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Unicode C

SharePoint -- Get File Property

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Demonstrates how to get a specific property of a SharePoint file. Any of the following properties can be retrieved:
  • Author: Gets a value that specifies the user who added the file.
  • CheckedOutByUser: Gets a value that returns the user who has checked out the file.
  • CheckInComment: Gets a value that returns the comment used when a document is checked in to a document library.
  • CheckOutType: Gets a value that indicates how the file is checked out of a document library. Represents an
  • ContentTag: Returns internal version of content, used to validate document equality for read purposes.
  • CustomizedPageStatus: Gets a value that specifies the customization status of the file. Represents an
  • ETag: Gets a value that specifies the ETag value.
  • Exists: Gets a value that specifies whether the file exists.
  • Length: Gets the size of the file in bytes, excluding the size of any Web Parts that are used in the file.
  • Level: Gets a value that specifies the publishing level of the file. Represents an
  • ListItemAllFields: Gets a value that specifies the list item field values for the list item corresponding to the file.
  • LockedByUser: Gets a value that returns the user that owns the current lock on the file.
  • MajorVersion: Gets a value that specifies the major version of the file.
  • MinorVersion: Gets a value that specifies the minor version of the file.
  • ModifiedBy: Gets a value that returns the user who last modified the file.
  • Name: Gets the name of the file including the extension.
  • ServerRelativeUrl: Gets the relative URL of the file based on the URL for the server.
  • TimeCreated: Gets a value that specifies when the file was created.
  • TimeLastModified: Gets a value that specifies when the file was last modified.
  • Title: Gets a value that specifies the display name of the file.
  • UiVersion: Gets a value that specifies the implementation-specific version identifier of the file.
  • UiVersionLabel: Gets a value that specifies the implementation-specific version identifier of the file.
  • Versions: Gets a value that returns a collection of file version objects that represent the versions of the file.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkHttpW.h>
#include <C_CkJsonObjectW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttpW http;
    const wchar_t *url;
    const wchar_t *jsonReply;
    HCkJsonObjectW json;
    int numVersions;
    int i;

    success = FALSE;

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

    http = CkHttpW_Create();

    //  If SharePoint Windows classic authentication is used, then set the 
    //  Login, Password, LoginDomain, and NtlmAuth properties.
    CkHttpW_putLogin(http,L"SHAREPOINT_USERNAME");
    CkHttpW_putPassword(http,L"SHAREPOINT_PASSWORD");
    CkHttpW_putLoginDomain(http,L"SHAREPOINT_NTLM_DOMAIN");
    CkHttpW_putNtlmAuth(http,TRUE);

    //  The more common case is to use SharePoint Online authentication (via the SPOIDCRL cookie).
    //  If so, do not set Login, Password, LoginDomain, and NtlmAuth, and instead
    //  establish the cookie as shown at SharePoint Online Authentication

    //  Indicate that we want a JSON reply
    CkHttpW_putAccept(http,L"application/json;odata=verbose");
    CkHttpW_putAcceptCharset(http,L"utf-8");

    //  Get the Author property.
    url = L"https://SHAREPOINT_HTTPS_DOMAIN/_api/web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')/Author";

    jsonReply = CkHttpW_quickGetStr(http,url);
    if (CkHttpW_getLastMethodSuccess(http) != TRUE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        return;
    }

    json = CkJsonObjectW_Create();
    CkJsonObjectW_Load(json,jsonReply);
    CkJsonObjectW_putEmitCompact(json,FALSE);

    //  Make sure it was a success response, and that we really have metadata.
    //  If it was an error response, then the JSON is error information..
    if (CkHttpW_getLastStatus(http) != 200) {
        wprintf(L"%s\n",CkJsonObjectW_emit(json));
        wprintf(L"Failed.\n");
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        return;
    }

    wprintf(L"%s\n",CkJsonObjectW_emit(json));

    //  The Author property returns JSON looking like this:

