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(C) WhatsApp - LoginLog in to get your authentication token (which is to be used in the "Authorization: Bearer your-auth-token" header in other REST API calls). For more information, see https://developers.facebook.com/docs/whatsapp/api/users/login
#include <C_CkHttp.h> #include <C_CkJsonObject.h> #include <C_CkHttpResponse.h> #include <C_CkStringBuilder.h> void ChilkatSample(void) { HCkHttp http; BOOL success; HCkJsonObject json; HCkHttpResponse resp; HCkStringBuilder sbResponseBody; HCkJsonObject jResp; int respStatusCode; const char *token; const char *expires_after; int i; int count_i; // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. http = CkHttp_Create(); // Implements the following CURL command: // curl -X POST https://your-webapp-hostname:your-webapp-port/v1/users/login \ // -H 'Content-Type: application/json' \ // --user 'username:password' \ // -d '{}' CkHttp_putLogin(http,"username"); CkHttp_putPassword(http,"password"); // The following JSON is sent in the request body. // {} json = CkJsonObject_Create(); CkHttp_SetRequestHeader(http,"Content-Type","application/json"); resp = CkHttp_PostJson3(http,"https://your-webapp-hostname:your-webapp-port/v1/users/login","application/json",json); if (CkHttp_getLastMethodSuccess(http) == FALSE) { printf("%s\n",CkHttp_lastErrorText(http)); CkHttp_Dispose(http); CkJsonObject_Dispose(json); return; } sbResponseBody = CkStringBuilder_Create(); CkHttpResponse_GetBodySb(resp,sbResponseBody); jResp = CkJsonObject_Create(); CkJsonObject_LoadSb(jResp,sbResponseBody); CkJsonObject_putEmitCompact(jResp,FALSE); printf("Response Body:\n"); printf("%s\n",CkJsonObject_emit(jResp)); respStatusCode = CkHttpResponse_getStatusCode(resp); printf("Response Status Code = %d\n",respStatusCode); if (respStatusCode >= 400) { printf("Response Header:\n"); printf("%s\n",CkHttpResponse_header(resp)); printf("Failed.\n"); CkHttpResponse_Dispose(resp); CkHttp_Dispose(http); CkJsonObject_Dispose(json); CkStringBuilder_Dispose(sbResponseBody); CkJsonObject_Dispose(jResp); return; } CkHttpResponse_Dispose(resp); // Sample JSON response: // (Sample code for parsing the JSON response is shown below) // { // "users": [ // { // "token": "eyJhbGciOHlXVCJ9.eyJ1c2VyIjoNTIzMDE2Nn0.mEoF0COaO00Z1cANo", // "expires_after": "2018-03-01 15:29:26+00:00" // } // ] // } // Sample code for parsing the JSON response... // Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat. // See this example explaining how this memory should be used: const char * functions. i = 0; count_i = CkJsonObject_SizeOfArray(jResp,"users"); while (i < count_i) { CkJsonObject_putI(jResp,i); token = CkJsonObject_stringOf(jResp,"users[i].token"); expires_after = CkJsonObject_stringOf(jResp,"users[i].expires_after"); i = i + 1; } CkHttp_Dispose(http); CkJsonObject_Dispose(json); CkStringBuilder_Dispose(sbResponseBody); CkJsonObject_Dispose(jResp); } |
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