PowerLumber.psm1

Write-Verbose 'Importing from [C:\projects\powerlumber\PowerLumber\private]'
# .\PowerLumber\private\Compare-Weekday.ps1
function Compare-Weekday
{
    <#
    .DESCRIPTION
        Determine if the day of the week has changed since the last check.
    .PARAMETER Weekday
        A valid Day of the week is required.
    .EXAMPLE
        Compare-Weekday -Weekday Tuesday
    .NOTES
        It will return boolean
    #>

    [CmdletBinding()]
    [OutputType([boolean])]
    param(
        $Weekday = $null
    )
    if ($null -eq $Weekday)
    {
        # No day was passed in (This is acceptable.)
        Return $false
    }
    else
    {
        $CurrentDay = (Get-Date).DayOfWeek
        if ($CurrentDay -eq $Weekday)
        {
            # The days match.
            $true
        }
        else
        {
            # The days do not match.
            $false
        }
    }
}
# .\PowerLumber\private\Get-Timestamp.ps1
#=============================================================================================
# ____ _ _
#| _ \ _____ _____ _ __| | _ _ _ __ ___ | |__ ___ _ __
#| |_) / _ \ \ /\ / / _ \ '__| | | | | | '_ ` _ \| '_ \ / _ \ '__|
#| __/ (_) \ V V / __/ | | |__| |_| | | | | | | |_) | __/ |
#|_| \___/ \_/\_/ \___|_| |_____\__,_|_| |_| |_|_.__/ \___|_|
#=============================================================================================
function Get-Timestamp
{
    <#
    .SYNOPSIS
        Function to create timestamp.
    .DESCRIPTION
        Returns the current timestamp.
    .EXAMPLE
        $datenow = Get-Timestamp
    .NOTES
        No Additional information about the function or script.
    #>
  
    try
    {
        return $(get-date).ToString("yyyy-MM-dd HH:mm:ss")
    } 
    Catch
    {
        $ErrorMessage = $_.Exception.Message
        $FailedItem = $_.Exception.ItemName        
        Throw "Get-Timestamp: $ErrorMessage $FailedItem"
    }
}
#=============================================================================================
# ___ _ _ _ _ _
# |_ _|_ ____ _____ | | _____ / \ _ _| |_ ___ _ __ ___ __ _| |_(_) ___ _ __
# | || '_ \ \ / / _ \| |/ / _ \_____ / _ \| | | | __/ _ \| '_ ` _ \ / _` | __| |/ _ \| '_ \
# | || | | \ V / (_) | < __/_____/ ___ \ |_| | || (_) | | | | | | (_| | |_| | (_) | | | |
# |___|_| |_|\_/ \___/|_|\_\___| /_/ \_\__,_|\__\___/|_| |_| |_|\__,_|\__|_|\___/|_| |_|
#=============================================================================================

Write-Verbose 'Importing from [C:\projects\powerlumber\PowerLumber\public]'
# .\PowerLumber\public\Clear-LogDirectory.ps1
#=============================================================================================
# ____ _ _
#| _ \ _____ _____ _ __| | _ _ _ __ ___ | |__ ___ _ __
#| |_) / _ \ \ /\ / / _ \ '__| | | | | | '_ ` _ \| '_ \ / _ \ '__|
#| __/ (_) \ V V / __/ | | |__| |_| | | | | | | |_) | __/ |
#|_| \___/ \_/\_/ \___|_| |_____\__,_|_| |_| |_|_.__/ \___|_|
#=============================================================================================
function Clear-LogDirectory
{
    <#
    .SYNOPSIS
        Clears logs in a directory older than the specified number of days.
    .DESCRIPTION
        Clears logs in a directory older than the specified number of days.
    .PARAMETER Path
        Please Specify a valid path.
    .PARAMETER Daysback
        Please Specify a number of daysback.
    .EXAMPLE
        Clear-LogDirectory -Path "c:\temp" -DaysBack 3
    .NOTES
        No Additional information about the function or script.
    #>
    
