Initial Chef repository
This commit is contained in:
Greg Karékinian
150
cookbooks/chef-solo-search/libraries/vendor/chef/solr_query/lucene.treetop
vendored
Normal file
150
cookbooks/chef-solo-search/libraries/vendor/chef/solr_query/lucene.treetop
vendored
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@@ -0,0 +1,150 @@
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#
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# Author:: Seth Falcon (<seth@opscode.com>)
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# Copyright:: Copyright (c) 2010-2011 Opscode, Inc.
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# License:: Apache License, Version 2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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grammar Lucene
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rule body
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(expression / space)* <Body>
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end
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rule expression
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operation / group / field / field_range / term / string
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end
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rule term
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keyword valid_letter+ <Term> / !keyword !"?" valid_letter <Term>
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end
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rule field
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field_name ":" (term/string/group) <Field>
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end
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rule field_range
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field_name ":" "[" range_value " TO " range_value "]" <InclFieldRange>
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/
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field_name ":" "{" range_value " TO " range_value "}" <ExclFieldRange>
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end
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rule field_name
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!keyword valid_letter+ <FieldName>
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end
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rule range_value
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valid_letter+ <RangeValue> / "*" <RangeValue>
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end
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rule group
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space? '(' body ')' space? <Group>
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end
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rule operation
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binary_op / unary_op / fuzzy_op / boost_op
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end
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rule unary_op
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not_op / required_op / prohibited_op
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end
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rule binary_op
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(group / field / field_range / term) space? boolean_operator space+ body <BinaryOp>
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end
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rule boolean_operator
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and_operator / or_operator
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end
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rule and_operator
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'AND' <AndOperator> / '&&' <AndOperator>
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end
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rule or_operator
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'OR' <OrOperator> / '||' <OrOperator>
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end
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rule not_op
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not_operator space (group / field / field_range / term / string) <UnaryOp>
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/
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bang_operator space? (group / field / field_range / term / string) <UnaryOp>
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end
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rule not_operator
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'NOT' <NotOperator>
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end
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rule bang_operator
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'!' <NotOperator>
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end
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rule required_op
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!valid_letter required_operator (term/string) <UnaryOp>
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/
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required_operator (term/string) <UnaryOp>
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end
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rule required_operator
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'+' <RequiredOperator>
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end
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rule prohibited_op
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!valid_letter prohibited_operator (field/field_range/term/string) <UnaryOp>
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end
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rule prohibited_operator
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'-' <ProhibitedOperator>
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end
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rule boost_op
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(term/string) '^' fuzzy_param <BoostOp>
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end
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rule fuzzy_op
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(term/string) '~' fuzzy_param? (space / !valid_letter) <FuzzyOp>
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end
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rule fuzzy_param
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[0-9] '.'? [0-9] <FuzzyParam> / [0-9]+ <FuzzyParam>
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end
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rule string
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'"' term (space term)* '"' <Phrase>
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end
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rule keyword
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'AND' / 'OR' / 'NOT'
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end
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rule valid_letter
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start_letter+ ([a-zA-Z0-9@*?_.-] / '\\' special_char)*
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end
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rule start_letter
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[a-zA-Z0-9@._*] / '\\' special_char
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end
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rule end_letter
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[a-zA-Z0-9*?_.] / '\\' special_char
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end
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rule special_char
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[-+&|!(){}\[\]^"~*?:\\]
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end
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rule space
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[\s]+
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end
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end
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285
cookbooks/chef-solo-search/libraries/vendor/chef/solr_query/lucene_nodes.rb
vendored
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285
cookbooks/chef-solo-search/libraries/vendor/chef/solr_query/lucene_nodes.rb
vendored
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@@ -0,0 +1,285 @@
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#
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# Author:: Seth Falcon (<seth@opscode.com>)
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# Copyright:: Copyright (c) 2010-2011 Opscode, Inc.
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# License:: Apache License, Version 2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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require 'treetop'
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module Lucene
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SEP = "__=__"
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class Term < Treetop::Runtime::SyntaxNode
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def to_array
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"T:#{self.text_value}"
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end
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def transform
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self.text_value
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end
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end
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class Field < Treetop::Runtime::SyntaxNode
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def to_array
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field = self.elements[0].text_value
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term = self.elements[1].to_array
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"(F:#{field} #{term})"
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end
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def transform
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field = self.elements[0].text_value
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term = self.elements[1]
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if term.is_a? Phrase
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str = term.transform
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# remove quotes
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str = str[1 ... (str.length - 1)]
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"content:\"#{field}#{SEP}#{str}\""
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else
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"content:#{field}#{SEP}#{term.transform}"
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end
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end
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end
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class FieldRange < Treetop::Runtime::SyntaxNode
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def to_array
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field = self.elements[0].text_value
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range_start = self.elements[1].to_array
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range_end = self.elements[2].to_array
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"(FR:#{field} #{left}#{range_start}#{right} #{left}#{range_end}#{right})"
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end
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def transform
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field = self.elements[0].text_value
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range_start = self.elements[1].transform
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range_end = self.elements[2].transform
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# FIXME: handle special cases for missing start/end
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if ("*" == range_start && "*" == range_end)
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"content:#{field}#{SEP}*"
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elsif "*" == range_end
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"content:#{left}#{field}#{SEP}#{range_start} TO #{field}#{SEP}\\ufff0#{right}"
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elsif "*" == range_start
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"content:#{left}#{field}#{SEP} TO #{field}#{SEP}#{range_end}#{right}"
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else
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"content:#{left}#{field}#{SEP}#{range_start} TO #{field}#{SEP}#{range_end}#{right}"
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end
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end
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end
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class InclFieldRange < FieldRange
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def left
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"["
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end
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def right
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"]"
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end
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end
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class ExclFieldRange < FieldRange
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def left
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"{"
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end
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def right
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"}"
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end
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end
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class RangeValue < Treetop::Runtime::SyntaxNode
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def to_array
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self.text_value
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end
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def transform
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to_array
