Unicode C Google Drive: List a File's Permissions

Back to Index

List the permissions for a file by file id. (In this example the file id = 1R_70heIyzIAu1_u0prXbYcaIiJRVkgBl)

Documentation: https://developers.google.com/drive/v3/reference/permissions/list

#include <C_CkRestW.h>
#include <C_CkOAuth2W.h>
#include <C_CkStringBuilderW.h>
#include <C_CkJsonObjectW.h>

void ChilkatSample(void)
    {
    HCkRestW rest;
    BOOL success;
    HCkOAuth2W oauth2;
    HCkStringBuilderW sbJson;
    HCkJsonObjectW json;
    const wchar_t *kind;
    int i;
    int count_i;
    const wchar_t *id;
    const wchar_t *type;
    const wchar_t *role;
    BOOL allowFileDiscovery;

    rest = CkRestW_Create();

    //   Provide a previously obtained OAuth2 access token.
    oauth2 = CkOAuth2W_Create();
    CkOAuth2W_putAccessToken(oauth2,L"OAUTH2_ACCESS_TOKEN");
    CkRestW_SetAuthOAuth2(rest,oauth2);

    success = CkRestW_Connect(rest,L"www.googleapis.com",443,TRUE,TRUE);
    if (success != TRUE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        CkOAuth2W_Dispose(oauth2);
        return;
    }

    CkRestW_AddQueryParam(rest,L"includeTeamDriveItems",L"true");
    CkRestW_AddQueryParam(rest,L"supportsTeamDrives",L"true");

    sbJson = CkStringBuilderW_Create();
    success = CkRestW_FullRequestNoBodySb(rest,L"GET",L"/drive/v3/files/1R_70heIyzIAu1_u0prXbYcaIiJRVkgBl/permissions",sbJson);
    if (success != TRUE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        CkOAuth2W_Dispose(oauth2);
        CkStringBuilderW_Dispose(sbJson);
        return;
    }

    if (CkRestW_getResponseStatusCode(rest) != 200) {
        wprintf(L"Received error response code: %d\n",CkRestW_getResponseStatusCode(rest));
        wprintf(L"Response body:\n");
        wprintf(L"%s\n",CkStringBuilderW_getAsString(sbJson));
        CkRestW_Dispose(rest);
        CkOAuth2W_Dispose(oauth2);
        CkStringBuilderW_Dispose(sbJson);
        return;
    }

    json = CkJsonObjectW_Create();
    CkJsonObjectW_LoadSb(json,sbJson);

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

    kind = CkJsonObjectW_stringOf(json,L"kind");
    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(json,L"permissions");
    while (i < count_i) {
        CkJsonObjectW_putI(json,i);
        kind = CkJsonObjectW_stringOf(json,L"permissions[i].kind");
        id = CkJsonObjectW_stringOf(json,L"permissions[i].id");
        type = CkJsonObjectW_stringOf(json,L"permissions[i].type");
        role = CkJsonObjectW_stringOf(json,L"permissions[i].role");
        allowFileDiscovery = CkJsonObjectW_BoolOf(json,L"permissions[i].allowFileDiscovery");
        i = i + 1;
    }

    wprintf(L"Example Completed.\n");


    CkRestW_Dispose(rest);
    CkOAuth2W_Dispose(oauth2);
    CkStringBuilderW_Dispose(sbJson);
    CkJsonObjectW_Dispose(json);

    }

Sample JSON Response Body

{
  "kind": "drive#permissionList",
  "permissions": [
    {
      "kind": "drive#permission",
      "id": "07604395918166943595k",
      "type": "domain",
      "role": "reader",
      "allowFileDiscovery": false
    },
    {
      "kind": "drive#permission",
      "id": "05909037819814716957",
      "type": "user",
      "role": "organizer"
    },
    {
      "kind": "drive#permission",
      "id": "13254573739200948291",
      "type": "user",
      "role": "organizer"
    }
  ]
}