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(DataFlex) Outlook -- List Selected Fields in MessagesDemonstrates 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
Use ChilkatAx-win32.pkg Procedure Test Handle hoHttp Variant vSbResponse Handle hoSbResponse Handle hoHtFolderMap Variant vSbMap Handle hoSbMap Boolean iSuccess String sFolderId Boolean iSuccess Handle hoJson Integer i Integer iNumMessages String sMessageId String sTemp1 Integer iTemp1 Boolean bTemp1 // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. Get Create (RefClass(cComChilkatHttp)) To hoHttp If (Not(IsComObjectCreated(hoHttp))) Begin Send CreateComObject of hoHttp End // 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). Set ComAuthToken Of hoHttp To "MICROSOFT_GRAPH_ACCESS_TOKEN" Get Create (RefClass(cComChilkatStringBuilder)) To hoSbResponse If (Not(IsComObjectCreated(hoSbResponse))) Begin Send CreateComObject of hoSbResponse End // 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) Get Create (RefClass(cComChilkatHashtable)) To hoHtFolderMap If (Not(IsComObjectCreated(hoHtFolderMap))) Begin Send CreateComObject of hoHtFolderMap End Get Create (RefClass(cComChilkatStringBuilder)) To hoSbMap If (Not(IsComObjectCreated(hoSbMap))) Begin Send CreateComObject of hoSbMap End Get ComLoadFile Of hoSbMap "qa_data/outlook/folderMap.xml" "utf-8" To iSuccess Get pvComObject of hoSbMap to vSbMap Get ComAddFromXmlSb Of hoHtFolderMap vSbMap To iSuccess // Get the ID for the "/Inbox" folder: Get ComLookupStr Of hoHtFolderMap "/Inbox" To sFolderId Get ComLastMethodSuccess Of hoHtFolderMap To bTemp1 If (bTemp1 <> True) Begin Showln "Folder ID not found" Procedure_Return End Get ComSetUrlVar Of hoHttp "folder_id" sFolderId To iSuccess // Send the request to list the messages, returning only the subject and from address. Get pvComObject of hoSbResponse to vSbResponse Get ComQuickGetSb Of hoHttp "https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$select=subject,from" vSbResponse To iSuccess Get ComLastStatus Of hoHttp To iTemp1 If ((iSuccess <> True) And (iTemp1 = 0)) Begin Get ComLastErrorText Of hoHttp To sTemp1 Showln sTemp1 Procedure_Return End Get Create (RefClass(cComChilkatJsonObject)) To hoJson If (Not(IsComObjectCreated(hoJson))) Begin Send CreateComObject of hoJson End Get pvComObject of hoSbResponse to vSbResponse Get ComLoadSb Of hoJson vSbResponse To iSuccess Set ComEmitCompact Of hoJson To False Get ComLastStatus Of hoHttp To iTemp1 Showln "Status code = " iTemp1 Get ComLastStatus Of hoHttp To iTemp1 If (iTemp1 <> 200) Begin Get ComEmit Of hoJson To sTemp1 Showln sTemp1 Showln "Failed." End Get ComEmit Of hoJson To sTemp1 Showln sTemp1 // In my test case, the raw JSON returned is shown below. // Iterate over the messages to get information about each.. Move 0 To i Get ComSizeOfArray Of hoJson "value" To iNumMessages While (i < iNumMessages) Set ComI Of hoJson To 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.. Get ComStringOf Of hoJson "value[i].id" To sMessageId Showln "id: " sMessageId Get ComStringOf Of hoJson "value[i].from.emailAddress.name" To sTemp1 Showln "From Name: " sTemp1 Get ComStringOf Of hoJson "value[i].from.emailAddress.address" To sTemp1 Showln "From Addr: " sTemp1 Get ComStringOf Of hoJson "value[i].subject" To sTemp1 Showln "Subject: " sTemp1 Showln "--" Move (i + 1) To i Loop // 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" // } // } // } // ] // } End_Procedure |
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