mmailtext.java

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/******************************************************************************
 * The contents of this file are subject to the   Compiere License  Version 1.1
 * ("License"); You may not use this file except in compliance with the License
 * You may obtain a copy of the License at http://www.compiere.org/license.html
 * Software distributed under the License is distributed on an  "AS IS"  basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 * The Original Code is Compiere ERP & CRM Smart Business Solution. The Initial
 * Developer of the Original Code is Jorg Janke. Portions created by Jorg Janke
 * are Copyright (C) 1999-2005 Jorg Janke.
 * All parts are Copyright (C) 1999-2005 ComPiere, Inc.  All Rights Reserved.
 * Contributor(s): ______________________________________.
 *****************************************************************************/
package org.compiere.model;

import java.sql.*;
import java.util.*;
import java.util.logging.*;

import org.compiere.util.*;

/**
 * 	Request Mail Template Model.
 *	Cannot be cached as it holds PO/BPartner/User to parse
 *  @author Jorg Janke
 *  @version $Id: MMailText.java,v 1.11 2005/11/13 22:21:21 jjanke Exp $
 */
public class MMailText extends X_R_MailText
{
	/**
	 * 	Standard Constructor
	 *	@param ctx context
	 *	@param R_MailText_ID id
	 */
	public MMailText(Properties ctx, int R_MailText_ID, String trxName)
	{
		super (ctx, R_MailText_ID, trxName);
	}	//	MMailText

	/**
	 * 	Load Constructor
	 *	@param ctx context
	 *	@param rs result set
	 *	@param trxName trx
	 */
	public MMailText (Properties ctx, ResultSet rs, String trxName)
	{
		super (ctx, rs, trxName);
	}	//	MMailText

	/**	Parse User			*/
	private MUser		m_user = null;
	/** Parse BPartner		*/
	private MBPartner	m_bpartner = null;
	/** Parse PO			*/
	private PO			m_po = null;
	/** Translated Header	*/
	private String		m_MailHeader = null;
	/** Translated Text		*/
	private String		m_MailText = null;
	/** Translated Text 2	*/
	private String		m_MailText2 = null;
	/** Translated Text 3	*/
	private String		m_MailText3 = null;
	/** Translation Cache	*/
	private static CCache<String,MMailTextTrl> s_cacheTrl = new CCache<String,MMailTextTrl> ("", 20);
	
	/**
	 * 	Get parsed/translated Mail Text
	 *	@param all concatinate all
	 *	@return parsed/translated text
	 */
	public String getMailText(boolean all)
	{
		if (m_MailText == null)
			translate();
		if (!all)
			return parse(m_MailText);
		//
		StringBuffer sb = new StringBuffer();
		sb.append(m_MailText);
		String s = m_MailText2;
		if (s != null && s.length() > 0)
			sb.append("\n").append(s);
		s = m_MailText3;
		if (s != null && s.length() > 0)
			sb.append("\n").append(s);
		//
		return parse(sb.toString());
	}	//	getMailText

	/**
	 * 	Get parsed/translated Mail Text
	 *	@return parsed/translated text
	 */
	public String getMailText()
	{
		if (m_MailText == null)
			translate();
		return parse (m_MailText);
	}	//	getMailText
	
	/**
	 * 	Get parsed/translated Mail Text 2
	 *	@return parsed/translated text
	 */
	public String getMailText2()
	{
		if (m_MailText == null)
			translate();
		return parse (m_MailText2);
	}	//	getMailText2

	/**
	 * 	Get parsed/translated Mail Text 2
	 *	@return parsed/translated text
	 */
	public String getMailText3()
	{
		if (m_MailText == null)
			translate();
		return parse (m_MailText3);
	}	//	getMailText3

	/**
	 * 	Get parsed/translated Mail Header
	 *	@return parsed/translated text
	 */
	public String getMailHeader()
	{
		if (m_MailHeader == null)
			translate();
		return parse(m_MailHeader);
	}	//	getMailHeader
	
	/**************************************************************************
	 * 	Parse Text
	 *	@param text text
	 *	@return parsed text
	 */
	private String parse (String text)
	{
		if (text.indexOf("@") == -1)
			return text;
		//	Parse User
		text = parse (text, m_user);
		//	Parse BP
		text = parse (text, m_bpartner);
		//	Parse PO
		text = parse (text, m_po);
		//
		return text;
	}	//	parse
	
	/**
	 * 	Parse text
	 *	@param text text
	 *	@param po object
	 *	@return parsed text
	 */
	private String parse (String text, PO po)
	{
		if (po == null || text.indexOf("@") == -1)
			return text;
		
		String inStr = text;
		String token;
		StringBuffer outStr = new StringBuffer();

		int i = inStr.indexOf("@");
		while (i != -1)
		{
			outStr.append(inStr.substring(0, i));			// up to @
			inStr = inStr.substring(i+1, inStr.length());	// from first @

			int j = inStr.indexOf("@");						// next @
			if (j < 0)										// no second tag
			{
				inStr = "@" + inStr;
				break;
			}

			token = inStr.substring(0, j);
			outStr.append(parseVariable(token, po));		// replace context

			inStr = inStr.substring(j+1, inStr.length());	// from second @
			i = inStr.indexOf("@");
		}

		outStr.append(inStr);           					//	add remainder
		return outStr.toString();
	}	//	parse

