Tcl

SharePoint -- Update the Contents of a File (PUT)

Demonstrates how to update the contents of a SharePoint file. Tcl

load ./chilkat.dll

set success 0

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

set http [new_CkHttp]

# If SharePoint Windows classic authentication is used, then set the 
# Login, Password, LoginDomain, and NtlmAuth properties.
CkHttp_put_Login $http "SHAREPOINT_USERNAME"
CkHttp_put_Password $http "SHAREPOINT_PASSWORD"
CkHttp_put_LoginDomain $http "SHAREPOINT_NTLM_DOMAIN"
CkHttp_put_NtlmAuth $http 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
CkHttp_put_Accept $http "application/json;odata=verbose"

# Update /Documents/ChilkatTest/sample.docx with new content...
set req [new_CkHttpRequest]

CkHttpRequest_put_HttpVerb $req "POST"
CkHttpRequest_put_Path $req "/_api/web/GetFileByServerRelativeUrl('/Documents/ChilkatTest/sample.docx')/$value"
# Give the location of the file to be uploaded.  
# Note: The file is not loaded into memory at this point.  It is never fully loaded
# into memory.  Instead, the file data is streamed directly from the file when
# when the upload occurs.
CkHttpRequest_StreamBodyFromFile $req "qa_data/msword/sample.docx"

# We need to add a form digest value in the X-RequestDigest header field.
# See this example for details on
# how to get (and cache) a form digest value
CkHttpRequest_AddHeader $req "X-RequestDigest" "SHAREPOINT_FORM_DIGEST"

# Also need to add this header..
CkHttpRequest_AddHeader $req "X-HTTP-Method" "PUT"

# Upload..
set bUseTls 1
set resp [new_CkHttpResponse]

set success [CkHttp_HttpSReq $http "SHAREPOINT_HTTPS_DOMAIN" 443 $bUseTls $req $resp]
if {$success == 0} then {
    puts [CkHttp_lastErrorText $http]
    delete_CkHttp $http
    delete_CkHttpRequest $req
    delete_CkHttpResponse $resp
    exit
}

# A successful update will return a 204 status code with an empty body.
# A non-successful update will return a JSON response body..
if {[CkHttpResponse_get_StatusCode $resp] != 204} then {
    puts "Response status code = [CkHttpResponse_get_StatusCode $resp]"
    set json [new_CkJsonObject]

    CkJsonObject_Load $json [CkHttpResponse_bodyStr $resp]
    CkJsonObject_put_EmitCompact $json 0
    puts [CkJsonObject_emit $json]
    puts "Failed"
    delete_CkHttp $http
    delete_CkHttpRequest $req
    delete_CkHttpResponse $resp
    delete_CkJsonObject $json
    exit
}

puts "Success."

delete_CkHttp $http
delete_CkHttpRequest $req
delete_CkHttpResponse $resp
delete_CkJsonObject $json