    param(    
        [cmdletbinding()]
        [Parameter(Mandatory = $true)]
        [ValidateScript( {Test-Path $_ })]
        [string]$Path,
        [Parameter(Mandatory = $true)]
        [int]$DaysBack
    )
    try
    {
        $DatetoDelete = (Get-Date).AddDays( - $Daysback)
        if (! (Get-ChildItem $Path))
        {
            Write-Log -Message "Path is not valid" -OutputStyle consoleOnly
        }
        else
        {
            Get-ChildItem $Path -Recurse  | Where-Object { $_.LastWriteTime -lt $DatetoDelete } | Remove-Item -Recurse -Confirm:$false
            Write-Log -Message "Logs older than $DaysBack have been cleared!" -OutputStyle consoleOnly
        }
    }
    Catch
    {
        $ErrorMessage = $_.Exception.Message
        $FailedItem = $_.Exception.ItemName        
        Throw "Clear-LogDirectory: $ErrorMessage $FailedItem"        
    }
}
#=============================================================================================
# ___ _ _ _ _ _
# |_ _|_ ____ _____ | | _____ / \ _ _| |_ ___ _ __ ___ __ _| |_(_) ___ _ __
# | || '_ \ \ / / _ \| |/ / _ \_____ / _ \| | | | __/ _ \| '_ ` _ \ / _` | __| |/ _ \| '_ \
# | || | | \ V / (_) | < __/_____/ ___ \ |_| | || (_) | | | | | | (_| | |_| | (_) | | | |
# |___|_| |_|\_/ \___/|_|\_\___| /_/ \_\__,_|\__\___/|_| |_| |_|\__,_|\__|_|\___/|_| |_|
#=============================================================================================

# .\PowerLumber\public\Invoke-RollLog.ps1
function Invoke-RollLog
{
    <#
    .DESCRIPTION
        This function will Roll the log file if it is a new week day.
    .PARAMETER LogFile
        A valid file path is required.
    .PARAMETER Weekday
        A valid Weekday in datetime format is required.
    .EXAMPLE
        Invoke-RollLogs -LogFile "c:\temp\test.log" -Weekday Tuesday
    .NOTES
        It's pretty simple.
    #>

    [CmdletBinding()]
    [OutputType([boolean])]
    param(
        [Parameter(Mandatory = $true)][string]$Logfile,
        [Parameter(Mandatory = $true)][string]$Weekday

    )
    try
    {
        if (!(Test-Path -Path $Logfile))
        {
            Write-log -Message "#################### New Log created #####################" -Logfile $logfile -OutputStyle both
            Throw "LogFile path: $Logfile does not exist."
        }
        else
        {
            # Determine if its a new day
            if (Compare-Weekday -Weekday $Script:Weekday)
            {
                # The Day of the week has not changed.
                Return $true
            }
            else
            {
                # The day of the week has changed.
                $CurrentTime = Get-Date -Format MMddHHmm
                $OldLogName = "$currentTime.log"
                Rename-Item -Path $logfile -NewName $OldLogName -Force -Confirm:$false
                # Create a new log.
                write-log -Message "#################### New Log created #####################" -Logfile $logfile
            }
        }
    }
    catch
    {
        $ErrorMessage = $_.Exception.Message
        $FailedItem = $_.Exception.ItemName        
        Throw "Invoke-RollLog: $ErrorMessage $FailedItem"
    }
}
# .\PowerLumber\public\New-Log.ps1
#=============================================================================================
# ____ _ _
#| _ \ _____ _____ _ __| | _ _ _ __ ___ | |__ ___ _ __
#| |_) / _ \ \ /\ / / _ \ '__| | | | | | '_ ` _ \| '_ \ / _ \ '__|
#| __/ (_) \ V V / __/ | | |__| |_| | | | | | | |_) | __/ |
#|_| \___/ \_/\_/ \___|_| |_____\__,_|_| |_| |_|_.__/ \___|_|
#=============================================================================================
function New-Log
{
    <#
    .SYNOPSIS
        Clears logs in a directory older than the specified number of days.
    .DESCRIPTION
        Clears logs in a directory older than the specified number of days.
    .PARAMETER Logfile
        Please Specify a valid path and file name.
    .EXAMPLE
        New-Log -Logfile c:\temp\new.log
    .NOTES
        No Additional information about the function or script.
    #>

