implemented. The routines in this file will be called by providers to

1999-12-16  bertrand  <Bertrand.Guiheneuf@aful.org>

	* camel/camel-folder-utils.c (camel_aml_expunge_messages):
	implemented. The routines in this file will be
	called by providers to handle the list of
	message already standing in memory.

1999-12-15  bertrand  <Bertrand.Guiheneuf@aful.org>

	* camel/camel-folder-utils.c:
	* camel/camel-folder-utils.h:
	New files, misc utilities for the
	folder providers. Includes active message
	list utilities.


	* camel/camel-folder.c (_has_message_number_capability):
	(camel_folder_has_message_number_capability):
	Added this to know if a folder provides
	number-based message access.

	* camel/camel-folder.c (_get_message_count):
	added warning when called directly.
	(_append_message): ditto
	(_open_async):  ditto
	(_close_async):  ditto
	(_delete_messages): ditto
	(_expunge):  ditto
	(_get_message_by_number):  ditto
	(_get_message_uid):  ditto
	(_get_message_uid_by_number):  ditto
	(_get_message_by_uid):  ditto
	(_get_uid_list):  ditto

svn path=/trunk/; revision=1492

1 files changed, 101 insertions, 0 deletions

diff --git a/camel/camel-folder-utils.c b/camel/camel-folder-utils.c
new file mode 100644
index 0000000000..e8459134ba
--- /dev/null
+++ b/camel/camel-folder-utils.c
@@ -0,0 +1,101 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* camel-folder-utils : Utility for camel folders */
+
+
+/* 
+ *
+ * Author : 
+ *  Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org>
+ *
+ * Copyright 1999, 2000 HelixCode (http://www.helixcode.com) .
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License as 
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+
+#include "camel-folder-utils.h"
+#include "camel-mime-message.h"
+
+
+
+/*  Active Message List utilities */
+
+/* */
+gint
+camel_mime_message_number_cmp (gconstpointer a, gconstpointer b)
+{
+	CamelMimeMessage *m_a = CAMEL_MIME_MESSAGE (a);
+	CamelMimeMessage *m_b = CAMEL_MIME_MESSAGE (b);
+
+	return (m_a->message_number - (m_b->message_number));
+}
+
+
+/**
+ * camel_aml_expunge_messages: Expunge the message marked as deleted in an Active Message List
+ * @aml: active message list
+ * @folder: folder object
+ * 
+ * Expunge the message flagged as "DELETED" in an active message list. 
+ * The messages are not freed nor really expunged on the disk, they
+ * are just removed from the active message list and marked as 
+ * "EXPUNGED". The list of the message which have been expunged is
+ * return in a GList which must be freed by the caller. 
+ * To be really expunged the providers must provide or call
+ * folder specific methods.
+ * 
+ * Return value: the list of expunged messages.
+ **/
+GList *
+camel_aml_expunge_messages (GList *aml, 
+			    CamelFolder *folder)
+{
+	CamelMimeMessage *message;
+	GList *message_node;
+	GList *next_message_node;
+	guint nb_expunged = 0;  
+	GList *expunged_messages;
+	
+	message_node = folder->message_list;
+
+	/* look in folder message list which messages
+	 * need to be expunged  */
+	while ( message_node) {
+		message = CAMEL_MIME_MESSAGE (message_node->data);
+
+		/* we may free message_node so get the next node now */
+		next_message_node = message_node->next;
+
+		if (message) {			
+			if (camel_mime_message_get_flag (message, "DELETED")) {
+				
+				/* remove the message from active message list */
+				g_list_remove_link (folder->message_list, message_node);
+				g_list_free_1 (message_node);
+				camel_mime_message_set_flag (message, "EXPUNGED", TRUE);
+				expunged_messages = g_list_prepend (expunged_messages, message);
+				
+			} 
+		}
+		else {
+			CAMEL_LOG_WARNING ("CamelFolder::expunge warning message_node contains no message\n");
+		}
+		message_node = next_message_node;
+		CAMEL_LOG_FULL_DEBUG ("CamelFolder::expunge, examined message node %p\n", message_node);
+	}
+	
+	return expunged_messages;
+}