Create au_Helper_GitHub.ps1

helpers/au_Helper_GitHub.ps1

@@ -0,0 +1,41 @@
+# Author: Christophe Lefebvre
+# Last Change: 03-May-2020.
+
+<#
+.SYNOPSIS   
+   Get URL32 and/or URL64 and Version from a GitHub repository.
+
+.DESCRIPTION
+   This function helps to get URL 32 and/or URL64 from the latest release available on a GitHub repository. 
+#>
+function global:au_Helper_GitHub () {
+    Param( 
+        [parameter(position=0)]
+        $GitHubRepository,
+        [parameter(position=1)]
+        $RegexFile32,
+        [parameter(position=2)]
+        $RegexFile64
+        )
+
+    if ((-Not ($RegexFile32)) -And (-Not ($RegexFile64))) {
+        throw ("You must use `"-RegexFile32`" and/or `"-RegexFile64`" switchs.")
+    }
+
+    $releases      = 'https://github.com/' + $GitHubRepository + '/releases/latest'
+    $regexVersion  = "/$GitHubRepository/tree/(?<Version>[\d\.]+)"
+    $download_page = Invoke-WebRequest -Uri $releases -UseBasicParsing
+    $download_page.Content -match "$regexVersion"
+    $result += @{Version = $matches.Version}
+
+    foreach ($arch in "32", "64") {
+        $regexFile = (Get-Variable -Name "RegexFile$arch").Value
+
+        if ($regexFile) {
+            $url = $download_page.links | ? href -match "/$regexFile"            
+            $result += @{"URL$arch" = $('https://github.com' + $url.href)}            
+        }
+    }
+
+    return $result
+}