jsjac.js

WEB IM 实现 j2ee项目的IM功能 可继承到现有的系统当中

function str2binl(str)
{var bin=Array();var mask=(1<<chrsz)-1;for(var i=0;i<str.length*chrsz;i+=chrsz)
bin[i>>5]|=(str.charCodeAt(i/chrsz)&mask)<<(i%32);return bin;}
function binl2str(bin)
{var str="";var mask=(1<<chrsz)-1;for(var i=0;i<bin.length*32;i+=chrsz)
str+=String.fromCharCode((bin[i>>5]>>>(i%32))&mask);return str;}
function binl2hex(binarray)
{var hex_tab=hexcase?"0123456789ABCDEF":"0123456789abcdef";var str="";for(var i=0;i<binarray.length*4;i++)
{str+=hex_tab.charAt((binarray[i>>2]>>((i%4)*8+4))&0xF)+
hex_tab.charAt((binarray[i>>2]>>((i%4)*8))&0xF);}
return str;}
function binl2b64(binarray)
{var tab="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var str="";for(var i=0;i<binarray.length*4;i+=3)
{var triplet=(((binarray[i>>2]>>8*(i%4))&0xFF)<<16)|(((binarray[i+1>>2]>>8*((i+1)%4))&0xFF)<<8)|((binarray[i+2>>2]>>8*((i+2)%4))&0xFF);for(var j=0;j<4;j++)
{if(i*8+j*6>binarray.length*32)str+=b64pad;else str+=tab.charAt((triplet>>6*(3-j))&0x3F);}}
return str;}
function utf8t2d(t)
{t=t.replace(/\r\n/g,"\n");var d=new Array;var test=String.fromCharCode(237);if(test.charCodeAt(0)<0)
for(var n=0;n<t.length;n++)
{var c=t.charCodeAt(n);if(c>0)
d[d.length]=c;else{d[d.length]=(((256+c)>>6)|192);d[d.length]=(((256+c)&63)|128);}}
else
for(var n=0;n<t.length;n++)
{var c=t.charCodeAt(n);if(c<128)
d[d.length]=c;else if((c>127)&&(c<2048)){d[d.length]=((c>>6)|192);d[d.length]=((c&63)|128);}
else{d[d.length]=((c>>12)|224);d[d.length]=(((c>>6)&63)|128);d[d.length]=((c&63)|128);}}
return d;}
function utf8d2t(d)
{var r=new Array;var i=0;while(i<d.length)
{if(d[i]<128){r[r.length]=String.fromCharCode(d[i]);i++;}
else if((d[i]>191)&&(d[i]<224)){r[r.length]=String.fromCharCode(((d[i]&31)<<6)|(d[i+1]&63));i+=2;}
else{r[r.length]=String.fromCharCode(((d[i]&15)<<12)|((d[i+1]&63)<<6)|(d[i+2]&63));i+=3;}}
return r.join("");}
function b64arrays(){var b64s='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';b64=new Array();f64=new Array();for(var i=0;i<b64s.length;i++){b64[i]=b64s.charAt(i);f64[b64s.charAt(i)]=i;}}
function b64d2t(d){var r=new Array;var i=0;var dl=d.length;if((dl%3)==1){d[d.length]=0;d[d.length]=0;}
if((dl%3)==2)
d[d.length]=0;while(i<d.length)
{r[r.length]=b64[d[i]>>2];r[r.length]=b64[((d[i]&3)<<4)|(d[i+1]>>4)];r[r.length]=b64[((d[i+1]&15)<<2)|(d[i+2]>>6)];r[r.length]=b64[d[i+2]&63];if((i%57)==54)
r[r.length]="\n";i+=3;}
if((dl%3)==1)
r[r.length-1]=r[r.length-2]="=";if((dl%3)==2)
r[r.length-1]="=";var t=r.join("");return t;}
function b64t2d(t){var d=new Array;var i=0;t=t.replace(/\n|\r/g,"");t=t.replace(/=/g,"");while(i<t.length)
{d[d.length]=(f64[t.charAt(i)]<<2)|(f64[t.charAt(i+1)]>>4);d[d.length]=(((f64[t.charAt(i+1)]&15)<<4)|(f64[t.charAt(i+2)]>>2));d[d.length]=(((f64[t.charAt(i+2)]&3)<<6)|(f64[t.charAt(i+3)]));i+=4;}
if(t.length%4==2)
d=d.slice(0,d.length-2);if(t.length%4==3)
d=d.slice(0,d.length-1);return d;}
if(typeof(atob)=='undefined'||typeof(btoa)=='undefined')
