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(MFC) Outlook -- Search Messages in a Particular FolderDemonstrates search the messages in a particular Outlook mailbox folder. This uses the OData $filter and $search system query options. See OData System Query Options for general information.
Also see OData URL Conventions for information about $filter, $search and other query options. This example demonstrates the following searches:
This example applies to: Exchange Online | Office 365 | Hotmail.com | Live.com | MSN.com | Outlook.com | Passport.com
#include <CkHttp.h> #include <CkStringBuilder.h> #include <CkHashtable.h> #include <CkJsonObject.h> #include <CkDateTime.h> #include <CkDtObj.h> void ChilkatSample(void) { CkString strOut; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. CkHttp 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("MICROSOFT_GRAPH_ACCESS_TOKEN"); CkStringBuilder 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) CkHashtable htFolderMap; CkStringBuilder sbMap; sbMap.LoadFile("qa_data/outlook/folderMap.xml","utf-8"); htFolderMap.AddFromXmlSb(sbMap); // Get the ID for the "/Inbox" folder: const char *folderId = htFolderMap.lookupStr("/Inbox"); if (htFolderMap.get_LastMethodSuccess() != true) { strOut.append("Folder ID not found"); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } bool success = true; CkJsonObject json; json.put_EmitCompact(false); http.SetUrlVar("folder_id",folderId); http.SetUrlVar("select","subject,from"); // ----------------------------------------------------------------------------------------------------- // Only return emails from "chilkat.support@gmail.com" http.SetUrlVar("filter","from/emailAddress/address eq 'chilkat.support@gmail.com'"); // To return the full content of each email, omit the "&select=..." part of the URL. success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); // ----------------------------------------------------------------------------------------------------- // Only return emails where the subject contains "Amazon" http.SetUrlVar("filter","contains(subject,'Amazon')"); success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); // ----------------------------------------------------------------------------------------------------- // Only return emails where the subject starts with "this email" and the from address is support@chilkatsoft.com // (the startswith function is case insensitive) http.SetUrlVar("filter","startswith(subject,'this email') and (from/emailAddress/address eq 'support@chilkatsoft.com')"); success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); // ----------------------------------------------------------------------------------------------------- // Only return emails received within the last 24 hours CkStringBuilder sbExpression; sbExpression.Append("receivedDateTime ge "); CkDateTime dt; dt.SetFromCurrentSystemTime(); dt.AddDays(-1); sbExpression.Append(dt.getAsTimestamp(false)); http.SetUrlVar("filter",sbExpression.getAsString()); success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); // ----------------------------------------------------------------------------------------------------- // Only return emails received in October 2016 CkDtObj dtObj; dtObj.put_Year(2016); dtObj.put_Month(10); dtObj.put_Day(1); dtObj.put_Utc(true); dt.SetFromDtObj(dtObj); sbExpression.Clear(); sbExpression.Append("(receivedDateTime ge "); sbExpression.Append(dt.getAsTimestamp(false)); sbExpression.Append(") and (receivedDateTime lt "); dtObj.put_Month(11); dt.SetFromDtObj(dtObj); sbExpression.Append(dt.getAsTimestamp(false)); sbExpression.Append(")"); // This is the expression we just built: (receivedDateTime ge 2016-10-01T00:00:00Z) and (receivedDateTime lt 2016-11-01T00:00:00Z) strOut.append(sbExpression.getAsString()); strOut.append("\r\n"); http.SetUrlVar("filter",sbExpression.getAsString()); success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); // ----------------------------------------------------------------------------------------------------- // Return unread emails http.SetUrlVar("filter","isRead eq false"); // success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); // ----------------------------------------------------------------------------------------------------- // Return emails with a plain-text or HTML body containing the phrase "Outlook 365" http.SetUrlVar("filter","contains(body/content,'Office 365')"); success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); // ----------------------------------------------------------------------------------------------------- // Use the $search query option instead of $filter. // $search is a free-text search over whatever fields the server deems appropriate, such as in the subject, // body, address fields, etc. // Search for the word Amazon http.SetUrlVar("search","Amazon"); success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$search={$search}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); // ----------------------------------------------------------------------------------------------------- // Search for chilkatsoft.com // Some chars, such as the "." make it necessary to enclose the search expression in double-quotes. http.SetUrlVar("search","\"chilkatsoft.com\""); success = http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$search={$search}&$select={$select}",sbResponse); if ((success != true) && (http.get_LastStatus() == 0)) { strOut.append(http.lastErrorText()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); return; } json.LoadSb(sbResponse); strOut.append(json.emit()); strOut.append("\r\n"); SetDlgItemText(IDC_EDIT1,strOut.getUnicode()); } |
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