HeaderParam(HDR_COMMENT) final String comment,
@javax.ws.rs.core.Context final UriInfo uriInfo,
@javax.ws.rs.core.Context final HttpServletRequest request) throws PaymentApiException, AccountApiException {
final Iterable<PluginProperty> pluginProperties = extractPluginProperties(pluginPropertiesString);
final CallContext callContext = context.createContext(createdBy, reason, comment, request);
final UUID accountId = UUID.fromString(accountIdString);
final Account account = accountUserApi.getAccountById(accountId, callContext);
final Iterable<PluginProperty> customFields;
if (json == null) {
customFields = ImmutableList.<PluginProperty>of();
} else {
customFields = Iterables.<PluginPropertyJson, PluginProperty>transform(json.getCustomFields(),
new Function<PluginPropertyJson, PluginProperty>() {
@Override
public PluginProperty apply(final PluginPropertyJson pluginPropertyJson) {
return pluginPropertyJson.toPluginProperty();
}
}
);
}
final HostedPaymentPageFormDescriptor descriptor = paymentGatewayApi.buildFormDescriptor(account, customFields, pluginProperties, callContext);
final HostedPaymentPageFormDescriptorJson result = new HostedPaymentPageFormDescriptorJson(descriptor);
return Response.status(Response.Status.OK).entity(result).build();
}
//@Timed
@POST
@Path("/" + NOTIFICATION + "/{" + QUERY_PAYMENT_PLUGIN_NAME + ":" + ANYTHING_PATTERN + "}")
@Consumes(WILDCARD)
@Produces(APPLICATION_JSON)
public Response processNotification(final String body,
@PathParam(QUERY_PAYMENT_PLUGIN_NAME) final String pluginName,
@QueryParam(QUERY_PLUGIN_PROPERTY) final List<String> pluginPropertiesString,
@HeaderParam(HDR_CREATED_BY) final String createdBy,
@HeaderParam(HDR_REASON) final String reason,
@HeaderParam(HDR_COMMENT) final String comment,
@javax.ws.rs.core.Context final UriInfo uriInfo,
@javax.ws.rs.core.Context final HttpServletRequest request) throws PaymentApiException {
final Iterable<PluginProperty> pluginProperties = extractPluginProperties(pluginPropertiesString);
final CallContext callContext = context.createContext(createdBy, reason, comment, request);
final String notificationPayload;
if (Strings.emptyToNull(body) == null && uriInfo.getRequestUri() != null) {
notificationPayload = uriInfo.getRequestUri().getRawQuery();
} else {
notificationPayload = body;
}
// Note: the body is opaque here, as it comes from the gateway. The associated payment plugin will know how to deserialize it though
final GatewayNotification notification = paymentGatewayApi.processNotification(notificationPayload, pluginName, pluginProperties, callContext);
final GatewayNotificationJson result = new GatewayNotificationJson(notification);
// The plugin told us how to build the response
return result.toResponse();
}
}