(VBScript) ChartURL - Create a Signed URL

Demonstrates how to create a signed URL for ChartURL.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Dim fso, outFile
Set fso = CreateObject("Scripting.FileSystemObject")
'Create a Unicode (utf-16) output text file.
Set outFile = fso.CreateTextFile("output.txt", True, True)

' This example assumes 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.Crypt2")
set crypt = CreateObject("Chilkat.Crypt2")

' Example key: "dek-d7a46236eda961a6c3c18ffcc6b077ba87d27e9ae85f7842c6d427c265dd5f69d5131308d93332353d4a55a4b1160fcf516515a4a9f0aa50fbf2d7a2e7d0f1c5"
key = "charturl-sign-encrypt-key"
' Example token: "dt-RwYN"
token = "charturl-token"

slug = "weekly-activity"
data = "{ ""options"": {""data"": {""columns"": [[""This Week"",10,13],[""Last Week"",9,5]]}}}"

crypt.HashAlgorithm = "SHA256"
crypt.MacAlgorithm = "HMAC"
success = crypt.SetMacKeyString(key)
crypt.EncodingMode = "base64"

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.JsonObject")
set json = CreateObject("Chilkat.JsonObject")
success = json.Load(data)
outFile.WriteLine("json = " & json.Emit())

sig = crypt.MacStringENC(json.Emit())

' For versions of Chilkat < 10.0.0, use CreateObject("Chilkat_9_5_0.StringBuilder")
set sbUrl = CreateObject("Chilkat.StringBuilder")
success = sbUrl.Append("https://charturl.com/i/")
success = sbUrl.Append(token)
success = sbUrl.Append("/")
success = sbUrl.Append(slug)
success = sbUrl.Append("?d=")
success = sbUrl.Append(crypt.EncodeString(json.Emit(),"utf-8","url"))
success = sbUrl.Append("&s=")
success = sbUrl.Append(crypt.EncodeString(sig,"utf-8","url"))

outFile.WriteLine("Signed URL: " & sbUrl.GetAsString())

outFile.Close