-static int json_begin_graph (graph_config_t *cfg) /* {{{ */
-{
- char desc[1024];
-
- if (cfg == NULL)
- return (EINVAL);
-
- graph_get_title (cfg, desc, sizeof (desc));
-
- printf ("{\"title\":\"%s\",\"instances\":[", desc);
-
- return (0);
-} /* }}} int json_begin_graph */
-
-static int json_end_graph (void) /* {{{ */
-{
- printf ("]}");
-
- return (0);
-} /* }}} int json_end_graph */
-
-static int json_print_instance (graph_config_t *cfg, /* {{{ */
- graph_instance_t *inst)
-{
- char params[1024];
- char desc[1024];
-
- if ((cfg == NULL) || (inst == NULL))
- return (EINVAL);
-
- memset (desc, 0, sizeof (desc));
- inst_describe (cfg, inst, desc, sizeof (desc));
-
- memset (params, 0, sizeof (params));
- inst_get_params (cfg, inst, params, sizeof (params));
-
- printf ("{\"description\":\"%s\",\"params\":\"%s\"}",
- desc, params);
-
- return (0);
-} /* }}} int json_print_instance */
-
-static int print_graph_inst_json (graph_config_t *cfg, /* {{{ */
- graph_instance_t *inst,
- void *user_data)
-{
- callback_data_t *data = user_data;
-
- if (data->cfg != cfg)
- {
- if (!data->first)
- {
- json_end_graph ();
- printf (",\n");
- }
- json_begin_graph (cfg);
-
- data->cfg = cfg;
- data->first = 0;
- }
- else /* if (not first instance) */
- {
- printf (",\n");
- }
-
- json_print_instance (cfg, inst);
-
- if (data->limit > 0)
- data->limit--;
-
- if (data->limit == 0)
- return (1);
-
- return (0);
-} /* }}} int print_graph_inst_json */
-
-static int list_graphs_json (const char *term) /* {{{ */
-{
- callback_data_t data;
-
- time_t now;
- char time_buffer[128];
- int status;
-
- printf ("Content-Type: application/json\n");
-
- now = time (NULL);
- status = time_to_rfc1123 (now + 300, time_buffer, sizeof (time_buffer));
- if (status == 0)
- printf ("Expires: %s\n"
- "Cache-Control: public\n",
- time_buffer);
- printf ("\n");
-
- data.cfg = NULL;
- data.limit = RESULT_LIMIT;
- data.first = 1;
-
- printf ("[\n");
- if (term == NULL)
- gl_instance_get_all (print_graph_inst_json, /* user_data = */ &data);
- else
- gl_search (term, print_graph_inst_json, /* user_data = */ &data);
-
- if (!data.first)
- json_end_graph ();
-
- printf ("\n]");
-
- return (0);
-} /* }}} int list_graphs_json */
-