/*
* 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.openmeetings.web.admin.labels;
import static org.apache.openmeetings.util.OpenmeetingsVariables.webAppRootKey;
import static org.apache.openmeetings.web.app.Application.getBean;
import static org.apache.openmeetings.web.app.WebSession.getUserId;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringWriter;
import java.util.Iterator;
import java.util.List;
import org.apache.openmeetings.backup.LanguageImport;
import org.apache.openmeetings.db.dao.label.FieldLanguageDao;
import org.apache.openmeetings.db.dao.label.FieldLanguagesValuesDao;
import org.apache.openmeetings.db.dao.label.FieldValueDao;
import org.apache.openmeetings.db.entity.label.FieldLanguage;
import org.apache.openmeetings.db.entity.label.Fieldlanguagesvalues;
import org.apache.openmeetings.db.entity.label.Fieldvalues;
import org.apache.openmeetings.util.LangExport;
import org.apache.openmeetings.web.admin.AdminPanel;
import org.apache.openmeetings.web.admin.SearchableDataView;
import org.apache.openmeetings.web.common.PagedEntityListPanel;
import org.apache.openmeetings.web.data.DataViewContainer;
import org.apache.openmeetings.web.data.OmOrderByBorder;
import org.apache.openmeetings.web.data.SearchableDataProvider;
import org.apache.openmeetings.web.util.AjaxDownload;
import org.apache.openmeetings.web.util.BootstrapFileUploadBehavior;
import org.apache.wicket.AttributeModifier;
import org.apache.wicket.ajax.AjaxEventBehavior;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.form.AjaxFormSubmitBehavior;
import org.apache.wicket.ajax.markup.html.form.AjaxButton;
import org.apache.wicket.extensions.ajax.markup.html.form.upload.UploadProgressBar;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.upload.FileUpload;
import org.apache.wicket.markup.html.form.upload.FileUploadField;
import org.apache.wicket.markup.html.panel.FeedbackPanel;
import org.apache.wicket.markup.repeater.Item;
import org.apache.wicket.util.resource.AbstractResourceStream;
import org.apache.wicket.util.resource.ResourceStreamNotFoundException;
import org.dom4j.Document;
import org.dom4j.Element;
import org.red5.logging.Red5LoggerFactory;
import org.slf4j.Logger;
/**
* Language Editor, add/insert/update {@link Fieldlanguagesvalues} and
* add/delete {@link FieldLanguage} contains several Forms and one list
*
* @author solomax, swagner
*
*/
public class LangPanel extends AdminPanel {
private static final Logger log = Red5LoggerFactory.getLogger(LangPanel.class, webAppRootKey);
private static final long serialVersionUID = 5904180813198016592L;
FieldLanguage language;
final WebMarkupContainer listContainer;
private LangForm langForm;
private FileUploadField fileUploadField;
// Create feedback panels
private final FeedbackPanel importFeedback = new FeedbackPanel("importFeedback");
@Override
public void onMenuPanelLoad(AjaxRequestTarget target) {
super.onMenuPanelLoad(target);
target.appendJavaScript("labelsInit();");
}
public LangPanel(String id) {
super(id);
// Create feedback panels
add(importFeedback.setOutputMarkupId(true));
FieldLanguageDao langDao = getBean(FieldLanguageDao.class);
language = langDao.getFieldLanguageById(1L);
Fieldlanguagesvalues flv = new Fieldlanguagesvalues();
flv.setLanguage_id(language.getLanguage_id());
final LabelsForm form = new LabelsForm("form", this, flv);
form.showNewRecord();
add(form);
final SearchableDataView<Fieldvalues> dataView = new SearchableDataView<Fieldvalues>(
"langList"
, new SearchableDataProvider<Fieldvalues>(FieldValueDao.class) {
private static final long serialVersionUID = -6822789354860988626L;
@Override
protected FieldValueDao getDao() {
return (FieldValueDao)super.getDao();
}
@Override
public long size() {
return search == null ? getDao().count() : getDao().count(language.getLanguage_id(), search);
}
public Iterator<? extends Fieldvalues> iterator(long first, long count) {
return (search == null && getSort() == null
? getDao().get(language.getLanguage_id(), (int)first, (int)count)
: getDao().get(language.getLanguage_id(), search, (int)first, (int)count, getSortStr())).iterator();
}
}) {
private static final long serialVersionUID = 8715559628755439596L;
@Override
protected void populateItem(final Item<Fieldvalues> item) {
final Fieldvalues fv = item.getModelObject();
item.add(new Label("lblId", "" + fv.getFieldvalues_id()));
item.add(new Label("name", fv.getName()));
item.add(new Label("value", fv.getFieldlanguagesvalue() != null ? fv.getFieldlanguagesvalue().getValue() : null));
item.add(new AjaxEventBehavior("onclick") {
private static final long serialVersionUID = -8069413566800571061L;
protected void onEvent(AjaxRequestTarget target) {
form.setModelObject(fv.getFieldlanguagesvalue());
form.hideNewRecord();
target.add(form, listContainer);
