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(VB.NET) Xero Upload File (Files API)Demonstrates how to upload a file to a Xero folder. Note: This example requires Chilkat v9.5.0.64 or greater.
' Note: Requires Chilkat v9.5.0.64 or greater. ' This requires the Chilkat API to have been previously unlocked. ' See Global Unlock Sample for sample code. Dim rest As New Chilkat.Rest Dim success As Boolean ' Before sending REST API calls, the REST object needs to be ' initialized for OAuth1. ' See Xero 2-Legged OAuth1 Setup for sample code. ' Assuming the REST object's OAuth1 authenticator is setup, and the initial ' connection was made, we may now send REST HTTP requests.. ' -------------------------------------------------------------- ' This example will upload a file to a folder using the Xero FILES API Dim folderID As String = "0ffca059-f2f1-4271-8de9-4b87c8c2c638" ' This JPG image can be downloaded from https://www.chilkatsoft.com/syncedImages/penguins.jpg Dim filename As String = "penguins.jpg" Dim sbPath As New Chilkat.StringBuilder sbPath.Append("/files.xro/1.0/Files/{FolderId}") Dim numReplaced As Integer = sbPath.Replace("{FolderId}",folderID) rest.AddHeader("Content-Type","image/jpeg") ' Load the JPG image from a file. Dim jpgData As New Chilkat.BinData success = jpgData.LoadFile("qa_data/jpg/penguins.jpg") ' We could alternatively get it from a URL like this: Dim jpgDataFromWeb As New Chilkat.BinData Dim http As New Chilkat.Http success = http.QuickGetBd("https://www.chilkatsoft.com/syncedImages/penguins.jpg",jpgDataFromWeb) If (success <> True) Then Debug.WriteLine(http.LastErrorText) Exit Sub End If ' ' Put the file data in the 1st sub-part in the multipart/form-data request we'll be sending. rest.PartSelector = "1" rest.SetMultipartBodyBd(jpgData) ' Set request headers in the 1st subpart (as indicated by the PartSelector) rest.AddHeader("Content-Type","image/jpeg") rest.AddHeader("Content-Disposition","multipart/form-data; name=Xero; filename=penguins.jpg") ' Restore the PartSelector to an empty string. rest.PartSelector = "" rest.AddHeader("Content-Type","multipart/form-data") ' Upload with a multipart/form-data POST Dim responseJson As String = rest.FullRequestMultipart("POST",sbPath.GetAsString()) If (rest.LastMethodSuccess <> True) Then Debug.WriteLine(rest.LastErrorText) Exit Sub End If Dim json As New Chilkat.JsonObject json.Load(responseJson) json.EmitCompact = False ' A 201 response is expected for actual success. ' The Xero documentation doesn't explicitly state it, but that's what we've found in testing. ' To be safe, we'll check for either 200 or 201. If ((rest.ResponseStatusCode <> 200) And (rest.ResponseStatusCode <> 201)) Then Debug.WriteLine(json.Emit()) Exit Sub End If ' Examine the JSON response Debug.WriteLine(json.Emit()) ' A successful response looks like this: ' { ' "Name": "penguins.jpg", ' "MimeType": "image/jpeg", ' "Size": 777835, ' "CreatedDateUtc": "2016-11-12T15:31:53.4230000", ' "UpdatedDateUtc": "2016-11-12T15:31:53.4230000", ' "User": { ' "Name": "admin@chilkatsoft.com", ' "FirstName": "Matthew", ' "LastName": "Smith", ' "FullName": "Matthew Smith", ' "Id": "c362fe42-cb12-461f-b84a-c281c1a74841" ' }, ' "FolderId": "0ffca059-f2f1-4271-8de9-4b87c8c2c638", ' "Id": "f042e9a3-a31d-4595-b8b3-6030ea6084bb" ' } |
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