* Gathered the argument checking code to one single function in the D-Bus methods
[modest] / src / modest-mail-operation.c
index 357843f..8b67e5b 100644 (file)
@@ -71,11 +71,11 @@ static void modest_mail_operation_class_init (ModestMailOperationClass *klass);
 static void modest_mail_operation_init       (ModestMailOperation *obj);
 static void modest_mail_operation_finalize   (GObject *obj);
 
-static void     get_msg_cb (TnyFolder *folder, 
-                           gboolean cancelled, 
-                           TnyMsg *msg, 
-                           GError *rr, 
-                           gpointer user_data);
+static void     get_msg_async_cb (TnyFolder *folder, 
+                                 gboolean cancelled, 
+                                 TnyMsg *msg, 
+                                 GError *rr, 
+                                 gpointer user_data);
 
 static void     get_msg_status_cb (GObject *obj,
                                   TnyStatus *status,  
@@ -84,6 +84,15 @@ static void     get_msg_status_cb (GObject *obj,
 static void     modest_mail_operation_notify_start (ModestMailOperation *self);
 static void     modest_mail_operation_notify_end (ModestMailOperation *self);
 
+static void     notify_progress_of_multiple_messages (ModestMailOperation *self,
+                                                     TnyStatus *status,
+                                                     gint *last_total_bytes,
+                                                     gint *sum_total_bytes,
+                                                     gint total_bytes,
+                                                     gboolean increment_done);
+
+static guint    compute_message_list_size (TnyList *headers);
+
 enum _ModestMailOperationSignals 
 {
        PROGRESS_CHANGED_SIGNAL,
@@ -101,6 +110,7 @@ struct _ModestMailOperationPrivate {
        GError                    *error;
        ErrorCheckingUserCallback  error_checking;
        gpointer                   error_checking_user_data;
+       ErrorCheckingUserDataDestroyer error_checking_user_data_destroyer;
        ModestMailOperationStatus  status;      
        ModestMailOperationTypeOperation op_type;
 };
@@ -113,12 +123,17 @@ struct _ModestMailOperationPrivate {
                                                    priv->status = new_status;\
                                                }
 
-typedef struct _GetMsgAsyncHelper {    
-       ModestMailOperation *mail_op;
+
+typedef struct {
+       GetMsgAsyncUserCallback user_callback;
        TnyHeader *header;
-       GetMsgAsyncUserCallback user_callback;  
        gpointer user_data;
-} GetMsgAsyncHelper;
+       ModestMailOperation *mail_op;
+       GDestroyNotify destroy_notify;
+       gint last_total_bytes;
+       gint sum_total_bytes;
+       gint total_bytes;
+} GetMsgInfo;
 
 typedef struct _RefreshAsyncHelper {   
        ModestMailOperation *mail_op;
@@ -134,6 +149,9 @@ typedef struct _XFerMsgAsyncHelper
        XferAsyncUserCallback user_callback;    
        gboolean delete;
        gpointer user_data;
+       gint last_total_bytes;
+       gint sum_total_bytes;
+       gint total_bytes;
 } XFerMsgAsyncHelper;
 
 typedef void (*ModestMailOperationCreateMsgCallback) (ModestMailOperation *mail_op,
@@ -330,7 +348,8 @@ modest_mail_operation_new (GObject *source)
 ModestMailOperation*
 modest_mail_operation_new_with_error_handling (GObject *source,
                                               ErrorCheckingUserCallback error_handler,
-                                              gpointer user_data)
+                                              gpointer user_data,
+                                              ErrorCheckingUserDataDestroyer error_handler_destroyer)
 {
        ModestMailOperation *obj;
        ModestMailOperationPrivate *priv;
@@ -341,6 +360,7 @@ modest_mail_operation_new_with_error_handling (GObject *source,
        g_return_val_if_fail (error_handler != NULL, obj);
        priv->error_checking = error_handler;
        priv->error_checking_user_data = user_data;
+       priv->error_checking_user_data_destroyer = error_handler_destroyer;
 
        return obj;
 }
@@ -353,6 +373,7 @@ modest_mail_operation_execute_error_handler (ModestMailOperation *self)
        priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
        g_return_if_fail(priv->status != MODEST_MAIL_OPERATION_STATUS_SUCCESS);     
 
+       /* Call the user callback */
        if (priv->error_checking != NULL)
                priv->error_checking (self, priv->error_checking_user_data);
 }
@@ -454,7 +475,16 @@ modest_mail_operation_cancel (ModestMailOperation *self)
           start/stop operations to allow following calls to the
           account */
        g_return_val_if_fail (priv->account, FALSE);
-       tny_account_cancel (priv->account);
+
+       if (priv->op_type == MODEST_MAIL_OPERATION_TYPE_SEND) {
+               ModestTnySendQueue *queue;
+               queue = modest_runtime_get_send_queue (TNY_TRANSPORT_ACCOUNT (priv->account));
+               /* Cancel sending without removing the item */
+               tny_send_queue_cancel (TNY_SEND_QUEUE (queue), FALSE, NULL);
+       } else {
+               /* Cancel operation */
+               tny_account_cancel (priv->account);
+       }
 
        return canceled;
 }
@@ -561,6 +591,7 @@ modest_mail_operation_send_mail (ModestMailOperation *self,
 
        /* Get account and set it into mail_operation */
        priv->account = g_object_ref (transport_account);
+       priv->op_type = MODEST_MAIL_OPERATION_TYPE_SEND;
        priv->done = 1;
        priv->total = 1;
 
@@ -643,7 +674,7 @@ create_msg_thread (gpointer thread_data)
                if (info->attachments_list != NULL)
                        flags |= TNY_HEADER_FLAG_ATTACHMENTS;
 
