Add convert-md2html.ps1

Scripts/convert-md2html.ps1

@@ -0,0 +1,38 @@
+<#
+.SYNOPSIS
+	Converts Markdown file(s) into HTML 
+.DESCRIPTION
+	This PowerShell script converts Markdown file(s) into HTML.
+.PARAMETER FilePattern
+	Specifies the file pattern to the Markdown file(s)
+.EXAMPLE
+	PS> ./convert-md2html *.md
+.LINK
+	https://github.com/fleschutz/PowerShell
+.NOTES
+	Author: Markus Fleschutz | License: CC0
+#>
+
+param([string]$FilePattern = "")
+
+try {
+	$StopWatch = [system.diagnostics.stopwatch]::startNew()
+
+	if ($FilePattern -eq "" ) { $FilePattern = Read-Host "Enter the file pattern to the Markdown file(s)" }
+
+	Write-Host "⏳ Searching for pandoc..." 
+	$null = (pandoc --version)
+	if ($lastExitCode -ne "0") { throw "Can't execute 'pandoc' - make sure it's installed and available" }
+
+	Write-Host "⏳ Converting..."
+	gci -r -i $FilePattern | foreach {
+		$TargetPath = $_.directoryname + "\" + $_.basename + ".html"
+		pandoc -f md -s $_.name -o $TargetPath
+	}
+	[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
+	"✔️ converted in $Elapsed sec"
+	exit 0 # success
+} catch {
+	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}