using namespace std;
-#define ARRAY_SIZE(arr) (sizeof (arr) / sizeof (arr[0]))
-
-/* Xapian complains if we provide a term longer than this. */
-#define NOTMUCH_MAX_TERM 245
-
-/* These prefix values are specifically chosen to be compatible
- * with sup, (http://sup.rubyforge.org), written by
- * William Morgan <wmorgan-sup@masanjin.net>, and released
- * under the GNU GPL v2.
- */
-
-typedef struct {
- const char *name;
- const char *prefix;
-} prefix_t;
-
-prefix_t NORMAL_PREFIX[] = {
- { "subject", "S" },
- { "body", "B" },
- { "from_name", "FN" },
- { "to_name", "TN" },
- { "name", "N" },
- { "attachment", "A" }
-};
-
-prefix_t BOOLEAN_PREFIX[] = {
- { "type", "K" },
- { "from_email", "FE" },
- { "to_email", "TE" },
- { "email", "E" },
- { "date", "D" },
- { "label", "L" },
- { "source_id", "I" },
- { "attachment_extension", "O" },
- { "msgid", "Q" },
- { "thread", "H" },
- { "ref", "R" }
-};
-
-/* Similarly, these value numbers are also chosen to be sup
- * compatible. */
-
-typedef enum {
- NOTMUCH_VALUE_MESSAGE_ID = 0,
- NOTMUCH_VALUE_THREAD = 1,
- NOTMUCH_VALUE_DATE = 2
-} notmuch_value_t;
-
-static const char *
-find_prefix (const char *name)
+const char *
+notmuch_status_to_string (notmuch_status_t status)
{
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE (NORMAL_PREFIX); i++)
- if (strcmp (name, NORMAL_PREFIX[i].name) == 0)
- return NORMAL_PREFIX[i].prefix;
-
- for (i = 0; i < ARRAY_SIZE (BOOLEAN_PREFIX); i++)
- if (strcmp (name, BOOLEAN_PREFIX[i].name) == 0)
- return BOOLEAN_PREFIX[i].prefix;
-
- return "";
+ switch (status) {
+ case NOTMUCH_STATUS_SUCCESS:
+ return "No error occurred";
+ case NOTMUCH_STATUS_XAPIAN_EXCEPTION:
+ return "A Xapian exception occurred";
+ case NOTMUCH_STATUS_FILE_NOT_EMAIL:
+ return "File is not an email";
+ case NOTMUCH_STATUS_NULL_POINTER:
+ return "Erroneous NULL pointer";
+ case NOTMUCH_STATUS_TAG_TOO_LONG:
+ return "Tag value is too long";
+ default:
+ case NOTMUCH_STATUS_LAST_STATUS:
+ return "Unknown error status value";
+ }
}
/* "128 bits of thread-id ought to be enough for anybody" */
}
}
+/* XXX: We should drop this function and convert all callers to call
+ * _notmuch_message_add_term instead. */
static void
add_term (Xapian::Document doc,
const char *prefix_name,
if (value == NULL)
return;
- prefix = find_prefix (prefix_name);
+ prefix = _find_prefix (prefix_name);
term = g_strdup_printf ("%s%s", prefix, value);
- if (strlen (term) <= NOTMUCH_MAX_TERM)
+ if (strlen (term) <= NOTMUCH_TERM_MAX)
doc.add_term (term);
g_free (term);
Xapian::PostingIterator i;
char *term;
- term = g_strdup_printf ("%s%s", find_prefix (prefix_name), value);
+ term = g_strdup_printf ("%s%s", _find_prefix (prefix_name), value);
*begin = db->postlist_begin (term);
return db->get_document (docid);
}
-Xapian::Document
-find_message_by_message_id (Xapian::Database *db, const char *message_id)
+notmuch_message_t *
+notmuch_database_find_message (notmuch_database_t *notmuch,
+ const char *message_id)
{
Xapian::PostingIterator i, end;
- find_messages_by_term (db, "msgid", message_id, &i, &end);
+ find_messages_by_term (notmuch->xapian_db,
+ "msgid", message_id, &i, &end);
- if (i != end)
- return find_message_by_docid (db, *i);
- else
- return Xapian::Document ();
-}
+ if (i == end)
+ return NULL;
-static void
-insert_thread_id (GHashTable *thread_ids, Xapian::Document doc)
-{
- string value_string;
- const char *value, *id, *comma;
-
- value_string = doc.get_value (NOTMUCH_VALUE_THREAD);
- value = value_string.c_str();
- if (strlen (value)) {
- id = value;
- while (*id) {
- comma = strchr (id, ',');
- if (comma == NULL)
- comma = id + strlen (id);