-               tny_header_set_flags (header, flags);
+               tny_header_set_flag (header, flags);
                g_object_unref (G_OBJECT(header));
        } else {
                priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
@@ -743,8 +774,10 @@ modest_mail_operation_send_new_mail_cb (ModestMailOperation *self,
        modest_mail_operation_send_mail (self, info->transport_account, msg);
 
        /* Remove old mail from its source folder */
-       draft_folder = modest_tny_account_get_special_folder (TNY_ACCOUNT (info->transport_account), TNY_FOLDER_TYPE_DRAFTS);
-       outbox_folder = modest_tny_account_get_special_folder (TNY_ACCOUNT (info->transport_account), TNY_FOLDER_TYPE_OUTBOX);
+       draft_folder = modest_tny_account_get_special_folder (TNY_ACCOUNT (info->transport_account),
+                                                             TNY_FOLDER_TYPE_DRAFTS);
+       outbox_folder = modest_tny_account_get_special_folder (TNY_ACCOUNT (info->transport_account),
+                                                              TNY_FOLDER_TYPE_OUTBOX);
        if (info->draft_msg != NULL) {
                TnyFolder *folder = NULL;
                TnyFolder *src_folder = NULL;
@@ -752,6 +785,10 @@ modest_mail_operation_send_new_mail_cb (ModestMailOperation *self,
                folder = tny_msg_get_folder (info->draft_msg);          
                if (folder == NULL) goto end;
                folder_type = modest_tny_folder_guess_folder_type (folder);
+
+               if (folder_type == TNY_FOLDER_TYPE_INVALID)
+                       g_warning ("%s: BUG: folder of type TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
+               
                if (folder_type == TNY_FOLDER_TYPE_OUTBOX) 
                        src_folder = outbox_folder;
                else 
@@ -837,77 +874,126 @@ typedef struct
        TnyMsg *draft_msg;
        SaveToDraftstCallback callback;
        gpointer user_data;
-} SaveToDraftsInfo;
+       TnyFolder *drafts;
+       TnyMsg *msg;
+       ModestMailOperation *mailop;
+} SaveToDraftsAddMsgInfo;
 
 static void
-modest_mail_operation_save_to_drafts_cb (ModestMailOperation *self,
-                                        TnyMsg *msg,
-                                        gpointer userdata)
+modest_mail_operation_save_to_drafts_add_msg_cb(TnyFolder *self,
+                                               gboolean canceled,
+                                               GError *err,
+                                               gpointer userdata)
 {
-       TnyFolder *src_folder = NULL;
-       TnyFolder *drafts = NULL;
-       TnyHeader *header = NULL;
        ModestMailOperationPrivate *priv = NULL;
-       SaveToDraftsInfo *info = (SaveToDraftsInfo *) userdata;
+       SaveToDraftsAddMsgInfo *info = (SaveToDraftsAddMsgInfo *) userdata;
 
-       priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
-
-       if (!msg) {
-               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
-               g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
-                            MODEST_MAIL_OPERATION_ERROR_INSTANCE_CREATION_FAILED,
-                            "modest: failed to create a new msg\n");
-               goto end;
-       }
+       priv = MODEST_MAIL_OPERATION_GET_PRIVATE(info->mailop);
 
-       drafts = modest_tny_account_get_special_folder (TNY_ACCOUNT (info->transport_account), 
-                                                       TNY_FOLDER_TYPE_DRAFTS);
-       if (!drafts) {
-               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
-               g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
-                            MODEST_MAIL_OPERATION_ERROR_ITEM_NOT_FOUND,
-                            "modest: failed to create a new msg\n");
-               goto end;
+       if (priv->error) {
+               g_warning ("%s: priv->error != NULL", __FUNCTION__);
+               g_error_free(priv->error);
        }
 
-       if (!priv->error)
-               tny_folder_add_msg (drafts, msg, &(priv->error));
+       priv->error = (err == NULL) ? NULL : g_error_copy(err);
 
        if ((!priv->error) && (info->draft_msg != NULL)) {
-               header = tny_msg_get_header (info->draft_msg);
-               src_folder = tny_header_get_folder (header); 
+               TnyHeader *header = tny_msg_get_header (info->draft_msg);
+               TnyFolder *src_folder = tny_header_get_folder (header);
 
                /* Remove the old draft */
                tny_folder_remove_msg (src_folder, header, NULL);
 
                /* Synchronize to expunge and to update the msg counts */
-               tny_folder_sync_async (drafts, TRUE, NULL, NULL, NULL);
+               tny_folder_sync_async (info->drafts, TRUE, NULL, NULL, NULL);
                tny_folder_sync_async (src_folder, TRUE, NULL, NULL, NULL);
 
-               g_object_unref (header);
+               g_object_unref (G_OBJECT(header));
+               g_object_unref (G_OBJECT(src_folder));
        }
-       
+
        if (!priv->error)
                priv->status = MODEST_MAIL_OPERATION_STATUS_SUCCESS;
        else
                priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
 
