uLog

0.2.1.0

handlers/file.psm1


$DEFAULT_LOG_FOLDER = "$($env:SystemRoot)\Logs"

function New-uLogFile
{
param(
    [string]   $Name,
    [string]   $Source    = $MyInvocation.ScriptName,
    [string]   $Formatter = [LogFormatter]::FileDefault,
    [LogLevel] $Level     = [LogLevel]::SUCCESS,
    [string]   $Path      = '',
    [switch]   $Append,
    [Switch]   $Enabled   = $true
)
Begin{
    if ($Path -eq ''){
        $guid = [guid]::NewGuid().guid
        if ($Source -eq ''){
            $Source = 'Console'
            $Path   = "$DEFAULT_LOG_FOLDER\PowerShellConsole.log"
        }else{
            
            $Path   = "$DEFAULT_LOG_FOLDER\$((Get-Item $Source).Name).log"
            try{
                'test' | Out-File -LiteralPath "$Path$guid" -ErrorAction Stop
                Remove-Item "$Path$guid" -Force
            }catch{
                try{
                    $Path = "$Source.log"
                    'test' | Out-File -LiteralPath "$Path$guid" -ErrorAction Stop
                    Remove-Item "$Path$guid" -Force
                }catch{                
                    $Path = "$($env:TEMP)\$((Get-Item $Source).Name).log"
                }
            }  
        }
    }
}
Process{     
    
    try{ # try/cath usefull if the script is run from a soft that doesn't support consoel interface
        Write-Host "log in : '$Path'"
    }catch{}

    $log = [PSCustomObject] @{Name      = $Name;
                              Enabled   = $Enabled;
                              Type      = 'file';
                              Formatter = $Formatter;
                              Level     = $Level;
                              Source    = $Source;
                              Path      = $Path
                             }

    $log | Add-Member -MemberType ScriptMethod -Name WriteLog -Value {
        param($Record)

        if (-not $this.Enabled){return}

        if ($this.Formatter -notmatch '-'){$this.Formatter = 'Format-' + $this.Formatter}

        $Record | Add-Member -MemberType NoteProperty Source -Value $this.Source
        $FormattedMessage = & $this.Formatter -Record $Record
        
        if ($Record.Level -ge $this.Level){
            $FormattedMessage | Out-File -LiteralPath $this.Path -Encoding utf8 -Append
        }
    
    }

    $log
}
}