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一般來說winform應用程序解決這個問題起來時很容易的,web應用程序就麻煩一點了。
這里我說說我的解決思路:
一、你必要有聯機型居民身份證閱讀器一個(帶驅動光盤),這里我用的是精倫電子公司的iDR200,并有這個閱讀器的開發接口說明。
二、新建一個winform控件項目ReadCardControl,添加一個主類ReadCard
1、 聲明dll入口
[DllImport("Sdtapi.dll")]
private static extern int InitComm(int iPort);//初始化
[DllImport("Sdtapi.dll")]
private static extern int Authenticate();//卡認證
[DllImport("Sdtapi.dll")]
private static extern int ReadBaseInfos(StringBuilder Name, StringBuilder Gender, StringBuilder Folk, StringBuilder BirthDay,StringBuilder Code, StringBuilder Address, StringBuilder Agency, StringBuilder ExpireStart, StringBuilder ExpireEnd);//讀取數據,推薦使用
[DllImport("Sdtapi.dll")]
private static extern int CloseComm();//關閉端口
[DllImport("Sdtapi.dll")]
private static extern int ReadBaseMsg(byte[] pMsg, ref int len);//讀取數據,這里不用
[DllImport("Sdtapi.dll")]
private static extern int ReadBaseMsgW(byte[] pMsg, ref int len);//讀取數據,這里不用
[DllImport("kernel32.dll")]
private static extern int Beep(int dwFreq, int dwDuration);//用來大吼一聲
2、讀卡方法
private string[] arrys = null;//聲明用來保存身份證信息的數組
public void OnTimer()
{
StringBuilder Name = new StringBuilder(31);
StringBuilder Gender = new StringBuilder(3);
StringBuilder Folk = new StringBuilder(10);
StringBuilder BirthDay = new StringBuilder(9);
StringBuilder Code = new StringBuilder(19);
StringBuilder Address = new StringBuilder(71);
StringBuilder Agency = new StringBuilder(31);
StringBuilder ExpireStart = new StringBuilder(9);
StringBuilder ExpireEnd = new StringBuilder(9);
//int len = 0;
//string[] temp;
char[] param = { '\0' };
byte[] pMsg = new byte[256];
string[] baseinfo = new string[9];
//打開端口
int intOpenRet = InitComm(1001);
if (intOpenRet != 1)
{
//SetText("閱讀機具未連接", lblMsg);
return;
}
//卡認證
int intReadRet = Authenticate();
if (intReadRet != 1)
{
//SetText("卡認證失敗", lblMsg);
CloseComm();
return;
}
//ReadBaseInfos(推薦使用)
int intReadBaseInfosRet = ReadBaseInfos(Name, Gender, Folk, BirthDay, Code, Address, Agency, ExpireStart, ExpireEnd);
if (intReadBaseInfosRet != 1)
{
//SetText("讀卡失敗", lblMsg);
CloseComm();
return;
}
Beep(2047, 200);
arrys = new string[10];
arrys[0] = Code.ToString().Trim();
arrys[1] = Name.ToString().Trim();
arrys[2] = Gender.ToString().Trim();
arrys[3] = Folk.ToString().Trim();
arrys[4] = BirthDay.ToString().Trim();
arrys[5] = Address.ToString().Trim();
arrys[6] = Agency.ToString().Trim();
arrys[7] = ExpireStart.ToString().Trim();
arrys[8] = ExpireEnd.ToString().Trim();
arrys[9] = System.IO.Directory.GetCurrentDirectory() "\\photo.bmp";
//SetText("讀卡成功", lblMsg);
//SetText("證件號碼:" Code.ToString(), label1);
//SetText("姓名:" Name.ToString(), label2);
//SetText("性別:" Gender.ToString(), label3);
//SetText("民族:" Folk.ToString(), label4);
//SetText("出生日期:" BirthDay.ToString(), label5);
//SetText("地址:" Address.ToString(), label6);
//SetText("簽發機關:" Agency.ToString(), label7);
//SetText("簽發時間:" ExpireStart.ToString(), label8);
//SetText("有效截止時間:" ExpireEnd.ToString(), label9);
SetImage("photo.bmp", pictureBox1);
CloseComm();
}
2、 聲明一個客戶端調用的方法Test(這里沒有直接用數組)
public string Test()
{
string str = "";
foreach (string s in arrys)
{
str = s ",";
}
str = str.TrimEnd(',');
return str;
}
三、將這個控件封裝成activex組件
在ReadCard類的頭部添加
[Guid("B9BB196C-5008-4156-840F-9FE37BA81502")]
若要實現客戶端訪問服務器端數據,則必須實現IObjectSafe接口
接口聲明如下:
[ComImport, GuidAttribute("CB5BDC81-93C1-11CF-8F20-00805F2CD064")]
[InterfaceTypeAttribute(ComInterfaceType.InterfaceIsIUnknown)]
public interface IObjectSafe
{
[PreserveSig]
void GetInterfaceSafeOptions(ref Guid id, [MarshalAs(UnmanagedType.U4)] ref int pdwSupportedOptions, [MarshalAs(UnmanagedType.U4)] ref int pdwEnabledOptions);
[PreserveSig()]
void SetInterfaceSafeOptions(ref Guid id, [MarshalAs(UnmanagedType.U4)] int dwOptionSetMask, [MarshalAs(UnmanagedType.U4)]int dwEnabledOptions);