-end:
        /* Call the user callback */
        if (info->callback)
-               info->callback (self, msg, info->user_data);
+               info->callback (info->mailop, info->msg, info->user_data);
+
+       if (info->transport_account)
+               g_object_unref (G_OBJECT(info->transport_account));
+       if (info->draft_msg)
+               g_object_unref (G_OBJECT (info->draft_msg));
+       if (info->drafts)
+               g_object_unref (G_OBJECT(info->drafts));
+       if (info->msg)
+               g_object_unref (G_OBJECT (info->msg));
+       g_slice_free (SaveToDraftsAddMsgInfo, info);
+
+       modest_mail_operation_notify_end (info->mailop);
+       g_object_unref(info->mailop);
+}
+
+typedef struct
+{
+       TnyTransportAccount *transport_account;
+       TnyMsg *draft_msg;
+       SaveToDraftstCallback callback;
+       gpointer user_data;
+} SaveToDraftsInfo;
+
+static void
+modest_mail_operation_save_to_drafts_cb (ModestMailOperation *self,
+                                        TnyMsg *msg,
+                                        gpointer userdata)
+{
+       TnyFolder *drafts = NULL;
+       ModestMailOperationPrivate *priv = NULL;
+       SaveToDraftsInfo *info = (SaveToDraftsInfo *) userdata;
+
+       priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
+
+       if (!msg) {
+               g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
+                            MODEST_MAIL_OPERATION_ERROR_INSTANCE_CREATION_FAILED,
+                            "modest: failed to create a new msg\n");
+       } else {
+               drafts = modest_tny_account_get_special_folder (TNY_ACCOUNT (info->transport_account),
+                                                               TNY_FOLDER_TYPE_DRAFTS);
+               if (!drafts) {
+                       g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
+                                    MODEST_MAIL_OPERATION_ERROR_ITEM_NOT_FOUND,
+                                    "modest: failed to create a new msg\n");
+               }
+       }
+
+       if (!priv->error) {
+               SaveToDraftsAddMsgInfo *cb_info = g_slice_new(SaveToDraftsAddMsgInfo);
+               cb_info->transport_account = g_object_ref(info->transport_account);
+               cb_info->draft_msg = g_object_ref(info->draft_msg);
+               cb_info->callback = info->callback;
+               cb_info->user_data = info->user_data;
+               cb_info->drafts = g_object_ref(drafts);
+               cb_info->msg = g_object_ref(msg);
+               cb_info->mailop = g_object_ref(self);
+               tny_folder_add_msg_async(drafts, msg, modest_mail_operation_save_to_drafts_add_msg_cb,
+                                        NULL, cb_info);
+       } else {
+               /* Call the user callback */
+               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
+               if (info->callback)
+                       info->callback (self, msg, info->user_data);
+               modest_mail_operation_notify_end (self);
+       }
 
        if (drafts)
                g_object_unref (G_OBJECT(drafts));
-       if (src_folder)
-               g_object_unref (G_OBJECT(src_folder));
        if (info->draft_msg)
                g_object_unref (G_OBJECT (info->draft_msg));
        if (info->transport_account)
                g_object_unref (G_OBJECT(info->transport_account));
        g_slice_free (SaveToDraftsInfo, info);
-
-       modest_mail_operation_notify_end (self);
 }
 
 void
@@ -1138,8 +1224,9 @@ idle_notify_queue (gpointer data)
 {
        ModestMailOperation *mail_op = MODEST_MAIL_OPERATION (data);
 
-       /* Do not need to block, the notify end will do it for us */    
+       gdk_threads_enter ();
        modest_mail_operation_notify_end (mail_op);
+       gdk_threads_leave ();
        g_object_unref (mail_op);
 
        return FALSE;
@@ -1593,7 +1680,7 @@ modest_mail_operation_create_folder (ModestMailOperation *self,
                modest_tny_folder_get_account (TNY_FOLDER (parent));
 
        /* Check for already existing folder */
-       if (modest_tny_folder_has_subfolder_with_name (parent, name)) {
+       if (modest_tny_folder_has_subfolder_with_name (parent, name, TRUE)) {
                priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
                g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
                             MODEST_MAIL_OPERATION_ERROR_FOLDER_EXISTS,
@@ -1822,7 +1909,7 @@ new_name_valid_if_local_account (ModestMailOperationPrivate *priv,
                priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
                g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
                             MODEST_MAIL_OPERATION_ERROR_FOLDER_EXISTS,
-                            _("ckdg_ib_folder_already_exists"));
+                            _CS("ckdg_ib_folder_already_exists"));
                return FALSE;
        } else
                return TRUE;
@@ -1880,7 +1967,7 @@ modest_mail_operation_xfer_folder (ModestMailOperation *self,
                /* Do not move a parent into a child */
                goto error;
        } else if (TNY_IS_FOLDER_STORE (parent) &&
-                  modest_tny_folder_has_subfolder_with_name (parent, folder_name)) {
+                  modest_tny_folder_has_subfolder_with_name (parent, folder_name, TRUE)) {
                /* Check that the new folder name is not used by any
                   parent subfolder */
                goto error;     
@@ -2000,7 +2087,7 @@ modest_mail_operation_get_msg (ModestMailOperation *self,
                               GetMsgAsyncUserCallback user_callback,
                               gpointer user_data)
 {
-       GetMsgAsyncHelper *helper = NULL;
+       GetMsgInfo *helper = NULL;
        TnyFolder *folder;
        ModestMailOperationPrivate *priv;
        
@@ -2012,94 +2099,33 @@ modest_mail_operation_get_msg (ModestMailOperation *self,
 
        priv->status = MODEST_MAIL_OPERATION_STATUS_IN_PROGRESS;
        priv->op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
+       priv->total = 1;
+       priv->done = 0;
 
