Class: Brief::Document

Inherits:
Object
  • Object
show all
Includes:
FrontMatter, Rendering, Templating
Defined in:
lib/brief/document.rb,
lib/brief/document/rendering.rb,
lib/brief/document/front_matter.rb

Defined Under Namespace

Modules: FrontMatter, Rendering, Templating Classes: ContentExtractor, Section, Structure

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Templating

#generate_content

Methods included from FrontMatter

#data=, #frontmatter_line_count

Methods included from Rendering

#to_html, #unwrapped_html

Constructor Details

#initialize(path, options = {}) ⇒ Document

Returns a new instance of Document.



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# File 'lib/brief/document.rb', line 13

def initialize(path, options = {})
  if path.respond_to?(:key?) && options.empty?
    @frontmatter = path.to_mash
  else
    @path = Pathname(path)
  end

  @options = options.to_mash

  if @path && self.path.exist?
    @raw_content = self.path.read
    load_frontmatter
  elsif options[:contents]
    @raw_content = options[:contents]
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(meth, *args, &block) ⇒ Object 



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# File 'lib/brief/document.rb', line 221

def method_missing(meth, *args, &block)
  if data.respond_to?(meth)
    data.send(meth, *args, &block)
  else
    super
  end
end

Instance Attribute Details

#content ⇒ Object

Returns the value of attribute content.



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# File 'lib/brief/document.rb', line 7

def content
  @content
end

#frontmatter ⇒ Object

Returns the value of attribute frontmatter.



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# File 'lib/brief/document.rb', line 7

def frontmatter
  @frontmatter
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/brief/document.rb', line 7

def path
  @path
end

#raw_content ⇒ Object

Returns the value of attribute raw_content.



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# File 'lib/brief/document.rb', line 7

def raw_content
  @raw_content
end

Instance Method Details

#at(*args, &block) ⇒ Object

Returns a Nokogiri::HTML::Element



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# File 'lib/brief/document.rb', line 126

def at(*args, &block)
  parser.send(:at, *args, &block)
end

#briefcase ⇒ Object 



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# File 'lib/brief/document.rb', line 87

def briefcase
  (@briefcase_root && Brief.cases[@briefcase_root]) || Brief.case
end

#combined_data_and_content ⇒ Object 



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# File 'lib/brief/document.rb', line 73

def combined_data_and_content
  return content if data.nil? || data.empty?
  frontmatter.to_hash.to_yaml + "---\n\n#{ content }"
end

#css(*args, &block) ⇒ Object

Shortcut for querying the rendered HTML by css selectors.

This will allow for model data attributes to be pulled from the document contents.

Returns a Nokogiri::HTML::Element



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# File 'lib/brief/document.rb', line 121

def css(*args, &block)
  parser.send(:css, *args, &block)
end

#data ⇒ Object 



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# File 'lib/brief/document.rb', line 78

def data
  frontmatter
end

#document ⇒ Object 



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# File 'lib/brief/document.rb', line 9

def document
  self
end

#document_type ⇒ Object 



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# File 'lib/brief/document.rb', line 179

def document_type
  existing = data && data.type
  return existing if existing
  parent_folder_name.try(:singularize)
end

#exist? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brief/document.rb', line 160

def exist?
  path && path.exist?
end

#extension ⇒ Object 



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# File 'lib/brief/document.rb', line 152

def extension
  path.extname
end

#extract_content(*args) ⇒ Object 



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# File 'lib/brief/document.rb', line 130

def extract_content(*args)
  options = args.extract_options!
  args    = options.delete(:args) if options.is_a?(Hash) && options.key?(:args)

  case
  when options.empty? && args.length == 1 && args.first.is_a?(String)
    results = css(args.first)
    results = results.first if results.length > 1 && args.first.match(/:first-of-type/)
    results.try(:text).to_s
  else
    binding.pry
  end
end

