📄 jsre.js
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/*----------------------------------------------------------------------------\| JSVM 2.0 ||-----------------------------------------------------------------------------|| Created by Wan.Changhua || (Email,MSN: wch3116@hotmail.com) || For JSVM Team (http://jsvm.org/) ||-----------------------------------------------------------------------------|| An object based javascript framework, targeted at rich web applications, || JSVM (JavaScript Virtual Machine) is implemented in JavaScript. Currently |
| only internet explorer 5.5 and later and firefox and opera are supported. ||-----------------------------------------------------------------------------|| Copyright (c) 2004 - 2005 JSVM Team ||-----------------------------------------------------------------------------|| || BSD - FreeBSD Copyright Information License |
| |
| Permission is hereby granted, free of charge, to any person obtaining a |
| copy of this software and associated documentation files (the "Software"), |
| to deal in the Software without restriction, including without limitation |
| the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| and/or sell copies of the Software, and to permit persons to whom the |
| Software is furnished to do so, subject to the following conditions: |
| |
| The above copyright notice and this permission notice shall be included |
| in all copies or substantial portions of the Software. |
| |
| This software is provided "as is", without warranty of any kind, express or || implied, including but not limited to the warranties of merchantability, || fitness for a particular purpose and noninfringement. In no event shall the || authors or copyright holders be liable for any claim, damages or other || liability, whether in an action of contract, tort or otherwise, arising || from, out of or in connection with the software or the use or other || dealings in the software. |
| ||-----------------------------------------------------------------------------|| Dependencies: ./rtenv.conf, ./bin/*.js ||-----------------------------------------------------------------------------|| 2005-01-02 | Renamed filename to jsre.js and updated the version to 2.01. |
| 2005-11-08 | Ignored error when Userdata is invalid. |
| .... |
| 2006-03-05 | Updated the currentVersion property to "2.02.060305". |
| 2006-05-15 | Added _JSVM_Namespace.runtimeEnvironment.loadModule method. |
| 2006-05-22 | Fixed a bug about the extmodules property of module page. |
| 2006-05-25 | Added _JSVM_Namespace object the destroy method. |
| 2006-07-01 | Fixed a bug of the module's extmodules property. ||-----------------------------------------------------------------------------|| Created 2005-01-02 | All changes are in the log above. | Updated 2006-07-01 |\----------------------------------------------------------------------------*/
/**
* Define JSVM Namespace and
* JSVM Runtime Environment Variable
* @file: jsre.js
* @author: Wan Changhua
* @date: 2006.05.17
*/
/*@cc_on @*/
/*@if (!@_jsvm_loaded) @*/
/* JSVM Namespace Object */
window._JSVM_Namespace = new function()
{
/* Device Number */
this.deviceNumber = 0x3116;
/* JSVM Runtime Environment Object */
this.runtimeEnvironment = new function()
{
this.currentVersion = "2.04.060820";
this.navigator = "unknow";
this.jsvmHome = ".";
this.mode = "standalone";
this.classpath = "";
this.debug = false;
this.window = window;
this.element = null;
this.parent = null;
this.JSVM = null;
this.resources = {};
this.extModules = [];
this.logs = [];
this.state = 1;
/* define interface */
this.config = {
getParameter : function(){}
};
this.live = function()
{