-       /* Get message from folder */
-       if (folder) {
-               /* Get account and set it into mail_operation */
-               priv->account = modest_tny_folder_get_account (TNY_FOLDER(folder));
-               
-               /* Check for cached messages */
-               if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)
-                       priv->op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
-               else 
-                       priv->op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
-
-               helper = g_slice_new0 (GetMsgAsyncHelper);
-               helper->mail_op = self;
-               helper->user_callback = user_callback;
-               helper->user_data = user_data;
-               helper->header = g_object_ref (header);
-
-               // The callback's reference so that the mail op is not
-               // finalized until the async operation is completed even if
-               // the user canceled the request meanwhile.
-               g_object_ref (G_OBJECT (helper->mail_op));
-
-               modest_mail_operation_notify_start (self);
-               tny_folder_get_msg_async (folder, header, get_msg_cb, get_msg_status_cb, helper);
-
-               g_object_unref (G_OBJECT (folder));
-       } else {
-               /* Set status failed and set an error */
-               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
-               g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
-                            MODEST_MAIL_OPERATION_ERROR_ITEM_NOT_FOUND,
-                            _("Error trying to get a message. No folder found for header"));
-
-               /* Notify the queue */
-               modest_mail_operation_notify_end (self);
-       }
-}
-
-static void
-get_msg_cb (TnyFolder *folder, 
-           gboolean cancelled, 
-           TnyMsg *msg, 
-           GError *error, 
-           gpointer user_data)
-{
-       GetMsgAsyncHelper *helper = NULL;
-       ModestMailOperation *self = NULL;
-       ModestMailOperationPrivate *priv = NULL;
-
-       helper = (GetMsgAsyncHelper *) user_data;
-       g_return_if_fail (helper != NULL);       
-       self = helper->mail_op;
-       g_return_if_fail (MODEST_IS_MAIL_OPERATION(self));
-       priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
-
-       /* Check errors and cancel */
-       if (error) {
-               priv->error = g_error_copy (error);
-               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
-       } else if (cancelled) {
-               priv->status = MODEST_MAIL_OPERATION_STATUS_CANCELED;
-               g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
-                            MODEST_MAIL_OPERATION_ERROR_ITEM_NOT_FOUND,
-                            _("Error trying to refresh the contents of %s"),
-                            tny_folder_get_name (folder));
-       } else {
-               priv->status = MODEST_MAIL_OPERATION_STATUS_SUCCESS;
-       }
-
-       /* If user defined callback function was defined, call it even
-          if the operation failed*/
-       if (helper->user_callback) {
-               /* This is not a GDK lock because we are a Tinymail callback
-                * which is already GDK locked by Tinymail */
+       /* Get account and set it into mail_operation */
+       priv->account = modest_tny_folder_get_account (TNY_FOLDER(folder));
+       
+       /* Check for cached messages */
+       if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)
+               priv->op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
+       else 
+               priv->op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
+       
+       /* Create the helper */
+       helper = g_slice_new0 (GetMsgInfo);
+       helper->header = g_object_ref (header);
+       helper->mail_op = g_object_ref (self);
+       helper->user_callback = user_callback;
+       helper->user_data = user_data;
+       helper->destroy_notify = NULL;
+       helper->last_total_bytes = 0;
+       helper->sum_total_bytes = 0;
+       helper->total_bytes = tny_header_get_message_size (header);
 
-               /* no gdk_threads_enter (), CHECKED */
-               helper->user_callback (self, helper->header, msg, helper->user_data);
-               /* no gdk_threads_leave (), CHECKED */
-       }
+       modest_mail_operation_notify_start (self);
+       tny_folder_get_msg_async (folder, header, get_msg_async_cb, get_msg_status_cb, helper);
 
-       /* Notify about operation end */
-       modest_mail_operation_notify_end (self);
-       /* Free */
-       g_object_unref (helper->mail_op);
-       g_object_unref (helper->header);
-       g_slice_free (GetMsgAsyncHelper, helper);
-               
+       g_object_unref (G_OBJECT (folder));
 }
 
 static void     
@@ -2107,189 +2133,69 @@ get_msg_status_cb (GObject *obj,
                   TnyStatus *status,  
                   gpointer user_data)
 {
-       GetMsgAsyncHelper *helper = NULL;
-       ModestMailOperation *self;
-       ModestMailOperationPrivate *priv;
-       ModestMailOperationState *state;
+       GetMsgInfo *helper = NULL;
 
        g_return_if_fail (status != NULL);
        g_return_if_fail (status->code == TNY_FOLDER_STATUS_CODE_GET_MSG);
 
-       helper = (GetMsgAsyncHelper *) user_data;
+       helper = (GetMsgInfo *) user_data;
        g_return_if_fail (helper != NULL);       
 
-       self = helper->mail_op;
-       priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
-
-       priv->done = 1;
-       priv->total = 1;
-
-       state = modest_mail_operation_clone_state (self);
-       state->bytes_done = status->position;
-       state->bytes_total = status->of_total;
-
-       /* This is not a GDK lock because we are a Tinymail callback
-        * which is already GDK locked by Tinymail */
-
-       /* no gdk_threads_enter (), CHECKED */
-       g_signal_emit (G_OBJECT (self), signals[PROGRESS_CHANGED_SIGNAL], 0, state, NULL);
-       /* no gdk_threads_leave (), CHECKED */
-
-       g_slice_free (ModestMailOperationState, state);
-}
-
-/****************************************************/
-typedef struct {
-       ModestMailOperation *mail_op;
-       TnyList *headers;
-       GetMsgAsyncUserCallback user_callback;
-       gpointer user_data;
-       GDestroyNotify notify;
-} GetFullMsgsInfo;
-
-typedef struct {
-       GetMsgAsyncUserCallback user_callback;
-       TnyHeader *header;
-       TnyMsg *msg;
-       gpointer user_data;
-       ModestMailOperation *mail_op;
-} NotifyGetMsgsInfo;
-
-
-/* 
- * Used by get_msgs_full_thread to call the user_callback for each
- * message that has been read
- */
-static gboolean
-notify_get_msgs_full (gpointer data)
-{
-       NotifyGetMsgsInfo *info;
-
-       info = (NotifyGetMsgsInfo *) data;      
-
-       /* This is a GDK lock because we are an idle callback and
-        * because info->user_callback can contain Gtk+ code */
-
-       gdk_threads_enter (); /* CHECKED */
-       info->user_callback (info->mail_op, info->header, info->msg, info->user_data);
-       gdk_threads_leave (); /* CHECKED */
-
-       g_slice_free (NotifyGetMsgsInfo, info);
-
-       return FALSE;
+       /* Notify progress */
+       notify_progress_of_multiple_messages (helper->mail_op, status, &(helper->last_total_bytes), 
+                                             &(helper->sum_total_bytes), helper->total_bytes, FALSE);
 }
 
