Private/Set-ALHCellColor.ps1
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<#PSScriptInfo
.VERSION 1.0.0 .GUID a63fcce8-1f0b-471b-990e-d67d95d35a8e .AUTHOR Dieter Koch .COMPANYNAME .COPYRIGHT (c) 2021-2023 Dieter Koch .TAGS .LICENSEURI https://github.com/admins-little-helper/ALH/blob/main/LICENSE .PROJECTURI https://github.com/admins-little-helper/ALH .ICONURI .EXTERNALMODULEDEPENDENCIES .REQUIREDSCRIPTS .EXTERNALSCRIPTDEPENDENCIES .RELEASENOTES 1.0.0 Initial release #> <# .DESCRIPTION Contains functions to set the cell color in a html table based on it's value. #> # Vaguely based on # https://community.spiceworks.com/scripts/show/2450-change-cell-color-in-html-table-with-powershell-set-cellcolor function Set-ALHCellColor { <# .SYNOPSIS Function to set cell color of a html table based on filter criteria. .DESCRIPTION This functions allows to change the cell color in a html table (InputObject) based on the cell value. .PARAMETER InputObject PowerShell object html code containing a table definition. .PARAMETER Filter Filter string to be used to identify the cells, that's color should be set. .PARAMETER Color The color code as hex value (e.g. #000000) .PARAMETER Row If specified, the background color will be set for the whole row instead of just the single cell in the table. .EXAMPLE $htmlReport = Set-CellColor -InputObject $htmlReport -Filter $FilterString -Color $($Format.Color) -Row:$($Format.Row) Update an html report string. .INPUTS Object .OUTPUTS Nothing .NOTES Author: Dieter Koch Email: diko@admins-little-helper.de .LINK https://github.com/admins-little-helper/ALH/blob/main/Help/Set-ALHCellColor.txt #> [CmdletBinding(SupportsShouldProcess = $true)] param ( [Parameter(Mandatory, ValueFromPipeline)] [ValidateNotNull()] [Object[]] $InputObject, [Parameter(Mandatory)] [ValidateNotNull()] [string] $Filter, [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [string] $Color, [switch] $Row ) begin { $Property = ($Filter.Split(' ')[0]) if ($Filter.ToUpper().IndexOf($Property.ToUpper()) -ge 0) { $Filter = $Filter.ToUpper().Replace($Property.ToUpper(), '$value') try { [scriptblock]$Filter = [scriptblock]::Create($Filter) } catch { exit } } else { exit } } process { foreach ($input in $InputObject) { [string]$line = $input if ($line.IndexOf('<tr><th') -ge 0) { [int]$index = 0 [int]$count = 0 $search = $line | Select-String -Pattern '<th>(.*?)</th>' -AllMatches foreach ($match in $search.Matches) { if ($match.Groups[1].Value -eq $Property) { $index = $count } $count++ } if ($index -eq $search.Matches.Count) { $index = -99 break } } if ($line -match '<tr><td') { $line = $line.Replace('<td></td>', '<td> </td>') $search = $line | Select-String -Pattern '<td(.*?)</td>' -AllMatches if (($null -ne $search) -and ($search.Matches.Count -ne 0) -and ($index -ne -99)) { if (-not ($null -eq $search.Matches[$index].Groups)) { $value = ($search.Matches[$index].Groups[1].Value -replace ",", ".").Split('>')[1] -as [double] if ($null -eq $value) { $value = ($search.Matches[$index].Groups[1].Value).Split('>')[1] } if (Invoke-Command $Filter) { if ($Row.IsPresent) { $line = $line.Replace('<td>', ('<td style="background:{0};">' -f $Color)) } else { [string[]]$arr = $line.Replace('><', '>§<') -split ('§') if ($arr[$index + 1].StartsWith('<td')) { $arr[$index + 1] = $arr[$index + 1].Replace($search.Matches[$index].Value, ('<td style="background:{0};">{1}</td>' -f $Color, $value)) $line = [string]::Join('', $arr) } } } } } } if ($PSCmdlet.ShouldProcess("Replacing intput '$input' with '$line'")) { $line } } } } #region EndOfScript <# ################################################################################ ################################################################################ # # ______ _ __ _____ _ _ # | ____| | | / _| / ____| (_) | | # | |__ _ __ __| | ___ | |_ | (___ ___ _ __ _ _ __ | |_ # | __| | '_ \ / _` | / _ \| _| \___ \ / __| '__| | '_ \| __| # | |____| | | | (_| | | (_) | | ____) | (__| | | | |_) | |_ # |______|_| |_|\__,_| \___/|_| |_____/ \___|_| |_| .__/ \__| # | | # |_| ################################################################################ ################################################################################ # created with help of http://patorjk.com/software/taag/ #> #endregion |