* 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/ .
+ * along with this program. If not, see https://www.gnu.org/licenses/ .
*
* Author: Carl Worth <cworth@cworth.org>
*/
#include "notmuch-client.h"
+#include "tag-util.h"
+#include "string-util.h"
static volatile sig_atomic_t interrupted;
static void
handle_sigint (unused (int sig))
{
- static char msg[] = "Stopping... \n";
+ static const char msg[] = "Stopping... \n";
/* This write is "opportunistic", so it's okay to ignore the
* result. It is not required for correctness, and if it does
interrupted = 1;
}
-static char *
-_escape_tag (char *buf, const char *tag)
-{
- const char *in = tag;
- char *out = buf;
-
- /* Boolean terms surrounded by double quotes can contain any
- * character. Double quotes are quoted by doubling them. */
- *out++ = '"';
- while (*in) {
- if (*in == '"')
- *out++ = '"';
- *out++ = *in++;
- }
- *out++ = '"';
- *out = 0;
- return buf;
-}
-
-typedef struct {
- const char *tag;
- notmuch_bool_t remove;
-} tag_operation_t;
static char *
_optimize_tag_query (void *ctx, const char *orig_query_string,
- const tag_operation_t *tag_ops)
+ const tag_op_list_t *list)
{
/* This is subtler than it looks. Xapian ignores the '-' operator
* at the beginning both queries and parenthesized groups and,
* parenthesize and the exclusion part of the query must not use
* the '-' operator (though the NOT operator is fine). */
- char *escaped, *query_string;
+ char *escaped = NULL;
+ size_t escaped_len = 0;
+ char *query_string;
const char *join = "";
- int i;
- unsigned int max_tag_len = 0;
+ size_t i;
/* Don't optimize if there are no tag changes. */
- if (tag_ops[0].tag == NULL)
+ if (tag_op_list_size (list) == 0)
return talloc_strdup (ctx, orig_query_string);
- /* Allocate a buffer for escaping tags. This is large enough to
- * hold a fully escaped tag with every character doubled plus
- * enclosing quotes and a NUL. */
- for (i = 0; tag_ops[i].tag; i++)
- if (strlen (tag_ops[i].tag) > max_tag_len)
- max_tag_len = strlen (tag_ops[i].tag);
- escaped = talloc_array (ctx, char, max_tag_len * 2 + 3);
- if (! escaped)
- return NULL;
-
/* Build the new query string */
if (strcmp (orig_query_string, "*") == 0)
query_string = talloc_strdup (ctx, "(");
else
query_string = talloc_asprintf (ctx, "( %s ) and (", orig_query_string);
- for (i = 0; tag_ops[i].tag && query_string; i++) {
+ for (i = 0; i < tag_op_list_size (list) && query_string; i++) {
+ /* XXX in case of OOM, query_string will be deallocated when
+ * ctx is, which might be at shutdown */
+ if (make_boolean_term (ctx,
+ "tag", tag_op_list_tag (list, i),
+ &escaped, &escaped_len))
+ return NULL;
+
query_string = talloc_asprintf_append_buffer (
- query_string, "%s%stag:%s", join,
- tag_ops[i].remove ? "" : "not ",
- _escape_tag (escaped, tag_ops[i].tag));
+ query_string, "%s%s%s", join,
+ tag_op_list_isremove (list, i) ? "" : "not ",
+ escaped);
join = " or ";
}
return query_string;
}
-/* Tag messages matching 'query_string' according to 'tag_ops', which
- * must be an array of tagging operations terminated with an empty
- * element. */
+/* Tag messages matching 'query_string' according to 'tag_ops'
+ */
static int
tag_query (void *ctx, notmuch_database_t *notmuch, const char *query_string,
- tag_operation_t *tag_ops, notmuch_bool_t synchronize_flags)
+ tag_op_list_t *tag_ops, tag_op_flag_t flags)
{
notmuch_query_t *query;
notmuch_messages_t *messages;
notmuch_message_t *message;
- int i;
+ notmuch_status_t status;
- /* Optimize the query so it excludes messages that already have
