Redmine/app/controllers/search_controller.rb

98 lines
5.1 KiB
Ruby

# redMine - project management software
# Copyright (C) 2006 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.
class SearchController < ApplicationController
layout 'base'
helper :messages
include MessagesHelper
def index
@question = params[:q] || ""
@question.strip!
@all_words = params[:all_words] || (params[:submit] ? false : true)
# quick jump to an issue
if @question.match(/^#?(\d+)$/) && Issue.find_by_id($1, :include => :project, :conditions => Project.visible_by(logged_in_user))
redirect_to :controller => "issues", :action => "show", :id => $1
return
end
if params[:id]
find_project
return unless check_project_privacy
end
if @project
@object_types = %w(projects issues changesets news documents wiki_pages messages)
@object_types.delete('wiki_pages') unless @project.wiki
@object_types.delete('changesets') unless @project.repository
# only show what the user is allowed to view
@object_types = @object_types.select {|o| User.current.allowed_to?("view_#{o}".to_sym, @project)}
@scope = @object_types.select {|t| params[t]}
# default objects to search if none is specified in parameters
@scope = @object_types if @scope.empty?
else
@object_types = @scope = %w(projects)
end
# tokens must be at least 3 character long
@tokens = @question.split.uniq.select {|w| w.length > 2 }
if !@tokens.empty?
# no more than 5 tokens to search for
@tokens.slice! 5..-1 if @tokens.size > 5
# strings used in sql like statement
like_tokens = @tokens.collect {|w| "%#{w.downcase}%"}
operator = @all_words ? " AND " : " OR "
limit = 10
@results = []
if @project
@results += @project.issues.find(:all, :limit => limit, :include => :author, :conditions => [ (["(LOWER(subject) like ? OR LOWER(description) like ?)"] * like_tokens.size).join(operator), * (like_tokens * 2).sort] ) if @scope.include? 'issues'
Journal.with_scope :find => {:conditions => ["#{Issue.table_name}.project_id = ?", @project.id]} do
@results += Journal.find(:all, :include => :issue, :limit => limit, :conditions => [ (["(LOWER(notes) like ? OR LOWER(notes) like ?)"] * like_tokens.size).join(operator), * (like_tokens * 2).sort] ).collect(&:issue) if @scope.include? 'issues'
end
@results.uniq!
@results += @project.news.find(:all, :limit => limit, :conditions => [ (["(LOWER(title) like ? OR LOWER(description) like ?)"] * like_tokens.size).join(operator), * (like_tokens * 2).sort], :include => :author ) if @scope.include? 'news'
@results += @project.documents.find(:all, :limit => limit, :conditions => [ (["(LOWER(title) like ? OR LOWER(description) like ?)"] * like_tokens.size).join(operator), * (like_tokens * 2).sort] ) if @scope.include? 'documents'
@results += @project.wiki.pages.find(:all, :limit => limit, :include => :content, :conditions => [ (["(LOWER(title) like ? OR LOWER(text) like ?)"] * like_tokens.size).join(operator), * (like_tokens * 2).sort] ) if @project.wiki && @scope.include?('wiki_pages')
@results += @project.repository.changesets.find(:all, :limit => limit, :conditions => [ (["(LOWER(comments) like ?)"] * like_tokens.size).join(operator), * (like_tokens).sort] ) if @project.repository && @scope.include?('changesets')
Message.with_scope :find => {:conditions => ["#{Board.table_name}.project_id = ?", @project.id]} do
@results += Message.find(:all, :include => :board, :limit => limit, :conditions => [ (["(LOWER(subject) like ? OR LOWER(content) like ?)"] * like_tokens.size).join(operator), * (like_tokens * 2).sort] ) if @scope.include? 'messages'
end
else
Project.with_scope(:find => {:conditions => Project.visible_by(logged_in_user)}) do
@results += Project.find(:all, :limit => limit, :conditions => [ (["(LOWER(name) like ? OR LOWER(description) like ?)"] * like_tokens.size).join(operator), * (like_tokens * 2).sort] ) if @scope.include? 'projects'
end
# if only one project is found, user is redirected to its overview
redirect_to :controller => 'projects', :action => 'show', :id => @results.first and return if @results.size == 1
end
@question = @tokens.join(" ")
else
@question = ""
end
end
private
def find_project
@project = Project.find(params[:id])
rescue ActiveRecord::RecordNotFound
render_404
end
end