PowerBuilder Requires Chilkat v11.0.0+

Load JWK into PublicKey Object

See more JSON Web Signatures (JWS) Examples

Demonstrates how to load a Java Web Key (JWK) into a Chilkat public key object. PowerBuilder

integer li_rc
integer li_Success
oleobject loo_SbJwk
oleobject loo_Pubkey
oleobject loo_SbJwk2
oleobject loo_Json
oleobject loo_JsonJwk
oleobject loo_Pubkey2

li_Success = 0

//  Imagine we have this JWK:

//  {
//  "kty":"RSA",
//  "kid":"bilbo.baggins@hobbiton.example",
//  "use":"sig",
//  "n":"26381066103266289976070039679240841999340706859156341823971393693544846472963839705790075117105560154606562987481050889935247188300178764426769543782451174831475924241862817098997865881169498995546309260357488285676768114714548754913374731868063116787903918383610614912211576698081222844057810710088656983077876282582286966085572172471849443305250452393766960762340311496052418952315081937000716222751229644449475751932222180738210988190709824209639002026650048655399108647971010890335494074025258268035713167380057822555485524738518699437692145859633592396626258745090144803752145540471688039673495588314804430463791",
//  "e":"65537"
//  }
//  

loo_SbJwk = create oleobject
li_rc = loo_SbJwk.ConnectToNewObject("Chilkat.StringBuilder")
if li_rc < 0 then
    destroy loo_SbJwk
    MessageBox("Error","Connecting to COM object failed")
    return
end if
li_Success = loo_SbJwk.LoadFile("qa_data/jwk/simple_jwk_rsa.json","utf-8")
if li_Success <> 1 then
    Write-Debug "Failed to load simple JWK file."
    destroy loo_SbJwk
    return
end if

//  Loading it into a Chilkat public key object is easy:
loo_Pubkey = create oleobject
li_rc = loo_Pubkey.ConnectToNewObject("Chilkat.PublicKey")

li_Success = loo_Pubkey.LoadFromString(loo_SbJwk.GetAsString())
if li_Success = 0 then
    Write-Debug loo_Pubkey.LastErrorText
    destroy loo_SbJwk
    destroy loo_Pubkey
    return
end if

Write-Debug "Simple JWK loaded into public key object."

//  ----------------------------------------------------------------------------------------------------------
//  Demonstrate how to load a JWK that is contained within JSON into a public key object.

//  {
//    "alg":"RS256",
//    "jwk":  {
//            "kty":"RSA",
//            "kid":"bilbo.baggins@hobbiton.example",
//            "use":"sig",
//            "n":"26381066103266289976070039679240841999340706859156341823971393693544846472963839705790075117105560154606562987481050889935247188300178764426769543782451174831475924241862817098997865881169498995546309260357488285676768114714548754913374731868063116787903918383610614912211576698081222844057810710088656983077876282582286966085572172471849443305250452393766960762340311496052418952315081937000716222751229644449475751932222180738210988190709824209639002026650048655399108647971010890335494074025258268035713167380057822555485524738518699437692145859633592396626258745090144803752145540471688039673495588314804430463791",
//            "e":"65537"
//            }
//  }

loo_SbJwk2 = create oleobject
li_rc = loo_SbJwk2.ConnectToNewObject("Chilkat.StringBuilder")

li_Success = loo_SbJwk2.LoadFile("qa_data/jwk/contained_jwk_rsa.json","utf-8")
if li_Success = 0 then
    Write-Debug loo_SbJwk2.LastErrorText
    destroy loo_SbJwk
    destroy loo_Pubkey
    destroy loo_SbJwk2
    return
end if

//  Get the "jwk" part of the JSON..
loo_Json = create oleobject
li_rc = loo_Json.ConnectToNewObject("Chilkat.JsonObject")

loo_Json.Load(loo_SbJwk2.GetAsString())

loo_JsonJwk = create oleobject
li_rc = loo_JsonJwk.ConnectToNewObject("Chilkat.JsonObject")

li_Success = loo_Json.ObjectOf2("jwk",loo_JsonJwk)
if li_Success = 0 then
    Write-Debug loo_Json.LastErrorText
    destroy loo_SbJwk
    destroy loo_Pubkey
    destroy loo_SbJwk2
    destroy loo_Json
    destroy loo_JsonJwk
    return
end if

loo_Pubkey2 = create oleobject
li_rc = loo_Pubkey2.ConnectToNewObject("Chilkat.PublicKey")

li_Success = loo_Pubkey2.LoadFromString(loo_JsonJwk.Emit())
if li_Success = 0 then
    Write-Debug loo_Pubkey2.LastErrorText
    destroy loo_SbJwk
    destroy loo_Pubkey
    destroy loo_SbJwk2
    destroy loo_Json
    destroy loo_JsonJwk
    destroy loo_Pubkey2
    return
end if

Write-Debug "Contained JWK loaded into public key object."


destroy loo_SbJwk
destroy loo_Pubkey
destroy loo_SbJwk2
destroy loo_Json
destroy loo_JsonJwk
destroy loo_Pubkey2