b64arrays();if(typeof(atob)=='undefined'){atob=function(s){return utf8d2t(b64t2d(s));}}
if(typeof(btoa)=='undefined'){btoa=function(s){return b64d2t(utf8t2d(s));}}
function cnonce(size){var tab="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";var cnonce='';for(var i=0;i<size;i++){cnonce+=tab.charAt(Math.round(Math.random(new Date().getTime())*(tab.length-1)));}
return cnonce;}
if(!Object.prototype.toJSONString){Array.prototype.toJSONString=function(){var a=[],i,l=this.length,v;for(i=0;i<l;i+=1){v=this[i];switch(typeof v){case'object':if(v){if(typeof v.toJSONString==='function'){a.push(v.toJSONString());}}else{a.push('null');}
break;case'string':case'number':case'boolean':a.push(v.toJSONString());}}
return'['+a.join(',')+']';};Boolean.prototype.toJSONString=function(){return String(this);};Date.prototype.toJSONString=function(){function f(n){return n<10?'0'+n:n;}
return'"'+this.getFullYear()+'-'+
f(this.getMonth()+1)+'-'+
f(this.getDate())+'T'+
f(this.getHours())+':'+
f(this.getMinutes())+':'+
f(this.getSeconds())+'"';};Number.prototype.toJSONString=function(){return isFinite(this)?String(this):'null';};Object.prototype.toJSONString=function(){var a=[],k,v;for(k in this){if(this.hasOwnProperty(k)){v=this[k];switch(typeof v){case'object':if(v){if(typeof v.toJSONString==='function'){a.push(k.toJSONString()+':'+v.toJSONString());}}else{a.push(k.toJSONString()+':null');}
break;case'string':case'number':case'boolean':a.push(k.toJSONString()+':'+v.toJSONString());}}}
return'{'+a.join(',')+'}';};(function(s){var m={'\b':'\\b','\t':'\\t','\n':'\\n','\f':'\\f','\r':'\\r','"':'\\"','\\':'\\\\'};s.parseJSON=function(filter){var j;function walk(k,v){var i;if(v&&typeof v==='object'){for(i in v){if(v.hasOwnProperty(i)){v[i]=walk(i,v[i]);}}}
return filter(k,v);}
if(/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/.test(this)){try{j=eval('('+this+')');}catch(e){throw new SyntaxError('parseJSON');}}else{throw new SyntaxError('parseJSON');}
if(typeof filter==='function'){j=walk('',j);}
return j;};s.toJSONString=function(){if(/["\\\x00-\x1f]/.test(this)){return'"'+this.replace(/([\x00-\x1f\\"])/g,function(a,b){var c=m[b];if(c){return c;}
c=b.charCodeAt();return'\\u00'+
Math.floor(c/16).toString(16)+
(c%16).toString(16);})+'"';}
return'"'+this+'"';};})(String.prototype);}
function XmlHttp(){}
XmlHttp.create=function(){try{if(window.XMLHttpRequest){var req=new XMLHttpRequest();if(req.readyState==null){req.readyState=1;req.addEventListener("load",function(){req.readyState=4;if(typeof req.onreadystatechange=="function")
req.onreadystatechange();},false);}
return req;}
if(window.ActiveXObject){return new ActiveXObject(XmlHttp.getPrefix()+".XmlHttp");}}
catch(ex){}
throw new Error("Your browser does not support XmlHttp objects");};XmlHttp.getPrefix=function(){if(XmlHttp.prefix)
return XmlHttp.prefix;var prefixes=["MSXML2","Microsoft","MSXML","MSXML3"];var o;for(var i=0;i<prefixes.length;i++){try{o=new ActiveXObject(prefixes[i]+".XmlHttp");return XmlHttp.prefix=prefixes[i];}
