tooltwist/lib/gradle.js

Tooltwist Command Line Interface

var Log = require('./log'),
	Config = require('./config'),
	fs = require('fs'),
	mkdirp = require('mkdirp');

/*
 *	Invoke Gradle to build and run the Tooltwist server.
 */
exports.runGradle = function(/*startCallback, endCallback*/) {
	Log.log("Starting Gradle to build and run the server.");
	Log.log();
	Log.debug('isController:', Config.IS_CONTROLLER);
	
	// gradle tomcatRun -DTOOLTWIST_HOME=${TOOLTWIST_HOME} -DXms128m -DXmx512m
	// gradle run_tomcat_and_phase2 -DTOOLTWIST_HOME=${TOOLTWIST_HOME} -DXms128m -DXmx512m
	var task = Config.USE_PHASE2 ? 'run_tomcat_and_phase2' : 'designer';
	Log.debug("task: " + task)
	var spawn = require('child_process').spawn;
	var args = [
		task,
		'-DTOOLTWIST_HOME=' + Config.TOOLTWIST_HOME,
		'-DXms256m',
		'-DXmx1024m'
	];
	if (Log.getLevel() == Log.DEBUG) {
		args.push('-d');
	} else if (Log.getLevel() == Log.INFO) {
		args.push('-i');
	} else if (Log.getLevel() == Log.QUIET) {
		args.push('-q');
	}
	var options = {
		cwd: Config.BUILD_DIR
	};
	
	// Decide which gradle wrapper script to use
	var cmd ='./gradlew'
	//ZZZ check for Windows
	var isWin = /^win/.test(process.platform);
	if (isWin) {
		cmd ='gradlew.bat'
	}
	
	// Display useful debug
	Log.log('$ cd ', Config.BUILD_DIR)
	var debugMsg = '$ ' + cmd;
	for (var i = 0; i < args.length; i++) { debugMsg += ' ' + args[i]; }
	Log.log(debugMsg)

	// Run the command
	var child = spawn(cmd, args, options);

	// Echo the output of the gradle command
	child.stdout.on('data', function (data) {
		var str = '' + data;
		str = str.replace(/\n/g, "\n  ")
		process.stdout.write(str);

		// Look for the message saying the server has started
		if (/The Server is running at http:/.test(data)) {
			
			Config.plugin.tomcatRunning();
			Log.log('  Default log file is ' + Config.HIDDEN_DIR + '/tooltwist.log')
			// if (startCallback) {
			// 	startCallback();
			// }
		}
	
	});
	child.stderr.on('data', function (data) {
		var str = '' + data;
		str = str.replace(/\n/g, "\n  ")
		process.stderr.write(str);
	});

	// Handle the process completion.
	child.on('close', function (code) {
		Log.debug('child process exited with code ' + code);
		Config.plugin.afterPhase1(code);
		// if (endCallback) {
		// 	endCallback(code);
		// }
	});
	
};

/**
 *	Check we have the gradle wrapper. This is a shell script (Unix) or batch
 *	file (Windows) that will download gradle if it is not installed then run
 *	the Gradle build. This is a standard Gradle feature.
 */
exports.checkGradleWrapper = function(targetDir) {
	Log.debug();
	Log.debug('checkGradleWrapper()')	
	Log.debug('create gradle wrapper in ' + targetDir);
	
		
	mkdirp.sync(targetDir + '/gradle/wrapper');
	
	// gradlew
	var to = targetDir + '/gradlew';
	if ( !fs.existsSync(to)) {
		var from = __dirname + "/../templates/gradleWrapper/gradlew"
		var output = fs.readFileSync(from, "utf8");
		fs.writeFileSync(to, output, { encoding: 'utf8' });
	}
	fs.chmodSync(to, '544');
	
	// gradlew.bat
	var to = targetDir + '/gradlew.bat';
	if ( !fs.existsSync(to)) {
		var from = __dirname + "/../templates/gradleWrapper/gradlew.bat"
		var output = fs.readFileSync(from, "utf8");
		fs.writeFileSync(to, output, { encoding: 'utf8' });
	}

	// gradle-wrapper.jar
	var to = targetDir + '/gradle/wrapper/gradle-wrapper.jar';
	if ( !fs.existsSync(to)) {
		var from = __dirname + "/../templates/gradleWrapper/gradle/wrapper/gradle-wrapper.jar"
		var output = fs.readFileSync(from);
		fs.writeFileSync(to, output);
	}

	// gradle-wrapper.properties
	var to = targetDir + '/gradle/wrapper/gradle-wrapper.properties';
	if ( !fs.existsSync(to)) {
		var from = __dirname + "/../templates/gradleWrapper/gradle/wrapper/gradle-wrapper.properties"
		var output = fs.readFileSync(from, "utf8");
		fs.writeFileSync(to, output, { encoding: 'utf8' });
	}
}