Class: Postage::Finder

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

Overview

This class is a utility for find all posts in specific directory.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(directory) ⇒ Finder

Finder most be initialized with the directory that contains post files.



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# File 'lib/postage/finder.rb', line 14

def initialize(directory)
  @files = Dir[File.join(directory, "**.*")]
end

Instance Attribute Details

#posts(keywords) ⇒ Object (readonly)

Post list



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# File 'lib/postage/finder.rb', line 8

def posts
  @posts
end

#tags ⇒ Object (readonly)

Post tags list



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# File 'lib/postage/finder.rb', line 11

def tags
  @tags
end

Instance Method Details

#all_post_tags ⇒ Object 



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# File 'lib/postage/finder.rb', line 43

def all_post_tags
  all_posts
  @tags ||= @posts.collect{ |post| post.tags }.flatten.uniq.sort
end

#all_posts ⇒ Object 



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# File 'lib/postage/finder.rb', line 24

def all_posts
  @posts ||= load_all_post_files
end

#all_posts_by_tag(tag) ⇒ Object 



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# File 'lib/postage/finder.rb', line 28

def all_posts_by_tag(tag)
  all_posts
  @posts.find_all{ |post| post.tags.include?(tag) }
end

#all_tags ⇒ Object 



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# File 'lib/postage/finder.rb', line 48

def all_tags
  all_post_tags
end

#load_all_post_files ⇒ Object 



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# File 'lib/postage/finder.rb', line 18

def load_all_post_files
  @files.sort.collect do |file_name|
    Post.load(file_name)
  end
end

#post(year, month, day, name) ⇒ Object 



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# File 'lib/postage/finder.rb', line 33

def post(year, month, day, name)
  all_posts
  @posts.find{ |post| post.file.match(%r{#{year}#{month}#{day}-#{name}*.*}i) }
end

#tag(name) ⇒ Object 



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# File 'lib/postage/finder.rb', line 52

def tag(name)
  all_tags
  @tags.find{ |tag| tag == name }
end