Module: RageRender::Pipettes

Included in:
ArchiveDrop, BlogArchiveDrop, BlogDrop, ChapterDrop, ComicDrop, ErrorDrop, ImageDrop, OverviewDrop, PaginatedBlogDrop, PaginatedComicDrop, PaginatedPageDrop, SearchDrop, WebcomicDrop
Defined in:
lib/ragerender/jekyll/pipettes.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.clean_payload(payload) ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 8

def self.clean_payload payload
  Jekyll.logger.debug("Cleaning payload")
  sets = Jekyll::Drops::DocumentDrop.subclasses.map(&:invokable_methods)
  methods = sets.reduce(Set.new) {|s,acc| acc.merge(s)} - Set.new(Jekyll::Drops::DocumentDrop.invokable_methods)
  payload.send(:fallback_data).delete_if {|k| methods.include? k}
end

.extended(mod) ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 39

def self.extended mod
  mod.define_method(:escape) do |str|
    str.nil? ? nil : CGI.escapeHTML(str)
  end
  mod.send(:private, :escape)

  mod.define_method(:maybe_escape) do |str|
    Pathname.new(@obj.path).extname != '.html' ?  escape(str) : str
  end
  mod.send(:private, :maybe_escape)

  mod.define_method(:scaled_width) do |width, height, max_width, max_height|
    return nil if width.nil? || height.zero?

    if (height.to_f / max_height) > (width.to_f / max_width)
      (scaled_height(width, height, max_width, max_height) * width) / height
    else
      [max_width, width].min
    end
  end
  mod.send(:private, :scaled_width)

  mod.define_method(:scaled_height) do |width, height, max_width, max_height|
    return nil if height.nil? || width.zero?

    if (height.to_f / max_height) > (width.to_f / max_width)
      [max_height, height].min
    else
      (scaled_width(width, height, max_width, max_height) * height) / width
    end
  end
  mod.send(:private, :scaled_height)
end

Instance Method Details

#def_data_delegator(key, aliaz) ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 25

def def_data_delegator key, aliaz
  define_method(aliaz.to_sym) do
    @obj.data[key.to_s]
  end
end

#def_image_metadata(prefix) ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 73

def def_image_metadata prefix
  define_method(:"#{prefix}_relative_path") do
    Pathname.new('/').join(send(prefix.to_sym)).to_path
  end
  private :"#{prefix}_relative_path"

  define_method(:"#{prefix}_url") do
    site = @obj.instance_variable_get(:"@site") || @obj.send(:site)
    File.join (site.baseurl || ''), send(:"#{prefix}_relative_path")
  end

  define_method(:"#{prefix}_obj") do
    unless instance_variable_defined? :"@#{prefix}_obj"
      instance_variable_set(:"@#{prefix}_obj", @obj.site.static_files.detect {|f| f.relative_path == send(:"#{prefix}_relative_path") })
    end
    instance_variable_get(:"@#{prefix}_obj")
  end
  private :"#{prefix}_obj"

  define_method(:"#{prefix}_path") do
    send(:"#{prefix}_obj").path
  end
  private :"#{prefix}_path"

  define_method(:"#{prefix}_width") do
    send(:"#{prefix}_obj") && (send(:"#{prefix}_obj").data['width'] ||= Dimensions.width(send(:"#{prefix}_path")) rescue nil)
  end

  define_method(:"#{prefix}_height") do
    send(:"#{prefix}_obj") && (send(:"#{prefix}_obj").data['height'] ||= Dimensions.height(send(:"#{prefix}_path")) rescue nil)
  end
end

#def_loop(method, *fields) ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 31

def def_loop method, *fields
  (@loops ||= {})[method.to_sym] = fields
end

#def_pages(all_pages) ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 106

def def_pages all_pages
  define_method(:lastpagenumber) do
    send(all_pages).size
  end

  # Objects used for laying out page numbers.
  #
  # The page numbers always include:
  # - the first page
  # - the last page
  # - two pages around the current page
  define_method(:pages) do
    pages = send(all_pages)
    [1].chain([1, pages.size, *(number-2..number+2).to_a].uniq).select {|i| i >= 1 && i <= pages.size }.sort.map do |i|
      pages[i-1]
    end.each_cons(2).map do |prev, page|
      PaginatedPageDrop.new(page, @obj, prev)
    end
  end

  def_loop :pages, *PaginatedBlogDrop.own_methods
end

#def_safe_delegator(obj, key, aliaz, default = nil) ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 19

def def_safe_delegator obj, key, aliaz, default=nil
  define_method(aliaz.to_sym) do
    send(obj.to_sym)&.send(key.to_sym) || default
  end
end

#loops ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 35

def loops
  @loops || {}
end

#own_methods ⇒ Object 



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# File 'lib/ragerender/jekyll/pipettes.rb', line 15

def own_methods
  invokable_methods - Jekyll::Drops::DocumentDrop.invokable_methods
end