[evolution-ews/gnome-3-4] Bug #656709 - Excessive updates being sent to server

[Milan Crha <mcrha src gnome org>]

commit f91e4817b6cbfe072a0d00442643c9797f78e983
Author: Milan Crha <mcrha redhat com>
Date:   Thu Jul 19 11:42:50 2012 +0200

    Bug #656709 - Excessive updates being sent to server

 src/camel/camel-ews-folder.c  |   21 ++++++++++++++++-----
 src/camel/camel-ews-summary.c |   17 -----------------
 src/camel/camel-ews-summary.h |    4 ----
 src/camel/camel-ews-utils.c   |   34 +++++++++++++++++++++++++++-------
 4 files changed, 43 insertions(+), 33 deletions(-)
---
diff --git a/src/camel/camel-ews-folder.c b/src/camel/camel-ews-folder.c
index 0715e23..a7cb381 100644
--- a/src/camel/camel-ews-folder.c
+++ b/src/camel/camel-ews-folder.c
@@ -906,8 +906,10 @@ ews_move_to_junk_folder (CamelFolder *folder,
 				camel_folder_summary_unlock (folder->summary, CAMEL_FOLDER_SUMMARY_SUMMARY_LOCK);
 			}
 
-			if (camel_folder_change_info_changed (changes))
+			if (camel_folder_change_info_changed (changes)) {
+				camel_folder_summary_touch (folder->summary);
 				camel_folder_changed (folder, changes);
+			}
 			camel_folder_change_info_free (changes);
 		}
 
@@ -965,7 +967,8 @@ ews_synchronize_sync (CamelFolder *folder,
 
 		/* Exchange doesn't seem to have a sane representation
 		 * for most flags â not even replied/forwarded. */
-		if (flags_changed & (CAMEL_MESSAGE_SEEN | CAMEL_MESSAGE_ANSWERED | CAMEL_MESSAGE_FORWARDED | CAMEL_MESSAGE_FLAGGED)) {
+		if ((flags_set & CAMEL_MESSAGE_FOLDER_FLAGGED) != 0 &&
+		    (flags_changed & (CAMEL_MESSAGE_SEEN | CAMEL_MESSAGE_ANSWERED | CAMEL_MESSAGE_FORWARDED | CAMEL_MESSAGE_FLAGGED)) != 0) {
 			mi_list = g_slist_append (mi_list, mi);
 			mi_list_len++;
 
@@ -979,7 +982,7 @@ ews_synchronize_sync (CamelFolder *folder,
 		} else if (flags_set & CAMEL_MESSAGE_JUNK) {
 			junk_uids = g_slist_prepend (junk_uids, (gpointer) camel_pstring_strdup (uids->pdata[i]));
 			camel_message_info_free (mi);
-		} else if (mi->info.dirty || (flags_set & CAMEL_MESSAGE_FOLDER_FLAGGED) != 0) {
+		} else if ((flags_set & CAMEL_MESSAGE_FOLDER_FLAGGED) != 0) {
 			/* OK, the change must have been the labels */
 			mi_list = g_slist_append (mi_list, mi);
 			mi_list_len++;
@@ -1340,6 +1343,8 @@ ews_refresh_info_sync (CamelFolder *folder,
 	cnc = camel_ews_store_get_connection (ews_store);
 	g_return_val_if_fail (cnc != NULL, FALSE);
 
+	camel_folder_summary_prepare_fetch_all (folder->summary, NULL);
+
 	id = camel_ews_store_summary_get_folder_id_from_name
 						(ews_store->summary,
 						 full_name);
@@ -1531,7 +1536,10 @@ ews_transfer_messages_to_sync (CamelFolder *source,
 				camel_folder_summary_remove_uid (source->summary, uids->pdata[i]);
 				camel_folder_change_info_remove_uid (changes, uids->pdata[i]);
 			}
-			camel_folder_changed (source, changes);
+			if (camel_folder_change_info_changed (changes)) {
+				camel_folder_summary_touch (source->summary);
+				camel_folder_changed (source, changes);
+			}
 			camel_folder_change_info_free (changes);
 		}
 
@@ -1618,7 +1626,10 @@ ews_delete_messages (CamelFolder *folder,
 			g_propagate_error (error, local_error);
 		}
 
-		camel_folder_changed (folder, changes);
+		if (camel_folder_change_info_changed (changes)) {
+			camel_folder_summary_touch (folder->summary);
+			camel_folder_changed (folder, changes);
+		}
 
 		g_slist_foreach (deleted_head, (GFunc) camel_pstring_free, NULL);
 		g_slist_free (deleted_head);
diff --git a/src/camel/camel-ews-summary.c b/src/camel/camel-ews-summary.c
index f85d947..ae51f33 100644
--- a/src/camel/camel-ews-summary.c
+++ b/src/camel/camel-ews-summary.c
@@ -307,23 +307,6 @@ camel_ews_summary_add_message (CamelFolderSummary *summary,
 	camel_message_info_free (info);
 }
 
