Esempio n. 1
0
File: ui.c Progetto: automata/imgflo
static void
ui_connection_handle_message(UiConnection *self,
                const gchar *protocol, const gchar *command, JsonObject *payload,
                SoupWebsocketConnection *ws)
{
    if (g_strcmp0(protocol, "graph") == 0) {
        handle_graph_message(self, command, payload, ws);
    } else if (g_strcmp0(protocol, "network") == 0) {
        handle_network_message(self, command, payload, ws);
    } else if (g_strcmp0(protocol, "component") == 0 && g_strcmp0(command, "list") == 0) {

        // Our special Processor component
        JsonObject *processor = library_processor_component();
        send_response(ws, "component", "component", processor);

        // Components for all available GEGL operations
        guint no_ops = 0;
        gchar **operation_names = gegl_list_operations(&no_ops);
        if (no_ops == 0) {
            g_warning("No GEGL operations found");
        }
        for (int i=0; i<no_ops; i++) {
            const gchar *op = operation_names[i];
            if (g_strcmp0(op, "gegl:seamless-clone-compose") == 0) {
                // FIXME: reported by GEGL but cannot be instantiated...
                continue;
            }
            JsonObject *component = library_component(op);

            send_response(ws, "component", "component", component);
        }

    } else if (g_strcmp0(protocol, "runtime") == 0 && g_strcmp0(command, "getruntime") == 0) {

        JsonObject *runtime = json_object_new();
        json_object_set_string_member(runtime, "version", "0.4"); // protocol version
        json_object_set_string_member(runtime, "type", "imgflo");

        JsonArray *capabilities = json_array_new();
        json_array_add_string_element(capabilities, "protocol:component");
        json_object_set_array_member(runtime, "capabilities", capabilities);

        send_response(ws, "runtime", "runtime", runtime);

    } else {
        g_printerr("Unhandled message: protocol='%s', command='%s'", protocol, command);
    }
}
Esempio n. 2
0
File: ui.c Progetto: imgflo/imgflo
static void
ui_connection_handle_message(UiConnection *self,
                const gchar *protocol, const gchar *command, JsonObject *payload,
                SoupWebsocketConnection *ws)
{
    if (g_strcmp0(protocol, "graph") == 0) {
        handle_graph_message(self, command, payload, ws);
    } else if (g_strcmp0(protocol, "network") == 0) {
        handle_network_message(self, command, payload, ws);
    } else if (g_strcmp0(protocol, "component") == 0 && g_strcmp0(command, "list") == 0) {
        gint no_components = 0;
        gchar **operation_names = library_list_components(self->component_lib, &no_components);
        for (int i=0; i<no_components; i++) {
            const gchar *op = operation_names[i];
            if (op) {
                JsonObject *component = library_get_component(self->component_lib, op);
                send_response(ws, "component", "component", component);
            }
        }
        g_strfreev(operation_names);
    } else if (g_strcmp0(protocol, "component") == 0 && g_strcmp0(command, "source") == 0) {
        const gchar *name = json_object_get_string_member(payload, "name");
        gchar *actual_name = library_set_source(self->component_lib,
            name,
            json_object_get_string_member(payload, "code")
        );
        if (actual_name) {
            JsonObject *component = library_get_component(self->component_lib, name);
            send_response(ws, "component", "component", component);
        } else {
            // TODO: error response
        }
        g_free(actual_name);
    } else if (g_strcmp0(protocol, "component") == 0 && g_strcmp0(command, "getsource") == 0) {
        const gchar *name = json_object_get_string_member(payload, "name");


        JsonObject *source_info = json_object_new();
        // TODO: generalize for subgraphs-as-components
        if (g_strcmp0(name, self->main_network) == 0) {

            json_object_set_string_member(source_info, "name", "main"); // FIXME: dont hardcode
            json_object_set_string_member(source_info, "library", "default"); // FIXME: dont hardcode

            Network *n = g_hash_table_lookup(self->network_map, self->main_network);
            g_assert(n);
            JsonObject *g = graph_save_json(n->graph);
            gsize len = 0;
            gchar *code = json_stringify(g, &len);
            g_assert(len);
            json_object_set_string_member(source_info, "language", "json");
            json_object_set_string_member(source_info, "code", code);
        } else {
            json_object_set_string_member(source_info, "name", name);
            gchar *code = library_get_source(self->component_lib, name);
            json_object_set_string_member(source_info, "library", "imgflo");
            json_object_set_string_member(source_info, "language", "c");
            json_object_set_string_member(source_info, "code", code);
        }

        send_response(ws, "component", "source", source_info);

    } else if (g_strcmp0(protocol, "runtime") == 0 && g_strcmp0(command, "getruntime") == 0) {

        JsonObject *runtime = json_object_new();
        json_object_set_string_member(runtime, "version", "0.4"); // protocol version
        json_object_set_string_member(runtime, "type", "imgflo");
        json_object_set_string_member(runtime, "graph", self->main_network);

        JsonArray *capabilities = json_array_new();
        json_array_add_string_element(capabilities, "protocol:component");
        json_array_add_string_element(capabilities, "protocol:graph");
        json_array_add_string_element(capabilities, "protocol:runtime");
        json_array_add_string_element(capabilities, "protocol:network");
        json_array_add_string_element(capabilities, "component:getsource");
        json_array_add_string_element(capabilities, "component:setsource");
        json_object_set_array_member(runtime, "capabilities", capabilities);

        send_response(ws, "runtime", "runtime", runtime);

        if (self->main_network) {
            send_ports(g_hash_table_lookup(self->network_map, self->main_network), ws);
        }

    } else if (g_strcmp0(protocol, "runtime") == 0 && g_strcmp0(command, "packet") == 0) {
        gchar *graph_id = g_strdup(json_object_get_string_member(payload, "graph"));
        const gchar *port = json_object_get_string_member(payload, "port");
        const gchar *event = json_object_get_string_member(payload, "event");
        if (!graph_id) {
            // NoFlo RemoteSubGraph currently does not send graph info
            graph_id = g_strdup(self->main_network);
        }
        Network *network = (graph_id) ? g_hash_table_lookup(self->network_map, graph_id) : NULL;
        g_free(graph_id);
        g_return_if_fail(network);

        if (g_strcmp0(event, "data") == 0) {
            GValue data = G_VALUE_INIT;
            json_node_get_value(json_object_get_member(payload, "payload"), &data);
            network_send_packet(network, port, &data);
        } else {
            // TODO: support connect/disconnect?
            imgflo_warning("Unknown runtime:packet event: %s", event);
        }
    } else {
        imgflo_warning("Unhandled message: protocol='%s', command='%s'", protocol, command);
    }
}