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Contents
module Sunspot
module Query
#
# Solr query abstraction
#
class AbstractFulltext
attr_reader :fulltext_fields
#
# Assign a new boost query and return it.
#
def create_boost_query(factor)
@boost_queries << boost_query = BoostQuery.new(factor)
boost_query
end
#
# Add a boost function
#
def add_additive_boost_function(function_query)
@additive_boost_functions << function_query
end
#
# Add a multiplicative boost function
#
def add_multiplicative_boost_function(function_query)
@multiplicative_boost_functions << function_query
end
#
# Add a fulltext field to be searched, with optional boost.
#
def add_fulltext_field(field, boost = nil)
@fulltext_fields[field.indexed_name] = TextFieldBoost.new(field, boost)
end
#
# Add a phrase field for extra boost.
#
def add_phrase_field(field, boost = nil)
@phrase_fields ||= []
@phrase_fields << TextFieldBoost.new(field, boost)
end
#
# Set highlighting options for the query. If fields is empty, the
# Highlighting object won't pass field names at all, which means
# the dismax's :qf parameter will be used by Solr.
#
def add_highlight(fields=[], options={})
@highlights << Highlighting.new(fields, options)
end
#
# Determine if a given field is being searched. Used by DSL to avoid
# overwriting boost parameters when injecting defaults.
#
def has_fulltext_field?(field)
@fulltext_fields.has_key?(field.indexed_name)
end
private
def escape_param(key, value)
"#{key}='#{escape_quotes(Array(value).join(" "))}'"
end
def escape_quotes(value)
return value unless value.is_a? String
value.gsub(/(['"])/, '\\\\\1')
end
end
end
end
Version data entries
12 entries across 12 versions & 2 rubygems