Module: SearchHelper

Defined in:
app/helpers/search_helper.rb

Overview

Redmine - project management software Copyright © 2006-2022 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 collapse

Instance Method Details

#highlight_tokens(text, tokens) ⇒ Object 



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# File 'app/helpers/search_helper.rb', line 21

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
    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

#project_select_tag ⇒ Object 



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# File 'app/helpers/search_helper.rb', line 47

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

#render_results_by_type(results_by_type) ⇒ Object 



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# File 'app/helpers/search_helper.rb', line 56

def render_results_by_type(results_by_type)
  links = []
  # Sorts types by results count
  results_by_type.keys.sort_by {|k| results_by_type[k]}.reverse_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

#type_label(t) ⇒ Object 



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# File 'app/helpers/search_helper.rb', line 43

def type_label(t)
  l("label_#{t.singularize}_plural", :default => t.to_s.humanize)
end