-/* 
- * Used by get_msgs_full_thread to free al the thread resources and to
- * call the destroy function for the passed user_data
- */
-static gboolean
-get_msgs_full_destroyer (gpointer data)
-{
-       GetFullMsgsInfo *info;
-
-       info = (GetFullMsgsInfo *) data;
-
-       if (info->notify) {
-
-               /* This is a GDK lock because we are an idle callback and
-                * because info->notify can contain Gtk+ code */
-
-               gdk_threads_enter (); /* CHECKED */
-               info->notify (info->user_data);
-               gdk_threads_leave (); /* CHECKED */
-       }
-
-       /* free */
-       g_object_unref (info->headers);
-       g_slice_free (GetFullMsgsInfo, info);
-
-       return FALSE;
-}
-
-static gpointer
-get_msgs_full_thread (gpointer thr_user_data)
+static void
+get_msg_async_cb (TnyFolder *folder, 
+                 gboolean canceled, 
+                 TnyMsg *msg, 
+                 GError *err, 
+                 gpointer user_data)
 {
-       GetFullMsgsInfo *info;
+       GetMsgInfo *info = NULL;
        ModestMailOperationPrivate *priv = NULL;
-       TnyIterator *iter = NULL;
-       
-       info = (GetFullMsgsInfo *) thr_user_data;       
-       priv = MODEST_MAIL_OPERATION_GET_PRIVATE (info->mail_op);
+       gboolean finished;
 
-       iter = tny_list_create_iterator (info->headers);
-       while (!tny_iterator_is_done (iter)) { 
-               TnyHeader *header;
-               TnyFolder *folder;
-               
-               header = TNY_HEADER (tny_iterator_get_current (iter));
-               folder = tny_header_get_folder (header);
-                               
-               /* Check for cached messages */
-               if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED)
-                       priv->op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
-               else 
-                       priv->op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
-
-               /* Get message from folder */
-               if (folder) {
-                       TnyMsg *msg;
-                       /* The callback will call it per each header */
-                       msg = tny_folder_get_msg (folder, header, &(priv->error));
-
-                       if (msg) {
-                               ModestMailOperationState *state;
-                               ModestPair *pair;
+       info = (GetMsgInfo *) user_data;
 
-                               priv->done++;
-
-                               /* notify progress */
-                               state = modest_mail_operation_clone_state (info->mail_op);
-                               pair = modest_pair_new (g_object_ref (info->mail_op), state, FALSE);
-                               g_idle_add_full (G_PRIORITY_HIGH_IDLE, idle_notify_progress_once,
-                                                pair, (GDestroyNotify) modest_pair_free);
+       priv = MODEST_MAIL_OPERATION_GET_PRIVATE (info->mail_op);
+       priv->done++;
+       finished = (priv->done == priv->total) ? TRUE : FALSE;
 
-                               /* The callback is the responsible for
-                                  freeing the message */
-                               if (info->user_callback) {
-                                       NotifyGetMsgsInfo *info_notify;
-                                       info_notify = g_slice_new0 (NotifyGetMsgsInfo);
-                                       info_notify->user_callback = info->user_callback;
-                                       info_notify->mail_op = info->mail_op;
-                                       info_notify->header = g_object_ref (header);
-                                       info_notify->msg = g_object_ref (msg);
-                                       info_notify->user_data = info->user_data;
-                                       g_idle_add_full (G_PRIORITY_HIGH_IDLE,
-                                                        notify_get_msgs_full, 
-                                                        info_notify, NULL);
-                               }
-                               g_object_unref (msg);
-                       } 
-               } else {
-                       /* Set status failed and set an error */
-                       priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
+       /* Check errors */
+       if (canceled || err) {
+               priv->status = MODEST_MAIL_OPERATION_STATUS_FINISHED_WITH_ERRORS;
+               if (!priv->error)
                        g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
                                     MODEST_MAIL_OPERATION_ERROR_ITEM_NOT_FOUND,
-                                    "Error trying to get a message. No folder found for header");
-               }
-
-               if (header)
-                       g_object_unref (header);
-               
-               tny_iterator_next (iter);
+                                    err->message);
+       } else {
+               /* Set the success status before calling the user callback */
+               if (finished && priv->status == MODEST_MAIL_OPERATION_STATUS_IN_PROGRESS)
+                       priv->status = MODEST_MAIL_OPERATION_STATUS_SUCCESS;
        }
 
-       /* Set operation status */
-       if (priv->status == MODEST_MAIL_OPERATION_STATUS_IN_PROGRESS)
-               priv->status = MODEST_MAIL_OPERATION_STATUS_SUCCESS;
 
-       /* Notify about operation end */
-       g_idle_add (idle_notify_queue, g_object_ref (info->mail_op));
+       /* Call the user callback */
+       if (info->user_callback)
+               info->user_callback (info->mail_op, info->header, canceled, 
+                                    msg, err, info->user_data);
 
-       /* Free thread resources. Will be called after all previous idles */
-       g_idle_add_full (G_PRIORITY_DEFAULT_IDLE + 1, get_msgs_full_destroyer, info, NULL);
+       /* Notify about operation end if this is the last callback */
+       if (finished) {
+               /* Free user data */
+               if (info->destroy_notify)
+                       info->destroy_notify (info->user_data);
 
