<#

.SYNOPSIS

Generate a PowerShell HTML Report.

.PARAMETR

computername <String>

.PARAMETR

Path <String>

.PARAMETR

ImagePath <String>

.EXAMPLE

Get-Item -Path $Path

.NOTES

Author: Jeff Hicks

Created date: 2017-08-07

Original Link: https://www.petri.com/adding-script-to-your-powershell-html-reports

#>

[cmdletbinding()]

Param(

[string]$computername = $env:COMPUTERNAME,

#the path to the final htm report

[string]$Path = "C:\temp\systemreport.htm",

#set your own default graphic or delete default value

[string]$ImagePath = "c:\scripts\db.png"

)

#region helper functions

Function Get-SystemInfo {

[cmdletbinding()]

Param([string]$Computername = $env:COMPUTERNAME)

$cs = Get-CimInstance -ClassName Win32_computersystem #-ComputerName $Computername

#this assumes a single processor

$proc = Get-CimInstance -ClassName win32_processor #-ComputerName $Computername

$data = [ordered]@{

TotalPhysicalMemGB = $cs.TotalPhysicalMemory/1GB -as [int]

NumProcessors = $cs.NumberOfProcessors

NumLogicalProcessors = $cs.NumberOfLogicalProcessors

HyperVisorPresent = $cs.HypervisorPresent

DeviceID = $proc.DeviceID

Name = $proc.Name

MaxClock = $proc.MaxClockSpeed

L2size = $proc.L2CacheSize

L3Size = $proc.L3CacheSize

}

New-Object -TypeName PSObject -Property $data

}

Function Get-DiskInfo {

[cmdletbinding()]

Param([string]$Computername = $env:COMPUTERNAME)

Get-CimInstance -ClassName win32_logicaldisk -filter "drivetype=3" -ComputerName $Computername |

Select DeviceID,

@{Name="SizeGB";Expression = {$_.size/1gb -as [int]}},

@{Name="FreeGB";Expression={ [math]::round($_.Freespace/1gb,2)}},

@{Name="PctFree";Expression={[math]::round(($_.freespace/$_.size)*100,2)}}

}

#endregion

$fragments = @()

if (Test-Path $ImagePath) {

#insert a graphic

$ImageBits = [Convert]::ToBase64String((Get-Content $ImagePath -Encoding Byte))

$ImageFile = Get-Item $ImagePath

$ImageType = $ImageFile.Extension.Substring(1) #strip off the leading .

$ImageTag = "<Img src='data:image/$ImageType;base64,$($ImageBits)' Alt='$($ImageFile.Name)' style='float:left' width='120' height='120' hspace=10>"

}

else {

Write-Warning "Could not find image file $ImagePath"

}

$top = @"

<table>

<tr>

<td class='transparent'>$ImageTag</td><td class='transparent'><H1>System Report - $Computername</H1></td>

</tr>

</table>

"@

$fragments+=$top

$fragments+="<a href='javascript:toggleAll();' title='Click to toggle all sections'>+/-</a>"

$Text = "Operating System"

$div = $Text.Replace(" ","_")

$fragments+= "<a href='javascript:toggleDiv(""$div"");' title='click to collapse or expand this section'><h2>$Text</h2></a><div id=""$div"">"

$fragments+= Get-Ciminstance -ClassName win32_operatingsystem -ComputerName $computername |

Select @{Name="Operating System";Expression= {$_.Caption}},Version,InstallDate |

ConvertTo-Html -Fragment -As List

$fragments+="</div>"

$Text = "System Information"

$div = $Text.Replace(" ","_")

$fragments+= "<a href='javascript:toggleDiv(""$div"");' title='click to collapse or expand this section'><h2>$Text</h2></a><div id=""$div"">"

$fragments+= Get-systeminfo -Computername $computername| ConvertTo-Html -Fragment -As List

$fragments+="</div>"

$Text = "Disk Information"

$div = $Text.Replace(" ","_")

$fragments+= "<a href='javascript:toggleDiv(""$div"");' title='click to collapse or expand this section'><h2>$Text</h2></a><div id=""$div"">"

#highlight low free space in red

[xml]$html = Get-DiskInfo -Computername $computername| ConvertTo-Html -Fragment

for ($i=1;$i -le $html.table.tr.count-1;$i++) {

if ($html.table.tr[$i].td[-1] -le 20) {

$class = $html.CreateAttribute("class")

$class.value = 'alert'

$html.table.tr[$i].childnodes[3].attributes.append($class) | out-null

}

}

$fragments+= $html.InnerXml

$fragments+="</div>"

$Text = "EventLog Info"

$div = $Text.Replace(" ","_")

$fragments+= "<a href='javascript:toggleDiv(""$div"");' title='click to collapse or expand this section'><h2>$Text</h2></a><div id=""$div"">"

[xml]$html = Get-Eventlog -List -ComputerName $computername |

Select @{Name="Max(K)";Expression = {"{0:n0}" -f $_.MaximumKilobytes }},

@{Name="Retain";Expression = {$_.MinimumRetentionDays }},

OverFlowAction,@{Name="Entries";Expression = {"{0:n0}" -f $_.entries.count}},

@{Name="Log";Expression = {$_.LogDisplayname}} | ConvertTo-Html -Fragment

for ($i=1;$i -le $html.table.tr.count-1;$i++) {

if ($html.table.tr[$i].td[3] -eq 0) {

$class = $html.CreateAttribute("class")

$class.value = 'alert'

$html.table.tr[$i].attributes.append($class) | out-null

}

}

$fragments+= $html.InnerXml

$fragments+="</div>"

$fragments+= "<p class='footer'>$(get-date)</p>"

$head = @"

<Title>System Report - $($env:computername)</Title>

<style>

body { background-color:#E5E4E2;

font-family:Monospace;

font-size:10pt; }

td, th { border:0px solid black;

border-collapse:collapse;

white-space:pre; }

th { color:white;

background-color:black; }

table, tr, td, th { padding: 2px; margin: 0px ;white-space:pre; }

tr:nth-child(odd) {background-color: lightgray}

table { width:95%;margin-left:5px; margin-bottom:20px;}

h2 {

font-family:Tahoma;

color:#6D7B8D;

}

.alert {

color: red;

}

.footer

{ color:green;

margin-left:10px;

font-family:Tahoma;

font-size:8pt;

font-style:italic;

}

.transparent {

background-color:#E5E4E2;

}

</style>

<script type='text/javascript' src='https://ajax.googleapis.com/ajax/libs/jquery/1.4.4/jquery.min.js'>

</script>

<script type='text/javascript'>

function toggleDiv(divId) {

`$("#"+divId).toggle();

}

function toggleAll() {

var divs = document.getElementsByTagName('div');

for (var i = 0; i < divs.length; i++) {

var div = divs[i];

`$("#"+div.id).toggle();

}

}

</script>

"@

$convertParams = @{

head = $head

body = $fragments

}

convertto-html @convertParams | out-file -FilePath $Path

Get-Item -Path $Path