Set-Tokens.ps1

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#Set-StrictMode -Version Latest
#####################################################
# Set-Tokens
#####################################################
<#PSScriptInfo
 
.VERSION 0.3
 
.GUID bfd55243-60dd-4394-a80e-835718187e1f
 
.AUTHOR David Walker, Sitecore Dave, Radical Dave
 
.COMPANYNAME David Walker, Sitecore Dave, Radical Dave
 
.COPYRIGHT David Walker, Sitecore Dave, Radical Dave
 
.TAGS powershell sitecore package
 
.LICENSEURI https://github.com/SharedSitecore/Set-Tokens/blob/main/LICENSE
 
.PROJECTURI https://github.com/SharedSitecore/Set-Tokens
 
.ICONURI
 
.EXTERNALMODULEDEPENDENCIES
 
.REQUIREDSCRIPTS
 
.EXTERNALSCRIPTDEPENDENCIES
 
.RELEASENOTES
 
#>


<#
 
.DESCRIPTION
 PowerShell Script to set/replace tokens in strings and files
 
.PARAMETER name
Path of package
 
#>
 
#####################################################
# Set-Tokens
#####################################################

[CmdletBinding(SupportsShouldProcess)]
Param(
    [Parameter(Mandatory=$false)]
    [string] $source,
    [Parameter(Mandatory=$false)]
    [string] $destination,
    [Parameter(Mandatory=$false)]
    [string] $regex = '(\$\()([a-zA-Z0-9\.\-_]*)(\))'
)
begin {
    $ProgressPreference = "SilentlyContinue"        
    $ErrorActionPreference = 'Stop'
    $PSScriptName = ($MyInvocation.MyCommand.Name.Replace(".ps1",""))
    $PSCallingScript = if ($MyInvocation.PSCommandPath) { $MyInvocation.PSCommandPath | Split-Path -Parent } else { $null }
    $currLocation = Get-Location
    Write-Verbose "$PSScriptRoot\$PSScriptName $source $destination called by:$PSCallingScript from $currLocation"

    function Set-TokenContent($string) {
        if (!$string) { return $string }
        $results = $string
        $tokens = [regex]::Matches($string,$regex)
        if (!$tokens) {
            return $string
        }
        $tokens | Foreach-Object {            
            $org = $_.groups[0].value
            $token = $org
            #Write-Verbose "token:$token"
            if ($token -like '$(*') {
                $token = $token.Remove(0,2) 
                $token = $token.Substring(0, $token.Length - 1)
            }
            $value = [System.Environment]::GetEnvironmentVariable($token)
            #Write-Verbose "Set-TokenContent:$token=$value"
            $results = $results.replace($org,$value)
        }
        return $results
    }
 
    if (!$source) { $source = "$currLocation\*.json" }
    Write-Host "source:$source"

    if (Test-Path $PSScriptRoot\*.env*){
        Get-ChildItem –Path $PSScriptRoot\*.env* | Foreach-Object {
            $content = (Get-Content $_.FullName)
            $content | ForEach-Object {
                if ($_ -like '*=*') {
                    $sp = $_.Split('=')
                    [System.Environment]::SetEnvironmentVariable($sp[0], $sp[1])
                }
            }
        }
    }

    if (-not (Test-Path $source) -or (Test-Path $source -PathType Leaf)) {
        if(-not (Test-Path $source -PathType Leaf)) {
            $results = Set-TokenContent $source
        } else {
            $path = $source
            $source = Get-Content $source
            #Write-Verbose "source:$source"
            $results = Set-TokenContent $source
            if (!$destination) {$destination = $path} elseif ($destination.IndexOf(':') -eq -1 -and $destination.Substring(0,1) -ne '\') {$destination = Join-Path $currLocation $destination}
            $destParent = Split-Path $destination -Parent
            #Write-Verbose "destParent:$destParent"
            if (-not (Test-Path $destParent)) { New-Item -Path $destParent -ItemType Directory | Out-Null}
            $results | Out-File $destination
        }
    } else {
        #Write-Verbose "source:$source"
        Get-ChildItem –Path $source | Foreach-Object {
            $path = $_.FullName
            #Write-Verbose "path:$path"
            if (!(Test-Path $path -PathType Leaf)) {
                #Write-Verbose "SKIPPED Folder:$path"
            } else {
                $string = Set-TokenContent (Get-Content $path)
                #Write-Verbose "tokenized:$string"
                if (!$destination) {
                    #Write-Verbose "updated:$path"
                    $string | Out-File $path
                } else {
                    if ($destination.IndexOf('.') -gt -1) {
                        #Write-Verbose "updated:$destination"
                        $string | Out-File $destination
                    } else {
                        #Write-Verbose "path:$path"
                        #Write-Verbose "source:$source"
                        #Write-Verbose "destination:$destination"
                        $currDestination = "$destination\$($_.Name)"
                        #Write-Verbose "currDestination:$currDestination"
                        $destParent = Split-Path $currDestination -Parent
                        #Write-Verbose "destParent:$destParent"
                        if (-not (Test-Path $destParent)) { New-Item -Path $destParent -ItemType Directory | Out-Null}
                        #Write-Verbose "updated:$currDestination"
                        $string | Out-File $currDestination
                    }
                }
            }
            $results = $path
        }    
    }
    Write-Verbose "$PSScriptName $path end"
    return $results
}