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Versions: 33
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Stored size: 1.22 KB
Contents
class Card::Query
class Reference
DEFINITIONS = {
# syntax:
# wql query key => [ direction, {reference_type} ]
# direction = :out | :in
# reference_type = 'L' | 'I' | 'P'
refer_to: [:out, "L", "I"], referred_to_by: [:in, "L", "I"],
link_to: [:out, "L"], linked_to_by: [:in, "L"],
include: [:out, "I"], included_by: [:in, "I"]
}.freeze
FIELDMAP = {
out: [:referer_id, :referee_id],
in: [:referee_id, :referer_id]
}.freeze
attr_accessor :conditions, :cardquery, :infield, :outfield
def table_alias
@table_alias ||= "cr#{@parent.table_id force = true}"
end
def initialize key, val, parent
key = key
val = val
@parent = parent
@conditions = []
direction, *reftype = DEFINITIONS[key.to_sym]
@infield, @outfield = FIELDMAP[direction]
if reftype.present?
operator = (reftype.size == 1 ? "=" : "IN")
quoted_letters = reftype.map { |letter| "'#{letter}'" } * ", "
@conditions << "ref_type #{operator} (#{quoted_letters})"
end
if val == "_none"
@conditions << "present = 0"
else
@cardquery = val
end
self
end
end
end
Version data entries
33 entries across 33 versions & 1 rubygems