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Contents
module Wunderbar
# Class inspired by Markaby to store element options. Methods called
# against the CssProxy object are added as element classes or IDs.
#
# See the README for examples.
class CssProxy < BasicObject
def initialize(builder, node)
@builder = builder
@node = node
end
def node?
@node
end
private
# Adds attributes to an element. Bang methods set the :id attribute.
# Other methods add to the :class attribute.
def method_missing(id_or_class, *args, &block)
empty = args.empty?
attrs = @node.attrs
id_or_class = id_or_class.to_s.gsub('_', '-')
if id_or_class =~ /(.*)!$/
attrs[:id] = $1
elsif attrs[:class]
attrs[:class] = "#{attrs[:class]} #{id_or_class}"
else
attrs[:class] = id_or_class
end
iterable = block && block.arity != 0
if args.last.respond_to? :to_hash and not iterable
hash = args.pop.to_hash
if attrs[:class] and hash[:class]
hash[:class] = "#{attrs[:class]} #{hash[:class]}"
end
attrs.merge! hash
end
args.push(attrs)
@node.parent.children.delete(@node)
if empty and not block
proxy = @builder.proxiable_tag! @node.name, *args
class << proxy.node?; include SpacedNode; end if SpacedNode === @node
class << proxy.node?; include CompactNode; end if CompactNode === @node
proxy
else
name = @node.name.to_s.gsub('-', '_')
if CompactNode === @node and @node.name != :pre
if SpacedNode === @node
@builder.__send__ "_#{name}_!", *args, &block
else
@builder.__send__ "_#{name}!", *args, &block
end
elsif SpacedNode === @node
@builder.__send__ "_#{name}_", *args, &block
else
@builder.__send__ "_#{name}", *args, &block
end
end
end
end
end
Version data entries
28 entries across 28 versions & 1 rubygems