#fragment ⇒ Object 



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# File 'lib/brief/document.rb', line 213

def fragment
  @fragment ||= Nokogiri::HTML.fragment(to_raw_html)
end

#in_briefcase(briefcase) ⇒ Object 



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# File 'lib/brief/document.rb', line 82

def in_briefcase(briefcase)
  @briefcase_root = briefcase.root
  self
end

#model_class ⇒ Object 



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# File 'lib/brief/document.rb', line 164

def model_class
  case
  when @model_class
    @model_class
  when briefcase
    briefcase.model_class_for(self)
  when data && data.type
    Brief::Model.for_type(data.type)
  when parent_folder_name.length > 0
    Brief::Model.for_folder_name(parent_folder_name)
  else
    raise 'Could not determine the model class to use for this document. Specify the type, or put it in a folder that maps to the correct type.'
  end
end

#model_instance_registered? ⇒ Boolean

Each model class tracks the instances of the models created and ensures that there is a 1-1 relationship between a document path and the model.

Returns:

  • (Boolean) 


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# File 'lib/brief/document.rb', line 192

def model_instance_registered?
  model_class && model_class.models.any? do |model|
    model.path == path
  end
end

#parent_folder_name ⇒ Object 



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# File 'lib/brief/document.rb', line 185

def parent_folder_name
  path.parent.basename.to_s.downcase
end

#parser ⇒ Object 



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# File 'lib/brief/document.rb', line 206

def parser
  @parser ||= begin
                structure.prescan
                structure.create_wrappers
              end
end

#raw=(val) ⇒ Object 



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# File 'lib/brief/document.rb', line 30

def raw= val
  @raw_set = true
  @raw_content = val
  #document.load_frontmatter
  @raw_content
end

#refresh! ⇒ Object 



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# File 'lib/brief/document.rb', line 52

def refresh!
  @content = nil
  @raw_content = path.read
  @frontmatter = nil
  @raw_frontmatter = nil
  @refreshing = true
  load_frontmatter
  true
end

#relative_path_identifier ⇒ Object 



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# File 'lib/brief/document.rb', line 144

def relative_path_identifier
  if Brief.case
    path.relative_path_from(Brief.case.root)
  else
    path.to_s
  end
end

#respond_to?(method) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brief/document.rb', line 198

def respond_to?(method)
  super || (data && data.respond_to?(method)) || (data && data.key?(method))
end

#save ⇒ Object 



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# File 'lib/brief/document.rb', line 41

def save
  if set_raw?
    file_contents = raw_content
  else
    file_contents = combined_data_and_content
  end

  path.open('w') {|fh| fh.write(file_contents) }
  refresh!
end

#save! ⇒ Object 



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# File 'lib/brief/document.rb', line 62

def save!
  if set_raw?
    file_contents = raw_content
  else
    file_contents = combined_data_and_content
  end

  path.open('w+') {|fh| fh.write(file_contents) }
  refresh!
end

#sections ⇒ Object 



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# File 'lib/brief/document.rb', line 91

def sections
  mappings = model_class.section_mappings

  @sections = {}.to_mash

  mappings.each do |name, mapping|
    fragment = css("section[data-heading='#{name}']").first
    @sections[name.parameterize.downcase.underscore] = Brief::Document::Section.new(name, fragment, mapping)
  end

  @sections
end

#set_raw? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brief/document.rb', line 37

def set_raw?
  !!@raw_set
end

#structure ⇒ Object 



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# File 'lib/brief/document.rb', line 202

def structure
  @structure_analyzer ||= Brief::Document::Structure.new(fragment, raw_content.lines.to_a)
end

#to_model ⇒ Object 



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# File 'lib/brief/document.rb', line 156

def to_model
  model_class.new((data || {}).to_hash.merge(path: path, document: self).reverse_merge(:type=>document_type)) if model_class
end

#type ⇒ Object 



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# File 'lib/brief/document.rb', line 217

def type
  document_type
end