}
四、新建一個web應用程序項目
1、界面:
<table style="width:100%;" border="1" width="100%" bordercolordark="#FFFFFF" cellspacing="0" cellpadding="2"bordercolor="#000000">
<tr>
<td style="width:33.3%; text-align: right;">證件號碼:</td>
<td style="width:33.3%" id="td1"> </td>
<td style="width:33.3%; text-align: left;" rowspan="6">
<object id="csharpActiveX" name="csharpActiveX" classid="clsid:B9BB196C-5008-4156-840F-9FE37BA81502"></object></td>
</tr>
代碼片段和文件信息
using?System;
using?System.Collections.Generic;
using?System.Text;
using?System.Runtime.InteropServices;
namespace?ReadCardControl
{
????[ComImport?GuidAttribute(“CB5BDC81-93C1-11CF-8F20-00805F2CD064“)]
????[InterfaceTypeAttribute(ComInterfaceType.InterfaceIsIUnknown)]
????public?interface?IobjectSafe
????{
????????[PreserveSig]
????????void?GetInterfaceSafeOptions(ref?Guid?id?[MarshalAs(UnmanagedType.U4)]?ref?int?pdwSupportedOptions?[MarshalAs(UnmanagedType.U4)]?ref?int?pdwEnabledOptions);
????????[PreserveSig()]
????????void?SetInterfaceSafeOptions(ref?Guid?id?[MarshalAs(UnmanagedType.U4)]?int?dwOptionSetMask?[MarshalAs(UnmanagedType.U4)]?int?dwEnabledOptions);
????}
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1434??2010-03-02?16:56??ReadCardControl.sln
?????文件???????4096??2010-03-03?13:20??WebApplication1\bin\WebApplication1.dll
?????文件??????11776??2010-03-03?13:20??WebApplication1\bin\WebApplication1.pdb
?????文件???????3674??2010-03-04?09:07??WebApplication1\Default.aspx
?????文件????????339??2010-03-03?13:18??WebApplication1\Default.aspx.cs
?????文件????????853??2010-03-02?16:55??WebApplication1\Default.aspx.designer.cs
?????文件????????540??2010-03-03?08:36??WebApplication1\obj\Release\WebApplication1.csproj.FileListAbsolute.txt
?????文件???????4096??2010-03-03?13:20??WebApplication1\obj\Release\WebApplication1.dll
?????文件??????11776??2010-03-03?13:20??WebApplication1\obj\Release\WebApplication1.pdb
?????文件???????1317??2010-03-02?16:55??WebApplication1\Properties\AssemblyInfo.cs
?????文件???????7305??2010-03-02?16:56??WebApplication1\Web.config
?????文件???????4223??2010-03-02?16:56??WebApplication1\WebApplication1.csproj
?????文件???????1298??2010-03-02?16:56??WebApplication1\WebApplication1.csproj.user
?????文件???????6144??2010-03-02?16:31??ReadCardControl\bin\Debug\ReadCardControl.dll
?????文件????????120??2010-03-02?16:15??ReadCardControl\bin\Debug\ReadCardControl.dll.config
?????文件??????13824??2010-03-02?16:31??ReadCardControl\bin\Debug\ReadCardControl.pdb
?????文件???????2032??2010-03-02?16:31??ReadCardControl\bin\Debug\ReadCardControl.tlb
?????文件??????57344??2007-01-09?14:33??ReadCardControl\bin\Debug\Sdtapi.dll
?????文件??????90112??2005-01-12?16:53??ReadCardControl\bin\Debug\WltRS.dll
?????文件??????38862??2010-03-03?11:20??ReadCardControl\bin\Release\photo.bmp
?????文件???????8192??2010-03-03?13:24??ReadCardControl\bin\Release\ReadCardControl.dll
?????文件??????17920??2010-03-03?13:24??ReadCardControl\bin\Release\ReadCardControl.pdb
?????文件???????3060??2010-03-03?13:24??ReadCardControl\bin\Release\ReadCardControl.tlb
?????文件??????57344??2007-01-09?14:33??ReadCardControl\bin\Release\Sdtapi.dll
?????文件??????90112??2005-01-12?16:53??ReadCardControl\bin\Release\WltRS.dll
?????文件????????708??2010-03-03?08:39??ReadCardControl\Iob
?????文件???????1026??2010-03-02?16:31??ReadCardControl\obj\Debug\ReadCardControl.csproj.FileListAbsolute.txt
?????文件????????781??2010-03-02?16:31??ReadCardControl\obj\Debug\ReadCardControl.csproj.GenerateResource.Cache
?????文件???????6144??2010-03-02?16:31??ReadCardControl\obj\Debug\ReadCardControl.dll
?????文件??????13824??2010-03-02?16:31??ReadCardControl\obj\Debug\ReadCardControl.pdb
............此處省略37個文件信息
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