path: root/src/main/java/org/openslx/imagemaster/Globals.java

package org.openslx.imagemaster;

import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Properties;

import org.apache.commons.lang3.StringUtils;
import org.openslx.imagemaster.server.MasterFtpServer;

public class Globals {
	private static final Properties properties = new Properties();
	private static boolean loadedProperties = false;
	
	public static final MasterFtpServer ftpServer = new MasterFtpServer();
	
	public static enum PropInt {
		LDAPPORT, SESSIONTIMEOUTUSER, SESSIONTIMEOUTSERVER, FTPPORT, FTPTIMEOUT
	}
	
	public static enum PropString {
		IMAGEDIR, LDAPHOST, LDAPBINDQUERY, LDAPSEARCHBASEDN, LDAPSEARCHFILTER, FTPBASEDIR
	}
	
	public static enum PropBool {
		LDAPSSL
	}
	
	/**
	 * Loads the properties from config/global.properties
	 * @return if the properties were loaded or not
	 * @throws IOException
	 */
	public static boolean loadProperties() throws IOException {
		if (loadedProperties) return false;
		
		// Load properties
		BufferedInputStream stream = new BufferedInputStream(new FileInputStream("config/global.properties"));
		properties.load(stream);
		stream.close();	
		
		return true;
	}
	
	public static boolean propertiesValid() {
		
		if (		Globals.getPropertyString( PropString.IMAGEDIR ) == null
				|| Globals.getPropertyString( PropString.IMAGEDIR ).isEmpty()
				|| Globals.getPropertyString( PropString.LDAPHOST ) == null
				|| Globals.getPropertyString( PropString.LDAPHOST ).isEmpty()
				|| Globals.getPropertyString( PropString.LDAPBINDQUERY ) == null
				|| Globals.getPropertyString( PropString.LDAPBINDQUERY ).isEmpty()
				|| Globals.getPropertyString( PropString.LDAPSEARCHBASEDN ) == null
				|| Globals.getPropertyString( PropString.LDAPSEARCHBASEDN ).isEmpty()
				|| Globals.getPropertyString( PropString.LDAPSEARCHFILTER ) == null
				|| Globals.getPropertyString( PropString.LDAPSEARCHFILTER ).isEmpty()
				|| Globals.getPropertyString( PropString.FTPBASEDIR ) == null
				|| Globals.getPropertyString( PropString.FTPBASEDIR ).isEmpty()
				
				|| Globals.getPropertyInt( PropInt.LDAPPORT ) == 0
				|| Globals.getPropertyInt( PropInt.SESSIONTIMEOUTUSER ) == 0
				|| Globals.getPropertyInt( PropInt.SESSIONTIMEOUTSERVER ) == 0
				|| Globals.getPropertyInt( PropInt.FTPPORT ) == 0
				|| Globals.getPropertyInt( PropInt.FTPTIMEOUT ) == 0
				) {
			return false;
		}
		
		if (StringUtils.countMatches(Globals.getPropertyString( PropString.LDAPBINDQUERY ), "%") != 1) {
			return false;
		}
		
		if (StringUtils.countMatches(Globals.getPropertyString( PropString.LDAPSEARCHFILTER ), "%") != 1) {
			return false;
		}
		
		// remove "/" at the end of the path
		String ftp = Globals.getPropertyString( PropString.FTPBASEDIR );
		if (ftp.endsWith("/")) {
			Globals.properties.put("ftp_base_dir", ftp.substring(0, ftp.length() - 1));
		}
		
		String image = Globals.getPropertyString( PropString.IMAGEDIR );
		if (image.endsWith("/")) {
			Globals.properties.put("image_dir", image.substring(0, image.length() -1 ));
		}
		
		return true;
	}
	
	public static int getPropertyInt(Globals.PropInt props) {
		String result = null;
		
		switch (props) {
		case LDAPPORT: result = properties.getProperty( "ldap_port" ); break;
		case SESSIONTIMEOUTUSER: result = properties.getProperty( "session_timeout_user" ); break;
		case SESSIONTIMEOUTSERVER: result = properties.getProperty( "session_timeout_server" ); break;
		case FTPPORT: result = properties.getProperty( "ftp_port" ); break;
		case FTPTIMEOUT: result = properties.getProperty( "ftp_timeout" ); break;
		default: result = "0"; break;
		}
		
		if (result == null) return 0;
		
		return Integer.valueOf( result );
	}
	
	public static String getPropertyString(Globals.PropString props) {
		String result = null;
		
		switch (props) {
		case IMAGEDIR: result = properties.getProperty( "image_dir" ); break;
		case LDAPHOST: result = properties.getProperty( "ldap_host" ); break;
		case LDAPBINDQUERY: result = properties.getProperty( "ldap_bind_query" ); break;
		case LDAPSEARCHBASEDN: result = properties.getProperty( "ldap_search_base_dn" ); break;
		case LDAPSEARCHFILTER: result = properties.getProperty( "ldap_search_filter" ); break;
		case FTPBASEDIR: result = properties.getProperty( "ftp_base_dir" ); break;
		default: result = ""; break;
		}
		
		return result;
	}
	
	public static boolean getPropertyBool(Globals.PropBool props) {
		String result = null;
		
		switch (props) {
		case LDAPSSL: result = properties.getProperty( "ldap_ssl" );
		default: result = ""; break;
		}
		
		return Boolean.valueOf( result );
	}
}