view app/helpers/search_helper.rb @ 1082:997f6d7738f7 bug_531

In repo controller entry action, show the page for the file even if it's binary (so user still has access to history etc links). This makes it possible to use the entry action as the default when a file is clicked on

# encoding: utf-8
#
# Redmine - project management software
# Copyright (C) 2006-2011  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
  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>' + links.map {|link| content_tag('li', link)}.join(' ') + '</ul>') unless links.empty?
  end
end