Updates

intune/Proactive Remediations/System Uptime Check-Notifications/Detect_Uptime.ps1

@@ -0,0 +1,8 @@
+$Uptime= get-computerinfo | Select-Object OSUptime 
+if ($Uptime.OsUptime.Days -ge 7){
+    Write-Output "Device has not rebooted on $($Uptime.OsUptime.Days) days, notify user to reboot"
+    Exit 1
+}else {
+    Write-Output "Device has rebooted $($Uptime.OsUptime.Days) days ago, all good"
+    Exit 0
+}

intune/Proactive Remediations/System Uptime Check-Notifications/System_Notification.ps1

@@ -0,0 +1,91 @@
+function Display-ToastNotification() {
+    $Load = [Windows.UI.Notifications.ToastNotificationManager, Windows.UI.Notifications, ContentType = WindowsRuntime]
+    $Load = [Windows.Data.Xml.Dom.XmlDocument, Windows.Data.Xml.Dom.XmlDocument, ContentType = WindowsRuntime]
+    # Load the notification into the required format
+    $ToastXML = New-Object -TypeName Windows.Data.Xml.Dom.XmlDocument
+    $ToastXML.LoadXml($Toast.OuterXml)
+        
+    # Display the toast notification
+    try {
+        [Windows.UI.Notifications.ToastNotificationManager]::CreateToastNotifier($App).Show($ToastXml)
+    }
+    catch { 
+        Write-Output -Message 'Something went wrong when displaying the toast notification' -Level Warn
+        Write-Output -Message 'Make sure the script is running as the logged on user' -Level Warn     
+    }
+}
+# Setting image variables
+$LogoImageUri = "http://carecentrix/templates/t3_bs3_blank/favicon.ico"
+$HeroImageUri = "http://carecentrix/images/learning-innovation/newsflash-tile.png"
+$LogoImage = "$env:TEMP\ToastLogoImage.png"
+$HeroImage = "$env:TEMP\ToastHeroImage.png"
+$Uptime= get-computerinfo | Select-Object OSUptime 
+
+#Fetching images from uri
+Invoke-WebRequest -Uri $LogoImageUri -OutFile $LogoImage
+Invoke-WebRequest -Uri $HeroImageUri -OutFile $HeroImage
+
+#Defining the Toast notification settings
+#ToastNotification Settings
+$Scenario = 'reminder' # <!-- Possible values are: reminder | short | long -->
+        
+# Load Toast Notification text
+$AttributionText = "CareCentrix Tech Team."
+$HeaderText = "Computer Restart is needed!"
+$TitleText = "Your device has not performed a reboot the last $($Uptime.OsUptime.Days) days"
+$BodyText1 = "For performance and stability reasons we suggest a reboot at least once a week."
+$BodyText2 = "Please save your work and restart your device today. Thank you in advance."
+
+
+# Check for required entries in registry for when using Powershell as application for the toast
+# Register the AppID in the registry for use with the Action Center, if required
+$RegPath = 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Notifications\Settings'
+$App =  '{1AC14E77-02E7-4E5D-B744-2EB1AE5198B7}\WindowsPowerShell\v1.0\powershell.exe'
+
+# Creating registry entries if they don't exists
+if (-NOT(Test-Path -Path "$RegPath\$App")) {
+    New-Item -Path "$RegPath\$App" -Force
+    New-ItemProperty -Path "$RegPath\$App" -Name 'ShowInActionCenter' -Value 1 -PropertyType 'DWORD'
+}
+
+# Make sure the app used with the action center is enabled
+if ((Get-ItemProperty -Path "$RegPath\$App" -Name 'ShowInActionCenter' -ErrorAction SilentlyContinue).ShowInActionCenter -ne '1') {
+    New-ItemProperty -Path "$RegPath\$App" -Name 'ShowInActionCenter' -Value 1 -PropertyType 'DWORD' -Force
+}
+
+
+# Formatting the toast notification XML
+[xml]$Toast = @"
+<toast scenario="$Scenario">
+    <visual>
+    <binding template="ToastGeneric">
+        <image placement="hero" src="$HeroImage"/>
+        <image id="1" placement="appLogoOverride" hint-crop="circle" src="$LogoImage"/>
+        <text placement="attribution">$AttributionText</text>
+        <text>$HeaderText</text>
+        <group>
+            <subgroup>
+                <text hint-style="title" hint-wrap="true" >$TitleText</text>
+            </subgroup>
+        </group>
+        <group>
+            <subgroup>     
+                <text hint-style="body" hint-wrap="true" >$BodyText1</text>
+            </subgroup>
+        </group>
+        <group>
+            <subgroup>     
+                <text hint-style="body" hint-wrap="true" >$BodyText2</text>
+            </subgroup>
+        </group>
+    </binding>
+    </visual>
+    <actions>
+        <action activationType="system" arguments="dismiss" content="$DismissButtonContent"/>
+    </actions>
+</toast>
+"@
+
+#Send the notification
+Display-ToastNotification
+Exit 0