Class: Merb::BootLoader

Inherits:
Object show all
Defined in:
lib/merb-core/bootloader.rb

Defined Under Namespace

Classes: AfterAppLoads, BeforeAppLoads, BuildFramework, ChooseAdapter, Defaults, Dependencies, DropPidFile, LoadClasses, Logger, MimeTypes, MixinSessionContainer, RackUpApplication, ReloadClasses, ReloadTemplates, StartWorkerThread, Templates

Class Method Summary collapse

Class Method Details

.after(klass) ⇒ Object

Parameters

klass<~to_s>

The boot loader class after which this boot loader should be run.



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# File 'lib/merb-core/bootloader.rb', line 29

def after(klass)
  move_klass(klass, 1)
end

.after_app_loads(&block) ⇒ Object

Parameters

&block

A block to be added to the callbacks that will be executed after the app loads.



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# File 'lib/merb-core/bootloader.rb', line 118

def after_app_loads(&block)
  after_load_callbacks << block
end

.before(klass) ⇒ Object

Parameters

klass<~to_s>

The boot loader class before which this boot loader should be run.



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# File 'lib/merb-core/bootloader.rb', line 39

def before(klass)
  move_klass(klass, 0)
end

.before_app_loads(&block) ⇒ Object

Parameters

&block

A block to be added to the callbacks that will be executed before the app loads.



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# File 'lib/merb-core/bootloader.rb', line 129

def before_app_loads(&block)
  before_load_callbacks << block
end

.default_framework ⇒ Object

Set up the default framework

Returns

nil



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# File 'lib/merb-core/bootloader.rb', line 95

def default_framework
  %w[view model helper controller mailer part].each do |component|
    Merb.push_path(component.to_sym, Merb.root_path("app/#{component}s"))
  end
  Merb.push_path(:application,  Merb.root_path("app" / "controllers" / "application.rb"))
  Merb.push_path(:config,       Merb.root_path("config"), nil)
  Merb.push_path(:router,       Merb.dir_for(:config), (Merb::Config[:router_file] || "router.rb"))
  Merb.push_path(:lib,          Merb.root_path("lib"), nil)
  Merb.push_path(:log,          Merb.log_path, nil)
  Merb.push_path(:public,       Merb.root_path("public"), nil)
  Merb.push_path(:stylesheet,   Merb.dir_for(:public) / "stylesheets", nil)
  Merb.push_path(:javascript,   Merb.dir_for(:public) / "javascripts", nil)
  Merb.push_path(:image,        Merb.dir_for(:public) / "images", nil)
  nil
end

.finished?(bootloader) ⇒ Boolean

Determines whether or not a specific bootloader has finished yet.

Parameters

bootloader<String, Class>

The name of the bootloader to check.

Returns

Boolean

Whether or not the bootloader has finished.

Returns:

  • (Boolean) 


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# File 'lib/merb-core/bootloader.rb', line 84

def finished?(bootloader)
  self.finished.include?(bootloader.to_s)
end

.inherited(klass) ⇒ Object

Adds the inheriting class to the list of subclasses in a position specified by the before and after methods.

Parameters

klass<Class>

The class inheriting from Merb::BootLoader.



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# File 'lib/merb-core/bootloader.rb', line 18

def inherited(klass)
  subclasses << klass.to_s
  super
end

.move_klass(klass, where) ⇒ Object

Move a class that is inside the bootloader to some place in the Array, relative to another class.

Parameters

klass<~to_s>

The klass to move the bootloader relative to

where<Integer>

0 means insert it before; 1 means insert it after



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# File 'lib/merb-core/bootloader.rb', line 51

def move_klass(klass, where)
  index = Merb::BootLoader.subclasses.index(klass.to_s)
  if index
    Merb::BootLoader.subclasses.delete(self.to_s)
    Merb::BootLoader.subclasses.insert(index + where, self.to_s)
  end
end

.run ⇒ Object

Runs all boot loader classes by calling their run methods.



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# File 'lib/merb-core/bootloader.rb', line 60

def run
  subklasses = subclasses.dup
  until subclasses.empty?
    time = Time.now.to_i
    bootloader = subclasses.shift
    if (ENV['DEBUG'] || $DEBUG || Merb::Config[:verbose]) && Merb.logger
      Merb.logger.debug!("Loading: #{bootloader}")
    end
    Object.full_const_get(bootloader).run
    if (ENV['DEBUG'] || $DEBUG || Merb::Config[:verbose]) && Merb.logger
      Merb.logger.debug!("It took: #{Time.now.to_i - time}")
    end
    self.finished << bootloader
  end
  self.subclasses = subklasses
end