obsolete.ChilliProject/app/helpers/wiki_helper.rb

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# 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.
module WikiHelper
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
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
end