add matrix_room_untag.ps1

matrix_room_untag.ps1

@@ -0,0 +1,31 @@
+[CmdletBinding()]
+Param (
+    [Array]$Exceptions = @('m.lowpriority','m.favourite'),
+    [String]$HomeServer = 'https://imninja.net',
+    [String]$MxId = '@lub:imninja.net',
+    [String]$AccessToken
+)
+
+function Invoke-MatrixMethod {
+    Param (
+        $Method = 'Get',
+        $Endpoint
+    )
+
+    # add authorization header
+    $Headers = $Headers+@{'authorization' = 'Bearer '+$AccessToken}
+
+    $uri = $HomeServer+$Endpoint
+
+    Invoke-RestMethod -Method $Method -Headers $Headers -Uri $uri
+}
+
+foreach($room in (Invoke-MatrixMethod -Endpoint '/_matrix/client/r0/joined_rooms').joined_rooms) {
+    foreach($tag in (Invoke-MatrixMethod -Endpoint ('/_matrix/client/r0/user/'+$MxId+'/rooms/'+$room+'/tags')).tags) {
+        $tag = ($tag | Get-Member)[4].Name
+        if($tag -and $tag -notin $Exceptions) {
+            'delete '+$tag
+            Invoke-MatrixMethod -Method Delete -Endpoint ('/_matrix/client/r0/user/'+$MxId+'/rooms/'+$room+'/tags/'+$tag)
+        }
+    }
+}