Module: WikiHelper

Defined in:
app/helpers/wiki_helper.rb

Overview

redMine - project management software Copyright (C) 2006-2007 Jean-Philippe Lang

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Instance Method Summary

Instance Method Details

- (Object) html_diff(wdiff)



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

def html_diff(wdiff)
  words = wdiff.words.collect{|word| h(word)}
  words_add = 0
  words_del = 0
  dels = 0
  del_off = 0
  wdiff.diff.diffs.each do |diff|
    add_at = nil
    add_to = nil
    del_at = nil
    deleted = ""      
    diff.each do |change|
      pos = change[1]
      if change[0] == "+"
        add_at = pos + dels unless add_at
        add_to = pos + dels
        words_add += 1
      else
        del_at = pos unless del_at
        deleted << ' ' + h(change[2])
        words_del  += 1
      end
    end
    if add_at
      words[add_at] = '<span class="diff_in">' + words[add_at]
      words[add_to] = words[add_to] + '</span>'
    end
    if del_at
      words.insert del_at - del_off + dels + words_add, '<span class="diff_out">' + deleted + '</span>'
      dels += 1
      del_off += words_del
      words_del = 0
    end
  end
  simple_format_without_paragraph(words.join(' '))
end

- (Object) wiki_page_options_for_select(pages, selected = nil, parent = nil, level = 0)



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# File 'app/helpers/wiki_helper.rb', line 20

def wiki_page_options_for_select(pages, selected = nil, parent = nil, level = 0)
  s = ''
  pages.select {|p| p.parent == parent}.each do |page|
    attrs = "value='#{page.id}'"
    attrs << " selected='selected'" if selected == page
    indent = (level > 0) ? ('&nbsp;' * level * 2 + '&#187; ') : nil
    
    s << "<option value='#{page.id}'>#{indent}#{h page.pretty_title}</option>\n" + 
           wiki_page_options_for_select(pages, selected, page, level + 1)
  end
  s
end