Class: Utopia::Content::Link

Inherits:
Object
  • Object
show all
Defined in:
lib/utopia/content/link.rb

Overview

Represents a link to some content with associated metadata.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(kind, path, info = nil) ⇒ Link

Returns a new instance of Link.



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# File 'lib/utopia/content/link.rb', line 37

def initialize(kind, path, info = nil)
	path = Path.create(path)

	@info = info || {}
	@kind = kind

	case @kind
	when :file
		@name, @locale = path.last.split('.', 2)
		@path = path
	when :directory
		@name = path.basename
		
		if @name == INDEX
			@name = path.dirname.basename
		end
		
		@locale = path.extension
		@path = path
	when :virtual
		@name, @locale = path.to_s.split('.', 2)
		@path = @info[:path] ? Path.create(@info[:path]) : nil
	else
		raise ArgumentError.new("Unknown link kind #{@kind} with path #{path}")
	end
	
	@title = Trenni::Strings.to_title(@name)
end

Instance Attribute Details

#info ⇒ Object (readonly)

Returns the value of attribute info.



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# File 'lib/utopia/content/link.rb', line 80

def info
  @info
end

#kind ⇒ Object (readonly)

Returns the value of attribute kind.



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# File 'lib/utopia/content/link.rb', line 77

def kind
  @kind
end

#locale ⇒ Object (readonly)

Returns the value of attribute locale.



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# File 'lib/utopia/content/link.rb', line 81

def locale
  @locale
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/utopia/content/link.rb', line 78

def name
  @name
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/utopia/content/link.rb', line 79

def path
  @path
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/utopia/content/link.rb', line 128

def == other
	other and kind == other.kind and name == other.name and path == other.path
end

#[](key) ⇒ Object

Look up from the links.yaml metadata with a given symbolic key.



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# File 'lib/utopia/content/link.rb', line 73

def [] key
	@info[key]
end

#default_locale? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/utopia/content/link.rb', line 132

def default_locale?
	@locale == nil
end

#eql?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/utopia/content/link.rb', line 124

def eql? other
	self.class.eql?(other.class) and kind.eql?(other.kind) and name.eql?(other.name) and path.eql?(other.path) and info.eql?(other.info)
end

#href ⇒ Object 



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# File 'lib/utopia/content/link.rb', line 66

def href
	@href ||= @info.fetch(:uri) do
		(@path.dirname + @path.basename).to_s if @path
	end
end

#href? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/utopia/content/link.rb', line 83

def href?
	!!href
end

#relative_href(base = nil) ⇒ Object 



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# File 'lib/utopia/content/link.rb', line 87

def relative_href(base = nil)
	if base and href.start_with? '/'
		Path.shortest_path(href, base)
	else
		href
	end
end

#title ⇒ Object 



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# File 'lib/utopia/content/link.rb', line 95

def title
	@info.fetch(:title, @title)
end

#to_anchor(base: nil, content: self.title, builder: nil, **attributes) ⇒ Object Also known as: to_href 



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# File 'lib/utopia/content/link.rb', line 99

def to_anchor(base: nil, content: self.title, builder: nil, **attributes)
	attributes[:class] ||= 'link'
	
	Trenni::Builder.fragment(builder) do |builder|
		if href?
			attributes[:href] ||= relative_href(base)
			attributes[:target] ||= @info[:target]
			
			builder.inline('a', attributes) do
				builder.text(content)
			end
		else
			builder.inline('span', attributes) do
				builder.text(content)
			end
		end
	end
end

#to_s ⇒ Object 



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# File 'lib/utopia/content/link.rb', line 120

def to_s
	"\#<#{self.class}(#{self.kind}) title=#{title.inspect} href=#{href.inspect}>"
end