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C

hotelbeds.com REST API Authentication

See more HTTP Misc Examples

Demonstrates how to calculate the X-Signature header and add to requests sent to api.test.hotelbeds.com.

Chilkat C Downloads

C
#include <C_CkDateTime.h>
#include <C_CkStringBuilder.h>
#include <C_CkCrypt2.h>
#include <C_CkHttp.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkDateTime dt;
    BOOL bLocalTime;
    const char *unixTimeStr;
    const char *apiKey;
    const char *secret;
    HCkStringBuilder sb;
    HCkCrypt2 crypt;
    const char *signature;
    HCkHttp http;
    const char *jsonResponse;

    success = FALSE;

    //  This example requires the Chilkat API to have been previously unlocked.
    //  See Global Unlock Sample for sample code.

    //  This example duplicates the following CURL statement provided in the hotelbeds.com "Getting Started"
    //  developer documentation:

    //  #!/bin/bash 
    //  apiKey="yourApiKey"
    //  secret="yourSecret"
    //  curl -i \
    //    -X GET \
    //    -H 'Accept:application/json' \
    //    -H 'Api-key:'$apiKey'' \
    //    -H 'X-Signature:'$(echo -n ${apiKey}${secret}$(date +%s)|sha256sum|awk '{ print $1}')'' \
    //    https://api.test.hotelbeds.com/hotel-api/1.0/status

    //  The "date + %s" command emits a UNIX date/time number such as 1605548842
    //  We need to concatenate the apiKey, secret, and current date/time in UNIX (numeric) time format.
    dt = CkDateTime_Create();
    CkDateTime_SetFromCurrentSystemTime(dt);
    //  Get the UNIX time string in the GMT timezone.
    bLocalTime = FALSE;
    unixTimeStr = CkDateTime_getAsUnixTimeStr(dt,bLocalTime);
    printf("%s\n",unixTimeStr);

    //  Use your own API key and secret.  (These are not valid values)
    apiKey = "227b20a2cb705e45f3b0a0944672dc07";
    secret = "54dc7ba9e2";

    sb = CkStringBuilder_Create();
    CkStringBuilder_Append(sb,apiKey);
    CkStringBuilder_Append(sb,secret);
    CkStringBuilder_Append(sb,unixTimeStr);

    crypt = CkCrypt2_Create();
    CkCrypt2_putHashAlgorithm(crypt,"sha256");
    CkCrypt2_putEncodingMode(crypt,"hexlower");
    signature = CkCrypt2_hashStringENC(crypt,CkStringBuilder_getAsString(sb));

    printf("%s\n",signature);

    http = CkHttp_Create();

    CkHttp_SetRequestHeader(http,"Accept","application/json");
    CkHttp_SetRequestHeader(http,"Api-key",apiKey);
    CkHttp_SetRequestHeader(http,"X-Signature",signature);

    jsonResponse = CkHttp_quickGetStr(http,"https://api.test.hotelbeds.com/hotel-api/1.0/status");
    printf("%s\n",jsonResponse);
    printf("%d\n",CkHttp_getLastStatus(http));

    //  Sample output:  

    //  1605549542
    //  2146aefb36e7331b3b29aafd7638398ca22e689573224f1a71274d60bd201ec2
    //  {"auditData":{"timestamp":"2020-11-16 18:59:02.430"},"status":"OK"}
    //  200


    CkDateTime_Dispose(dt);
    CkStringBuilder_Dispose(sb);
    CkCrypt2_Dispose(crypt);
    CkHttp_Dispose(http);

    }