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iscii2utf8

This will convert Devnagiri(Hindi) ISCII string to Unicode(UTF8) encoded string.

Info

Source Code ( 154 lines )

<?php

// +----------------------------------------------------------------------+
// | iscii2utf8 1.0                                                       |
// +----------------------------------------------------------------------+
// | Author : Sunish K Kurup (sunish_mv@rediffmail.com)                   |
// | Date	: 02/04/2003			                                   	  |
// +----------------------------------------------------------------------+
//
// ISCII to unicode(utf8) converter for Devnagiri Hindi font
//

  class iscii2utf8 {

  	var $map;

  	function iscii2utf8() {

  		$this->map = array (
  				 "a0" =>  '63'  ,
				 "a1" => '2305' ,
				 "a2" => '2306' ,
				 "a3" => '2307' ,
				 "a4" => '2309' ,
				 "a5" => '2310' ,
				 "a6" => '2311' ,
				 "a7" => '2312' ,
				 "a8" => '2313' ,
				 "a9" => '2314' ,
				 "aa" => '2315' ,
				 "ab" => '2318' ,
				 "ac" => '2319' ,
				 "ad" => '2320' ,
				 "ae" => '2317' ,
				 "af" => '2322' ,
				 "b0" => '2323' ,
				 "b1" => '2324' ,
				 "b2" => '2321' ,
				 "b3" => '2325' ,
				 "b4" => '2326' ,
				 "b5" => '2327' ,
				 "b6" => '2328' ,
				 "b7" => '2329' ,
				 "b8" => '2330' ,
				 "b9" => '2331' ,
				 "ba" => '2332' ,
				 "bb" => '2333' ,
				 "bc" => '2334' ,
				 "bd" => '2335' ,
				 "be" => '2336' ,
				 "bf" => '2337' ,
				 "c0" => '2338' ,
				 "c1" => '2339' ,
				 "c2" => '2340' ,
				 "c3" => '2341' ,
				 "c4" => '2342' ,
				 "c5" => '2343' ,
				 "c6" => '2344' ,
				 "c7" => '2345' ,
				 "c8" => '2346' ,
				 "c9" => '2347' ,
				 "ca" => '2348' ,
				 "cb" => '2349' ,
				 "cc" => '2350' ,
				 "cd" => '2351' ,
				 "ce" => '2399' ,
				 "cf" => '2352' ,
				 "d0" => '2353' ,
				 "d1" => '2354' ,
				 "d2" => '2355' ,
				 "d3" => '2356' ,
				 "d4" => '2357' ,
				 "d5" => '2358' ,
				 "d6" => '2359' ,
				 "d7" => '2360' ,
				 "d8" => '2361' ,
				 "d9" =>  '63'  ,
				 "da" => '2366' ,
				 "db" => '2367' ,
				 "dc" => '2368' ,
				 "dd" => '2369' ,
				 "de" => '2370' ,
				 "df" => '2371' ,
				 "e0" => '2374' ,
				 "e1" => '2375' ,
				 "e2" => '2376' ,
				 "e3" => '2373' ,
				 "e4" => '2378' ,
				 "e5" => '2379' ,
				 "e6" => '2380' ,
				 "e7" => '2377' ,
				 "e8" => '2381' ,
				 "e9" =>  '63'  ,
				 "ea" => '2404' ,
				 "eb" =>  '63'  ,
				 "ec" =>  '63'  ,
				 "ed" =>  '63'  ,
				 "ee" =>  '63'  ,
				 "ef" =>  '63'  ,
				 "f0" =>  '63'  ,
				 "f1" => '2406' ,
				 "f2" => '2407' ,
				 "f3" => '2408' ,
				 "f4" => '2409' ,
				 "f5" => '2410' ,
				 "f6" => '2411' ,
				 "f7" => '2412' ,
				 "f8" => '2413' ,
				 "f9" => '2414' ,
				 "fa" => '2415' ,
				 "fb" =>  '63'  ,
				 "fc" =>  '63'  ,
				 "fd" =>  '63'  ,
				 "fe" =>  '63'  ,
				 "ff" =>  '63'  ,);
		}

		function code2utf($num){

			 //Returns the utf string corresponding to the unicode value
			 //courtesy - romans@void.lv

			 if($num<128)return chr($num);
			 if($num<1024)return chr(($num>>6)+192).chr(($num&63)+128);
			 if($num<32768)return chr(($num>>12)+224).chr((($num>>6)&63)+128).chr(($num&63)+128);
			 if($num<2097152)return chr($num>>18+240).chr((($num>>12)&63)+128).chr(($num>>6)&63+128). chr($num&63+128);
			 return '';

		}


		function convertstring($iscii) {
			//Returs utf8 string equibalent of given iscii string
			
			$str = "";
			for($i = 0; $i<strlen($iscii); $i++) {

				$c = dechex(ord(substr($iscii,$i,1)));
				if (isset($this->map[$c] )) {
					$s = $this->code2utf($this->map[$c]);
					$str .= ($s == "?")?"":$s;
					}
				else {
				   $str .= substr($iscii,$i,1);
				   }

			}

			return $str;
		}

	}

?>