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(Unicode C) Process New Email by Scanning for SendersScan email and save application-selected emails to EML files with unique filenames.
#include <C_CkImapW.h> #include <C_CkMessageSetW.h> #include <C_CkEmailBundleW.h> #include <C_CkEmailW.h> void ChilkatSample(void) { HCkImapW imap; BOOL success; HCkMessageSetW messageSet; BOOL fetchUids; HCkEmailBundleW bundle; int i; int numEmails; HCkEmailW email; const wchar_t *uidStr; int uid; HCkEmailW fullEmail; const wchar_t *filename; // 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 != TRUE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); return; } // Login success = CkImapW_Login(imap,L"myLogin",L"myPassword"); if (success != TRUE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); return; } // Select an IMAP mailbox success = CkImapW_SelectMailbox(imap,L"Inbox"); if (success != TRUE) { 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 = CkImapW_Search(imap,L"NEW",fetchUids); if (CkImapW_getLastMethodSuccess(imap) == FALSE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); 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 = CkImapW_FetchHeaders(imap,messageSet); if (CkImapW_getLastMethodSuccess(imap) == FALSE) { CkMessageSetW_Dispose(messageSet); wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); return; } // Loop over the email objects... i = 0; numEmails = CkEmailBundleW_getMessageCount(bundle); while (i < numEmails) { email = CkEmailBundleW_GetEmail(bundle,i); // 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(email)); wprintf(L"%s\n",CkEmailW_fromAddress(email)); wprintf(L"%s\n",CkEmailW_fromName(email)); // 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(email,L"ckx-imap-uid"); uid = wcstol(uidStr); fullEmail = CkImapW_FetchSingle(imap,uid,TRUE); if (CkImapW_getLastMethodSuccess(imap) == TRUE) { // You may 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); CkEmailW_Dispose(fullEmail); } wprintf(L"--\n"); CkEmailW_Dispose(email); i = i + 1; } // Disconnect from the IMAP server. success = CkImapW_Disconnect(imap); CkMessageSetW_Dispose(messageSet); CkEmailBundleW_Dispose(bundle); CkImapW_Dispose(imap); } |
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