ZendDetectTargetCmdLine.java

package org.zend.php.zendserver.deployment.ui.actions;

import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.util.Enumeration;

import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.osgi.framework.Bundle;
import org.osgi.framework.FrameworkUtil;
import org.zend.sdklib.internal.target.ZendTargetDetectMain;

import swt.elevate.ElevatedProgram;
import swt.elevate.ElevatedProgramFactory;

/**
 * Run ZendSDK zetect target command line
 */
public class ZendDetectTargetCmdLine {

	private String getJavaPath() {
		String javaExecName = Platform.OS_WIN32.equals(Platform.getOS()) ? "javaw.exe" : "java"; //$NON-NLS-1$ //$NON-NLS-2$
		File java = new File(System.getProperty("java.home") + "/bin/" + javaExecName); //$NON-NLS-1$ //$NON-NLS-2$
		return java.getAbsolutePath();
	}
	
	private String getZendCommandArgs(String targetId, String key) throws IOException {
		StringBuilder command = new StringBuilder();
		
		Bundle zendSdk = FrameworkUtil.getBundle(ZendTargetDetectMain.class);
		String zendSdkPath = getZendSdkClassPath(zendSdk);
		
		if (Platform.OS_WIN32.equals(Platform.getOS())) {
			String arch = Platform.getOSArch();
			command.append(" -Djava.library.path="); //$NON-NLS-1$
			command.append('"').append(new File(zendSdkPath, "/lib/" + arch)).append('"'); //$NON-NLS-1$
		}
		
		command.append(" -cp "); //$NON-NLS-1$
		
		StringBuilder cp = new StringBuilder();
		cp.append('"');
		String rootPath = "/"; //$NON-NLS-1$
		if (Platform.inDevelopmentMode()) {
			rootPath = "/bin"; //$NON-NLS-1$
		}
		String pathSeparator = System.getProperty("path.separator"); //$NON-NLS-1$
		cp.append(new File(zendSdkPath, rootPath)).append(pathSeparator);
		
		Enumeration<?> libs = zendSdk.findEntries("/lib", "*.jar", false); //$NON-NLS-1$ //$NON-NLS-2$
		if (libs != null) {
			while (libs.hasMoreElements()) {
				URL lib = (URL) libs.nextElement();
				cp.append(new File(zendSdkPath, lib.getPath())).append(pathSeparator);
			}
		}
		cp.append('"');
		command.append(cp);
		
		command.append(" ").append(ZendTargetDetectMain.class.getName()).append(" "); //$NON-NLS-1$ //$NON-NLS-2$
		if (targetId != null) {
			command.append(" ").append(targetId).append(" "); //$NON-NLS-1$ //$NON-NLS-2$
		
			if (key != null) {
				command.append(" ").append(key).append(" "); //$NON-NLS-1$ //$NON-NLS-2$
			}
		}
		
		return command.toString();
	}

	private String getZendSdkClassPath(Bundle bundle) throws IOException {
		URL url = FileLocator.find(bundle, new Path("/"), null); //$NON-NLS-1$
		url = FileLocator.resolve(url);
		File location = new File(url.getFile());
		
		return location.getAbsolutePath();
	}
	
	public String getFullCommandLine(String targetId, String key) throws IOException {
		String java = getJavaPath();
		String args = getZendCommandArgs(targetId, key);
		return java + args;
	}
	
	public boolean runElevated(String targetId, String key) throws IOException {
		ElevatedProgram prog = ElevatedProgramFactory.getElevatedProgram();
		String java = getJavaPath();
		String args = getZendCommandArgs(targetId, key);
		
		boolean result = prog.launch("Zend SDK", java, args); //$NON-NLS-1$
		return result;
	}

}