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Dart

OneNote - Create Page

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Creates a new OneNote page with a rendered image and an attached PDF.

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Dart
import 'package:chilkat/chilkat.dart';

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

  final http = CkHttp();

  // To create a OneNote page, we want to send an HTTP request like the following:

  // POST https://graph.microsoft.com/v1.0/me/onenote/sections/{section_id}/pages
  // Content-length: 312
  // Content-type: multipart/form-data; boundary=MyPartBoundary198374
  // 
  // --MyPartBoundary198374
  // Content-Disposition:form-data; name="Presentation"
  // Content-Type:text/html
  // 
  // <!DOCTYPE html>
  // <html>
  //   <head>
  //     <title>A page with <i>rendered</i> images and an <b>attached</b> file</title>
  //     <meta name="created" content="2015-07-22T09:00:00-08:00" />
  //   </head>
  //   <body>
  //     <p>Here's an image from an online source:</p>
  //     <img src="https://..." alt="an image on the page" width="500" />
  //     <p>Here's an image uploaded as binary data:</p>
  //     <img src="name:imageBlock1" alt="an image on the page" width="300" />
  //     <p>Here's a file attachment:</p>
  //     <object data-attachment="FileName.pdf" data="name:fileBlock1" type="application/pdf" />
  //   </body>
  // </html>
  // 
  // --MyPartBoundary198374
  // Content-Disposition:form-data; name="imageBlock1"
  // Content-Type:image/jpeg
  // 
  // ... binary image data ...
  // 
  // --MyPartBoundary198374
  // Content-Disposition:form-data; name="fileBlock1"
  // Content-Type:application/pdf
  // 
  // ... binary file data ...
  // 
  // --MyPartBoundary198374--

  // Build the request in a Chilkat HTTP request object:
  final req = CkHttpRequest();

  // Our URL is https://graph.microsoft.com/v1.0/me/onenote/sections/{section_id}/pages
  // The path part of the URL is "/v1.0/me/onenote/sections/{section_id}/pages"
  // In this example, our section ID is "0-3A33FCEB9B74CC15!20350"
  req.path = '/v1.0/me/onenote/sections/0-3A33FCEB9B74CC15!20350/pages';

  // We'll be sending a POST.
  req.httpVerb = 'POST';

  // The Content-Type is multipart/form-data
  // Chilkat will automatically generate a boundary string.
  req.contentType = 'multipart/form-data';

  // When Chilkat HTTP was written many years ago, multipart requests were primarily for uploads.
  // Thus the names of methods that add a multipart section end with "ForUpload".
  // The multipart request we wish to build has 3 sections: text/html, image/jpeg, and application/pdf.

  // ------------------------------
  // Add the text/html part.
  // ------------------------------
  final sbHtml = CkStringBuilder();
  final bCrlf = true;
  sbHtml.appendLine('<!DOCTYPE html>', bCrlf);
  sbHtml.appendLine('<html>', bCrlf);
  sbHtml.appendLine('  <head>', bCrlf);
  sbHtml.appendLine('    <title>A page with <i>rendered</i> images and an <b>attached</b> file</title>', bCrlf);
  sbHtml.appendLine('    <meta name="created" content="TIMESTAMP_CURRENT" />', bCrlf);
  sbHtml.appendLine('  </head>', bCrlf);
  sbHtml.appendLine('  <body>', bCrlf);
  sbHtml.appendLine('    <p>Here\'s an image from an online source:</p>', bCrlf);
  sbHtml.appendLine('    <img src="https://www.chilkatsoft.com/images/starfish.jpg" alt="an image on the page" width="500" />', bCrlf);
  sbHtml.appendLine('    <p>Here\'s an image uploaded as binary data:</p>', bCrlf);
  sbHtml.appendLine('    <img src="name:imageBlock1" alt="an image on the page" width="300" />', bCrlf);
  sbHtml.appendLine('    <p>Here\'s a file attachment:</p>', bCrlf);
  sbHtml.appendLine('    <object data-attachment="FileName.pdf" data="name:fileBlock1" type="application/pdf" />', bCrlf);
  sbHtml.appendLine('  </body>', bCrlf);
  sbHtml.appendLine('</html>', bCrlf);

  final dtNow = CkDateTime();
  dtNow.setFromCurrentSystemTime();
  final numReplaced = sbHtml.replace('TIMESTAMP_CURRENT', dtNow.getAsTimestamp(true));

  req.addStringForUpload2('Presentation', '', sbHtml.getAsString(), 'utf-8', 'text/html');

