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-rw-r--r--lib/chef/search/query.rb65
1 files changed, 65 insertions, 0 deletions
diff --git a/lib/chef/search/query.rb b/lib/chef/search/query.rb
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+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Copyright:: Copyright (c) 2008 Opscode, Inc.
+# License:: Apache License, Version 2.0
+#
+# Licensed 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 'chef/config'
+require 'uri'
+require 'chef/rest'
+require 'chef/node'
+require 'chef/role'
+require 'chef/data_bag'
+require 'chef/data_bag_item'
+
+class Chef
+ class Search
+ class Query
+
+ attr_accessor :rest
+
+ def initialize(url=nil)
+ @rest = Chef::REST.new(url ||Chef::Config[:search_url])
+ end
+
+ # Search Solr for objects of a given type, for a given query. If you give
+ # it a block, it will handle the paging for you dynamically.
+ def search(type, query="*:*", sort='X_CHEF_id_CHEF_X asc', start=0, rows=1000, &block)
+ raise ArgumentError, "Type must be a string or a symbol!" unless (type.kind_of?(String) || type.kind_of?(Symbol))
+
+ response = @rest.get_rest("search/#{type}?q=#{escape(query)}&sort=#{escape(sort)}&start=#{escape(start)}&rows=#{escape(rows)}")
+ if block
+ response["rows"].each { |o| block.call(o) unless o.nil?}
+ unless (response["start"] + response["rows"].length) >= response["total"]
+ nstart = response["start"] + rows
+ search(type, query, sort, nstart, rows, &block)
+ end
+ true
+ else
+ [ response["rows"], response["start"], response["total"] ]
+ end
+ end
+
+ def list_indexes
+ response = @rest.get_rest("search")
+ end
+
+ private
+ def escape(s)
+ s && URI.escape(s.to_s)
+ end
+ end
+ end
+end