return (this.window.closed == false);
}
this.log = function(log)
{
this.logs[this.logs.length] = log;
}
this.getParent = function()
{
if (this.parent != null)
{
try
{
this.parent.live();
}
catch(ex)
{
this.parent = null;
}
}
return this.parent;
}
var hasCache = true, ex;
this.loadModule = function(name, module)
{
// if the state is not 1, then can't load any modules;
if (this.state != 1)
{
throw "JSVM runtime-environment has crashed.";
}
var jsre = this, execEty = null;
if (module != null)
{
execEty = function() {
module(); // module.call(this);
jsre.setResource("$code{" + name + "}", module);
return true;
}
}
else
{
var code = null;
if (hasCache && (code = jsre.getResource(
"$code{" + name + "}")) != null)
{
execEty = function() {
eval("(" + code + ")();");
return true;
}
}
else
{
hasCache = false;
execEty = function() {
var tmpRes;
document.write("<script language='javascript' src='"
+ jsre.jsvmHome + "/bin/"
+ (((tmpRes = jsre.config.getParameter(name))
== null) ? (name + ".js") : tmpRes)
+ "'></script>");
}
}
}
try
{
if (execEty())
{
this.log("JSVM runtime-environment load module '"
+ name + "' succ.");
}
}
catch (ex)
{
this.state = 0;
this.log(ex);
this.log("JSVM runtime-environment load module '"
+ name + "' fail.");
}
}
this.getResource = function(name)
{
return this.resources[name];
}
this.setResource = function(name, obj)
{
this.resources[name] = String(obj);
}
this.destroy = function ()
{
this.JSVM.destroy();
this.element = null;
}
}
/* Kernel Component */
this.kernel = {};
/* Development Kit */
this.developmentKit = {};
/* Plug-In */
this.plugIn = {};
};
_JSVM_Namespace.initialize = function(element)
{
// begin of function
var ex, resTmp, tmp, p;
try
{
/* Define JSVM Runtime Environment Variable */
var jsre = this.runtimeEnvironment;
jsre.element = element;
jsre.log("JSVM runtime-environment initialize...");
var ua, jh, src, mode, debug;
/* jsre.navigator */
jsre.navigator = (/opera/i.test(ua = navigator.userAgent)) ?
"opera" : ((/gecko/i.test(ua)) ? "moz" :
((/msie/i.test(ua)) ? "ie" : "other"));
var getCFGAttribute = function(name)
{
var attr = jsre.element.attributes[name];
return (attr) ? attr.value : null;
}
/* jsre.mode [standalone|application|module|auto]*/
jsre.log("JSVM runtime-environment get system properties...");
jsre.jsvmHome = ((jh = getCFGAttribute("jsvm_home")) != null) ?
jh : ((index = (src =getCFGAttribute("src")).replace(/\\/g,"/").lastIndexOf(
"/")) == -1) ? "." : src.substring(0, index);
jsre.mode = ((mode = getCFGAttribute("mode")) == null) ?
jsre.mode : (",standalone,application,module,auto,".indexOf(
mode = mode.toLowerCase()) == -1) ? jsre.mode : mode;
/* Search _JSVM_Namespace for parent */
if (jsre.mode == "module" || jsre.mode == "auto")
{
var winHDL = window, pJsvmNs;
while (true)
{
if ((pJsvmNs = (winHDL.opener != null
&& winHDL.opener.closed == false && winHDL.opener._JSVM_Namespace)
|| (winHDL.dialogArguments && winHDL.dialogArguments._JSVM_Namespace)
|| (winHDL.dialogArguments && winHDL.dialogArguments.window
&& winHDL.dialogArguments.window._JSVM_Namespace))
&& pJsvmNs.runtimeEnvironment.mode == "application")
{
jsre.parent = pJsvmNs.runtimeEnvironment;
jsre.mode = "module";
break;
}
if (winHDL == winHDL.parent &&
winHDL.opener == null &&
!(winHDL.dialogArguments &&
winHDL.dialogArguments.window))
{
if (jsre.mode == "auto")
{
jsre.mode = "standalone";
}
break;
}
if (winHDL.parent.closed == false &&
(pJsvmNs = winHDL.parent._JSVM_Namespace) != null &&
pJsvmNs.runtimeEnvironment.mode == "application")
{
jsre.parent = pJsvmNs.runtimeEnvironment;
jsre.mode = "module";
break;
}
winHDL = (((winHDL.parent != winHDL) ? winHDL.parent : null)
|| winHDL.opener || (winHDL.dialogArguments