  // ------------------------------
  // Add the JPG image.
  // ------------------------------
  try {
    req.addFileForUpload2('imageBlock1', 'qa_data/jpg/penguins2.jpg', 'image/jpeg');
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  // ------------------------------
  // Add the PDF attachment.
  // ------------------------------
  final bdPdf = CkBinData();
  try {
    bdPdf.loadFile('qa_data/pdf/helloWorld.pdf');
  } on ChilkatException {
    print('Failed to load PDF file.');
    return;
  }

  try {
    req.addBdForUpload('fileBlock1', 'FileName.pdf', bdPdf, 'application/pdf');
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  // Adds the "Authorization: Bearer ACCESS_TOKEN" header.
  http.authToken = 'ACCESS_TOKEN';

  // POST to https://graph.microsoft.com/v1.0/me/onenote/sections/{section_id}/pages
  // The path part of the URL is already specified in the req object.
  // We only need to specify the domain and the fact that we're doing "https" (SSL/TLS).
  final resp = CkHttpResponse();
  try {
    http.httpSReq('graph.microsoft.com', 443, true, req, resp);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  final sbResponseBody = CkStringBuilder();
  resp.getBodySb(sbResponseBody);
  final jResp = CkJsonObject();
  jResp.loadSb(sbResponseBody);
  jResp.emitCompact = false;

  print('Response status code: ${resp.statusCode}');
  print('Response Body:');
  print(jResp.emit());

  final respStatusCode = resp.statusCode;
  print('Response Status Code = $respStatusCode');
  if (respStatusCode >= 400) {
    print('Response Header:');
    print(resp.header);
    print('Failed.');
    return;
  }

  // Sample JSON response:
  // (Sample code for parsing the JSON response is shown below)

  // {
  //   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('admin%40chilkat.io')/onenote/sections('0-3A33FCEB9B74CC15%2120350')/pages/$entity",
  //   "id": "0-18ac61117a664f7e946bcceaeebd6f57!36-3A33FCEB9B74CC15!20350",
  //   "self": "https://graph.microsoft.com/v1.0/users/admin@chilkat.io/onenote/pages/0-18ac61117a664f7e946bcceaeebd6f57!36-3A33FCEB9B74CC15!20350",
  //   "createdDateTime": "2020-10-22T19:02:12Z",
  //   "title": "A page with rendered images and an attached file",
  //   "createdByAppId": "WLID-00000000441C9990",
  //   "contentUrl": "https://graph.microsoft.com/v1.0/users/admin@chilkat.io/onenote/pages/0-18ac61117a664f7e946bcceaeebd6f57!36-3A33FCEB9B74CC15!20350/content",
  //   "lastModifiedDateTime": "2020-10-23T00:02:13.3254289Z",
  //   "links": {
  //     "oneNoteClientUrl": {
  //       "href": "onenote:https://d.docs.live.net/3a33fceb9b74cc15/Documents/Testing%20Notebook/Ddd.one#A%20page%20with%20rendered%20images%20and%20an%20attached%20file&section-id=9d78c221-486e-45f8-8355-1810e475f6c0&page-id=36cd1982-1ef1-4b11-b5a1-30b3dbc43d05&end"
  //     },
  //     "oneNoteWebUrl": {
  //       "href": "https://onedrive.live.com/redir.aspx?cid=3a33fceb9b74cc15&page=edit&resid=3A33FCEB9B74CC15!20344&parId=3A33FCEB9B74CC15!187&wd=target%28Ddd.one%7C9d78c221-486e-45f8-8355-1810e475f6c0%2FA%20page%20with%20rendered%20images%20and%20an%20attached%20file%7C36cd1982-1ef1-4b11-b5a1-30b3dbc43d05%2F%29"
  //     }
  //   }
  // }

  // Sample code for parsing the JSON response...
  // Use the following online tool to generate parsing code from sample JSON:
  // Generate Parsing Code from JSON

  final odataContext = jResp.stringOf('"@odata.context"');
  final id = jResp.stringOf('id');
  final self = jResp.stringOf('self');
  final createdDateTime = jResp.stringOf('createdDateTime');
  final title = jResp.stringOf('title');
  final createdByAppId = jResp.stringOf('createdByAppId');
  final contentUrl = jResp.stringOf('contentUrl');
  final lastModifiedDateTime = jResp.stringOf('lastModifiedDateTime');
  final linksOneNoteClientUrlHref = jResp.stringOf('links.oneNoteClientUrl.href');
  final linksOneNoteWebUrlHref = jResp.stringOf('links.oneNoteWebUrl.href');
}