![]() |
Chilkat HOME Android™ AutoIt C C# C++ Chilkat2-Python CkPython Classic ASP DataFlex Delphi DLL Go Java Node.js Objective-C PHP Extension Perl PowerBuilder PowerShell PureBasic Ruby SQL Server Swift Tcl Unicode C Unicode C++ VB.NET VBScript Visual Basic 6.0 Visual FoxPro Xojo Plugin
(Unicode C) Process New Email by Scanning for SendersScan email and save application-selected emails to EML files with unique filenames. Note: This example requires Chilkat v11.0.0 or greater.
#include <C_CkImapW.h> #include <C_CkMessageSetW.h> #include <C_CkEmailBundleW.h> #include <C_CkEmailW.h> void ChilkatSample(void) { BOOL success; HCkImapW imap; BOOL fetchUids; HCkMessageSetW messageSet; HCkEmailBundleW bundle; BOOL headersOnly; HCkEmailW emailHeader; HCkEmailW fullEmail; int i; int numEmails; const wchar_t *uidStr; int uid; const wchar_t *filename; success = FALSE; // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. imap = CkImapW_Create(); // Connect to an IMAP server. // Use TLS CkImapW_putSsl(imap,TRUE); CkImapW_putPort(imap,993); success = CkImapW_Connect(imap,L"imap.someMailServer.com"); if (success == FALSE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); return; } // Login success = CkImapW_Login(imap,L"myLogin",L"myPassword"); if (success == FALSE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); return; } // Select an IMAP mailbox success = CkImapW_SelectMailbox(imap,L"Inbox"); if (success == FALSE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); return; } // We can choose to fetch UIDs or sequence numbers. fetchUids = TRUE; // Fetch messages from the mailbox using a search criteria. // This example finds NEW emails: these are emails that have the RECENT flag set, but not the SEEN flag: messageSet = CkMessageSetW_Create(); success = CkImapW_QueryMbx(imap,L"NEW",fetchUids,messageSet); if (success == FALSE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); CkMessageSetW_Dispose(messageSet); return; } // This example will download headers, and then download // the full email for those emails sent from a contact // in our database. // When downloading headers, each email object contains // (obviously) the headers, but the body will be missing. // Also, attachments will not be included. However, it is // possible to get information about the attachments // as well as the complete size of the email. bundle = CkEmailBundleW_Create(); headersOnly = TRUE; success = CkImapW_FetchMsgSet(imap,headersOnly,messageSet,bundle); if (success == FALSE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); CkMessageSetW_Dispose(messageSet); CkEmailBundleW_Dispose(bundle); return; } // Loop over the email objects... emailHeader = CkEmailW_Create(); fullEmail = CkEmailW_Create(); i = 0; numEmails = CkEmailBundleW_getMessageCount(bundle); while (i < numEmails) { CkEmailBundleW_EmailAt(bundle,i,emailHeader); // The sender's email address and name are available // in the From, FromAddress, and FromName properties. // If the sender is "Chilkat Support <support@chilkatsoft.com", // then the From property will hold the entire string. // the FromName property contains"Chilkat Support", // and the FromAddress property contains "support@chilkatsoft.com" wprintf(L"%s\n",CkEmailW_ck_from(emailHeader)); wprintf(L"%s\n",CkEmailW_fromAddress(emailHeader)); wprintf(L"%s\n",CkEmailW_fromName(emailHeader)); // Assume at this point your code checks to see if the sender // is one in your contacts database. If so, this is // the code you would write to download the entire // email and save it to a file. // The ckx-imap-uid header field is added when // headers are downloaded. This makes it possible // to get the UID from the email object. uidStr = CkEmailW_getHeaderField(emailHeader,L"ckx-imap-uid"); uid = wcstol(uidStr); success = CkImapW_FetchEmail(imap,FALSE,uid,TRUE,fullEmail); if (success == FALSE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); CkMessageSetW_Dispose(messageSet); CkEmailBundleW_Dispose(bundle); CkEmailW_Dispose(emailHeader); CkEmailW_Dispose(fullEmail); return; } // You can use the GenerateFilename method to // generate a unique filename... filename = CkEmailW_generateFilename(fullEmail); // SaveEml saves the entire email, including attachments. success = CkEmailW_SaveEml(fullEmail,filename); wprintf(L"--\n"); i = i + 1; } // Disconnect from the IMAP server. success = CkImapW_Disconnect(imap); CkImapW_Dispose(imap); CkMessageSetW_Dispose(messageSet); CkEmailBundleW_Dispose(bundle); CkEmailW_Dispose(emailHeader); CkEmailW_Dispose(fullEmail); } |
© 2000-2025 Chilkat Software, Inc. All Rights Reserved.