functions/templating/Get-PSMDTemplate.ps1
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function Get-PSMDTemplate { <# .SYNOPSIS Search for templates to create from. .DESCRIPTION Search for templates to create from. .PARAMETER TemplateName The name of the template to search for. Templates are filtered by this using wildcard comparison. Defaults to "*" (everything). .PARAMETER Store The template store to retrieve tempaltes from. By default, all stores are queried. .PARAMETER Path Instead of a registered store, look in this path for templates. .PARAMETER Tags Only return templates with the following tags. .PARAMETER Author Only return templates by this author. .PARAMETER MinimumVersion Only return templates with at least this version. .PARAMETER RequiredVersion Only return templates with exactly this version. .PARAMETER All Return all versions found. By default, only the latest matching version of a template will be returned. .PARAMETER EnableException Replaces user friendly yellow warnings with bloody red exceptions of doom! Use this if you want the function to throw terminating errors you want to catch. .EXAMPLE PS C:\> Get-PSMDTemplate Returns all templates .EXAMPLE PS C:\> Get-PSMDTemplate -TemplateName module Returns the latest version of the template named module. #> [CmdletBinding(DefaultParameterSetName = 'Store')] Param ( [Parameter(Position = 0)] [string] $TemplateName = "*", [Parameter(ParameterSetName = 'Store')] [string] $Store = "*", [Parameter(Mandatory = $true, ParameterSetName = 'Path')] [string] $Path, [string[]] $Tags, [string] $Author, [version] $MinimumVersion, [version] $RequiredVersion, [switch] $All, [switch] $EnableException ) begin { $prospects = @() } process { #region Scan folders if (Test-PSFParameterBinding -ParameterName "Path") { $templateInfos = Get-ChildItem -Path $Path -Filter "$($TemplateName)-*-Info.xml" | Where-Object { ($_.Name -replace "-\d+(\.\d+){0,3}-Info.xml$") -like $TemplateName } foreach ($info in $templateInfos) { $data = Import-PSFClixml $info.FullName $data.Path = $info.FullName -replace '-Info\.xml$','.xml' $prospects += $data } } #endregion Scan folders #region Search Stores else { $stores = Get-PsmdTemplateStore -Filter $Store foreach ($item in $stores) { if ($item.Ensure()) { $templateInfos = Get-ChildItem -Path $item.Path -Filter "$($TemplateName)-*-Info.xml" | Where-Object { ($_.Name -replace "-\d+(\.\d+){0,3}-Info.xml$") -like $TemplateName } foreach ($info in $templateInfos) { $data = Import-PSFClixml $info.FullName $data.Path = $info.FullName -replace '-Info\.xml$', '.xml' $data.Store = $item.Name $prospects += $data } } # If the user asked for a specific store, it should error out on him elseif ($item.Name -eq $Store) { Stop-PSFFunction -Message "Could not find store $Store" -EnableException $EnableException -Category OpenError -Tag 'fail','template','store','open' return } } } #endregion Search Stores } end { $filteredProspects = @() #region Apply filters foreach ($prospect in $prospects) { if ($Author) { if ($prospect.Author -notlike $Author) { continue } } if (Test-PSFParameterBinding -ParameterName MinimumVersion) { if ($prospect.Version -lt $MinimumVersion) { continue } } if (Test-PSFParameterBinding -ParameterName RequiredVersion) { if ($prospect.Version -ne $RequiredVersion) { continue } } if ($Tags) { $test = $false foreach ($tag in $Tags) { if ($prospect.Tags -contains $tag) { $test = $true break } } if (-not $test) { continue } } $filteredProspects += $prospect } #endregion Apply filters #region Return valid templates if ($All) { return $filteredProspects | Sort-Object Type, Name, Version } $prospectHash = @{ } foreach ($prospect in $filteredProspects) { if ($prospectHash.Keys -notcontains $prospect.Name) { $prospectHash[$prospect.Name] = $prospect } elseif ($prospectHash[$prospect.Name].Version -lt $prospect.Version) { $prospectHash[$prospect.Name] = $prospect } } $prospectHash.Values | Sort-Object Type, Name #endregion Return valid templates } } |