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Contents
module Rad::Html::BasicHtmlHelper
BOOLEAN_ATTRIBUTES = %w(disabled readonly multiple checked autobuffer
autoplay controls loop selected hidden scoped async
defer reversed ismap seemless muted required
autofocus novalidate formnovalidate open).to_set
BOOLEAN_ATTRIBUTES.merge(BOOLEAN_ATTRIBUTES.map {|attr| attr.to_sym })
#
# JavaScript & StyleSheets
#
def stylesheet_link_tag *stylesheets
stylesheets.collect{|ssheet|
tag :link, '', href: "#{ssheet}", media: "screen", rel: "stylesheet", type: "text/css"
}.join("\n")
end
#
# Assets
#
def image_tag src, opt = {}
opt[:src] = src
tag :img, '', opt
end
#
# Common HTML tags
#
def label_tag name, text, options = {}
tag :label, text, options.merge(for: name)
end
#
# Special
#
def tag name, content_or_options_with_block = nil, options = nil, escape = true, &block
if block_given?
options = content_or_options_with_block if content_or_options_with_block.is_a?(Hash)
content = capture(&block)
concat "<#{name}#{tag_options(options)}>#{content}</#{name}>"
else
content = content_or_options_with_block
"<#{name}#{tag_options(options)}>#{content}</#{name}>"
end
end
# Escape
def h obj; obj.to_s.html_escape end
protected
def tag_options options
return "" unless options
options.must_be.a Hash
unless options.blank?
attrs = []
options.each_pair do |key, value|
next if key == :content # used in common_interface don't delete it
if BOOLEAN_ATTRIBUTES.include?(key)
attrs << %(#{key}="#{key}") if value
elsif !value.nil?
final_value = value.is_a?(Array) ? value.join(" ") : value
attrs << %(#{key}="#{final_value}")
end
end
" #{attrs.sort * ' '}" unless attrs.empty?
end
end
end
Version data entries
24 entries across 24 versions & 1 rubygems