ModsPath Done

README.md

@@ -90,6 +90,7 @@ Get Black/White List from Path (URL/UNC/Local) (download/copy to Winget-AutoUpda
 
 **-ModsPath**  
 Get Mods from Path (URL/UNC/Local) (download/copy to `mods` in Winget-AutoUpdate installation location if external mods is newer).
+For URL: This requires a site with `Options +Indexes` in `.htaccess` and no index page overriding the listing of files or an index page with href listings of all the Mods to be downloaded!
 
 **-InstallUserContext**  
 Install WAU with system and **user** context executions (From version 1.15.3)

Winget-AutoUpdate/functions/Test-ModsPath.ps1

@@ -10,25 +10,58 @@ function Test-ModsPath ($ModsPath, $WingetUpdatePath) {
     $InternalModsNames = Get-ChildItem -Path $LocalMods -Name -Recurse -Include *.ps1
 
     # If path is URL
-    if ($ModsPath -like "http*") {
-        $ExternalMods = "$ModsPath/"
+    if ($ExternalMods -like "http*") {
         $wc = New-Object System.Net.WebClient
-        try {
-            $wc.OpenRead("$ExternalMods").Close() | Out-Null
-            $dateExternal = ([DateTime]$wc.ResponseHeaders['Last-Modified']).ToString("yyyy-MM-dd HH:mm:ss")
-            if ($dateExternal -gt $dateLocal) {
+
+        # enable TLS 1.2 and TLS 1.1 protocols
+        [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12, [Net.SecurityProtocolType]::Tls11
+        #Get Index of $ExternalMods (or index page with href listings of all the Mods)
+        $WebResponse = Invoke-WebRequest -Uri $ExternalMods
+        # Get the list of links, skip the first one ("../") if listing is allowed
+        $ModLinks = $WebResponse.Links | Select-Object -ExpandProperty href -Skip 1
+        
+        #Delete Local Mods that doesn't exist Externally
+        foreach ($Mod in $InternalModsNames) {
+            try {
+                If ($Mod -notin $ModLinks) {
+                    Remove-Item $LocalMods\$Mod -Force | Out-Null
+                }
+            }
+            catch {
+                #Do nothing
+            }
+        }
+        
+        #Loop through all links
+        $WebResponse.Links | Select-Object -ExpandProperty href -Skip 1 | ForEach-Object {
+            #Check for .ps1 in listing/HREF:s in an index page pointing to .ps1
+            if ($_ -like "*.ps1") {
                 try {
-                    $wc.DownloadFile($ExternalMods, $LocalMods)
+                    $wc.OpenRead("$ExternalMods/$_").Close() | Out-Null
+                    $dateExternalMod = ([DateTime]$wc.ResponseHeaders['Last-Modified']).ToString("yyyy-MM-dd HH:mm:ss")
+                    if (Test-Path -Path $LocalMods"\"$_) {
+                        $dateLocalMod = (Get-Item "$LocalMods\$_").LastWriteTime.ToString("yyyy-MM-dd HH:mm:ss")
+                    }
+        
+                    if ($dateExternalMod -gt $dateLocalMod) {
+                        try {
+                            $SaveMod = Join-Path -Path "$LocalMods\" -ChildPath $_
+                            $Mod = '{0}/{1}' -f $ModsPath.TrimEnd('/'), $_
+                            #Write-Host "Downloading file $dateExternal -  $ExternalMods/$_ to $SaveMod"
+                            Invoke-WebRequest -Uri "$Mod" -OutFile $SaveMod
+                            $ModsUpdated++
+                        }
+                        catch {
+                            return $False
+                        }
+                    }
                 }
                 catch {
                     return $False
                 }
-                return $true
             }
         }
-        catch {
-            return $False
-        }
+        return $ModsUpdated
     }
     # If path is UNC or local
     else {