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[计算机硬件系统的组成]JavaScript获取客户端计算机硬件及系统等信息

时间:2019-01-11   来源:自我介绍   点击:

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 文为大家详细介绍下如何使用JavaScript获取客户端计算机硬件及系统等信息,下面有个不错的示例,感兴趣的朋友可以参考下

JavaScript 获取客户端计算机硬件及系统信息  通过WMI来实现获取客户端计算机硬件及系统信息:    代码如下: function getSysInfo(){  var locator = new ActiveXObject ("WbemScripting.SWbemLocator");  var service = locator.ConnectServer(".");  //CPU信息  var cpu = new Enumerator (service.ExecQuery("SELECT * FROM Win32_Processor")).item();  var cpuType=cpu.Name,hostName=cpu.SystemName;  //内存信息  var memory = new Enumerator (service.ExecQuery("SELECT * FROM Win32_PhysicalMemory"));  for (var mem=[],i=0;!memory.atEnd();memory.moveNext()) mem[i++]={cap:memory.item().Capacity/1024/1024,speed:memory.item().Speed}  //系统信息  var system=new Enumerator (service.ExecQuery("SELECT * FROM Win32_ComputerSystem")).item();  var physicMenCap=Math.ceil(system.TotalPhysicalMemory/1024/1024),curUser=system.UserName,cpuCount=system.NumberOfProcessors    return {cpuType:cpuType,cpuCount:cpuCount,hostName:hostName,curUser:curUser,memCap:physicMenCap,mem:mem}  }    代码实现主要包括这几部分:    先通过new ActiveXObject ("WbemScripting.SWbemLocator"); 访问到WbemScripting对象。  通过locator.ConnectServer(".");连接我们本地电脑(.代表本地电脑,当然  也可以访问其他计算机)。  通过service.ExecQuery("SELECT * FROM Win32_Processor")这个类似sql的语句(其实系统信息也是存储在计算中一个类似数据库的文件中)获取我们需要的对象的记录集。  通过new Enumerator来创建一个可枚举的对象,下面就可以遍历取信息了。    注意:运行的前提是要修改浏览器安全设置,“允许对未标记为可安全执行的ActiveX  脚本的运行”。  这里主要取了CPU、内存及系统用户几个信息,大家利用WMI的API或者借助JSEDIT获取  到更多的信息。下面列出了常用信息的类:    Win32_Processor // CPU 处理器    Win32_PhysicalMemory // 物理内存    Win32_Keyboard // 键盘    Win32_PointingDevice // 点输入设备,如鼠标    Win32_DiskDrive // 硬盘驱动器    Win32_CDROMDrive // 光盘驱动器    Win32_BaseBoard // 主板    Win32_BIOS // BIOS 芯片    Win32_ParallelPort // 并口    Win32_SerialPort // 串口    Win32_SoundDevice // 多媒体设置    Win32_USBController // USB 控制器    Win32_NetworkAdapter // 网络适配器    Win32_NetworkAdapterConfiguration // 网络适配器设置    Win32_Printer // 打印机    Win32_PrinterConfiguration // 打印机设置    Win32_PrintJob // 打印机任务    Win32_TCPIPPrinterPort // 打印机端口    Win32_POTSModem // MODEM    Win32_POTSModemToSerialPort // MODEM 端口    Win32_DesktopMonitor // 显示器    Win32_VideoController // 显卡细节。    Win32_VideoSettings // 显卡支持的显示模式。    Win32_TimeZone // 时区    Win32_SystemDriver // 驱动程序    Win32_DiskPartition // 磁盘分区    Win32_LogicalDisk // 逻辑磁盘    Win32_LogicalMemoryConfiguration // 逻辑内存配置    Win32_PageFile // 系统页文件信息    Win32_PageFileSetting // 页文件设置    Win32_BootConfiguration // 系统启动配置    Win32_OperatingSystem // 操作系统信息    Win32_StartupCommand // 系统自动启动程序    Win32_Service // 系统安装的服务    Win32_Group // 系统管理组    Win32_GroupUser // 系统组帐号    Win32_UserAccount // 用户帐号    Win32_Process // 系统进程    Win32_Thread // 系统线程    Win32_Share // 共享    Win32_NetworkClient // 已安装的网络客户端    Win32_NetworkProtocol // 已安装的网络协议    WMI Win32类的完整信息及详细列表请参考MSDN:  http://msdn2.microsoft.com/en-us/library/aa394084(VS.85).aspx  示例:   代码如下: function button1_onclick() {//cpu 信息  var locator = new ActiveXObject ("WbemScripting.SWbemLocator");  var service = locator.ConnectServer(".");  var properties = service.ExecQuery("SELECT * FROM Win32_Processor");  var e = new Enumerator (properties);  document.write("<table border=1>");  for (;!e.atEnd();e.moveNext ())  {  var p = e.item ();  document.write("<tr>");  document.write("<td>" + p.Caption + "</td>");  document.write("<td>" + p.DeviceID + "</td>");  document.write("<td>" + p.Name + "</td>");  