catch(ex){};}
throw new Error("Could not find an installed XML parser");};function XmlDocument(){}
XmlDocument.create=function(name,ns){name=name||'foo';ns=ns||'';try{var doc;if(document.implementation&&document.implementation.createDocument){doc=document.implementation.createDocument(ns,name,null);if(doc.readyState==null){doc.readyState=1;doc.addEventListener("load",function(){doc.readyState=4;if(typeof doc.onreadystatechange=="function")
doc.onreadystatechange();},false);}}else if(window.ActiveXObject){doc=new ActiveXObject(XmlDocument.getPrefix()+".DomDocument");}
if(!doc.documentElement||doc.documentElement.tagName!=name||(doc.documentElement.namespaceURI&&doc.documentElement.namespaceURI!=ns)){try{if(ns!='')
doc.appendChild(doc.createElement(name)).setAttribute('xmlns',ns);else
doc.appendChild(doc.createElement(name));}catch(dex){doc=document.implementation.createDocument(ns,name,null);if(doc.documentElement==null)
doc.appendChild(doc.createElement(name));if(ns!=''&&doc.documentElement.getAttribute('xmlns')!=ns){doc.documentElement.setAttribute('xmlns',ns);}}}
return doc;}
catch(ex){alert(ex.name+": "+ex.message);}
throw new Error("Your browser does not support XmlDocument objects");};XmlDocument.getPrefix=function(){if(XmlDocument.prefix)
return XmlDocument.prefix;var prefixes=["MSXML2","Microsoft","MSXML","MSXML3"];var o;for(var i=0;i<prefixes.length;i++){try{o=new ActiveXObject(prefixes[i]+".DomDocument");return XmlDocument.prefix=prefixes[i];}
catch(ex){};}
throw new Error("Could not find an installed XML parser");};if(typeof(Document)!='undefined'&&window.DOMParser){Document.prototype.loadXML=function(s){var doc2=(new DOMParser()).parseFromString(s,"text/xml");while(this.hasChildNodes())
this.removeChild(this.lastChild);for(var i=0;i<doc2.childNodes.length;i++){this.appendChild(this.importNode(doc2.childNodes[i],true));}};}
if(window.XMLSerializer&&window.Node&&Node.prototype&&Node.prototype.__defineGetter__){XMLDocument.prototype.__defineGetter__("xml",function(){return(new XMLSerializer()).serializeToString(this);});Document.prototype.__defineGetter__("xml",function(){return(new XMLSerializer()).serializeToString(this);});Node.prototype.__defineGetter__("xml",function(){return(new XMLSerializer()).serializeToString(this);});}
var JSJaCBuilder={buildNode:function(doc,elementName){var element;if(arguments[2])
if(JSJaCBuilder._isStringOrNumber(arguments[2])||(arguments[2]instanceof Array)){element=doc.createElement(elementName);JSJaCBuilder._children(doc,element,arguments[2]);}else{if(arguments[2]['xmlns']){try{element=doc.createElementNS(arguments[2]['xmlns'],elementName);}catch(e){element=doc.createElement(elementName);}}else
element=doc.createElement(elementName);for(attr in arguments[2]){if(arguments[2].hasOwnProperty(attr)){if(attr=='xmlns'&&element.namespaceURI==attr)
continue;element.setAttribute(attr,arguments[2][attr]);}}}