/*
* Copyright 2013 Alex Lin.
*
* 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 org.opoo.press.support;
import java.io.File;
import java.io.PrintWriter;
import java.io.StringWriter;
import org.apache.commons.io.FilenameUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.jruby.embed.ScriptingContainer;
/**
* @author Alex Lin
*
*/
public class Compass {
private static final Logger log = LoggerFactory.getLogger(Compass.class);
private String path;
private String config;
public Compass(File site) {
File configFile = new File(site, "config.rb");
if (!site.exists() || !site.isDirectory() || !configFile.exists()) {
throw new IllegalArgumentException("Not a valid compass project path: " + site);
}
this.path = FilenameUtils.separatorsToUnix(site.getAbsolutePath());
this.config = FilenameUtils.separatorsToUnix(configFile.getAbsolutePath());
}
public void compile() {
runScriptlet(buildCompileScript());
}
public void watch() {
runScriptlet(buildWatchScript());
}
private void runScriptlet(String script) {
log.debug(script);
new ScriptingContainer().runScriptlet(script);
}
private void buildBasicScript(PrintWriter script) {
//script.println("require 'rubygems'");
script.println("require 'compass'");
script.println("frameworks = Dir.new(Compass::Frameworks::DEFAULT_FRAMEWORKS_PATH).path");
script.println("Compass::Frameworks.register_directory(File.join(frameworks, 'compass'))");
script.println("Compass::Frameworks.register_directory(File.join(frameworks, 'blueprint'))");
script.println("Compass.add_project_configuration '" + config + "'");
script.println("Compass.configure_sass_plugin!");
}
private String buildCompileScript() {
StringWriter raw = new StringWriter();
PrintWriter script = new PrintWriter(raw);
buildBasicScript(script);
script.println("Dir.chdir('" + path + "') do ");
// script.println("Dir.chdir(File.dirname('" + config + "')) do ");
script.println(" Compass.compiler.run");
script.println("end");
script.flush();
return raw.toString();
}
private String buildWatchScript() {
StringWriter raw = new StringWriter();
PrintWriter script = new PrintWriter(raw);
buildBasicScript(script);
script.println("require 'compass/commands'");
script.println("command = Compass::Commands::WatchProject.new('" + path + "', {})");
script.println("command.perform");
script.flush();
return raw.toString();
}
}