-void
-camel_ews_summary_add_message_info (CamelFolderSummary *summary,
-                                    guint32 server_flags,
-                                    CamelMessageInfo *mi)
-{
-	CamelMessageInfoBase *binfo = (CamelMessageInfoBase *) mi;
-	CamelEwsMessageInfo *einfo = (CamelEwsMessageInfo *) mi;
-
-	binfo->flags |= server_flags;
-	einfo->server_flags = server_flags;
-
-	/* TODO update user flags */
-
-	binfo->flags &= ~CAMEL_MESSAGE_FOLDER_FLAGGED;
-	camel_folder_summary_add (summary, (CamelMessageInfo *) mi);
-}
-
 static gboolean
 ews_update_user_flags (CamelMessageInfo *info,
                        CamelFlag *server_user_flags)
diff --git a/src/camel/camel-ews-summary.h b/src/camel/camel-ews-summary.h
index 57300a8..78a1407 100644
--- a/src/camel/camel-ews-summary.h
+++ b/src/camel/camel-ews-summary.h
@@ -92,10 +92,6 @@ gboolean
 void	camel_ews_summary_add_message	(CamelFolderSummary *summary,
 					 const gchar *uid,
 					 CamelMimeMessage *message);
-void	camel_ews_summary_add_message_info
-					(CamelFolderSummary *summary,
-					 guint32 server_flags,
-					 CamelMessageInfo *info);
 void	ews_summary_clear		(CamelFolderSummary *summary,
 					 gboolean uncache);
 
diff --git a/src/camel/camel-ews-utils.c b/src/camel/camel-ews-utils.c
index 4fb1842..813f3f9 100644
--- a/src/camel/camel-ews-utils.c
+++ b/src/camel/camel-ews-utils.c
@@ -668,7 +668,11 @@ camel_ews_utils_sync_deleted_items (CamelEwsFolder *ews_folder,
 	camel_db_delete_uids (((CamelStore *) ews_store)->cdb_w, full_name, items_deleted_list, NULL);
 	g_list_free (items_deleted_list);
 
-	camel_folder_changed ((CamelFolder *) ews_folder, ci);
+	if (camel_folder_change_info_changed (ci)) {
+		camel_folder_summary_touch (folder->summary);
+		camel_folder_summary_save_to_db (folder->summary, NULL);
+		camel_folder_changed (folder, ci);
+	}
 	camel_folder_change_info_free (ci);
 
 	g_slist_foreach (items_deleted, (GFunc) g_free, NULL);
@@ -976,8 +980,11 @@ camel_ews_utils_sync_updated_items (CamelEwsFolder *ews_folder,
 		g_object_unref (item);
 	}
 
-	camel_folder_summary_save_to_db (folder->summary, NULL);
-	camel_folder_changed ((CamelFolder *) ews_folder, ci);
+	if (camel_folder_change_info_changed (ci)) {
+		camel_folder_summary_touch (folder->summary);
+		camel_folder_summary_save_to_db (folder->summary, NULL);
+		camel_folder_changed ((CamelFolder *) ews_folder, ci);
+	}
 	camel_folder_change_info_free (ci);
 	g_slist_free (items_updated);
 }
@@ -1066,16 +1073,29 @@ camel_ews_utils_sync_created_items (CamelEwsFolder *ews_folder,
 		server_flags = ews_utils_get_server_flags (item);
 		ews_utils_merge_server_user_flags (item, mi);
 
-		camel_ews_summary_add_message_info (folder->summary, server_flags,
-						    (CamelMessageInfo *) mi);
+		mi->info.flags |= server_flags;
+		mi->server_flags = server_flags;
+
+		camel_folder_summary_add (folder->summary, (CamelMessageInfo *) mi);
+
+		/* camel_folder_summary_add() sets folder_flagged flag
+		   on the message info, but this is a fresh item downloaded
+		   from the server, thus unset it, to avoid resync up to the server
+		   on folder leave/store
+		*/
+		mi->info.flags &= ~CAMEL_MESSAGE_FOLDER_FLAGGED;
+
 		camel_folder_change_info_add_uid (ci, id->id);
 		camel_folder_change_info_recent_uid (ci, id->id);
 
 		g_object_unref (item);
 	}
 
-	camel_folder_summary_save_to_db (folder->summary, NULL);
-	camel_folder_changed ((CamelFolder *) ews_folder, ci);
+	if (camel_folder_change_info_changed (ci)) {
+		camel_folder_summary_touch (folder->summary);
+		camel_folder_summary_save_to_db (folder->summary, NULL);
+		camel_folder_changed ((CamelFolder *) ews_folder, ci);
+	}
 	camel_folder_change_info_free (ci);
 	g_slist_free (items_created);
 }