ProductivityTools.FindModuleDependencies

0.0.3

ProductivityTools.FindModuleDependencies.psm1

function ProcessPsd1File()
{
    param($psd1FilePath)
    
    $file=Import-PowerShellDataFile $psd1FilePath
    $requiredModules=$file["RequiredModules"]
    
    return $requiredModules
}

function ProcessPsd1Files()
{
    param($psd1Files)
    
    $psd1Results=@{}
    
    foreach($psd1File in $psd1Files)
    {
        $psd1FilePath=$psd1File.FullName
        $requiredModules=ProcessPsd1File $psd1FilePath
        if ($requiredModules -eq $null)
        {
            $psd1Results.add($psd1FilePath, $null)    
        }
        else
        {
            $psd1Results.add($psd1FilePath, @($requiredModules))    
        }
    }
    return $psd1Results
}

function FilterDependencies{

    [cmdletbinding()]
    param([Hashtable]$psd1Results, [string]$filter,[bool]$Like)
    
    $psd1ResultsFiltered=@{}
    
    foreach($psd1Result in $psd1Results.GetEnumerator())
    {
        foreach($dependency in $psd1Result.Value)
        {
            if($Like)
            {
                if ($dependency -like $filter)
                {
                    Write-Verbose "file which contains dependency $($psd1Result.Key)"
                    $psd1ResultsFiltered.add($psd1Result.key, $psd1Result.Value)
                }    
            }
            else
            {
                if ($dependency -eq $filter)
                {
                    Write-Verbose "file which contains dependency $($psd1Result.Key)"
                    $psd1ResultsFiltered.add($psd1Result.key, $psd1Result.Value)
                }
            }
            
        }
    }
    return $psd1ResultsFiltered
}

function Find-ModuleDependencies {
    
    [cmdletbinding()]
    param([string]$DependencyName,[string]$Path,[switch]$Like)

    if ($Path -eq "")
    {
        $Path=Get-Location
    }
    
    $psd1Files=@(Get-ChildItem -Path $Path -Recurse -filter "*.psd1")
    
    $psd1Results=ProcessPsd1Files $psd1Files
    
    if ($DependencyName -ne [String]::Empty)
    {
        $psd1ResultsFiltered= FilterDependencies $psd1Results $DependencyName $Like
        Write-Output $psd1ResultsFiltered
    }
    else
    {
        Write-Output $psd1Results
    }
}