Package com.eviware.soapui.impl.rest.actions.service

Source Code of com.eviware.soapui.impl.rest.actions.service.CreateWadlDocumentationAction$FileUriResolver

/*
* Copyright 2004-2014 SmartBear Software
*
* Licensed under the EUPL, Version 1.1 or - as soon as they will be approved by the European Commission - subsequent
* versions of the EUPL (the "Licence");
* You may not use this work except in compliance with the Licence.
* You may obtain a copy of the Licence at:
*
* http://ec.europa.eu/idabc/eupl
*
* Unless required by applicable law or agreed to in writing, software distributed under the Licence is
* distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the Licence for the specific language governing permissions and limitations
* under the Licence.
*/

package com.eviware.soapui.impl.rest.actions.service;

import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;

import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.URIResolver;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;

import com.eviware.soapui.SoapUI;
import com.eviware.soapui.impl.rest.RestService;
import com.eviware.soapui.impl.support.definition.export.WadlDefinitionExporter;
import com.eviware.soapui.impl.wsdl.support.HelpUrls;
import com.eviware.soapui.impl.wsdl.support.PathUtils;
import com.eviware.soapui.model.settings.Settings;
import com.eviware.soapui.support.Tools;
import com.eviware.soapui.support.UISupport;
import com.eviware.soapui.support.action.support.AbstractSoapUIAction;
import com.eviware.x.form.XFormDialog;
import com.eviware.x.form.support.ADialogBuilder;
import com.eviware.x.form.support.AField;
import com.eviware.x.form.support.AField.AFieldType;
import com.eviware.x.form.support.AForm;

public class CreateWadlDocumentationAction extends AbstractSoapUIAction<RestService> {
    public static final String SOAPUI_ACTION_ID = "CreateWadlDocumentationAction";

    private static final String REPORT_DIRECTORY_SETTING = CreateWadlDocumentationAction.class.getSimpleName()
            + "@report-directory";
    private XFormDialog dialog;
    private static Map<String, Transformer> transformers;

    public CreateWadlDocumentationAction() {
        super("CreateWadlDocumentationAction", "Create Documentation",
                "Generate simple HTML Documentation for this WADL");
    }

    public void perform(RestService target, Object param) {
        try {
            if (dialog == null) {
                dialog = ADialogBuilder.buildDialog(Form.class);
            }

            Settings settings = target.getSettings();
            dialog.setValue(Form.OUTPUT_FOLDER, settings.getString(REPORT_DIRECTORY_SETTING, ""));

            if (!dialog.show()) {
                return;
            }

            settings.setString(REPORT_DIRECTORY_SETTING, dialog.getValue(Form.OUTPUT_FOLDER));

            final File reportDirectory = new File(settings.getString(REPORT_DIRECTORY_SETTING, ""));
            String reportDirAbsolutePath = reportDirectory.getAbsolutePath();
            String filename = reportDirAbsolutePath + File.separatorChar + "report.xml";
            String reportUrl = transform(target, reportDirAbsolutePath, filename);
            Tools.openURL(reportUrl);
        } catch (Exception e) {
            UISupport.showErrorMessage(e);
        }
    }

    private static String transform(RestService target, final String reportDirAbsolutePath, String filename)
            throws Exception {
        if (transformers == null) {
            initTransformers();
        }

        Transformer transformer = transformers.get("WADL");
        if (transformer == null) {
            throw new Exception("Missing transformer for format [" + target + "]");
        }

        transformer.setParameter("output.dir", reportDirAbsolutePath);

        String reportFile = reportDirAbsolutePath + File.separatorChar + "wadl-report.html";
        StreamResult result = new StreamResult(new FileWriter(reportFile));

        WadlDefinitionExporter exporter = new WadlDefinitionExporter(target);
        String infile = exporter.export(reportDirAbsolutePath);

        transformer.setURIResolver(new FileUriResolver(reportDirAbsolutePath));
        transformer.transform(new StreamSource(new FileReader(infile)), result);

        String reportUrl = new File(reportFile).toURI().toURL().toString();
        return reportUrl;
    }

    protected static void initTransformers() throws Exception {
        transformers = new HashMap<String, Transformer>();
        TransformerFactory xformFactory = new org.apache.xalan.processor.TransformerFactoryImpl();

        transformers.put(
                "WADL",
                xformFactory.newTemplates(
                        new StreamSource(SoapUI.class
                                .getResourceAsStream("/com/eviware/soapui/resources/doc/wadl_documentation.xsl")))
                        .newTransformer());
    }

    @AForm(description = "Creates an HTML-Report for the current WADL", name = "Create Report", helpUrl = HelpUrls.CREATEWADLDOC_HELP_URL, icon = UISupport.TOOL_ICON_PATH)
    public interface Form {
        @AField(name = "Output Folder", description = "The folder where to create the report", type = AFieldType.FOLDER)
        public final static String OUTPUT_FOLDER = "Output Folder";
    }

    public static class FileUriResolver implements URIResolver {
        private final String basePath;

        public FileUriResolver(String basePath) {
            this.basePath = basePath;
        }

        public Source resolve(String href, String base) throws TransformerException {
            try {
                if (PathUtils.isHttpPath(href)) {
                    return new StreamSource(new URL(href).openStream());
                }

                File file = PathUtils.isAbsolutePath(href) ? new File(href) : new File(basePath, href);
                FileReader reader = new FileReader(file);
                return new StreamSource(reader);
            } catch (Exception e) {
                return null;
            }
        }
    }
}
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