document.write("<td>" + p.CpuStatus + "</td>");  document.write("<td>" + p.Availability + "</td>");  document.write("<td>" + p.Level + "</td>");  document.write("<td>" + p.ProcessorID + "</td>");  document.write("<td>" + p.SystemName + "</td>");  document.write("<td>" + p.ProcessorType + "</td>");  document.write("</tr>");  }  document.write("</table>");  }    function Button2_onclick() {//CD-ROM 信息  var locator = new ActiveXObject ("WbemScripting.SWbemLocator");  var service = locator.ConnectServer(".");  var properties = service.ExecQuery("SELECT * FROM Win32_CDROMDrive");  var e = new Enumerator (properties);  document.write("<table border=1>");  for (;!e.atEnd();e.moveNext ())  {  var p = e.item ();  document.write("<tr>");  document.write("<td>" + p.Caption + "</td>");  document.write("<td>" + p.Description + "</td>");  document.write("<td>" + p.Drive + "</td>");  document.write("<td>" + p.Status + "</td>");  document.write("<td>" + p.MediaLoaded + "</td>");  document.write("</tr>");  }  document.write("</table>");  }    function Button3_onclick() {//键盘信息  var locator = new ActiveXObject ("WbemScripting.SWbemLocator");  var service = locator.ConnectServer(".");  var properties = service.ExecQuery("SELECT * FROM Win32_Keyboard");  var e = new Enumerator (properties);  document.write("<table border=1>");  for (;!e.atEnd();e.moveNext ())  {  var p = e.item ();  document.write("<tr>");  document.write("<td>" + p.Description + "</td>");  document.write("<td>" + p.Name + "</td>");  document.write("<td>" + p.Status + "</td>");  document.write("</tr>");  }  document.write("</table>");  }    function Button4_onclick() {//主板信息  var locator = new ActiveXObject ("WbemScripting.SWbemLocator");  var service = locator.ConnectServer(".");  var properties = service.ExecQuery("SELECT * FROM Win32_BaseBoard");  var e = new Enumerator (properties);  document.write("<table border=1>");  for (;!e.atEnd();e.moveNext ())  {  var p = e.item ();  document.write("<tr>");  document.write("<td>" + p.HostingBoard + "</td>");  document.write("<td>" + p.Manufacturer + "</td>");  document.write("<td>" + p.PoweredOn + "</td>");  document.write("<td>" + p.Product + "</td>");  document.write("<td>" + p.SerialNumber + "</td>");  document.write("<td>" + p.Version + "</td>");  document.write("</tr>");  }  document.write("</table>");  }      另外,通过以下方式也可以获得系统的相关信息: 代码如下: <HTML><HEAD><TITLE>WMI Scripting HTML</TITLE>  <META http-equiv=Content-Type content="text/html; charset=gb2312">  <SCRIPT language=JScript event="OnCompleted(hResult,pErrorObject, pAsyncContext)" for=foo>  document.forms[0].txtMACAddr.value=unescape(MACAddr);  document.forms[0].txtIPAddr.value=unescape(IPAddr);  document.forms[0].txtDNSName.value=unescape(sDNSName);  //document.formbar.submit();  </SCRIPT>    <SCRIPT language=JScript event=OnObjectReady(objObject,objAsyncContext) for=foo>  if(objObject.IPEnabled != null && objObject.IPEnabled != "undefined" && objObject.IPEnabled == true)  {  if(objObject.MACAddress != null && objObject.MACAddress != "undefined")  MACAddr = objObject.MACAddress;  if(objObject.IPEnabled && objObject.IPAddress(0) != null && objObject.IPAddress(0) != "undefined")  IPAddr = objObject.IPAddress(0);  if(objObject.DNSHostName != null && objObject.DNSHostName != "undefined")  sDNSName = objObject.DNSHostName;  }  </SCRIPT>    <META content="MSHTML 6.00.2800.1106" name=GENERATOR></HEAD>  <BODY>  <OBJECT id=locator classid=CLSID:76A64158-CB41-11D1-8B02-00600806D9B6 