diff options
Diffstat (limited to 'actionpack/lib/action_view/helpers/text_helper.rb')
| -rw-r--r-- | actionpack/lib/action_view/helpers/text_helper.rb | 43 |
1 files changed, 22 insertions, 21 deletions
diff --git a/actionpack/lib/action_view/helpers/text_helper.rb b/actionpack/lib/action_view/helpers/text_helper.rb index 3dc651501e..698f4434ba 100644 --- a/actionpack/lib/action_view/helpers/text_helper.rb +++ b/actionpack/lib/action_view/helpers/text_helper.rb @@ -1,5 +1,6 @@ require 'active_support/core_ext/object/blank' require 'active_support/core_ext/string/filters' +require 'active_support/core_ext/array/extract_options' module ActionView # = Action View Text Helpers @@ -44,7 +45,7 @@ module ActionView # if logged_in # concat "Logged in!" # else - # concat link_to('login', :action => login) + # concat link_to('login', :action => :login) # end # # will either display "Logged in!" or a login link # %> @@ -89,7 +90,7 @@ module ActionView # Highlights one or more +phrases+ everywhere in +text+ by inserting it into # a <tt>:highlighter</tt> string. The highlighter can be specialized by passing <tt>:highlighter</tt> - # as a single-quoted string with \1 where the phrase is to be inserted (defaults to + # as a single-quoted string with <tt>\1</tt> where the phrase is to be inserted (defaults to # '<mark>\1</mark>') # # ==== Examples @@ -107,13 +108,15 @@ module ActionView # # You can still use <tt>highlight</tt> with the old API that accepts the # +highlighter+ as its optional third parameter: - # highlight('You searched for: rails', 'rails', '<a href="search?q=\1">\1</a>') # => You searched for: <a href="search?q=rails">rails</a> + # + # highlight('You searched for: rails', 'rails', '<a href="search?q=\1">\1</a>') + # # => You searched for: <a href="search?q=rails">rails</a> def highlight(text, phrases, *args) options = args.extract_options! unless args.empty? - options[:highlighter] = args[0] || '<mark>\1</mark>' + options[:highlighter] = args[0] end - options.reverse_merge!(:highlighter => '<mark>\1</mark>') + options[:highlighter] ||= '<mark>\1</mark>' text = sanitize(text) unless options[:sanitize] == false if text.blank? || phrases.blank? @@ -156,19 +159,20 @@ module ActionView options = args.extract_options! unless args.empty? - options[:radius] = args[0] || 100 - options[:omission] = args[1] || "..." + options[:radius] = args[0] + options[:omission] = args[1] end - options.reverse_merge!(:radius => 100, :omission => "...") + radius = options[:radius] || 100 + omission = options[:omission] || "..." phrase = Regexp.escape(phrase) return unless found_pos = text =~ /(#{phrase})/i - start_pos = [ found_pos - options[:radius], 0 ].max - end_pos = [ [ found_pos + phrase.length + options[:radius] - 1, 0].max, text.length ].min + start_pos = [ found_pos - radius, 0 ].max + end_pos = [ [ found_pos + phrase.length + radius - 1, 0].max, text.length ].min - prefix = start_pos > 0 ? options[:omission] : "" - postfix = end_pos < text.length - 1 ? options[:omission] : "" + prefix = start_pos > 0 ? omission : "" + postfix = end_pos < text.length - 1 ? omission : "" prefix + text[start_pos..end_pos].strip + postfix end @@ -217,12 +221,12 @@ module ActionView def word_wrap(text, *args) options = args.extract_options! unless args.blank? - options[:line_width] = args[0] || 80 + options[:line_width] = args[0] end - options.reverse_merge!(:line_width => 80) + line_width = options[:line_width] || 80 text.split("\n").collect do |line| - line.length > options[:line_width] ? line.gsub(/(.{1,#{options[:line_width]}})(\s+|$)/, "\\1\n").strip : line + line.length > line_width ? line.gsub(/(.{1,#{line_width}})(\s+|$)/, "\\1\n").strip : line end * "\n" end @@ -306,12 +310,9 @@ module ActionView # </tr> # <% end %> def cycle(first_value, *values) - if (values.last.instance_of? Hash) - params = values.pop - name = params[:name] - else - name = "default" - end + options = values.extract_options! + name = options.fetch(:name, "default") + values.unshift(first_value) cycle = get_cycle(name) |