Method copyMessages

src/core/imap/MCIMAPSession.cpp:1805–1888

}

void IMAPSession::copyMessages(String * folder, IndexSet * uidSet, String * destFolder,
     HashMap ** pUidMapping, ErrorCode * pError)
{
    int r;
    struct mailimap_set * set;
    struct mailimap_set * src_uid;
    struct mailimap_set * dest_uid;
    uint32_t uidvalidity;
    clist * setList;
    IndexSet * uidSetResult;
    HashMap * uidMapping = NULL;

    selectIfNeeded(folder, pError);
    if (* pError != ErrorNone)
        return;

    set = setFromIndexSet(uidSet);
    if (clist_count(set->set_list) == 0) {
        mailimap_set_free(set);
        return;
    }

    setList = splitSet(set, 10);
    uidSetResult = NULL;

    for(clistiter * iter = clist_begin(setList) ; iter != NULL ; iter = clist_next(iter)) {
        struct mailimap_set * current_set;

        current_set = (struct mailimap_set *) clist_content(iter);

        r = mailimap_uidplus_uid_copy(mImap, current_set, MCUTF8(destFolder),
            &uidvalidity, &src_uid, &dest_uid);
        if (r == MAILIMAP_ERROR_STREAM) {
            mShouldDisconnect = true;
            * pError = ErrorConnection;
            goto release;
        }
        else if (r == MAILIMAP_ERROR_PARSE) {
            mShouldDisconnect = true;
            * pError = ErrorParse;
            goto release;
        }
        else if (hasError(r)) {
            * pError = ErrorCopy;
            goto release;
        }

        if ((src_uid != NULL) && (dest_uid != NULL)) {
            if (uidMapping == NULL) {
                uidMapping = HashMap::hashMap();
            }
            
            Array * srcUidsArray = arrayFromSet(src_uid);
            Array * destUidsArray = arrayFromSet(dest_uid);

            for(int i = 0 ; i < srcUidsArray->count() && i < destUidsArray->count() ; i ++) {
                uidMapping->setObjectForKey(srcUidsArray->objectAtIndex(i), destUidsArray->objectAtIndex(i));
            }