&& winHDL.dialogArguments.window));
}
}
if (jsre.mode != "module")
{
/* jsre.classpath */
jsre.classpath = ((cp = getCFGAttribute(
"classpath")) != null) ? cp : "";
/* jsre.debug */
jsre.debug = ((debug = getCFGAttribute("debug")) != null
&& (debug.toLowerCase() == "true")) ? true : false;
var rtInf = "";
if (getCFGAttribute("configurable") == "on")
{
if (/ jsvm2Config=([^;]*)/.test(" " + document.cookie))
{
rtInf = unescape(RegExp.$1);
}
else
{
try
{
var xmlHttp = (jsre.navigator != "ie") ? (new XMLHttpRequest())
: (new ActiveXObject("Microsoft.XMLHTTP"));
xmlHttp.open("GET", jsre.jsvmHome + "/rtenv.conf", false);
xmlHttp.send(null);
var stus = xmlHttp.status;
if (stus != 0 && stus != 200)
{
throw "JSVM-NS can't find config file.";
}
document.cookie = "jsvm2Config=" +
escape(rtInf = xmlHttp.responseText
.replace(/#([^"\n\r]*)((\r\n)|$)/g, "")
.replace(/\[([^"\n\r]*)\]/g, "")
.replace(/\r\n(\s)*\r\n/g, "\r\n"));
}
catch (ex)
{
throw "JSVM-NS load config file error: " + ex;
}
finally
{
xmlHttp = null;
}
}
}
var cfg = jsre.config = new function()
{
var content = rtInf, params = {};
var parseParam = function(name)
{
var re = new RegExp("(\\^|\\r\\n)( |\\t)*("
+ name + ")( |\\t)*=( |\\t)*(.*)($|\\r\\n)");
return re.test(content) ? RegExp.$6.replace(/\s+$/g, "") : null;
}
this.getParameter = function(name)
{
return ((p = params[name]) != null || (p = params[name]
= getCFGAttribute(name)) != null) ?
p : (params[name] = parseParam(name));
}
}
jsre.extModules = jsre.extModules.concat(
((tmp = cfg.getParameter("extmodules")) == null ||
tmp == "") ? [] : tmp.replace(/,$/, "").split(","));
jsre.classpath = ((tmp = cfg.getParameter("classpath"))
== null) ? "" : tmp;
}
else
{
var rjsre = jsre.getParent();
if (rjsre == null)
{
throw "The module-page can't find appliation.";
}
jsre.navigator = rjsre.navigator;
jsre.classpath = rjsre.classpath;
jsre.debug = rjsre.debug;
jsre.extModules = jsre.extModules;
jsre.config = new function()
{
var config = rjsre.config;
this.getParameter = function(name)
{
return config.getParameter(name);
}
}
jsre.getResource = function(name)
{
return this.getParent().getResource(name);
}
jsre.setResource = function(name, obj)
{
this.getParent().setResource(name, obj);
}
}
jsre.log("JSVM runtime-environment load modules ... ");
jsre.loadModule("kernel");
switch (jsre.mode)
{
case "standalone" :
jsre.loadModule("runtime");
break;
case "application" :
jsre.loadModule("runtime");
jsre.loadModule("application");
break;
case "module" :
jsre.loadModule("runtime.module");
jsre.loadModule("module");
break;
default : break;
}
// load extends modules
for (var i = 0; i < jsre.extModules.length; i++)
{
var m = jsre.extModules[i].replace(/\.[j|J][s|S]$/g ,"");
jsre.loadModule((/[\\|\/]/.test(m))? m : ("extends/" + m));
}
}
catch(ex)
{
jsre.log((!ex.description) ? ex.toString()
: ("Error: " + ex.description));
jsre.log("JSVM namespace load jsre.js error!");
alert("JSVM load error , logs: \r\n ---------\r\n"
+ "URL: " + document.URL + "\r\n ---------\r\n"
+ jsre.logs.join("\r\n"));
}
finally
{
element = null;
}
// end of function
};
_JSVM_Namespace.destroy = function()
{
_JSVM_Namespace.runtimeEnvironment.destroy();
}
/* Get self element */
var scripts = document.getElementsByTagName("SCRIPT");
var element = scripts[scripts.length - 1];
/* Initialize JSVM Runtime Environment */
_JSVM_Namespace.initialize(element);
scripts = element = void(0);
if (window.addEventListener)
{
window.addEventListener("unload", _JSVM_Namespace.destroy, false);
}
else
{
window.attachEvent("onunload", _JSVM_Namespace.destroy);
}
/*@set @_jsvm_loaded = true; @*/
/*@else @*/
/*@end @*/⌨️ 快捷键说明
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