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Apache Syncope Ext: Flowable Client Enduser
/*
* 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.apache.syncope.client.enduser.pages;
import java.util.Collections;
import java.util.Iterator;
import java.util.stream.Collectors;
import org.apache.commons.lang3.StringUtils;
import org.apache.syncope.client.enduser.SyncopeEnduserSession;
import org.apache.syncope.client.enduser.markup.html.form.BpmnProcessesAjaxPanel;
import org.apache.syncope.client.enduser.panels.UserRequestDetails;
import org.apache.syncope.client.enduser.rest.BpmnProcessRestClient;
import org.apache.syncope.client.enduser.rest.UserRequestRestClient;
import org.apache.syncope.client.ui.commons.Constants;
import org.apache.syncope.client.ui.commons.ajax.form.IndicatorAjaxFormComponentUpdatingBehavior;
import org.apache.syncope.client.ui.commons.annotations.ExtPage;
import org.apache.syncope.client.ui.commons.wicket.markup.html.bootstrap.tabs.Accordion;
import org.apache.syncope.common.lib.to.BpmnProcess;
import org.apache.syncope.common.lib.to.UserRequest;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.ajax.markup.html.navigation.paging.AjaxPagingNavigator;
import org.apache.wicket.extensions.markup.html.repeater.util.SortParam;
import org.apache.wicket.extensions.markup.html.tabs.AbstractTab;
import org.apache.wicket.extensions.markup.html.tabs.ITab;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.repeater.Item;
import org.apache.wicket.markup.repeater.data.DataView;
import org.apache.wicket.markup.repeater.data.IDataProvider;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.apache.wicket.model.StringResourceModel;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.apache.wicket.spring.injection.annot.SpringBean;
@ExtPage(label = "User Requests", icon = "fa fa-briefcase", listEntitlement = "")
public class Flowable extends BaseExtPage {
private static final long serialVersionUID = -8781434495150074529L;
protected static final String USER_REQUESTS = "page.userRequests";
protected static final int ROWS_PER_PAGE = 5;
@SpringBean
protected UserRequestRestClient userRequestRestClient;
@SpringBean
protected BpmnProcessRestClient bpmnProcessRestClient;
protected final Model bpmnProcessModel = new Model<>();
protected final WebMarkupContainer container;
protected final DataView urDataView;
public Flowable(final PageParameters parameters) {
super(parameters, USER_REQUESTS);
container = new WebMarkupContainer("content");
container.setOutputMarkupId(true);
// list of accordions containing request form (if any) and delete button
urDataView = new DataView<>("userRequests", new URDataProvider(ROWS_PER_PAGE, "bpmnProcess")) {
private static final long serialVersionUID = -5002600396458362774L;
@Override
protected void populateItem(final Item item) {
final UserRequest userRequest = item.getModelObject();
item.add(new Accordion("userRequestDetails", Collections.singletonList(new AbstractTab(
new StringResourceModel("user.requests.accordion", container, Model.of(userRequest))) {
private static final long serialVersionUID = 1037272333056449378L;
@Override
public WebMarkupContainer getPanel(final String panelId) {
// find the form associated to the current request, if any
return new UserRequestDetails(panelId, userRequest, container, notificationPanel);
}
}), Model.of(-1)).setOutputMarkupId(true));
}
};
urDataView.setItemsPerPage(ROWS_PER_PAGE);
urDataView.setOutputMarkupId(true);
container.add(urDataView);
container.add(new AjaxPagingNavigator("navigator", urDataView));
AjaxLink startButton = new AjaxLink<>("start") {
private static final long serialVersionUID = 3669569969172391336L;
@Override
public void onClick(final AjaxRequestTarget target) {
if (StringUtils.isNotBlank(bpmnProcessModel.getObject())) {
try {
userRequestRestClient.startRequest(bpmnProcessModel.getObject(), null);
} catch (Exception e) {
LOG.error("Unable to start bpmnProcess [{}]", bpmnProcessModel.getObject(), e);
SyncopeEnduserSession.get()
.error(String.format("Unable to start bpmnProcess [%s]", e.getMessage()));
notificationPanel.refresh(target);
}
target.add(container);
}
}
};
startButton.setEnabled(false);
container.add(startButton);
// autocomplete select with bpmnProcesses
BpmnProcessesAjaxPanel bpmnProcesses = new BpmnProcessesAjaxPanel("bpmnProcesses", "bpmnProcesses",
bpmnProcessModel, new IndicatorAjaxFormComponentUpdatingBehavior(Constants.ON_CHANGE) {
private static final long serialVersionUID = -1107858522700306810L;
@Override
protected void onUpdate(final AjaxRequestTarget target) {
if (StringUtils.isNotBlank(bpmnProcessModel.getObject())) {
startButton.setEnabled(true);
} else {
startButton.setEnabled(false);
}
target.add(container);
}
});
bpmnProcesses.setChoices(bpmnProcessRestClient.getDefinitions().stream()
.filter(definition -> !definition.isUserWorkflow())
.map(BpmnProcess::getKey).collect(Collectors.toList()));
container.add(bpmnProcesses);
contentWrapper.add(container);
}
protected class URDataProvider implements IDataProvider {
private static final long serialVersionUID = 1169386589403139714L;
protected final int paginatorRows;
protected final String sortParam;
public URDataProvider(final int paginatorRows, final String sortParam) {
this.paginatorRows = paginatorRows;
this.sortParam = sortParam;
}
@Override
public Iterator iterator(final long first, final long count) {
int page = ((int) first / paginatorRows);
return userRequestRestClient.listRequests((page < 0 ? 0 : page) + 1,
paginatorRows,
SyncopeEnduserSession.get().getSelfTO().getUsername(),
new SortParam<>(sortParam, true)).iterator();
}
@Override
public long size() {
return userRequestRestClient.countRequests();
}
@Override
public IModel model(final UserRequest ur) {
return Model.of(ur);
}
}
}