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- /*
- * Copyright 1999-2004 The Apache Software Foundation
- *
- * 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.
- */
- cocoon.load("resource://org/apache/cocoon/forms/flow/javascript/Form.js");
-
- // CVS $Id: form_model_gui.js,v 1.3 2004/04/12 14:05:09 tim Exp $
-
- function form_model_gui(form) {
-
- var locale = determineLocale();
- var model = form.getModel();
- form.locale = locale;
-
- // get the documentURI parameter from the sitemap which
- // contains the location of the file to be edited
- var documentURI = cocoon.parameters["documentURI"];
-
- // parse the document to a DOM-tree
- var document = loadDocument(documentURI);
-
- // bind the document data to the form
- form.load(document);
-
- // show the form
- form.showForm("form_model_gui-display-pipeline");
- print("submitId = " + form.submitId);
- if (form.isValid) {
- print("Form is valid");
- } else {
- print("Form is not valid");
- }
-
- // bind the form's data back to the document
- form.save(document);
-
- // save the DOM-tree back to an XML file, the makeTargetURI
- // function makes a modified filename so that the
- // original document is not overwritten
- saveDocument(document, makeTargetURI(documentURI));
-
- // also store the form as a request attribute as the XSP isn't flow-aware
- cocoon.request.setAttribute("form_model_gui", form.getWidget());
- cocoon.sendPage("form_model_gui-success-pipeline.xsp");
- }
-
- function determineLocale() {
- var localeParam = cocoon.request.get("locale");
- if (localeParam != null && localeParam.length > 0) {
- return Packages.org.apache.cocoon.i18n.I18nUtils.parseLocale(localeParam);
- }
- return null;
- }
-
- /**
- * Translate source path into target path so we keep a clean source XML.
- */
- function makeTargetURI(path) {
- var sfx = ".xml";
- var newSfx = "-result.xml";
- var newPath = path;
- if (path.match(/^.*\.xml$/)) {
- newPath = path.substring(0, path.length - ".xml".length);
- }
- return newPath + newSfx;
- }
-
- function loadDocument(uri) {
- var parser = null;
- var source = null;
- var resolver = null;
- try {
- parser = cocoon.getComponent(Packages.org.apache.excalibur.xml.dom.DOMParser.ROLE);
- resolver = cocoon.getComponent(Packages.org.apache.cocoon.environment.SourceResolver.ROLE);
- source = resolver.resolveURI(uri);
- var is = new Packages.org.xml.sax.InputSource(source.getInputStream());
- is.setSystemId(source.getURI());
- return parser.parseDocument(is);
- } finally {
- if (source != null)
- resolver.release(source);
- cocoon.releaseComponent(parser);
- cocoon.releaseComponent(resolver);
- }
- }
-
- function saveDocument(document, uri) {
- var source = null;
- var resolver = null;
- var outputStream = null;
- try {
- resolver = cocoon.getComponent(Packages.org.apache.cocoon.environment.SourceResolver.ROLE);
- source = resolver.resolveURI(uri);
-
- var tf = Packages.javax.xml.transform.TransformerFactory.newInstance();
-
- if (source instanceof Packages.org.apache.excalibur.source.ModifiableSource
- && tf.getFeature(Packages.javax.xml.transform.sax.SAXTransformerFactory.FEATURE)) {
-
- outputStream = source.getOutputStream();
- var transformerHandler = tf.newTransformerHandler();
- var transformer = transformerHandler.getTransformer();
- transformer.setOutputProperty(Packages.javax.xml.transform.OutputKeys.INDENT, "true");
- transformer.setOutputProperty(Packages.javax.xml.transform.OutputKeys.METHOD, "xml");
- transformerHandler.setResult(new Packages.javax.xml.transform.stream.StreamResult(outputStream));
-
- var streamer = new Packages.org.apache.cocoon.xml.dom.DOMStreamer(transformerHandler);
- streamer.stream(document);
- } else {
- throw new Packages.org.apache.cocoon.ProcessingException("Cannot write to source " + uri);
- }
- } finally {
- if (source != null)
- resolver.release(source);
- cocoon.releaseComponent(resolver);
- if (outputStream != null) {
- try {
- outputStream.flush();
- outputStream.close();
- } catch (error) {
- cocoon.log.error("Could not flush/close outputstream: " + error);
- }
- }
- }
- }
-