try to solve the problems with slow imap-server

2 files changed, 4 insertions, 2 deletions

diff --git a/noncore/net/mail/imapwrapper.cpp b/noncore/net/mail/imapwrapper.cpp
index 11bf3b8..48e476b 100644
--- a/noncore/net/mail/imapwrapper.cpp
+++ b/noncore/net/mail/imapwrapper.cpp
@@ -1,224 +1,225 @@
 
 #include <stdlib.h>
 
 #include "imapwrapper.h"
 #include "mailtypes.h"
 #include <libetpan/mailimap.h>
 
 IMAPwrapper::IMAPwrapper( IMAPaccount *a )
 {
     account = a;
     m_imap = 0;
 }
 
 IMAPwrapper::~IMAPwrapper()
 {
     logout();
 }
 
 void IMAPwrapper::imap_progress( size_t current, size_t maximum )
 {
     qDebug( "IMAP: %i of %i", current, maximum );
 }
 
 void IMAPwrapper::login()
 {
     const char *server, *user, *pass;
     uint16_t port;
     int err = MAILIMAP_NO_ERROR;
 
     /* we are connected this moment */
     /* TODO: setup a timer holding the line or if connection closed - delete the value */
-    if (m_imap) {   
+    if (m_imap) {
+        mailstream_flush(m_imap->imap_stream);
         return;
     }
     server = account->getServer().latin1();
     port = account->getPort().toUInt();
     user = account->getUser().latin1();
     pass = account->getPassword().latin1();
 
     m_imap = mailimap_new( 20, &imap_progress );
     /* connect */
     if (account->getSSL()) {
         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 ) {
          qDebug("error connecting server: %s",m_imap->imap_response);
          mailimap_free( m_imap );
          m_imap = 0;
          return;
     }
 
     /* login */
     err = mailimap_login_simple( m_imap, (char*)user, (char*)pass );
     if ( err != MAILIMAP_NO_ERROR ) {
         qDebug("error logging in imap: %s",m_imap->imap_response);
         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 );
     mailimap_free( m_imap );
     m_imap = 0;
 }
 
 void IMAPwrapper::listMessages(const QString&mailbox,QList<RecMail> &target )
 {
     const char *mb;
     int err = MAILIMAP_NO_ERROR;
     clist *result;
     clistcell *current;
 //    mailimap_fetch_att *fetchAtt,*fetchAttFlags,*fetchAttDate,*fetchAttSize;
     mailimap_fetch_type *fetchType;
     mailimap_set *set;
 
     mb = mailbox.latin1();
     login();
     if (!m_imap) {
         return;
     }
     /* select mailbox READONLY for operations */
     err = mailimap_examine( m_imap, (char*)mb);
     if ( err != MAILIMAP_NO_ERROR ) {
         qDebug("error selecting mailbox: %s",m_imap->imap_response);
         return;
     }
 
     int last = m_imap->imap_selection_info->sel_exists;
 
     if (last == 0) {
         qDebug("mailbox has no mails");
         return;
     }
 
     result = clist_new();
     /* the range has to start at 1!!! not with 0!!!! */
     set = mailimap_set_new_interval( 1, last );
     fetchType = mailimap_fetch_type_new_fetch_att_list_empty();
     mailimap_fetch_type_new_fetch_att_list_add(fetchType,mailimap_fetch_att_new_envelope());
     mailimap_fetch_type_new_fetch_att_list_add(fetchType,mailimap_fetch_att_new_flags());
     mailimap_fetch_type_new_fetch_att_list_add(fetchType,mailimap_fetch_att_new_internaldate());
     mailimap_fetch_type_new_fetch_att_list_add(fetchType,mailimap_fetch_att_new_rfc822_size());
 
     err = mailimap_fetch( m_imap, set, fetchType, &result );
     mailimap_set_free( set );
     mailimap_fetch_type_free( fetchType );
 
     QString date,subject,from;
 
     if ( err == MAILIMAP_NO_ERROR ) {
         
         mailimap_msg_att * msg_att;
         int i = 0;
         for (current = clist_begin(result); current != 0; current=clist_next(current)) {
             ++i;
             msg_att = (mailimap_msg_att*)current->data;
             RecMail*m = parse_list_result(msg_att);
             if (m) {
                 m->setNumber(i);
                 m->setMbox(mailbox);
                 target.append(m);
             }
         }
     } else {
         qDebug("Error fetching headers: %s",m_imap->imap_response);
     }
     mailimap_fetch_list_free(result);
 }
 
 QList<IMAPFolder>* IMAPwrapper::listFolders()
 {
     const char *path, *mask;
     int err = MAILIMAP_NO_ERROR;
     clist *result;
     clistcell *current;
 
     QList<IMAPFolder> * folders = new QList<IMAPFolder>();
     folders->setAutoDelete( true );
     login();
     if (!m_imap) {
         return folders;
     }
 
