#include <qfile.h>

#include <qtextstream.h>

#include <qmessagebox.h>

#include <qregexp.h>

#include "noteobj.h"

/////////////////////////////////////////////////////////////////

// NoteObj

/////////////////////////////////////////////////////////////////

NoteObj::NoteObj()

{

	clear();

}

NoteObj::NoteObj(const QString &s)

{

	clear();

	note=s;

}

void NoteObj::copy (NoteObj other)

{

	note=other.note;

	fonthint=other.fonthint;

	filenamehint="";

}

void NoteObj::clear()

{

	note="";

	fonthint="undef";

	filenamehint="";

}

void NoteObj::setNote (const QString &s)

{

	note=s;

}

QString NoteObj::getNote()

{

	return note;

}

QString NoteObj::getNoteASCII()

{

	QString r=note;

	// convert all "<br*>" to "\n"

	QRegExp re("<br.*>");

	re.setMinimal(true);

	r.replace (re,"\n");

	// convert all "</p>" to "\n"

	re.setPattern ("</p>");

	r.replace (re,"\n");

	// remove all remaining tags 

	re.setPattern ("<.*>");

	r.replace (re,"");

	// If string starts with \n now, remove it.

	// It would be wrong in an OOo export for example

	while (r.at(0)=='\n') r.remove (0,1);

	// convert "&", "<" and ">"

	re.setPattern (">");

	r.replace (re,">");

	re.setPattern ("<");

	r.replace (re,"<");

	re.setPattern ("&");

	r.replace (re,"&");

	re.setPattern (""");

	r.replace (re,"\"");

	return r;

}

QString NoteObj::getNoteOpenDoc()

{

	// Evil hack to transform QT Richtext into

	// something which can be used in OpenDoc format

	// 

	// TODO create clean XML transformation which also

	// considers fonts, colors, ...

	QString r=note;

	// convert all "<br*>"

	QRegExp re("<br.*>");

	re.setMinimal(true);

	r.replace (re,"<text:line-break/>");

	// convert all "<p>" 

	re.setPattern ("<p>");

	r.replace (re,"<text:line-break/>");

	// Remove all other tags, e.g. paragraphs will be added in 

	// templates used during export

	re.setPattern ("</?html.*>");

	r.replace (re,"");

	re.setPattern ("</?head.*>");

	r.replace (re,"");

	re.setPattern ("</?body.*>");

	r.replace (re,"");

	re.setPattern ("</?meta.*>");

	r.replace (re,"");

	re.setPattern ("</?span.*>");

	r.replace (re,"");

	re.setPattern ("</?p.*>");

	r.replace (re,"");

	r="<text:span text:style-name=\"vym-notestyle\">"+r+"</text:span>";

	return r;

}

void NoteObj::setFontHint (const QString &s)

{

	// only for backward compatibility (pre 1.5 )

	fonthint=s;

}

QString NoteObj::getFontHint()

{

	// only for backward compatibility (pre 1.5 )

	return fonthint;

}

void NoteObj::setFilenameHint (const QString &s)

{

	filenamehint=s;

}

QString NoteObj::getFilenameHint()

{

	return filenamehint;

}

bool NoteObj::isEmpty ()

{

	return note.isEmpty();

}

QString NoteObj::saveToDir ()

{

	// QTextEdit may generate fontnames with unquoted &, like

	// in "Lucida B&H". This is invalid in XML and thus would crash

	// the XML parser

	uint pos=0;

	uint pos2;

	bool inbracket=false;

	bool inquot=false;

	while (pos<note.length())

	{

		if (note.mid(pos,1)=="<") inbracket=true;

		if (note.mid(pos,1)==">") inbracket=false;

		if (note.mid(pos,1)=="\"" && inbracket)

		{

			if (!inquot)

				inquot=true;

			else

				inquot=false;

		}

		if (note.mid(pos,1)=="&" && inquot)

		{

			// Now we are inside  <  "  "  >

			// look for ending "

			pos2=pos+1;

			while (note.mid(pos2,1)!=";" && note.mid(pos2,1)!="\"")

				pos2++;

			if (note.mid(pos2,1)=="\"")

			{

				note.replace(pos,1,"&");

				pos=pos2;

			}

		}

		pos++;

	}

	return beginElement ("htmlnote",attribut("fonthint",fonthint)) + "\n"+ note+ "\n" +endElement ("htmlnote");

}