1 files changed, 98 insertions, 0 deletions
diff --git a/notmuch-search-tags.c b/notmuch-search-tags.c
new file mode 100644
index 00000000..7a1305e2
--- /dev/null
+++ b/notmuch-search-tags.c
@@ -0,0 +1,98 @@
+/* notmuch - Not much of an email program, (just index and search)
+ *
+ * Copyright © 2009 Carl Worth
+ * Copyright © 2009 Jan Janak
+ *
+ * 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: Jan Janak <jan@ryngle.com>
+ */
+
+#include "notmuch-client.h"
+
+static void
+print_tags (notmuch_tags_t *tags)
+{
+    const char *t;
+
+    while ((t = notmuch_tags_get (tags))) {
+	printf ("%s\n", t);
+	notmuch_tags_advance (tags);
+    }
+}
+
+int
+notmuch_search_tags_command (void *ctx, int argc, char *argv[])
+{
+    notmuch_messages_t *msgs;
+    notmuch_tags_t *tags;
+    notmuch_config_t *config;
+    notmuch_database_t *db;
+    notmuch_query_t *query;
+    char *query_str;
+
+    tags = NULL;
+    config = NULL;
+    db = NULL;
+    query = NULL;
+
+    if ((config = notmuch_config_open (ctx, NULL, NULL)) == NULL) {
+	goto error;
+    }
+
+    db = notmuch_database_open (notmuch_config_get_database_path (config),
+				NOTMUCH_DATABASE_MODE_READ_ONLY);
+    if (db == NULL) {
+	goto error;
+    }
+
+    if (argc > 0) {
+	if ((query_str = query_string_from_args (ctx, argc, argv)) == NULL) {
+	    fprintf (stderr, "Out of memory.\n");
+	    goto error;
+	}
+
+	if (*query_str == '\0') {
+	    fprintf (stderr, "Error: Invalid search string.\n");
+	    goto error;
+	}
+
+	if ((query = notmuch_query_create (db, query_str)) == NULL) {
+	    fprintf (stderr, "Out of memory\n");
+	    goto error;
+	}
+
+
+	msgs = notmuch_query_search_messages (query);
+	if ((tags = notmuch_messages_collect_tags (msgs)) == NULL) goto error;
+    } else {
+	if ((tags = notmuch_database_get_all_tags (db)) == NULL) {
+	    fprintf (stderr, "Error while getting tags from the database.\n");
+	    goto error;
+	}
+    }
+
+    print_tags (tags);
+
+    notmuch_tags_destroy (tags);
+    if (query) notmuch_query_destroy (query);
+    notmuch_database_close (db);
+    return 0;
+
+error:
+    if (tags) notmuch_tags_destroy (tags);
+    if (query) notmuch_query_destroy (query);
+    if (db) notmuch_database_close (db);
+    return 1;
+}