From 59da2bdfdc25d148c2bc13d8fa6281f2540ba87c Mon Sep 17 00:00:00 2001
From: Milan Crha <mcrha@redhat.com>
Date: Wed, 10 Nov 2010 13:38:22 +0100
Subject: Bug #632683 - Remove-duplicates should work on selection

---
 mail/mail-ops.c | 139 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)

(limited to 'mail/mail-ops.c')

diff --git a/mail/mail-ops.c b/mail/mail-ops.c
index 24826afd10..28cd77a613 100644
--- a/mail/mail-ops.c
+++ b/mail/mail-ops.c
@@ -2599,3 +2599,142 @@ mail_disconnect_store (CamelStore *store)
 
 	return id;
 }
+
+/* ---------------------------------------------------------------------------------- */
+
+struct _remove_attachments_msg {
+	MailMsg base;
+
+	CamelFolder *folder;
+	GPtrArray *uids;
+};
+
+static gchar *
+remove_attachments_desc (struct _remove_attachments_msg *m)
+{
+	return g_strdup_printf (_("Removing attachments"));
+}
+
+static void
+remove_attachments_exec (struct _remove_attachments_msg *m,
+                    GCancellable *cancellable,
+                    GError **error)
+{
+	CamelFolder *folder = m->folder;
+	GPtrArray *uids = m->uids;
+	gint ii, jj;
+
+	camel_folder_freeze (folder);
+	for (ii = 0; ii < (uids ? uids->len : 0); ii++) {
+		gint pc = ((ii + 1) * 100) / uids->len;
+		CamelMimeMessage *message;
+		CamelDataWrapper *containee;
+		gchar *uid;
+
+		uid = g_ptr_array_index (uids, ii);
+
+		/* retrieve the message from the CamelFolder */
+		message = camel_folder_get_message_sync (folder, uid, cancellable, NULL);
+		if (!message) {
+			camel_operation_progress (cancellable, pc);
+			continue;
+		}
+
+		containee = camel_medium_get_content (CAMEL_MEDIUM (message));
+		if (containee == NULL) {
+			camel_operation_progress (cancellable, pc);
+			continue;
+		}
+
+		if (CAMEL_IS_MULTIPART (containee)) {
+			gboolean deleted = FALSE;
+			gint parts;
+
+			parts = camel_multipart_get_number (CAMEL_MULTIPART (containee));
+			for (jj = 0; jj < parts; jj++) {
+				CamelMimePart *mpart = camel_multipart_get_part (CAMEL_MULTIPART (containee), jj);
+				const gchar *disposition = camel_mime_part_get_disposition (mpart);
+				if (disposition && (!strcmp (disposition, "attachment") || !strcmp (disposition, "inline"))) {
+					gchar *desc;
+					const gchar *filename;
+
+					filename = camel_mime_part_get_filename (mpart);
+					desc = g_strdup_printf (_("File \"%s\" has been removed."), filename ? filename : "");
+					camel_mime_part_set_disposition (mpart, "inline");
+					camel_mime_part_set_content (mpart, desc, strlen (desc), "text/plain");
+					camel_mime_part_set_content_type (mpart, "text/plain");
+					deleted = TRUE;
+				}
+			}
+
+			if (deleted) {
+				/* copy the original message with the deleted attachment */
+				CamelMessageInfo *info, *newinfo;
+				guint32 flags;
+				GError *local_error = NULL;
+
+				info = camel_folder_get_message_info (folder, uid);
+				newinfo = camel_message_info_new_from_header (NULL, CAMEL_MIME_PART (message)->headers);
+				flags = camel_folder_get_message_flags (folder, uid);
+
+				/* make a copy of the message */
+				camel_message_info_set_flags (newinfo, flags, flags);
+				camel_folder_append_message_sync (folder, message, newinfo, NULL, cancellable, &local_error);
+
+				if (!local_error) {
+					/* marked the original message deleted */
+					camel_message_info_set_flags (info, CAMEL_MESSAGE_DELETED, CAMEL_MESSAGE_DELETED);
+				}
+
+				camel_folder_free_message_info (folder, info);
+				camel_message_info_free (newinfo);
+
+				if (local_error) {
+					g_propagate_error (error, local_error);
+					break;
+				}
+			}
+		}
+
+		camel_operation_progress (cancellable, pc);
+	}
+
+	if (!error || !*error)
+		camel_folder_synchronize_sync (folder, FALSE, cancellable, error);
+	camel_folder_thaw (folder);
+}
+
+static void
+remove_attachments_free (struct _remove_attachments_msg *m)
+{
+	g_object_unref (m->folder);
+	em_utils_uids_free (m->uids);
+}
+
+static MailMsgInfo remove_attachments_info = {
+	sizeof (struct _remove_attachments_msg),
+	(MailMsgDescFunc) remove_attachments_desc,
+	(MailMsgExecFunc) remove_attachments_exec,
+	(MailMsgDoneFunc) NULL,
+	(MailMsgFreeFunc) remove_attachments_free
+};
+
+/* it takes ownership of 'uids' array */
+gint
+mail_remove_attachments (CamelFolder *folder, GPtrArray *uids)
+{
+	struct _remove_attachments_msg *m;
+	gint id;
+
+	g_return_val_if_fail (folder != NULL, -1);
+	g_return_val_if_fail (uids != NULL, -1);
+
+	m = mail_msg_new (&remove_attachments_info);
+	m->folder = g_object_ref (folder);
+	m->uids = uids;
+
+	id = m->base.seq;
+	mail_msg_unordered_push (m);
+
+	return id;
+}
-- 
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