(Classic ASP) Download a Binary File into Memory

Downloads a binary file into memory.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

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' Azure File Service Example: Download a Binary File to Memory
' See:  https://docs.microsoft.com/en-us/rest/api/storageservices/get-file

' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.Rest")
set rest = Server.CreateObject("Chilkat.Rest")

' Connect to the Azure Storage Blob Service
bTls = 1
port = 443
bAutoReconnect = 1
' In this example, the storage account name is "chilkat".
success = rest.Connect("chilkat.file.core.windows.net",port,bTls,bAutoReconnect)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( rest.LastErrorText) & "</pre>"
    Response.End
End If

' Provide Azure Cloud credentials for the REST calls.
' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.AuthAzureStorage")
set azAuth = Server.CreateObject("Chilkat.AuthAzureStorage")
azAuth.AccessKey = "AZURE_ACCESS_KEY"
' The account name used here should match the 1st part of the domain passed in the call to Connect (above).
azAuth.Account = "chilkat"
azAuth.Scheme = "SharedKey"
azAuth.Service = "File"
' This causes the "x-ms-version: 2021-08-06" header to be automatically added.
azAuth.XMsVersion = "2021-08-06"
success = rest.SetAuthAzureStorage(azAuth)

' Note: The application does not need to explicitly set the following
' headers: x-ms-date, Authorization.  These headers
' are automatically set by Chilkat.

' Send a GET request to download the file "penguins.jpg" to a BinData object.
' (The share name is "pip")
' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.BinData")
set bdFileContents = Server.CreateObject("Chilkat.BinData")
success = rest.FullRequestNoBodyBd("GET","/pip/wildlife/antarctic/penguins.jpg",bdFileContents)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( rest.LastErrorText) & "</pre>"
    Response.End
End If

' When successful, the response status will be 200.
' If a non-success status code is returned, then the bdFileContents actually contains the XML error message.
If (rest.ResponseStatusCode <> 200) Then
    ' Examine the request/response to see what happened.
    Response.Write "<pre>" & Server.HTMLEncode( "response status code = " & rest.ResponseStatusCode) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "response status text = " & rest.ResponseStatusText) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "response header: " & rest.ResponseHeader) & "</pre>"
    ' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.StringBuilder")
    set sbXmlErr = Server.CreateObject("Chilkat.StringBuilder")
    success = sbXmlErr.AppendBd(bdFileContents,"utf-8",0,0)
    Response.Write "<pre>" & Server.HTMLEncode( "response body (if any): " & sbXmlErr.GetAsString()) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "---") & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "LastRequestStartLine: " & rest.LastRequestStartLine) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "LastRequestHeader: " & rest.LastRequestHeader) & "</pre>"
    Response.End
End If

Response.Write "<pre>" & Server.HTMLEncode( "Size of the downloaded file = " & bdFileContents.NumBytes) & "</pre>"

' See the online reference documentation for the BinData class for ways
' to access the bytes.

success = bdFileContents.WriteFile("qa_output/penguins.jpg")

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