
<html>
<head> <b> देवनागरी शाटन </b> (17-12-2007) </title>

<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<body bgcolor="yellow"> <!--"00FF00" for green -->

<script type="text/javascript">

function right_to_left_sort_devanagari()
{

var inputvalues = '' ;

preprocess_input_text() ;

inputvalues.sort(reverse_compare_devanagari_words)  ;  //sort the 'words' according to the logic defined in function reverse_compare_devanagari_words.

document.form1.ConvertedText.value = inputvalues.join( '\n' )  ;
//Join all words using linefeed. Give output. Words will be displayed one word every line.


function preprocess_input_text()
{
//remove commaa, full stop etc
inputvalues = document.form1.TextToConvert.value.replace ( /,/g , " " ) ;
inputvalues = inputvalues.replace ( /\;/g , " " ) ;
inputvalues = inputvalues.replace ( /\./g , " " )  ;
inputvalues = inputvalues.replace ( /।/g , " " ) ;
inputvalues = inputvalues.replace ( /\?/g , " " ) ;
inputvalues = inputvalues.replace ( /\!/g , " " ) ;
inputvalues = inputvalues.replace ( /\//g , " " ) ;

// this to be done for all nuktaa letters. (two byte nukta varNas --> one byte nukta varNas)
inputvalues = inputvalues.replace ( /क़‌‌/g , "क़" )  ;
inputvalues = inputvalues.replace ( /ख़‌/g , "ख़" )  ;
inputvalues = inputvalues.replace ( /ग़‌/g , "ग़" )  ;
inputvalues = inputvalues.replace ( /ज़‌/g , "ज़" )  ;
inputvalues = inputvalues.replace ( /ड़‌/g , "ड़" )  ;
inputvalues = inputvalues.replace ( /ढ़‌/g , "ढ़" )  ;
inputvalues = inputvalues.replace ( /ऩ‌/g , "ऩ" )  ;
inputvalues = inputvalues.replace ( /फ़‌/g , "फ़" )  ;
inputvalues = inputvalues.replace ( /य़‌/g , "य़" )  ;
inputvalues = inputvalues.replace ( /ऱ‌/g , "ऱ" )  ;

inputvalues = inputvalues.replace ( /[\(\)\{\}\[\]\-\'\"\:a-zA-Z0-9]+/g , '' )  ;

inputvalues = inputvalues.replace ( /[ ]+/g , '\n' )  ;  // convert all spaces into line-feeds

inputvalues = inputvalues.replace ( /[\n]+/g , '\n' )  ;

inputvalues = inputvalues.split( '\n' ) ; //  split words at line-feeds

} //end of preprocess_input_text()



function reverse_compare_devanagari_words( word2 , word1 )

{
var aadhaar_varna = new Array( "०", "१", "२", "३", "४", "५", "६", "७", "८", "९",

		"ऽ", "अ", "आ", "इ", "ई", "उ", "ऊ", "ऋ", "ॠ", "ए", "ऐ", "ओ", "औ",

        "क", "क़", "ख", "ख़", "ग", "ग़", "घ", "ङ", "च", "छ", "ज", "ज़", "झ", "ञ",

        "ट", "ठ",  "ड",  "ड़", "ढ",  "ढ़", "ण",  "त", "थ", "द", "ध", "न", "ऩ", 
		
		"प", "फ", "फ़", "ब", "भ", "म", "य", "य़", "र", "ऱ", "ल", "ळ", "व",

		"श", "ष", "स", "ह"  ) ;

maatraa_varna = new Array ( '्', 'ं', 'ँ', 'ः', '' , 'ां','ाँ', 'ाः', 'ा',

		'िं', 'िँ', 'िः', 'ि', 'ीं', 'ीँ', 'ी:', 'ी', 'ुं', 'ुँ', 'ुः', 'ु',

		'ूं', 'ूँ', 'ूः', 'ू', 'ृं', 'ृँ', 'ृः', 'ृ', 'ॄं', 'ॄँ', 'ॄः', 'ॄ',

		'ें', 'ेँ', 'ेः', 'े', 'ैं', 'ैँ', 'ैः', 'ै', 'ों', 'ोँ', 'ोः', 'ो',

		'ौं', 'ौँ', 'ौः', 'ौ'  ) ;