    [CmdletBinding(
        SupportsShouldProcess = $true
    )]
    param(    
        [Parameter(Mandatory = $true)]
        [string]$Logfile
    ) 
    try
    {
        if ( !(Split-Path -Path $Logfile -ErrorAction SilentlyContinue))
        {
            write-Log -Message "Creating new Directory." -OutputStyle consoleOnly
            if ($PSCmdlet.ShouldProcess("Creating new Directory")) {New-Item (Split-Path -Path $Logfile) -ItemType Directory -Force}
        }
        write-Log -Message "Creating new file." -OutputStyle consoleOnly
        if ($PSCmdlet.ShouldProcess("Creating new File")) {New-Item $logfile -type file -force -value "New file created."}
    }
    Catch
    {
        $ErrorMessage = $_.Exception.Message
        $FailedItem = $_.Exception.ItemName        
        Throw "New-Log: $ErrorMessage $FailedItem"        
    }
}
#=============================================================================================
# ___ _ _ _ _ _
# |_ _|_ ____ _____ | | _____ / \ _ _| |_ ___ _ __ ___ __ _| |_(_) ___ _ __
# | || '_ \ \ / / _ \| |/ / _ \_____ / _ \| | | | __/ _ \| '_ ` _ \ / _` | __| |/ _ \| '_ \
# | || | | \ V / (_) | < __/_____/ ___ \ |_| | || (_) | | | | | | (_| | |_| | (_) | | | |
# |___|_| |_|\_/ \___/|_|\_\___| /_/ \_\__,_|\__\___/|_| |_| |_|\__,_|\__|_|\___/|_| |_|
#=============================================================================================

# .\PowerLumber\public\Write-Log.ps1
#=============================================================================================
# ____ _ _
#| _ \ _____ _____ _ __| | _ _ _ __ ___ | |__ ___ _ __
#| |_) / _ \ \ /\ / / _ \ '__| | | | | | '_ ` _ \| '_ \ / _ \ '__|
#| __/ (_) \ V V / __/ | | |__| |_| | | | | | | |_) | __/ |
#|_| \___/ \_/\_/ \___|_| |_____\__,_|_| |_| |_|_.__/ \___|_|
#=============================================================================================
function Write-Log
{
    <#
    .SYNOPSIS
        Function to write log files, option to print to console.
    .DESCRIPTION
        Writes messages to log file and optional console.
    .PARAMETER Message
        Please Specify a message.
    .PARAMETER Logfile
        Please Specify a valid logfile.
    .PARAMETER OutputStyle
        Please specify an output OutputStyle.
    .EXAMPLE
        Write-Log -Message "I love lamp" -Logfile "C:\temp\mylog.log" -OutputStyle noConsole
    .EXAMPLE
        Write-Log -Message "I love lamp" -Logfile "C:\temp\mylog.log" -OutputStyle both
    .EXAMPLE
        Write-Log -Message "I love lamp" -Logfile "C:\temp\mylog.log" -OutputStyle consoleOnly
    .EXAMPLE
        Write-Log -Message "I love lamp" -Logfile "C:\temp\mylog.log"
    .EXAMPLE
        Write-Log -Message "I love lamp" -OutputStyle ConsoleOnly
    .NOTES
        No Additional information about the function or script.
    #>

