Class: Microengine::Initializer

Inherits:
Object
  • Object
show all
Defined in:
lib/initializer.rb

Overview

Load configs, create pages cache if necessary

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Initializer

Initialize microengine



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# File 'lib/initializer.rb', line 31

def initialize
  logger = Logger.new(STDERR)
  logger.level = Logger::WARN
  config = load_config
  
  admin = Admin.new
  dispatcher = Dispatcher.new
  assambler = Assambler.new
  if 'memory' == config['cache']
    cache = MemoryCache.new
  elsif 'file' == config['cache']
    cache = FileCache.new
  else
    logger.warn "Unknown value '#{config['cache']}' for 'cache' in config/settings.yaml . Will be used file cache."
    cache = MemoryCache.new
  end
  
  [admin, dispatcher, assambler].each do |object|
    object.logger = logger
    object.config = config
  end
  [admin, dispatcher].each do |object|
    object.cache = cache
  end
  admin.shadow = load_shadow
  admin.dispatcher = dispatcher
  admin.assambler = assambler
  dispatcher.admin = admin
  
  begin
    assambler.refresh
    cache.refresh
  rescue Exception => e
    logger.error "Cache was not created. " + e.message + "\n" + e.backtrace.join("\n")
  end
  dispatcher.run
rescue Exception => e
  logger.error(e)
end

Instance Method Details

#load_config ⇒ Object

Load settings



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# File 'lib/initializer.rb', line 72

def load_config
  YAML::load_file(MICROENGINE_ROOT + '/config/settings.yaml')
rescue
  raise "Can't open settings file. Please ensure that config/settings.yaml exists and can be read by engine."
end

#load_shadow ⇒ Object

Load admin password



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# File 'lib/initializer.rb', line 79

def load_shadow
  YAML::load_file(MICROENGINE_ROOT + '/config/shadow.yaml')
rescue
  raise "Can't open shadow file. Please ensure that config/shadow.yaml exists and can be read by engine."
end