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middleman--middleman/lib/middleman/core_extensions/default_helpers.rb
2011-07-06 10:40:17 -07:00

77 lines
2.4 KiB
Ruby

require "padrino-helpers"
module Middleman::CoreExtensions::DefaultHelpers
class << self
def registered(app)
# Use Padrino Helpers
app.register Padrino::Helpers
# Middleman Helpers
app.helpers Helpers
end
alias :included :registered
end
module Helpers
def auto_stylesheet_link_tag(separator="/")
auto_tag(:css, separator) do |path|
stylesheet_link_tag path
end
end
def auto_javascript_include_tag(separator="/")
auto_tag(:js, separator) do |path|
javascript_include_tag path
end
end
def auto_tag(asset_ext, separator="/", asset_dir=nil)
if asset_dir.nil?
asset_dir = case asset_ext
when :js then self.class.js_dir
when :css then self.class.css_dir
end
end
path = request.path_info.dup
# If the basename of the request as no extension, assume we are serving a
# directory and join index_file to the path.
path = File.join(path, self.class.index_file) if File.extname(path).empty?
path = path.gsub(%r{^/}, '')
path = path.gsub(File.extname(path), ".#{asset_ext}")
path = path.gsub("/", separator)
view = File.join(self.class.views, asset_dir, path)
yield path if File.exists?(view) or Dir["#{view}.*"].any?
end
def page_classes
path = request.path_info.dup
path << settings.index_file if path.match(%r{/$})
path = path.gsub(%r{^/}, '')
classes = []
parts = path.split('.')[0].split('/')
parts.each_with_index { |path, i| classes << parts.first(i+1).join('_') }
classes.join(' ')
end
# Padrino's asset handling needs to pass through ours
def asset_path(kind, source)
return source if source =~ /^http/
asset_folder = case kind
when :css then settings.css_dir
when :js then settings.js_dir
when :images then settings.images_dir
else kind.to_s
end
source = source.to_s.gsub(/\s/, '')
ignore_extension = (kind == :images) # don't append extension
source << ".#{kind}" unless ignore_extension or source =~ /\.#{kind}/
result_path = source if source =~ %r{^/} # absolute path
result_path ||= asset_url(source, asset_folder)
timestamp = asset_timestamp(result_path)
"#{result_path}#{timestamp}"
end
end
end