Autor
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Tema: Como leer datos desde una web? (Leído 4,551 veces)
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jrhomer
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Eso tiene k ser por ftp, lo puedes acer desde vb con apis.
Salu2
ya, pero me refería a que si conoces APIS para realizarlo, yo he probado con WININET, pero tengo algunos problemas y quiero probar de otro modo. Un saludo.
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En línea
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ups!!
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Kizar
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Mensajes: 1.325
kizar_net
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Fuente ApiGuideConst FTP_TRANSFER_TYPE_UNKNOWN = &H0 Const FTP_TRANSFER_TYPE_ASCII = &H1 Const FTP_TRANSFER_TYPE_BINARY = &H2 Const INTERNET_DEFAULT_FTP_PORT = 21 ' default for FTP servers Const INTERNET_SERVICE_FTP = 1 Const INTERNET_FLAG_PASSIVE = &H8000000 ' used for FTP connections Const INTERNET_OPEN_TYPE_PRECONFIG = 0 ' use registry configuration Const INTERNET_OPEN_TYPE_DIRECT = 1 ' direct to net Const INTERNET_OPEN_TYPE_PROXY = 3 ' via named proxy Const INTERNET_OPEN_TYPE_PRECONFIG_WITH_NO_AUTOPROXY = 4 ' prevent using java/script/INS Const MAX_PATH = 260 Private Type FILETIME dwLowDateTime As Long dwHighDateTime As Long End Type Private Type WIN32_FIND_DATA dwFileAttributes As Long ftCreationTime As FILETIME ftLastAccessTime As FILETIME ftLastWriteTime As FILETIME nFileSizeHigh As Long nFileSizeLow As Long dwReserved0 As Long dwReserved1 As Long cFileName As String * MAX_PATH cAlternate As String * 14 End Type Private Declare Function InternetCloseHandle Lib "wininet.dll" (ByVal hInet As Long) As Integer Private Declare Function InternetConnect Lib "wininet.dll" Alias "InternetConnectA" (ByVal hInternetSession As Long, ByVal sServerName As String, ByVal nServerPort As Integer, ByVal sUserName As String, ByVal sPassword As String, ByVal lService As Long, ByVal lFlags As Long, ByVal lContext As Long) As Long Private Declare Function InternetOpen Lib "wininet.dll" Alias "InternetOpenA" (ByVal sAgent As String, ByVal lAccessType As Long, ByVal sProxyName As String, ByVal sProxyBypass As String, ByVal lFlags As Long) As Long Private Declare Function FtpSetCurrentDirectory Lib "wininet.dll" Alias "FtpSetCurrentDirectoryA" (ByVal hFtpSession As Long, ByVal lpszDirectory As String) As Boolean Private Declare Function FtpGetCurrentDirectory Lib "wininet.dll" Alias "FtpGetCurrentDirectoryA" (ByVal hFtpSession As Long, ByVal lpszCurrentDirectory As String, lpdwCurrentDirectory As Long) As Long Private Declare Function FtpCreateDirectory Lib "wininet.dll" Alias "FtpCreateDirectoryA" (ByVal hFtpSession As Long, ByVal lpszDirectory As String) As Boolean Private Declare Function FtpRemoveDirectory Lib "wininet.dll" Alias "FtpRemoveDirectoryA" (ByVal hFtpSession As Long, ByVal lpszDirectory As String) As Boolean Private Declare Function FtpDeleteFile Lib "wininet.dll" Alias "FtpDeleteFileA" (ByVal hFtpSession As Long, ByVal lpszFileName As String) As Boolean Private Declare Function FtpRenameFile Lib "wininet.dll" Alias "FtpRenameFileA" (ByVal hFtpSession As Long, ByVal lpszExisting As String, ByVal lpszNew As String) As Boolean Private Declare Function FtpGetFile Lib "wininet.dll" Alias "FtpGetFileA" (ByVal hConnect As Long, ByVal lpszRemoteFile As String, ByVal lpszNewFile As String, ByVal fFailIfExists As Long, ByVal dwFlagsAndAttributes As Long, ByVal dwFlags As Long, ByRef dwContext As Long) As Boolean Private Declare Function FtpPutFile Lib "wininet.dll" Alias "FtpPutFileA" (ByVal hConnect As Long, ByVal lpszLocalFile As String, ByVal lpszNewRemoteFile As String, ByVal dwFlags As Long, ByVal dwContext As Long) As Boolean Private Declare Function InternetGetLastResponseInfo Lib "wininet.dll" Alias "InternetGetLastResponseInfoA" (lpdwError As Long, ByVal lpszBuffer As String, lpdwBufferLength As Long) As Boolean Private Declare Function FtpFindFirstFile Lib "wininet.dll" Alias "FtpFindFirstFileA" (ByVal