1 files changed, 51 insertions, 0 deletions
diff --git a/src/imap/cmd-rename.c b/src/imap/cmd-rename.c
new file mode 100644
index 0000000..45b44fd
--- /dev/null
+++ b/src/imap/cmd-rename.c
@@ -0,0 +1,51 @@
+/* Copyright (c) 2002-2018 Dovecot authors, see the included COPYING file */
+
+#include "imap-common.h"
+#include "mail-namespace.h"
+#include "imap-commands.h"
+
+bool cmd_rename(struct client_command_context *cmd)
+{
+	struct mail_namespace *old_ns, *new_ns;
+	struct mailbox *old_box, *new_box;
+	const char *oldname, *newname;
+	size_t oldlen;
+
+	/* <old name> <new name> */
+	if (!client_read_string_args(cmd, 2, &oldname, &newname))
+		return FALSE;
+
+	old_ns = client_find_namespace(cmd, &oldname);
+	if (old_ns == NULL)
+		return TRUE;
+	new_ns = client_find_namespace(cmd, &newname);
+	if (new_ns == NULL)
+		return TRUE;
+
+	if (old_ns == new_ns) {
+		/* disallow box -> box/child, because it may break clients and
+		   there's really no point in doing it anyway. */
+		old_ns = mailbox_list_get_namespace(old_ns->list);
+		oldlen = strlen(oldname);
+		if (str_begins(newname, oldname) &&
+		    newname[oldlen] == mail_namespace_get_sep(old_ns)) {
+			client_send_tagline(cmd,
+				"NO Can't rename mailbox under its own child.");
+			return TRUE;
+		}
+	}
+
+	old_box = mailbox_alloc(old_ns->list, oldname, 0);
+	new_box = mailbox_alloc(new_ns->list, newname, 0);
+	event_add_str(cmd->global_event, "old_mailbox",
+		      mailbox_get_vname(old_box));
+	event_add_str(cmd->global_event, "new_mailbox",
+		      mailbox_get_vname(new_box));
+	if (mailbox_rename(old_box, new_box) < 0)
+		client_send_box_error(cmd, old_box);
+	else
+		client_send_tagline(cmd, "OK Rename completed.");
+	mailbox_free(&old_box);
+	mailbox_free(&new_box);
+	return TRUE;
+}