在线直播系统源码，用户异地登录时对身份进行验证
在线直播系统源码，用户异地登录时对身份进行验证
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
string strg;//数据库路径
OleDbConnection conn;//数据连接对象
OleDbCommand cmd;//OleDbCommand对象
OleDbDataReader sdr;//OleDbDataReader对象
private bool CheckCard(string cardId)//创建一个CheckCard方法用于检查身份证号码是否合法
{
if (cardId.Length == 18) //如果身份证号为18位
{
return CheckCard18(cardId);//调用CheckCard18方法验证
}
else if (cardId.Length == 15) //如果身份证号为15位
{
return CheckCard15(cardId);//调用CheckCard15方法验证
}
else
{
return false;
}
}
private bool CheckCard18(string CardId)//CheckCard18方法用于检查18位身份证号码的合法性
{
long n = 0;
bool flag = false;
if (long.TryParse(CardId.Remove(17), out n) == false || n < Math.Pow(10, 16) || long.TryParse(CardId.Replace('x', '0').Replace('X', '0'), out n) == false)
return false;//数字验证
string[] Myaddress =new string[]{ "11","22","35","44","53","12",
"23","36","45","54","13","31","37","46","61","14","32","41",
"50","62","15","33","42","51","63","21","34","43","52","64",
"65","71","81","82","91"};
for (int kk = 0; kk < Myaddress.Length;kk++ )
{
if (Myaddress[kk].ToString() == CardId.Remove(2))
{
flag = true;
}
}
if (flag)
{
return flag;
}
string Mybirth = CardId.Substring(6, 8).Insert(6, "-").Insert(4, "-");
DateTime Mytime = new DateTime();
if (DateTime.TryParse(Mybirth, out Mytime) == false)
return false;//生日验证
string[] MyVarifyCode = ("1,0,x,9,8,7,6,5,4,3,2").Split(',');
string[] wi = ("7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2").Split(',');
char[] ai = CardId.Remove(17).ToCharArray();
int sum = 0;
for (int i = 0; i < 17; i++)
sum += int.Parse(wi[i]) * int.Parse(ai[i].ToString());
int y = -1;
Math.DivRem(sum, 11, out y);
if (MyVarifyCode[y] != CardId.Substring(17, 1).ToLower())
{
return false;//校验码验证
}
return true;//符合GB11643-1999标准
}
private bool CheckCard15(string CardId)
{
long n = 0;
bool flag = false;
if (long.TryParse(CardId, out n) == false || n < Math.Pow(10, 14))
return false;//数字验证
string[] Myaddress = new string[]{ "11","22","35","44","53","12",
"23","36","45","54","13","31","37","46","61","14","32","41",
"50","62","15","33","42","51","63","21","34","43","52","64",
"65","71","81","82","91"};
for (int kk = 0; kk < Myaddress.Length; kk++)
{
if (Myaddress[kk].ToString() == CardId.Remove(2))
{
flag = true;
}
}
if (flag)
{
return flag;
}
string Mybirth = CardId.Substring(6, 6).Insert(4, "-").Insert(2, "-");
DateTime Mytime = new DateTime();
if (DateTime.TryParse(Mybirth, out Mytime) == false)
{
return false;//生日验证
}
return true;//符合15位身份证标准
}
private void button1_Click(object sender, EventArgs e)
{
if (txtCardID.Text == "")//如果没有输入身份证号码
{
return; //不执行操作
}
else
{
if (CheckCard(txtCardID.Text.Trim()))//如果通过CheckCard方法验证成功
{
this.Height = 237; //设置窗体高度
string card=txtCardID.Text.Trim();//获取输入的身份证号码
if (card.Length == 15) //如果输入的是15位的身份证号码，需要将其转换成18位
{
int[] w = new int[] { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2, 1 };
char[] a = new char[] { '1', '0', 'x', '9', '8', '7', '6', '5', '4', '3', '2' };
string newID = "";
int s = 0;
newID =this.txtCardID.Text.Trim().Insert(6, "19");
for (int i = 0; i < 17; i++)
{
int k = Convert.ToInt32(newID[i]) * w[i];
s = s + k;
}
int h = 0;
Math.DivRem(s, 11, out h);
newID = newID + a[h];
card = newID; //最后将转换成18位的身份证号码赋值给card
}
int addnum =Convert.ToInt32(card.Remove(6));//获取身份证号码中的地址码
//连接数据库
conn = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data source=" + strg);
conn.Open();//打开数据库
//查找数据库中是否存在输入的身份证号码中的地址码
cmd = new OleDbCommand("select count(*) from address where AddNum="+addnum, conn);
int KK = Convert.ToInt32(cmd.ExecuteScalar());
if (KK > 0)//如果存在
{
//检索数据库
cmd = new OleDbCommand("select * from address where AddNum=" + addnum, conn);
//实例化OleDbDataReader对象
sdr = cmd.ExecuteReader();
sdr.Read();//读取该对象
string address = sdr["AddName"].ToString();//获取地址码对应的归属地
string birthday = card.Substring(6, 8);//从身份证号码中截取出公民的生日
string byear = birthday.Substring(0,4);//获取出生年份
string bmonth = birthday.Substring(4,2);//获取出生月份
if (bmonth.Substring(0, 1) == "0")//如果月份是以0开头
{
bmonth = bmonth.Substring(1,1);//去掉0
}
string bday = birthday.Substring(6,2);//获取出生“日”
if (bday.Substring(0, 1) == "0")//如果“日”以0开头
{
bday = bday.Substring(1, 1);//去掉0
}
string sex = "";//性别
if (txtCardID.Text.Trim().Length == 15)//如果输入的身份证号码是15位
{
int PP=Convert.ToInt32(txtCardID.Text.Trim().Substring(14,1))%2;//判断最后一位是奇数还是偶数
if (PP == 0)//如果是偶数
{
sex = "女";//说明身份证号码的持有者是女性
}
else
{
sex = "男";//如果是奇数则身份证号码的持有者是男性
}
}
if (txtCardID.Text.Trim().Length == 18)//如果输入的身份证号码是18位
{
int PP = Convert.ToInt32(txtCardID.Text.Trim().Substring(16, 1)) % 2;//判断倒数第二位是奇数还是偶数
if (PP == 0)//如果是偶数
{
sex = "女";//说明身份证号码的持有者是女性
}
else
{
sex = "男";//如果是奇数则身份证号码的持有者是男性
}
}
sdr.Close();//关闭OleDbDataReader连接
conn.Close();//关闭数据库连接
lblAddress.Text = address;//显示身份证持有者的归属地
lblbirthday.Text = byear + "年" + bmonth + "月" + bday + "日";//显示身份证持有者的生日
lblsex.Text = sex;//显示身份证持有者的性别
lblresult.Text = "合法的公民身份证号！";//显示验证结果
}
else
{
MessageBox.Show("公民身份证号输入有误！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
else
{
MessageBox.Show("非法公民身份证号！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
private void button2_Click(object sender, EventArgs e)
{
txtCardID.Text = "";//清空输入框
this.Height = 78; //设置窗体高度位78
}
private void Form1_Load(object sender, EventArgs e)
{
this.Height = 78;//设置窗体高度
//获取数据库路径
strg = Application.StartupPath.ToString();
strg = strg.Substring(0, strg.LastIndexOf("\\"));
strg = strg.Substring(0, strg.LastIndexOf("\\"));
strg += @"\db.mdb";
}
}
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