Examples with TemplateModel freemarker.template.TemplateModel used on opensource projects

Example 51 with TemplateModel

use of freemarker.template.TemplateModel in project asterixdb by apache.

the class LoadFileDirective method execute.

@Override
public void execute(Environment env, Map params, TemplateModel[] loopVars, TemplateDirectiveBody body) throws TemplateException, IOException {
    String fileParam = null;
    String defaultParam = null;
    boolean trimParam = false;
    for (Object paramObj : params.entrySet()) {
        Map.Entry param = (Map.Entry) paramObj;
        String paramName = (String) param.getKey();
        TemplateModel paramValue = (TemplateModel) param.getValue();
        switch(paramName) {
            case PARAM_FILE:
                if (paramValue instanceof TemplateScalarModel) {
                    fileParam = ((TemplateScalarModel) paramValue).getAsString();
                } else {
                    throw new TemplateModelException(PARAM_FILE + " must be a string");
                }
                break;
            case PARAM_DEFAULT_TEXT:
                if (paramValue instanceof TemplateScalarModel) {
                    defaultParam = ((TemplateScalarModel) paramValue).getAsString();
                } else {
                    throw new TemplateModelException(PARAM_DEFAULT_TEXT + " must be a string");
                }
                break;
            case PARAM_TRIM:
                if (paramValue instanceof TemplateBooleanModel) {
                    trimParam = ((TemplateBooleanModel) paramValue).getAsBoolean();
                } else {
                    throw new TemplateModelException(PARAM_TRIM + " must be a boolean");
                }
                break;
            default:
                throw new TemplateModelException("Unknown param: " + paramName);
        }
    }
    if (fileParam == null) {
        throw new TemplateModelException("The required \"" + PARAM_FILE + "\" parameter" + "is missing.");
    }
    if (body != null) {
        throw new TemplateModelException("Body is not supported by this directive");
    }
    Writer out = env.getOut();
    File baseDir = ((FileTemplateLoader) ((Configuration) env.getTemplate().getParent()).getTemplateLoader()).baseDir;
    File file = new File(baseDir, fileParam);
    if (file.exists()) {
        if (trimParam) {
            LicenseUtil.readAndTrim(out, file);
            out.write('\n');
        } else {
            IOUtils.copy(new FileInputStream(file), out, StandardCharsets.UTF_8);
        }
    } else if (defaultParam != null) {
        out.append(defaultParam).append("\n");
    } else {
        throw new IOException("File not found: " + file);
    }
}

Example 52 with TemplateModel

use of freemarker.template.TemplateModel in project engine by craftercms.

the class AllHttpScopesAndAppContextHashModel method get.

@Override
public TemplateModel get(String key) throws TemplateModelException {
    // Lookup in page scope
    TemplateModel model = super.get(key);
    if (model != null) {
        return model;
    }
    // Lookup in request scope
    Object obj = request.getAttribute(key);
    if (obj != null) {
        return wrap(obj);
    }
    // Lookup in session scope
    HttpSession session = request.getSession(false);
    if (session != null) {
        obj = session.getAttribute(key);
        if (obj != null) {
            return wrap(obj);
        }
    }
    // Lookup in application scope
    obj = context.getAttribute(key);
    if (obj != null) {
        return wrap(obj);
    }
    // Lookup in application context
    try {
        return wrap(applicationContextAccessor.get(key));
    } catch (NoSuchBeanDefinitionException e) {
    }
    // return wrapper's null object (probably null).
    return wrap(null);
}

Example 53 with TemplateModel

use of freemarker.template.TemplateModel in project engine by craftercms.

the class RenderComponentDirective method execute.

@SuppressWarnings("unchecked")
public void execute(Environment env, Map params, TemplateModel[] loopVars, TemplateDirectiveBody body) throws TemplateException {
    TemplateModel componentParam = (TemplateModel) params.get(COMPONENT_PARAM_NAME);
    TemplateModel componentPathParam = (TemplateModel) params.get(COMPONENT_PATH_PARAM_NAME);
    TemplateModel additionalModelParam = (TemplateModel) params.get(ADDITIONAL_MODEL_PARAM_NAME);
    Map<String, Object> additionalModel = null;
    SiteItem component;
    if (componentParam == null && componentPathParam == null) {
        throw new TemplateException("No '" + COMPONENT_PARAM_NAME + "' or '" + COMPONENT_PATH_PARAM_NAME + "' param specified", env);
    } else if (componentParam != null) {
        component = getComponentFromNode(componentParam, env);
    } else {
        component = getComponentFromPath(componentPathParam, env);
    }
    if (additionalModelParam != null) {
        additionalModel = unwrap(ADDITIONAL_MODEL_PARAM_NAME, additionalModelParam, Map.class, env);
    }
    Map<String, Object> templateModel = executeScripts(component, additionalModel, env);
    SimpleHash model = getFullModel(component, templateModel, additionalModel);
    Template template = getTemplate(component, env);
    Writer output = env.getOut();
    processComponentTemplate(template, model, output, env);
}

Example 54 with TemplateModel

use of freemarker.template.TemplateModel in project sling by apache.

the class AdaptToMethod method exec.

@Override
public Object exec(final List arguments) throws TemplateModelException {
    if (arguments.size() != 2) {
        throw new TemplateModelException("wrong number of arguments, expecting 2 (adaptable and adapter type).");
    }
    try {
        final String classname = arguments.get(1).toString();
        final Class<?> clazz = dynamicClassLoaderManager.getDynamicClassLoader().loadClass(classname);
        final TemplateModel templateModel = (TemplateModel) arguments.get(0);
        final Object adaptable = DeepUnwrap.unwrap(templateModel);
        return adapterManager.getAdapter(adaptable, clazz);
    } catch (Exception e) {
        throw new TemplateModelException(e);
    }
}

Example 55 with TemplateModel

use of freemarker.template.TemplateModel in project PublicCMS-preview by sanluan.

the class TemplateDirectiveHandler method reduce.

private Map<String, TemplateModel> reduce() throws TemplateModelException {
    Map<String, TemplateModel> reduceMap = new LinkedHashMap<>();
    ObjectWrapper objectWrapper = environment.getObjectWrapper();
    Namespace namespace = environment.getCurrentNamespace();
    Iterator<Entry<String, Object>> iterator = map.entrySet().iterator();
    for (int i = 0; iterator.hasNext(); i++) {
        Entry<String, Object> entry = iterator.next();
        if (i < loopVars.length) {
            loopVars[i] = objectWrapper.wrap(entry.getValue());
        } else {
            String key = entry.getKey();
            reduceMap.put(key, namespace.get(key));
            namespace.put(key, objectWrapper.wrap(entry.getValue()));
        }
    }
    return reduceMap;
}