module Sequel::Plugins::AutoValidations::ClassMethods

Attributes

auto_validate_explicit_not_null_columns[R]

The columns with automatic not_null validations for columns present in the values.

auto_validate_max_length_columns[R]

The columns or sets of columns with automatic max_length validations, as an array of pairs, with the first entry being the column name and second entry being the maximum length.

auto_validate_not_null_columns[R]

The columns with automatic not_null validations

auto_validate_options[R]

Inherited options

auto_validate_unique_columns[R]

The columns or sets of columns with automatic unique validations

Public Instance Methods

auto_validate_presence?() click to toggle source

Whether to use a presence validation for not null columns

    # File lib/sequel/plugins/auto_validations.rb
142 def auto_validate_presence?
143   @auto_validate_presence
144 end
auto_validate_types?() click to toggle source

Whether to automatically validate schema types for all columns

    # File lib/sequel/plugins/auto_validations.rb
147 def auto_validate_types?
148   @auto_validate_types
149 end
freeze() click to toggle source

Freeze auto_validation settings when freezing model class.

Calls superclass method
    # File lib/sequel/plugins/auto_validations.rb
152 def freeze
153   @auto_validate_not_null_columns.freeze
154   @auto_validate_explicit_not_null_columns.freeze
155   @auto_validate_max_length_columns.freeze
156   @auto_validate_unique_columns.freeze
157 
158   super
159 end
skip_auto_validations(type) click to toggle source

Skip automatic validations for the given validation type (:not_null, :types, :unique). If :all is given as the type, skip all auto validations.

    # File lib/sequel/plugins/auto_validations.rb
163 def skip_auto_validations(type)
164   case type
165   when :all
166     [:not_null, :types, :unique, :max_length].each{|v| skip_auto_validations(v)}
167   when :not_null
168     auto_validate_not_null_columns.clear
169     auto_validate_explicit_not_null_columns.clear
170   when :types
171     @auto_validate_types = false
172   else
173     public_send("auto_validate_#{type}_columns").clear
174   end
175 end

Private Instance Methods

setup_auto_validations() click to toggle source

Parse the database schema and indexes and record the columns to automatically validate.

    # File lib/sequel/plugins/auto_validations.rb
180 def setup_auto_validations
181   not_null_cols, explicit_not_null_cols = db_schema.select{|col, sch| sch[:allow_null] == false}.partition{|col, sch| sch[:default].nil?}.map{|cs| cs.map{|col, sch| col}}
182   @auto_validate_not_null_columns = not_null_cols - Array(primary_key)
183   explicit_not_null_cols += Array(primary_key)
184   @auto_validate_explicit_not_null_columns = explicit_not_null_cols.uniq
185   @auto_validate_max_length_columns = db_schema.select{|col, sch| sch[:type] == :string && sch[:max_length].is_a?(Integer)}.map{|col, sch| [col, sch[:max_length]]}
186   table = dataset.first_source_table
187   @auto_validate_unique_columns = if db.supports_index_parsing? && [Symbol, SQL::QualifiedIdentifier, SQL::Identifier, String].any?{|c| table.is_a?(c)}
188     db.indexes(table).select{|name, idx| idx[:unique] == true}.map{|name, idx| idx[:columns].length == 1 ? idx[:columns].first : idx[:columns]}
189   else
190     []
191   end
192 end