 /*
  * First we have to check for INBOX 'cause it sometimes it's not inside the path.
  * We must not forget to filter them out in next loop!
  * it seems like ugly code. and yes - it is ugly code. but the best way.
  */
     QString temp;
     mask = "INBOX" ;
     result = clist_new();
     mailimap_mailbox_list *list;
     err = mailimap_list( m_imap, (char*)"", (char*)mask, &result );
     if ( err == MAILIMAP_NO_ERROR ) {
         current = result->first;
         for ( int i = result->count; i > 0; i-- ) {
             list = (mailimap_mailbox_list *) current->data;
             // it is better use the deep copy mechanism of qt itself
             // instead of using strdup!
             temp = list->mb_name;
             folders->append( new IMAPFolder(temp));
             current = current->next;
         }
     } else {
         qDebug("error fetching folders: %s",m_imap->imap_response);
     }
     mailimap_list_result_free( result );
 
 /*
  * second stage - get the other then inbox folders
  */
     mask = "*" ;
     path = account->getPrefix().latin1();
     if (!path) path = "";
     result = clist_new();
     qDebug(path);
     err = mailimap_list( m_imap, (char*)path, (char*)mask, &result );
     if ( err == MAILIMAP_NO_ERROR ) {
         current = result->first;
         for ( int i = result->count; i > 0; i-- ) {
             list = (mailimap_mailbox_list *) current->data;
             // it is better use the deep copy mechanism of qt itself
             // instead of using strdup!
             temp = list->mb_name;
             current = current->next;
             if (temp.lower()=="inbox")
                 continue;
             folders->append(new IMAPFolder(temp));
 
         }
     } else {
         qDebug("error fetching folders %s",m_imap->imap_response);
     }
     mailimap_list_result_free( result );
     return folders;
 }
 
 RecMail*IMAPwrapper::parse_list_result(mailimap_msg_att* m_att)
 {
     RecMail * m = 0;
     mailimap_msg_att_item *item=0;
     clistcell *current,*c,*cf;
     mailimap_msg_att_dynamic*flist;
     mailimap_flag_fetch*cflag;
     int size;
     QBitArray mFlags(7);
     QStringList addresslist;
 
     if (!m_att) {
         return m;
     }
     m = new RecMail();
     for (c = clist_begin(m_att->att_list); c!=NULL;c=clist_next(c) ) {
diff --git a/noncore/net/mail/libmailwrapper/imapwrapper.cpp b/noncore/net/mail/libmailwrapper/imapwrapper.cpp
index 11bf3b8..48e476b 100644
--- a/noncore/net/mail/libmailwrapper/imapwrapper.cpp
+++ b/noncore/net/mail/libmailwrapper/imapwrapper.cpp
@@ -1,224 +1,225 @@
 
 #include <stdlib.h>
 
 #include "imapwrapper.h"
 #include "mailtypes.h"
 #include <libetpan/mailimap.h>
 
 IMAPwrapper::IMAPwrapper( IMAPaccount *a )
 {
     account = a;
     m_imap = 0;
 }
 
 IMAPwrapper::~IMAPwrapper()
 {
     logout();
 }
 
 void IMAPwrapper::imap_progress( size_t current, size_t maximum )
 {
     qDebug( "IMAP: %i of %i", current, maximum );
 }
 
 void IMAPwrapper::login()
 {
     const char *server, *user, *pass;
     uint16_t port;
     int err = MAILIMAP_NO_ERROR;
 
     /* we are connected this moment */
     /* TODO: setup a timer holding the line or if connection closed - delete the value */
-    if (m_imap) {   
+    if (m_imap) {
+        mailstream_flush(m_imap->imap_stream);
         return;
     }
     server = account->getServer().latin1();
     port = account->getPort().toUInt();
     user = account->getUser().latin1();
     pass = account->getPassword().latin1();
 
     m_imap = mailimap_new( 20, &imap_progress );
     /* connect */
     if (account->getSSL()) {
         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 ) {
          qDebug("error connecting server: %s",m_imap->imap_response);
          mailimap_free( m_imap );
          m_imap = 0;
          return;
     }
 
