ElektorMagazine.ps1

#Fonction Selectioner un dossier de destination
function SelectFolder {
    $object = New-Object -comObject Shell.Application
    $folder = $object.BrowseForFolder(0, "Sélectionnez un dossier de destination", 0, 0)
        $folder.self.Path
}

#Fonction : Télécharger les magazines de 2013 à aujourd'hui
function fun2013-Now($year) {
    mkdir $folder\ElektorMagazine\$year | Out-Null
    #Année en cours
    if ($year -eq $yearNow) {
        #Pas de magazine au mois de février et aout
        for ($month=1; $month -le $monthNowInt; $month++){
            if ($month -ne 2 -and $month -ne 8){
                $month00 = "{0:D2}" -f $month
                Invoke-WebRequest -Uri https://www.elektormagazine.fr/files/magazine/$year/magazine/FR$year$month00.pdf -OutFile $folder\ElektorMagazine\$year\FR$year$month00.pdf -WebSession $elektorSession | Out-Null
            }
        }
    }
    else {
        #Pas de magazine au mois de février et aout
        for ($month=1; $month -le 12; $month++){
            if ($month -ne 2 -and $month -ne 8){
                $month00 = "{0:D2}" -f $month
                Invoke-WebRequest -Uri https://www.elektormagazine.fr/files/magazine/$year/magazine/FR$year$month00.pdf -OutFile $folder\ElektorMagazine\$year\FR$year$month00.pdf -WebSession $elektorSession | Out-Null
            }
        }
    }
}

#Fonction : Télécharger les magazines de 2000 à 2012
function fun1990-2012($year) {
    mkdir $folder\ElektorMagazine\$year | Out-Null
    #Pas de magazine au mois d'aout
    for ($month=1; $month -le 12; $month++){
        if ($month -ne 8){
            $month00 = "{0:D2}" -f $month
            Invoke-WebRequest -Uri https://www.elektormagazine.fr/files/magazine/$year/magazine/FR$year$month00.pdf -OutFile $folder\ElektorMagazine\$year\FR$year$month00.pdf -WebSession $elektorSession | Out-Null
        }
    }
}

#Fonction : Télécharger tous les magazines (1990 à aujourd'hui)
function funAllYears {
    for ($year=1990; $year -le 2012; $year++){
        fun1990-2012($year)
    }
    for ($year=2013; $year -le $yearNowInt; $year++){
        fun2013-Now($year)
    }
}

$yearNow = Get-Date -UFormat "%Y"
$yearNowInt =[convert]::ToInt32($yearNow, 10)
$monthNow = Get-Date -UFormat "%m"
$monthNowInt =[convert]::ToInt32($monthNow, 10)

echo "Télécharger tout ou partie des magazines Elektor"
echo "Nécéssite un abonnement GREEN ou GOLD"
$elektorEmail = Read-Host -Prompt "Email"
$elektorPassword = Read-Host -AsSecureString -Prompt "Mot de passe"
$elektorPassword = [Runtime.InteropServices.Marshal]::PtrToStringAuto([Runtime.InteropServices.Marshal]::SecureStringToBSTR($elektorPassword))
$dateWant = Read-Host -Prompt "Année voulue [Toutes]"
$folder = SelectFolder

mkdir $folder\ElektorMagazine  | Out-Null
$postAuth = @{username=$elektorEmail;password=$elektorPassword;remember='1'}
$headers = @{"Origin"="Origin: https://www.elektormagazine.fr";"referer"="https://www.elektormagazine.fr/account/mssc/login";"User-Agent"="Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36"}
Invoke-WebRequest -Uri https://www.elektormagazine.fr/account/login -Method POST -Body $postAuth -SessionVariable elektorSession -Headers $headers | Out-Null

if ($dateWant -ge 2013 -and $dateWant -le $yearNow) {$case = 1}
elseif ($dateWant -ge 1990 -and $dateWant -le 2012) {$case = 2}
else {$case = 3}
switch ($case)
    {
        1 {fun2013-Now($dateWant)}
        2 {fun1990-2012($dateWant)}
        3 {funAllYears}
    }