iNNOKENTIY21
Silver Member | Редактировать | Профиль | Сообщение | Цитировать | Сообщить модератору
Код: function SourceForgeDownload {
#Requires -Version 5.1
[CmdletBinding(SupportsShouldProcess)]
param (
# Ссылка на загрузку с sourceforge.net
[Parameter(Mandatory)]
[ValidateScript( {
($_.Host -eq 'sourceforge.net') -and
($_.Segments[1] -eq 'projects/') -and
($_.Segments.Count -ge 3)
})]
[uri] $Url,
# Полное имя папки для сохранения
[Parameter(Mandatory)]
[ValidateScript( { Test-Path -Path $_ })]
[string] $Path
)
$ErrorActionPreference = "Stop"
if (!$BaseUriProject) {
$ConstantBaseUriProjectParam = @{
Name = 'BaseUriProject'
Value = ([uri] "https://sourceforge.net/projects/")
Description = "Базовый адрес проектов на 'https://sourceforge.net/'"
Option = 'Constant'
}
Set-Variable @ConstantBaseUriProjectParam
}
$ProjectUri = [uri]::new($BaseUriProject, ([uri] $Url).Segments[2])
$Responce = Invoke-WebRequest -uri $ProjectUri -UseBasicParsing
if ($Responce.StatusCode -ne 200) {
Throw "{0} - {1}" -f $Responce.StatusCode, $Responce.StatusDescription
}
$UserAgent = "Wget"
$Field = "class"
$Match = "button download big-text green"
$Link = $Responce.Links |
Where-Object $Field -Match $Match -ErrorAction SilentlyContinue
$APIProjectUri = [uri]::new($ProjectUri, $Link.href)
$Name = $link.title -replace "Download " -replace " from SourceForge.+"
$File = Join-Path -Path $Path -ChildPath $Name
$IWRParams = @{
UserAgent = $UserAgent
Uri = $APIProjectUri
Method = "Head"
UseBasicParsing = $true
}
$Responce = Invoke-WebRequest @IWRParams
if ($Responce.StatusCode -ne 200) {
Throw "{0} - {1}" -f $Responce.StatusCode, $Responce.StatusDescription
}
$Properties = [ordered] @{
Url = $Url
Uri = $APIProjectUri
Type = [string] $Responce.Headers."Content-Type"
Size = [long] $Responce.Headers."Content-Length"
Modified = [datetime] $Responce.Headers."Last-Modified"
Path = $Path
Name = $Name
File = $File
}
New-Object -TypeName PSCustomObject -Property $Properties
if ([System.IO.File]::Exists($File)) {
$Size = [System.IO.FileInfo]::new($File).Length
Throw "Файл: {0} [{1} byte] - уже существует!" -f $File, $Size
}
$IWRParams = @{
UserAgent = $Useragent
Uri = $APIProjectUri
OutFile = $File
UseBasicParsing = $true
}
Invoke-WebRequest @IWRParams
} |
|