    [CmdletBinding(DefaultParameterSetName = 'LogFileFalse')]
    param(
        [Parameter(Mandatory = $true, Position = 1, ParameterSetName = 'LogFileTrue')]
        [Parameter(Mandatory = $true, ParameterSetName = 'LogFileFalse')]
        [string]$Message,
        [Parameter(Mandatory = $true, ParameterSetName = 'LogFileTrue')]
        [string]$Logfile,
        [Parameter(Mandatory = $false, ParameterSetName = 'LogFileTrue')]
        [Parameter(Mandatory = $true, ParameterSetName = 'LogFileFalse')]
        [validateset('ConsoleOnly', 'Both', 'noConsole', IgnoreCase = $true)]
        [string]$OutputStyle
    )
    try
    {
        $dateNow = Get-Timestamp
        switch ($OutputStyle)
        {
            ConsoleOnly
            {
                Write-Output ""
                Write-Output "$dateNow $Message"
            }
            Both
            {
                Write-Output ""
                Write-Output "$dateNow $Message"
                if (!(Test-Path $logfile -ErrorAction SilentlyContinue))
                {
                    Write-Warning "Logfile does not exist."
                    New-Log -Logfile $Logfile
                }
                Write-Output "$dateNow $Message" | Out-File $Logfile -append -encoding ASCII                    
            }
            noConsole
            {
                Write-Output "$dateNow $Message" | Out-File $Logfile -append -encoding ASCII
            }
            default
            {
                Write-Output ""
                Write-Output "$dateNow $Message"
                if (!(Test-Path $logfile -ErrorAction SilentlyContinue))
                {
                    Write-Warning "Logfile does not exist."
                    New-Log -Logfile $Logfile
                }            
                Write-Output "$dateNow $Message" | Out-File $Logfile -append -encoding ASCII
            }
        }
    }
    Catch
    {
        $ErrorMessage = $_.Exception.Message
        $FailedItem = $_.Exception.ItemName        
        Throw "Write-Log: $ErrorMessage $FailedItem"        
    }
}
#=============================================================================================
# ___ _ _ _ _ _
# |_ _|_ ____ _____ | | _____ / \ _ _| |_ ___ _ __ ___ __ _| |_(_) ___ _ __
# | || '_ \ \ / / _ \| |/ / _ \_____ / _ \| | | | __/ _ \| '_ ` _ \ / _` | __| |/ _ \| '_ \
# | || | | \ V / (_) | < __/_____/ ___ \ |_| | || (_) | | | | | | (_| | |_| | (_) | | | |
# |___|_| |_|\_/ \___/|_|\_\___| /_/ \_\__,_|\__\___/|_| |_| |_|\__,_|\__|_|\___/|_| |_|
#=============================================================================================

# .\PowerLumber\public\Write-LogLevel.ps1
#=============================================================================================
# ____ _ _
#| _ \ _____ _____ _ __| | _ _ _ __ ___ | |__ ___ _ __
#| |_) / _ \ \ /\ / / _ \ '__| | | | | | '_ ` _ \| '_ \ / _ \ '__|
#| __/ (_) \ V V / __/ | | |__| |_| | | | | | | |_) | __/ |
#|_| \___/ \_/\_/ \___|_| |_____\__,_|_| |_| |_|_.__/ \___|_|
#=============================================================================================
function Write-LogLevel
{
    <#
    .SYNOPSIS
        Function to write log files, based on a set LogLevel.
    .DESCRIPTION
        Writes messages to log file based on a set LogLevel.
        -RunLogLevel is the System Wide setting.
        -MsgLevel is specific to a message.
    .PARAMETER Message
        Please Specify a message.
    .PARAMETER Logfile
        Please Specify a valid logfile.
    .PARAMETER RunLogLevel
        Please specify a Running Log Level.
    .PARAMETER MsgLevel
        Please specify a Message Log Level.
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel All -MsgLevel TRACE
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel TRACE -MsgLevel TRACE
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel DEBUG -MsgLevel DEBUG
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel INFO -MsgLevel INFO
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel WARN -MsgLevel WARN
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel ERROR -MsgLevel ERROR
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel FATAL -MsgLevel FATAL
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel CONSOLEONLY -MsgLevel CONSOLEONLY
    .EXAMPLE
        Write-LogLevel -Message "I love lamp" -Logfile "C:\temp\mylog.log" -RunLogLevel OFF -MsgLevel OFF
    .NOTES
        No Additional information about the function or script.
    #>

