/*******************************************************************************
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.ofbiz.webapp.event;
import static org.ofbiz.base.util.UtilGenerics.checkCollection;
import static org.ofbiz.base.util.UtilGenerics.checkMap;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.sql.Timestamp;
import java.util.Collection;
import java.util.Date;
import java.util.Iterator;
import java.util.Locale;
import java.util.Map;
import java.util.TimeZone;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javolution.util.FastMap;
import org.ofbiz.base.util.Debug;
import org.ofbiz.base.util.UtilHttp;
import org.ofbiz.base.util.UtilProperties;
import org.ofbiz.base.util.UtilValidate;
import org.ofbiz.entity.Delegator;
import org.ofbiz.entity.DelegatorFactory;
import org.ofbiz.entity.GenericEntity;
import org.ofbiz.entity.GenericValue;
import org.ofbiz.security.authz.Authorization;
import org.ofbiz.service.DispatchContext;
import org.ofbiz.service.GenericDispatcher;
import org.ofbiz.service.GenericServiceException;
import org.ofbiz.service.LocalDispatcher;
import org.ofbiz.service.ModelService;
import org.ofbiz.service.ServiceDispatcher;
import org.ofbiz.service.calendar.RecurrenceRule;
import org.ofbiz.webapp.control.RequestHandler;
import org.ofbiz.webapp.control.ConfigXMLReader.Event;
/**
* CoreEvents - WebApp Events Related To Framework pieces
*/
public class CoreEvents {
public static final String module = CoreEvents.class.getName();
public static final String err_resource = "WebappUiLabels";
/**
* Return success event. Used as a place holder for events.
* @param request HttpServletRequest
* @param response HttpServletResponse
* @return Response code string
*/
public static String returnSuccess(HttpServletRequest request, HttpServletResponse response) {
return "success";
}
/**
* Return error event. Used as a place holder for events.
* @param request HttpServletRequest
* @param response HttpServletResponse
* @return Response code string
*/
public static String returnError(HttpServletRequest request, HttpServletResponse response) {
return "error";
}
/**
* Return null event. Used as a place holder for events.
* @param request HttpServletRequest
* @param response HttpServletResponse
* @return Response code string
*/
public static String returnNull(HttpServletRequest request, HttpServletResponse response) {
return null;
}
/**
* Change delegator event. Changes the delegator for the current session
* @param request HttpServletRequest
* @param response HttpServletResponse
* @return Response code string
*/
public static String changeDelegator(HttpServletRequest request, HttpServletResponse response) {
String delegatorName = request.getParameter("delegator");
Authorization authz = (Authorization) request.getAttribute("authz");
Locale locale = UtilHttp.getLocale(request);
if (!authz.hasPermission(request.getSession(), "ENTITY_MAINT", null)) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.not_authorized_use_fct", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
if (delegatorName == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.delegator_not_passed", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
Delegator delegator = DelegatorFactory.getDelegator(delegatorName);
if (delegator == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.no_delegator_name_defined", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
// now change the dispatcher to use this delegator
LocalDispatcher dispatcher = (LocalDispatcher) request.getAttribute("dispatcher");
DispatchContext dctx = dispatcher.getDispatchContext();
String dispatcherName = dispatcher.getName();
if (dispatcherName == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.dispatcher_name_null", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
if (dctx == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.dispatcher_context_null", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
dispatcher = GenericDispatcher.getLocalDispatcher(dispatcherName, delegator);
request.getSession().setAttribute("delegator", delegator);
request.getSession().setAttribute("dispatcher", dispatcher);
return "success";
}
/**
* Change dispatcher event. Changes the dispatch for the current session
* @param request HttpServletRequest
* @param response HttpServletResponse
* @return Response code string
*/
public static String changeDispatcher(HttpServletRequest request, HttpServletResponse response) {
String dispatcherName = request.getParameter("dispatcher");
Authorization authz = (Authorization) request.getAttribute("authz");
Locale locale = UtilHttp.getLocale(request);
if (!authz.hasPermission(request.getSession(), "ENTITY_MAINT", null)) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.not_authorized_use_fct", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
