feat(Posh-VsVars): version 0.0.1

- Includes new set of PowerShellHelpers to find
   standard module directory

Posh-VsVars/Posh-VsVars.nuspec

@@ -0,0 +1,43 @@
+<?xml version="1.0"?>
+<package xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
+  <metadata>
+    <id>Posh-VsVars</id>
+    <title>Automatically load Visual Studio VsVars32</title>
+    <version>0.0.1</version>
+    <authors>Ethan J Brown</authors>
+    <owners>Ethan J Brown</owners>
+    <summary>Load Visual Studio command line tools into current shell environment</summary>
+    <description>Provides cmdlets for automatically finding / loading Visual Studio variables
+into the current shell session.
+
+By default, loads the values from the latest discovered Visual Studio version installed.
+
+Tip:
+
+Use the -Verbose switch to see what values are being imported into the current
+shell session.
+
+Credits:
+
+Original concept is derived from Chris Tavares:
+http://www.tavaresstudios.com/Blog/post/The-last-vsvars32ps1-Ill-ever-need.aspx
+https://github.com/gzortch
+
+Icon from Scott Hanselman
+https://github.com/shanselman
+http://www.hanselman.com/blog/AwesomeVisualStudioCommandPromptAndPowerShellIconsWithOverlays.aspx
+  </description>
+    <projectUrl>http://github.com/Iristyle/Posh-VsVars/</projectUrl>
+    <tags>powershell shell visualstudio vs msbuild</tags>
+    <!-- Eula is in installer
+    <licenseUrl></licenseUrl>
+    -->
+    <requireLicenseAcceptance>false</requireLicenseAcceptance>
+    <iconUrl>https://github.com/Iristyle/ChocolateyPackages/raw/master/Posh-VsVars/Posh-VsVars.png</iconUrl>
+    <releaseNotes></releaseNotes>
+  </metadata>
+  <files>
+    <file src="tools\**" target="tools" />
+    <file src="..\core\PowerShellHelpers.ps1" target="tools" />
+  </files>
+</package>

Posh-VsVars/tools/chocolateyInstall.ps1

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+$package = 'Posh-VsVars'
+
+function Get-CurrentDirectory
+{
+  $thisName = $MyInvocation.MyCommand.Name
+  [IO.Path]::GetDirectoryName((Get-Content function:$thisName).File)
+}
+
+try {
+  $current = Get-CurrentDirectory
+  . (Join-Path $current 'PowerShellHelpers.ps1')
+
+  $moduleDirectory = Get-ModuleDirectory
+  $installDirectory = Join-Path $moduleDirectory $package
+  # find user specific module directory
+
+  # unload module if its already loaded necessary
+  Get-Module -Name $package | Remove-Module
+
+  try
+  {
+    if (Test-Path($installDirectory))
+    {
+      Remove-Item $installDirectory -Recurse -Force
+    }
+  }
+  catch
+  {
+    Write-Host "Could not remove existing $package folder"
+  }
+
+  Write-Host "Installing $package to $installDirectory..."
+  $params = @{
+    PackageName = $package;
+    Url = 'https://github.com/Iristyle/Posh-VsVars/zipball/master';
+    UnzipLocation = $moduleDirectory;
+  }
+
+  Install-ChocolateyZipPackage @params
+
+  # github tarballs are versioned and we don't want that ;0
+  Get-ChildItem -Path $moduleDirectory |
+    ? { $_.Name -match 'Posh\-VsVars' } |
+    Sort-Object -Property CreationTime -Descending |
+    Select -First 1 |
+    Rename-Item -NewName $installDirectory
+
+  if (!(Test-Path $PROFILE))
+  {
+    $profileRoot = Split-Path $PROFILE
+    New-Item -Path $profileRoot -Type Directory -ErrorAction SilentlyContinue
+    Set-Content -Path $PROFILE -Value '' -Force -Encoding UTF8
+  }
+
+  if (!(Select-String -Pattern 'Posh\-VsVars\-Profile\.ps1' -Path $PROFILE))
+  {
+    $loaderFile = 'Posh-VsVars-Profile.ps1'
+    "`n`n# Load Posh-VsVars`n. '$installDirectory\$loaderFile'" |
+      Out-File -FilePath $PROFILE -Append -Encoding UTF8
+    Write-Host 'Reloading PowerShell Profile...'
+    . $PROFILE
+  }
+
+  Write-ChocolateySuccess $package
+}
+catch
+{
+  Write-ChocolateyFailure $package "$($_.Exception.Message)"
+  throw
+}

core/PowerShellHelpers.ps1

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+function Get-ModuleDirectory
+{
+  [CmdletBinding()]
+  param()
+
+  # find the first default module path we can safely write to
+  $defaultModulePath = $Env:PSModulePath -split ';' |
+    ? {
+      Write-Verbose "Checking path $_ for write-ability"
+      try {
+        if (!(Test-Path $_)) { New-Item -Path $_ -Type Directory }
+
+        $testFile = Join-Path $_ 'write-test.tmp'
+        '' | Out-File -FilePath $testFile
+        Remove-Item -Path $testFile
+        return $true
+      }
+      catch { return $false }
+    } |
+    Select -First 1
+
+  if ($defaultModulePath) { return $defaultModulePath }
+
+  # no defaults were acceptable, so try Choc paths
+  $tools = Join-Path $Env:SystemDrive 'tools'
+  if ($Env:Chocolatey_Bin_Root)
+  {
+    $tools = Join-Path $Env:SystemDrive $Env:Chocolatey_Bin_Root
+  }
+
+  if (!(Test-Path $tools))
+  {
+    New-Item -Path $tools -Type Directory | Out-Null
+  }
+
+  return $tools
+}