Ability to add/remove scheduled task

windows/win_scheduled_task.ps1

@@ -33,37 +33,130 @@ else
 {
     Fail-Json $result "missing required argument: name"
 }
+if ($params.state)
+{
+    $state = $params.state
+}
+else
+{
+    Fail-Json $result "missing required argument: state"
+}
 if ($params.enabled)
 {
   $enabled = $params.enabled | ConvertTo-Bool
 }
 else
 {
-  $enabled = $true
+  $enabled = $true #default
 }
-$target_state = @{$true = "Enabled"; $false="Disabled"}[$enabled]
+if ($params.description)
-
-try
 {
-  $tasks = Get-ScheduledTask -TaskPath $name
+  $description = $params.description
-  $tasks_needing_changing = $tasks |? { $_.State -ne $target_state }
+}
-  if (-not($tasks_needing_changing -eq $null))
+else
 {
-    if ($enabled)
+  $description = " "  #default
+}
+if ($params.execute)
 {
-      $tasks_needing_changing | Enable-ScheduledTask
+  $execute = $params.execute
 }
-    else
+elseif ($state -eq "present")
 {
-      $tasks_needing_changing | Disable-ScheduledTask
+  Fail-Json $result "missing required argument: execute"
 }
-    Set-Attr $result "tasks_changed" ($tasks_needing_changing | foreach { $_.TaskPath + $_.TaskName })
+if ($params.path)
-    $result.changed = $true
+{
+  $path = "\{0}\" -f $params.path
 }
 else
 {
-    Set-Attr $result "tasks_changed" @()
+  $path = "\"  #default
-    $result.changed = $false
+}
+if ($params.frequency)
+{
+  $frequency = $params.frequency
+}
+elseif($state -eq "present")
+{
+  Fail-Json $result "missing required argument: frequency"
+}
+if ($params.time)
+{
+  $time = $params.time
+}
+elseif($state -eq "present")
+{
+  Fail-Json $result "missing required argument: time"
+}
+
+$exists = $true
+#hack to determine if task exists
+try {
+    $task = Get-ScheduledTask -TaskName $name -TaskPath $path
+}
+catch {
+    $exists = $false | ConvertTo-Bool
+}
+Set-Attr $result "exists" "$exists"
+
+
+try
+{
+    if ($frequency){
+        if ($frequency -eq "daily") {
+            $trigger =  New-ScheduledTaskTrigger -Daily -At $time
+        }
+        elseif (frequency -eq "weekly"){
+            $trigger =  New-ScheduledTaskTrigger -Weekly -At $time
+        }
+        else {
+            Fail-Json $result "frequency must be daily or weekly"
+        }
+    }
+
+    if ($state -eq "absent" -and $exists -eq $true) {
+        Unregister-ScheduledTask -TaskName $name -Confirm:$false
+        $result.changed = $true
+        Set-Attr $result "msg" "Deleted task $name"
+        Exit-Json $result
+    }
+    elseif ($state -eq "absent" -and $exists -eq $false) {
+        Set-Attr $result "msg" "Task $name does not exist"
+        Exit-Json $result
+    }
+
+    if ($state -eq "present" -and $exists -eq $false){
+        $action = New-ScheduledTaskAction -Execute $execute
+        Register-ScheduledTask -Action $action -Trigger $trigger -TaskName $name -Description $description -TaskPath $path
+        $task = Get-ScheduledTask -TaskName $name
+        Set-Attr $result "msg" "Added new task $name"
+        $result.changed = $true
+    }
+    elseif($state -eq "present" -and $exists -eq $true) {
+        if ($task.Description -eq $description -and $task.TaskName -eq $name -and $task.TaskPath -eq $path -and $task.Actions.Execute -eq $execute) {
+            #No change in the task yet
+            Set-Attr $result "msg" "No change in task $name"
+        }
+        else {
+            Unregister-ScheduledTask -TaskName $name -Confirm:$false
+            $action = New-ScheduledTaskAction -Execute $execute
+            Register-ScheduledTask -Action $action -Trigger $trigger -TaskName $name -Description $description -TaskPath $path
+            $task = Get-ScheduledTask -TaskName $name
+            Set-Attr $result "msg" "Updated task $name"
+            $result.changed = $true
+        }
+    }
+
+    if ($state -eq "present" -and $enabled -eq $true -and $task.State -ne "Ready" ){
+        $task | Enable-ScheduledTask
+        Set-Attr $result "msg" "Enabled task $name"
+        $result.changed = $true
+    }
+    elseif ($state -eq "present" -and $enabled -eq $false -and $task.State -ne "Disabled"){
+        $task | Disable-ScheduledTask
+        Set-Attr $result "msg" "Disabled task $name"
+        $result.changed = $true
     }
 
     Exit-Json $result;

windows/win_scheduled_task.py

@@ -1,8 +1,5 @@
 #!/usr/bin/python
 # -*- coding: utf-8 -*-
-
-# (c) 2015, Peter Mounce <public@neverrunwithscissors.com>
-#
 # This file is part of Ansible
 #
 # Ansible is free software: you can redistribute it and/or modify
@@ -32,20 +29,45 @@ options:
   name:
     description:
       - Name of the scheduled task
-      - Supports * as wildcard
     required: true
   enabled:
     description:
-      - State that the task should become
+      - Enable/disable the task
     required: false
     choices:
       - yes
       - no
     default: yes
-author: Peter Mounce
+  state:
+    description:
+      - State that the task should become
+    required: false
+    choices:
+      - present
+      - absent
+  execute:
+    description:
+      - Command the scheduled task should execute
+    required: false
+  frequency:
+    description:
+      - The frequency of the command
+    choices:
+      - daily
+      - weekly
+    required: false
+  time:
+    description:
+      - Time to execute scheduled task
+    required: false
+  path:
+    description:
+      - Folder path of scheduled task
+    default: '\'
+    required: false
 '''
 
 EXAMPLES = '''
-  # Disable the scheduled tasks with "WindowsUpdate" in their name
+  # Create a scheduled task to open a command prompt
-  win_scheduled_task: name="*WindowsUpdate*" enabled=no
+  win_scheduled_task: name="TaskName" execute="cmd" frequency="daily" time="9am" description="open command prompt" path="example" enable=yes state=present
 '''