VIEWASTEXT></OBJECT>  <OBJECT id=foo classid=CLSID:75718C9A-F029-11d1-A1AC-00C04FB6C223></OBJECT>  <SCRIPT language=JScript>  var service = locator.ConnectServer();  var MACAddr ;  var IPAddr ;  var DomainAddr;  var sDNSName;  service.Security_.ImpersonationLevel=3;  service.InstancesOfAsync(foo, "Win32_NetworkAdapterConfiguration");  </SCRIPT>    <FORM id="formfoo" name="formbar" action="index.do" method="post"><INPUT value="00-11-11-B4-52-EF" name="txtMACAddr"> <INPUT value="210.42.38.50" name="txtIPAddr"> <INPUT value="zhupan" name="txtDNSName"> </FORM></BODY></HTML>    复制代码 代码如下: 其实最关键的还是用到两个ActiveX:  <OBJECT id=locator classid=CLSID:76A64158-CB41-11D1-8B02-00600806D9B6 VIEWASTEXT></OBJECT>  <OBJECT id=foo classid=CLSID:75718C9A-F029-11d1-A1AC-00C04FB6C223></OBJECT>  不过这两个ActiveX都是系统自带,不用去下载或注册。  接下来的工作就是用脚本和ActiveX交互    <HTML>  <head>  <script language="javascript" type="text/javascript">  function getCode(){  var locator = new ActiveXObject("WbemScripting.SWbemLocator");  var service = locator.ConnectServer(".");  var properties = service.ExecQuery("SELECT * FROM Win32_NetworkAdapterConfiguration WHERE IPEnabled=TRUE");  var e = new Enumerator(properties);  document.write("<table border=1>");  for (; !e.atEnd(); e.moveNext()) {  var p = e.item();  //if(p.IPAddress(0)!=null && p.IPAddress(0)!="undefined" && p.IPAddress(0)!="0.0.0.0" && p.IPAddress(0)!="127.0.0.1"){  document.write("<tr>");  document.write("<td>" + p.ServiceName + "</td>");  document.write("<td>" + p.MACAddress + "</td>");  document.write("<td>" + p.IPAddress(0) + "</td>");  document.write("</tr>");  //break;  //}  }  document.write("</table>");  }  </script>  </head>  <BODY>  <button id="TEST" value="test" onclick="getCode()">TEST</button>  </BODY>  </HTML>    class Win32_NetworkAdapterConfiguration : CIM_Setting  {  boolean ArpAlwaysSourceRoute;  boolean ArpUseEtherSNAP;  string Caption;  string DatabasePath;  boolean DeadGWDetectEnabled;  string DefaultIPGateway[];  uint8 DefaultTOS;  uint8 DefaultTTL;  string Description;  boolean DHCPEnabled;  datetime DHCPLeaseExpires;  datetime DHCPLeaseObtained;  string DHCPServer;  string DNSDomain;  string DNSDomainSuffixSearchOrder[];  boolean DNSEnabledForWINSResolution;  string DNSHostName;  string DNSServerSearchOrder[];  boolean DomainDNSRegistrationEnabled;  uint32 ForwardBufferMemory;  boolean FullDNSRegistrationEnabled;  uint16 GatewayCostMetric[];  uint8 IGMPLevel;  uint32 Index;  uint32 InterfaceIndex;  string IPAddress[];  uint32 IPConnectionMetric;  boolean IPEnabled;  boolean IPFilterSecurityEnabled;  boolean IPPortSecurityEnabled;  string IPSecPermitIPProtocols[];  string IPSecPermitTCPPorts[];  string IPSecPermitUDPPorts[];  string IPSubnet[];  boolean IPUseZeroBroadcast;  string IPXAddress;  boolean IPXEnabled;  uint32 IPXFrameType[];  uint32 IPXMediaType;  string IPXNetworkNumber[];  string IPXVirtualNetNumber;  uint32 KeepAliveInterval;  uint32 KeepAliveTime;  string MACAddress;  uint32 MTU;  uint32 NumForwardPackets;  boolean PMTUBHDetectEnabled;  boolean PMTUDiscoveryEnabled;  string ServiceName;  string SettingID;  uint32 TcpipNetbiosOptions;  uint32 TcpMaxConnectRetransmissions;  uint32 TcpMaxDataRetransmissions;  uint32 TcpNumConnections;  boolean TcpUseRFC1122UrgentPointer;  uint16 TcpWindowSize;  boolean WINSEnableLMHostsLookup;  string WINSHostLookupFile;  string WINSPrimaryServer;  string WINSScopeID;  string WINSSecondaryServer;  };   

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