if (dispatcherName == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.dispatcher_not_passed", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
Delegator delegator = (Delegator) request.getAttribute("delegator");
ServiceDispatcher sd = ServiceDispatcher.getInstance(dispatcherName, delegator);
if (sd == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.no_dispachter_name_registered", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
LocalDispatcher dispatcher = sd.getLocalContext(dispatcherName).getDispatcher();
request.getSession().setAttribute("dispatcher", dispatcher);
return "success";
}
/**
* Schedule a service for a specific time or recurrence
* Request Parameters which are used for this service:
*
* SERVICE_NAME - Name of the service to invoke
* SERVICE_TIME - First time the service will occur
* SERVICE_FREQUENCY - The type of recurrence (SECONDLY,MINUTELY,DAILY,etc)
* SERVICE_INTERVAL - The interval of the frequency (every 5 minutes, etc)
*
* @param request HttpServletRequest
* @param response HttpServletResponse
* @return Response code string
*/
public static String scheduleService(HttpServletRequest request, HttpServletResponse response) {
GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
Authorization authz = (Authorization) request.getAttribute("authz");
LocalDispatcher dispatcher = (LocalDispatcher) request.getAttribute("dispatcher");
//Delegator delegator = (Delegator) request.getAttribute("delegator");
Locale locale = UtilHttp.getLocale(request);
TimeZone timeZone = UtilHttp.getTimeZone(request);
Map<String, Object> params = UtilHttp.getParameterMap(request);
// get the schedule parameters
String jobName = (String) params.remove("JOB_NAME");
String serviceName = (String) params.remove("SERVICE_NAME");
String poolName = (String) params.remove("POOL_NAME");
String serviceTime = (String) params.remove("SERVICE_TIME");
String serviceEndTime = (String) params.remove("SERVICE_END_TIME");
String serviceFreq = (String) params.remove("SERVICE_FREQUENCY");
String serviceIntr = (String) params.remove("SERVICE_INTERVAL");
String serviceCnt = (String) params.remove("SERVICE_COUNT");
String retryCnt = (String) params.remove("SERVICE_MAXRETRY");
// the frequency map
Map<String, Integer> freqMap = FastMap.newInstance();
freqMap.put("SECONDLY", Integer.valueOf(1));
freqMap.put("MINUTELY", Integer.valueOf(2));
freqMap.put("HOURLY", Integer.valueOf(3));
freqMap.put("DAILY", Integer.valueOf(4));
freqMap.put("WEEKLY", Integer.valueOf(5));
freqMap.put("MONTHLY", Integer.valueOf(6));
freqMap.put("YEARLY", Integer.valueOf(7));
// some defaults
long startTime = (new Date()).getTime();
long endTime = 0;
int maxRetry = -1;
int count = 1;
int interval = 1;
int frequency = RecurrenceRule.DAILY;
StringBuilder errorBuf = new StringBuilder();
// make sure we passed a service
if (serviceName == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.must_specify_service", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
// lookup the service definition to see if this service is externally available, if not require the SERVICE_INVOKE_ANY permission
ModelService modelService = null;
try {
modelService = dispatcher.getDispatchContext().getModelService(serviceName);
} catch (GenericServiceException e) {
Debug.logError(e, "Error looking up ModelService for serviceName [" + serviceName + "]", module);
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.error_modelservice_for_srv_name", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg + " [" + serviceName + "]: " + e.toString());
return "error";
}
if (modelService == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.service_name_not_find", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg + " [" + serviceName + "]");
return "error";
}
// make the context valid; using the makeValid method from ModelService
Map<String, Object> serviceContext = FastMap.newInstance();
Iterator<String> ci = modelService.getInParamNames().iterator();
while (ci.hasNext()) {
String name = ci.next();
// don't include userLogin, that's taken care of below
if ("userLogin".equals(name)) continue;
// don't include locale, that is also taken care of below
if ("locale".equals(name)) continue;
Object value = request.getParameter(name);
// if the parameter wasn't passed and no other value found, don't pass on the null
if (value == null) {
value = request.getAttribute(name);
}
if (value == null) {
value = request.getSession().getAttribute(name);
}
if (value == null) {
// still null, give up for this one
continue;
}
if (value instanceof String && ((String) value).length() == 0) {
// interpreting empty fields as null values for each in back end handling...