    //  {
    //    "d": {
    //      "__metadata": {
    //        "id": "Web/GetUserById(18)",
    //        "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetUserById(18)",
    //        "type": "SP.User"
    //      },
    //      "Groups": {
    //        "__deferred": {
    //          "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetUserById(18)/Groups"
    //        }
    //      },
    //      "Id": 18,
    //      "IsHiddenInUI": false,
    //      "LoginName": "i:0#.w|mydomain\\msmith",
    //      "Title": "Mike Smith",
    //      "PrincipalType": 1,
    //      "Email": "msmith@mydomain.com",
    //      "IsSiteAdmin": false,
    //      "UserId": {
    //        "__metadata": {
    //          "type": "SP.UserIdInfo"
    //        },
    //        "NameId": "s-1-5-21-3433503314-2897774614-343593928-1137",
    //        "NameIdIssuer": "urn:office:idp:activedirectory"
    //      }
    //    }
    //  }
    //  

    //  Get the Title and Email:
    wprintf(L"----\n");
    wprintf(L"Title: %s\n",CkJsonObjectW_stringOf(json,L"d.Title"));
    wprintf(L"Email: %s\n",CkJsonObjectW_stringOf(json,L"d.Email"));
    wprintf(L"----\n");

    //  --------------------------------------------------------------------

    //  Get the Versions property.
    url = L"https://SHAREPOINT_HTTPS_DOMAIN/_api/web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')/Versions";

    jsonReply = CkHttpW_quickGetStr(http,url);
    if (CkHttpW_getLastMethodSuccess(http) != TRUE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        return;
    }

    CkJsonObjectW_Load(json,jsonReply);
    wprintf(L"%s\n",CkJsonObjectW_emit(json));

    //  The Versions JSON reply looks like this:

    //  {
    //    "d": {
    //      "results": [
    //        {
    //          "__metadata": {
    //            "id": "a8d025e2-8255-4487-9edb-9e796ab2889c",
    //            "type": "SP.FileVersion"
    //          },
    //          "CreatedBy": {
    //            "__deferred": {
    //              "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/CreatedBy"
    //            }
    //          },
    //          "CheckInComment": "",
    //          "Created": "2016-03-15T02:22:26Z",
    //          "ID": 1,
    //          "IsCurrentVersion": false,
    //          "Size": 21082,
    //          "Url": "_vti_history/1/Documents/VCAC-document.docx",
    //          "VersionLabel": "0.1"
    //        },
    //        {
    //          "__metadata": {
    //            "id": "8ab3eadd-9126-4f65-a2a3-3b0689c592d6",
    //            "type": "SP.FileVersion"
    //          },
    //          "CreatedBy": {
    //            "__deferred": {
    //              "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/CreatedBy"
    //            }
    //          },
    //          "CheckInComment": "",
    //          "Created": "2016-03-15T05:28:24Z",
    //          "ID": 2,
    //          "IsCurrentVersion": false,
    //          "Size": 21082,
    //          "Url": "_vti_history/2/Documents/VCAC-document.docx",
    //          "VersionLabel": "0.2"
    //        }
    //      ]
    //    }
    //  }
    //  

    //  Get each VersionLabel, Size, and Url...
    numVersions = CkJsonObjectW_SizeOfArray(json,L"d.results");
    i = 0;
    while (i < numVersions) {
        CkJsonObjectW_putI(json,i);
        wprintf(L"---- i = %d\n",i);
        wprintf(L"VersionLabel: %s\n",CkJsonObjectW_stringOf(json,L"d.results[i].VersionLabel"));
        wprintf(L"Url: %s\n",CkJsonObjectW_stringOf(json,L"d.results[i].Url"));
        wprintf(L"Size: %d\n",CkJsonObjectW_IntOf(json,L"d.results[i].Size"));
        i = i + 1;
    }

    //  The output is:

    //  ---- i = 0
    //  VersionLabel: 0.1
    //  Url: _vti_history/1/Documents/VCAC-document.docx
    //  Size: 21082
    //  ---- i = 1
    //  VersionLabel: 0.2
    //  Url: _vti_history/2/Documents/VCAC-document.docx
    //  Size: 21082


    CkHttpW_Dispose(http);
    CkJsonObjectW_Dispose(json);

    }