major logging overhaul, plus other fixes

Cleanup-SystemTempFiles.ps1

@@ -1,8 +1,4 @@
-## Source the tools script if it isn't already available
-If ( !($MSPName) ) { . $([Scriptblock]::Create((New-Object Net.WebClient).DownloadString('https://dev.emberkom.com/emberkom/management-scripts/raw/branch/master/Tools.ps1'))) }
-
-## Set the name of the log file
-$LogName = 'Cleanup-SystemTempFiles'
+LogMsg "Cleanup-SystemTempFiles.ps1"
 
 ## Path to the system temp folder
 $SysTemp = "${Env:SystemRoot}\TEMP"
@@ -14,13 +10,13 @@ $TimeDelta = New-TimeSpan -Days $OlderThan
 ## Only run this section if we have administrative privileges
 If ( IsAdmin )
 {
-    Log "Running with administrative privileges" -Name $LogName
+    LogMsg "Running with administrative privileges"
 
     ## Remove all *.evtx files from $SysTemp
     $EventLogs = Get-ChildItem -Path "${SysTemp}\*" -File -Filter *.evtx
     If ( $EventLogs )
     {
-        Log "Deleting all event logs from ${SysTemp}" -Name $LogName
+        LogMsg "Deleting all event logs from ${SysTemp}"
         ForEach ( $EventLog in $EventLogs ) { Remove-Item $EventLog -Force -ErrorAction SilentlyContinue }
     }
 
@@ -28,7 +24,7 @@ If ( IsAdmin )
     $MiscLogs = Get-ChildItem -Path "${SysTemp}\*" -File -Include "${Env:COMPUTERNAME}-*.log", "AppxErrorReport_*.txt"
     If ( $MiscLogs )
     {
-        Log "Deleting misc logs from ${SysTemp}" -Name $LogName
+        LogMsg "Deleting misc logs from ${SysTemp}"
         ForEach ( $MiscLog in $MiscLogs ) { Remove-Item $MiscLog -Force -ErrorAction SilentlyContinue }
     }
     
@@ -36,7 +32,7 @@ If ( IsAdmin )
     $CBSLogs = Get-ChildItem -Path "${Env:SystemRoot}\Logs\CBS\*" -File -Include "CbsPersist_*.log", "CbsPersist_*.cab"
     If ( $CBSLogs )
     {
-        Log "Deleting archived CBS logs from ${Env:SystemRoot}\Logs\CBS" -Name $LogName
+        LogMsg "Deleting archived CBS logs from ${Env:SystemRoot}\Logs\CBS"
         ForEach ( $CBSLog in $CBSLogs ) { Remove-Item $CBSLog -Force -ErrorAction SilentlyContinue }
         
     }
@@ -45,29 +41,29 @@ If ( IsAdmin )
     $OldTempFiles = Get-ChildItem -Path $SysTemp | Where { $_.LastWriteTime -lt ((Get-Date) - $TimeDelta) }
     If ( $OldTempFiles )
     {
-        Log "Deleting all temp files not modified in ${OlderThan} day(s) from ${SysTemp}" -Name $LogName
+        LogMsg "Deleting all temp files not modified in ${OlderThan} day(s) from ${SysTemp}"
         ForEach ( $OldTempFile in $OldTempFiles ) { Remove-Item $OldTempFile -Force -Recurse -ErrorAction SilentlyContinue }
     }
 
     ## Turn off system hibernation if it's in use
     If ( Test-Path "${Env:SystemDrive}\hiberfil.sys" )
     {
-        Log "Turning off system hibernation" -Name $LogName
+        LogMsg "Turning off system hibernation"
         Try { Start-Process "powercfg" -ArgumentList "-h off" -Wait }
-        Catch { $_.Exception.Message | Log -Error -Name $LogName }
+        Catch { LogErr $_.Exception.Message }
     }
 }
 
 ## Only run this section if we don't have administrative privileges
 Else
 {
-    Log "Running without administrative privileges"
+    LogMsg "Running without administrative privileges"
 
     ## Remove all system temp files older than 7 days
     $OldTempFiles = Get-ChildItem -Path $Env:TEMP | Where { $_.LastWriteTime -lt ((Get-Date) - $TimeDelta) }
     If ( $OldTempFiles )
     {
-        Log "Deleting all temp files not modified in ${OlderThan} day(s) from ${Env:TEMP}" -Name $LogName
+        LogMsg "Deleting all temp files not modified in ${OlderThan} day(s) from ${Env:TEMP}"
         ForEach ( $OldTempFile in $OldTempFiles ) { Remove-Item $OldTempFile -Force -Recurse -ErrorAction SilentlyContinue }
     }
 }