Xojo Plugin
OneNote - Get Page HTML Content

Download the HTML content of a OneNote page. Also iterates over the images and attachments on the OneNote page and downloads the content for each.
Chilkat Xojo Plugin Downloads

Download Chilkat for Xojo Plugin
Xojo Plugin
Dim success As Boolean
success = False

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

Dim http As New Chilkat.Http

// Implements the following CURL command:

// curl -X GET https://graph.microsoft.com/v1.0/me/onenote/pages/{id}/content?includeIDs=true \
//   -H 'authorization: Bearer ACCESS_TOKEN'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

// Adds the "Authorization: Bearer ACCESS_TOKEN" header.
http.AuthToken = "ACCESS_TOKEN"

success = http.SetUrlVar("page_id","0-d2298668edd74dccac7f821fa378bf64!41-3A33FCEB9B74CC15!20350")

Dim sbResponseBody As New Chilkat.StringBuilder
success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/onenote/pages/{$page_id}/content?includeIDs=true",sbResponseBody)
If (success = False) Then
    System.DebugLog(http.LastErrorText)
    Return
End If

System.DebugLog("HTML content:")
System.DebugLog(sbResponseBody.GetAsString())

Dim respStatusCode As Int32
respStatusCode = http.LastStatus
System.DebugLog("Response Status Code = " + Str(respStatusCode))
If (respStatusCode >= 400) Then
    System.DebugLog("Response Header:")
    System.DebugLog(http.LastHeader)
    System.DebugLog("Failed.")
    Return
End If

// Let's get the images and attached files.
// Here's sample HTML content with 2 images and one PDF attachment:

// <html lang="en-US">
// 	<head>
// 		<title>A page with rendered images and an attached file</title>
// 		<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
// 		<meta name="created" content="2020-10-23T12:00:00.0000000" />
// 	</head>
// 	<body data-absolute-enabled="true" style="font-family:Calibri;font-size:11pt">
// 		<div id="div:{b130eb6c-638a-4f97-8f7e-b6d9e2e88bf9}{32}" data-id="_default" style="position:absolute;left:48px;top:120px;width:624px">
// 			<p id="p:{b130eb6c-638a-4f97-8f7e-b6d9e2e88bf9}{39}" style="margin-top:5.5pt;margin-bottom:5.5pt">Here&#39;s an image from an online source:</p>
// 			<img id="img:{ee18fe8d-b219-4baf-9b4d-4fc680579f0d}{1}" alt="an image on the page" width="500" height="500" src="https://graph.microsoft.com/v1.0/users('admin@chilkat.io')/onenote/resources/0-e71b45b763484921b4200e32c2439a47!1-3A33FCEB9B74CC15!20350/$value" data-src-type="image/jpeg" data-fullres-src="https://graph.microsoft.com/v1.0/users('admin@chilkat.io')/onenote/resources/0-e71b45b763484921b4200e32c2439a47!1-3A33FCEB9B74CC15!20350/$value" data-fullres-src-type="image/jpeg" />
// 			<p id="p:{b130eb6c-638a-4f97-8f7e-b6d9e2e88bf9}{43}" style="margin-top:5.5pt;margin-bottom:5.5pt">Here&#39;s an image uploaded as binary data:</p>
// 			<img id="img:{ee18fe8d-b219-4baf-9b4d-4fc680579f0d}{3}" alt="an image on the page" width="300" height="225" src="https://graph.microsoft.com/v1.0/users('admin@chilkat.io')/onenote/resources/0-a60516b962b842f2ae9bec75c16b31de!1-3A33FCEB9B74CC15!20350/$value" data-src-type="image/jpeg" data-fullres-src="https://graph.microsoft.com/v1.0/users('admin@chilkat.io')/onenote/resources/0-a60516b962b842f2ae9bec75c16b31de!1-3A33FCEB9B74CC15!20350/$value" data-fullres-src-type="image/jpeg" />
// 			<p id="p:{b130eb6c-638a-4f97-8f7e-b6d9e2e88bf9}{47}" style="margin-top:5.5pt;margin-bottom:5.5pt">Here&#39;s a file attachment:</p>
// 			<object data-attachment="FileName.pdf" type="application/pdf" data="https://graph.microsoft.com/v1.0/users('admin@chilkat.io')/onenote/resources/0-9e685efb33a24a6a8de1b9c707d28385!1-3A33FCEB9B74CC15!20350/$value" />
// 		</div>
// 	</body>
// </html>

Dim xml As New Chilkat.Xml
success = xml.LoadSb(sbResponseBody,True)

// Iterate over each element in the XML.  Each time we find an "img" or "object", download the data.
// (The sbState is an object used to keep track of the current state of the traversal.)
Dim sbState As New Chilkat.StringBuilder
Dim url As String
Dim bd As New Chilkat.BinData
While xml.NextInTraversal2(sbState) <> False

    If (xml.TagEquals("img") = True) Then
        System.DebugLog("img id: " + xml.GetAttrValue("id"))
        url = xml.GetAttrValue("src")
        success = bd.Clear()
        success = http.QuickGetBd(url,bd)
        If (success = False) Then
            System.DebugLog(http.LastErrorText)
            Return
        End If

        System.DebugLog("Downloaded from " + url)
        System.DebugLog("----")
        // If desired, bd.WriteFile to save the contents of bd to a file..
    End If

    If (xml.TagEquals("object") = True) Then
        System.DebugLog("data-attachment: " + xml.GetAttrValue("data-attachment"))
        System.DebugLog("type: " + xml.GetAttrValue("type"))
        url = xml.GetAttrValue("data")
        success = bd.Clear()
        success = http.QuickGetBd(url,bd)
        If (success = False) Then
            System.DebugLog(http.LastErrorText)
            Return
        End If

        System.DebugLog("Downloaded from " + url)
        System.DebugLog("----")
        // If desired, bd.WriteFile to save the contents of bd to a file..
    End If

Wend

System.DebugLog("Success.")