Update scripts to receive params from stdin

README.md

@@ -13,21 +13,19 @@ Select a category of scripts to browse:
 
 ## Create New Scripts
 
-PowerShell scripts are run by WinDynamicDesktop when the wallpaper image is updated. They are invoked with the following parameters:
+PowerShell scripts are run by WinDynamicDesktop when the wallpaper image is updated. They are invoked with a JSON object that contains the following parameters:
 
-`<scriptName> [-daySegment2] <int> [-daySegment4] <int> [-nightMode] <bool> [-imagePath <string>]`
+* `daySegment2` - 0 = Day, 1 = Night
+* `daySegment4` - -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
+* `themeMode` - 0 = Automatic, 1 = Light Mode, 2 = Dark Mode
+* `imagePaths` - List of paths to current wallpaper image for each display
 
-To read the values of these parameters, add the following lines at the top of your script:
+To read the values of these parameters, add the line below to the top of your script and access them like this: `$event.daySegment2`
 
 ```powershell
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+$event = $Input | ConvertFrom-Json
 ```
 
-A sample script that makes use of these variables can be found [here](./SampleScript.ps1). When the sample script is installed and gets run by WinDynamicDesktop, it will display the values of all the parameters.
+A sample script that uses parameters can be found [here](./SampleScript.ps1). When the sample script is installed and gets run by WinDynamicDesktop, it will display the values of all the parameters.
 
 If you create a script and would like to share it with other users of the app, pull requests in this repository are welcome.

SampleEvent.json

@@ -0,0 +1,8 @@
+{
+  "daySegment2": 0,
+  "daySegment4": 1,
+  "themeMode": 0,
+  "imagePaths": [
+    "C:\\Windows\\Web\\Wallpaper\\Windows\\img0.jpg"
+  ]
+}

SampleScript.ps1

@@ -1,10 +1,6 @@
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+# To test with sample event, run: cat SampleEvent.json | .\SampleScript.ps1
+$event = $Input | ConvertFrom-Json
 
 Add-Type -AssemblyName PresentationCore,PresentationFramework
 [System.Reflection.Assembly]::LoadWithPartialName("System.Windows.Forms")
-[System.Windows.MessageBox]::Show([string]$daySegment2 + ' ' + [string]$daySegment4 + ' ' + [string]$nightMode + ' ' + $imagePath)
+[System.Windows.MessageBox]::Show(($event | Format-List | Out-String), "WinDynamicDesktop")

experimental/ChangeEdgeBackgroundDefault.ps1

@@ -1,14 +1,5 @@
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+$event = $Input | ConvertFrom-Json
 
-If (-Not ($PSBoundParameters.ContainsKey("imagePath"))) {
-    Break
-}
-
-If (Test-Path "~\AppData\Local\Microsoft\Edge\User Data\Default") {
-    Copy-Item $imagePath "~\AppData\Local\Microsoft\Edge\User Data\Default\edge_background.jpg"
+If ($event.imagePaths -And (Test-Path "~\AppData\Local\Microsoft\Edge\User Data\Default")) {
+    Copy-Item $event.imagePaths[0] "~\AppData\Local\Microsoft\Edge\User Data\Default\edge_background.jpg"
 }

experimental/ChangeMicrosoftEdgeTheme.ps1

@@ -1,14 +1,9 @@
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+$event = $Input | ConvertFrom-Json
 
 $registryPath = "HKCU:\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Main"
-$dwordValue = If ($nightMode) {1} Else {$daySegment2}
+$dwordValue = If ($event.themeMode -Eq 0) {$event.daySegment2} Else {$event.themeMode - 1}
 
-if ( Test-Path $registryPath )
+if (Test-Path $registryPath)
 {
     New-ItemProperty -Path $registryPath -Name "Theme" -Value $dwordValue -PropertyType DWORD -Force | Out-Null
 }

experimental/SyncVirtualDesktops.ps1

@@ -1,11 +1,6 @@
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+$event = $Input | ConvertFrom-Json
 
-If (-Not ($PSBoundParameters.ContainsKey("imagePath"))) {
+If (-Not $event.imagePaths) {
     Break
 }
 