- g_hash_table_insert (thread_ids,
- strndup (id, comma - id), NULL);
- id = comma;
- if (*id)
- id++;
- }
- }
+ return _notmuch_message_create (notmuch, notmuch, *i);
}
/* Return one or more thread_ids, (as a GPtrArray of strings), for the
* Caller should free all strings in the array and the array itself,
* (g_ptr_array_free) when done. */
static GPtrArray *
-find_thread_ids (Xapian::Database *db,
+find_thread_ids (notmuch_database_t *notmuch,
GPtrArray *parents,
const char *message_id)
{
+ Xapian::WritableDatabase *db = notmuch->xapian_db;
Xapian::PostingIterator child, children_end;
Xapian::Document doc;
GHashTable *thread_ids;
find_messages_by_term (db, "ref", message_id, &child, &children_end);
for ( ; child != children_end; child++) {
+ const char *thread_id;
doc = find_message_by_docid (db, *child);
- insert_thread_id (thread_ids, doc);
+
+ thread_id = doc.get_value (NOTMUCH_VALUE_THREAD).c_str ();
+ if (strlen (thread_id) == 0) {
+ fprintf (stderr, "Database error: Message with doc_id %u has empty thread-id value (value index %d)\n",
+ *child, NOTMUCH_VALUE_THREAD);
+ } else {
+ g_hash_table_insert (thread_ids, strdup (thread_id), NULL);
+ }
}
for (i = 0; i < parents->len; i++) {
+ notmuch_message_t *parent;
+ notmuch_thread_ids_t *ids;
+
parent_message_id = (char *) g_ptr_array_index (parents, i);
- doc = find_message_by_message_id (db, parent_message_id);
- insert_thread_id (thread_ids, doc);
+ parent = notmuch_database_find_message (notmuch, parent_message_id);
+ if (parent == NULL)
+ continue;
+
+ for (ids = notmuch_message_get_thread_ids (parent);
+ notmuch_thread_ids_has_more (ids);
+ notmuch_thread_ids_advance (ids))
+ {
+ const char *id;
+
+ id = notmuch_thread_ids_get (ids);
+ g_hash_table_insert (thread_ids, strdup (id), NULL);
+ }
+
+ notmuch_message_destroy (parent);
}
result = g_ptr_array_new ();
parse_message_id (const char *message_id, const char **next)
{
const char *s, *end;
+ char *result;
if (message_id == NULL)
return NULL;
if (end > s && *end == '>')
end--;
- if (end > s)
- return strndup (s, end - s + 1);
- else
+ if (end <= s)
return NULL;
+
+ result = strndup (s, end - s + 1);
+
+ /* Finally, collapse any whitespace that is within the message-id
+ * itself. */
+ {
+ char *r;
+ int len;
+
+ for (r = result, len = strlen (r); *r; r++, len--)
+ if (*r == ' ' || *r == '\t')
+ memmove (r, r+1, len);
+ }
+
+ return result;
}
/* Parse a References header value, putting a copy of each referenced
xapian_path = g_strdup_printf ("%s/%s", notmuch_path, "xapian");
- /* C++ is so nasty in requiring these casts. I'm almost tempted to
- * write a C wrapper for Xapian... */
- notmuch = (notmuch_database_t *) xmalloc (sizeof (notmuch_database_t));
- notmuch->path = xstrdup (path);
+ notmuch = talloc (NULL, notmuch_database_t);
+ notmuch->path = talloc_strdup (notmuch, path);
try {
notmuch->xapian_db = new Xapian::WritableDatabase (xapian_path,
Xapian::DB_CREATE_OR_OPEN);
+ notmuch->query_parser = new Xapian::QueryParser;
+ notmuch->query_parser->set_default_op (Xapian::Query::OP_AND);
+ notmuch->query_parser->set_database (*notmuch->xapian_db);
} catch (const Xapian::Error &error) {
fprintf (stderr, "A Xapian exception occurred: %s\n",
error.get_msg().c_str());
void
notmuch_database_close (notmuch_database_t *notmuch)
{
+ delete notmuch->query_parser;
delete notmuch->xapian_db;
- free (notmuch->path);
- free (notmuch);
+ talloc_free (notmuch);
}
const char *
message_id = NULL;
}
- thread_ids = find_thread_ids (db, parents, message_id);
+ thread_ids = find_thread_ids (notmuch, parents, message_id);
for (i = 0; i < parents->len; i++)
g_free (g_ptr_array_index (parents, i));