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Finished changes for the seedJS-ification of node-couch.

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1 parent 53ad161 commit d2ff2b5aa27222e47d0526c6dd2e044208f013aa @jasonwyatt jasonwyatt committed with Apr 21, 2010
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@@ -1,146 +0,0 @@
-/**
- * Refactored variant in order to properly encapsulate private/protected
- * methods within a functional scope and make things look a lot cleaner
- * and lintier for greater good.
- *
- * @voodootikigod
- */
-
-
-/**
- *
- * Base64 encode / decode
- * Adapted from: http://www.webtoolkit.info/
- *
- **/
-
-var Base64 = (function() {
-
- // private property
- var _keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
-
- // private method for UTF-8 encoding
- var _utf8_encode = function (string) {
- string = string.replace(/\r\n/g,"\n");
- var utftext = "";
- for (var n = 0; n < string.length; n++) {
- var c = string.charCodeAt(n);
- if (c < 128) {
- utftext += String.fromCharCode(c);
- }
- else if((c > 127) && (c < 2048)) {
- utftext += String.fromCharCode((c >> 6) | 192);
- utftext += String.fromCharCode((c & 63) | 128);
- }
- else {
- utftext += String.fromCharCode((c >> 12) | 224);
- utftext += String.fromCharCode(((c >> 6) & 63) | 128);
- utftext += String.fromCharCode((c & 63) | 128);
- }
- }
- return utftext;
- };
-
- // private method for UTF-8 decoding
- var _utf8_decode = function (utftext) {
- var string = "";
- var i = 0;
- var c = c1 = c2 = 0;
- while ( i < utftext.length ) {
- c = utftext.charCodeAt(i);
- if (c < 128) {
- string += String.fromCharCode(c);
- i++;
- }
- else if((c > 191) && (c < 224)) {
- c2 = utftext.charCodeAt(i+1);
- string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
- i += 2;
- }
- else {
- c2 = utftext.charCodeAt(i+1);
- c3 = utftext.charCodeAt(i+2);
- string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
- i += 3;
- }
- }
- return string;
- };
-
-
- return {
- encode : function (input) {
- var output = "";
- var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
- var i = 0;
-
- input = _utf8_encode(input);
-
- while (i < input.length) {
-
- chr1 = input.charCodeAt(i++);
- chr2 = input.charCodeAt(i++);
- chr3 = input.charCodeAt(i++);
-
- enc1 = chr1 >> 2;
- enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
- enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
- enc4 = chr3 & 63;
-
- if (isNaN(chr2)) {
- enc3 = enc4 = 64;
- } else if (isNaN(chr3)) {
- enc4 = 64;
- }
-
- output = output +
- _keyStr.charAt(enc1) + _keyStr.charAt(enc2) +
- _keyStr.charAt(enc3) + _keyStr.charAt(enc4);
-
- }
-
- return output;
- },
-
- // public method for decoding
- decode : function (input) {
- var output = "";
- var chr1, chr2, chr3;
- var enc1, enc2, enc3, enc4;
- var i = 0;
-
- input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
-
- while (i < input.length) {
-
- enc1 = this._keyStr.indexOf(input.charAt(i++));
- enc2 = this._keyStr.indexOf(input.charAt(i++));
- enc3 = this._keyStr.indexOf(input.charAt(i++));
- enc4 = this._keyStr.indexOf(input.charAt(i++));
-
- chr1 = (enc1 << 2) | (enc2 >> 4);
- chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
- chr3 = ((enc3 & 3) << 6) | enc4;
-
- output = output + String.fromCharCode(chr1);
-
- if (enc3 != 64) {
- output = output + String.fromCharCode(chr2);
- }
- if (enc4 != 64) {
- output = output + String.fromCharCode(chr3);
- }
-
- }
-
- output = exports.base64._utf8_decode(output);
-
- return output;
-
- }
- }
-})()
-
-exports.encode = Base64.encode;
-exports.decode = Base64.decode;
-
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