Module: Redmine::Acts::Searchable::InstanceMethods::ClassMethods

Defined in:
vendor/plugins/acts_as_searchable/lib/acts_as_searchable.rb

Instance Method Summary

Instance Method Details

- (Object) search(tokens, projects = nil, options = {})

Searches the model for the given tokens projects argument can be either nil (will search all projects), a project or an array of projects Returns the results and the results count



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# File 'vendor/plugins/acts_as_searchable/lib/acts_as_searchable.rb', line 67

def search(tokens, projects=nil, options={})
  tokens = [] << tokens unless tokens.is_a?(Array)
  projects = [] << projects unless projects.nil? || projects.is_a?(Array)
  
  find_options = {:include => searchable_options[:include]}
  find_options[:order] = "#{searchable_options[:order_column]} " + (options[:before] ? 'DESC' : 'ASC')
  
  limit_options = {}
  limit_options[:limit] = options[:limit] if options[:limit]
  if options[:offset]
    limit_options[:conditions] = "(#{searchable_options[:date_column]} " + (options[:before] ? '<' : '>') + "'#{connection.quoted_date(options[:offset])}')"
  end
  
  columns = searchable_options[:columns]
  columns = columns[0..0] if options[:titles_only]
  
  token_clauses = columns.collect {|column| "(LOWER(#{column}) LIKE ?)"}
  
  if !options[:titles_only] && searchable_options[:search_custom_fields]
    searchable_custom_field_ids = CustomField.find(:all,
                                                   :select => 'id',
                                                   :conditions => { :type => "#{self.name}CustomField",
                                                                    :searchable => true }).collect(&:id)
    if searchable_custom_field_ids.any?
      custom_field_sql = "#{table_name}.id IN (SELECT customized_id FROM #{CustomValue.table_name}" +
        " WHERE customized_type='#{self.name}' AND customized_id=#{table_name}.id AND LOWER(value) LIKE ?" +
        " AND #{CustomValue.table_name}.custom_field_id IN (#{searchable_custom_field_ids.join(',')}))"
      token_clauses << custom_field_sql
    end
  end
  
  sql = (['(' + token_clauses.join(' OR ') + ')'] * tokens.size).join(options[:all_words] ? ' AND ' : ' OR ')
  
  find_options[:conditions] = [sql, * (tokens.collect {|w| "%#{w.downcase}%"} * token_clauses.size).sort]
  
  project_conditions = []
  project_conditions << (searchable_options[:permission].nil? ? Project.visible_by(User.current) :
                                       Project.allowed_to_condition(User.current, searchable_options[:permission]))
  project_conditions << "#{searchable_options[:project_key]} IN (#{projects.collect(&:id).join(',')})" unless projects.nil?
  
  results = []
  results_count = 0
  
  with_scope(:find => {:conditions => project_conditions.join(' AND ')}) do
    with_scope(:find => find_options) do
      results_count = count(:all)
      results = find(:all, limit_options)
    end
  end
  [results, results_count]
end