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mattbeedle/gist:452632

Created June 25, 2010 09:14
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  1. mattbeedle created this gist Jun 25, 2010.
    50 changes: 50 additions & 0 deletions gistfile1.builder
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,50 @@
    module Pickle
    class Config
    def predicates
    @predicates ||= Pickle::Adapter.model_classes.map do |k|
    k.public_instance_methods.select{|m| m =~ /\?$/} + k.fields.map(&:first)
    end.flatten.uniq
    end
    end

    class Adapter
    def self.model_classes
    @@model_classes ||=
    Dir[Rails.root.to_s + '/app/models/**/*.rb'].map do |model_path|
    model_name = File.basename(model_path).gsub(/\.rb$/, '')
    klass = model_name.classify.constantize
    end.reject { |klass| !klass.respond_to?('collection') }
    end
    end

    module Session
    def find_model(a_model_name, fields = nil)
    factory, name = *parse_model(a_model_name)
    raise ArgumentError, "Can't find a model with an ordinal (e.g. 1st user)" if name.is_a?(Integer)
    model_class = pickle_config.factories[factory].klass
    fields = fields.is_a?(Hash) ? parse_hash(fields) : parse_fields(fields)
    if record = model_class.first(:conditions => convert_models_to_attributes(model_class, fields))
    store_model(factory, name, record)
    end
    end

    def find_models( factory, fields = nil )
    models_by_index(factory).clear
    model_class = pickle_config.factories[factory].klass
    records = model_class.all(:conditions => convert_models_to_attributes(model_class, parse_fields(fields)))
    records.each { |record| store_model(factory, nil, record) }
    end

    def create_model(pickle_ref, fields = nil)
    factory, label = *parse_model(pickle_ref)
    raise ArgumentError, "Can't create with an ordinal (e.g. 1st user)" if label.is_a?(Integer)
    fields = fields.is_a?(Hash) ? parse_hash(fields) : parse_fields(fields)
    if pickle_config.factories.keys.include?("#{label}_#{factory}")
    record = pickle_config.factories["#{label}_#{factory}"].create(fields)
    else
    record = pickle_config.factories[factory].create(fields)
    end
    store_model(factory, label, record)
    end
    end
    end