Chilkat Examples

ChilkatHOMEAndroid™Classic ASPCC++C#Mono C#.NET Core C#C# UWP/WinRTDataFlexDelphi ActiveXDelphi DLLVisual FoxProJavaLianjaMFCObjective-CPerlPHP ActiveXPHP ExtensionPowerBuilderPowerShellPureBasicCkPythonChilkat2-PythonRubySQL ServerSwift 2Swift 3,4,5...TclUnicode CUnicode C++Visual Basic 6.0VB.NETVB.NET UWP/WinRTVBScriptXojo PluginNode.jsExcelGo

SQL Server Examples

Web API Categories

ASN.1
Amazon EC2
Amazon Glacier
Amazon S3
Amazon S3 (new)
Amazon SES
Amazon SNS
Amazon SQS
Async
Azure Cloud Storage
Azure Service Bus
Azure Table Service
Base64
Bounced Email
Box
CAdES
CSR
CSV
Certificates
Compression
DKIM / DomainKey
DSA
Diffie-Hellman
Digital Signatures
Dropbox
Dynamics CRM
ECC
Ed25519
Email Object
Encryption
FTP
FileAccess
Firebase
GMail REST API
GMail SMTP/IMAP/POP
Geolocation
Google APIs
Google Calendar
Google Cloud SQL
Google Cloud Storage
Google Drive
Google Photos
Google Sheets
Google Tasks
Gzip
HTML-to-XML/Text

HTTP
HTTP Misc
IMAP
JSON
JSON Web Encryption (JWE)
JSON Web Signatures (JWS)
JSON Web Token (JWT)
Java KeyStore (JKS)
MHT / HTML Email
MIME
MS Storage Providers
Microsoft Graph
NTLM
OAuth1
OAuth2
Office365
OneDrive
OpenSSL
Outlook
Outlook Calendar
PDF Signatures
PEM
PFX/P12
POP3
PRNG
REST
REST Misc
RSA
SCP
SCard
SFTP
SMTP
SSH
SSH Key
SSH Tunnel
ScMinidriver
SharePoint
Socket/SSL/TLS
Spider
Stream
Tar Archive
Upload
WebSocket
XAdES
XML
XML Digital Signatures
XMP
Zip
curl

 

 

 

(SQL Server) SharePoint -- Download Newer Files

Demonstrates how to download all files from a SharePoint folder that are newer than the local files.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @sTmp1 nvarchar(4000)
    --  This requires the Chilkat API to have been previously unlocked.
    --  See Global Unlock Sample for sample code.

    --  -------------------------------------------------------------------------
    --  The following comments apply to SharePoint Windows classic authentication.
    --  -------------------------------------------------------------------------
    --  For example, imagine our SharePoint endpoint is https://xyzoffice.mycompany.com/
    --  The SHAREPOINT_NTLM_DOMAIN would be "mycompany.com"
    --  The SHAREPOINT_HTTPS_DOMAIN would be "xyzoffice.mycompany.com"
    --  Also, the SHAREPOINT_USERNAME would be just the name, not a full email address.
    --  for example, "chilkat" instead of "chilkat@mycompany.com"

    DECLARE @http int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Http', @http OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    --  If SharePoint Windows classic authentication is used, then set the
    --  Login, Password, LoginDomain, and NtlmAuth properties.
    EXEC sp_OASetProperty @http, 'Login', 'SHAREPOINT_USERNAME'
    EXEC sp_OASetProperty @http, 'Password', 'SHAREPOINT_PASSWORD'
    EXEC sp_OASetProperty @http, 'LoginDomain', 'SHAREPOINT_NTLM_DOMAIN'
    EXEC sp_OASetProperty @http, '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
    --  -------------------------------------------------------------------------

    --  First we'll download a list of all the files in the /Documents folder.
    --  This provides the names and last-modified date/times of the files located
    --  on the SharePoint server.
    EXEC sp_OASetProperty @http, 'Accept', 'application/json;odata=verbose'

    DECLARE @sbJson int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbJson OUT

    DECLARE @success int
    EXEC sp_OAMethod @http, 'QuickGetSb', @success OUT, 'https://SHAREPOINT_HTTPS_DOMAIN/_api/web/GetFolderByServerRelativeUrl(''/Documents'')/Files', @sbJson
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @http
        EXEC @hr = sp_OADestroy @sbJson
        RETURN
      END

    --  Before proceeding, make sure the local directory where we'll be downloading files exists.
    DECLARE @fac int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.FileAccess', @fac OUT

    EXEC sp_OAMethod @fac, 'DirEnsureExists', @success OUT, 'qa_output/sharepoint/Documents'

    --  OK.. load the JSON and iterate over each file
    DECLARE @json int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.JsonObject', @json OUT

    EXEC sp_OAMethod @json, 'LoadSb', @success OUT, @sbJson

    DECLARE @numFiles int
    EXEC sp_OAMethod @json, 'SizeOfArray', @numFiles OUT, 'd.results'

    PRINT 'Number of Files in the SharePoint /Documents folder = ' + @numFiles

    DECLARE @lastModRemote int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.CkDateTime', @lastModRemote OUT

