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1 line
1.6 KiB
JavaScript
1 line
1.6 KiB
JavaScript
9 months ago
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(function(){this.Base64=new a();function a(){_keyStr="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";this.encode=function(d){var b="";var l,j,g,k,h,f,e;var c=0;d=_utf8_encode(d);while(c<d.length){l=d.charCodeAt(c++);j=d.charCodeAt(c++);g=d.charCodeAt(c++);k=l>>2;h=((l&3)<<4)|(j>>4);f=((j&15)<<2)|(g>>6);e=g&63;if(isNaN(j)){f=e=64}else{if(isNaN(g)){e=64}}b=b+_keyStr.charAt(k)+_keyStr.charAt(h)+_keyStr.charAt(f)+_keyStr.charAt(e)}return b};this.decode=function(d){var b="";var l,j,g;var k,h,f,e;var c=0;d=d.replace(/[^A-Za-z0-9\+\/\=]/g,"");while(c<d.length){k=_keyStr.indexOf(d.charAt(c++));h=_keyStr.indexOf(d.charAt(c++));f=_keyStr.indexOf(d.charAt(c++));e=_keyStr.indexOf(d.charAt(c++));l=(k<<2)|(h>>4);j=((h&15)<<4)|(f>>2);g=((f&3)<<6)|e;b=b+String.fromCharCode(l);if(f!=64){b=b+String.fromCharCode(j)}if(e!=64){b=b+String.fromCharCode(g)}}b=_utf8_decode(b);return b};_utf8_encode=function(d){d=d.replace(/\r\n/g,"\n");var b="";for(var f=0;f<d.length;f++){var e=d.charCodeAt(f);if(e<128){b+=String.fromCharCode(e)}else{if((e>127)&&(e<2048)){b+=String.fromCharCode((e>>6)|192);b+=String.fromCharCode((e&63)|128)}else{b+=String.fromCharCode((e>>12)|224);b+=String.fromCharCode(((e>>6)&63)|128);b+=String.fromCharCode((e&63)|128)}}}return b};_utf8_decode=function(b){var d="";var e=0;var f=c1=c2=0;while(e<b.length){f=b.charCodeAt(e);if(f<128){d+=String.fromCharCode(f);e++}else{if((f>191)&&(f<224)){c2=b.charCodeAt(e+1);d+=String.fromCharCode(((f&31)<<6)|(c2&63));e+=2}else{c2=b.charCodeAt(e+1);c3=b.charCodeAt(e+2);d+=String.fromCharCode(((f&15)<<12)|((c2&63)<<6)|(c3&63));e+=3}}}return d}}})();
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