-       return NULL;
+               /* Notify about operation end */
+               modest_mail_operation_notify_end (info->mail_op);
+       }
+
+       /* Clean */
+       g_object_unref (info->header);
+       g_object_unref (info->mail_op);
+       g_slice_free (GetMsgInfo, info);
 }
 
 void 
@@ -2299,11 +2205,7 @@ modest_mail_operation_get_msgs_full (ModestMailOperation *self,
                                     gpointer user_data,
                                     GDestroyNotify notify)
 {
-       TnyHeader *header = NULL;
-       TnyFolder *folder = NULL;
-       GThread *thread;
        ModestMailOperationPrivate *priv = NULL;
-       GetFullMsgsInfo *info = NULL;
        gboolean size_ok = TRUE;
        gint max_size;
        TnyIterator *iter = NULL;
@@ -2320,9 +2222,9 @@ modest_mail_operation_get_msgs_full (ModestMailOperation *self,
        /* Get account and set it into mail_operation */
        if (tny_list_get_length (header_list) >= 1) {
                iter = tny_list_create_iterator (header_list);
-               header = TNY_HEADER (tny_iterator_get_current (iter));
+               TnyHeader *header = TNY_HEADER (tny_iterator_get_current (iter));
                if (header) {
-                       folder = tny_header_get_folder (header);
+                       TnyFolder *folder = tny_header_get_folder (header);
                        if (folder) {           
                                priv->account = modest_tny_folder_get_account (TNY_FOLDER(folder));
                                g_object_unref (folder);
@@ -2351,7 +2253,7 @@ modest_mail_operation_get_msgs_full (ModestMailOperation *self,
           always retrieve it */
        if (iter != NULL) {
                while (!tny_iterator_is_done (iter) && size_ok) {
-                       header = TNY_HEADER (tny_iterator_get_current (iter));
+                       TnyHeader *header = TNY_HEADER (tny_iterator_get_current (iter));
                        if (header) {
                                if (tny_header_get_message_size (header) >= max_size)
                                        size_ok = FALSE;
@@ -2364,16 +2266,34 @@ modest_mail_operation_get_msgs_full (ModestMailOperation *self,
        }
 
        if (size_ok) {
-               /* Create the info */
-               info = g_slice_new0 (GetFullMsgsInfo);
-               info->mail_op = self;
-               info->user_callback = user_callback;
-               info->user_data = user_data;
-               info->headers = g_object_ref (header_list);
-               info->notify = notify;
-
                modest_mail_operation_notify_start (self);
-               thread = g_thread_create (get_msgs_full_thread, info, FALSE, NULL);
+
+               iter = tny_list_create_iterator (header_list);
+               while (!tny_iterator_is_done (iter)) { 
+                       GetMsgInfo *msg_info = NULL;
+                       TnyHeader *header = TNY_HEADER (tny_iterator_get_current (iter));
+                       TnyFolder *folder = tny_header_get_folder (header);
+                       
+                       /* Create the message info */
+                       msg_info = g_slice_new0 (GetMsgInfo);
+                       msg_info->mail_op = g_object_ref (self);
+                       msg_info->header = g_object_ref (header);
+                       msg_info->user_callback = user_callback;
+                       msg_info->user_data = user_data;
+                       msg_info->destroy_notify = notify;
+                       msg_info->last_total_bytes = 0;
+                       msg_info->sum_total_bytes = 0;
+                       msg_info->total_bytes = compute_message_list_size (header_list);
+                       
+                       /* The callback will call it per each header */
+                       tny_folder_get_msg_async (folder, header, get_msg_async_cb, get_msg_status_cb, msg_info);
+                       
+                       /* Free and go on */
+                       g_object_unref (header);
+                       g_object_unref (folder);
+                       tny_iterator_next (iter);
+               }
+               g_object_unref (iter);
        } else {
                /* Set status failed and set an error */
                priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
@@ -2414,8 +2334,8 @@ modest_mail_operation_remove_msg (ModestMailOperation *self,
        /* remove message from folder */
        tny_folder_remove_msg (folder, header, &(priv->error));
        if (!priv->error) {
-               tny_header_set_flags (header, TNY_HEADER_FLAG_DELETED);
-               tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
+               tny_header_set_flag (header, TNY_HEADER_FLAG_DELETED);
+               tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
 
                modest_mail_operation_notify_start (self);
 
@@ -2454,6 +2374,8 @@ modest_mail_operation_remove_msgs (ModestMailOperation *self,
        ModestMailOperationPrivate *priv;
        TnyIterator *iter = NULL;
        TnyHeader *header = NULL;
+       TnyList *remove_headers = NULL;
+       TnyFolderType folder_type = TNY_FOLDER_TYPE_UNKNOWN;
 
        g_return_if_fail (MODEST_IS_MAIL_OPERATION (self));
        g_return_if_fail (TNY_IS_LIST (headers));
@@ -2463,11 +2385,44 @@ modest_mail_operation_remove_msgs (ModestMailOperation *self,
 
        priv = MODEST_MAIL_OPERATION_GET_PRIVATE (self);
 
