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Contents
# a module to help the creation of solr queries.
module RSolr::Ext::Request::Queryable
# Wraps a string around double quotes
def quote(value)
%("#{value}")
end
# builds a solr range query from a Range object
def build_range(r)
"[#{r.min} TO #{r.max}]"
end
# builds a solr query fragment
# if "quote_string" is true, the values will be quoted.
# if "value" is a string/symbol, the #to_s method is called
# if the "value" is an array, each item in the array is
# send to build_query (recursive)
# if the "value" is a Hash, a fielded query is built
# where the keys are used as the field names and
# the values are either processed as a Range or
# passed back into build_query (recursive)
def build_query(value, quote_string=false)
case value
when String,Symbol
quote_string ? quote(value.to_s) : value.to_s
when Array
value.collect do |v|
build_query(v, quote_string)
end.flatten
when Hash
return value.collect do |(k,v)|
if v.is_a?(Range)
"#{k}:#{build_range(v)}"
# If the value is an array, we want the same param, multiple times (not a query join)
elsif v.is_a?(Array)
v.collect do |vv|
"#{k}:#{build_query(vv, quote_string)}"
end
else
"#{k}:#{build_query(v, quote_string)}"
end
end.flatten
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems