Class: Blog::Archive

Inherits:
Object
  • Object
show all
Defined in:
app/models/blog/archive.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(blog, year, month = nil) {|_self| ... } ⇒ Archive

Returns a new instance of Archive.

Yields:

  • (_self)

Yield Parameters:

  • _self (Blog::Archive) —

    the object that the method was called on



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# File 'app/models/blog/archive.rb', line 5

def initialize(blog, year, month=nil)
  @blog, @year = blog, year.to_i
  @month = month.to_i if month
  yield self if block_given?
end

Instance Attribute Details

#count ⇒ Object

Returns the value of attribute count.



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# File 'app/models/blog/archive.rb', line 3

def count
  @count
end

#month ⇒ Object (readonly)

Returns the value of attribute month.



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# File 'app/models/blog/archive.rb', line 2

def month
  @month
end

#year ⇒ Object (readonly)

Returns the value of attribute year.



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# File 'app/models/blog/archive.rb', line 2

def year
  @year
end

Class Method Details

.build(blog, options) ⇒ Object 



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# File 'app/models/blog/archive.rb', line 49

def self.build(blog, options)
  options[:group] ||= [:year, :month]
  
  group(blog.posts, :key => options[:group]).map { |hash|
    Blog::Archive.from_mongo(blog, hash)
  }.sort.reverse
end

.from_mongo(blog, hash) ⇒ Object 



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# File 'app/models/blog/archive.rb', line 43

def self.from_mongo(blog, hash)
  new(blog, hash["year"], hash["month"]) do |archive|
    archive.count = hash["count"].to_i
  end
end

Instance Method Details

#<=>(other) ⇒ Object 



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# File 'app/models/blog/archive.rb', line 39

def <=>(other)
  to_date <=> other.to_date
end

#format(format = "%B %Y") ⇒ Object 



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# File 'app/models/blog/archive.rb', line 15

def format(format="%B %Y")
  month ? to_date.strftime(format) : year
end

#invalid? ⇒ Boolean 



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# File 'app/models/blog/archive.rb', line 31

def invalid?
  month.present? && !valid_month?
end

#path ⇒ Object 



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# File 'app/models/blog/archive.rb', line 19

def path
  @blog.archive_path(year, month)
end

#posts ⇒ Object 



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# File 'app/models/blog/archive.rb', line 23

def posts
  @posts ||= begin
    posts = @blog.posts.where(:year => year)
    posts = posts.where(:month => month) if month
    posts
  end
end

#to_ary ⇒ Object

Backwards-compatiblity with old-style archives



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# File 'app/models/blog/archive.rb', line 58

def to_ary
  [to_date, path, count]
end

#to_date ⇒ Object 



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# File 'app/models/blog/archive.rb', line 35

def to_date
  Date.new(year, month || 1, 1)
end

#to_s ⇒ Object 



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# File 'app/models/blog/archive.rb', line 11

def to_s
  format.to_s
end