Module: GollumRails::Meta

Extended by:
ActiveSupport::Concern
Included in:
Page
Defined in:
lib/gollum_rails/meta.rb

Instance Method Summary collapse

Instance Method Details

#has_yaml? ⇒ Boolean

Checks if this page has a Yaml part

Example YAML part:

title: “My Page”

YAML part is seperated from the rest by ‘—` before and after the content

Returns true or false

Returns:

  • (Boolean) 


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# File 'lib/gollum_rails/meta.rb', line 18

def has_yaml?
  !!raw_meta
end

#html_without_yaml ⇒ Object

Gets the parsed html without the YAML part

Returns a string



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# File 'lib/gollum_rails/meta.rb', line 52

def html_without_yaml
  gollum_page.markup_class.render(raw_data.tap{|s| s.slice!(raw_meta.to_s)})
end

#meta ⇒ Object

Gets the parsed meta data

Returns parsed YAML



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# File 'lib/gollum_rails/meta.rb', line 34

def meta
  @meta ||= YAML.load(raw_meta)
rescue Psych::SyntaxError => e
  {error: e}
end

#meta_title ⇒ Object

Example for meta data usage:

Gets the title from the meta data

Returns the title or nil



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# File 'lib/gollum_rails/meta.rb', line 45

def meta_title
  meta['title']
end

#raw_meta ⇒ Object

Gets the pages raw Yaml header.

Returns either the raw yaml or an empty string



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# File 'lib/gollum_rails/meta.rb', line 26

def raw_meta
  raw_data.match(/^(?<headers>---\s*\n.*?\n?)^(---\s*$\n?)/m).to_s
end