Class: Spree::ThemeSupport::HookModifier

Inherits:
Object
  • Object
show all
Defined in:
lib/spree_core/theme_support/hook_modifier.rb

Overview

A hook modifier is created for each usage of ‘insert_before’,‘replace’ etc. This stores how the original contents of the hook should be modified and does the work of altering the hooks content appropriately

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hook_name, action, renderer = nil) ⇒ HookModifier

Returns a new instance of HookModifier.



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# File 'lib/spree_core/theme_support/hook_modifier.rb', line 12

def initialize(hook_name, action, renderer = nil)
  @hook_name = hook_name
  @action = action
  @renderer = renderer
end

Instance Attribute Details

#action ⇒ Object

Returns the value of attribute action.



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# File 'lib/spree_core/theme_support/hook_modifier.rb', line 9

def action
  @action
end

#hook_name ⇒ Object

Returns the value of attribute hook_name.



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# File 'lib/spree_core/theme_support/hook_modifier.rb', line 8

def hook_name
  @hook_name
end

#renderer ⇒ Object

Returns the value of attribute renderer.



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# File 'lib/spree_core/theme_support/hook_modifier.rb', line 10

def renderer
  @renderer
end

Instance Method Details

#apply_to(content, context, locals = {}) ⇒ Object 



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# File 'lib/spree_core/theme_support/hook_modifier.rb', line 18

def apply_to(content, context, locals = {})
  return '' if renderer.nil?
  case action
  when :insert_before
    "#{renderer.call(context, locals)}#{content}".html_safe
  when :insert_after
    "#{content}#{renderer.call(context, locals)}".html_safe
  when :replace
    renderer.call(context, locals).to_s.html_safe
  else
    ''
  end
end