Get-Emails

Get-EmailsHunter.ps1

Function Get-EmailsHunter()
{
    [CmdletBinding()]
    Param(
        [Parameter(Mandatory=$True, HelpMessage="Domain to harvest.")]
            [String]$Domain,
        [Parameter(Mandatory=$True, HelpMessage="https://hunter.io/api_keys")]
            [string]$ApiKey
    )
    $offset=0;
    while ($true) {
        $webrequest = Invoke-WebRequest -Uri "https://api.hunter.io/v2/domain-search?domain=$domain&limit=100&offset=$offset&api_key=$ApiKey";
        if ($webrequest.StatusCode -ne 200)
        {
            return;
        }

        $json = ConvertFrom-Json -InputObject $webrequest;
        $emails = [string[]]$json.data.emails.value;
        $emails | %{ $_ | Tee-Object -Append -FilePath "$($domain)_hunter_emails.txt" };
        
        if ($emails.Count -lt 100)
        {
            return;
        }
        $offset += 100;
    }
}