Diffstat (limited to 'noncore/net/mail/libmailwrapper/imapwrapper.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/net/mail/libmailwrapper/imapwrapper.cpp | 84 |
1 files changed, 78 insertions, 6 deletions
diff --git a/noncore/net/mail/libmailwrapper/imapwrapper.cpp b/noncore/net/mail/libmailwrapper/imapwrapper.cpp index 098dbdc..1dfcc4c 100644 --- a/noncore/net/mail/libmailwrapper/imapwrapper.cpp +++ b/noncore/net/mail/libmailwrapper/imapwrapper.cpp @@ -32,24 +32,76 @@ int IMAPwrapper::selectMbox(const QString&mbox) m_Lastmbox = ""; return err; } m_Lastmbox = mbox; return err; } void IMAPwrapper::imap_progress( size_t current, size_t maximum ) { qDebug( "IMAP: %i of %i", current, maximum ); } +bool IMAPwrapper::start_tls(bool force_tls) +{ + int err; + bool try_tls; + mailimap_capability_data * cap_data = 0; + + err = mailimap_capability(m_imap,&cap_data); + if (err != MAILIMAP_NO_ERROR) { + Global::statusMessage("error getting capabilities!"); + qDebug("error getting capabilities!"); + return false; + } + clistiter * cur; + for(cur = clist_begin(cap_data->cap_list) ; cur != NULL;cur = clist_next(cur)) { + struct mailimap_capability * cap; + cap = (struct mailimap_capability *)clist_content(cur); + if (cap->cap_type == MAILIMAP_CAPABILITY_NAME) { + if (strcasecmp(cap->cap_data.cap_name, "STARTTLS") == 0) { + try_tls = true; + break; + } + } + } + if (cap_data) { + mailimap_capability_data_free(cap_data); + } + if (try_tls) { + err = mailimap_starttls(m_imap); + if (err != MAILIMAP_NO_ERROR && force_tls) { + Global::statusMessage(tr("Server has no TLS support!")); + qDebug("Server has no TLS support!"); + try_tls = false; + } else { + mailstream_low * low; + mailstream_low * new_low; + low = mailstream_get_low(m_imap->imap_stream); + if (!low) { + try_tls = false; + } else { + int fd = mailstream_low_get_fd(low); + if (fd > -1 && (new_low = mailstream_low_ssl_open(fd))!=0) { + mailstream_low_free(low); + mailstream_set_low(m_imap->imap_stream, new_low); + } else { + try_tls = false; + } + } + } + } + return try_tls; +} + void IMAPwrapper::login() { const char *server, *user, *pass; uint16_t port; int err = MAILIMAP_NO_ERROR; if (account->getOffline()) return; /* we are connected this moment */ /* TODO: setup a timer holding the line or if connection closed - delete the value */ if (m_imap) { err = mailimap_noop(m_imap); if (err!=MAILIMAP_NO_ERROR) { @@ -71,60 +123,80 @@ void IMAPwrapper::login() } else { // cancel qDebug( "IMAP: Login canceled" ); return; } } else { user = account->getUser().latin1(); pass = account->getPassword().latin1(); } m_imap = mailimap_new( 20, &imap_progress ); - - /* connect */ - bool ssl = false; + bool try_tls = false; + bool force_tls = false; if ( account->ConnectionType() == 2 ) { ssl = true; } + if (account->ConnectionType()==1) { + force_tls = true; + } if ( ssl ) { qDebug( "using ssl" ); err = mailimap_ssl_connect( m_imap, (char*)server, port ); } else { err = mailimap_socket_connect( m_imap, (char*)server, port ); } if ( err != MAILIMAP_NO_ERROR && err != MAILIMAP_NO_ERROR_AUTHENTICATED && err != MAILIMAP_NO_ERROR_NON_AUTHENTICATED ) { QString failure = ""; if (err == MAILIMAP_ERROR_CONNECTION_REFUSED) { failure="Connection refused"; } else { failure="Unknown failure"; } Global::statusMessage(tr("error connecting imap server: %1").arg(failure)); mailimap_free( m_imap ); m_imap = 0; return; } + if (!ssl) { + try_tls = start_tls(force_tls); + } + + bool ok = true; + if (force_tls && !try_tls) { + Global::statusMessage(tr("Server has no TLS support!")); + qDebug("Server has no TLS support!"); + ok = false; + } + + /* login */ - err = mailimap_login_simple( m_imap, (char*)user, (char*)pass ); - if ( err != MAILIMAP_NO_ERROR ) { - Global::statusMessage(tr("error logging in imap server: %1").arg(m_imap->imap_response)); + + if (ok) { + err = mailimap_login_simple( m_imap, (char*)user, (char*)pass ); + if ( err != MAILIMAP_NO_ERROR ) { + Global::statusMessage(tr("error logging in imap server: %1").arg(m_imap->imap_response)); + ok = false; + } + } + if (!ok) { err = mailimap_close( m_imap ); mailimap_free( m_imap ); m_imap = 0; } } void IMAPwrapper::logout() { int err = MAILIMAP_NO_ERROR; if (!m_imap) return; err = mailimap_logout( m_imap ); err = mailimap_close( m_imap ); |