/**
* $RCSfile$
* $Revision: 27972 $
* $Date: 2006-03-02 11:38:43 -0800 (Thu, 02 Mar 2006) $
*
* Copyright (C) 1999-2006 Jive Software. All rights reserved.
*
* Licensed 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.jivesoftware.openfire.fastpath.dataforms;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.jivesoftware.xmpp.workgroup.DbProperties;
import org.jivesoftware.xmpp.workgroup.UnauthorizedException;
import org.jivesoftware.xmpp.workgroup.Workgroup;
import org.jivesoftware.xmpp.workgroup.WorkgroupManager;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xmpp.forms.DataForm;
import org.xmpp.forms.FormField;
import com.thoughtworks.xstream.XStream;
public class FormManager {
private static final Logger Log = LoggerFactory.getLogger(FormManager.class);
private static FormManager singleton = new FormManager();
private Map<Workgroup, WorkgroupForm> forms = new ConcurrentHashMap<Workgroup, WorkgroupForm>();
/**
* Returns the singleton instance of <CODE>FormManager</CODE>,
* creating it if necessary.
* <p/>
*
* @return the singleton instance of <Code>FormManager</CODE>
*/
public static FormManager getInstance() {
return singleton;
}
private FormManager() {
// Prevent initialization
loadWebForms();
}
public void addWorkgroupForm(Workgroup workgroup, WorkgroupForm workgroupForm) {
forms.put(workgroup, workgroupForm);
}
public WorkgroupForm getWebForm(Workgroup workgroup) {
return forms.get(workgroup);
}
public void removeForm(Workgroup workgroup) {
forms.remove(workgroup);
}
public void saveWorkgroupForm(Workgroup workgroup) {
// Save Web Form for editing
WorkgroupForm workgroupForm = getWebForm(workgroup);
if (workgroupForm != null) {
XStream xstream = new XStream();
String xmlToSave = xstream.toXML(workgroupForm);
DbProperties props = workgroup.getProperties();
String context = "jive.webform.wg";
try {
props.deleteProperty(context);
props.setProperty(context, xmlToSave);
}
catch (UnauthorizedException e) {
Log.error(e.getMessage(), e);
}
}
// Save DataForm for usage
saveDataForm(workgroup);
}
private void saveDataForm(Workgroup workgroup) {
DataForm dataForm = new DataForm(DataForm.Type.form);
WorkgroupForm form = getWebForm(workgroup);
if (form.getTitle() != null) {
dataForm.setTitle(form.getTitle());
}
if (form.getDescription() != null) {
dataForm.addInstruction(form.getDescription());
}
List<FormElement> elems = new ArrayList<FormElement>();
// Add normal elems
int size = form.getFormElements().size();
for (int j = 0; j < size; j++) {
elems.add(form.getFormElementAt(j));
}
size = form.getHiddenVars().size();
for (int k = 0; k < size; k++) {
elems.add(form.getHiddenVars().get(k));
}
size = elems.size();
for (int i = 0; i < size; i++) {
FormElement elem = elems.get(i);
FormField field = dataForm.addField();
field.setLabel(elem.getLabel());
field.setVariable(elem.getVariable());
field.setRequired(elem.isRequired());
if (elem.getDescription() != null) {
field.setDescription(elem.getDescription());
}
if (elem.getAnswerType() == WorkgroupForm.FormEnum.textarea) {
field.setType(FormField.Type.text_multi);
}
else if (elem.getAnswerType() == WorkgroupForm.FormEnum.textfield) {
field.setType(FormField.Type.text_single);
}
else if (elem.getAnswerType() == WorkgroupForm.FormEnum.checkbox) {
field.setType(FormField.Type.boolean_type);
}
else if (elem.getAnswerType() == WorkgroupForm.FormEnum.radio_button) {
field.setType(FormField.Type.list_multi);
}
else if (elem.getAnswerType() == WorkgroupForm.FormEnum.dropdown_box) {
field.setType(FormField.Type.list_single);
}
else if(elem.getAnswerType() == WorkgroupForm.FormEnum.hidden){
field.setType(FormField.Type.hidden);
} else if (elem.getAnswerType() == WorkgroupForm.FormEnum.password) {
field.setType(FormField.Type.text_private);
}
if (elem.getAnswers().size() > 0 && elem.getAnswerType() != WorkgroupForm.FormEnum.hidden) {
for(String item : elem.getAnswers()) {
field.addOption(item, item);
}
}
else if (elem.getAnswers().size() > 0) {
// Add hidden element values.
for(String item : elem.getAnswers()) {
field.addValue(item);
}
}
}
XStream xstream = new XStream();
String xmlToSave = xstream.toXML(dataForm);
DbProperties props = workgroup.getProperties();
String context = "jive.dataform.wg";
try {
props.deleteProperty(context);
props.setProperty(context, xmlToSave);
}
catch (UnauthorizedException e) {
Log.error(e.getMessage(), e);
}
}
public DataForm getDataForm(Workgroup workgroup) {
DbProperties props = workgroup.getProperties();
String context = "jive.dataform.wg";
String form = props.getProperty(context);
if (form != null) {
XStream xstream = new XStream();
xstream.setClassLoader(this.getClass().getClassLoader());
try {
return (DataForm) xstream.fromXML(form);
}
catch (Exception e) {
Log.error(e.getMessage(), e);
}
}
return null;
}
private void loadWebForms() {
final WorkgroupManager workgroupManager = WorkgroupManager.getInstance();
for (Workgroup workgroup : workgroupManager.getWorkgroups()) {
DbProperties props = workgroup.getProperties();
String context = "jive.webform.wg";
String form = props.getProperty(context);
if (form != null) {
XStream xstream = new XStream();
xstream.setClassLoader(this.getClass().getClassLoader());
try {
Object object = xstream.fromXML(form);
WorkgroupForm workgroupForm = (WorkgroupForm)object;
if (workgroupForm != null) {
addWorkgroupForm(workgroup, workgroupForm);
}
}
catch (Exception e) {
Log.error(e.getMessage(), e);
}
}
else {
// Create a default Web Form
createGenericForm(workgroup);
}
}
}
/**
* Creates a new generic dataform for the Workgroup if one does not exist.
*
* @param workgroup the workgroup without a dataform.
*/
public void createGenericForm(Workgroup workgroup) {
WorkgroupForm workgroupForm = new WorkgroupForm();
FormElement username = new FormElement();
username.setRequired(true);
username.setAnswerType(WorkgroupForm.FormEnum.textfield);
username.setVariable("username");
username.setLabel("Name:");
workgroupForm.addFormElement(username);
FormElement email = new FormElement();
email.setRequired(true);
email.setAnswerType(WorkgroupForm.FormEnum.textfield);
email.setVariable("email");
email.setLabel("Email Address:");
workgroupForm.addFormElement(email);
FormElement question = new FormElement();
question.setRequired(true);
question.setAnswerType(WorkgroupForm.FormEnum.textfield);
question.setVariable("question");
question.setLabel("Question:");
workgroupForm.addFormElement(question);
addWorkgroupForm(workgroup, workgroupForm);
saveWorkgroupForm(workgroup);
}
}