hFtpSession As Long, ByVal lpszSearchFile As String, lpFindFileData As WIN32_FIND_DATA, ByVal dwFlags As Long, ByVal dwContent As Long) As Long Private Declare Function InternetFindNextFile Lib "wininet.dll" Alias "InternetFindNextFileA" (ByVal hFind As Long, lpvFindData As WIN32_FIND_DATA) As Long Const PassiveConnection As Boolean = True Private Sub Form_Load() 'KPD-Team 2000 'URL: http://www.allapi.net 'E-Mail: KPDTeam@allapi.net Dim hConnection As Long, hOpen As Long, sOrgPath As String 'open an internet connection hOpen = InternetOpen("API-Guide sample program", INTERNET_OPEN_TYPE_PRECONFIG, vbNullString, vbNullString, 0) 'connect to the FTP server hConnection = InternetConnect(hOpen, "your ftp server", INTERNET_DEFAULT_FTP_PORT, "your login", "your password", INTERNET_SERVICE_FTP, IIf(PassiveConnection, INTERNET_FLAG_PASSIVE, 0), 0) 'create a buffer to store the original directory sOrgPath = String(MAX_PATH, 0) 'get the directory FtpGetCurrentDirectory hConnection, sOrgPath, Len(sOrgPath) 'create a new directory 'testing' FtpCreateDirectory hConnection, "testing" 'set the current directory to 'root/testing' FtpSetCurrentDirectory hConnection, "testing" 'upload the file 'test.htm' FtpPutFile hConnection, "C:\test.htm", "test.htm", FTP_TRANSFER_TYPE_UNKNOWN, 0 'rename 'test.htm' to 'apiguide.htm' FtpRenameFile hConnection, "test.htm", "apiguide.htm" 'enumerate the file list from the current directory ('root/testing') EnumFiles hConnection 'retrieve the file from the FTP server FtpGetFile hConnection, "apiguide.htm", "c:\apiguide.htm", False, 0, FTP_TRANSFER_TYPE_UNKNOWN, 0 'delete the file from the FTP server FtpDeleteFile hConnection, "apiguide.htm" 'set the current directory back to the root FtpSetCurrentDirectory hConnection, sOrgPath 'remove the direcrtory 'testing' FtpRemoveDirectory hConnection, "testing" 'close the FTP connection InternetCloseHandle hConnection 'close the internet connection InternetCloseHandle hOpen End Sub Public Sub EnumFiles(hConnection As Long) Dim pData As WIN32_FIND_DATA, hFind As Long, lRet As Long 'set the graphics mode to persistent Me.AutoRedraw = True 'create a buffer pData.cFileName = String(MAX_PATH, 0) 'find the first file hFind = FtpFindFirstFile(hConnection, "*.*", pData, 0, 0) 'if there's no file, then exit sub If hFind = 0 Then Exit Sub 'show the filename Me.Print Left(pData.cFileName, InStr(1, pData.cFileName, String(1, 0), vbBinaryCompare) - 1) Do 'create a buffer pData.cFileName = String(MAX_PATH, 0) 'find the next file lRet = InternetFindNextFile(hFind, pData) 'if there's no next file, exit do If lRet = 0 Then Exit Do 'show the filename Me.Print Left(pData.cFileName, InStr(1, pData.cFileName, String(1, 0), vbBinaryCompare) - 1) Loop 'close the search handle InternetCloseHandle hFind End Sub Sub ShowError() Dim lErr As Long, sErr As String, lenBuf As Long 'get the required buffer size InternetGetLastResponseInfo lErr, sErr, lenBuf 'create a buffer sErr = String(lenBuf, 0) 'retrieve the last respons info InternetGetLastResponseInfo lErr, sErr, lenBuf 'show the last response info MsgBox "Error " + CStr(lErr) + ": " + sErr, vbOKOnly + vbCritical End Sub
Hay tienes muchas de las funciones del ftp incluida la de subir archivos. Salu2
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En línea
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jrhomer
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muchas gracias, ya conocía las funciones de WININET, como FtpPutFile ... pero con ello no conseguí solucionar el problema. lo he solucionado ya. lo posteo aqí por si a alguien le puede interesar. Open "C:\ftp.txt" For Append As #NumeroArchivo Print #NumeroArchivo, "Open " & StrFtp Print #NumeroArchivo, StrUsuario Print #NumeroArchivo, StrPassword Print #NumeroArchivo, "cd " & strCarpetaRemota Print #NumeroArchivo, "binary" Print #NumeroArchivo, "put " & RutaDos(StrRutalocalFichero) Print #NumeroArchivo, "bye" Close #NumeroArchivo DoEvents
Retval = Shell("ftp -s:C:\ftp.txt", vbNormalFocus)
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ups!!
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