service/notification/examples/linux/notificationconsumer.c

   1 //******************************************************************
   2 //
   3 // Copyright 2016 Samsung Electronics All Rights Reserved.
   4 //
   5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
   6 //
   7 // Licensed under the Apache License, Version 2.0 (the "License");
   8 // you may not use this file except in compliance with the License.
   9 // You may obtain a copy of the License at
  10 //
  11 //      http://www.apache.org/licenses/LICENSE-2.0
  12 //
  13 // Unless required by applicable law or agreed to in writing, software
  14 // distributed under the License is distributed on an "AS IS" BASIS,
  15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16 // See the License for the specific language governing permissions and
  17 // limitations under the License.
  18 //
  19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
  20
  21 #include <stdio.h>
  22 #include <unistd.h>
  23 #include <string.h>
  24 #include "pthread.h"
  25
  26 #include "ocstack.h"
  27 #include "NSCommon.h"
  28 #include "NSConsumerInterface.h"
  29
  30 #ifdef WITH_CLOUD
  31 #include "NSConstants.h"
  32 #include "oic_malloc.h"
  33 #include "cloud_connector.h"
  34
  35 #define CLOUD_CONTEXT_VALUE 0x99
  36
  37 char CLOUD_ADDRESS[100];
  38 char CLOUD_AUTH_PROVIDER[100];
  39 char CLOUD_AUTH_CODE[100];
  40 char CLOUD_UID[100];
  41 char CLOUD_ACCESS_TOKEN[100];
  42 #endif
  43
  44
  45 NSProvider * g_provider = NULL;
  46 NSTopicLL * g_topicLL = NULL;
  47
  48 FILE* server_fopen(const char *path, const char *mode)
  49 {
  50     (void)path;
  51     return fopen("oic_ns_provider_db.dat", mode);
  52 }
  53
  54 void printProviderTopicList(NSTopicLL * topics)
  55 {
  56     printf("printProviderTopicList\n");
  57     if (topics)
  58     {
  59         NSTopicLL * iter = topics;
  60         while (iter)
  61         {
  62             printf("Topic Name: %s\t Topic State: %d\n", iter->topicName, iter->state);
  63             iter = iter->next;
  64         }
  65     }
  66 }
  67
  68 void onProviderChanged(NSProvider * provider, NSProviderState response)
  69 {
  70     printf("Provider changed: %d\n", response);
  71     printf("subscribed provider Id : %s\n", provider->providerId);
  72
  73     if (response == NS_DISCOVERED)
  74     {
  75         printf("notification resource discovered\n");
  76         printf("subscribe result %d\n", NSSubscribe(provider->providerId));
  77         printf("startSubscribing\n");
  78     }
  79
  80     else if (response == NS_TOPIC)
  81     {
  82         printf ("Provider Topic Updated\n");
  83         g_topicLL = NSConsumerGetTopicList(provider->providerId);
  84         printProviderTopicList(g_topicLL);
  85         g_provider = provider;
  86     }
  87 }
  88
  89 void onNotificationPosted(NSMessage * notification)
  90 {
  91     printf("id : %lld\n", (long long int)notification->messageId);
  92     printf("title : %s\n", notification->title);
  93     printf("content : %s\n", notification->contentText);
  94     printf("source : %s\n", notification->sourceName);
  95     if (notification->topic && strlen(notification->topic) > 0)
  96     {
  97         printf("topic : %s\n", notification->topic);
  98     }
  99     NSConsumerSendSyncInfo(notification->providerId, notification->messageId, NS_SYNC_READ);
 100 }
 101
 102 void onNotificationSync(NSSyncInfo * sync)
 103 {
 104     printf("Sync ID : %lld\n", (long long int)sync->messageId);
 105     printf("Sync STATE : %d\n", sync->state);
 106 }
 107
 108 void* OCProcessThread(void * ptr)
 109 {
 110     (void) ptr;
 111
 112     while (true)
 113     {
 114         usleep(2000);
 115         if(OCProcess() != OC_STACK_OK)
 116         {
 117             OCStop();
 118             break;
 119         }
 120     }
 121
 122     return NULL;
 123 }
 124
 125 void input(char * buffer)
 126 {
 127     char ch;
 128     int i = 0;
 129
 130     while( (ch = getchar()) != '\n' && i < 100)
 131         buffer[i++] = ch;
 132
 133     buffer[i] = '\0';
 134 }
 135
 136 int main(void)
 137 {
 138     bool isExit = false;
 139     pthread_t OCThread = NULL;
 140
 141     printf("start Iotivity\n");
 142
 143     // open oic_db
 144     static OCPersistentStorage ps = {server_fopen, fread, fwrite, fclose, unlink};
 145     OCRegisterPersistentStorageHandler(&ps);
 146
 147     if (OCInit1(OC_CLIENT_SERVER, OC_DEFAULT_FLAGS, OC_DEFAULT_FLAGS) != OC_STACK_OK)
 148     {
 149         printf("OCInit fail\n");
 150         return 0;
 151     }
 152
 153     NSConsumerConfig cfg;
