Functions/Join-IisVirtualPath.ps1

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# 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 Join-IisVirtualPath
{
    <#
    .SYNOPSIS
    Combines a path and a child path for an IIS website, application, virtual directory into a single path.
 
    .DESCRIPTION
    Removes extra slashes. Converts backward slashes to forward slashes. Relative portions are not removed. Sorry.
 
    Beginning with Carbon 2.0.1, this function is available only if IIS is installed.
 
    .EXAMPLE
    Join-IisVirtualPath 'SiteName' 'Virtual/Path'
 
    Demonstrates how to join two IIS paths together. REturns `SiteName/Virtual/Path`.
    #>

    [CmdletBinding()]
    param(
        [Parameter(Mandatory=$true,Position=0)]
        [string]
        # The parent path.
        $Path,

        [Parameter(Position=1)]
        [string]
        $ChildPath
    )

    Set-StrictMode -Version 'Latest'

    Use-CallerPreference -Cmdlet $PSCmdlet -Session $ExecutionContext.SessionState

    if( $ChildPath )
    {
        $Path = Join-Path -Path $Path -ChildPath $ChildPath
    }
    $Path.Replace('\', '/').Trim('/')
}