111 lines
4.8 KiB
Ruby
111 lines
4.8 KiB
Ruby
# redMine - project management software
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# Copyright (C) 2006-2007 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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module Redmine
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module Acts
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module Searchable
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def self.included(base)
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base.extend ClassMethods
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end
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module ClassMethods
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def acts_as_searchable(options = {})
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return if self.included_modules.include?(Redmine::Acts::Searchable::InstanceMethods)
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cattr_accessor :searchable_options
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self.searchable_options = options
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if searchable_options[:columns].nil?
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raise 'No searchable column defined.'
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elsif !searchable_options[:columns].is_a?(Array)
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searchable_options[:columns] = [] << searchable_options[:columns]
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end
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if searchable_options[:project_key]
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elsif column_names.include?('project_id')
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searchable_options[:project_key] = "#{table_name}.project_id"
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else
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raise 'No project key defined.'
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end
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if searchable_options[:date_column]
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elsif column_names.include?('created_on')
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searchable_options[:date_column] = "#{table_name}.created_on"
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else
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raise 'No date column defined defined.'
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end
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# Should we search custom fields on this model ?
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searchable_options[:search_custom_fields] = !reflect_on_association(:custom_values).nil?
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send :include, Redmine::Acts::Searchable::InstanceMethods
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end
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end
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module InstanceMethods
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def self.included(base)
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base.extend ClassMethods
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end
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module ClassMethods
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def search(tokens, project, options={})
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tokens = [] << tokens unless tokens.is_a?(Array)
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find_options = {:include => searchable_options[:include]}
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find_options[:limit] = options[:limit] if options[:limit]
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find_options[:order] = "#{searchable_options[:date_column]} " + (options[:before] ? 'DESC' : 'ASC')
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columns = searchable_options[:columns]
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columns.slice!(1..-1) if options[:titles_only]
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token_clauses = columns.collect {|column| "(LOWER(#{column}) LIKE ?)"}
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if !options[:titles_only] && searchable_options[:search_custom_fields]
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searchable_custom_field_ids = CustomField.find(:all,
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:select => 'id',
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:conditions => { :type => "#{self.name}CustomField",
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:searchable => true }).collect(&:id)
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if searchable_custom_field_ids.any?
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custom_field_sql = "#{table_name}.id IN (SELECT customized_id FROM #{CustomValue.table_name}" +
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" WHERE customized_type='#{self.name}' AND customized_id=#{table_name}.id AND LOWER(value) LIKE ?" +
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" AND #{CustomValue.table_name}.custom_field_id IN (#{searchable_custom_field_ids.join(',')}))"
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token_clauses << custom_field_sql
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end
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end
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sql = ([token_clauses.join(' OR ')] * tokens.size).join(options[:all_words] ? ' AND ' : ' OR ')
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if options[:offset]
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sql = "(#{sql}) AND (#{searchable_options[:date_column]} " + (options[:before] ? '<' : '>') + "'#{connection.quoted_date(options[:offset])}')"
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end
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find_options[:conditions] = [sql, * (tokens * token_clauses.size).sort]
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results = with_scope(:find => {:conditions => ["#{searchable_options[:project_key]} = ?", project.id]}) do
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find(:all, find_options)
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end
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if searchable_options[:with] && !options[:titles_only]
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searchable_options[:with].each do |model, assoc|
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results += model.to_s.camelcase.constantize.search(tokens, project, options).collect {|r| r.send assoc}
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end
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results.uniq!
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end
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results
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end
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end
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end
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end
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end
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end
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