    DECLARE @lastModLocal int

    DECLARE @localPath int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @localPath OUT

    DECLARE @fileUrl int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @fileUrl OUT

    DECLARE @i int
    SELECT @i = 0
    WHILE @i < @numFiles
      BEGIN
        EXEC sp_OASetProperty @json, 'I', @i

        DECLARE @filename nvarchar(4000)
        EXEC sp_OAMethod @json, 'StringOf', @filename OUT, 'd.results[i].Name'
        DECLARE @sLastModified nvarchar(4000)
        EXEC sp_OAMethod @json, 'StringOf', @sLastModified OUT, 'd.results[i].TimeLastModified'




        PRINT @i + 1 + ': ' + @filename + ' (' + @sLastModified + ')'

        EXEC sp_OAMethod @lastModRemote, 'SetFromTimestamp', @success OUT, @sLastModified

        DECLARE @bDownload int
        SELECT @bDownload = 0
        --  Check to see if the local file exists.  If not, then download.
        EXEC sp_OAMethod @localPath, 'SetString', @success OUT, 'qa_output/sharepoint/Documents/'
        EXEC sp_OAMethod @localPath, 'Append', @success OUT, @filename
        EXEC sp_OAMethod @localPath, 'GetAsString', @sTmp0 OUT
        EXEC sp_OAMethod @fac, 'FileExists', @iTmp0 OUT, @sTmp0
        IF @iTmp0 <> 1
          BEGIN

            PRINT 'This file does not exist locally.'
            SELECT @bDownload = 1
          END
        ELSE
          BEGIN
            --  Get the local file's date time and compare with the remote file date/time.
            EXEC sp_OAMethod @localPath, 'GetAsString', @sTmp0 OUT
            EXEC sp_OAMethod @fac, 'GetLastModified', @lastModLocal OUT, @sTmp0
            EXEC sp_OAGetProperty @fac, 'LastMethodSuccess', @iTmp0 OUT
            IF @iTmp0 = 1
              BEGIN
                --  Get the difference in seconds between the local and remote last-modified times.
                --  if the return value is negative, then the caller's time is
                --  older than the argument.  (in this case, a negative return value means
                --  the local file is older than the remote file.

                --  Note: The DiffSeconds method was found to be missing in the Chilkat .NET build
                --  (and possibly in other builds). It will be present in the v9.5.0.67 release and later.
                DECLARE @numSeconds int
                EXEC sp_OAMethod @lastModLocal, 'DiffSeconds', @numSeconds OUT, @lastModRemote
                IF @numSeconds < 0
                  BEGIN

                    PRINT 'The local file is older than the remote file.'
                    SELECT @bDownload = 1
                  END
                EXEC @hr = sp_OADestroy @lastModLocal

              END
            ELSE
              BEGIN

                PRINT 'Unable to get the local file''s last-modified date/time.'
                EXEC sp_OAGetProperty @fac, 'LastErrorText', @sTmp0 OUT
                PRINT @sTmp0
              END
          END

        IF @bDownload = 1
          BEGIN
            EXEC sp_OAMethod @fileUrl, 'SetString', @success OUT, 'https://SHAREPOINT_HTTPS_DOMAIN/_api/web/GetFolderByServerRelativeUrl(''/Documents'')/Files('''
            EXEC sp_OAMethod @fileUrl, 'Append', @success OUT, @filename
            EXEC sp_OAMethod @fileUrl, 'Append', @success OUT, ''')/$value'


            PRINT 'Downloading ' + @filename

            EXEC sp_OAMethod @fileUrl, 'GetAsString', @sTmp0 OUT
            EXEC sp_OAMethod @localPath, 'GetAsString', @sTmp1 OUT
            EXEC sp_OAMethod @http, 'Download', @success OUT, @sTmp0, @sTmp1
            IF @success <> 1
              BEGIN
                EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
                PRINT @sTmp0
                EXEC @hr = sp_OADestroy @http
                EXEC @hr = sp_OADestroy @sbJson
                EXEC @hr = sp_OADestroy @fac
                EXEC @hr = sp_OADestroy @json
                EXEC @hr = sp_OADestroy @lastModRemote
                EXEC @hr = sp_OADestroy @localPath
                EXEC @hr = sp_OADestroy @fileUrl
                RETURN
              END

            --  Set the local file's last-modified date/time to that of the server's.
            EXEC sp_OAMethod @localPath, 'GetAsString', @sTmp0 OUT
            EXEC sp_OAMethod @fac, 'SetLastModified', @success OUT, @sTmp0, @lastModRemote

          END

        SELECT @i = @i + 1
      END


    PRINT 'All finished.'

    EXEC @hr = sp_OADestroy @http
    EXEC @hr = sp_OADestroy @sbJson
    EXEC @hr = sp_OADestroy @fac
    EXEC @hr = sp_OADestroy @json
    EXEC @hr = sp_OADestroy @lastModRemote
    EXEC @hr = sp_OADestroy @localPath
    EXEC @hr = sp_OADestroy @fileUrl


END
GO

 

© 2000-2021 Chilkat Software, Inc. All Rights Reserved.