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(Unicode C) Search IMAP Mailbox for Email Matching CriteriaSearching an IMAP mailbox for messages that match search criteria.
#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; const wchar_t *allMsgs; const wchar_t *answered; const wchar_t *onDate; const wchar_t *betweenDates; const wchar_t *complexSearch1; const wchar_t *bodySearch; const wchar_t *orSearch; const wchar_t *fromSearch; const wchar_t *johnSearch; const wchar_t *recentSearch; const wchar_t *notRecentSearch; const wchar_t *oldSearch; const wchar_t *markedForDeleteSearch; const wchar_t *headerSearch; const wchar_t *headerExistsSearch; const wchar_t *newSearch; const wchar_t *sizeLargerSearch; const wchar_t *seenSearch; const wchar_t *notSeenSearch; const wchar_t *toSearch; const wchar_t *toSearch2; const wchar_t *smallerSearch; const wchar_t *fullSubstringSearch; HCkEmailBundleW bundle; int i; HCkEmailW email; // This example requires 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; // Here are examples of different search criteria: // Return all messages. allMsgs = L"ALL"; // Search for already-answered emails. answered = L"ANSWERED"; // Search for messages on a specific date. // The date string is DD-Month-YYYY where Month is // Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, or Dec. onDate = L"SENTON 05-Mar-2007"; // Search for messages between two dates. SENTBEFORE // finds emails sent before a date, and SENTSINCE finds // email sent on or after a date. The "AND" operation // is implied by joining criteria, separated by spaces. betweenDates = L"SENTSINCE 01-Mar-2007 SENTBEFORE 05-Mar-2007"; // Another example of AND: find all unanswered emails // sent after 04-Mar-2007 with "Problem" in the subject: complexSearch1 = L"UNANSWERED SENTSINCE 04-Mar-2007 Subject \"Problem\""; // Find messages with a specific string in the body: bodySearch = L"BODY \"problem solved\""; // Using OR. The syntax is OR <criteria1> <criteria2>. // The "OR" comes first, followed by each criteria. // For example, to match all emails with "Help" or "Question" in the subject. // You'll notice that literal strings may be quoted or unquoted. // If a literal contains SPACE characters, quote it: orSearch = L"OR SUBJECT Help SUBJECT Question"; // ---------------------------------------------- // Strings are case-insensitive when searching.... // ---------------------------------------------- // Find all emails sent from yahoo.com addresses: fromSearch = L"FROM yahoo.com"; // Find all emails sent from anyone with "John" in their name: johnSearch = L"FROM John"; // Find emails with the RECENT flag set: recentSearch = L"RECENT"; // Find emails that don't have the recent flag set: notRecentSearch = L"NOT RECENT"; // This is synonymous with "OLD": oldSearch = L"OLD"; // Find all emails marked for deletion: markedForDeleteSearch = L"DELETED"; // Find all emails having a specified header field with a value // containing a substring: headerSearch = L"HEADER DomainKey-Signature paypal.com"; // Find any emails having a specific header field. If the // 2nd argument to the "HEADER" criteria is an empty string, // any email having the header field is returned regardless // of the header field's content. // Find any emails with a DomainKey-Signature field: headerExistsSearch = L"HEADER DomainKey-Signature \"\""; // Find NEW emails: these are emails that have the RECENT flag // set, but not the SEEN flag: newSearch = L"NEW"; // Find emails larger than a certain number of bytes: sizeLargerSearch = L"LARGER 500000"; // Find emails marked as seen or not already seen: seenSearch = L"SEEN"; notSeenSearch = L"NOT SEEN"; // Find emails having a given substring in the TO header field: toSearch = L"TO support@chilkatsoft.com"; // A more long-winded way to do the same thing: toSearch2 = L"HEADER TO support@chilkatsoft.com"; // Find emails smaller than a size in bytes: smallerSearch = L"SMALLER 30000"; // Find emails that have a substring anywhere in the header // or body: fullSubstringSearch = L"TEXT \"Zip Component\""; // Pass any of the above strings here to test a search: messageSet = CkImapW_Search(imap,orSearch,fetchUids); if (CkImapW_getLastMethodSuccess(imap) == FALSE) { wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); return; } // Fetch the email headers into a bundle object: bundle = CkImapW_FetchHeaders(imap,messageSet); if (CkImapW_getLastMethodSuccess(imap) == FALSE) { CkMessageSetW_Dispose(messageSet); wprintf(L"%s\n",CkImapW_lastErrorText(imap)); CkImapW_Dispose(imap); return; } // Display the Subject and From of each email. i = 0; while (i < CkEmailBundleW_getMessageCount(bundle)) { email = CkEmailBundleW_GetEmail(bundle,i); wprintf(L"%s\n",CkEmailW_getHeaderField(email,L"Date")); wprintf(L"%s\n",CkEmailW_subject(email)); wprintf(L"%s\n",CkEmailW_ck_from(email)); 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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