/**
* 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.modules.webFeed.ui.blog;
import java.util.Calendar;
import java.util.Date;
import javax.management.timer.Timer;
import org.olat.core.gui.UserRequest;
import org.olat.core.gui.components.form.flexible.FormItem;
import org.olat.core.gui.components.form.flexible.FormItemContainer;
import org.olat.core.gui.components.form.flexible.elements.DateChooser;
import org.olat.core.gui.components.form.flexible.elements.FormLink;
import org.olat.core.gui.components.form.flexible.elements.IntegerElement;
import org.olat.core.gui.components.form.flexible.elements.RichTextElement;
import org.olat.core.gui.components.form.flexible.elements.TextElement;
import org.olat.core.gui.components.form.flexible.impl.FormBasicController;
import org.olat.core.gui.components.form.flexible.impl.FormEvent;
import org.olat.core.gui.components.form.flexible.impl.FormLayoutContainer;
import org.olat.core.gui.components.form.flexible.impl.elements.richText.RichTextConfiguration;
import org.olat.core.gui.components.link.Link;
import org.olat.core.gui.control.Controller;
import org.olat.core.gui.control.Event;
import org.olat.core.gui.control.WindowControl;
import org.olat.core.gui.translator.Translator;
import org.olat.core.util.vfs.VFSContainer;
import org.olat.modules.webFeed.managers.FeedManager;
import org.olat.modules.webFeed.models.Feed;
import org.olat.modules.webFeed.models.Item;
/**
* Form controller for blog posts.
*
* <P>
* Initial Date: Aug 3, 2009 <br>
*
* @author gwassmann
*/
public class BlogPostFormController extends FormBasicController {
private Item post;
private Feed blog;
private TextElement title;
private RichTextElement description, content;
private DateChooser publishDateChooser;
private IntegerElement hours;
private TextElement mins;
private FormLink draftLink;
private boolean currentlyDraft;
/**
* @param ureq
* @param control
*/
public BlogPostFormController(UserRequest ureq, WindowControl control, Item post, Feed blog, Translator translator) {
super(ureq, control);
this.post = post;
this.currentlyDraft = post.isDraft();
this.blog = blog;
setTranslator(translator);
initForm(ureq);
}
/**
* @see org.olat.core.gui.components.form.flexible.impl.FormBasicController#doDispose()
*/
@Override
protected void doDispose() {
// nothing to dispose
}
/**
* @see org.olat.core.gui.components.form.flexible.impl.FormBasicController#formOK(org.olat.core.gui.UserRequest)
*/
@Override
protected void formOK(UserRequest ureq) {
// Update post. It is saved by the manager.
setValues();
if(!currentlyDraft || post.getModifierKey() > 0) {
post.setModifierKey(ureq.getIdentity().getKey());
}
post.setDraft(false);
fireEvent(ureq, Event.CHANGED_EVENT);
}
/**
*
*/
private void setValues() {
post.setTitle(title.getValue());
post.setDescription(description.getValue());
post.setContent(content.getValue());
// The author is set already
post.setLastModified(new Date());
int hh = 0;
try {
hh = hours.getIntValue();
} catch (Exception e) {
hh = 0;
}
int mm;
try {
mm = Integer.parseInt(mins.getValue());
} catch (NumberFormatException e) {
mm = 0;
}
long time;
if(publishDateChooser.getDate() != null) {
time = publishDateChooser.getDate().getTime() + hh * Timer.ONE_HOUR + mm * Timer.ONE_MINUTE;
} else {
time = new Date().getTime() + hh * Timer.ONE_HOUR + mm * Timer.ONE_MINUTE;
}
post.setPublishDate(new Date(time));
}
/**
* @see org.olat.core.gui.components.form.flexible.impl.FormBasicController#formCancelled(org.olat.core.gui.UserRequest)
*/
protected void formCancelled(UserRequest ureq) {
fireEvent(ureq, Event.CANCELLED_EVENT);
}
/**
* @see org.olat.core.gui.components.form.flexible.impl.FormBasicController#formInnerEvent(org.olat.core.gui.UserRequest,
* org.olat.core.gui.components.form.flexible.FormItem,