+       remove_headers = g_object_ref(headers);
+
        /* Get folder from first header and sync it */
        iter = tny_list_create_iterator (headers);
        header = TNY_HEADER (tny_iterator_get_current (iter));
        folder = tny_header_get_folder (header);
-       
+
+       /* Don't remove messages that are being sent */
+       if (modest_tny_folder_is_local_folder (folder)) {
+               folder_type = modest_tny_folder_get_local_or_mmc_folder_type (folder);
+       }
+       if (folder_type == TNY_FOLDER_TYPE_OUTBOX) {
+               TnyTransportAccount *traccount = NULL;
+               ModestTnyAccountStore *accstore = modest_runtime_get_account_store();
+               traccount = modest_tny_account_store_get_transport_account_from_outbox_header(accstore, header);
+               if (traccount) {
+                       ModestTnySendQueueStatus status;
+                       ModestTnySendQueue *send_queue = modest_runtime_get_send_queue(traccount);
+                       TnyIterator *iter = tny_list_create_iterator(headers);
+                       g_object_unref(remove_headers);
+                       remove_headers = TNY_LIST(tny_simple_list_new());
+                       while (!tny_iterator_is_done(iter)) {
+                               char *msg_id;
+                               TnyHeader *hdr = TNY_HEADER(tny_iterator_get_current(iter));
+                               msg_id = modest_tny_send_queue_get_msg_id (hdr);
+                               status = modest_tny_send_queue_get_msg_status(send_queue, msg_id);
+                               if (status != MODEST_TNY_SEND_QUEUE_SENDING) {
+                                       tny_list_append(remove_headers, G_OBJECT(hdr));
+                               }
+                               g_object_unref(hdr);
+                               g_free(msg_id);
+                               tny_iterator_next(iter);
+                       }
+                       g_object_unref(iter);
+                       g_object_unref(traccount);
+               }
+       }
+
        /* Get account and set it into mail_operation */
        priv->account = modest_tny_folder_get_account (TNY_FOLDER(folder));
        priv->op_type = MODEST_MAIL_OPERATION_TYPE_DELETE;
@@ -2476,7 +2431,7 @@ modest_mail_operation_remove_msgs (ModestMailOperation *self,
        /* remove message from folder */
        modest_mail_operation_notify_start (self);
 
-       tny_folder_remove_msgs (folder, headers, &(priv->error));
+       tny_folder_remove_msgs (folder, remove_headers, &(priv->error));
        if (!priv->error) {
                if (TNY_IS_CAMEL_IMAP_FOLDER (folder) || 
                    TNY_IS_CAMEL_POP_FOLDER (folder))
@@ -2494,6 +2449,7 @@ modest_mail_operation_remove_msgs (ModestMailOperation *self,
                priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
 
        /* Free */
+       g_object_unref (remove_headers);
        g_object_unref (header);
        g_object_unref (iter);
        g_object_unref (G_OBJECT (folder));
@@ -2502,42 +2458,69 @@ modest_mail_operation_remove_msgs (ModestMailOperation *self,
        modest_mail_operation_notify_end (self);
 }
 
-
 static void
-transfer_msgs_status_cb (GObject *obj,
-                        TnyStatus *status,  
-                        gpointer user_data)
+notify_progress_of_multiple_messages (ModestMailOperation *self,
+                                     TnyStatus *status,
+                                     gint *last_total_bytes,
+                                     gint *sum_total_bytes,
+                                     gint total_bytes, 
+                                     gboolean increment_done)
 {
-       XFerMsgAsyncHelper *helper = NULL;
-       ModestMailOperation *self;
        ModestMailOperationPrivate *priv;
        ModestMailOperationState *state;
+       gboolean is_num_bytes;
 
+       priv =  MODEST_MAIL_OPERATION_GET_PRIVATE (self);
 
-       g_return_if_fail (status != NULL);
-       g_return_if_fail (status->code == TNY_FOLDER_STATUS_CODE_XFER_MSGS);
-
-       helper = (XFerMsgAsyncHelper *) user_data;
-       g_return_if_fail (helper != NULL);       
-
-       self = helper->mail_op;
-       priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
-
-       priv->done = status->position;
-       priv->total = status->of_total;
+       /* We know that tinymail sends us information about
+          transferred bytes with this particular message */
+       is_num_bytes = (g_ascii_strcasecmp (status->message, "Retrieving message") == 0);
 
        state = modest_mail_operation_clone_state (self);
+       if (is_num_bytes && !((status->position == 1) && (status->of_total == 100))) {
+               /* We know that we're in a different message when the
+                  total number of bytes to transfer is different. Of
+                  course it could fail if we're transferring messages
+                  of the same size, but this is a workarround */
+               if (status->of_total != *last_total_bytes) {
+                       /* We need to increment the done when there is
+                          no information about each individual
+                          message, we need to do this in message
+                          transfers, and we don't do it for getting
+                          messages */
+                       if (increment_done)
+                               priv->done++;
+                       *sum_total_bytes += *last_total_bytes;
+                       *last_total_bytes = status->of_total;
+               }
+               state->bytes_done += status->position + *sum_total_bytes;
+               state->bytes_total = total_bytes;
 
-       /* This is not a GDK lock because we are a Tinymail callback and
-        * Tinymail already acquires the Gdk lock */
+               /* Notify the status change. Only notify about changes
+                  referred to bytes */
+               g_signal_emit (G_OBJECT (self), signals[PROGRESS_CHANGED_SIGNAL], 
+                              0, state, NULL);
+       }
 
-       /* no gdk_threads_enter (), CHECKED */
+       g_slice_free (ModestMailOperationState, state);
+}
 
-       g_signal_emit (G_OBJECT (self), signals[PROGRESS_CHANGED_SIGNAL], 0, state, NULL);
+static void
+transfer_msgs_status_cb (GObject *obj,
+                        TnyStatus *status,  
+                        gpointer user_data)
+{
+       XFerMsgAsyncHelper *helper;
 
-       /* no gdk_threads_leave (), CHECKED */
+       g_return_if_fail (status != NULL);
+       g_return_if_fail (status->code == TNY_FOLDER_STATUS_CODE_XFER_MSGS);
 
