<%@ include file = "/util/cacheControl.jsp"%><%--
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Common code used for creating XML files
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--%><%! String XML_COMMON_VERSION = "09-20-2012";

String TAB = "  ";		//XML indent characters
String EOL = "\r\n";	//newline displays source better on IE windows
String CDATA_NEWLINE = "@@@";	//no indent if line starts with this marker

String xml = null;
ArrayList attr = null;
ArrayList openTags = null;
Vector logData = null;

%><%

initXML(rz);

%><%!
/**
 *
 **/
void initXML(RZTagSupport rz)
{
	xml = "";
	attr = new ArrayList();
	openTags = new ArrayList();
	logData = new Vector();
	
}
/**
 *
 **/
void addTopXML(String tag, String version)
{
	addTopXML(tag, null, version);
}
/**
 *
 **/
void addTopXML(String tag, ArrayList attr, String version)
{
	if (attr == null)
		attr = new ArrayList();
	attr.add("version=" + version);
	attr.add("xml_common_version=" + XML_COMMON_VERSION);
	//attr.add("published=" + rz1.today("MM-dd-yyyy hh:mm aa"));
	attr.add("published=" + org.apache.commons.lang.time.DateFormatUtils.format(new GregorianCalendar(), "MM-dd-yyyy hh:mm aa"));
	addXML(tag,attr,null);
}

/*
Error: Ambiguous invocation of method "addXML". At least two methods are accessible from here:

"void addXML(java.lang.String name, java.lang.String value);"

"void addXML(java.lang.String name, java.util.ArrayList attr);"

declared in type "_work/__0calendar_0app/_calendar_0app/_db/_calendar_0db_0calendarid_0names__jsp"
declared in type "_work/__0calendar_0app/_calendar_0app/_db/_calendar_0db_0calendarid_0names__jsp".
*/


/**
 *	Open tag with no attributes
 **/
void addXML(String name)
{
	addXML(name, null, null, false);
}
/**
 *	Open tag with no attributes, value as innerText, then close tag
 **/
void addXML(String name, String value)
{
	addXML(name, null, value, false);
}
/**
 *	Open tag with attributes specified by attr, leave open
 **/
void addXML(String name, ArrayList attr)
{
	addXML(name, attr, null, false);
}
/**
 *	Open tag with no attributes, value as innerText/HTML, then close tag
 **/
void addXML(String name, String value, boolean isHTML)
{
	addXML(name, null, value, isHTML);
}
/**
 *	Open tag with specified attributes, value as innerText then close tag
 **/
void addXML(String name, ArrayList attr, String value)
{
	addXML(name, attr, value, false);
}
/**
 *	Open tag with specified attributes, if value null, leave tag open;
 *	otherwise use value as either innerText or innerHTML based on isHTML
 *	close tag if HTML or value is null
 **/
void addXML(String name, ArrayList attr, String value, boolean isHTML)
{
	ArrayList lines = new ArrayList();
	String line = "";
	String attrStr = "";

	if (attr != null)
	{
		for (int i=0;i<attr.size();i++)
		{
			String[] keyValue = StringUtils.split(attr.get(i)+"","=");
			if (keyValue.length == 0) continue;
			String key = keyValue[0];
			String val = (keyValue.length > 1) ? keyValue[1] : "";
			attrStr += " " + key + "=\"" + val + "\"";
		}
		attr.clear();
	}

	//----- If value not null, use for tag innerHTML and close tag
	boolean isCloseIt = true;

	//----- Otherwise open tag
	if (value == null)
	{
		value = "";
		isCloseIt = false;
	}

	//----- If value is not html, encode
	if (!isHTML || value.length()==0)
	{
		value = StringUtils.encodeSpecialChars(value);
		line = "<" + name + attrStr + ">";
		if (isCloseIt)
		{
			if (value.length() == 0)
				line = line.substring(0,line.length()-1) + " />";
			else
				line += value + "</" + name + ">";
		}
		lines.add(line);
	}
	//----- If value is html, wrap with cdata (tag always closed)
	else
	{
		lines.add("<" + name + attrStr  + ">");
		value = value.replaceAll("[\r\n]+","\n");
		String[] values = StringUtils.split(value,"\n");
		line = tabs(1) + "<![CDATA[" + values[0];	//always 1 element because length > 0
		for (int i=1;i<values.length;i++)
		{
			values[i].trim();
			if (values[i].length() == 0) continue;
			lines.add(line);
			line = CDATA_NEWLINE + values[i];
		}
		lines.add(line + "]]>");
		lines.add("</" + name + ">");
		isCloseIt = true;
	}
	// add all lines to xml
	addLines( (String[])lines.toArray( new String[0] ) );

	if (!isCloseIt)
		openTags.add(name);
}
/**
 *	close prior open tag
 *
 *	arguments:
 *		tag (optional) specified open tag name
 *		if not specified last open tag closed
 * 		log note if specified and does not match last open tag
 **/
void closeXML() { closeXML(""); }
void closeXML(String tag)
{
	String tagNote = "";
	if (tag.length() > 0)
		tagNote = " expected to close: " + tag;

	if (openTags.size() == 0)
		addLine("***** no open tags" + tagNote);
	else
	{
		String closeTag = openTags.remove(openTags.size()-1) + "";
		if (tag.length() > 0 && !tag.equals(closeTag))
			addLine("***** closing " + closeTag + " but" + tagNote);
		else
			addLine("</" + closeTag + ">");
	}
}
/**
 *
 **/
void addLine(String line)
{
	String[] lines = {line};
	addLines(lines);
}
/**
 *
 **/
void addLines(String[] lines)
{
	if (lines.length == 0) return;
	String padding = tabs(openTags.size());
	for (int i=0;i<lines.length;i++)
	{
		String value = lines[i];
		value = stripUnicode(value);
		if (value.indexOf(CDATA_NEWLINE) == 0)
			value = value.substring(CDATA_NEWLINE.length());
		else
			value = padding + value;
		xml += value + EOL;
	}
}
/**
 *
 **/
String tabs(int len)
{
	String str = "";
	for (int i=0;i<len;i++)
		str += TAB;
	return str;
}
/**
 *	String unicode characters before space (x20) or after ! (x7E)
 **/
String stripUnicode(String str)
{
	return str.replaceAll("[^\\x20-\\x7E]","");
}

//----- Add log entries to xml for debugging (cannot be top level tag)
void addLog(String value)
{
	addLog(null,value);
}
void addLog(String key, int value)
{
	addLog(key,value+"");
}
void addLog(String key, String value)
{
	if (key != null)
		value = key + '=' + value;
	value = stripUnicode(value);
	logData.add(value);
}

//----- Add log entries to xml for debugging (cannot be top level tag)
void closeLog()
{
	int i;
	String size = (logData.size()-1) + "";
	String padding = "";
	for (i=0;i<size.length();i++)
		padding += "0";

	addXML("log");
	for (i=0; i<logData.size();i++)
	{
		String key = "n" + StringUtils.right(padding + (i+1), size.length());
		String value = " " + logData.get(i) + " ";
		addXML(key,value);
	}
	closeXML("log");
}
%>