cmder/scripts/utils.ps1

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function Ensure-Exists ($path) {
if (-not (Test-Path $path)) {
Write-Error "Missing required $path! Ensure it is installed"
exit 1
}
return $true > $null
}
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function Ensure-Executable ($command) {
try { Get-Command $command -ErrorAction Stop > $null }
catch {
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If( ($command -eq "7z") -and (Test-Path "$env:programfiles\7-zip\7z.exe") ){
set-alias -Name "7z" -Value "$env:programfiles\7-zip\7z.exe" -Scope script
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}
ElseIf( ($command -eq "7z") -and (Test-Path "$env:programw6432\7-zip\7z.exe") ) {
set-alias -Name "7z" -Value "$env:programw6432\7-zip\7z.exe" -Scope script
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}
Else {
Write-Error "Missing $command! Ensure it is installed and on in the PATH"
exit 1
}
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}
}
function Delete-Existing ($path) {
Write-Verbose "Remove $path"
Remove-Item -Recurse -force $path -ErrorAction SilentlyContinue
}
function Extract-Archive ($source, $target) {
Invoke-Expression "7z x -y -o$($target) '$source' > `$null"
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if ($lastexitcode -ne 0) {
Write-Error "Extracting of $source failied"
}
Remove-Item $source
}
function Create-Archive ($source, $target, $params) {
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$command = "7z a -x@`"$source\packignore`" $params $target $source > `$null"
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Write-Verbose "Running: $command"
Invoke-Expression $command
if ($lastexitcode -ne 0) {
Write-Error "Compressing $source failied"
}
}
# If directory contains only one child directory
# Flatten it instead
function Flatten-Directory ($name) {
$child = (Get-Childitem $name)[0]
Rename-Item $name -NewName "$($name)_moving"
Move-Item -Path "$($name)_moving\$child" -Destination $name
Remove-Item -Recurse "$($name)_moving"
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}
function Digest-MD5 ($path) {
if(Get-Command Get-FileHash -ErrorAction SilentlyContinue){
return (Get-FileHash -Algorithm MD5 -Path $path).Hash
}
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return Invoke-Expression "md5sum $path"
}
function Register-Cmder(){
[CmdletBinding()]
Param
(
# Text for the context menu item.
$MenuText = "Cmder Here"
, # Defaults to the current cmder directory when run from cmder.
$PathToExe = (Join-Path $env:CMDER_ROOT "cmder.exe")
, # Commands the context menu will execute.
$Command = "%V"
, # Defaults to the icons folder in the cmder package.
$icon = (Split-Path $PathToExe | join-path -ChildPath 'icons/cmder.ico')
)
Begin
{
New-PSDrive -Name HKCR -PSProvider Registry -Root HKEY_CLASSES_ROOT
}
Process
{
New-Item -Path "HKCR:\Directory\Shell\Cmder" -Force -Value $MenuText
New-ItemProperty -Path "HKCR:\Directory\Shell\Cmder" -Force -Name "Icon" -Value `"$icon`"
New-ItemProperty -Path "HKCR:\Directory\Shell\Cmder" -Force -Name "NoWorkingDirectory"
New-Item -Path "HKCR:\Directory\Shell\Cmder\Command" -Force -Value "`"$PathToExe`" `"$Command`" "
}
}
function Download-File {
param (
$Url,
$File
)
# I think this is the problem
$File = $File -Replace "/", "\"
Write-Verbose "Downloading from $Url to $File"
$wc = new-object System.Net.WebClient
$wc.Proxy.Credentials=[System.Net.CredentialCache]::DefaultNetworkCredentials;
$wc.DownloadFile($Url, $File)
}