     /* login */
     err = mailimap_login_simple( m_imap, (char*)user, (char*)pass );
     if ( err != MAILIMAP_NO_ERROR ) {
         qDebug("error logging in imap: %s",m_imap->imap_response);
         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 );
     mailimap_free( m_imap );
     m_imap = 0;
 }
 
 void IMAPwrapper::listMessages(const QString&mailbox,QList<RecMail> &target )
 {
     const char *mb;
     int err = MAILIMAP_NO_ERROR;
     clist *result;
     clistcell *current;
 //    mailimap_fetch_att *fetchAtt,*fetchAttFlags,*fetchAttDate,*fetchAttSize;
     mailimap_fetch_type *fetchType;
     mailimap_set *set;
 
     mb = mailbox.latin1();
     login();
     if (!m_imap) {
         return;
     }
     /* select mailbox READONLY for operations */
     err = mailimap_examine( m_imap, (char*)mb);
     if ( err != MAILIMAP_NO_ERROR ) {
         qDebug("error selecting mailbox: %s",m_imap->imap_response);
         return;
     }
 
     int last = m_imap->imap_selection_info->sel_exists;
 
     if (last == 0) {
         qDebug("mailbox has no mails");
         return;
     }
 
     result = clist_new();
     /* the range has to start at 1!!! not with 0!!!! */
     set = mailimap_set_new_interval( 1, last );
     fetchType = mailimap_fetch_type_new_fetch_att_list_empty();
     mailimap_fetch_type_new_fetch_att_list_add(fetchType,mailimap_fetch_att_new_envelope());
     mailimap_fetch_type_new_fetch_att_list_add(fetchType,mailimap_fetch_att_new_flags());
     mailimap_fetch_type_new_fetch_att_list_add(fetchType,mailimap_fetch_att_new_internaldate());
     mailimap_fetch_type_new_fetch_att_list_add(fetchType,mailimap_fetch_att_new_rfc822_size());
 
     err = mailimap_fetch( m_imap, set, fetchType, &result );
     mailimap_set_free( set );
     mailimap_fetch_type_free( fetchType );
 
     QString date,subject,from;
 
     if ( err == MAILIMAP_NO_ERROR ) {
         
         mailimap_msg_att * msg_att;
         int i = 0;
         for (current = clist_begin(result); current != 0; current=clist_next(current)) {
             ++i;
             msg_att = (mailimap_msg_att*)current->data;
             RecMail*m = parse_list_result(msg_att);
             if (m) {
                 m->setNumber(i);
                 m->setMbox(mailbox);
                 target.append(m);
             }
         }
     } else {
         qDebug("Error fetching headers: %s",m_imap->imap_response);
     }
     mailimap_fetch_list_free(result);
 }
 
 QList<IMAPFolder>* IMAPwrapper::listFolders()
 {
     const char *path, *mask;
     int err = MAILIMAP_NO_ERROR;
     clist *result;
     clistcell *current;
 
     QList<IMAPFolder> * folders = new QList<IMAPFolder>();
     folders->setAutoDelete( true );
     login();
     if (!m_imap) {
         return folders;
     }
 
 /*
  * First we have to check for INBOX 'cause it sometimes it's not inside the path.
  * We must not forget to filter them out in next loop!
  * it seems like ugly code. and yes - it is ugly code. but the best way.
  */
     QString temp;
     mask = "INBOX" ;
     result = clist_new();
     mailimap_mailbox_list *list;
     err = mailimap_list( m_imap, (char*)"", (char*)mask, &result );
     if ( err == MAILIMAP_NO_ERROR ) {
         current = result->first;
         for ( int i = result->count; i > 0; i-- ) {
             list = (mailimap_mailbox_list *) current->data;
             // it is better use the deep copy mechanism of qt itself
             // instead of using strdup!
             temp = list->mb_name;
             folders->append( new IMAPFolder(temp));
             current = current->next;
         }
     } else {
         qDebug("error fetching folders: %s",m_imap->imap_response);
     }
     mailimap_list_result_free( result );
 
 /*
  * second stage - get the other then inbox folders
  */
     mask = "*" ;
     path = account->getPrefix().latin1();
     if (!path) path = "";
     result = clist_new();
     qDebug(path);
     err = mailimap_list( m_imap, (char*)path, (char*)mask, &result );
     if ( err == MAILIMAP_NO_ERROR ) {
         current = result->first;
         for ( int i = result->count; i > 0; i-- ) {
             list = (mailimap_mailbox_list *) current->data;
             // it is better use the deep copy mechanism of qt itself
             // instead of using strdup!
             temp = list->mb_name;
             current = current->next;
             if (temp.lower()=="inbox")
                 continue;
             folders->append(new IMAPFolder(temp));
 
         }
     } else {
         qDebug("error fetching folders %s",m_imap->imap_response);
     }
     mailimap_list_result_free( result );
     return folders;
 }
 
 RecMail*IMAPwrapper::parse_list_result(mailimap_msg_att* m_att)
 {
     RecMail * m = 0;
     mailimap_msg_att_item *item=0;
     clistcell *current,*c,*cf;
     mailimap_msg_att_dynamic*flist;
     mailimap_flag_fetch*cflag;
     int size;
     QBitArray mFlags(7);
     QStringList addresslist;
 
     if (!m_att) {
         return m;
     }
     m = new RecMail();
     for (c = clist_begin(m_att->att_list); c!=NULL;c=clist_next(c) ) {