/*
* Copyright 2013 the original author or authors.
*
* 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.
*/
package ratpack.groovy.launch;
import com.google.inject.Injector;
import com.google.inject.Module;
import groovy.lang.Closure;
import ratpack.func.Function;
import ratpack.groovy.internal.RatpackDslClosureToHandlerTransformer;
import ratpack.groovy.internal.ScriptBackedApp;
import ratpack.groovy.server.internal.GroovyKitAppFactory;
import ratpack.guice.Guice;
import ratpack.guice.GuiceBackedHandlerFactory;
import ratpack.handling.Handler;
import ratpack.launch.HandlerFactory;
import ratpack.launch.LaunchConfig;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
public class GroovyScriptFileHandlerFactory implements HandlerFactory {
public static final String SCRIPT_PROPERTY_NAME = "groovy.script";
public static final String SCRIPT_PROPERTY_DEFAULT = "ratpack.groovy";
public static final String COMPILE_STATIC_PROPERTY_NAME = "groovy.compileStatic";
public static final String COMPILE_STATIC_PROPERTY_DEFAULT = "false";
public Handler create(LaunchConfig launchConfig) {
String scriptName = launchConfig.getOther(SCRIPT_PROPERTY_NAME, SCRIPT_PROPERTY_DEFAULT);
Path script = launchConfig.getBaseDir().file(scriptName);
if (script == null) {
throw new IllegalStateException("scriptName '" + scriptName + "' escapes application base dir");
}
if (!Files.exists(script)) {
Path capitalized = launchConfig.getBaseDir().file(scriptName.substring(0, 1).toUpperCase() + scriptName.substring(1));
if (capitalized != null) {
if (Files.exists(capitalized)) {
script = capitalized;
}
}
}
try {
script = script.toRealPath();
} catch (IOException ignore) {
// ignore
}
boolean compileStatic = Boolean.parseBoolean(launchConfig.getOther(COMPILE_STATIC_PROPERTY_NAME, COMPILE_STATIC_PROPERTY_DEFAULT));
Function<Module, Injector> moduleTransformer = Guice.newInjectorFactory(launchConfig);
GuiceBackedHandlerFactory handlerFactory = new GroovyKitAppFactory(launchConfig);
Function<Closure<?>, Handler> closureTransformer = new RatpackDslClosureToHandlerTransformer(launchConfig, handlerFactory, moduleTransformer);
return new ScriptBackedApp(script, compileStatic, launchConfig.isDevelopment(), closureTransformer);
}
}