	/**
	 * 	Parse Variable
	 *	@param variable variable
	 *	@param po po
	 *	@return translated variable or if not found the original tag
	 */
	private String parseVariable (String variable, PO po)
	{
		int index = po.get_ColumnIndex(variable);
		if (index == -1)
			return "@" + variable + "@";	//	keep for next
		//
		Object value = po.get_Value(index);
		if (value == null)
			return "";
		return value.toString();
	}	//	translate
	
	/**
	 * 	Set User for parse
	 *	@param AD_User_ID user
	 */
	public void setUser (int AD_User_ID)
	{
		m_user = MUser.get (getCtx(), AD_User_ID);
	}	//	setUser
	
	/**
	 * 	Set User for parse
	 *	@param user user
	 */
	public void setUser (MUser user)
	{
		m_user = user;
	}	//	setUser
	
	/**
	 * 	Set BPartner for parse
	 *	@param C_BPartner_ID bp
	 */
	public void setBPartner (int C_BPartner_ID)
	{
		m_bpartner = new MBPartner (getCtx(), C_BPartner_ID, get_TrxName());
	}	//	setBPartner
	
	/**
	 * 	Set BPartner for parse
	 *	@param bpartner bp
	 */
	public void setBPartner (MBPartner bpartner)
	{
		m_bpartner = bpartner;
	}	//	setBPartner

	/**
	 * 	Set PO for parse
	 *	@param po po
	 */
	public void setPO (PO po)
	{
		m_po = po;
	}	//	setPO

	/**
	 * 	Set PO for parse
	 *	@param po po
	 *	@param analyse if set to true, search for BPartner/User
	 */
	public void setPO (PO po, boolean analyse)
	{
		m_po = po;
		if (analyse)
		{
			int index = po.get_ColumnIndex("C_BPartner_ID");
			if (index > 0)
			{
				Object oo = po.get_Value(index);
				if (oo instanceof Integer)
				{
					int C_BPartner_ID = ((Integer)oo).intValue();
					setBPartner(C_BPartner_ID);
				}
			}
			index = po.get_ColumnIndex("AD_User_ID");
			if (index > 0)
			{
				Object oo = po.get_Value(index);
				if (oo instanceof Integer)
				{
					int AD_User_ID = ((Integer)oo).intValue();
					setUser(AD_User_ID);
				}
			}
		}
	}	//	setPO

	/**
	 * 	Translate to BPartner Language
	 */
	private void translate()
	{
		if (m_bpartner != null && m_bpartner.getAD_Language() != null)
		{
			String key = m_bpartner.getAD_Language() + get_ID();
			MMailTextTrl trl = s_cacheTrl.get(key);
			if (trl == null)
			{
				trl = getTranslation(m_bpartner.getAD_Language());
				if (trl != null)
					s_cacheTrl.put(key, trl);
			}
			if (trl != null)
			{
				m_MailHeader = trl.MailHeader;
				m_MailText = trl.MailText;
				m_MailText2 = trl.MailText2;
				m_MailText3 = trl.MailText3;
			}
		}
		//	No Translation
		m_MailHeader = super.getMailHeader();
		m_MailText = super.getMailText();
		m_MailText2 = super.getMailText2();
		m_MailText3 = super.getMailText3();
	}	//	translate
	
	/**
	 * 	Get Translation
	 *	@param AD_Language language
	 *	@return trl
	 */
	private MMailTextTrl getTranslation (String AD_Language)
	{
		MMailTextTrl trl = null;
		PreparedStatement pstmt = null;
		String sql = "SELECT * FROM R_MailText_Trl WHERE R_MailText_ID=? AND AD_Language=?";
		try
		{
			pstmt = DB.prepareStatement (sql, null);
			pstmt.setInt (1, getR_MailText_ID());
			pstmt.setString(2, AD_Language);
			ResultSet rs = pstmt.executeQuery ();
			if (rs.next())
			{
				trl = new MMailTextTrl();
				trl.AD_Language = rs.getString("AD_Language");
				trl.MailHeader = rs.getString("MailHeader");
				trl.MailText = rs.getString("MailText");
				trl.MailText2 = rs.getString("MailText2");
				trl.MailText3 = rs.getString("MailText3");
			}
			rs.close ();
			pstmt.close ();
			pstmt = null;
		}
		catch (Exception e)
		{
			log.log (Level.SEVERE, sql, e);
		}
		try
		{
			if (pstmt != null)
				pstmt.close ();
			pstmt = null;
		}
		catch (Exception e)
		{
			pstmt = null;
		}
		return trl;
	}	//	getTranslation
	
	/**
	 *	MailText Translation VO
	 */
	class MMailTextTrl
	{
		/** Language			*/
		String		AD_Language = null;
		/** Translated Header	*/
		String		MailHeader = null;
		/** Translated Text		*/
		String		MailText = null;
		/** Translated Text 2	*/
		String		MailText2 = null;
		/** Translated Text 3	*/
		String		MailText3 = null;
	}	//	MMailTextTrl
	
}	//	MMailText