(PowerBuilder) 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

integer li_rc
oleobject loo_Crypt
string ls_Key
string ls_Token
string ls_Slug
string ls_Data
oleobject loo_Json
string ls_Sig
oleobject loo_SbUrl

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

loo_Crypt = create oleobject
// Use "Chilkat_9_5_0.Crypt2" for versions of Chilkat < 10.0.0
li_rc = loo_Crypt.ConnectToNewObject("Chilkat.Crypt2")
if li_rc < 0 then
    destroy loo_Crypt
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// Example key: "dek-d7a46236eda961a6c3c18ffcc6b077ba87d27e9ae85f7842c6d427c265dd5f69d5131308d93332353d4a55a4b1160fcf516515a4a9f0aa50fbf2d7a2e7d0f1c5"
ls_Key = "charturl-sign-encrypt-key"
// Example token: "dt-RwYN"
ls_Token = "charturl-token"

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

loo_Crypt.HashAlgorithm = "SHA256"
loo_Crypt.MacAlgorithm = "HMAC"
loo_Crypt.SetMacKeyString(ls_Key)
loo_Crypt.EncodingMode = "base64"

loo_Json = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_Json.ConnectToNewObject("Chilkat.JsonObject")

loo_Json.Load(ls_Data)
Write-Debug "json = " + loo_Json.Emit()

ls_Sig = loo_Crypt.MacStringENC(loo_Json.Emit())

loo_SbUrl = create oleobject
// Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0
li_rc = loo_SbUrl.ConnectToNewObject("Chilkat.StringBuilder")

loo_SbUrl.Append("https://charturl.com/i/")
loo_SbUrl.Append(ls_Token)
loo_SbUrl.Append("/")
loo_SbUrl.Append(ls_Slug)
loo_SbUrl.Append("?d=")
loo_SbUrl.Append(loo_Crypt.EncodeString(loo_Json.Emit(),"utf-8","url"))
loo_SbUrl.Append("&s=")
loo_SbUrl.Append(loo_Crypt.EncodeString(ls_Sig,"utf-8","url"))

Write-Debug "Signed URL: " + loo_SbUrl.GetAsString()


destroy loo_Crypt
destroy loo_Json
destroy loo_SbUrl