/**
* OLAT - Online Learning and Training<br>
* http://www.olat.org
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS, <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Copyright (c) frentix GmbH<br>
* http://www.frentix.com<br>
* <p>
*/
package org.olat.admin.version;
import org.olat.admin.SystemAdminMainController;
import org.olat.core.CoreSpringFactory;
import org.olat.core.gui.UserRequest;
import org.olat.core.gui.components.form.flexible.FormItemContainer;
import org.olat.core.gui.components.form.flexible.elements.SingleSelection;
import org.olat.core.gui.components.form.flexible.impl.FormBasicController;
import org.olat.core.gui.components.form.flexible.impl.FormLayoutContainer;
import org.olat.core.gui.control.Controller;
import org.olat.core.gui.control.WindowControl;
import org.olat.core.util.Util;
import org.olat.core.util.vfs.version.SimpleVersionConfig;
/**
*
* Description:<br>
* This is a controller to configure the SimpleVersionConfig, the configuration
* of the versioning system for briefcase.
*
* <P>
* Initial Date: 21 sept. 2009 <br>
*
* @author srosse
*/
public class VersionAdminController extends FormBasicController {
private SingleSelection numOfVersions;
private String[] keys = new String[] {
"0","2","3","4","5","10","25","50","-1"
};
private String[] values = new String[] {
"0","2","3","4","5","10","25","50","-1"
};
public VersionAdminController(UserRequest ureq, WindowControl wControl) {
super(ureq, wControl);
// use combined translator from system admin main
setTranslator(Util.createPackageTranslator(SystemAdminMainController.class, ureq.getLocale(), getTranslator()));
initForm(this.flc, this, ureq);
values[0] = getTranslator().translate("version.off");
values[values.length - 1] = getTranslator().translate("version.unlimited");
}
@Override
protected void initForm(FormItemContainer formLayout, Controller listener, UserRequest ureq) {
// First add title and context help
setFormTitle("version.title");
setFormDescription("version.intro");
setFormContextHelp(VersionAdminController.class.getPackage().getName(), "version.html", "help.hover.version");
numOfVersions = uifactory.addDropdownSingleselect("version.numOfVersions", formLayout, keys, values, null);
Long maxNumber = getNumOfVersions();
if(maxNumber == null) {
numOfVersions.select("0", true);
} else if (maxNumber.longValue() == -1l) {
numOfVersions.select("-1", true);
} else {
String str = maxNumber.toString();
boolean found = false;
for(String value:values) {
if(value.equals(str)) {
found = true;
break;
}
}
if(found) {
numOfVersions.select(str, true);
} else {
//set a default value if the saved number is not in the list,
//normally not possible but...
numOfVersions.select("10", true);
}
}
final FormLayoutContainer buttonLayout = FormLayoutContainer.createButtonLayout("buttonLayout", getTranslator());
formLayout.add(buttonLayout);
uifactory.addFormSubmitButton("save", buttonLayout);
}
@Override
protected void doDispose() {
//
}
@Override
protected void formOK(UserRequest ureq) {
String num = numOfVersions.getSelectedKey();
if(num == null || num.length() == 0) return;
try {
int maxNumber = Integer.parseInt(num);
setNumOfVersions(maxNumber);
} catch (NumberFormatException e) {
showError("version.notANumber");
}
}
public Long getNumOfVersions() {
Object versioningConfigurator = CoreSpringFactory.getBean("org.olat.core.util.vfs.version.FolderVersioningConfigurator");
if(versioningConfigurator instanceof SimpleVersionConfig) {
SimpleVersionConfig config = (SimpleVersionConfig)versioningConfigurator;
return config.getMaxNumberOfVersionsProperty();
}
return null;
}
public void setNumOfVersions(int maxNumber) {
Object versioningConfigurator = CoreSpringFactory.getBean("org.olat.core.util.vfs.version.FolderVersioningConfigurator");
if(versioningConfigurator instanceof SimpleVersionConfig) {
SimpleVersionConfig config = (SimpleVersionConfig)versioningConfigurator;
config.setMaxNumberOfVersionsProperty(new Long(maxNumber));
}
}
}