Class: Gumdrop::DataManager

Inherits:
Object
  • Object
show all
Includes:
Util::SiteAccess
Defined in:
lib/gumdrop/data.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Util::SiteAccess

#parent, #site

Methods included from Util::Loggable

#log

Methods included from Util::Eventable

#clear_events, #event_block, #fire

Constructor Details

#initialize(data_dir = "./data") ⇒ DataManager

Returns a new instance of DataManager.



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# File 'lib/gumdrop/data.rb', line 10

def initialize(data_dir="./data")
  @dir= File.expand_path data_dir
  # reset
  @cache= Hash.new &method(:_cache_dataset)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(key, value = nil) ⇒ Object 



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# File 'lib/gumdrop/data.rb', line 20

def method_missing(key, value=nil)
  @cache[key]
end

Instance Attribute Details

#cache ⇒ Object (readonly)

Returns the value of attribute cache.



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# File 'lib/gumdrop/data.rb', line 8

def cache
  @cache
end

Instance Method Details

#contents(pattern = nil, opts = {}) ⇒ Object 



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# File 'lib/gumdrop/data.rb', line 32

def contents(pattern=nil, opts={})
  if pattern.nil?
    site.contents.all
  else
    site.contents(pattern, opts)
  end
end

#dir=(path) ⇒ Object 



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# File 'lib/gumdrop/data.rb', line 16

def dir=(path)
  @dir= File.expand_path path
end

#pager_for(key, opts = {}) ⇒ Object 



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# File 'lib/gumdrop/data.rb', line 40

def pager_for(key, opts={})
  data= case key
    when Symbol
      @cache[key]
    when Array
      key
    else
      raise "pager_for requires a lookup symbol or array data."
    end
  base_path= opts.fetch(:base_path, 'page')
  page_size= opts.fetch(:page_size, 5)
  Util::Pager.new( data, base_path, page_size )
end

#reset ⇒ Object 



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# File 'lib/gumdrop/data.rb', line 28

def reset
  @cache.clear
end

#set(key, value) ⇒ Object 



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# File 'lib/gumdrop/data.rb', line 24

def set(key, value)
  @cache[key]= value
end