Module: Hijacker::ControllerMethods::Instance

Defined in:
lib/hijacker/controller_methods.rb

Instance Method Summary collapse

Instance Method Details

#determine_databases(host) ⇒ Object

Returns 2-member array of the main database to connect to, and the sister (sister will be nil if no master is found, which means we are on the master).

Raises:



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# File 'lib/hijacker/controller_methods.rb', line 23

def determine_databases(host)
  if Hijacker.do_hijacking?
    Hijacker.config[:domain_patterns].find {|pattern| host =~ pattern}
    client = $1
  else # development, test, etc
    client = ActiveRecord::Base.configurations[Rails.env]['database']
  end

  raise Hijacker::UnparseableURL, "cannot parse '#{host}'" if client.nil?

  master, sister = Hijacker::Database.find_master_and_sister_for(client)
  
  return [master, sister]
end

#hijack_connection ⇒ Object 



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# File 'lib/hijacker/controller_methods.rb', line 3

def hijack_connection
  host = request.host
  
  master, sister = determine_databases(host)

  Hijacker.connect(master, sister)
  
  return true
rescue Hijacker::InvalidDatabase => e
  render_invalid_db
  
  # If we've encountered a bad database connection, we don't want
  # to continue rendering the rest of the before_filters on this, which it will
  # try to do even when just rendering the bit of text above. If any filters
  # return false, though, it will halt the filter chain.
  return false
end

#render_invalid_db ⇒ Object 



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# File 'lib/hijacker/controller_methods.rb', line 38

def render_invalid_db
  render :text => "You do not appear to have an account with us (#{request.host})"
end