Class: Flash

Inherits:
Object
  • Object
show all
Defined in:
lib/app/controllers/flash.rb

Instance Method Summary collapse

Constructor Details

#initialize(req) ⇒ Flash

Returns a new instance of Flash.



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# File 'lib/app/controllers/flash.rb', line 4

def initialize(req)
  cookie_hash = req.cookies["_rails_lite_app_flash"]
  @existing = cookie_hash ? JSON.parse(cookie_hash) : {}
  @new = {}
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/app/controllers/flash.rb', line 10

def [](key)
  merged = @existing.merge(@new)
  merged[key.to_s]
end

#[]=(key, val) ⇒ Object 



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# File 'lib/app/controllers/flash.rb', line 15

def []=(key, val)
  if @add_next
    @existing[key.to_s] = val
    @add_next = false
  else
    @new[key.to_s] = val
  end
end

#now ⇒ Object 



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# File 'lib/app/controllers/flash.rb', line 24

def now
  @add_next = true
  self
end

#store_flash(res) ⇒ Object 



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# File 'lib/app/controllers/flash.rb', line 29

def store_flash(res)
  out_cookie = @new.to_json
  res.set_cookie('_rails_lite_app_flash', { path: "/", value: out_cookie })
end