Public/Save-DokuAttachment.ps1
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function Save-DokuAttachment { <# .SYNOPSIS Returns the binary data of a media file .DESCRIPTION Returns the binary data of a media file .PARAMETER DokuSession The DokuSession from which to get the attachment .PARAMETER FullName The full name of the file to get .PARAMETER Path The path to save the attachment to, including filename & extension .PARAMETER Force Force creation of output file, overwriting any existing files with the same name .EXAMPLE PS C:\> Save-DokuAttachment -DokuSession $DokuSession -FullName 'value2' -Path 'value3' .OUTPUTS System.IO.FileInfo .NOTES AndyDLP - 2018-05-26 #> [CmdletBinding(PositionalBinding = $true)] [OutputType([System.IO.FileInfo])] param ( [Parameter(Mandatory = $true, Position = 1, HelpMessage = 'The DokuSession from which to get the attachment')] [ValidateNotNullOrEmpty()] [DokuWiki.Session.Detail]$DokuSession, [Parameter(Mandatory = $true, Position = 2, ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true, HelpMessage = 'The full name of the file to get')] [ValidateNotNullOrEmpty()] [string[]]$FullName, [Parameter(Mandatory = $false, Position = 3, HelpMessage = 'The path to save the attachment to, including filename & extension')] [ValidateScript({ Test-Path -Path $_ -IsValid })] [string]$Path, [Parameter(HelpMessage = 'Force creation of output file, overwriting any existing files')] [switch]$Force ) begin { } # begin process { foreach ($AttachmentName in $FullName) { $APIResponse = Invoke-DokuApiCall -DokuSession $DokuSession -MethodName 'wiki.getAttachment' -MethodParameters @($AttachmentName) if ($APIResponse.CompletedSuccessfully -eq $true) { if ((Test-Path -Path $Path) -and (!$Force)) { Write-Error "File with that name already exists at: $Path" } else { Remove-Item -Path $Path -Force -ErrorAction Stop $RawFileData = [string]($APIResponse.XMLPayloadResponse | Select-Xml -XPath "//value/base64").node.InnerText $RawBytes = [Convert]::FromBase64String($RawFileData) [IO.File]::WriteAllBytes($Path, $RawBytes) | Out-Null $ItemObject = (Get-Item -Path $Path) $ItemObject } } elseif ($null -eq $APIResponse.ExceptionMessage) { Write-Error "Fault code: $($APIResponse.FaultCode) - Fault string: $($APIResponse.FaultString)" } else { Write-Error "Exception: $($APIResponse.ExceptionMessage)" } } # foreach attachment } # process end { } # end } |