/**
* Licensed to Jasig under one or more contributor license
* agreements. See the NOTICE file distributed with this work
* for additional information regarding copyright ownership.
* Jasig licenses this file to you 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 org.jasig.portal.shell;
import groovy.lang.Binding;
import groovy.lang.GroovyShell;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.apache.commons.cli.PosixParser;
import org.apache.tools.ant.util.FileUtils;
import org.codehaus.groovy.control.CompilerConfiguration;
import org.codehaus.groovy.tools.shell.Groovysh;
import org.codehaus.groovy.tools.shell.IO;
import org.jasig.portal.spring.PortalApplicationContextLocator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.context.ApplicationContext;
/**
* @author Eric Dalquist
* @version $Revision$
*/
public class PortalShell {
static final Logger LOGGER = LoggerFactory.getLogger(PortalShell.class);
protected static Options getOptions() {
final Options options = new Options();
options.addOption(new Option("s", "script", true, "Groovy script to execute in the uPortal Shell."));
return options;
}
public static void main(String[] args) throws Exception {
final Options options = getOptions();
final CommandLineParser parser = new PosixParser();
final CommandLine commandLine;
try {
commandLine = parser.parse(options, args);
}
catch (ParseException e) {
System.err.println(e.getMessage());
printHelp(options);
return;
}
final ApplicationContext applicationContext = PortalApplicationContextLocator.getApplicationContext();
try {
final Binding binding = new SpringBinding(applicationContext);
binding.setVariable("logger", LOGGER);
if (commandLine.hasOption("script")) {
final String scriptName = commandLine.getOptionValue("script");
final File scriptFile = getAbsoluteFile(scriptName);
final CompilerConfiguration conf = new CompilerConfiguration(System.getProperties());
final GroovyShell shell = new GroovyShell(binding, conf);
shell.run(scriptFile, args);
}
else {
final Groovysh shell = new Groovysh(binding, new IO());
shell.run();
}
}
finally {
if (applicationContext instanceof DisposableBean) {
((DisposableBean) applicationContext).destroy();
}
}
}
protected static void printHelp(final Options options) {
final HelpFormatter formatter = new HelpFormatter();
final PrintWriter pw = new PrintWriter(System.err);
formatter.printHelp(pw, HelpFormatter.DEFAULT_WIDTH, "java " + PortalShell.class.getName(),
null, options, HelpFormatter.DEFAULT_LEFT_PAD,
HelpFormatter.DEFAULT_DESC_PAD, null, true);
pw.flush();
}
protected static File getAbsoluteFile(final String filePath) {
final File file;
if (FileUtils.isAbsolutePath(filePath)) {
file = new File(filePath);
}
else {
file = new File(new File(System.getProperty("user.dir")), filePath);
}
try {
return file.getCanonicalFile();
}
catch (IOException e) {
return file;
}
}
}