Private/Invoke-DokuApiCall.ps1
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function Invoke-DokuApiCall { <# .SYNOPSIS Invokes a DokuWiki API method .DESCRIPTION Invokes a DokuWiki API method using the currently connected (By Connect-DokuServer) API endpoint. .PARAMETER MethodName The method name to invoke .PARAMETER MethodParameters The parameters for the specified method .EXAMPLE PS C:\> $Response = Invoke-DokuApiCall -MethodName wiki.getAllPages .EXAMPLE PS C:\> $Response = Invoke-DokuApiCall -MethodName wiki.getPagaData -MethodParameters @('namespace:pagename') .OUTPUTS PSObject .NOTES AndyDLP - 2019 #> [CmdletBinding()] [OutputType([PSObject])] param ( [Parameter(Mandatory = $true, Position = 1, ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true, HelpMessage = 'The method name to invoke')] [ValidateNotNullOrEmpty()] [string]$MethodName, [Parameter(Mandatory = $false, Position = 2, ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true, HelpMessage = 'The parameters for the specified method')] [array]$MethodParameters ) begin { Write-Verbose "$($MyInvocation.MyCommand.Name):: Function started" } # begin process { $payload = ConvertTo-XmlRpcMethodCall -Name $MethodName -Params $MethodParameters Write-Verbose "XMLRPC payload: $payload" $params = @{ Uri = $Script:DokuServer.TargetUri Method = 'Post' Headers = $Script:DokuServer.Headers Body = $payload ErrorAction = 'Stop' WebSession = $Script:DokuServer.WebSession UseBasicParsing = $Script:DokuServer.UseBasicParsing } $outputObjectParams = @{ TargetUri = $Script:DokuServer.TargetUri Method = $MethodName MethodParameters = $MethodParameters XMLPayloadSent = $payload } try { Write-Verbose "Attempting to connect to API endpoint: $($Script:DokuServer.TargetUri)" $httpResponse = Invoke-WebRequest @params $outputObjectParams.Add('RawHttpResponse',$httpResponse) #$XMLContent = ConvertTo-Xml -InputObject ($httpResponse.Content) -ErrorAction Stop $XMLContent = [xml]($httpResponse.Content) $outputObjectParams.Add('XMLPayloadResponse',$XMLContent) if ($null -ne ($XMLContent | Select-Xml -XPath "//fault").node) { # Web request worked but failed on API side Write-Verbose "Connected to API endpoint: $($Script:DokuServer.TargetUri), but failed to execute API method $MethodName" $outputObjectParams.Add('CompletedSuccessfully',$false) $outputObjectParams.Add('FaultCode',[int]($XMLContent | Select-Xml -XPath "//struct").node.member[0].value.innertext) $outputObjectParams.Add('FaultString',[string]($XMLContent | Select-Xml -XPath "//struct").node.member[1].value.innertext) } elseif ($null -eq ($XMLContent | Select-Xml -XPath "//methodResponse").node) { Write-Verbose "Connected to API endpoint: $($Script:DokuServer.TargetUri) but did not receive valid response" $outputObjectParams.Add('CompletedSuccessfully',$false) $outputObjectParams.Add('ExceptionMessage',"Connected to API endpoint: $($Script:DokuServer.TargetUri) but did not receive valid response") } else { Write-Verbose "Connected to API endpoint: $($Script:DokuServer.TargetUri) and successfully executed API method $MethodName" $outputObjectParams.Add('CompletedSuccessfully',$true) Write-Verbose $XMLContent.InnerXml } } catch [System.Management.Automation.PSInvalidCastException] { Write-Verbose "API responded with data in an invalid format (not XML)" $outputObjectParams.Add('CompletedSuccessfully',$false) $outputObjectParams.Add('ExceptionMessage',$PSItem.Exception.message) } catch [System.Management.Automation.ValidationMetadataException] { Write-Verbose "Error: Invalid parameters possibly NULL DokuServer" $outputObjectParams.Add('CompletedSuccessfully',$false) $outputObjectParams.Add('ExceptionMessage',$PSItem.Exception.message) } catch { Write-Verbose "Failed to connect to API endpoint: $($Script:DokuServer.TargetUri)" $outputObjectParams.Add('CompletedSuccessfully',$false) $outputObjectParams.Add('ExceptionMessage',$PSItem.Exception.message) } $outputObject = [PSCustomObject]$outputObjectParams return $outputObject } # process end { Write-Verbose "$($MyInvocation.MyCommand.Name):: Function ended" } # end } |