DSCResources/cChocoSource/cChocoSource.psm1

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function Get-TargetResource
{
    [CmdletBinding()] 
    [OutputType([System.Collections.Hashtable])]
    param
    (
        [parameter(Mandatory = $true)]
        [ValidateNotNullOrEmpty()]
        [System.String]
        $Name,   
        [ValidateSet('Present','Absent')]
        [System.String]
        $Ensure='Present',
        [parameter(Mandatory = $false)]
        [UInt32]
        $Priority,
        [parameter(Mandatory = $false)]
        [PSCredential]
        $Credentials,
        [parameter(Mandatory = $false)]
        [System.String]
        $Source
    )

    Write-Verbose "Start Get-TargetResource"

    #Needs to return a hashtable that returns the current
    #status of the configuration component
    $Configuration = @{
        Name = $Name
        Priority = $Priority
        Source = $Source
    }

    return $Configuration
}

function Set-TargetResource
{
    [CmdletBinding()]    
    param
    (
        [parameter(Mandatory = $true)]
        [ValidateNotNullOrEmpty()]
        [System.String]
        $Name,   
        [ValidateSet('Present','Absent')]
        [System.String]
        $Ensure='Present',
        [parameter(Mandatory = $false)]
        [UInt32]
        $Priority,
        [parameter(Mandatory = $false)]
        [PSCredential]
        $Credentials,
        [parameter(Mandatory = $false)]
        [System.String]
        $Source
    )
    Write-Verbose "Start Set-TargetResource"

    if($Ensure -eq "Present")
    {
        if($Credentials -eq $null)
        {
            if($priority -eq $null)
            {
                choco sources add -n"$name" -s"$source"
            }
            else
            {
                choco sources add -n"$name" -s"$source" --priority=$priority
            }
        }
        else
        {
            $username = $Credentials.UserName
            $password = $Credentials.GetNetworkCredential().Password
            
            if($priority -eq $null)
            {
                choco sources add -n"$name" -s"$source" -u="$username" -p="$password"
            }
            else
            {
                choco sources add -n"$name" -s"$source" -u="$username" -p="$password" --priority=$priority
            }
        }
    }
    else
    {
        choco sources remove -n"$name"
    }
}

function Test-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.Boolean])]
    param
    (
        [parameter(Mandatory = $true)]
        [ValidateNotNullOrEmpty()]
        [System.String]
        $Name,   
        [ValidateSet('Present','Absent')]
        [System.String]
        $Ensure='Present',
        [parameter(Mandatory = $false)]
        [UInt32]
        $Priority,
        [parameter(Mandatory = $false)]
        [PSCredential]
        $Credentials,
        [parameter(Mandatory = $false)]
        [System.String]
        $Source
    )

    Write-Verbose "Start Test-TargetResource"
    
    if($env:ChocolateyInstall -eq "" -or $env:ChocolateyInstall -eq $null)
    {    
        $exe = (get-command choco).Source
        $chocofolder = $exe.Substring(0,$exe.LastIndexOf("\"))

        if( $chocofolder.EndsWith("bin") )
        {
            $chocofolder = $chocofolder.Substring(0,$chocofolder.LastIndexOf("\"))
        }
    }
    else
    {
        $chocofolder = $env:ChocolateyInstall
    }

    $configfolder = "$chocofolder\config"
    $configfile = Get-ChildItem $configfolder | Where-Object {$_.Name -match "chocolatey.config"}

    $xml = [xml](Get-Content $configfile.FullName)
    $sources = $xml.chocolatey.sources.source

    foreach($chocosource in $sources)
    {
        if($chocosource.id -eq $name -and $ensure -eq 'Present')
        {        
            return $true
        }
        elseif($chocosource.id -eq $name -and $ensure -eq 'Absent')
        {
            return $false
        }
    }
    
    if($Ensure -eq 'Present')
    {
        return $false
    }
    else
    {
        return $true
    }
}


Export-ModuleMember -Function *-TargetResource