# Copyright 2012 Aaron Jensen
# 
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# 
#     http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

function Enable-IisDirectoryBrowsing
{
    <#
    .SYNOPSIS
    Enables directory browsing under all or part of a website.

    .DESCRIPTION
    Enables directory browsing (i.e. showing the contents of a directory by requesting that directory in a web browser) for a website.  To enable directory browsing on a directory under the website, pass the virtual path to that directory as the value to the `Directory` parameter.

    .EXAMPLE
    Enable-IisDirectoryBrowsing -SiteName Peanuts

    Enables directory browsing on the `Peanuts` website.

    .EXAMPLE
    Enable-IisDirectoryBrowsing -SiteName Peanuts -Directory Snoopy/DogHouse

    Enables directory browsing on the `/Snoopy/DogHouse` directory under the `Peanuts` website.
    #>
    [CmdletBinding()]
    param(
        [Parameter(Mandatory=$true)]
        [string]
        # The name of the site where the virtual directory is located.
        $SiteName,
        
        [Alias('Path')]
        [string]
        # The directory where directory browsing should be enabled.
        $VirtualPath
    )
    
    $location = Join-IisVirtualPath $SiteName $VirtualPath
    Write-Verbose "Enabling directory browsing at location '$location'."
    Invoke-AppCmd set config $location /section:directoryBrowse /enabled:true /commit:apphost
}