target.appendJavaScript("labelsInit();");
}
});
Long formFvId = form.getModelObject().getFieldvalues() == null ? null : form.getModelObject().getFieldvalues().getFieldvalues_id();
item.add(AttributeModifier.append("class", "clickable ui-widget-content" + (fv.getFieldvalues_id().equals(formFvId) ? " ui-state-active" : "")));
}
};
listContainer = new WebMarkupContainer("listContainer");
add(listContainer.add(dataView).setOutputMarkupId(true));
PagedEntityListPanel navigator = new PagedEntityListPanel("navigator", dataView) {
private static final long serialVersionUID = 5097048616003411362L;
@Override
protected void onEvent(AjaxRequestTarget target) {
dataView.modelChanging();
target.add(listContainer);
}
};
DataViewContainer<Fieldvalues> container = new DataViewContainer<Fieldvalues>(listContainer, dataView, navigator);
container.addLink(new OmOrderByBorder<Fieldvalues>("orderById", "fieldvalues.fieldvalues_id", container))
.addLink(new OmOrderByBorder<Fieldvalues>("orderByName", "fieldvalues.name", container))
.addLink(new OmOrderByBorder<Fieldvalues>("orderByValue", "value", container));
add(container.getLinks());
add(navigator);
langForm = new LangForm("langForm", listContainer, this);
fileUploadField = new FileUploadField("fileInput");
langForm.add(fileUploadField);
langForm.add(new UploadProgressBar("progress", langForm, fileUploadField));
fileUploadField.add(new AjaxFormSubmitBehavior(langForm, "onchange") {
private static final long serialVersionUID = 2160216679027859231L;
@Override
protected void onSubmit(AjaxRequestTarget target) {
FileUpload download = fileUploadField.getFileUpload();
try {
if (download == null || download.getInputStream() == null) {
importFeedback.error("File is empty");
return;
}
getBean(LanguageImport.class)
.addLanguageByDocument(language.getLanguage_id(), download.getInputStream(), getUserId());
} catch (Exception e) {
log.error("Exception on panel language editor import ", e);
importFeedback.error(e);
}
// repaint the feedback panel so that it is hidden
target.add(importFeedback);
}
});
// Add a component to download a file without page refresh
final AjaxDownload download = new AjaxDownload();
langForm.add(download);
langForm.add(new AjaxButton("export"){
private static final long serialVersionUID = 1L;
protected void onSubmit(AjaxRequestTarget target, Form<?> form) {
final List<Fieldlanguagesvalues> flvList = getBean(FieldLanguagesValuesDao.class).getMixedFieldValuesList(language.getLanguage_id());
FieldLanguage fl = getBean(FieldLanguageDao.class).getFieldLanguageById(language.getLanguage_id());
if (fl != null && flvList != null) {
download.setFileName(fl.getName() + ".xml");
download.setResourceStream(new AbstractResourceStream() {
private static final long serialVersionUID = 1L;
private StringWriter sw;
private InputStream is;
public InputStream getInputStream() throws ResourceStreamNotFoundException {
try {
Document doc = createDocument(flvList, getBean(FieldLanguagesValuesDao.class).getUntranslatedFieldValuesList(language.getLanguage_id()));
sw = new StringWriter();
LangExport.serializetoXML(sw, "UTF-8", doc);
is = new ByteArrayInputStream(sw.toString().getBytes());
return is;
} catch (Exception e) {
throw new ResourceStreamNotFoundException(e);
}
}
public void close() throws IOException {
if (is != null) {
is.close();
is = null;
}
sw = null;
}
});//new FileResourceStream(new File(requestedFile)));
download.initiate(target);
}
// repaint the feedback panel so that it is hidden
target.add(importFeedback);
}
@Override
protected void onError(AjaxRequestTarget target, Form<?> form) {
// repaint the feedback panel so errors are shown
target.add(importFeedback);
}
});
add(langForm);
add(new AddLanguageForm("addLangForm", this));
add(BootstrapFileUploadBehavior.INSTANCE);
}
public LangForm getLangForm() {
return langForm;
}
public static Document createDocument(List<Fieldlanguagesvalues> flvList, List<Fieldlanguagesvalues> untranslatedList) throws Exception {
Document document = LangExport.createDocument();
Element root = LangExport.createRoot(document);
for (Fieldlanguagesvalues flv : flvList) {
Element eTemp = root.addElement("string")
.addAttribute("id", flv.getFieldvalues().getFieldvalues_id().toString())
.addAttribute("name", flv.getFieldvalues().getName());
Element value = eTemp.addElement("value");
value.addText(flv.getValue());
}
//untranslated
if (untranslatedList.size() > 0) {
root.addComment("Untranslated strings");
for (Fieldlanguagesvalues flv : untranslatedList) {
Element eTemp = root.addElement("string")
.addAttribute("id", flv.getFieldvalues().getFieldvalues_id().toString())
.addAttribute("name", flv.getFieldvalues().getName());
Element value = eTemp.addElement("value");
value.addText(flv.getValue());
}
}
return document;
}
}