1 files changed, 126 insertions, 0 deletions
diff --git a/notmuch-tag.c b/notmuch-tag.c
new file mode 100644
index 00000000..b9cbb77d
--- /dev/null
+++ b/notmuch-tag.c
@@ -0,0 +1,126 @@
+/* notmuch - Not much of an email program, (just index and search)
+ *
+ * Copyright © 2009 Carl Worth
+ *
+ * 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 3 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, see http://www.gnu.org/licenses/ .
+ *
+ * Author: Carl Worth <cworth@cworth.org>
+ */
+
+#include "notmuch-client.h"
+
+int
+notmuch_tag_command (void *ctx, unused (int argc), unused (char *argv[]))
+{
+    void *local;
+    int *add_tags, *remove_tags;
+    int add_tags_count = 0;
+    int remove_tags_count = 0;
+    char *query_string;
+    notmuch_database_t *notmuch = NULL;
+    notmuch_query_t *query;
+    notmuch_messages_t *messages;
+    notmuch_message_t *message;
+    int ret = 0;
+    int i;
+
+    local = talloc_new (ctx);
+    if (local == NULL) {
+	ret = 1;
+	goto DONE;
+    }
+
+    add_tags = talloc_size (local, argc * sizeof (int));
+    if (add_tags == NULL) {
+	ret = 1;
+	goto DONE;
+    }
+
+    remove_tags = talloc_size (local, argc * sizeof (int));
+    if (remove_tags == NULL) {
+	ret = 1;
+	goto DONE;
+    }
+
+    for (i = 0; i < argc; i++) {
+	if (strcmp (argv[i], "--") == 0) {
+	    i++;
+	    break;
+	}
+	if (argv[i][0] == '+') {
+	    add_tags[add_tags_count++] = i;
+	} else if (argv[i][0] == '-') {
+	    remove_tags[remove_tags_count++] = i;
+	} else {
+	    break;
+	}
+    }
+
+    if (add_tags_count == 0 && remove_tags_count == 0) {
+	fprintf (stderr, "Error: 'notmuch tag' requires at least one tag to add or remove.\n");
+	ret = 1;
+	goto DONE;
+    }
+
+    if (i == argc) {
+	fprintf (stderr, "Error: 'notmuch tag' requires at least one search term.\n");
+	ret = 1;
+	goto DONE;
+    }
+
+    notmuch = notmuch_database_open (NULL);
+    if (notmuch == NULL) {
+	ret = 1;
+	goto DONE;
+    }
+
+    query_string = query_string_from_args (local, argc - i, &argv[i]);
+
+    query = notmuch_query_create (notmuch, query_string);
+    if (query == NULL) {
+	fprintf (stderr, "Out of memory.\n");
+	ret = 1;
+	goto DONE;
+    }
+
+    for (messages = notmuch_query_search_messages (query);
+	 notmuch_messages_has_more (messages);
+	 notmuch_messages_advance (messages))
+    {
+	message = notmuch_messages_get (messages);
+
+	notmuch_message_freeze (message);
+
+	for (i = 0; i < remove_tags_count; i++)
+	    notmuch_message_remove_tag (message,
+					argv[remove_tags[i]] + 1);
+
+	for (i = 0; i < add_tags_count; i++)
+	    notmuch_message_add_tag (message, argv[add_tags[i]] + 1);
+
+	notmuch_message_thaw (message);
+
+	notmuch_message_destroy (message);
+    }
+
+    notmuch_query_destroy (query);
+
+  DONE:
+    if (notmuch)
+	notmuch_database_close (notmuch);
+
+    talloc_free (local);
+
+    return ret;
+}