 154     cfg.changedCb = onProviderChanged;
 155     cfg.messageCb = onNotificationPosted;
 156     cfg.syncInfoCb = onNotificationSync;
 157
 158     pthread_create(&OCThread, NULL, OCProcessThread, NULL);
 159
 160     printf("start notification consumer service\n");
 161     while (!isExit)
 162     {
 163         int num = 0;
 164         char dummy = '\0';
 165
 166         printf("1. Start Consumer\n");
 167         printf("2. Stop Consumer\n");
 168         printf("3. Get Topics\n");
 169         printf("4. Select Topics\n");
 170         printf("5. Exit\n");
 171 #ifdef WITH_CLOUD
 172         printf("21. Enable Remote Service (after login)\n");
 173         printf("31. Cloud Signup\n");
 174         printf("32. Cloud Login\n");
 175         printf("33. Cloud Logout\n");
 176 #endif
 177
 178         printf("Input: ");
 179
 180         if(scanf("%d", &num) == EOF)
 181         {
 182             printf("Fail to input num\n");
 183         }
 184         fflush(stdin);
 185
 186         if(scanf("%c", &dummy) == EOF)
 187         {
 188             printf("Fail to input dummy\n");
 189         }
 190         fflush(stdin);
 191
 192         switch (num)
 193         {
 194             case 1:
 195                 printf("1. Start Consumer\n");
 196                 NSStartConsumer(cfg);
 197                 break;
 198             case 2:
 199                 printf("2. Stop Consumer");
 200                 NSStopConsumer();
 201                 break;
 202             case 3:
 203                 printf("3. Get Topics\n");
 204                 if(g_provider)
 205                 {
 206                     g_topicLL = NSConsumerGetTopicList(g_provider->providerId);
 207                     printProviderTopicList(g_topicLL);
 208                 }
 209                 break;
 210             case 4:
 211                 printf("4. Select Topics\n");
 212
 213                 if (g_provider && g_topicLL)
 214                 {
 215                     NSTopicLL * iter = g_topicLL;
 216                     int i = 0;
 217                     while (iter)
 218                     {
 219                         iter->state = (i++)%2;
 220                         iter = iter->next;
 221                     }
 222                     NSResult ret = NSConsumerUpdateTopicList(g_provider->providerId, g_topicLL);
 223                     if (ret == NS_OK)
 224                     {
 225                         printProviderTopicList(g_topicLL);
 226                     }
 227                     else
 228                     {
 229                         printf("Update fail\n");
 230                     }
 231                 }
 232                 break;
 233             case 5:
 234                 printf("5. Exit");
 235                 isExit = true;
 236                 break;
 237 #ifdef WITH_CLOUD
 238             case 21:
 239                 printf("Enable Remote Service");
 240                 if(!IsCloudLoggedin())
 241                 {
 242                     printf("Cloud Login required");
 243                     break;
 244                 }
 245                 NSConsumerEnableRemoteService(CLOUD_ADDRESS);
 246                 break;
 247             case 31:
 248                 printf("Remote Server Address: ");
 249                 input(CLOUD_ADDRESS);
 250
 251                 printf("Auth Provider(eg. github): ");
 252                 input(CLOUD_AUTH_PROVIDER);
 253
 254                 printf("Auth Code: ");
 255                 input(CLOUD_AUTH_CODE);
 256
 257                 OCCloudSignup(CLOUD_ADDRESS, OCGetServerInstanceIDString(),
 258                     CLOUD_AUTH_PROVIDER, CLOUD_AUTH_CODE, CloudSignupCallback);
 259                 printf("OCCloudSignup requested");
 260                 break;
 261             case 32:
 262                 printf("Remote Server Address: ");
 263                 input(CLOUD_ADDRESS);
 264
 265                 printf("UID: ");
 266                 input(CLOUD_UID);
 267
 268                 printf("ACCESS_TOKEN: ");
 269                 input(CLOUD_ACCESS_TOKEN);
 270
 271                 OCCloudLogin(CLOUD_ADDRESS, CLOUD_UID, OCGetServerInstanceIDString(),
 272                     CLOUD_ACCESS_TOKEN, CloudLoginoutCallback);
 273                 printf("OCCloudLogin requested");
 274                 break;
 275             case 33:
 276                 OCCloudLogout(CLOUD_ADDRESS, CloudLoginoutCallback);
 277                 printf("OCCloudLogin requested");
 278                 break;
 279 #endif
 280             default:
 281                 break;
 282         }
 283     }
 284     return 0;
 285 }