@@ -23,7 +18,7 @@ if (-Not (Get-Module -ListAvailable -Name VirtualDesktop)) {
 
 Get-DesktopList | ForEach-Object {
     if (-Not (Test-CurrentDesktop -Desktop $_.Number)) {
-        Set-DesktopWallpaper -Desktop $_.Number -Path $imagePath
+        Set-DesktopWallpaper -Desktop $_.Number -Path $event.imagePaths[0]
     }
 }
 

stable/ChangeDisplayBrightness.ps1

@@ -1,23 +1,17 @@
 # NOTE: Requires hardware that supports DDC/CI (the ability to change display brightness in Windows)
-
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+$event = $Input | ConvertFrom-Json
 
 # Edit these values to be a valid screen brightness percent between 0 and 100
 $sunriseBrightness = 40
 $dayBrightness = 80
 $sunsetBrightness = 30
 $nightBrightness = 20
 
-if ( $daySegment4 -eq -1 ) {
-    $daySegment4 = $daySegment2 * 2 + 1
+if ($event.daySegment4 -Eq -1) {
+    $event.daySegment4 = $event.daySegment2 * 2 + 1
 }
 
-$brightnessPercent = switch ( $daySegment4 )
+$brightnessPercent = switch ($event.daySegment4)
 {
     0 { $sunriseBrightness }
     1 { $dayBrightness }

stable/ChangeWindowsAppTheme.ps1

@@ -1,14 +1,9 @@
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+$event = $Input | ConvertFrom-Json
 
 $registryPath = "HKCU:\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize"
-$dwordValue = If ($nightMode) {0} Else {1 - $daySegment2}
+$dwordValue = 1 - (If ($event.themeMode -Eq 0) {$event.daySegment2} Else {$event.themeMode - 1})
 
-if ( Test-Path $registryPath )
+if (Test-Path $registryPath)
 {
     New-ItemProperty -Path $registryPath -Name "AppsUseLightTheme" -Value $dwordValue -PropertyType DWORD -Force | Out-Null
 }

stable/ChangeWindowsSystemTheme.ps1

@@ -1,14 +1,9 @@
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+$event = $Input | ConvertFrom-Json
 
 $registryPath = "HKCU:\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize"
-$dwordValue = If ($nightMode) {0} Else {1 - $daySegment2}
+$dwordValue = 1 - (If ($event.themeMode -Eq 0) {$event.daySegment2} Else {$event.themeMode - 1})
 
-if ( Test-Path $registryPath )
+if (Test-Path $registryPath)
 {
     New-ItemProperty -Path $registryPath -Name "SystemUsesLightTheme" -Value $dwordValue -PropertyType DWORD -Force | Out-Null
 }

stable/ChangeWindowsTerminalBackground.ps1

@@ -1,17 +1,12 @@
-param (
-    [Parameter(Mandatory=$true)][int]$daySegment2,  # 0 = Day, 1 = Night
-    [Parameter(Mandatory=$true)][int]$daySegment4,  # -1 = N/A, 0 = Sunrise, 1 = Day, 2 = Sunset, 3 = Night
-    [Parameter(Mandatory=$true)][bool]$nightMode,   # True if night mode is enabled
-    [Parameter(Mandatory=$false)][string]$imagePath # Path to current wallpaper image
-)
+$event = $Input | ConvertFrom-Json
 
-If (-Not ($PSBoundParameters.ContainsKey("imagePath"))) {
+If (-Not $event.imagePaths) {
     Break
 }
 
 $jsonFilePath = "$Env:LocalAppData\Packages\Microsoft.WindowsTerminal_8wekyb3d8bbwe\LocalState\settings.json"
 $jsonDataOld = Get-Content -Path $jsonFilePath
-$imagePath = $imagePath.Replace('\', '\\')
+$imagePath = $event.imagePaths[0].Replace('\', '\\')
 
 If ($jsonDataOld -match '(?<!//\s*)"backgroundImage":') {
     $jsonDataNew = $jsonDataOld -replace ('(?<!//\s*)"backgroundImage": ".+"', "`"backgroundImage`": `"$imagePath`"")