Examples with VelocityContext org.apache.velocity.VelocityContext used on opensource projects

Example 56 with VelocityContext

use of org.apache.velocity.VelocityContext in project xwiki-platform by xwiki.

the class DefaultWikiMacroTest method testDefaultParameterValues.

/**
 * Test default parameter value injection.
 */
@Test
public void testDefaultParameterValues() throws Exception {
    // Velocity Manager mock.
    final VelocityManager mockVelocityManager = getMockery().mock(VelocityManager.class);
    DefaultComponentDescriptor<VelocityManager> descriptorVM = new DefaultComponentDescriptor<VelocityManager>();
    descriptorVM.setRoleType(VelocityManager.class);
    getComponentManager().registerComponent(descriptorVM, mockVelocityManager);
    // Initialize velocity engine.
    final VelocityEngine vEngine = getComponentManager().getInstance(VelocityEngine.class);
    Properties properties = new Properties();
    properties.setProperty("resource.loader", "file");
    vEngine.initialize(properties);
    // Hack into velocity context.
    Execution execution = getComponentManager().getInstance(Execution.class);
    Map<?, ?> xwikiContext = (Map<?, ?>) execution.getContext().getProperty("xwikicontext");
    final VelocityContext vContext = new VelocityContext();
    vContext.put("xcontext", xwikiContext);
    getMockery().checking(new Expectations() {

        {
            oneOf(mockVelocityManager).getCurrentVelocityContext();
            will(returnValue(vContext));
            oneOf(mockVelocityManager).evaluate(with(any(Writer.class)), with(any(String.class)), with(any(Reader.class)));
            will(new Action() {

                @Override
                public Object invoke(Invocation invocation) throws Throwable {
                    return vEngine.evaluate(vContext, (Writer) invocation.getParameter(0), (String) invocation.getParameter(1), (Reader) invocation.getParameter(2));
                }

                @Override
                public void describeTo(Description description) {
                }
            });
        }
    });
    List<WikiMacroParameterDescriptor> parameterDescriptors = Arrays.asList(new WikiMacroParameterDescriptor("param1", "This is param1", false, "default_value"));
    registerWikiMacro("wikimacro1", "{{velocity}}$xcontext.macro.params.param1 $xcontext.macro.params.paraM1{{/velocity}}", Syntax.XWIKI_2_0, parameterDescriptors);
    Converter converter = getComponentManager().getInstance(Converter.class);
    DefaultWikiPrinter printer = new DefaultWikiPrinter();
    converter.convert(new StringReader("{{wikimacro1/}}"), Syntax.XWIKI_2_0, Syntax.PLAIN_1_0, printer);
    Assert.assertEquals("default_value default_value", printer.toString());
}

Example 57 with VelocityContext

use of org.apache.velocity.VelocityContext in project xwiki-platform by xwiki.

the class StubVelocityManager method evaluate.

@Override
public boolean evaluate(Writer out, String templateName, Reader source) throws XWikiVelocityException {
    // Get up to date Velocity context
    VelocityContext velocityContext = getVelocityContext();
    // Execute Velocity context
    boolean result = getVelocityEngine().evaluate(velocityContext, out, templateName, source);
    // Update current script context with potentially modified Velocity context
    ScriptContext scontext = this.scriptContextManager.getCurrentScriptContext();
    for (Object vkey : velocityContext.getKeys()) {
        if (vkey instanceof String) {
            String svkey = (String) vkey;
            // context is a reserved binding in JSR223 specification
            if (!"context".equals(svkey)) {
                scontext.setAttribute(svkey, velocityContext.get(svkey), ScriptContext.ENGINE_SCOPE);
            }
        }
    }
    return result;
}

Example 58 with VelocityContext

use of org.apache.velocity.VelocityContext in project xwiki-platform by xwiki.

the class XWikiWebappResourceLoaderTest method testVelocityInitialization.

@Test
public void testVelocityInitialization() throws Exception {
    // Fake the initialization of the Servlet Environment
    ServletEnvironment environment = (ServletEnvironment) getComponentManager().getInstance(Environment.class);
    environment.setServletContext(getMockery().mock(ServletContext.class));
    Properties properties = new Properties();
    properties.setProperty("resource.loader", "xwiki");
    properties.setProperty("xwiki.resource.loader.class", XWikiWebappResourceLoader.class.getName());
    VelocityFactory factory = getComponentManager().getInstance(VelocityFactory.class);
    VelocityEngine engine = factory.createVelocityEngine("key", properties);
    // Ensure Velocity has been correctly initialized by trying to evaluate some content.
    StringWriter out = new StringWriter();
    engine.evaluate(new VelocityContext(), out, "template", "#set ($var = 'value')$var");
    Assert.assertEquals("value", out.toString());
}

Example 59 with VelocityContext

use of org.apache.velocity.VelocityContext in project xwiki-platform by xwiki.

the class PackageMojo method expandJettyDistribution.

private void expandJettyDistribution() throws MojoExecutionException {
    Artifact jettyArtifact = resolveJettyArtifact();
    unzip(jettyArtifact.getFile(), this.outputPackageDirectory);
    // Replace properties in start shell scripts
    Collection<File> startFiles = org.apache.commons.io.FileUtils.listFiles(this.outputPackageDirectory, new WildcardFileFilter("start_xwiki*.*"), null);
    VelocityContext velocityContext = createVelocityContext();
    for (File startFile : startFiles) {
        getLog().info(String.format("  Replacing variables in [%s]...", startFile));
        try {
            String content = org.apache.commons.io.FileUtils.readFileToString(startFile, StandardCharsets.UTF_8);
            OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream(startFile));
            writer.write(replaceProperty(content, velocityContext));
            writer.close();
        } catch (Exception e) {
            // Failed to read or write file...
            throw new MojoExecutionException(String.format("Failed to process start shell script [%s]", startFile), e);
        }
    }
}

Example 60 with VelocityContext

use of org.apache.velocity.VelocityContext in project xwiki-platform by xwiki.

the class PackageMojo method generateConfigurationFiles.

private void generateConfigurationFiles(File configurationFileTargetDirectory) throws MojoExecutionException {
    VelocityContext context = createVelocityContext();
    Artifact configurationResourcesArtifact = this.repositorySystem.createArtifact("org.xwiki.platform", "xwiki-platform-tool-configuration-resources", getXWikiPlatformVersion(), "", "jar");
    resolveArtifact(configurationResourcesArtifact);
    configurationFileTargetDirectory.mkdirs();
    try (JarInputStream jarInputStream = new JarInputStream(new FileInputStream(configurationResourcesArtifact.getFile()))) {
        JarEntry entry;
        while ((entry = jarInputStream.getNextJarEntry()) != null) {
            if (entry.getName().endsWith(".vm")) {
                String fileName = entry.getName().replace(".vm", "");
                File outputFile = new File(configurationFileTargetDirectory, fileName);
                OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream(outputFile));
                getLog().info("Writing config file: " + outputFile);
                // Note: Init is done once even if this method is called several times...
                Velocity.init();
                Velocity.evaluate(context, writer, "", IOUtils.toString(jarInputStream, StandardCharsets.UTF_8));
                writer.close();
                jarInputStream.closeEntry();
            }
        }
    } catch (Exception e) {
        throw new MojoExecutionException("Failed to extract configuration files", e);
    }
}