lucene/client/ruby/solr-ruby/lib/solr/request/select.rb

55 lines
1.5 KiB
Ruby

# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'erb'
# "Abstract" base class, only useful with subclasses that add parameters
class Solr::Request::Select < Solr::Request::Base
# TODO add a constant for the all-docs query, which currently is [* TO *]
# (caveat, that is all docs that have a value in the default field)
# When the Lucene JAR is upgraded in Solr, the all-docs query becomes simply *
attr_reader :query_type
def initialize(qt=nil)
@query_type = qt
end
def response_format
:ruby
end
def handler
'select'
end
def to_hash
return {:qt => query_type, :wt => 'ruby'}
end
def to_s
raw_params = self.to_hash
http_params = []
raw_params.each do |key,value|
if value.respond_to? :each
value.each { |v| http_params << "#{key}=#{ERB::Util::url_encode(v)}" unless v.nil?}
else
http_params << "#{key}=#{ERB::Util::url_encode(value)}" unless value.nil?
end
end
http_params.join("&")
end
end