diff options
Diffstat (limited to 'resource.c')
| -rw-r--r-- | resource.c | 42 |
1 files changed, 21 insertions, 21 deletions
@@ -6,7 +6,7 @@ struct resource_object { GList *client_list; - char *str; + GString *string; }; static struct resource_object position_object; @@ -14,21 +14,12 @@ static struct resource_object signal_object; static void object_v1_send(struct client *c, struct resource_object *obj) { - const char *str = obj->str; - GString *s; + GString *string = obj->string; - if (!str) + if (!string) return; - // Format the text/event-stream response - // The double newline terminates this event - // See https://www.html5rocks.com/en/tutorials/eventsource/basics/ - s = g_string_sized_new(1024); - g_string_printf(s, "data:%s\n", str); - g_string_append_c(s, '\n'); - - respond_chunk(c, s); - g_string_free(s, TRUE); + respond_chunk(c, string); } static int object_v1_get(struct client *c, struct resource *r) @@ -62,14 +53,23 @@ static void object_v1_client_update(gpointer data, gpointer user_data) static int object_v1_update(struct client *c, struct resource *r, const char *m) { struct resource_object *obj = r->data; - char *n, *o; - - n = g_strdup(m); - g_strchomp(n); - o = obj->str; - obj->str = n; - if (o) - g_free(o); + GString *string, *old; + char *n; + + // Remove any trailing whitespace. + n = g_strchomp(g_strdup(m)); + + // Format the text/event-stream response + // We prefix the string with the "data:" tag in preparation for + // sending to via the text/event-stream connection. + // The double newline terminates this event + // See https://www.html5rocks.com/en/tutorials/eventsource/basics/ + string = g_string_new(NULL); + g_string_printf(string, "data:%s\n\n", n); + old = obj->string; + obj->string = string; + g_string_free(old, TRUE); + g_free(n); g_list_foreach(obj->client_list, object_v1_client_update, obj); |