dbachecks

1.1.115

install.ps1

                                <#

Push in path to install

Work out where we're being called from (should be withing dbchecks folder)

if path!= where we are then we need to pull and move latest dbchecks install to there,

pull from github

Then work through other requirements

if psd1 modules != modules in here, throw as someones' not updated.

For each module grab latest

Unzip to path

If path in $P

#>

[CmdletBinding()]

param (

    [string]$Path,

    [switch]$Beta

)

function Write-LocalMessage {

    [CmdletBinding()]

    Param (

        [string]$Message

    )

    if (Test-Path function:Write-Message) { Write-Message -Level Output -Message $Message }

    else { Write-Host $Message }

}

#    @{ ModuleName = 'dbachecks'; URL='https://github.com/potatoqualitee/dbachecks/archive/master.zip'},

#Sort ourselves out first:

$modules = @(

    @{ ModuleName = 'Pester'; ModuleVersion = '4.1.1'; URL = 'https://github.com/pester/Pester/archive/master.zip' },

    @{ ModuleName = 'dbatools'; ModuleVersion = '0.9.139'; URL = 'https://dbatools.io/zip' },

    @{ ModuleName = 'PSFramework'; ModuleVersion = '0.9.5.10'; URL = 'https://github.com/PowershellFrameworkCollective/psframework/archive/master.zip' }

)

$RequiredModules = (Import-PowerShellDataFile -path .\dbachecks.psd1).RequiredModules

ForEach ($Module in $RequiredModules) {

    if ($Module.ModuleName -notin $Modules.ModuleName) {

        Write-LocalMessage -Message "We do not have the download information for $($Module.ModuleName), please raise an issue"

    }

}

ForEach ($Module in $Modules) {

    try {

        Update-Module $Module.ModuleName -Erroraction Stop

        Write-LocalMessage -Message "Updated $($Module.ModuleName) using the PowerShell Gallery"

        return

    }

    catch {

        Write-LocalMessage -Message "$($Module.ModuleName) was not installed by the PowerShell Gallery, continuing with web install."

    }

    $dbatools_copydllmode = $true

    $Impmodule = Import-Module -Name $Module.ModuleName -ErrorAction SilentlyContinue

    $localpath = $Impmodule.ModuleBase

    $temp = ([System.IO.Path]::GetTempPath()).TrimEnd("\")

    $zipfile = "$temp\$($Module.ModuleName).zip"

    Write-LocalMessage -Message "Downloading archive from github"

    try {

        (New-Object System.Net.WebClient).DownloadFile($Module.url, $zipfile)

    }

    catch {

        #try with default proxy and usersettings

        Write-LocalMessage -Message "Probably using a proxy for internet access, trying default proxy settings"

        $wc = (New-Object System.Net.WebClient).Proxy.Credentials = [System.Net.CredentialCache]::DefaultNetworkCredentials

        $wc.DownloadFile($Module.url, $zipfile)

    }

    # Unblock if there's a block

    Unblock-File $zipfile -ErrorAction SilentlyContinue

    Write-LocalMessage -Message "Unzipping"

    # Keep it backwards compatible

    Remove-Item -ErrorAction SilentlyContinue "$temp\$($Module.ModuleName)-old" -Recurse -Force

    $null = New-Item "$temp\$($Module.ModuleName)-old" -ItemType Directory

    $shell = New-Object -ComObject Shell.Application

    $zipPackage = $shell.NameSpace($zipfile)

    $destinationFolder = $shell.NameSpace($temp)

    $destinationFolder.CopyHere($zipPackage.Items())

    $PSD = Get-ChildItem  "$temp\$($Module.ModuleName)-master\" -file -Filter "$($Module.ModuleName).psd1" -Recurse

    $ModuleDetails = Import-PowerShellDataFile -Path $PSD.fullname

    $ModuleVersion = $Moduledetails.ModuleVersion

    if ($null -eq $localpath) {

        $localpath = "$HOME\Documents\WindowsPowerShell\Modules\$($Module.ModuleName)\$ModuleVersion"

    }

    else {

        Write-LocalMessage -Message "Updating current install of $($Module.ModuleName)"

    }

    try {

        if (-not $path) {

            if ($PSCommandPath.Length -gt 0) {

                $path = Split-Path $PSCommandPath

                if ($path -match "github") {

                    Write-LocalMessage -Message "Looks like this installer is run from your GitHub Repo, defaulting to psmodulepath"

                    $path = $localpath

                }

            }

            else {

                $path = $localpath

            }

        }

    }

    catch {

        $path = $localpath

    }

    if (-not $path -or (Test-Path -Path "$path\.git")) {

        $path = $localpath

    }

    Write-LocalMessage -Message "Installing module $($Module.ModuleName) to $path"

    if (!(Test-Path -Path $path)) {

        try {

            Write-LocalMessage -Message "Creating directory: $path"

            New-Item -Path $path -ItemType Directory | Out-Null

        }

        catch {

            throw "Can't create $Path. You may need to Run as Administrator: $_"

        }

    }

    Write-LocalMessage -Message "Applying Update"

    Write-LocalMessage -Message "1) Backing up previous installation"

    Copy-Item -Path "$Path\*" -Destination "$temp\$($Module.ModuleName)-old" -ErrorAction Stop

    try {

        Write-LocalMessage -Message "2) Cleaning up installation directory"

        Remove-Item "$Path\*" -Recurse -Force -ErrorAction Stop

    }

    catch {

        Write-LocalMessage -Message @"

        Failed to clean up installation directory, rolling back update.

        This usually has one of two causes:

        - Insufficient privileges (need to run as admin)

        - A file is locked - generally a dll file from having the module imported in some process.

        Exception:

        $_

"@

        Copy-Item -Path "$temp\$($Module.ModuleName)-old\*" -Destination $path -ErrorAction Ignore -Recurse

        Remove-Item "$temp\$($Module.ModuleName)-old" -Recurse -Force

        return

    }

    Write-LocalMessage -Message "3) Setting up current version"

    Move-Item -Path "$temp\\$($Module.ModuleName)-master\*" -Destination $path -ErrorAction SilentlyContinue -Force

    Remove-Item -Path "$temp\\$($Module.ModuleName)-master" -Recurse -Force

    #Remove-Item "destinationFolder" -Recurse -Force

    Remove-Item -Path $zipfile -Recurse -Force

    Remove-Item "$temp\$($Module.ModuleName)-old" -Recurse -Force

    #Remove-Item -Path $zipfile -Recurse -Force

    Write-LocalMessage -Message "Module $($Module.ModuleName) now installed"

    if (Get-Module $Module.ModuleName) {

        Write-LocalMessage -Message @"

    Please restart PowerShell before working with $($Module.ModuleName).

"@

    }

    else {

        Write-LocalMessage -Message "Debug - Path = $path"

        $ImportPsd = Get-ChildItem  $path -file -Filter "$($Module.ModuleName).psd1" -Recurse

        Import-Module $ImportPSd -Force

        Write-LocalMessage @"

    $($Module.ModuleName) v $((Get-Module $Module.ModuleName).Version)

    # Commands available: $((Get-Command -Module $Module.ModuleName -CommandType Function | Measure-Object).Count)

"@

    }

    Remove-Variable path

}

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# SIG # End signature block