- * the specified set of tags. */
- query_string = _optimize_tag_query (ctx, query_string, tag_ops);
- if (query_string == NULL) {
- fprintf (stderr, "Out of memory.\n");
- return 1;
+ int ret = NOTMUCH_STATUS_SUCCESS;
+
+ if (! (flags & TAG_FLAG_REMOVE_ALL)) {
+ /* Optimize the query so it excludes messages that already
+ * have the specified set of tags. */
+ query_string = _optimize_tag_query (ctx, query_string, tag_ops);
+ if (query_string == NULL) {
+ fprintf (stderr, "Out of memory.\n");
+ return 1;
+ }
+ flags |= TAG_FLAG_PRE_OPTIMIZED;
}
query = notmuch_query_create (notmuch, query_string);
/* tagging is not interested in any special sort order */
notmuch_query_set_sort (query, NOTMUCH_SORT_UNSORTED);
- for (messages = notmuch_query_search_messages (query);
+ status = notmuch_query_search_messages (query, &messages);
+ if (print_status_query ("notmuch tag", query, status))
+ return status;
+
+ for (;
notmuch_messages_valid (messages) && ! interrupted;
notmuch_messages_move_to_next (messages)) {
message = notmuch_messages_get (messages);
+ ret = tag_op_list_apply (message, tag_ops, flags);
+ notmuch_message_destroy (message);
+ if (ret != NOTMUCH_STATUS_SUCCESS)
+ break;
+ }
- notmuch_message_freeze (message);
+ notmuch_query_destroy (query);
- for (i = 0; tag_ops[i].tag; i++) {
- if (tag_ops[i].remove)
- notmuch_message_remove_tag (message, tag_ops[i].tag);
- else
- notmuch_message_add_tag (message, tag_ops[i].tag);
- }
+ return ret || interrupted;
+}
+
+static int
+tag_file (void *ctx, notmuch_database_t *notmuch, tag_op_flag_t flags,
+ FILE *input)
+{
+ char *line = NULL;
+ char *query_string = NULL;
+ size_t line_size = 0;
+ ssize_t line_len;
+ int ret = 0;
+ int warn = 0;
+ tag_op_list_t *tag_ops;
+
+ tag_ops = tag_op_list_create (ctx);
+ if (tag_ops == NULL) {
+ fprintf (stderr, "Out of memory.\n");
+ return 1;
+ }
- notmuch_message_thaw (message);
+ while ((line_len = getline (&line, &line_size, input)) != -1 &&
+ ! interrupted) {
- if (synchronize_flags)
- notmuch_message_tags_to_maildir_flags (message);
+ ret = parse_tag_line (ctx, line, TAG_FLAG_NONE,
+ &query_string, tag_ops);
- notmuch_message_destroy (message);
+ if (ret > 0) {
+ if (ret != TAG_PARSE_SKIPPED)
+ /* remember there has been problematic lines */
+ warn = 1;
+ ret = 0;
+ continue;
+ }
+
+ if (ret < 0)
+ break;
+
+ ret = tag_query (ctx, notmuch, query_string, tag_ops, flags);
+ if (ret)
+ break;
}
- notmuch_query_destroy (query);
+ if (line)
+ free (line);
- return interrupted;
+ return ret || warn;
}
int
-notmuch_tag_command (void *ctx, int argc, char *argv[])
+notmuch_tag_command (notmuch_database_t *notmuch, int argc, char *argv[])
{
- tag_operation_t *tag_ops;
- int tag_ops_count = 0;
- char *query_string;
- notmuch_config_t *config;
- notmuch_database_t *notmuch;
+ tag_op_list_t *tag_ops = NULL;
+ char *query_string = NULL;
struct sigaction action;
- notmuch_bool_t synchronize_flags;
- int i;
+ tag_op_flag_t tag_flags = TAG_FLAG_NONE;
+ bool batch = false;
+ bool remove_all = false;
+ FILE *input = stdin;
+ const char *input_file_name = NULL;
+ int opt_index;
int ret;
+ notmuch_bool_t synchronize_flags;
- /* Setup our handler for SIGINT */
+ /* Set up our handler for SIGINT */
memset (&action, 0, sizeof (struct sigaction));
action.sa_handler = handle_sigint;
sigemptyset (&action.sa_mask);
action.sa_flags = SA_RESTART;
sigaction (SIGINT, &action, NULL);
- argc--; argv++; /* skip subcommand argument */
-
- /* Array of tagging operations (add or remove), terminated with an
