mfchttpdlg.cpp

在线查询ip所在地 bug: 1、http请求时可能有12152错误

// mfcHTTPDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "mfcHTTP.h"
#include "mfcHTTPDlg.h"
#include ".\mfchttpdlg.h"
#include <afxinet.h>

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// CmfcHTTPDlg 对话框



CmfcHTTPDlg::CmfcHTTPDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CmfcHTTPDlg::IDD, pParent)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CmfcHTTPDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_EDIT1, m_editInput);
}

BEGIN_MESSAGE_MAP(CmfcHTTPDlg, CDialog)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDC_BUTTON1, OnBnClickedButton1)
END_MESSAGE_MAP()


// CmfcHTTPDlg 消息处理程序

BOOL CmfcHTTPDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标

	// TODO: 在此添加额外的初始化代码
	m_editInput.SetWindowText("219.153.15.76");
	
	return TRUE;  // 除非设置了控件的焦点，否则返回 TRUE
}

// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。

void CmfcHTTPDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // 用于绘制的设备上下文

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// 使图标在工作矩形中居中
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

//当用户拖动最小化窗口时系统调用此函数取得光标显示。
HCURSOR CmfcHTTPDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void CmfcHTTPDlg::OnBnClickedButton1()
{
	char ip[32]={0};
	char obj[64]={0};
	m_editInput.GetWindowText(ip,31);
	//TODO:
	//checkIpFormate(ip);
	strcpy(obj,"ip/ipjs.asp?ip=");
	strcat(obj,ip);
	strcat(obj,"&Submit=%B2%E9%D1%AF");
	FetchPositionCity(obj,ip);
}

void CmfcHTTPDlg::FetchPositionCity(LPTSTR objectname, LPTSTR IP)
{
	CInternetSession   session("My   Session");   
	CHttpConnection*   pServer   =   NULL;   
	CHttpFile*   pFile   =   NULL;   
	CString   ServerName   =   "www.ikaka.com";   
	//http://www.ws169.net/ipchaxun/IpInfo.asp?sType=0
    //http://ip.91.com/ip/showip.asp?text=&bg=&line=1&scro=&leng=140
    //http://www.7y8.com/V/ip.asp
    //http://www.net.cn/static/customercare/yourIP.asp
    //http://www.ikaka.com/ip/ipjs.asp   //"ip/ipjs.asp?ip=219.153.15.76&Submit=%B2%E9%D1%AF"
	//http://www.ip138.com/ips8.asp   //"ip2city.asp"

	INTERNET_PORT   nPort   =   80;   
	DWORD   retcode;   
	char   outBuff[300]   =   "";// 
	try   
	{   
		pServer   =   session.GetHttpConnection(ServerName,nPort);   
		pFile   =   pServer->OpenRequest(CHttpConnection::HTTP_VERB_GET,objectname/*"/NULL/NULL/NULL/NULL/NULL/SignIn.gen"*/,NULL,1,NULL,NULL,INTERNET_FLAG_EXISTING_CONNECT);   
		pFile   ->   AddRequestHeaders("Content-Type:   application/x-www-form-urlencoded");   
		pFile   ->   AddRequestHeaders("Accept:   */*");   
		pFile   ->   SendRequest(NULL,0,outBuff,strlen(outBuff)+1);   
		Sleep(1000);
		pFile   ->   QueryInfoStatusCode(retcode);   
		for(int   i=0;i<100;i++) 
		{   
			CString   smsg;   
			CString	  ln;
			ln.Format("Ln:%d\n",i);
			if(pFile->ReadString(smsg)) 
			{
				
				smsg=ln+smsg;
				::SetFocus(m_hWnd);
				int posEnd=-1,posBegin =smsg.Find("地理位置：");
				if(-1!= posBegin)
				{
					char tmp[512];
					char *pos=0;
					strncpy(tmp,smsg.GetBuffer(),sizeof(tmp)-1);
					pos = strstr(tmp,"地理位置：");
					pos += (int)(strlen("地理位置："));
					strcpy(tmp,pos);
					pos = strstr(tmp,"</span");
					tmp[pos-tmp] = '\0';
					::SetWindowText(::GetDlgItem(m_hWnd,IDC_EDIT2),tmp);
					AfxMessageBox(tmp);
					break;
				}
				Sleep(10);
			}
			else
				break;
		}   
		DWORD   dwlen=pFile->GetLength();   
		char   buf[1024];   
		DWORD   dwread=pFile->Read(buf,1024);   
	}   
	catch   (CInternetException   *   e){
		AfxMessageBox("ad");
	};   
	delete   pFile;   
	delete   pServer;   
	session.Close(); 
}