/*
 * Insert_Tag.bsh - a BeanShell macro script for the
 * jEdit text editor - inserts opening and closing tags
 * around selected text
 * Copyright (C) 2001-2010 
 * John Gellene <jgellene@nyc.rr.com>, Vadim Voituk <vadim@voituk.com> 
 * http://community.jedit.org
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with the jEdit program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Id: Insert_Tag.bsh 18975 2010-11-16 11:36:56Z voituk $
 */

Map tagsTemplate = new TreeMap() {{
 	 put("br", 		"<br/>");
 	 put("hr", 		"<hr/>");
 	 put("input", 	"<input type=\"\" />");
 	 put("img",		"<img src=\"\" alt=\"\" />");
 	 put("meta", 	"<meta http-equiv=\"\" content=\"\" />");
}};

void insertTag()
{
	
	String tag = Macros.input(view, "Enter name of tag:");
	if( tag == null || tag.length() == 0) return;
	String text = textArea.getSelectedText();
	if(text == null) text = "";
	
	int i;
	String[] tags = tag.split("\\s+");
	
	int caret = textArea.getCaretPosition();
	StringBuilder buff = new StringBuilder();
	
	for (i=0; i<tags.length; i++) {
		String tpl = tagsTemplate.get(tags[i]);
		if (tpl == null) {
			buff.append('<').append(tags[i]).append('>');
			caret += tags[i].length() + 2;
		} 
		else {
			buff.append(tpl);
			caret += tpl.length();
		}
	}
	
	buff.append(text);
	
	for (i=tags.length-1; i>=0; i--) {
		if (!tagsTemplate.containsKey(tags[i]))
			buff.append("</").append(tags[i]).append('>');
	}
	
	textArea.setSelectedText(buff.toString());
	
	//if no selected text, put the caret between the tags
	if(text.length() == 0)
		textArea.setCaretPosition(caret);
} 

if(buffer.isReadOnly())
	Macros.error(view, "Buffer is read-only.");
else
	insertTag();

/*
	Macro index data (in DocBook format)

<listitem>
    <para><filename>Insert_Tag.bsh</filename></para>
    <abstract><para>
        Inserts a balanced pair of markup tags as supplied in a input dialog.
    </para></abstract>
</listitem>

*/

// end Insert_Tag.bsh
