bigdir/app/helpers/search_helper.rb

71 lines
2.8 KiB
Ruby
Raw Normal View History

2013-08-01 10:33:49 +08:00
# encoding: utf-8
#
# Redmine - project management software
# Copyright (C) 2006-2013 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 SearchHelper
def highlight_tokens(text, tokens)
return text unless text && tokens && !tokens.empty?
re_tokens = tokens.collect {|t| Regexp.escape(t)}
regexp = Regexp.new "(#{re_tokens.join('|')})", Regexp::IGNORECASE
result = ''
text.split(regexp).each_with_index do |words, i|
if result.length > 1200
# maximum length of the preview reached
result << '...'
break
end
words = words.mb_chars
if i.even?
result << h(words.length > 100 ? "#{words.slice(0..44)} ... #{words.slice(-45..-1)}" : words)
else
t = (tokens.index(words.downcase) || 0) % 4
result << content_tag('span', h(words), :class => "highlight token-#{t}")
end
end
result.html_safe
end
def type_label(t)
l("label_#{t.singularize}_plural", :default => t.to_s.humanize)
end
def project_select_tag
options = [[l(:label_project_all), 'all']]
options << [l(:label_my_projects), 'my_projects'] unless User.current.memberships.empty?
options << [l(:label_and_its_subprojects, @project.name), 'subprojects'] unless @project.nil? || @project.descendants.active.empty?
options << [@project.name, ''] unless @project.nil?
label_tag("scope", l(:description_project_scope), :class => "hidden-for-sighted") +
select_tag('scope', options_for_select(options, params[:scope].to_s)) if options.size > 1
end
def render_results_by_type(results_by_type)
links = []
# Sorts types by results count
results_by_type.keys.sort {|a, b| results_by_type[b] <=> results_by_type[a]}.each do |t|
c = results_by_type[t]
next if c == 0
text = "#{type_label(t)} (#{c})"
links << link_to(h(text), :q => params[:q], :titles_only => params[:titles_only],
:all_words => params[:all_words], :scope => params[:scope], t => 1)
end
('<ul>'.html_safe +
links.map {|link| content_tag('li', link)}.join(' ').html_safe +
'</ul>'.html_safe) unless links.empty?
end
end