Unicode C++
Unicode C++
Outlook -- List Selected Fields in Messages
See more Outlook Examples
Demonstrates how to list the messages in a particular Outlook mailbox folder, but selects particular fields to be returned.This uses the OData $select system query option. See OData System Query Option $select for general information.
Also see OData URL Conventions for information about $select and other query options.
Note: This example requires Chilkat v9.5.0.68 or greater.
This example applies to: Exchange Online | Office 365 | Hotmail.com | Live.com | MSN.com | Outlook.com | Passport.com
Chilkat Unicode C++ Downloads
#include <CkHttpW.h>
#include <CkStringBuilderW.h>
#include <CkHashtableW.h>
#include <CkJsonObjectW.h>
void ChilkatSample(void)
{
bool success = false;
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
CkHttpW http;
// Use your previously obtained access token here:
// See the following examples for getting an access token:
// Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint).
// Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint).
// Refresh Access Token (Azure AD v2.0 Endpoint).
// Refresh Access Token (Azure AD Endpoint).
http.put_AuthToken(L"MICROSOFT_GRAPH_ACCESS_TOKEN");
CkStringBuilderW sbResponse;
// In this example, we'd like to get the messages in the folder "/Inbox",
// but we must specify the corresponding folder_id. The best way to do this is to create
// a local map of folderPaths-to-folderIds.
// This example does it: Create Outlook Folder Map)
CkHashtableW htFolderMap;
CkStringBuilderW sbMap;
sbMap.LoadFile(L"qa_data/outlook/folderMap.xml",L"utf-8");
htFolderMap.AddFromXmlSb(sbMap);
// Get the ID for the "/Inbox" folder:
const wchar_t *folderId = htFolderMap.lookupStr(L"/Inbox");
if (htFolderMap.get_LastMethodSuccess() != true) {
wprintf(L"Folder ID not found\n");
return;
}
http.SetUrlVar(L"folder_id",folderId);
// Send the request to list the messages, returning only the subject and from address.
success = http.QuickGetSb(L"https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$select=subject,from",sbResponse);
if ((success != true) && (http.get_LastStatus() == 0)) {
wprintf(L"%s\n",http.lastErrorText());
return;
}
CkJsonObjectW json;
json.LoadSb(sbResponse);
json.put_EmitCompact(false);
wprintf(L"Status code = %d\n",http.get_LastStatus());
if (http.get_LastStatus() != 200) {
wprintf(L"%s\n",json.emit());
wprintf(L"Failed.\n");
}
wprintf(L"%s\n",json.emit());
// In my test case, the raw JSON returned is shown below.
// Iterate over the messages to get information about each..
int i = 0;
int numMessages = json.SizeOfArray(L"value");
while (i < numMessages) {
json.put_I(i);
// This is the id for the email message.
// For REST API calls that require particular email message id, this is what should be used..
const wchar_t *messageId = json.stringOf(L"value[i].id");
wprintf(L"id: %s\n",messageId);
wprintf(L"From Name: %s\n",json.stringOf(L"value[i].from.emailAddress.name"));
wprintf(L"From Addr: %s\n",json.stringOf(L"value[i].from.emailAddress.address"));
wprintf(L"Subject: %s\n",json.stringOf(L"value[i].subject"));
wprintf(L"--\n");
i = i + 1;
}
// The output of the above loop:
//
// id: AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM6Jj1oAAAA=
// From Name: Chilkat Software
// From Addr: admin@chilkat.io
// Subject: This is an example email from chilkat.io
// --
// id: AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM6Jj1kAAAA=
// From Name: Chilkat Support
// From Addr: chilkat.support@gmail.com
// Subject: Hello from GMail
// --
// id: AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAHrLra8AAAA=
// From Name: Microsoft Office 365
// From Addr: MicrosoftOffice365@email.office.com
// Subject: The latest for you in Office 365
// --
// id: AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAADLHd_EAAAA=
// From Name: Amazon Web Services
// From Addr: no-reply-aws@amazon.com
// Subject: Amazon SES Address Verification Request in region US West (Oregon)
// --
// id: AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAADLHd_AAAAA=
// From Name: Amazon Web Services
// From Addr: no-reply-aws@amazon.com
// Subject: Amazon SES Address Verification Request in region US West (Oregon)
// --
// id: AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAAG6l8UAAAA=
// From Name: Microsoft
// From Addr: msa@communication.microsoft.com
// Subject: Updates to our terms of use and privacy statement
// --
//
// ------------------------------------------------------
// This is the raw JSON response:
// {
// "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA')/messages(subject,from)",
// "value": [
// {
// "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADOpwfo\"",
// "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM6Jj1oAAAA=",
// "subject": "This is an example email from chilkat.io",
// "from": {
// "emailAddress": {
// "name": "Chilkat Software",
// "address": "admin@chilkat.io"
// }
// }
// },
// {
// "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADOpwfn\"",
// "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM6Jj1kAAAA=",
// "subject": "Hello from GMail",
// "from": {
// "emailAddress": {
// "name": "Chilkat Support",
// "address": "chilkat.support@gmail.com"
// }
// }
// },
// {
// "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AAB63d8O\"",
// "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAHrLra8AAAA=",
// "subject": "The latest for you in Office 365",
// "from": {
// "emailAddress": {
// "name": "Microsoft Office 365",
// "address": "MicrosoftOffice365@email.office.com"
// }
// }
// },
// {
// "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AAA1jyl7\"",
// "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAADLHd_EAAAA=",
// "subject": "Amazon SES Address Verification Request in region US West (Oregon)",
// "from": {
// "emailAddress": {
// "name": "Amazon Web Services",
// "address": "no-reply-aws@amazon.com"
// }
// }
// },
// {
// "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AAA1jyl6\"",
// "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAADLHd_AAAAA=",
// "subject": "Amazon SES Address Verification Request in region US West (Oregon)",
// "from": {
// "emailAddress": {
// "name": "Amazon Web Services",
// "address": "no-reply-aws@amazon.com"
// }
// }
// },
// {
// "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AAAGt5YG\"",
// "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAAG6l8UAAAA=",
// "subject": "Updates to our terms of use and privacy statement",
// "from": {
// "emailAddress": {
// "name": "Microsoft",
// "address": "msa@communication.microsoft.com"
// }
// }
// }
// ]
// }
}