PublishPage.java

// This file is part of Nanobrowser.
// Copyright 2012, Tobias Kuhn, http://www.tkuhn.ch
//
// Nanobrowser is free software: you can redistribute it and/or modify it under the terms of the
// GNU Lesser General Public License as published by the Free Software Foundation, either version
// 3 of the License, or (at your option) any later version.
//
// Nanobrowser is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
// even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License along with Nanobrowser.
// If not, see http://www.gnu.org/licenses/.

package ch.tkuhn.nanobrowser;

import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.CheckBox;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.model.Model;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.openrdf.model.URI;

public class PublishPage extends NanobrowserWebPage {

	private static final long serialVersionUID = -4957600403501618983L;

	private CheckBox exampleNanopubCheckbox;
	private TextField<String> sentenceField;
	private Model<String> sentenceError;
	private TextField<String> doiField;
	private Model<String> doiError;

	public PublishPage(final PageParameters parameters) {
		
		add(new MenuBar("menubar"));

		Form<?> form = new Form<Void>("form") {

			private static final long serialVersionUID = -6839390607867733448L;

			protected void onSubmit() {
				sentenceError.setObject("");
				doiError.setObject("");
				String s = sentenceField.getModelObject();
				SentenceElement sentence = null;
				if (s != null && SentenceElement.isSentenceURI(s)) {
					sentence = new SentenceElement(s);
				} else {
					try {
						sentence = SentenceElement.withText(s);
					} catch (AidaException ex) {
						sentenceError.setObject("ERROR: " + ex.getMessage());
						return;
					}
				}
				String d = doiField.getModelObject();
				PaperElement paper = null;
				if (d != null && !d.isEmpty()) {
					try {
						paper = PaperElement.forDoi(d);
					} catch (IllegalArgumentException ex) {
						doiError.setObject("ERROR: Invalid DOI");
						return;
					}
				}
				String prov = "";
				if (paper != null) {
					prov = ":assertion prov:hadPrimarySource <" + paper.getURI() + "> .";
				}
				URI nanopubUri = sentence.publish(getUser(), exampleNanopubCheckbox.getModel().getObject(), prov);
				PageParameters params = new PageParameters();
				params.add("uri", nanopubUri.stringValue());
				MainPage.addToList(new NanopubElement(nanopubUri.stringValue()));
				MainPage.addToList(getUser());
				MainPage.addToList(sentence);
				setResponsePage(NanopubPage.class, params);
			}
			
		};

		add(form);

		form.add(new Label("author", NanobrowserSession.get().getUser().getName()));
		form.add(exampleNanopubCheckbox = new CheckBox("examplenanopub", new Model<>(false)));
		form.add(sentenceField = new TextField<String>("sentence", Model.of("")));
		sentenceError = Model.of("");
		form.add(new Label("sentenceerror", sentenceError));
		form.add(doiField = new TextField<String>("doi", Model.of("")));
		doiError = Model.of("");
		form.add(new Label("doierror", doiError));

	}

}