better base64 algorithm (accept unicode characters)

kerphi · Oct 28, 2012 · 2b0b8d0 · 2b0b8d0
1 parent a58f41c
commit 2b0b8d0
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/client/jquery.phpfreechat.utils.js b/client/jquery.phpfreechat.utils.js
@@ -17,11 +17,11 @@ C[P+10],j,3200236656);Y=D(Y,X,W,V,C[P+13],o,681279174);V=D(V,Y,X,W,C[P+0],m,3936
 
   /**
    * Base64 algorithme
-   * https://github.com/carlo/jquery-base64
+   * http://www.webtoolkit.info/javascript-base64.html
    */
-  pfc.base64 = jQuery.base64 = (function($){var _PADCHAR="=",_ALPHA="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",_VERSION="1.0";function _getbyte64(s,i){var idx=_ALPHA.indexOf(s.charAt(i));if(idx===-1){throw"Cannot decode base64"}return idx}function _decode(s){var pads=0,i,b10,imax=s.length,x=[];s=String(s);if(imax===0){return s}if(imax%4!==0){throw"Cannot decode base64"}if(s.charAt(imax-1)===_PADCHAR){pads=1;if(s.charAt(imax-2)===_PADCHAR){pads=2}imax-=4}for(i=0;i<imax;i+=4){b10=(_getbyte64(s,i)<<18)|(_getbyte64(s,i+1)<<12)|(_getbyte64(s,i+2)<<6)|_getbyte64(s,i+3);x.push(String.fromCharCode(b10>>16,(b10>>8)&255,b10&255))}switch(pads){case 1:b10=(_getbyte64(s,i)<<18)|(_getbyte64(s,i+1)<<12)|(_getbyte64(s,i+2)<<6);x.push(String.fromCharCode(b10>>16,(b10>>8)&255));break;case 2:b10=(_getbyte64(s,i)<<18)|(_getbyte64(s,i+1)<<12);x.push(String.fromCharCode(b10>>16));break}return x.join("")}function _getbyte(s,i){var x=s.charCodeAt(i);if(x>255){throw"INVALID_CHARACTER_ERR: DOM Exception 5"}
+  var Base64={_keyStr:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",encode:function(e){var t="",n,r,i,s,o,u,a,f=0;e=Base64._utf8_encode(e);while(f<e.length)n=e.charCodeAt(f++),r=e.charCodeAt(f++),i=e.charCodeAt(f++),s=n>>2,o=(n&3)<<4|r>>4,u=(r&15)<<2|i>>6,a=i&63,isNaN(r)?u=a=64:isNaN(i)&&(a=64),t=t+this._keyStr.charAt(s)+this._keyStr.charAt(o)+this._keyStr.charAt(u)+this._keyStr.charAt(a);return t},decode:function(e){var t="",n,r,i,s,o,u,a,f=0;e=e.replace(/[^A-Za-z0-9\+\/\=]/g,"");while(f<e.length)s=this._keyStr.indexOf(e.charAt(f++)),o=this._keyStr.indexOf(e.charAt(f++)),u=this._keyStr.indexOf(e.charAt(f++)),a=this._keyStr.indexOf(e.charAt(f++)),n=s<<2|o>>4,r=(o&15)<<4|u>>2,i=(u&3)<<6|a,t+=String.fromCharCode(n),u!=64&&(t+=String.fromCharCode(r)),a!=64&&(t+=String.fromCharCode(i));return t=Base64._utf8_decode(t),t},_utf8_encode:function(e){e=e.replace(/\r\n/g,"\n");var t="";for(var n=0;n<e.length;n++){var r=e.charCodeAt(n);r<128?t+=String.fromCharCode(r):r>127&&r<2048?(t+=String.
-return x}function _encode(s){if(arguments.length!==1){throw"SyntaxError: exactly one argument required"}s=String(s);var i,b10,x=[],imax=s.length-s.length%3;if(s.length===0){return s}for(i=0;i<imax;i+=3){b10=(_getbyte(s,i)<<16)|(_getbyte(s,i+1)<<8)|_getbyte(s,i+2);x.push(_ALPHA.charAt(b10>>18));x.push(_ALPHA.charAt((b10>>12)&63));x.push(_ALPHA.charAt((b10>>6)&63));x.push(_ALPHA.charAt(b10&63))}switch(s.length-imax){case 1:b10=_getbyte(s,i)<<16;x.push(_ALPHA.charAt(b10>>18)+_ALPHA.charAt((b10>>12)&63)+_PADCHAR+_PADCHAR);break;case 2:b10=(_getbyte(s,i)<<16)|(_getbyte(s,i+1)<<8);x.push(_ALPHA.charAt(b10>>18)+_ALPHA.charAt((b10>>12)&63)+_ALPHA.charAt((b10>>6)&63)+_PADCHAR);break}return x.join("")}return{decode:_decode,encode:_encode,VERSION:_VERSION}}(jQuery));
+fromCharCode(r>>6|192),t+=String.fromCharCode(r&63|128)):(t+=String.fromCharCode(r>>12|224),t+=String.fromCharCode(r>>6&63|128),t+=String.fromCharCode(r&63|128))}return t},_utf8_decode:function(e){var t="",n=0,r=c1=c2=0;while(n<e.length)r=e.charCodeAt(n),r<128?(t+=String.fromCharCode(r),n++):r>191&&r<224?(c2=e.charCodeAt(n+1),t+=String.fromCharCode((r&31)<<6|c2&63),n+=2):(c2=e.charCodeAt(n+1),c3=e.charCodeAt(n+2),t+=String.fromCharCode((r&15)<<12|(c2&63)<<6|c3&63),n+=3);return t}};  
-
+  pfc.base64 = Base64;
 
   /**
    * PFC's Modal box