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Read IMAP Email HeadersCall FetchHeaders to download only the email headers.
#include <CkImap.h> #include <CkMessageSet.h> #include <CkEmailBundle.h> #include <CkEmail.h> #include <CkString.h> void ChilkatSample(void) { CkImap imap; bool success; // Anything unlocks the component and begins a fully-functional 30-day trial. success = imap.UnlockComponent("Anything for 30-day trial"); if (success != true) { printf("%s\n",imap.lastErrorText()); return; } // Connect to an IMAP server. success = imap.Connect("mail.chilkatsoft.com"); if (success != true) { printf("%s\n",imap.lastErrorText()); return; } // Login success = imap.Login("****","****"); if (success != true) { printf("%s\n",imap.lastErrorText()); return; } // Select an IMAP mailbox success = imap.SelectMailbox("Inbox"); if (success != true) { printf("%s\n",imap.lastErrorText()); return; } CkMessageSet *messageSet = 0; // We can choose to fetch UIDs or sequence numbers. bool fetchUids; fetchUids = true; // Get the message IDs of all the emails in the mailbox messageSet = imap.Search("ALL",fetchUids); if (messageSet == 0 ) { printf("%s\n",imap.lastErrorText()); return; } // 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. CkEmailBundle *bundle = 0; bundle = imap.FetchHeaders(*messageSet); if (bundle == 0 ) { delete messageSet; printf("%s\n",imap.lastErrorText()); return; } // Loop over the email objects and display information // about each: int i; for (i = 0; i <= bundle->get_MessageCount() - 1; i++) { CkEmail *email = 0; email = bundle->GetEmail(i); // Display the From and Subject printf("%s\n",email->ck_from()); printf("%s\n",email->subject()); // Display the recipients: int j; CkString name; CkString addr; for (j = 0; j <= email->get_NumTo() - 1; j++) { name = email->getToName(j); addr = email->getToAddr(j); printf("%s, %s\n",(const char *)name ,(const char *)addr); } for (j = 0; j <= email->get_NumCC() - 1; j++) { name = email->getCcName(j); addr = email->getCcAddr(j); printf("%s, %s\n",(const char *)name ,(const char *)addr); } // Show the total size of the email, including body and attachments: printf("%d\n",email->get_Size()); // When a full email is downloaded, we would use the // email.NumAttachments property in conjunction with the // email.GetMailAttach* methods. // However, when an email object contains only the header, // we need to access the attachment info differently: int numAttach; numAttach = imap.GetMailNumAttach(*email); for (j = 0; j <= numAttach - 1; j++) { printf("%s\n",imap.getMailAttachFilename(*email,j)); int attachSize; attachSize = imap.GetMailAttachSize(*email,j); printf(" size = %d bytes\n",attachSize); } printf("--\n"); delete email; } // Disconnect from the IMAP server. imap.Disconnect(); delete messageSet; delete bundle; } |
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