1 # redMine - project management software
2 # Copyright (C) 2006 Jean-Philippe Lang
4 # This program is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU General Public License
6 # as published by the Free Software Foundation; either version 2
7 # of the License, or (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 class SearchController < ApplicationController
19 before_filter :find_optional_project
22 include MessagesHelper
25 @question = params[:q] || ""
27 @all_words = params[:all_words] || (params[:submit] ? false : true)
28 @titles_only = !params[:titles_only].nil?
35 User.current.memberships.collect(&:project)
37 @project ? (@project.self_and_descendants.active) : nil
43 begin; offset = params[:offset].to_time if params[:offset]; rescue; end
45 # quick jump to an issue
46 if @question.match(/^#?(\d+)$/) && Issue.find_by_id($1, :include => :project, :conditions => Project.visible_by(User.current))
47 redirect_to :controller => "issues", :action => "show", :id => $1
51 @object_types = %w(issues news documents changesets wiki_pages messages projects)
52 if projects_to_search.is_a? Project
53 # don't search projects
54 @object_types.delete('projects')
55 # only show what the user is allowed to view
56 @object_types = @object_types.select {|o| User.current.allowed_to?("view_#{o}".to_sym, projects_to_search)}
59 @scope = @object_types.select {|t| params[t]}
60 @scope = @object_types if @scope.empty?
62 # extract tokens from the question
63 # eg. hello "bye bye" => ["hello", "bye bye"]
64 @tokens = @question.scan(%r{((\s|^)"[\s\w]+"(\s|$)|\S+)}).collect {|m| m.first.gsub(%r{(^\s*"\s*|\s*"\s*$)}, '')}
65 # tokens must be at least 3 character long
66 @tokens = @tokens.uniq.select {|w| w.length > 2 }
69 # no more than 5 tokens to search for
70 @tokens.slice! 5..-1 if @tokens.size > 5
71 # strings used in sql like statement
72 like_tokens = @tokens.collect {|w| "%#{w.downcase}%"}
75 @results_by_type = Hash.new {|h,k| h[k] = 0}
79 r, c = s.singularize.camelcase.constantize.search(like_tokens, projects_to_search,
80 :all_words => @all_words,
81 :titles_only => @titles_only,
84 :before => params[:previous].nil?)
86 @results_by_type[s] += c
88 @results = @results.sort {|a,b| b.event_datetime <=> a.event_datetime}
89 if params[:previous].nil?
90 @pagination_previous_date = @results[0].event_datetime if offset && @results[0]
91 if @results.size > limit
92 @pagination_next_date = @results[limit-1].event_datetime
93 @results = @results[0, limit]
96 @pagination_next_date = @results[-1].event_datetime if offset && @results[-1]
97 if @results.size > limit
98 @pagination_previous_date = @results[-(limit)].event_datetime
99 @results = @results[-(limit), limit]
105 render :layout => false if request.xhr?
109 def find_optional_project
110 return true unless params[:id]
111 @project = Project.find(params[:id])
112 check_project_privacy
113 rescue ActiveRecord::RecordNotFound