    [CmdletBinding()]
    param(
        [Parameter(Mandatory = $true)]
        [string]$Message,
        [Parameter(Mandatory = $true)]
        [string]$Logfile,
        [Parameter(Mandatory = $true)][ValidateSet("ALL", "TRACE", "DEBUG", "INFO", "WARN", "ERROR", "FATAL", "CONSOLEONLY", "OFF")]
        [string]$RunLogLevel,
        [Parameter(Mandatory = $true)][ValidateSet("TRACE", "DEBUG", "INFO", "WARN", "ERROR", "FATAL", "CONSOLEONLY")]
        [string]$MsgLevel
    )
    try
    {
        switch ($RunLogLevel)
        {
            ALL
            {
                $OutPutStyle = "both"
            }
            TRACE
            {
                $OutPutStyle = "both"
            }
            OFF
            {
                Break                   
            }
            CONSOLEONLY
            {
                $OutPutStyle = "consoleOnly"
            }
            default
            {
                if (($RunLogLevel -eq "DEBUG") -and ($MsgLevel -ne "TRACE") -and ($MsgLevel -ne "CONSOLEONLY"))
                {
                    $OutPutStyle = "both"
                }
                elseif (($RunLogLevel -eq "INFO") -and ($MsgLevel -ne "TRACE") -and ($MsgLevel -ne "DEBUG") -and ($MsgLevel -ne "CONSOLEONLY"))
                {
                    $OutPutStyle = "both"
                }
                elseif (($RunLogLevel -eq "WARN") -and ($MsgLevel -ne "TRACE") -and ($MsgLevel -ne "DEBUG") -and ($MsgLevel -ne "INFO") -and ($MsgLevel -ne "CONSOLEONLY"))
                {
                    $OutPutStyle = "both"
                }
                elseif (($RunLogLevel -eq "ERROR") -and ($MsgLevel -ne "TRACE") -and ($MsgLevel -ne "DEBUG") -and ($MsgLevel -ne "INFO") -and ($MsgLevel -ne "WARN") -and ($MsgLevel -ne "CONSOLEONLY"))
                {
                    $OutPutStyle = "both"
                }
                elseif (($RunLogLevel -eq "FATAL") -and ($MsgLevel -ne "TRACE") -and ($MsgLevel -ne "DEBUG") -and ($MsgLevel -ne "INFO") -and ($MsgLevel -ne "WARN") -and ($MsgLevel -ne "ERROR") -and ($MsgLevel -ne "CONSOLEONLY"))
                {
                    $OutPutStyle = "both"
                }
                else
                {
                    $OutPutStyle = "consoleOnly"
                }
            }
        }
        $Message = $MsgLevel + ": " + $Message
        Write-Log -Message $Message -Logfile $Logfile -OutputStyle $OutPutStyle
    }
    Catch
    {
        $ErrorMessage = $_.Exception.Message
        $FailedItem = $_.Exception.ItemName        
        Throw "Write-LogLevel: $ErrorMessage $FailedItem"
    }
}
#=============================================================================================
# ___ _ _ _ _ _
# |_ _|_ ____ _____ | | _____ / \ _ _| |_ ___ _ __ ___ __ _| |_(_) ___ _ __
# | || '_ \ \ / / _ \| |/ / _ \_____ / _ \| | | | __/ _ \| '_ ` _ \ / _` | __| |/ _ \| '_ \
# | || | | \ V / (_) | < __/_____/ ___ \ |_| | || (_) | | | | | | (_| | |_| | (_) | | | |
# |___|_| |_|\_/ \___/|_|\_\___| /_/ \_\__,_|\__\___/|_| |_| |_|\__,_|\__|_|\___/|_| |_|
#=============================================================================================

Write-Verbose 'Importing from [C:\projects\powerlumber\PowerLumber\classes]'