1 | /*
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2 | The MIT License (MIT)
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3 |
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4 | Copyright (c) 2015 Technical Rockstars
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5 | Copyright (C) 2015 Embedded and Real-Time Systems Laboratory
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6 | Graduate School of Information Science, Nagoya Univ., JAPAN
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7 | Permission is hereby granted, free of charge, to any person obtaining a copy
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8 | of this software and associated documentation files (the "Software"), to deal
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9 | in the Software without restriction, including without limitation the rights
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10 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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11 | copies of the Software, and to permit persons to whom the Software is
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12 | furnished to do so, subject to the following conditions:
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13 |
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14 | The above copyright notice and this permission notice shall be included in all
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15 | copies or substantial portions of the Software.
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16 |
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17 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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20 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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23 | SOFTWARE.
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24 | */
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25 | #ifndef _MILKCOCOA_H_
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26 | #define _MILKCOCOA_H_
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27 |
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28 | #include "Client.h"
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29 | #include "include/Adafruit/Adafruit_MQTT.h"
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30 | #include "include/Adafruit/Adafruit_MQTT_Client.h"
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31 | #include "include/aJson/aJson.h"
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32 |
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33 | #define MILKCOCOA_SUBSCRIBERS 8
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34 | #define MILKCOCOA_CONNECT_DELAY_MS 5000
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35 |
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36 | #define MILKCOCOA_PUSH_ERRORNO -2
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37 | #define MILKCOCOA_SEND_ERRORNO -2
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38 |
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39 | //#define MILKCOCOA_DEBUG
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40 |
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41 | #define DEBUG_PRINTER Serial
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42 |
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43 | #ifdef MILKCOCOA_DEBUG
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44 | #define MILKCOCOA_DEBUG_PRINT(...) { DEBUG_PRINTER.print(__VA_ARGS__); }
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45 | #define MILKCOCOA_DEBUG_PRINTLN(...) { DEBUG_PRINTER.println(__VA_ARGS__); }
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46 | #define MILKCOCOA_DEBUG_PRINTBUFFER(buffer, len) { printBuffer(buffer, len); }
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47 | #else
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48 | #define MILKCOCOA_DEBUG_PRINT(...) {}
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49 | #define MILKCOCOA_DEBUG_PRINTLN(...) {}
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50 | #define MILKCOCOA_DEBUG_PRINTBUFFER(buffer, len) {}
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51 | #endif
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52 |
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53 | class DataElement {
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54 | public:
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55 | DataElement();
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56 | DataElement(char *json_string);
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57 | ~DataElement();
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58 | void setValue(const char *key, const char *v);
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59 | void setValue(const char *key, int v);
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60 | void setValue(const char *key, double v);
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61 | char *toCharArray();
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62 | bool getString(const char *key, char **pdata);
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63 | bool getInt(const char *key, int *pdata);
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64 | bool getFloat(const char *key, float *pdata);
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65 |
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66 | private:
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67 | aJsonObject *params;
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68 | aJsonObject *paJsonObj;
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69 | };
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70 |
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71 | typedef void (*GeneralFunction) (DataElement *pelem);
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72 |
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73 | class MilkcocoaSubscriber {
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74 | public:
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75 | Adafruit_MQTT_Subscribe *mqtt_sub;
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76 | GeneralFunction cb;
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77 | char topic[100];
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78 | MilkcocoaSubscriber(GeneralFunction _cb);
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79 | void set_mqtt_sub(Adafruit_MQTT_Subscribe *_mqtt_sub);
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80 | };
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81 |
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82 | class Milkcocoa {
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83 | public:
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84 | Milkcocoa(Client *client, const char *host, uint16_t port, const char *_app_id, const char *client_id);
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85 | Milkcocoa(Client *client, const char *host, uint16_t port, const char *_app_id, const char *client_id, const char *_session);
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86 | static Milkcocoa* createWithApiKey(Client *client, const char *host, uint16_t port, const char *app_id, const char *client_id, const char *key, const char *secret);
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87 | int8_t connect(int32_t tmout = 0);
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88 | int8_t loop(uint16_t timeout = 0);
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89 | int8_t push(const char *path, DataElement *pdataelement, uint16_t timeout = 0);
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90 | int8_t send(const char *path, DataElement *pdataelement, uint16_t timeout = 0);
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91 | bool on(const char *path, const char *event, GeneralFunction cb);
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92 | const __FlashStringHelper* connectErrorString(int8_t code) {return mqtt->connectErrorString(code);};
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93 | const __FlashStringHelper* pushErrorString(int8_t code) {if(code == MILKCOCOA_PUSH_ERRORNO) return F("Push error"); return mqtt->connectErrorString(code);};
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94 |
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95 | private:
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96 | const char *app_id;
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97 | char session[128];
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98 | Adafruit_MQTT_Client *mqtt;
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99 | MilkcocoaSubscriber *milkcocoaSubscribers[MILKCOCOA_SUBSCRIBERS];
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100 | };
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101 |
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102 |
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103 | #endif
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