static SearchThreadData *
search_thread_data_new (NemoSearchEngineSimple *engine,
NemoQuery *query)
{
SearchThreadData *data;
char *text, *lower, *normalized, *uri;
GFile *location;
gint n, i;
data = g_new0 (SearchThreadData, 1);
data->engine = engine;
data->directories = g_queue_new ();
data->visited = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
uri = nemo_query_get_location (query);
location = NULL;
if (uri != NULL) {
location = g_file_new_for_uri (uri);
g_free (uri);
}
if (location == NULL) {
location = g_file_new_for_path ("/");
}
g_queue_push_tail (data->directories, location);
text = nemo_query_get_text (query);
normalized = g_utf8_normalize (text, -1, G_NORMALIZE_NFD);
lower = g_utf8_strdown (normalized, -1);
data->words = strsplit_esc_n (lower, ' ', '\\', -1, &n);
g_free (text);
g_free (lower);
g_free (normalized);
data->word_strstr = g_malloc(sizeof(gboolean)*n);
data->words_and = TRUE;
for (i = 0; data->words[i] != NULL; i++) {
data->word_strstr[i]=TRUE;
text = data->words[i];
while(*text!=0) {
if(*text=='\\' || *text=='?' || *text=='*') {
data->word_strstr[i]=FALSE;
break;
}
text++;
}
if (!data->word_strstr[i]) data->words_and = FALSE;
}
data->mime_types = nemo_query_get_mime_types (query);
data->cancellable = g_cancellable_new ();
return data;
}
static void
action_show_hide_search_callback (GtkAction *action,
gpointer user_data)
{
NemoWindowPane *pane = user_data;
NemoWindow *window = pane->window;
if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action))) {
nemo_window_pane_ensure_search_bar (pane);
} else {
NemoWindowSlot *slot;
GFile *location = NULL;
slot = pane->active_slot;
nemo_window_pane_hide_search_bar (pane);
/* Use the location bar as the return location */
if (slot->query_editor != NULL) {
NemoQuery *query;
char *uri;
query = nemo_query_editor_get_query (slot->query_editor);
if (query != NULL) {
uri = nemo_query_get_location (query);
if (uri != NULL) {
location = g_file_new_for_uri (uri);
g_free (uri);
}
g_object_unref (query);
}
/* Last try: use the home directory as the return location */
if (location == NULL) {
location = g_file_new_for_path (g_get_home_dir ());
}
nemo_window_go_to (window, location);
g_object_unref (location);
}
}
}
static SearchThreadData *
search_thread_data_new (NemoSearchEngineSimple *engine,
NemoQuery *query)
{
SearchThreadData *data;
char *text, *lower, *normalized, *uri;
GFile *location;
data = g_new0 (SearchThreadData, 1);
data->engine = engine;
data->directories = g_queue_new ();
data->visited = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
uri = nemo_query_get_location (query);
location = NULL;
if (uri != NULL) {
location = g_file_new_for_uri (uri);
g_free (uri);
}
if (location == NULL) {
location = g_file_new_for_path ("/");
}
g_queue_push_tail (data->directories, location);
text = nemo_query_get_text (query);
normalized = g_utf8_normalize (text, -1, G_NORMALIZE_NFD);
lower = g_utf8_strdown (normalized, -1);
data->words = g_strsplit (lower, " ", -1);
g_free (text);
g_free (lower);
g_free (normalized);
data->mime_types = nemo_query_get_mime_types (query);
data->cancellable = g_cancellable_new ();
return data;
}
static void
nemo_search_engine_tracker_start (NemoSearchEngine *engine)
{
NemoSearchEngineTracker *tracker;
gchar *search_text, *location_uri;
GString *sparql;
GList *mimetypes, *l;
gint mime_count;
tracker = NEMO_SEARCH_ENGINE_TRACKER (engine);
if (tracker->details->query_pending) {
return;
}
if (tracker->details->query == NULL) {
return;
}
g_cancellable_reset (tracker->details->cancellable);
search_text = nemo_query_get_text (tracker->details->query);
location_uri = nemo_query_get_location (tracker->details->query);
mimetypes = nemo_query_get_mime_types (tracker->details->query);
mime_count = g_list_length (mimetypes);
#ifdef FTS_MATCHING
/* Using FTS: */
sparql = g_string_new ("SELECT nie:url(?urn) "
"WHERE {"
" ?urn a nfo:FileDataObject ;"
" tracker:available true ; ");
if (mime_count > 0) {
g_string_append (sparql, "nie:mimeType ?mime ;");
}
g_string_append (sparql, " fts:match ");
sparql_append_string_literal (sparql, search_text);
if (location_uri || mime_count > 0) {
g_string_append (sparql, " . FILTER (");
if (location_uri) {
g_string_append (sparql, " fn:starts-with(nie:url(?urn),");
sparql_append_string_literal (sparql, location_uri);
g_string_append (sparql, ")");
}
if (mime_count > 0) {
if (location_uri) {
g_string_append (sparql, " && ");
}
g_string_append (sparql, "(");
for (l = mimetypes; l != NULL; l = l->next) {
if (l != mimetypes) {
g_string_append (sparql, " || ");
}
g_string_append (sparql, "?mime = ");
sparql_append_string_literal (sparql, l->data);
}
g_string_append (sparql, ")");
}
g_string_append (sparql, ")");
}
g_string_append (sparql, " } ORDER BY DESC(fts:rank(?urn)) ASC(nie:url(?urn))");
#else /* FTS_MATCHING */
/* Using filename matching: */
sparql = g_string_new ("SELECT nie:url(?urn) "
"WHERE {"
" ?urn a nfo:FileDataObject ;");
if (mime_count > 0) {
g_string_append (sparql, "nie:mimeType ?mime ;");
}
g_string_append (sparql, " tracker:available true ."
" FILTER (fn:contains(nfo:fileName(?urn),");
sparql_append_string_literal (sparql, search_text);
g_string_append (sparql, ")");
if (location_uri) {
g_string_append (sparql, " && fn:starts-with(nie:url(?urn),");
sparql_append_string_literal (sparql, location_uri);
g_string_append (sparql, ")");
}
if (mime_count > 0) {
g_string_append (sparql, " && ");
g_string_append (sparql, "(");
for (l = mimetypes; l != NULL; l = l->next) {
if (l != mimetypes) {
g_string_append (sparql, " || ");
}
g_string_append (sparql, "?mime = ");
sparql_append_string_literal (sparql, l->data);
}
g_string_append (sparql, ")");
}
g_string_append (sparql, ")");
g_string_append (sparql,
"} ORDER BY DESC(nie:url(?urn)) DESC(nfo:fileName(?urn))");
#endif /* FTS_MATCHING */
tracker_sparql_connection_query_async (tracker->details->connection,
sparql->str,
tracker->details->cancellable,
query_callback,
tracker);
g_string_free (sparql, TRUE);
tracker->details->query_pending = TRUE;
g_free (search_text);
g_free (location_uri);
if (mimetypes != NULL) {
g_list_free_full (mimetypes, g_free);
}
}
