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Allow full ps1 prompt customization by 'config/*.ps1' scripts

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This commit is contained in:
Dax T. Games 2019-03-16 13:52:47 -04:00
parent f2b26352b4
commit 98a64b71b2
1 changed files with 45 additions and 34 deletions
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77
vendor/profile.ps1 vendored
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@ -27,7 +27,7 @@ $ENV:CMDER_ROOT = (($ENV:CMDER_ROOT).trimend("\"))
# do not load bundled psget if a module installer is already available
# -> recent PowerShell versions include PowerShellGet out of the box
$moduleInstallerAvailable = [bool](Get-Command -Name 'Install-Module' -ErrorAction SilentlyContinue | Out-Null)
$moduleInstallerAvailable = [bool](Get-Command -Name 'Install-Module' -ErrorAction SilentlyContinue)
# Add Cmder modules directory to the autoload path.
$CmderModulePath = Join-path $PSScriptRoot "psmodules/"
@ -96,31 +96,6 @@ $env:Path = "$Env:CMDER_ROOT\bin;$Env:CMDER_ROOT\vendor\bin;$env:Path;$Env:CMDER
# Users should modify their user_profile.ps1 as it will be safe from updates.
#
# Pre assign the hooks so the first run of cmder gets a working prompt.
[ScriptBlock]$PrePrompt = {}
[ScriptBlock]$PostPrompt = {}
[ScriptBlock]$CmderPrompt = {
$Host.UI.RawUI.ForegroundColor = "White"
Microsoft.PowerShell.Utility\Write-Host $pwd.ProviderPath -NoNewLine -ForegroundColor Green
checkGit($pwd.ProviderPath)
}
<#
This scriptblock runs every time the prompt is returned.
Explicitly use functions from MS namespace to protect from being overridden in the user session.
Custom prompt functions are loaded in as constants to get the same behaviour
#>
[ScriptBlock]$Prompt = {
$realLASTEXITCODE = $LASTEXITCODE
$host.UI.RawUI.WindowTitle = Microsoft.PowerShell.Management\Split-Path $pwd.ProviderPath -Leaf
PrePrompt | Microsoft.PowerShell.Utility\Write-Host -NoNewline
CmderPrompt
Microsoft.PowerShell.Utility\Write-Host "`nλ " -NoNewLine -ForegroundColor "DarkGray"
PostPrompt | Microsoft.PowerShell.Utility\Write-Host -NoNewline
$global:LASTEXITCODE = $realLASTEXITCODE
return " "
}
# Drop *.ps1 files into "$ENV:CMDER_ROOT\config\profile.d"
# to source them at startup.
if (-not (test-path "$ENV:CMDER_ROOT\config\profile.d")) {
@ -185,11 +160,47 @@ if (! (Test-Path $CmderUserProfilePath) ) {
Copy-Item "$env:CMDER_ROOT\vendor\user_profile.ps1.default" -Destination $CmderUserProfilePath
}
# Once Created these code blocks cannot be overwritten
Set-Item -Path function:\PrePrompt -Value $PrePrompt -Options Constant
Set-Item -Path function:\CmderPrompt -Value $CmderPrompt -Options Constant
Set-Item -Path function:\PostPrompt -Value $PostPrompt -Options Constant
# Only set the prompt if it is currently set to the default
# This allows users to configure the prompt in their user_profile.ps1 or config\profile.d\*.ps1
if ( $(get-command prompt).Definition -match 'PS \$\(\$executionContext.SessionState.Path.CurrentLocation\)\$\(' -and `
$(get-command prompt).Definition -match '\(\$nestedPromptLevel \+ 1\)\) ";') {
# Pre assign the hooks so the first run of cmder gets a working prompt.
[ScriptBlock]$PrePrompt = {}
[ScriptBlock]$PostPrompt = {}
[ScriptBlock]$CmderPrompt = {
$Host.UI.RawUI.ForegroundColor = "White"
Microsoft.PowerShell.Utility\Write-Host $pwd.ProviderPath -NoNewLine -ForegroundColor Green
checkGit($pwd.ProviderPath)
}
# Functions can be made constant only at creation time
# ReadOnly at least requires `-force` to be overwritten
Set-Item -Path function:\prompt -Value $Prompt -Options ReadOnly
<#
This scriptblock runs every time the prompt is returned.
Explicitly use functions from MS namespace to protect from being overridden in the user session.
Custom prompt functions are loaded in as constants to get the same behaviour
#>
[ScriptBlock]$Prompt = {
$realLASTEXITCODE = $LASTEXITCODE
$host.UI.RawUI.WindowTitle = Microsoft.PowerShell.Management\Split-Path $pwd.ProviderPath -Leaf
PrePrompt | Microsoft.PowerShell.Utility\Write-Host -NoNewline
CmderPrompt
Microsoft.PowerShell.Utility\Write-Host "`nλ " -NoNewLine -ForegroundColor "DarkGray"
PostPrompt | Microsoft.PowerShell.Utility\Write-Host -NoNewline
$global:LASTEXITCODE = $realLASTEXITCODE
return " "
}
# Once Created these code blocks cannot be overwritten
# if (-not $(get-command PrePrompt).Options -match 'Constant') {Set-Item -Path function:\PrePrompt -Value $PrePrompt -Options Constant}
# if (-not $(get-command CmderPrompt).Options -match 'Constant') {Set-Item -Path function:\CmderPrompt -Value $CmderPrompt -Options Constant}
# if (-not $(get-command PostPrompt).Options -match 'Constant') {Set-Item -Path function:\PostPrompt -Value $PostPrompt -Options Constant}
Set-Item -Path function:\PrePrompt -Value $PrePrompt -Options Constant
Set-Item -Path function:\CmderPrompt -Value $CmderPrompt -Options Constant
Set-Item -Path function:\PostPrompt -Value $PostPrompt -Options Constant
# Functions can be made constant only at creation time
# ReadOnly at least requires `-force` to be overwritten
# if (!$(get-command Prompt).Options -match 'ReadOnly') {Set-Item -Path function:\prompt -Value $Prompt -Options ReadOnly}
Set-Item -Path function:\prompt -Value $Prompt -Options ReadOnly
}