Chilkat Online Tools

GetContentSummary C Example

Amazon Wisdom

#include <C_CkRest.h>
#include <C_CkAuthAws.h>
#include <C_CkStringBuilder.h>
#include <C_CkJsonObject.h>

void ChilkatSample(void)
    {
    HCkRest rest;
    BOOL success;
    HCkAuthAws authAws;
    HCkStringBuilder sbResponseBody;
    int respStatusCode;
    HCkJsonObject jResp;
    const char *ContentArn;
    const char *ContentId;
    const char *ContentType;
    const char *KnowledgeBaseArn;
    const char *KnowledgeBaseId;
    const char *v_String;
    const char *Name;
    const char *RevisionId;
    const char *Status;
    const char *TagsString;
    const char *Title;

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

    rest = CkRest_Create();

    authAws = CkAuthAws_Create();
    CkAuthAws_putAccessKey(authAws,"AWS_ACCESS_KEY");
    CkAuthAws_putSecretKey(authAws,"AWS_SECRET_KEY");

    // Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
    CkAuthAws_putRegion(authAws,"us-west-2");
    CkAuthAws_putServiceName(authAws,"wisdom");
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    CkRest_SetAuthAws(rest,authAws);

    // URL: https://wisdom.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = CkRest_Connect(rest,"wisdom.us-west-2.amazonaws.com",443,TRUE,TRUE);
    if (success != TRUE) {
        printf("ConnectFailReason: %d\n",CkRest_getConnectFailReason(rest));
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        return;
    }

    CkRest_AddHeader(rest,"Content-Type","application/x-amz-json-1.1");
    CkRest_AddHeader(rest,"X-Amz-Target","GetContentSummary");

    sbResponseBody = CkStringBuilder_Create();
    success = CkRest_FullRequestNoBodySb(rest,"GET","/knowledgeBases/{knowledgeBaseId}/contents/{contentId}/summary",sbResponseBody);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

    respStatusCode = CkRest_getResponseStatusCode(rest);
    printf("response status code = %d\n",respStatusCode);
    if (respStatusCode != 200) {
        printf("Response Header:\n");
        printf("%s\n",CkRest_responseHeader(rest));
        printf("Response Body:\n");
        printf("%s\n",CkStringBuilder_getAsString(sbResponseBody));
        CkRest_Dispose(rest);
        CkAuthAws_Dispose(authAws);
        CkStringBuilder_Dispose(sbResponseBody);
        return;
    }

    jResp = CkJsonObject_Create();
    CkJsonObject_LoadSb(jResp,sbResponseBody);

    // The following code parses the JSON response.
    // A sample JSON response is shown below the sample code.

    // Use this online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    // 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.

    ContentArn = CkJsonObject_stringOf(jResp,"contentSummary.contentArn");
    ContentId = CkJsonObject_stringOf(jResp,"contentSummary.contentId");
    ContentType = CkJsonObject_stringOf(jResp,"contentSummary.contentType");
    KnowledgeBaseArn = CkJsonObject_stringOf(jResp,"contentSummary.knowledgeBaseArn");
    KnowledgeBaseId = CkJsonObject_stringOf(jResp,"contentSummary.knowledgeBaseId");
    v_String = CkJsonObject_stringOf(jResp,"contentSummary.metadata.string");
    Name = CkJsonObject_stringOf(jResp,"contentSummary.name");
    RevisionId = CkJsonObject_stringOf(jResp,"contentSummary.revisionId");
    Status = CkJsonObject_stringOf(jResp,"contentSummary.status");
    TagsString = CkJsonObject_stringOf(jResp,"contentSummary.tags.string");
    Title = CkJsonObject_stringOf(jResp,"contentSummary.title");

    // A sample JSON response body parsed by the above code:

    // {
    //   "contentSummary": {
    //     "contentArn": "string",
    //     "contentId": "string",
    //     "contentType": "string",
    //     "knowledgeBaseArn": "string",
    //     "knowledgeBaseId": "string",
    //     "metadata": {
    //       "string": "string"
    //     },
    //     "name": "string",
    //     "revisionId": "string",
    //     "status": "string",
    //     "tags": {
    //       "string": "string"
    //     },
    //     "title": "string"
    //   }
    // }


    CkRest_Dispose(rest);
    CkAuthAws_Dispose(authAws);
    CkStringBuilder_Dispose(sbResponseBody);
    CkJsonObject_Dispose(jResp);

    }