Enable running multiple versions of PoshBot side-by-side

PoshBot/Classes/Command.ps1

@@ -77,6 +77,8 @@ class Command : BaseLogger {
                 [hashtable]$Options
             )
 
+            Import-Module -Name $Options.PoshBotManifestPath -Force -Verbose:$false -WarningAction SilentlyContinue -ErrorAction Stop
+
             Import-Module -Name $Options.ManifestPath -Scope Local -Force -Verbose:$false -WarningAction SilentlyContinue
 
             $cmd = $Options.Function
@@ -110,6 +112,7 @@ class Command : BaseLogger {
             OriginalMessage = $ParsedCommand.OriginalMessage.ToHash()
             ConfigurationDirectory = $script:ConfigurationDirectory
             BackendType = $Backend
+            PoshBotManifestPath = (Join-Path -Path $script:moduleBase -ChildPath "PoshBot.psd1")
         }
         if ($this.FunctionInfo) {
             $options.Function = $this.FunctionInfo

PoshBot/Public/New-PoshBotScheduledTask.ps1

@@ -79,61 +79,57 @@ function New-PoshBotScheduledTask {
         [switch]$Force
     )
 
-    # Find the latest version of the module
-    if ($mod = Get-Module -Name PoshBot -ListAvailable -Verbose:$false | Sort-Object -Property Version | Select-Object -First 1) {
+    if ($Force -or (-not (Get-ScheduledTask -TaskName $Name -ErrorAction SilentlyContinue))) {
+        if ($PSCmdlet.ShouldProcess($Name, 'Created PoshBot scheduled task')) {
 
-        if ($Force -or (-not (Get-ScheduledTask -TaskName $Name -ErrorAction SilentlyContinue))) {
-            if ($PSCmdlet.ShouldProcess($Name, 'Created PoshBot scheduled task')) {
-
-                $taskParams = @{
-                    Description = $Description
-                }
-
-                # Determine path to module and scheduled task script
-                $modPath = $mod.ModuleBase
-                $startScript = Join-Path -Path $modPath -ChildPath '/Task/StartPoshBot.ps1'
+            $taskParams = @{
+                Description = $Description
+            }
 
-                # Scheduled task action
-                $arg = "& '$startScript' -Path '$Path'"
-                $actionParams = @{
-                    Execute = "$($env:SystemDrive)\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"
-                    Argument = '-ExecutionPolicy ByPass -Command "' + $arg + '"'
-                    WorkingDirectory = $modPath
-                }
-                $taskParams.Action = New-ScheduledTaskAction @actionParams
-
-                # Scheduled task at logon trigger
-                $taskParams.Trigger = New-ScheduledTaskTrigger -AtStartup
-
-                # Scheduled task settings
-                $settingsParams = @{
-                    AllowStartIfOnBatteries = $true
-                    DontStopIfGoingOnBatteries = $true
-                    ExecutionTimeLimit = 0
-                    RestartCount = 999
-                    RestartInterval = (New-TimeSpan -Minutes 1)
-                }
-                $taskParams.Settings = New-ScheduledTaskSettingsSet @settingsParams
+            # Determine path to scheduled task script
+            # Not adding '..\' to -ChildPath parameter because during module build
+            # this script will get merged into PoshBot.psm1 and \Task folder will be
+            # a direct child of $PSScriptRoot
+            $startScript = Resolve-Path -LiteralPath (Join-Path -Path $PSScriptRoot -ChildPath 'Task\StartPoshBot.ps1')
+
+            # Scheduled task action
+            $arg = "& '$startScript' -Path '$Path'"
+            $actionParams = @{
+                Execute = "$($env:SystemDrive)\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"
+                Argument = '-ExecutionPolicy Bypass -NonInteractive -Command "' + $arg + '"'
+                WorkingDirectory = $PSScriptRoot
+            }
+            $taskParams.Action = New-ScheduledTaskAction @actionParams
+
+            # Scheduled task at logon trigger
+            $taskParams.Trigger = New-ScheduledTaskTrigger -AtStartup
+
+            # Scheduled task settings
+            $settingsParams = @{
+                AllowStartIfOnBatteries = $true
+                DontStopIfGoingOnBatteries = $true
+                ExecutionTimeLimit = 0
+                RestartCount = 999
+                RestartInterval = (New-TimeSpan -Minutes 1)
+            }
+            $taskParams.Settings = New-ScheduledTaskSettingsSet @settingsParams
 
-                # Create / register the task
-                $registerParams = @{
-                    TaskName = $Name
-                    Force = $true
-                }
-                # Scheduled task principal
-                $registerParams.User = $Credential.UserName
-                $registerParams.Password = $Credential.GetNetworkCredential().Password
-                $task = New-ScheduledTask @taskParams
-                $newTask = Register-ScheduledTask -InputObject $task @registerParams
-                if ($PassThru) {
-                    $newTask
-                }
+            # Create / register the task
+            $registerParams = @{
+                TaskName = $Name
+                Force = $true
+            }
+            # Scheduled task principal
+            $registerParams.User = $Credential.UserName
+            $registerParams.Password = $Credential.GetNetworkCredential().Password
+            $task = New-ScheduledTask @taskParams
+            $newTask = Register-ScheduledTask -InputObject $task @registerParams
+            if ($PassThru) {
+                $newTask
             }
-        } else {
-            Write-Error -Message "Existing task named [$Name] found. To overwrite, use the -Force"
         }
     } else {
-        Write-Error -Message 'Unable to find PoshBot module! Can not scheduled the task'
+        Write-Error -Message "Existing task named [$Name] found. To overwrite, use the -Force"
     }
 }
 

PoshBot/Public/Start-PoshBot.ps1

@@ -92,10 +92,11 @@ function Start-PoshBot {
                 $sb = {
                     param(
                         [parameter(Mandatory)]
-                        [hashtable]$Configuration
+                        [hashtable]$Configuration,
+                        [string]$PoshBotManifestPath
                     )
 
-                    Import-Module PoshBot -ErrorAction Stop
+                    Import-Module $PoshBotManifestPath -ErrorAction Stop
 
                     try {
                         $tempConfig = New-PoshBotConfiguration
@@ -127,8 +128,9 @@ function Start-PoshBot {
 
                 $instanceId = (New-Guid).ToString().Replace('-', '')
                 $jobName = "PoshBot_$instanceId"
+                $poshBotManifestPath = (Join-Path -Path $PSScriptRoot -ChildPath "PoshBot.psd1")
 
-                $job = Start-Job -ScriptBlock $sb -Name $jobName -ArgumentList $Configuration.ToHash()
+                $job = Start-Job -ScriptBlock $sb -Name $jobName -ArgumentList $Configuration.ToHash(),$poshBotManifestPath
 
                 # Track the bot instance
                 $botTracker = @{

PoshBot/Task/StartPoshBot.ps1

@@ -1,5 +1,3 @@
-#requires -modules PoshBot
-
 [cmdletbinding()]
 param(
     [parameter(Mandatory)]
@@ -16,6 +14,5 @@ param(
     })]
     [string]$Path
 )
-
-Import-Module PoshBot -Force -ErrorAction Stop
+Import-Module "$PSScriptRoot\..\PoshBot.psd1" -Force -ErrorAction Stop
 Start-PoshBot -Path $Path