Classic ASP

OpenAI (ChatGPT) Create Image

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Show how to send a POST to create an image. Gets the JSON response with URLs and then downloads images to files. Classic ASP

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
success = 0

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

set http = Server.CreateObject("Chilkat.Http")

'  Implements the following CURL command:

'  curl https://api.openai.com/v1/images/generations \
'    -H "Content-Type: application/json" \
'    -H "Authorization: Bearer $OPENAI_API_KEY" \
'    -d '{
'      "prompt": "A cute baby sea otter",
'      "n": 2,
'      "size": "1024x1024"
'    }'

'  Use the following online tool to generate HTTP code from a CURL command
'  Convert a cURL Command to HTTP Source Code

'  Use this online tool to generate code from sample JSON:
'  Generate Code to Create JSON

'  The following JSON is sent in the request body.

'  {
'    "prompt": "A cute baby sea otter",
'    "n": 2,
'    "size": "1024x1024"
'  }

set json = Server.CreateObject("Chilkat.JsonObject")
success = json.UpdateString("prompt","A cute baby sea otter")
success = json.UpdateInt("n",2)
success = json.UpdateString("size","1024x1024")

'  Adds the "Authorization: Bearer $OPENAI_API_KEY" header.
'  This is NOT a real key.  Change the "sk-vi...." to your own key.
http.AuthToken = "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"

set resp = Server.CreateObject("Chilkat.HttpResponse")
success = http.HttpJson("POST","https://api.openai.com/v1/images/generations",json,"application/json",resp)
If (success = 0) Then
    Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
    Response.End
End If

set sbResponseBody = Server.CreateObject("Chilkat.StringBuilder")
success = resp.GetBodySb(sbResponseBody)

set jResp = Server.CreateObject("Chilkat.JsonObject")
success = jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = 0

Response.Write "<pre>" & Server.HTMLEncode( "Response Body:") & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( jResp.Emit()) & "</pre>"

respStatusCode = resp.StatusCode
Response.Write "<pre>" & Server.HTMLEncode( "Response Status Code = " & respStatusCode) & "</pre>"
If (respStatusCode >= 400) Then
    Response.Write "<pre>" & Server.HTMLEncode( "Response Header:") & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( resp.Header) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "Failed.") & "</pre>"
    Response.End
End If

'  Sample JSON response:
'  (Sample code for parsing the JSON response is shown below)

'  {
'    "created": 1589478378,
'    "data": [
'      {
'        "url": "https://..."
'      },
'      {
'        "url": "https://..."
'      }
'    ]
'  }

'  Sample code for parsing the JSON response...
'  Use the following online tool to generate parsing code from sample JSON:
'  Generate Parsing Code from JSON

set sbLocalFilePath = Server.CreateObject("Chilkat.StringBuilder")

'  Download each image..
http.ClearHeaders 
http.AuthToken = ""

created = jResp.IntOf("created")
i = 0
count_i = jResp.SizeOfArray("data")
Do While i < count_i
    jResp.I = i
    url = jResp.StringOf("data[i].url")

    success = sbLocalFilePath.SetString("c:/aaworkarea/image_")
    success = sbLocalFilePath.AppendInt(i + 1)
    success = sbLocalFilePath.Append(".png")

    success = http.Download(url,sbLocalFilePath.GetAsString())
    If (success = 0) Then
        Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
        Response.End
    End If

    i = i + 1
Loop

%>
</body>
</html>