2 Copyright (C) 2010-2011 jeanfi@gmail.com
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
22 #include "psensor_json.h"
24 #define ATT_SENSOR_ID "id"
25 #define ATT_SENSOR_NAME "name"
26 #define ATT_SENSOR_TYPE "type"
27 #define ATT_SENSOR_MIN "min"
28 #define ATT_SENSOR_MAX "max"
29 #define ATT_SENSOR_LAST_MEASURE "last_measure"
30 #define ATT_SENSOR_MEASURES "measures"
31 #define ATT_MEASURE_VALUE "value"
32 #define ATT_MEASURE_TIME "time"
35 measure_to_json_object(struct measure *m)
37 json_object *o = json_object_new_object();
39 json_object_object_add(o,
41 json_object_new_double(m->value.d_num));
42 json_object_object_add(o, ATT_MEASURE_TIME,
43 json_object_new_int((m->time).tv_sec));
48 measures_to_json_object(struct psensor *s)
53 o = json_object_new_array();
55 for (i = 0; i < s->values_max_length; i++)
56 if (s->measures[i].time.tv_sec)
58 (o, measure_to_json_object(&s->measures[i]));
64 json_object *sensor_to_json_object(struct psensor *s)
66 json_object *mo, *obj;
69 obj = json_object_new_object();
71 json_object_object_add(obj,
73 json_object_new_string(s->id));
74 json_object_object_add(obj,
76 json_object_new_string(s->name));
77 json_object_object_add(obj,
78 ATT_SENSOR_TYPE, json_object_new_int(s->type));
79 json_object_object_add(obj,
80 ATT_SENSOR_MIN, json_object_new_double(s->min));
81 json_object_object_add(obj,
82 ATT_SENSOR_MAX, json_object_new_double(s->max));
83 json_object_object_add(obj,
85 measures_to_json_object(s));
87 m = psensor_get_current_measure(s);
88 mo = json_object_new_object();
89 json_object_object_add(mo,
91 json_object_new_double(m->value.d_num));
92 json_object_object_add(mo, ATT_MEASURE_TIME,
93 json_object_new_int((m->time).tv_sec));
94 json_object_object_add(obj, ATT_SENSOR_LAST_MEASURE, mo);
99 char *sensor_to_json_string(struct psensor *s)
102 json_object *obj = sensor_to_json_object(s);
104 str = strdup(json_object_to_json_string(obj));
106 json_object_put(obj);
111 char *sensors_to_json_string(struct psensor **sensors)
113 struct psensor **sensors_cur;
115 json_object *obj = json_object_new_array();
117 sensors_cur = sensors;
119 while (*sensors_cur) {
120 struct psensor *s = *sensors_cur;
122 json_object_array_add(obj, sensor_to_json_object(s));
127 str = strdup(json_object_to_json_string(obj));
129 json_object_put(obj);