Core-SetVersion.ps1

[CmdletBinding()]
Param(

 [Parameter(Mandatory=$True,Position=1)]
 [string]$buildNumber
)

$VersionRegex="(\d+)\.(\d+)\.(\d+)\.(\d+)"

if($buildNumber-match$VersionRegEx){

Write-Output"Parsed Date From Build: $dateFromBuildNumber"

$revision= [int]::Parse($matches[4]).ToString()

$versionNumber= [int]::Parse($matches[1]).ToString() +"."+ [int]::Parse($matches[2]).ToString() +"."+ [int]::Parse($matches[3]).ToString() +"."+$revision
Write-Host"Version Number"$versionNumber

}
else{
throw"Build format does not match the expected pattern (buildName_w.x.y.z)"
}


## APPLY VERSION TO ASSEMBLY FILES (AssemblyVersion and AssemblyFileVersion)
Write-Host
Write-Host"Applying version to AssemblyInfo files"
$files=Get-ChildItem-include "*AssemblyInfo.cs"-Recurse |Where-Object{ $_.FullName-match"CoreTemplateStudio" }
if($files)
{
Write-Host"Will apply $versionNumber to $($files.count) files."

$assemblyVersionRegEx="\(""$VersionRegex""\)"
$assemblyVersionReplacement="(""$versionNumber"")"

foreach ($filein$files) {
$filecontent=Get-Content($file)
 attrib $file-r
$filecontent-replace$assemblyVersionRegEx,$assemblyVersionReplacement|Out-File$file utf8
Write-Host"$file - version applied"
 }
}
else
{
Write-Warning"No files found to apply version."
}


## APPLY VERSION TO PROJ FILES 
Write-Host
Write-Host"Applying version to csproj files"
$files=Get-ChildItem-include "*.csproj"-Recurse |Where-Object{ $_.FullName-match"CoreTemplateStudio" }
if($files)
{
Write-Host"Will apply $versionNumber to $($files.count) files."

$csprojVersionRegEx="(<Version>)$VersionRegex(</Version>)"
$csprojVersionReplacement="<Version>$versionNumber</Version>"

foreach ($filein$files) {
$filecontent=Get-Content($file)
 attrib $file-r
$filecontent-replace$csprojVersionRegEx,$csprojVersionReplacement|Out-File$file utf8
Write-Host"$file - version applied"
 }
}
else
{
Write-Warning"No files found to apply version."
}