* org.olat.core.gui.components.form.flexible.impl.FormEvent)
*/
protected void formInnerEvent(UserRequest ureq, FormItem source, FormEvent event) {
if (source == draftLink) {
setValues();
if(!currentlyDraft || post.getModifierKey() > 0) {
post.setModifierKey(ureq.getIdentity().getKey());
}
post.setDraft(true);
this.fireEvent(ureq, Event.CHANGED_EVENT);
}
}
/**
* @see org.olat.core.gui.components.form.flexible.impl.FormBasicController#initForm(org.olat.core.gui.components.form.flexible.FormItemContainer,
* org.olat.core.gui.control.Controller, org.olat.core.gui.UserRequest)
*/
@Override
protected void initForm(FormItemContainer formLayout, Controller listener, UserRequest ureq) {
this.setFormTitle("feed.edit.item");
this.setFormContextHelp(this.getClass().getPackage().getName(), "post_form_help.html", "chelp.hover.form");
title = uifactory.addTextElement("title", "feed.title.label", 256, post.getTitle(), this.flc);
title.setMandatory(true);
title.setNotEmptyCheck("feed.form.field.is_mandatory");
VFSContainer baseDir = FeedManager.getInstance().getItemContainer(post, blog);
// Description
description = uifactory.addRichTextElementForStringData("description", "feed.form.description", post.getDescription(), 8, -1, false,
false, baseDir, null, formLayout, ureq.getUserSession(), getWindowControl());
RichTextConfiguration descRichTextConfig = description.getEditorConfiguration();
// set upload dir to the media dir
descRichTextConfig.setFileBrowserUploadRelPath("media");
// Content
content = uifactory.addRichTextElementForStringData("content", "blog.form.content", post.getContent(), 18, -1, false, false,
baseDir, null, formLayout, ureq.getUserSession(), getWindowControl());
RichTextConfiguration richTextConfig = content.getEditorConfiguration();
// set upload dir to the media dir
richTextConfig.setFileBrowserUploadRelPath("media");
final FormLayoutContainer dateAndTimeLayout = FormLayoutContainer.createHorizontalFormLayout("feed.publish.date", getTranslator());
formLayout.add(dateAndTimeLayout);
dateAndTimeLayout.setLabel("feed.publish.date", null);
dateAndTimeLayout.setMandatory(true);
publishDateChooser = uifactory.addDateChooser("publishDateChooser", null, null, dateAndTimeLayout);
publishDateChooser.setNotEmptyCheck("feed.publish.date.is.required");
publishDateChooser.setValidDateCheck("feed.publish.date.invalid");
Calendar cal = Calendar.getInstance(ureq.getLocale());
if (post.getPublishDate() != null) {
cal.setTime(post.getPublishDate());
}
publishDateChooser.setDate(cal.getTime());
hours = uifactory.addIntegerElement("hour", null, cal.get(Calendar.HOUR_OF_DAY), dateAndTimeLayout);
hours.setDisplaySize(2);
hours.setMaxLength(2);
String minutesIn2digits = Long.toString(cal.get(Calendar.MINUTE));
if (minutesIn2digits.length() == 1) {
// always show two digits for minutes
minutesIn2digits = '0' + minutesIn2digits;
}
uifactory.addStaticTextElement("timeSeparator", null, ":", dateAndTimeLayout);
// dTextElement("mins", cal.get(Calendar.MINUTE), dateAndTimeLayout);
mins = uifactory.addTextElement("mins", null, 2, minutesIn2digits, dateAndTimeLayout);
mins.setDisplaySize(2);
mins.setRegexMatchCheck("\\d*", "feed.form.minutes.error");
mins.setNotEmptyCheck("feed.form.minutes.error");
uifactory.addStaticTextElement("o.clock", null, translate("feed.publish.time.o.clock"), dateAndTimeLayout);
// Submit and cancel buttons
final FormLayoutContainer buttonLayout = FormLayoutContainer.createButtonLayout("button_layout", getTranslator());
this.flc.add(buttonLayout);
uifactory.addFormSubmitButton("feed.publish", buttonLayout);
draftLink = uifactory.addFormLink("feed.save.as.draft", buttonLayout, Link.BUTTON);
draftLink.addActionListener(this, FormEvent.ONCLICK);
uifactory.addFormCancelButton("cancel", buttonLayout, ureq, getWindowControl());
}
}