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(PowerBuilder) Quickbooks OAuth2 in a Desktop AppSee more QuickBooks ExamplesDemonstrates how to get a QuickBooks OAuth2 access token from a desktop application or script.Note: This example requires Chilkat v10.1.2 or greater.
integer li_rc oleobject loo_Oauth2 string ls_Url integer li_Success integer li_NumMsWaited oleobject loo_SbJson string ls_RealmId // To further clarify, see OAuth 2.0 Authorization Flow // ------------------------------------------------------------------------------------------------ // IMPORTANT: You first need to define an App in the Quickbooks Developer Dashboard. // See How to Create an App in QuickBooks Developer Dashboard // ------------------------------------------------------------------------------------------------ // This example is for desktop applicatons (it is not for code that runs on a web server). // You'll need to add a line (or a few lines of code) to popup a web browser that navigates to a URL. // This is the way to initially obtain the OAuth2 access token. Afterwards it can be // repeatedly refreshed without user interaction, as shown in this example: Refresh Quickbooks OAuth2 Access Token. loo_Oauth2 = create oleobject // Use "Chilkat_9_5_0.OAuth2" for versions of Chilkat < 10.0.0 li_rc = loo_Oauth2.ConnectToNewObject("Chilkat.OAuth2") if li_rc < 0 then destroy loo_Oauth2 MessageBox("Error","Connecting to COM object failed") return end if // QuickBooks OAuth2 allows for an "http://localhost:<portNumber>/" callback URL for sandbox testing, // but not for production. // In production, your applicaton must use your own public web server as an intermediate // to receive and forward the redirect to localhost. // See Using Your Web Server as an Intermediary for OAuth2 Redirect to localhost loo_Oauth2.AppCallbackUrl = "https://yourwebserver.com/OAuth2.php" loo_Oauth2.ListenPort = 3017 loo_Oauth2.AuthorizationEndpoint = "https://appcenter.intuit.com/connect/oauth2" loo_Oauth2.TokenEndpoint = "https://oauth.platform.intuit.com/oauth2/v1/tokens/bearer" // Replace these with actual values. loo_Oauth2.ClientId = "QUICKBOOKS-CLIENT-ID" loo_Oauth2.ClientSecret = "QUICKBOOKS-CLIENT-SECRET" loo_Oauth2.UseBasicAuth = 1 loo_Oauth2.CodeChallenge = 0 // Indicate the desired access. Possible scopes that can appear in the list are: // com.intuit.quickbooks.accounting: QuickBooks Online API // com.intuit.quickbooks.payment: QuickBooks Payments API // openid: OpenID Connect processing // profile: user's given and family names // email: user's email address // phone: user's phone number // address: user's physical address loo_Oauth2.Scope = "com.intuit.quickbooks.accounting" // Begin the OAuth2 Authorization code flow. This returns a URL that should be loaded in a browser. ls_Url = loo_Oauth2.StartAuth() if loo_Oauth2.LastMethodSuccess <> 1 then Write-Debug loo_Oauth2.LastErrorText destroy loo_Oauth2 return end if Write-Debug "url = " + ls_Url // Launch the default browser on the system and navigate to the url. // The LaunchBrowser method was added in Chilkat v10.1.2. li_Success = loo_Oauth2.LaunchBrowser(ls_Url) if li_Success = 0 then Write-Debug loo_Oauth2.LastErrorText destroy loo_Oauth2 return end if // Wait for the user to approve or deny authorization in the browser. li_NumMsWaited = 0 do while (li_NumMsWaited < 90000) AND (loo_Oauth2.AuthFlowState < 3) loo_Oauth2.SleepMs(100) li_NumMsWaited = li_NumMsWaited + 100 loop // If the browser does not respond within the specified time, AuthFlowState will be: // // 1: Waiting for Redirect – The OAuth2 background thread is waiting for the browser's redirect request. // 2: Waiting for Final Response – The thread is awaiting the final access token response. // In either case, cancel the background task initiated by StartAuth. if loo_Oauth2.AuthFlowState < 3 then loo_Oauth2.Cancel() Write-Debug "No response from the browser!" destroy loo_Oauth2 return end if // Check AuthFlowState to determine if authorization was granted, denied, or failed: // // 3: Success – OAuth2 flow completed, the background thread exited, and the successful response is in AccessTokenResponse. // 4: Access Denied – OAuth2 flow completed, the background thread exited, and the error response is in AccessTokenResponse. // 5: Failure – OAuth2 flow failed before completion, the background thread exited, and error details are in FailureInfo. if loo_Oauth2.AuthFlowState = 5 then Write-Debug "OAuth2 failed to complete." Write-Debug loo_Oauth2.FailureInfo destroy loo_Oauth2 return end if if loo_Oauth2.AuthFlowState = 4 then Write-Debug "OAuth2 authorization was denied." Write-Debug loo_Oauth2.AccessTokenResponse destroy loo_Oauth2 return end if if loo_Oauth2.AuthFlowState <> 3 then Write-Debug "Unexpected AuthFlowState:" + string(loo_Oauth2.AuthFlowState) destroy loo_Oauth2 return end if // Save the full JSON access token response to a file. loo_SbJson = create oleobject // Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0 li_rc = loo_SbJson.ConnectToNewObject("Chilkat.StringBuilder") loo_SbJson.Append(loo_Oauth2.AccessTokenResponse) loo_SbJson.WriteFile("qa_data/tokens/qb-access-token.json","utf-8",0) // The full JSON received looks like this: // { // "expires_in": 3600, // "x_refresh_token_expires_in": 8726400, // "refresh_token": "L011546037639r ... 3vR2DrbOmg0Sdagw", // "access_token": "eyJlbmMiOiJBMTI4Q0 ... oETJEMbeggg", // "token_type": "bearer" // } Write-Debug "OAuth2 authorization granted!" Write-Debug "Access Token = " + loo_Oauth2.AccessToken // Get the realmId if needed... // See About the QuickBooks REST API Realm ID, also known as Company ID ls_RealmId = loo_Oauth2.GetRedirectRequestParam("realmId") if loo_Oauth2.LastMethodSuccess = 1 then Write-Debug "realmId: " + ls_RealmId else Write-Debug "No realmId was provided." end if destroy loo_Oauth2 destroy loo_SbJson |
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