Class: Spider::Model::Storage::Db::Reflector

Inherits:
Object
  • Object
show all
Defined in:
lib/spiderfw/model/storage/db/reflector.rb

Instance Method Summary collapse

Instance Method Details

#column_to_element_name(column_name) ⇒ Object 



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# File 'lib/spiderfw/model/storage/db/reflector.rb', line 22

def column_to_element_name(column_name)
    name = Inflector.underscore(column_name)
end

#field_to_element(table_name, column_name, column_details, storage) ⇒ Object 



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# File 'lib/spiderfw/model/storage/db/reflector.rb', line 26

def field_to_element(table_name, column_name, column_details, storage)
    type, attributes = storage.reflect_column(table_name, column_name, column_details)
    attributes[:primary_key] = true if (column_details[:primary_key])
    attributes[:db_column_name] = column_name
    return column_to_element_name(column_name), type, attributes
end

#reflect_table(storage, table_name, target) ⇒ Object 



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# File 'lib/spiderfw/model/storage/db/reflector.rb', line 5

def reflect_table(storage, table_name, target)
    mod = Class.new(Spider::Model::BaseModel)
    model_name = table_to_model_name(table_name)
    target.const_set(model_name, mod)
    table = storage.describe_table(table_name)
    table[:columns].each do |column_name, column|
        name, type, attributes = field_to_element(table_name, column_name, column, storage)
        mod.element(name, type, attributes)
    end
    mod.attributes[:db_table]  = table_name
    return mod
end

#table_to_model_name(table_name) ⇒ Object 



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# File 'lib/spiderfw/model/storage/db/reflector.rb', line 18

def table_to_model_name(table_name)
    model_name = Spider::Inflector.camelize(table_name)
end