value = null;
}
// set even if null so that values will get nulled in the db later on
serviceContext.put(name, value);
}
serviceContext = modelService.makeValid(serviceContext, ModelService.IN_PARAM, true, null, timeZone, locale);
if (userLogin != null) {
serviceContext.put("userLogin", userLogin);
}
if (locale != null) {
serviceContext.put("locale", locale);
}
if (!modelService.export && !authz.hasPermission(request.getSession(), "SERVICE_INVOKE_ANY", null)) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.not_authorized_to_call", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
// some conversions
if (UtilValidate.isNotEmpty(serviceTime)) {
try {
Timestamp ts1 = Timestamp.valueOf(serviceTime);
startTime = ts1.getTime();
} catch (IllegalArgumentException e) {
try {
startTime = Long.parseLong(serviceTime);
} catch (NumberFormatException nfe) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.invalid_format_time", locale);
errorBuf.append("<li>" + errMsg);
}
}
if (startTime < (new Date()).getTime()) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.service_time_already_passed", locale);
errorBuf.append("<li>" + errMsg);
}
}
if (UtilValidate.isNotEmpty(serviceEndTime)) {
try {
Timestamp ts1 = Timestamp.valueOf(serviceEndTime);
endTime = ts1.getTime();
} catch (IllegalArgumentException e) {
try {
endTime = Long.parseLong(serviceTime);
} catch (NumberFormatException nfe) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.invalid_format_time", locale);
errorBuf.append("<li>" + errMsg);
}
}
if (endTime < (new Date()).getTime()) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.service_time_already_passed", locale);
errorBuf.append("<li>" + errMsg);
}
}
if (UtilValidate.isNotEmpty(serviceIntr)) {
try {
interval = Integer.parseInt(serviceIntr);
} catch (NumberFormatException nfe) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.invalid_format_interval", locale);
errorBuf.append("<li>" + errMsg);
}
}
if (UtilValidate.isNotEmpty(serviceCnt)) {
try {
count = Integer.parseInt(serviceCnt);
} catch (NumberFormatException nfe) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.invalid_format_count", locale);
errorBuf.append("<li>" + errMsg);
}
}
if (UtilValidate.isNotEmpty(serviceFreq)) {
int parsedValue = 0;
try {
parsedValue = Integer.parseInt(serviceFreq);
if (parsedValue > 0 && parsedValue < 8)
frequency = parsedValue;
} catch (NumberFormatException nfe) {
parsedValue = 0;
}
if (parsedValue == 0) {
if (!freqMap.containsKey(serviceFreq.toUpperCase())) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.invalid_format_frequency", locale);
errorBuf.append("<li>" + errMsg);
} else {
frequency = freqMap.get(serviceFreq.toUpperCase()).intValue();
}
}
}
if (UtilValidate.isNotEmpty(retryCnt)) {
int parsedValue = -2;
try {
parsedValue = Integer.parseInt(retryCnt);
} catch (NumberFormatException e) {
parsedValue = -2;
}
if (parsedValue > -2) {
maxRetry = parsedValue;
} else {
maxRetry = modelService.maxRetry;
}
} else {
maxRetry = modelService.maxRetry;
}
// return the errors
if (errorBuf.length() > 0) {
request.setAttribute("_ERROR_MESSAGE_", errorBuf.toString());
return "error";
}
Map<String, Object> syncServiceResult = null;
// schedule service
try {
if (null!=request.getParameter("_RUN_SYNC_") && request.getParameter("_RUN_SYNC_").equals("Y")) {
syncServiceResult = dispatcher.runSync(serviceName, serviceContext);
} else {
dispatcher.schedule(jobName, poolName, serviceName, serviceContext, startTime, frequency, interval, count, endTime, maxRetry);
}
} catch (GenericServiceException e) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.service_dispatcher_exception", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg + e.getMessage());
return "error";
}
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.service_scheduled", locale);
request.setAttribute("_EVENT_MESSAGE_", errMsg);
if (null!=syncServiceResult) {
request.getSession().setAttribute("_RUN_SYNC_RESULT_", syncServiceResult);
return "sync_success";
}
return "success";
}
public static String saveServiceResultsToSession(HttpServletRequest request, HttpServletResponse response) {
HttpSession session = request.getSession();
Locale locale = UtilHttp.getLocale(request);
Map<String, Object> syncServiceResult = checkMap(session.getAttribute("_RUN_SYNC_RESULT_"), String.class, Object.class);
if (null==syncServiceResult) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.no_fields_in_session", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
if (null!=request.getParameter("_CLEAR_PREVIOUS_PARAMS_") && request.getParameter("_CLEAR_PREVIOUS_PARAMS_").equalsIgnoreCase("on"))
session.removeAttribute("_SAVED_SYNC_RESULT_");
Map<String, String[]> serviceFieldsToSave = checkMap(request.getParameterMap(), String.class, String[].class);
Map<String, Object> savedFields = FastMap.newInstance();
for (String key: serviceFieldsToSave.keySet()) {
if (null!=serviceFieldsToSave.get(key) && request.getParameter(key).equalsIgnoreCase("on") && !key.equals("_CLEAR_PREVIOUS_PARAMS_")) {
String[] servicePath = key.split("\\|\\|");
String partialKey = servicePath[servicePath.length-1];
