obsolete.ChilliProject/app/helpers/search_helper.rb

71 lines
2.7 KiB
Ruby

#-- copyright
# ChiliProject is a project management system.
#
# Copyright (C) 2010-2011 the ChiliProject Team
#
# 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.
#
# See doc/COPYRIGHT.rdoc for more details.
#++
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?
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[:title_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
def link_to_previous_search_page(pagination_previous_date)
link_to_content_update('&#171; ' + l(:label_previous),
params.merge(:previous => 1, :offset => pagination_previous_date.strftime("%Y%m%d%H%M%S")))
end
def link_to_next_search_page(pagination_next_date)
link_to_content_update(l(:label_next) + ' &#187;',
params.merge(:previous => nil, :offset => pagination_next_date.strftime("%Y%m%d%H%M%S")))
end
end