p4ps1.ps1 #2

#
if ($env:depotsxml)
{
	if ((test-path $env:depotsxml) -eq $true)
	{
		$scriptPath = (gci $env:depotsxml).DirectoryName
		$libScriptPath = (gci $env:depotsxml).DirectoryName + "\lib\"
		$libScripts = gci $libScriptPath
		$userscriptpath = $null
		if ($libScripts)
		{
			"Valid depots.xml environment path found"
			("Loading libraries from " + $libScripts.directoryname[0])
			foreach ($script in $libScripts)
			{
				. $script.fullname
			}
		}
	}
	else
	{
		throw ("Cannot locate " + $env:depotsxml)
	}
}
else
{
	try
	{
		$scriptPath = (gci depots.xml)
	}
	catch
	{
		if (gci depots.init.xml)
		{
			write-warning "Found the example depots.xml file: depots.init.xml`r`nEdit to reflect your perforce environment, rename to depots.xml, and try initializing p4ps1 again."
		}
		else
		{
			throw $error[0]
		}
	}
	if ($scriptPath)
	{
		$answer = read-host -Prompt ("depots.xml file found in current directory.`r`nSet depotsxml system environment variable to `'" + $scriptPath + "`'?`r`n(y/n)")
		if ($answer.tolower() -match "y")
		{
			try
			{
				[Environment]::SetEnvironmentVariable("depotsxml", $scriptPath, "Machine")
				$env:depotsxml = $scriptPath
			}
			catch
			{
				write-error ("Could not set environment variable" + $error[0])
				break
			}
			
		}
		else
		{
			write-host "Please specify system environment variable `'depotsxml`' so it points to a valid depots.xml file and try again."
			break
		}
	}
	else
	{
		$userscriptpath = read-host -Prompt "Autolocate of depots.xml failed. Please manually specify location of depots.xml`r`nPress enter without any input to abort.`r`n"
		if (!$userscriptpath)
		{
			write-host "Configuration of system environment variable `'depotsxml`' canceled."
			break
		}
		else
		{
			try
			{
				$scriptPath = (gci $userscriptpath).fullname
			}
			catch
			{
				write-error ("depots.xml file not found." + $error[0])
			}
			[Environment]::SetEnvironmentVariable("depotsxml", $scriptPath, "Machine")
			$env:depotsxml = $scriptPath
		}
	}
	write-warning "Please dot load p4ps1.ps1 again to use function collection"
}