95 lines
9.3 KiB
JavaScript
95 lines
9.3 KiB
JavaScript
/*
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Copyright (c) 2003 Jan-Klaas Kollhof
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This file is part of the JavaScript o lait library(jsolait).
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jsolait is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This software is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this software; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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globalEval=function(){return eval(arguments[0]);}
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Class=function(className,superClass,classScope){if(arguments.length==2){classScope=superClass;if(typeof className!="string"){superClass=className;className="anonymous";}else{superClass=Object;}}else if(arguments.length==1){classScope=className;superClass=Object;className="anonymous";}
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var NewClass=function(calledBy){if(calledBy!==Class){return this.init.apply(this,arguments);}}
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NewClass.createPrototype=function(){return new NewClass(Class);}
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NewClass.superClass=superClass;NewClass.className=className;NewClass.toString=function(){return"[class %s]".format(NewClass.className);};if(superClass.createPrototype!=null){NewClass.prototype=superClass.createPrototype();}else{NewClass.prototype=new superClass();}
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NewClass.prototype.constructor=NewClass;if(superClass==Object){NewClass.prototype.toString=function(){return"[object %s]".format(this.constructor.className);};}
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if(NewClass.prototype.init==null){NewClass.prototype.init=function(){}}
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var supr=function(self){var wrapper={};var superProto=superClass.prototype;for(var n in superProto){if(typeof superProto[n]=="function"){wrapper[n]=function(){var f=arguments.callee;return superProto[f._name].apply(self,arguments);}
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wrapper[n]._name=n;}}
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return wrapper;}
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classScope(NewClass.prototype,supr);return NewClass;}
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Class.toString=function(){return"[object Class]";}
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Class.createPrototype=function(){throw"Can't use Class as a super class.";}
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Module=function(name,version,moduleScope){var mod=new Object();mod.version=version;mod.name=name;mod.toString=function(){return"[module '%s' version: %s]".format(mod.name,mod.version);}
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mod.Exception=Class("Exception",function(publ){publ.init=function(msg,trace){this.name=this.constructor.className;this.message=msg;this.trace=trace;}
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publ.toString=function(){var s="%s %s\n\n".format(this.name,this.module);s+=this.message;return s;}
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publ.toTraceString=function(){var s="%s %s:\n ".format(this.name,this.module);s+="%s\n\n".format(this.message);if(this.trace){if(this.trace.toTraceString){s+=this.trace.toTraceString();}else{s+=this.trace;}}
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return s;}
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publ.name;publ.message;publ.module=mod;publ.trace;})
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moduleScope(mod);for(var n in mod){if(mod[n].className=="anonymous"){mod[n].className=n;}}
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if(name!="jsolait"){jsolait.registerModule(mod);}
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return mod;}
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Module.toString=function(){return"[object Module]";}
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Module.createPrototype=function(){throw"Can't use Module as a super class.";}
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Module("jsolait","0.1.0",function(mod){jsolait=mod;mod.baseURL=".";mod.libURL="./jsolait";mod.modules=new Array();mod.moduleURLs={};mod.init=function(){if(typeof(WScript)!='undefined'){initWS();}}
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var initWS=function(){print=function(msg){WScript.echo(msg);}
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alert=function(msg){print(msg);}
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var args=WScript.arguments;try{var url=args(0);url=url.replace(/\\/g,"/");url=url.split("/");url=url.slice(0,url.length-1);mod.baseURL=url.join("/");}catch(e){throw new mod.Exception("Missing script filename to be run.",e);}
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url=WScript.ScriptFullName;if(args(0).replace("file://","").toLowerCase()==url.toLowerCase()){WScript.stderr.write("Can't run myself! exiting ... \n");return;}
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url=url.replace(/\\/g,"/");url=url.split("/");url=url.slice(0,url.length-1);mod.libURL="file://"+url.join("/");try{mod.loadScript(args(0));}catch(e){WScript.stdErr.write("%s(1,1) jsolait runtime error:\n%s\n".format(args(0).replace("file://",""),e.toTraceString()));}}
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mod.importModule=function(name){if(mod.modules[name]){return mod.modules[name];}else{var src,modURL;if(mod.moduleURLs[name]){modURL=mod.moduleURLs[name].format(mod);}else{modURL="%s/%s.js".format(mod.baseURL,name.split(".").join("/"));}
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try{src=getFile(modURL);}catch(e){throw new mod.ModuleImportFailed(name,modURL,e);}
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try{globalEval(src);}catch(e){throw new mod.ModuleImportFailed(name,modURL,e);}
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return mod.modules[name];}}
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importModule=mod.importModule;mod.loadScript=function(url){var src=getFile(url);try{globalEval(src);}catch(e){throw new mod.EvalFailed(url,e);}}
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mod.registerModule=function(module){this.modules[module.name]=module;}
