(Xojo Plugin) OneDrive -- List Non-Root Directory

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Note: This example requires Chilkat v9.5.0.97 or greater.

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

// This example uses the OAuth client credentials flow.
// See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

// Use your client ID, client secret, and tenant ID in the following lines
Dim json As New Chilkat.JsonObject
Dim success As Boolean
success = json.UpdateString("client_id","2871da2c-8176-4b7f-869b-2311aa82e743")
success = json.UpdateString("client_secret","2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH")
success = json.UpdateString("scope","https://graph.microsoft.com/.default")
success = json.UpdateString("token_endpoint","https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token")

Dim http As New Chilkat.Http
http.AuthToken = json.Emit()

// Send a Get request like this:
// GET /users/{user-id}/drive/root:/{item-path}:/children

// This example will get the DriveItems in /TestDir
// (In other words, we're getting the directory listing for /TestDir.)
success = http.SetUrlVar("item_path","/TestDir")
success = http.SetUrlVar("user_id","4fe732c3-322e-4a6b-b729-2fd1eb5c6104")

Dim resp As String
resp = http.QuickGetStr("https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:{$item_path}:/children")
If (http.LastMethodSuccess <> True) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

// The response should be JSON.
json.EmitCompact = False
success = json.Load(resp)

// A successful response should return a status code of 200.
If (http.LastStatus <> 200) Then
    System.DebugLog(json.Emit())
    System.DebugLog("Response status = " + Str(http.LastStatus))
    Return
End If

System.DebugLog(json.Emit())

Dim lastMod As New Chilkat.CkDateTime
Dim photoTaken As New Chilkat.CkDateTime

// Iterate over the DriveItems in the JSON response:
Dim i As Int32
i = 0
Dim numItems As Int32
numItems = json.SizeOfArray("value")
While i < numItems
    json.I = i
    System.DebugLog("-- DriveItem " + Str(i + 1))
    System.DebugLog("id: " + json.StringOf("value[i].id"))
    System.DebugLog("name: " + json.StringOf("value[i].name"))
    System.DebugLog("size: " + Str(json.IntOf("value[i].size")))

    // Get the lastModifiedDateTime
    success = lastMod.SetFromTimestamp(json.StringOf("value[i].fileSystemInfo.lastModifiedDateTime"))

    // Is this a folder?
    If (json.HasMember("value[i].folder") = True) Then
        System.DebugLog("This is a folder with " + Str(json.IntOf("value[i].folder.childCount")) + " children")
    End If

    If (json.HasMember("value[i].file") = True) Then
        System.DebugLog("This is a file.")
        System.DebugLog("SHA1 hash: " + json.StringOf("value[i].file.hashes.sha1Hash"))
        System.DebugLog("mimeType: " + json.StringOf("value[i].mimeType"))
    End If

    If (json.HasMember("value[i].image") = True) Then
        System.DebugLog("This is an image.")
        System.DebugLog("height: " + Str(json.IntOf("value[i].image.height")))
        System.DebugLog("width: " + Str(json.IntOf("value[i].image.width")))
    End If

    If (json.HasMember("value[i].photo") = True) Then
        System.DebugLog("This is a photo.")
        success = photoTaken.SetFromTimestamp(json.StringOf("value[i].photo.takenDateTime"))
        System.DebugLog("photo taken on " + photoTaken.GetAsRfc822(True))
    End If

    If (json.HasMember("value[i].audio") = True) Then
        System.DebugLog("This is an audio file.")
        System.DebugLog("duration: " + Str(json.IntOf("value[i].audio.duration")))
    End If

    i = i + 1
Wend