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(C++) SharePoint -- Get File Metadata (File Size, Last-Modified Date/Time, etc.)See more SharePoint ExamplesDemonstrates how to get a file's metdata, which includes the file size, last-modified date/time, name, server relative URL, etc.
#include <CkHttp.h> #include <CkJsonObject.h> #include <CkDateTime.h> #include <CkDtObj.h> void ChilkatSample(void) { // This requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. CkHttp http; // If SharePoint Windows classic authentication is used, then set the // Login, Password, LoginDomain, and NtlmAuth properties. http.put_Login("SHAREPOINT_USERNAME"); http.put_Password("SHAREPOINT_PASSWORD"); http.put_LoginDomain("SHAREPOINT_NTLM_DOMAIN"); http.put_NtlmAuth(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 http.put_Accept("application/json;odata=verbose"); http.put_AcceptCharset("utf-8"); const char *url = "https://SHAREPOINT_HTTPS_DOMAIN/_api/web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')"; const char *jsonReply = http.quickGetStr(url); if (http.get_LastMethodSuccess() != true) { std::cout << http.lastErrorText() << "\r\n"; return; } // Examine the file's metadata in JSON format. CkJsonObject json; json.Load(jsonReply); json.put_EmitCompact(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 (http.get_LastStatus() != 200) { std::cout << json.emit() << "\r\n"; std::cout << "Failed." << "\r\n"; return; } std::cout << json.emit() << "\r\n"; std::cout << "--------" << "\r\n"; std::cout << "Server relative URL: " << json.stringOf("d.ServerRelativeUrl") << "\r\n"; int fileSize = json.IntOf("d.Length"); std::cout << "File Size = " << fileSize << "\r\n"; CkDateTime lastmod; lastmod.SetFromTimestamp(json.stringOf("d.TimeLastModified")); // Once we have the CkDateTime object, we can get the date/time in all sorts of formats: // Get as a RFC822 GMT string: bool bLocalTime = false; std::cout << lastmod.getAsRfc822(bLocalTime) << "\r\n"; // Get as an RFC822 string in the local timezone. // (remember, the daylight savings that existed at the given time in the past is applied) bLocalTime = true; std::cout << lastmod.getAsRfc822(bLocalTime) << "\r\n"; // Get as a 32-bit UNIX time (local or GMT..) // The Unix time is number of seconds since the Epoch, 1970-01-01 00:00:00 +0000 (UTC). int unixTime = lastmod.GetAsUnixTime(bLocalTime); std::cout << "Unix time: " << unixTime << "\r\n"; // One can also get the as a "DtObj" object for accessing the individual // parts of the date/time, such as month, day, year, hour, minute, etc. // The DtObj can be obtained in the GMT or local timezone: CkDtObj *dtObj = lastmod.GetDtObj(bLocalTime); if (lastmod.get_LastMethodSuccess() == false) { std::cout << "This should never really happen!" << "\r\n"; return; } std::cout << dtObj->get_Day() << "-" << dtObj->get_Month() << "-" << dtObj->get_Year() << " " << dtObj->get_Hour() << ":" << dtObj->get_Minute() << ":" << dtObj->get_Second() << "\r\n"; delete dtObj; // ------------------------------------------------- // The file's metadata look like this: // { // "d": { // "__metadata": { // "id": "Web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')", // "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')", // "type": "SP.File" // }, // "Author": { // "__deferred": { // "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')/Author" // } // }, // "CheckedOutByUser": { // "__deferred": { // "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')/CheckedOutByUser" // } // }, // "ListItemAllFields": { // "__deferred": { // "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')/ListItemAllFields" // } // }, // "LockedByUser": { // "__deferred": { // "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')/LockedByUser" // } // }, // "ModifiedBy": { // "__deferred": { // "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')/ModifiedBy" // } // }, // "Versions": { // "__deferred": { // "uri": "https://SHAREPOINT_HTTPS_DOMAIN/_api/Web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')/Versions" // } // }, // "CheckInComment": "", // "CheckOutType": 2, // "ContentTag": "{E2F05E75-B3EF-4826-8284-E572D3628A7D},9,10", // "CustomizedPageStatus": 0, // "ETag": "\"{E2F05E75-B3EF-4826-8284-E572D3628A7D},9\"", // "Exists": true, // "Length": "21082", // "Level": 2, // "MajorVersion": 0, // "MinorVersion": 3, // "Name": "VCAC-document.docx", // "ServerRelativeUrl": "/Documents/VCAC-document.docx", // "TimeCreated": "2016-03-04T12:38:01Z", // "TimeLastModified": "2017-01-16T04:44:31Z", // "Title": "", // "UIVersion": 3, // "UIVersionLabel": "0.3" // } // } // } |
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