Sample code for 30+ languages & platforms
Perl

SharePoint -- Get File Metadata (File Size, Last-Modified Date/Time, etc.)

See more SharePoint Examples

Demonstrates how to get a file's metdata, which includes the file size, last-modified date/time, name, server relative URL, etc.

Chilkat Perl Downloads

Perl
use chilkat();

$success = 0;

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

$http = chilkat::CkHttp->new();

# 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(1);

# 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");

$url = "https://SHAREPOINT_HTTPS_DOMAIN/_api/web/GetFileByServerRelativeUrl('/Documents/VCAC-document.docx')";

$jsonReply = $http->quickGetStr($url);
if ($http->get_LastMethodSuccess() == 0) {
    print $http->lastErrorText() . "\r\n";
    exit;
}

# Examine the file's metadata in JSON format.
$json = chilkat::CkJsonObject->new();
$json->Load($jsonReply);
$json->put_EmitCompact(0);

# 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) {
    print $json->emit() . "\r\n";
    print "Failed." . "\r\n";
    exit;
}

print $json->emit() . "\r\n";

print "--------" . "\r\n";
print "Server relative URL: " . $json->stringOf("d.ServerRelativeUrl") . "\r\n";

$fileSize = $json->IntOf("d.Length");
print "File Size = " . $fileSize . "\r\n";

$lastmod = chilkat::CkDateTime->new();
$lastmod->SetFromTimestamp($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:
$bLocalTime = 0;
print $lastmod->getAsRfc822($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 = 1;
print $lastmod->getAsRfc822($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). 
$unixTime = $lastmod->GetAsUnixTime($bLocalTime);
print "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:
$dtObj = chilkat::CkDtObj->new();
$lastmod->ToDtObj($bLocalTime,$dtObj);

if ($lastmod->get_LastMethodSuccess() == 0) {
    print "This should never really happen!" . "\r\n";
    exit;
}

print $dtObj->get_Day() . "-" . $dtObj->get_Month() . "-" . $dtObj->get_Year() . " " . $dtObj->get_Hour()
     . ":" . $dtObj->get_Minute() . ":" . $dtObj->get_Second() . "\r\n";

# -------------------------------------------------
# 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"
#   }
# }
#