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# redMine - project management software
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# Copyright (C) 2006-2007 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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module WikiHelper
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def wiki_page_options_for_select(pages, selected = nil, parent = nil, level = 0)
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s = ''
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pages.select {|p| p.parent == parent}.each do |page|
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attrs = "value='#{page.id}'"
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attrs << " selected='selected'" if selected == page
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indent = (level > 0) ? (' ' * level * 2 + '» ') : nil
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s << "<option value='#{page.id}'>#{indent}#{h page.pretty_title}</option>\n" +
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wiki_page_options_for_select(pages, selected, page, level + 1)
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end
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s
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end
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def html_diff(wdiff)
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words = wdiff.words.collect{|word| h(word)}
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words_add = 0
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words_del = 0
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dels = 0
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del_off = 0
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wdiff.diff.diffs.each do |diff|
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add_at = nil
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add_to = nil
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del_at = nil
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deleted = ""
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diff.each do |change|
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pos = change[1]
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if change[0] == "+"
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add_at = pos + dels unless add_at
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add_to = pos + dels
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words_add += 1
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else
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del_at = pos unless del_at
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deleted << ' ' + h(change[2])
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words_del += 1
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end
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end
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if add_at
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words[add_at] = '<span class="diff_in">' + words[add_at]
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words[add_to] = words[add_to] + '</span>'
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end
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if del_at
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words.insert del_at - del_off + dels + words_add, '<span class="diff_out">' + deleted + '</span>'
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dels += 1
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del_off += words_del
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words_del = 0
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end
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end
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simple_format_without_paragraph(words.join(' '))
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end
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end
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