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end
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end
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class FieldName < Treetop::Runtime::SyntaxNode
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def to_array
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self.text_value
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end
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def transform
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to_array
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end
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end
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class Body < Treetop::Runtime::SyntaxNode
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def to_array
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self.elements.map { |x| x.to_array }.join(" ")
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end
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def transform
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self.elements.map { |x| x.transform }.join(" ")
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end
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end
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class Group < Treetop::Runtime::SyntaxNode
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def to_array
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"(" + self.elements[0].to_array + ")"
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end
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def transform
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"(" + self.elements[0].transform + ")"
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end
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end
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class BinaryOp < Treetop::Runtime::SyntaxNode
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def to_array
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op = self.elements[1].to_array
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a = self.elements[0].to_array
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b = self.elements[2].to_array
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"(#{op} #{a} #{b})"
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end
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def transform
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op = self.elements[1].transform
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a = self.elements[0].transform
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b = self.elements[2].transform
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"#{a} #{op} #{b}"
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end
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end
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class AndOperator < Treetop::Runtime::SyntaxNode
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def to_array
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"OP:AND"
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end
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def transform
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"AND"
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end
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end
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class OrOperator < Treetop::Runtime::SyntaxNode
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def to_array
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"OP:OR"
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end
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def transform
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"OR"
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end
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end
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class FuzzyOp < Treetop::Runtime::SyntaxNode
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def to_array
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a = self.elements[0].to_array
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param = self.elements[1]
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if param
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"(OP:~ #{a} #{param.to_array})"
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else
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"(OP:~ #{a})"
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end
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end
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def transform
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a = self.elements[0].transform
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param = self.elements[1]
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if param
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"#{a}~#{param.transform}"
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else
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"#{a}~"
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end
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end
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end
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class BoostOp < Treetop::Runtime::SyntaxNode
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def to_array
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a = self.elements[0].to_array
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param = self.elements[1]
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"(OP:^ #{a} #{param.to_array})"
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end
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def transform
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a = self.elements[0].transform
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param = self.elements[1]
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"#{a}^#{param.transform}"
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end
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end
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class FuzzyParam < Treetop::Runtime::SyntaxNode
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def to_array
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self.text_value
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end
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def transform
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self.text_value
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end
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end
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class UnaryOp < Treetop::Runtime::SyntaxNode
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def to_array
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op = self.elements[0].to_array
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a = self.elements[1].to_array
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"(#{op} #{a})"
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end
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def transform
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op = self.elements[0].transform
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a = self.elements[1].transform
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spc = case op
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when "+", "-"
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""
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else
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" "
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end
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"#{op}#{spc}#{a}"
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end
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end
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class NotOperator < Treetop::Runtime::SyntaxNode
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def to_array
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"OP:NOT"
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end
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def transform
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"NOT"
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end
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end
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class RequiredOperator < Treetop::Runtime::SyntaxNode
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def to_array
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"OP:+"
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end
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def transform
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"+"
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end
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end
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class ProhibitedOperator < Treetop::Runtime::SyntaxNode
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def to_array
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"OP:-"
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end
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def transform
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"-"
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end
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end
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class Phrase < Treetop::Runtime::SyntaxNode
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def to_array
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"STR:#{self.text_value}"
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end
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def transform
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"#{self.text_value}"
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end
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end
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end
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65
cookbooks/chef-solo-search/libraries/vendor/chef/solr_query/query_transform.rb
vendored
Normal file
65
cookbooks/chef-solo-search/libraries/vendor/chef/solr_query/query_transform.rb
vendored
Normal file
@@ -0,0 +1,65 @@
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#
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# Author:: Seth Falcon (<seth@opscode.com>)
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# Copyright:: Copyright (c) 2010-2011 Opscode, Inc.
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# License:: Apache License, Version 2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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||||
# you may not use this file except in compliance with the License.
|
||||
# You may obtain a copy of the License at
|
||||
#
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||||
# http://www.apache.org/licenses/LICENSE-2.0
|
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#
|
||||
# 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.
|
||||
#
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require 'treetop'
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require 'chef/solr_query/lucene_nodes'
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class Chef
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class Exceptions
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class QueryParseError < StandardError
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end
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end
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end
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class Chef
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class SolrQuery
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class QueryTransform
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@@base_path = File.expand_path(File.dirname(__FILE__))
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Treetop.load(File.join(@@base_path, 'lucene.treetop'))
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@@parser = LuceneParser.new
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def self.parse(data)
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tree = @@parser.parse(data)
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msg = "Parse error at offset: #{@@parser.index}\n"
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msg += "Reason: #{@@parser.failure_reason}"
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raise Chef::Exceptions::QueryParseError, msg if tree.nil?
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self.clean_tree(tree)
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tree.to_array
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end
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def self.transform(data)
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return "*:*" if data == "*:*"
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tree = @@parser.parse(data)
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msg = "Parse error at offset: #{@@parser.index}\n"
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msg += "Reason: #{@@parser.failure_reason}"
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raise Chef::Exceptions::QueryParseError, msg if tree.nil?
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self.clean_tree(tree)
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tree.transform
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end
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private
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def self.clean_tree(root_node)
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return if root_node.elements.nil?
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root_node.elements.delete_if do |node|
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node.class.name == "Treetop::Runtime::SyntaxNode"
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end
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root_node.elements.each { |node| self.clean_tree(node) }
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end
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end
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end
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||||
end
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