-       g_slice_free (ModestMailOperationState, state);
+       helper = (XFerMsgAsyncHelper *) user_data;
+       g_return_if_fail (helper != NULL);       
+
+       /* Notify progress */
+       notify_progress_of_multiple_messages (helper->mail_op, status, &(helper->last_total_bytes), 
+                                             &(helper->sum_total_bytes), helper->total_bytes, TRUE);
 }
 
 
@@ -2581,8 +2564,8 @@ transfer_msgs_cb (TnyFolder *folder, gboolean cancelled, GError *err, gpointer u
                iter = tny_list_create_iterator (helper->headers);
                while (!tny_iterator_is_done (iter)) {
                        header = TNY_HEADER (tny_iterator_get_current (iter));
-                       tny_header_set_flags (header, TNY_HEADER_FLAG_DELETED);
-                       tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
+                       tny_header_set_flag (header, TNY_HEADER_FLAG_DELETED);
+                       tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
                        g_object_unref (header);
 
                        tny_iterator_next (iter);
@@ -2618,6 +2601,24 @@ transfer_msgs_cb (TnyFolder *folder, gboolean cancelled, GError *err, gpointer u
        g_slice_free (XFerMsgAsyncHelper, helper);
 }
 
+static guint
+compute_message_list_size (TnyList *headers)
+{
+       TnyIterator *iter;
+       guint size = 0;
+
+       iter = tny_list_create_iterator (headers);
+       while (!tny_iterator_is_done (iter)) {
+               TnyHeader *header = TNY_HEADER (tny_iterator_get_current (iter));
+               size += tny_header_get_message_size (header);
+               g_object_unref (header);
+               tny_iterator_next (iter);
+       }
+       g_object_unref (iter);
+
+       return size;
+}
+
 void
 modest_mail_operation_xfer_msgs (ModestMailOperation *self,
                                 TnyList *headers, 
@@ -2633,12 +2634,12 @@ modest_mail_operation_xfer_msgs (ModestMailOperation *self,
        TnyHeader *header = NULL;
        ModestTnyFolderRules rules = 0;
 
-       g_return_if_fail (MODEST_IS_MAIL_OPERATION (self));
-       g_return_if_fail (TNY_IS_LIST (headers));
-       g_return_if_fail (TNY_IS_FOLDER (folder));
+       g_return_if_fail (self && MODEST_IS_MAIL_OPERATION (self));
+       g_return_if_fail (headers && TNY_IS_LIST (headers));
+       g_return_if_fail (folder && TNY_IS_FOLDER (folder));
 
        priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
-       priv->total = 1;
+       priv->total = tny_list_get_length (headers);
        priv->done = 0;
        priv->status = MODEST_MAIL_OPERATION_STATUS_IN_PROGRESS;
        priv->op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
@@ -2663,9 +2664,17 @@ modest_mail_operation_xfer_msgs (ModestMailOperation *self,
                src_folder = tny_header_get_folder (header);
                g_object_unref (header);
        }
-
        g_object_unref (iter);
 
+       if (src_folder == NULL) {
+               /* Notify the queue */
+               modest_mail_operation_notify_end (self);
+
+               g_warning ("%s: cannot find folder from header", __FUNCTION__);
+               return;
+       }
+
+       
        /* Check folder source and destination */
        if (src_folder == folder) {
                /* Set status failed and set an error */
@@ -2690,6 +2699,9 @@ modest_mail_operation_xfer_msgs (ModestMailOperation *self,
        helper->user_callback = user_callback;
        helper->user_data = user_data;
        helper->delete = delete_original;
+       helper->last_total_bytes = 0;
+       helper->sum_total_bytes = 0;
+       helper->total_bytes = compute_message_list_size (headers);
 
        /* Get account and set it into mail_operation */
        priv->account = modest_tny_folder_get_account (src_folder);
@@ -2749,7 +2761,7 @@ on_refresh_folder (TnyFolder   *folder,
        }
 
        /* Free */
-       g_slice_free   (RefreshAsyncHelper, helper);
+       g_slice_free (RefreshAsyncHelper, helper);
 
        /* Notify about operation end */
        modest_mail_operation_notify_end (self);
@@ -2832,7 +2844,6 @@ modest_mail_operation_notify_start (ModestMailOperation *self)
        priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
 
        /* Ensure that all the fields are filled correctly */
-       g_return_if_fail (priv->account != NULL);
        g_return_if_fail (priv->op_type != MODEST_MAIL_OPERATION_TYPE_UNKNOWN);
 
        /* Notify the observers about the mail operation. We do not
@@ -2862,6 +2873,10 @@ modest_mail_operation_notify_end (ModestMailOperation *self)
           not wrapp this emission because we assume that this
           function is always called from within the main lock */
        g_signal_emit (G_OBJECT (self), signals[OPERATION_FINISHED_SIGNAL], 0, NULL);
+
+       /* Remove the error user data */
+       if (priv->error_checking_user_data && priv->error_checking_user_data_destroyer)
+               priv->error_checking_user_data_destroyer (priv->error_checking_user_data);
 }
 
 TnyAccount *
@@ -2875,3 +2890,21 @@ modest_mail_operation_get_account (ModestMailOperation *self)
 
        return (priv->account) ? g_object_ref (priv->account) : NULL;
 }
+
+void
+modest_mail_operation_noop (ModestMailOperation *self)
+{
+       ModestMailOperationPrivate *priv = NULL;
+
+       g_return_if_fail (self);
+
+       priv = MODEST_MAIL_OPERATION_GET_PRIVATE(self);
+       priv->status = MODEST_MAIL_OPERATION_STATUS_SUCCESS;
+       priv->op_type = MODEST_MAIL_OPERATION_TYPE_INFO;
+       priv->done = 0;
+       priv->total = 0;
+
+       /* This mail operation does nothing actually */
+       modest_mail_operation_notify_start (self);
+       modest_mail_operation_notify_end (self);
+}