savedFields.put(partialKey, getObjectFromServicePath(key ,syncServiceResult));
}
}
if (null!=session.getAttribute("_SAVED_SYNC_RESULT_")) {
Map<String, Object> savedSyncResult = checkMap(session.getAttribute("_SAVED_SYNC_RESULT_"), String.class, Object.class);
savedSyncResult.putAll(savedFields);
savedFields = savedSyncResult;
}
session.setAttribute("_SAVED_SYNC_RESULT_", savedFields);
return "success";
}
//Tries to return a map, if Object is one of Map, GenericEntity, List
public static Object getObjectFromServicePath(String servicePath, Map<String, ? extends Object> serviceResult) {
String[] sp = servicePath.split("\\|\\|");
Object servicePathObject = null;
Map<String, Object> servicePathMap = null;
for(int i=0;i<sp.length;i++) {
String servicePathEntry = sp[i];
if (null==servicePathMap) {
servicePathObject = serviceResult.get(servicePathEntry);
} else {
servicePathObject = servicePathMap.get(servicePathEntry);
}
servicePathMap = null;
if (servicePathObject instanceof Map<?, ?>) {
servicePathMap = checkMap(servicePathObject);
} else if (servicePathObject instanceof GenericEntity) {
GenericEntity servicePathEntity = (GenericEntity)servicePathObject;
servicePathMap = FastMap.newInstance();
for (Map.Entry<String, Object> entry: servicePathEntity.entrySet()) {
servicePathMap.put(entry.getKey(), entry.getValue());
}
} else if (servicePathObject instanceof Collection<?>) {
Collection<?> servicePathColl = checkCollection(servicePathObject);
int count=0;
servicePathMap = FastMap.newInstance();
for (Object value: servicePathColl) {
servicePathMap.put("_"+count+"_", value);
count++;
}
}
}
if (null==servicePathMap) {
return servicePathObject;
} else {
return servicePathMap;
}
}
public static ServiceEventHandler seh = new ServiceEventHandler();
/**
* Run a service.
* Request Parameters which are used for this event:
* SERVICE_NAME - Name of the service to invoke
*
* @param request HttpServletRequest
* @param response HttpServletResponse
* @return Response code string
*/
public static String runService(HttpServletRequest request, HttpServletResponse response) {
// get the mode and service name
String serviceName = request.getParameter("serviceName");
String mode = request.getParameter("mode");
Locale locale = UtilHttp.getLocale(request);
if (UtilValidate.isEmpty(serviceName)) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.must_specify_service_name", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg);
return "error";
}
if (UtilValidate.isEmpty(mode)) {
mode = "sync";
}
// now do a security check
Authorization authz = (Authorization) request.getAttribute("authz");
LocalDispatcher dispatcher = (LocalDispatcher) request.getAttribute("dispatcher");
//lookup the service definition to see if this service is externally available, if not require the SERVICE_INVOKE_ANY permission
ModelService modelService = null;
try {
modelService = dispatcher.getDispatchContext().getModelService(serviceName);
} catch (GenericServiceException e) {
Debug.logError(e, "Error looking up ModelService for serviceName [" + serviceName + "]", module);
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.error_modelservice_for_srv_name", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg + "[" + serviceName + "]: " + e.toString());
return "error";
}
if (modelService == null) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.service_name_not_find", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg + "[" + serviceName + "]");
return "error";
}
if (!modelService.export && !authz.hasPermission(request.getSession(), "SERVICE_INVOKE_ANY", null)) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.not_authorized_to_call", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg + ".");
return "error";
}
Debug.logInfo("Running service named [" + serviceName + "] from event with mode [" + mode + "]", module);
// call the service via the ServiceEventHandler which
// adapts an event to a service.
Event event = new Event("service", mode, serviceName, false);
try {
return seh.invoke(event, null, request, response);
} catch (EventHandlerException e) {
String errMsg = UtilProperties.getMessage(CoreEvents.err_resource, "coreEvents.service_eventhandler_exception", locale);
request.setAttribute("_ERROR_MESSAGE_", "<li>" + errMsg + ": " + e.getMessage());
return "error";
}
}
public static String streamFile(HttpServletRequest request, HttpServletResponse response) {
//RequestHandler rh = (RequestHandler) request.getAttribute("_REQUEST_HANDLER_");
String filePath = RequestHandler.getOverrideViewUri(request.getPathInfo());
//String fileName = filePath.substring(filePath.lastIndexOf("/")+1);
// load the file
File file = new File(filePath);
if (file.exists()) {
Long longLen = Long.valueOf(file.length());
int length = longLen.intValue();
try {
FileInputStream fis = new FileInputStream(file);
UtilHttp.streamContentToBrowser(response, fis, length, null);
fis.close();
} catch (FileNotFoundException e) {
Debug.logError(e, module);
return "error";
} catch (IOException e) {
Debug.logError(e, module);
return "error";
}
}
return null;
}
}