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var getHTTP=function(){var obj;try{obj=new XMLHttpRequest();}catch(e){try{obj=new ActiveXObject("Msxml2.XMLHTTP.4.0");}catch(e){try{obj=new ActiveXObject("Msxml2.XMLHTTP");}catch(e){try{obj=new ActiveXObject("microsoft.XMLHTTP");}catch(e){throw new mod.Exception("Unable to get an HTTP request object.");}}}}
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return obj;}
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var getFile=function(url,headers){headers=(headers!=null)?headers:[];try{var xmlhttp=getHTTP();xmlhttp.open("GET",url,false);for(var i=0;i<headers.length;i++){xmlhttp.setRequestHeader(headers[i][0],headers[i][1]);}
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xmlhttp.send("");}catch(e){throw new mod.Exception("Unable to load URL: '%s'.".format(url),e);}
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if(xmlhttp.status==200||xmlhttp.status==0){return xmlhttp.responseText;}else{throw new mod.Exception("File not loaded: '%s'.".format(url));}}
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Error.prototype.toTraceString=function(){if(this.message){return"%s\n".format(this.message);}
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if(this.description){return"%s\n".format(this.description);}
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return"unknown error\n";}
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mod.ModuleImportFailed=Class(mod.Exception,function(publ,supr){publ.init=function(moduleName,url,trace){supr(this).init("Failed to import module: '%s' from URL:'%s'".format(moduleName,url),trace);this.moduleName=moduleName;this.url=url;}
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publ.moduleName;publ.url;})
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mod.EvalFailed=Class(mod.Exception,function(publ,supr){publ.init=function(url,trace){supr(this).init("File '%s' Eval of script failed.".format(url),trace);this.url=url;}
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publ.url;})
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mod.reportException=function(exception){if(exception.toTraceString){var s=exception.toTraceString();}else{var s=exception.toString();}
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var ws=null;try{ws=WScript;}catch(e){}
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if(ws!=null){WScript.stderr.write(s);}else{alert(s);}}
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reportException=mod.reportException;})
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Module("stringformat","0.1.0",function(mod){var FormatSpecifier=function(s){var s=s.match(/%(\(\w+\)){0,1}([ 0-]){0,1}(\+){0,1}(\d+){0,1}(\.\d+){0,1}(.)/);if(s[1]){this.key=s[1].slice(1,-1);}else{this.key=null;}
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this.paddingFlag=s[2];if(this.paddingFlag==""){this.paddingFlag=" "}
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this.signed=(s[3]=="+");this.minLength=parseInt(s[4]);if(isNaN(this.minLength)){this.minLength=0;}
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if(s[5]){this.percision=parseInt(s[5].slice(1,s[5].length));}else{this.percision=-1;}
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this.type=s[6];}
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String.prototype.format=function(){var sf=this.match(/(%(\(\w+\)){0,1}[ 0-]{0,1}(\+){0,1}(\d+){0,1}(\.\d+){0,1}[dibouxXeEfFgGcrs%])|([^%]+)/g);if(sf){if(sf.join("")!=this){throw new mod.Exception("Unsupported formating string.");}}else{throw new mod.Exception("Unsupported formating string.");}
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var rslt="";var s;var obj;var cnt=0;var frmt;var sign="";for(var i=0;i<sf.length;i++){s=sf[i];if(s=="%%"){s="%";}else if(s.slice(0,1)=="%"){frmt=new FormatSpecifier(s);if(frmt.key){if((typeof arguments[0])=="object"&&arguments.length==1){obj=arguments[0][frmt.key];}else{throw new mod.Exception("Object or associative array expected as formating value.");}}else{if(cnt>=arguments.length){throw new mod.Exception("Not enough arguments for format string");}else{obj=arguments[cnt];cnt++;}}
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if(frmt.type=="s"){if(obj==null){obj="null";}
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s=obj.toString().pad(frmt.paddingFlag,frmt.minLength);}else if(frmt.type=="c"){if(frmt.paddingFlag=="0"){frmt.paddingFlag=" ";}
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if(typeof obj=="number"){s=String.fromCharCode(obj).pad(frmt.paddingFlag,frmt.minLength);}else if(typeof obj=="string"){if(obj.length==1){s=obj.pad(frmt.paddingFlag,frmt.minLength);}else{throw new mod.Exception("Character of length 1 required.");}}else{throw new mod.Exception("Character or Byte required.");}}else if(typeof obj=="number"){if(obj<0){obj=-obj;sign="-";}else if(frmt.signed){sign="+";}else{sign="";}
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switch(frmt.type){case"f":case"F":if(frmt.percision>-1){s=obj.toFixed(frmt.percision).toString();}else{s=obj.toString();}
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break;case"E":case"e":if(frmt.percision>-1){s=obj.toExponential(frmt.percision);}else{s=obj.toExponential();}
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s=s.replace("e",frmt.type);break;case"b":s=obj.toString(2);s=s.pad("0",frmt.percision);break;case"o":s=obj.toString(8);s=s.pad("0",frmt.percision);break;case"x":s=obj.toString(16).toLowerCase();s=s.pad("0",frmt.percision);break;case"X":s=obj.toString(16).toUpperCase();s=s.pad("0",frmt.percision);break;default:s=parseInt(obj).toString();s=s.pad("0",frmt.percision);break;}
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if(frmt.paddingFlag=="0"){s=s.pad("0",frmt.minLength-sign.length);}
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s=sign+s;s=s.pad(frmt.paddingFlag,frmt.minLength);}else{throw new mod.Exception("Number required.");}}
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rslt+=s;}
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return rslt;}
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String.prototype.pad=function(flag,len){var s="";if(flag=="-"){var c=" ";}else{var c=flag;}
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for(var i=0;i<len-this.length;i++){s+=c;}
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if(flag=="-"){s=this+s;}else{s+=this;}
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return s;}
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String.prototype.mul=function(c){var a=new Array(this.length*c);var s=""+this;for(var i=0;i<c;i++){a[i]=s;}
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return a.join("");}})
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jsolait.init(); |