cmder/vendor/psmodules/Cmder.ps1
2023-07-03 16:19:07 -04:00

205 lines
6.6 KiB
PowerShell

function readVersion($gitPath) {
$gitExecutable = "${gitPath}\git.exe"
if (-not (Test-Path "$gitExecutable")) {
return $null
}
$gitVersion = (cmd /c "${gitExecutable}" --version)
if ($gitVersion -match 'git version') {
($trash1, $trash2, $gitVersion) = $gitVersion.split(' ', 3)
} else {
pause
return $null
}
return $gitVersion.toString()
}
function isGitShim($gitPath) {
# check if there's shim - and if yes follow the path
if (Test-Path "${gitPath}\git.shim") {
$shim = (get-content "${gitPath}\git.shim")
($trash, $gitPath) = $shim.replace(' ', '').split('=')
$gitPath = $gitPath.replace('\git.exe', '')
}
return $gitPath.toString()
}
function compareVersions($userVersion, $vendorVersion) {
if ($null -ne $userVersion) {
($userMajor, $userMinor, $userPatch, $userBuild) = $userVersion.split('.', 4)
} else {
return -1
}
if ($null -ne $vendorVersion) {
($vendorMajor, $vendorMinor, $vendorPatch, $vendorBuild) = $vendorVersion.split('.', 4)
} else {
return 1
}
if (($userMajor -eq $vendorMajor) -and ($userMinor -eq $vendorMinor) -and ($userPatch -eq $vendorPatch) -and ($userBuild -eq $vendorBuild)) {
return 1
}
if ($userMajor -gt $vendorMajor) { return 1 }
if ($userMajor -lt $vendorMajor) { return -1 }
if ($userMinor -gt $vendorMinor) { return 1 }
if ($userMinor -lt $vendorMinor) { return -1 }
if ($userPatch -gt $vendorPatch) { return 1 }
if ($userPatch -lt $vendorPatch) { return -1 }
if ($userBuild -gt $vendorBuild) { return 1 }
if ($userBuild -lt $vendorBuild) { return -1 }
return 0
}
function compare_git_versions($userVersion, $vendorVersion) {
$result = compareVersions -userVersion $userVersion -vendorVersion $vendorVersion
Write-Debug "Compare Versions Result: ${result}"
if ($result -ge 0) {
return $userVersion
}
else {
return $vendorVersion
}
}
function Configure-Git($gitRoot, $gitType, $gitPathUser) {
# Proposed Behavior
# Modify the path if we are using VENDORED Git, do nothing if using USER Git.
# If User Git is installed but is older, match its path config adding paths
# in the same path positions allowing a user to configure Cmder Git path
# using locally installed Git Path Config.
if ($gitType -eq 'VENDOR') {
# If User Git is installed replace its path config with Newer Vendored Git Path
if (($null -ne $gitPathUser) -and ($gitPathUser -ne '')) {
Write-Verbose "Cmder 'profile.ps1': Replacing older user Git path '$gitPathUser' with newer vendored Git path '$gitRoot' in the system path..."
$newPath = ($env:path -ireplace [regex]::Escape($gitPathUser), $gitRoot)
}
else {
if (-not ($env:Path -match [regex]::Escape("$gitRoot\cmd"))) {
Write-Debug "Adding $gitRoot\cmd to the path"
$newPath = $($gitRoot + "\cmd" + ";" + $env:Path)
}
# Add "$gitRoot\mingw[32|64]\bin" to the path if exists and not done already
if ((Test-Path "$gitRoot\mingw32\bin") -and -not ($env:path -match [regex]::Escape("$gitRoot\mingw32\bin"))) {
Write-Debug "Adding $gitRoot\mingw32\bin to the path"
$newPath = "$newPath;$gitRoot\mingw32\bin"
}
elseif ((Test-Path "$gitRoot\mingw64\bin") -and -not ($env:path -match [regex]::Escape("$gitRoot\mingw64\bin"))) {
Write-Debug "Adding $gitRoot\mingw64\bin to the path"
$newPath = "$newPath;$gitRoot\mingw64\bin"
}
# Add "$gitRoot\usr\bin" to the path if exists and not done already
if ((Test-Path "$gitRoot\usr\bin") -and -not ($env:path -match [regex]::Escape("$gitRoot\usr\bin"))) {
Write-Debug "Adding $gitRoot\usr\bin to the path"
$newPath = "$newPath;$gitRoot\usr\bin"
}
}
return $newPath
}
return $env:path
}
function Import-Git() {
$GitModule = Get-Module -Name Posh-Git -ListAvailable
if ($GitModule | Select-Object version | Where-Object version -le ([version]"0.6.1.20160330")) {
Import-Module Posh-Git > $null
}
if ($GitModule | Select-Object version | Where-Object version -ge ([version]"1.0.0")) {
Import-Module Posh-Git > $null
$GitPromptSettings.AnsiConsole = $false
}
if (-not $GitModule) {
Write-Host -NoNewline "`r`n"
Write-Warning "Missing git support, install posh-git with 'Install-Module posh-git' and restart Cmder."
Write-Host -NoNewline "`r$([char]0x1B)[A"
return $false
}
# Make sure we only run once by always returning true
return $true
}
function checkGit($Path) {
if (-not (Get-Command git -ErrorAction SilentlyContinue)) {
return
}
if (-not (Test-Path -Path (Join-Path $Path '.git'))) {
$SplitPath = Split-Path $path
if ($SplitPath) { checkGit($SplitPath) }
return
}
if (getGitStatusSetting -eq $true) {
if ($null -eq $env:gitLoaded) {
$env:gitLoaded = Import-Git
}
if ($env:gitLoaded -eq $true) {
Write-VcsStatus
}
}
else {
$headContent = Get-Content (Join-Path $Path '.git/HEAD')
if ($headContent -like "ref: refs/heads/*") {
$branchName = $headContent.Substring(16)
}
else {
$branchName = "HEAD detached at $($headContent.Substring(0, 7))"
}
Write-Host " [$branchName]" -NoNewline -ForegroundColor White
}
}
function getGitStatusSetting() {
$gitStatus = (git --no-pager config -l) | Out-String
foreach ($line in $($gitStatus -split "`r`n")) {
if (($line -match 'cmder.status=false') -or ($line -match 'cmder.psstatus=false')) {
return $false
}
}
return $true
}
function yOrn( $question ) {
Do {
$Answer = Read-Host -Prompt "`n${question}? (y/n) "
}
Until ($Answer -eq 'y' -or $Answer -eq 'n' -or $Answer -eq 'yes' -or $Answer -eq 'no')
return $Answer
}
function templateExpand($template_filename, $outfile) {
$template = Get-Content "$template_filename" -Raw
$expanded = Invoke-Expression "@`"`r`n$template`r`n`"@"
$overwrite = 'y'
if ((test-path "$outfile")) {
$overwrite = yOrn "'$outfile' already exists do you want to overwrite it"
}
if ($overwrite -match 'y') {
$expanded | out-file -ErrorAction silentlycontinue -encoding ascii "$outfile"
} else {
write-host "Skipping Cmder '$shell' config generation at user request!"
}
}