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#
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# Copyright 2014 Red Hat, Inc.
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#
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# This software is licensed to you under the GNU General Public
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# License as published by the Free Software Foundation; either version
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# 2 of the License (GPLv2) or (at your option) any later version.
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# There is NO WARRANTY for this software, express or implied,
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# including the implied warranties of MERCHANTABILITY,
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# NON-INFRINGEMENT, or FITNESS FOR A PARTICULAR PURPOSE. You should
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# have received a copy of GPLv2 along with this software; if not, see
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# http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
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module Katello
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module Util
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module Search
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DISABLED_LUCENE_SPECIAL_CHARS = ['-', ':']
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def self.custom_analyzers
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{
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"kt_name_analyzer" => {
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"type" => "custom",
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"tokenizer" => "keyword",
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"filter" => %w(lowercase asciifolding)
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},
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"autcomplete_name_analyzer" => {
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"type" => "custom",
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"tokenizer" => "keyword",
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"filter" => %w(standard lowercase asciifolding ngram_filter)
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}
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}
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end
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def self.custom_filters
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{
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"ngram_filter" => {
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"type" => "edgeNGram",
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"side" => "front",
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"min_gram" => 1,
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"max_gram" => 30
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}
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}
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end
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# Filter the search input, escaping unsupported lucene syntax (e.g. usage of - operator)
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def self.filter_input(search)
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return nil if search.nil?
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DISABLED_LUCENE_SPECIAL_CHARS.each do |chr|
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search = search.gsub(chr, '\\' + chr)
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end
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return search
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end
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def self.active_record_search_classes
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ignore_list = %w(Katello::CpConsumerUser Katello::Pool)
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classes = get_subclasses(ActiveRecord::Base)
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classes = classes.select{ |c| !ignore_list.include?(c.name) && c.respond_to?(:index) }
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#we need index base classes first (TaskStatus) before child classes (PulpTaskStatus)
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initial_list = classes.select{|c| c.superclass == ActiveRecord::Base}
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subclass_list = classes - initial_list
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initial_list + subclass_list
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end
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def self.get_subclasses(obj_class)
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classes = obj_class.subclasses
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subs = classes.collect {|c| get_subclasses(c) }.flatten
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classes + subs
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end
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end
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end
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end
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