| /* |
| * Copyright 2013 gitblit.com. |
| * |
| * 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 com.gitblit.wicket.panels; |
| |
| import org.apache.wicket.ajax.AbstractAjaxTimerBehavior; |
| import org.apache.wicket.ajax.AjaxRequestTarget; |
| import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior; |
| import org.apache.wicket.markup.html.basic.Label; |
| import org.apache.wicket.markup.html.form.TextArea; |
| import org.apache.wicket.model.IModel; |
| import org.apache.wicket.model.PropertyModel; |
| import org.apache.wicket.util.time.Duration; |
| |
| import com.gitblit.utils.MarkdownUtils; |
| import com.gitblit.wicket.GitBlitWebApp; |
| |
| public class MarkdownTextArea extends TextArea { |
| |
| private static final long serialVersionUID = 1L; |
| |
| protected String repositoryName; |
| |
| protected String text = ""; |
| |
| public MarkdownTextArea(String id, final IModel<String> previewModel, final Label previewLabel) { |
| super(id); |
| setModel(new PropertyModel(this, "text")); |
| add(new AjaxFormComponentUpdatingBehavior("onblur") { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| protected void onUpdate(AjaxRequestTarget target) { |
| renderPreview(previewModel); |
| if (target != null) { |
| target.addComponent(previewLabel); |
| } |
| } |
| }); |
| add(new AjaxFormComponentUpdatingBehavior("onchange") { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| protected void onUpdate(AjaxRequestTarget target) { |
| renderPreview(previewModel); |
| if (target != null) { |
| target.addComponent(previewLabel); |
| } |
| } |
| }); |
| |
| add(new KeepAliveBehavior()); |
| setOutputMarkupId(true); |
| } |
| |
| protected void renderPreview(IModel<String> previewModel) { |
| if (text == null) { |
| return; |
| } |
| String html = MarkdownUtils.transformGFM(GitBlitWebApp.get().settings(), text, repositoryName); |
| String safeHtml = GitBlitWebApp.get().xssFilter().relaxed(html); |
| previewModel.setObject(safeHtml); |
| } |
| |
| public String getText() { |
| return text; |
| } |
| |
| public void setText(String text) { |
| this.text = text; |
| } |
| |
| public void setRepository(String repositoryName) { |
| this.repositoryName = repositoryName; |
| } |
| |
| // @Override |
| // protected void onBeforeRender() { |
| // super.onBeforeRender(); |
| // add(new RichTextSetActiveTextFieldAttributeModifier(this.getMarkupId())); |
| // } |
| // |
| // private class RichTextSetActiveTextFieldAttributeModifier extends AttributeModifier { |
| // |
| // private static final long serialVersionUID = 1L; |
| // |
| // public RichTextSetActiveTextFieldAttributeModifier(String markupId) { |
| // super("onClick", true, new Model("richTextSetActiveTextField('" + markupId + "');")); |
| // } |
| // } |
| |
| private class KeepAliveBehavior extends AbstractAjaxTimerBehavior { |
| |
| private static final long serialVersionUID = 1L; |
| |
| public KeepAliveBehavior() { |
| super(Duration.minutes(5)); |
| } |
| |
| @Override |
| protected void onTimer(AjaxRequestTarget target) { |
| // prevent wicket changing focus |
| target.focusComponent(null); |
| } |
| } |
| } |