/// <summary>
/// Set the value of an existing variable
/// or create new variable if it does not exist already.
/// </summary>
///
/// <param name="name">
/// The name of the variable.
/// </param>
///
/// <param name="value">
/// new value of the variable.
/// rules apply.
/// </param>
///
/// <param name="scope">
/// The scope of the variable. If scope is null or empty,
/// default scope 'Process' is used.
/// </param>
///
/// <param name="force">
/// use force operation
/// rules apply.
/// </param>
///
/// <param name="passthru">
/// return the variable if PassThru is set to True.
/// rules apply.
/// </param>
///
/// <param name="action">
/// Name of the action which is being performed. This will
/// be displayed to the user when whatif parameter is specified.
/// (New Environment Variable\Set Environment Variable).
/// </param>
///
/// <param name="target">
/// Name of the target resource being acted upon. This will
/// be displayed to the user when whatif parameter is specified.
/// </param>
///
protected void SetVariable(string name, string value, EnvironmentVariableTarget scope, bool force, bool passthru, PSCmdlet myCmdlet)
{
// If Force is not specified, see if the variable already exists
// in the specified scope. If the scope isn't specified, then
// check to see if it exists in the current scope.
if (!force)
{
List <EnvironmentVariable> varFound = GetMatchingVariables(name, scope, false);
if (myCmdlet is NewEnvironmentVariableCommand && varFound.Count > 0)
{
throw new IOException(name);
}
else if (myCmdlet is SetEnvironmentVariableCommand && varFound.Count == 0)
{
throw new ItemNotFoundException(name);
}
}
// Since the variable doesn't exist or -Force was specified,
// Call should process to validate the set with the user.
if (ShouldProcess(name))
{
EnvironmentVariable newVariable = new EnvironmentVariable(name, value, scope);
newVariable.Activate();
if (passthru)
{
WriteObject(newVariable);
}
}
}
/// <summary>
/// Sets the value of an existing variable or
/// create a new variable if it does not exist.
/// </summary>
///
/// <param name="variable">
/// The name of the variables to retrieve.
/// </param>
///
/// <param name="value">
/// The new value of the variable
/// </param>
///
/// <param name="scope">
/// The scope tp create the variable.
/// </param>
///
protected void SetVariable(string variable, string value, EnvironmentVariableTarget scope)
{
EnvironmentVariable envvar = new EnvironmentVariable(variable, value, scope);
envvar.Activate();
}