private/http/Prepare-MultipartUpload.ps1
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Function Prepare-MultipartUpload { param( [Parameter(Mandatory=$true)][String]$path, [Parameter(Mandatory=$false)]$part = $false ) # default settings $uploadEncoding = "ISO-8859-1" $crlf = "`r`n"; # if multipart, remove the part prefix $fileItem = Get-Item -Path $path if ($part) { $fileName = $fileItem.Name.Substring(0, $fileItem.Name.lastIndexOf('.')) } else { $fileName = $fileItem.Name } # get file, load and encode it $fileBytes = [System.IO.File]::ReadAllBytes($fileItem.FullName); $fileEncoded = [System.Text.Encoding]::GetEncoding($uploadEncoding).GetString($fileBytes); # create guid for multipart upload $boundary = [System.Guid]::NewGuid().ToString(); # create body $body = ( "--$( $boundary )", "Content-Disposition: form-data; name=`"file`"; filename=`"$( $fileName )`"", "Content-Type: application/octet-stream$( $crlf )", $fileEncoded, "--$( $boundary )--$( $crlf )" ) -join $crlf # put it together @{ "body"=$body "contentType"="multipart/form-data; boundary=""$( $boundary )""" } } |