Lightning Rose Text to HTML



<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN">

<!--***************************************************************************
**                                                                           **
**                    Copyright(C) 2005-2006 by L. N. Reed                   **
**                                                                           **
**               Released under the GNU General Public License               **
**                       www.gnu.org/copyleft/gpl.html                       **
**                                                                           **
****************************************************************************-->

<HTML>
<CENTER>

<TITLE>Text to HTML</TITLE>

<head>
<SCRIPT LANGUAGE="JavaScript">
<!-- Begin

function  backButton()
{
    text  = "<center>";
    text += "<br>";
    text += "<input type=button value='Back' ";
    text += "onClick='window.history.go( -1 )'>";
    text += "</center></body></html>";

    return( text );
}

function  showText( textToShow )
{
    text  = "<html><head><title>Text to HTML</title></head>";

    text += "<body bgcolor='lightyellow' text='black' >";
    text += "<CENTER>";
    text += "<H3>Text to HTML</H3><DL>";

    text += "<br>";
    text += "<form NAME='copy'>";

    text += "<textarea NAME='txt' ROWS=20 COLS=80 WRAP=VIRTUAL>";
    text += textToShow;
    text += "</textarea>";
    text += "<DIV align='center'>";
    text += "<br>";
    text += "<input type=button value='Highlight All' ";
    text += "onClick='javascript:this.form.txt.focus();";
    text += "this.form.txt.select();'>";
    text += "</DIV>";
    text += "</form>";

    text += backButton();

    window.document.write( text );
    window.document.close();
}

function  putSpaces( nSpaces )
{
    text = "";

    for ( var i = 0; i < nSpaces; i++ )
        text += " ";

    return( text );
}

function  lineNumber( lineNum, lineFlag )
{
    text = "";

    if ( lineFlag )
    {
        var str = '' + lineNum;
        text += putSpaces( 4 - str.length );

        text += lineNum + ") ";
    }

    return( text );
}

function  convertText( textToConvert, lineFlag, tabWidth )
{
    var chIndex  = -1;
    var nSpaces  = 0;
    var lineNum  = 0;
    var sLength  = textToConvert.length

    if ( tabWidth == "" )        // drop down menu default
        tabWidth = 8;

    text = "\n" + lineNumber( ++lineNum, lineFlag );

    for ( var i = 0; i < sLength; i++ )
    {
        chIndex++;

        switch ( textToConvert.charAt(i) )
        {
            case '<':
                text += "&lt;";
                break;

            case '>':
                text += "&gt;";
                break;

            case '&':
                text += "&amp;";
                break;

            case '\t':           // Convert TAB to spaces
                nSpaces   = tabWidth - ( chIndex % tabWidth );
                chIndex  += nSpaces - 1;
                text     += putSpaces( nSpaces );
                break;

            case '\n':           // New Line - maybe print line number
                text += "\n";
                text += lineNumber( ++lineNum, lineFlag );

                chIndex = -1;
                break;

            default:
                text += textToConvert.substr(i,1);
        }
    }

    return( text );
}

function  convertToHTML( textToDisplay, lineNumbers, tabWidth )
{
    text  = "<html><pre><code><br>";
    text += convertText( textToDisplay, lineNumbers, tabWidth );
    text += "<br></code></pre></html>";
    text  = convertText( text, 0, tabWidth );

    showText( text );
}

function  previewText( textToShow, lineNumbers, tabWidth )
{
    text  = "<html><head><title>Text to HTML</title></head>";
    text += "<body bgcolor='lightyellow' text='black' >";

    text += "<html><pre><code><br>";
    text += convertText( textToShow, lineNumbers, tabWidth );
    text += "<br></code></pre></html>";

    text += backButton();
    window.document.write( text );
    window.document.close();
}

function  getTabWidth()
{
    document.writeln( "Tab Width <SELECT name='tabWidth'><OPTION value=\"\">8" );

    for ( var i = 1; i <= 12; i++ )
        document.write( "<OPTION value=\"" + i +"\">" + i + "" );

    document.write( "</SELECT>" );
}

// End -->

</script>
</head>

<BODY
bgColor=lightyellow
link=red
VLINK=black
text=black
>
<BASEFONT SIZE="2" FACE="Arial">

<H3>Text to HTML</H3><DL>

Converts ASCII text into HTML while preserving all formatting.

<BR>
Paste or type text into window and click 
on <b>[Preview]</b> or <b>[Convert]</b>

<BR><BR>

<FORM>
  <textarea name="data" rows=20 cols=80></textarea>
  <br>
  Display Line Numbers <input type="checkbox" name="C1" value="ON">
  &nbsp;&nbsp;&nbsp;

  <SCRIPT LANGUAGE="JavaScript">

      <!-- Begin
        getTabWidth();
      //  End -->
  </script>

  <br><br>
  <INPUT TYPE="BUTTON" VALUE="Preview Text" 
  onClick="previewText( this.form.data.value, 
                        this.form.C1.checked,
                        this.form.tabWidth.value )">

  &nbsp;&nbsp;&nbsp;

  <INPUT TYPE="BUTTON" VALUE="Convert to HTML" 
  onClick="convertToHTML( this.form.data.value, 
                          this.form.C1.checked,
                          this.form.tabWidth.value )">

  &nbsp;&nbsp;&nbsp;

  <INPUT TYPE="reset" VALUE="Clear Form">

</FORM>

</FONT>
</CENTER>

</BODY>
</HTML>