- * empty element. */
- tag_ops = talloc_array (ctx, tag_operation_t, argc + 1);
- if (tag_ops == NULL) {
- fprintf (stderr, "Out of memory.\n");
- return 1;
+ notmuch_opt_desc_t options[] = {
+ { .opt_bool = &batch, .name = "batch" },
+ { .opt_string = &input_file_name, .name = "input" },
+ { .opt_bool = &remove_all, .name = "remove-all" },
+ { .opt_inherit = notmuch_shared_options },
+ { }
+ };
+
+ opt_index = parse_arguments (argc, argv, options, 1);
+ if (opt_index < 0)
+ return EXIT_FAILURE;
+
+ notmuch_process_shared_options (notmuch, argv[0]);
+
+ if (input_file_name) {
+ batch = true;
+ input = fopen (input_file_name, "r");
+ if (input == NULL) {
+ fprintf (stderr, "Error opening %s for reading: %s\n",
+ input_file_name, strerror (errno));
+ return EXIT_FAILURE;
+ }
}
- for (i = 0; i < argc; i++) {
- if (strcmp (argv[i], "--") == 0) {
- i++;
- break;
+ if (batch) {
+ if (opt_index != argc) {
+ fprintf (stderr, "Can't specify both cmdline and stdin!\n");
+ if (input)
+ fclose (input);
+ return EXIT_FAILURE;
}
- if (argv[i][0] == '+' || argv[i][0] == '-') {
- if (argv[i][0] == '+' && argv[i][1] == '\0') {
- fprintf (stderr, "Error: tag names cannot be empty.\n");
- return 1;
- }
- if (argv[i][0] == '+' && argv[i][1] == '-') {
- /* This disallows adding the non-removable tag "-" and
- * enables notmuch tag to take long options in the
- * future. */
- fprintf (stderr, "Error: tag names must not start with '-'.\n");
- return 1;
- }
- tag_ops[tag_ops_count].tag = argv[i] + 1;
- tag_ops[tag_ops_count].remove = (argv[i][0] == '-');
- tag_ops_count++;
- } else {
- break;
+ } else {
+ tag_ops = tag_op_list_create (notmuch);
+ if (tag_ops == NULL) {
+ fprintf (stderr, "Out of memory.\n");
+ return EXIT_FAILURE;
}
- }
- tag_ops[tag_ops_count].tag = NULL;
+ if (parse_tag_command_line (notmuch, argc - opt_index, argv + opt_index,
+ &query_string, tag_ops))
+ return EXIT_FAILURE;
- if (tag_ops_count == 0) {
- fprintf (stderr, "Error: 'notmuch tag' requires at least one tag to add or remove.\n");
- return 1;
- }
-
- query_string = query_string_from_args (ctx, argc - i, &argv[i]);
+ if (tag_op_list_size (tag_ops) == 0 && ! remove_all) {
+ fprintf (stderr, "Error: 'notmuch tag' requires at least one tag to add or remove.\n");
+ return EXIT_FAILURE;
+ }
- if (*query_string == '\0') {
- fprintf (stderr, "Error: notmuch tag requires at least one search term.\n");
- return 1;
+ if (*query_string == '\0') {
+ fprintf (stderr, "Error: notmuch tag requires at least one search term.\n");
+ return EXIT_FAILURE;
+ }
}
- config = notmuch_config_open (ctx, NULL, NULL);
- if (config == NULL)
- return 1;
+ if (print_status_database (
+ "notmuch restore",
+ notmuch,
+ notmuch_config_get_bool (notmuch, NOTMUCH_CONFIG_SYNC_MAILDIR_FLAGS,
+ &synchronize_flags)))
+ return EXIT_FAILURE;
- if (notmuch_database_open (notmuch_config_get_database_path (config),
- NOTMUCH_DATABASE_MODE_READ_WRITE, ¬much))
- return 1;
+ if (synchronize_flags)
+ tag_flags |= TAG_FLAG_MAILDIR_SYNC;
- synchronize_flags = notmuch_config_get_maildir_synchronize_flags (config);
+ if (remove_all)
+ tag_flags |= TAG_FLAG_REMOVE_ALL;
- ret = tag_query (ctx, notmuch, query_string, tag_ops, synchronize_flags);
+ if (batch)
+ ret = tag_file (notmuch, notmuch, tag_flags, input);
+ else
+ ret = tag_query (notmuch, notmuch, query_string, tag_ops, tag_flags);
notmuch_database_destroy (notmuch);
- return ret;
+ if (input != stdin)
+ fclose (input);
+
+ return ret || interrupted ? EXIT_FAILURE : EXIT_SUCCESS;
}