lib/headerize/link_and_indent_helpers.rb @@ -1,5 +1,21 @@ +require File.dirname(__FILE__) + '/link_and_indent_helpers' + module Headerize + # Includes helpers for placing javascript in the head of a page while still + # allowing the addition of scripts in any template file. + # + # See the main README for more information. +add_javascript+ is the main + # interface, used to add scripts to the list of includes anywhere. Then, + # +javascript_includes+ can be used to retrieve the full list of links to + # place in the head of the page (probably in a layout file). module JavascriptHelper + include LinkAndIndentHelpers + + # Adds all given javascript files to the list of javascript include tags + # that will be returned by +javascript_includes+. See the + # +javascript_include_tag+ documentation for more on what arguments can be + # passed (an invocation to +add_javascript+ can be exactly the same as one + # to +javascript_include_tag+). def add_javascript(*args) @javascripts ||= [] @javascripts << args @@ -7,22 +23,13 @@ module Headerize nil end + # Returns all Javascript includes added by +add_javascript+. These includes + # are indented by 4 spaces by default. Pass the <tt>:indent</tt> option with + # a different number for a different indentation level. def javascript_includes(opts = {}) - return '' if @javascripts.nil? - - includes = @javascripts.inject('') do |str, files_and_opts| - str << javascript_include_tag(*files_and_opts) - end - - indent(includes, opts[:indent] || 4) + collect_and_indent @javascripts, :javascript_include_tag, + opts[:indent] || 4 end - - private - # Indents the given string by the given amount. Does not indent the first - # line. - def indent(string, amt) - string.gsub /\n *([^\n]+)/m, "\n#{' ' * amt}\\1" - end end end lib/headerize/javascript_helper.rb @@ -1,5 +1,20 @@ +require File.dirname(__FILE__) + '/link_and_indent_helpers' + module Headerize + # Includes helpers for placing stylesheets in the head of a page while still + # allowing the addition of stylesheets in any template file. + # + # See the main README for more information. +add_stylesheet+ is the main + # interface, used to add stylesheets to the list of links anywhere. Then, + # +stylesheet_links+ can be used to retrieve the full list of links to place + # in the head of the page (probably in a layout file). module StylesheetHelper + include LinkAndIndentHelpers + + # Adds all given stylesheets to the list of stylesheet link tags that will + # be returned by +stylesheet_links+. See the +stylesheet_link_tag+ + # documentation for more on what arguments can be passed (an invocation to + # +add_stylesheet+ can be exactly the same as one to +stylesheet_link_tag+). def add_stylesheet(*args) @stylesheets ||= [] @stylesheets << args @@ -7,22 +22,13 @@ module Headerize nil end + # Returns all stylesheet links added by +add_stylesheet+. These links are + # indented by 4 spaces by default. Pass the <tt>:indent</tt> option with a + # different number for a different indentation level. def stylesheet_links(opts = {}) - return '' if @stylesheets.nil? - - links = @stylesheets.inject('') do |str, files_and_opts| - str << stylesheet_link_tag(*files_and_opts) - end - - indent(links, opts[:indent] || 4) + collect_and_indent @stylesheets, :stylesheet_link_tag, + opts[:indent] || 4 end - - private - # Indents the given string by the given amount. Does not indent the first - # line. - def indent(string, amt) - string.gsub /\n *([^\n]+)/m, "\n#{' ' * amt}\\1" - end end end lib/headerize/stylesheet_helper.rb 491e068f573954116ba8b83d021d7160ff3680ac shadowfiend shadowfiend@ubuntu.Belkin http://github.com/Shadowfiend/headerize/commit/067804b4f8c778ab1c7d81ccb4cb825ad2b6e618 067804b4f8c778ab1c7d81ccb4cb825ad2b6e618 2008-06-07T17:17:29-07:00 2008-06-07T17:17:29-07:00 Refactored common code into LinkAndIndentHelpers module, added documentation to the files. a85d2433b9380519f5962f927261673d1c36db01 shadowfiend shadowfiend@ubuntu.Belkin