Module: ApplicationHelper

Included in:
ApplicationController
Defined in:
app/helpers/application_helper.rb

Overview

Methods added to this helper will be available to all templates in the application.

Instance Method Summary collapse

Instance Method Details

#current_locale ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 25

def current_locale
  @locale
end

#current_user ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 21

def current_user
  session[:user] || NullUser.new
end

#dynjs_include_tag(script_name) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 33

def dynjs_include_tag(script_name)
  content_tag("script", "", { "type" => "text/javascript",
                              "src" => url_for(:controller => 'javascript',
                                               :action => script_name) })
end

#pagetext(title, revision = nil, &block) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 39

def pagetext(title, revision=nil, &block)
  content = capture(&block)
  b = Builder::XmlMarkup.new
  xml = b.div(:class => 'pagetext') do
    b.a(:href => url_for(:controller => 'wiki', :action => 'history',
                         :page_name => @page.name, :locale => @locale,
                         :format => 'xml'),
        :class => 'rss') do
      b << image_tag("rss.png", :border => 0, :class => 'rss',
                                :alt => 'Changes to %s' / @page.name) 
    end unless @page.nil?
    b.div(:id => 'crumbs') do
       b.text!('You are here: '.t)
       last = @crumbs.delete_at(@crumbs.length - 1)
       @crumbs.each do |h|
         b.a(h.keys.first,
             :href => url_for(h.values.first.update(:only_path => true)))
         b << ' > '
       end
       b.a(last.keys.first,
           :href => url_for(last.values.first.update(:only_path => true)))
    end unless params[:context] == 'partial'
    b.div(:class => 'page-title') do
      b.span(title, :class => 'page-title')
      b << ' '
      b.span(revision, :id => 'revision') unless revision.nil?
    end
    b << content
  end
  concat(xml, block.binding)
end

#render_diff_table(chunks) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 71

def render_diff_table(chunks)
  Builder::XmlMarkup.new.table :class => 'diff', :cellspacing => '0' do |b|
    b.colgroup do
      b.col :class => 'line_number'
      b.col :class => 'left'
      b.col :class => 'right'
      b.col :class => 'line_number'
    end
    chunks.each do |chunk|
      if chunk.separator?
        b.tbody :class => 'separator' do
          b.tr do
            b.td
            b.td('%s more lines' / chunk.num_lines.to_s, :colspan => '2')
            b.td
          end
        end
      else  
        b.tbody :class => chunk.action.to_s do
          chunk.lines.each do |line|
            b.tr do
              b.td {b << (line.original_position || '&nbsp;').to_s}
              b.td {b.pre{b << (h(line.original_text) || '&nbsp;')}}
              b.td {b.pre{b << (h(line.modified_text) || '&nbsp;')}}
              b.td {b << (line.modified_position || '&nbsp;').to_s}
            end
          end
        end
      end
    end
  end
end

#server_url_for(options = {}) ⇒ Object 



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# File 'app/helpers/application_helper.rb', line 29

def server_url_for(options = {})
  url_for options.update(:only_path => false)
end