		
var return_value = 0 ;

var idx1 = word1.length  ;   var idx2 = word2.length  ;


while ( ( idx1 > 0 ) & ( idx2 > 0 ) & ( return_value == 0 ) )   //while 001

{

idx1 = idx1 - 1 ;   idx2 = idx2 - 1  ;
var maatraa1 = ""  ;  var maatraa2 = ""  ;


var char1 = word1.charAt( idx1 ) ;
while ( ( maatraa_varna.indexOf( char1 ) != -1 ) & ( idx1 > 0 ) )
{ maatraa1 = char1 + maatraa1   ;  idx1 = idx1 -1  ;  char1 = word1.charAt( idx1 ) }

var char2 = word2.charAt ( idx2 ) ;
while ( ( maatraa_varna.indexOf( char2 ) != - 1 ) & ( idx2 > 0 ) )
{ maatraa2 = char2 + maatraa2  ;  idx2 = idx2 - 1  ;  char2 = word2.charAt( idx2 ) }


if ( maatraa_varna.indexOf( maatraa1 ) == maatraa_varna.indexOf( maatraa2 ) )   //in case maatraa varn is same, compare vyanjan varna.

{
if ( aadhaar_varna.indexOf( char1 ) > aadhaar_varna.indexOf( char2 ) )  return_value = - 1  ;
else 
if ( aadhaar_varna.indexOf( char1 ) < aadhaar_varna.indexOf( char2 ) )  return_value = 1  ;
}

else

{
if ( maatraa_varna.indexOf( maatraa1 ) > maatraa_varna.indexOf( maatraa2 ) ) return_value = - 1  ;
else  return_value =  1  ; 
}  

}  //end of while 001

if ( return_value == 0 )
{ if ( idx1 == 0 )  return_value = 1 ;  else return_value = -1   } 

return return_value ;


} // end of the function reverse_compare_devanagari_words( )


} // end of right_to_left_sort_devanagari() function




//-------------------------------------------------------------------------

function left_to_right_sort_devanagari()

{

document.form1.TextToConvert.value = document.form1.TextToConvert.value.replace ( / /g , '\n' )  ;  // convert all spaces into line-feeds

var inputvalues = document.form1.TextToConvert.value.split( '\n' ) ; //  split words at line-feeds

inputvalues.sort()  ;   //for left-to-right sorting of Devanagari or any other system of writing.

document.form1.ConvertedText.value = inputvalues.join( '\n' )  ;   //join all words using linefeed. words will be displayed one word every line.

}  // end of function left_to_right_sort_devanagari()



</script>
</head>





<!-- ----------------------------------------------------------------------------------
      body of the HTML starts here. one text box is provided each for input and output. 
-->


<body>
<form name="form1">

<br>

Put the unsorted words in the box below : <br/><br/>

<textarea name="TextToConvert" id="unsorted_text" cols="80" rows="7"></textarea> <br><br>


<input  type="button" id="converter" name="converter" value="sort   Left --> Right " onClick="left_to_right_sort_devanagari();" accesskey="c" title="शॉर्टकट alt+c"> 

<div align="middle">
<input  type="button" id="converter" name="converter" value="sort   Left <-- Right " onClick="right_to_left_sort_devanagari();" accesskey="c" title="शॉर्टकट alt+c"> 
</div>  <br><br>

The above text after sorting is shown in the box below : <br/><br>
<textarea name="ConvertedText" id="sorted_text" cols="100" rows="13"></textarea>
<br /><br />

</form>
</body>

</html>