Class: ActiveStorageValidations::AspectRatioValidator

Inherits:
ActiveModel::EachValidator
  • Object
show all
Includes:
Errorable, OptionProcUnfolding, Symbolizable
Defined in:
lib/active_storage_validations/aspect_ratio_validator.rb

Overview

:nodoc

Constant Summary collapse

AVAILABLE_CHECKS = 
%i[with].freeze
NAMED_ASPECT_RATIOS = 
%i[square portrait landscape].freeze
ASPECT_RATIO_REGEX = 
/is_([1-9]\d*)_([1-9]\d*)/.freeze
ERROR_TYPES = 
%i[
  image_metadata_missing
  aspect_ratio_not_square
  aspect_ratio_not_portrait
  aspect_ratio_not_landscape
  aspect_ratio_is_not
  aspect_ratio_unknown
].freeze
PRECISION = 
3.freeze

Instance Method Summary collapse

Methods included from Errorable

#add_error, #initialize_error_options

Methods included from OptionProcUnfolding

#unfold_procs

Instance Method Details

#check_validity! ⇒ Object 



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# File 'lib/active_storage_validations/aspect_ratio_validator.rb', line 26

def check_validity!
  ensure_at_least_one_validator_option
  ensure_aspect_ratio_validity
end

#validate_each(record, attribute, _value) ⇒ Object

Rails 5



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# File 'lib/active_storage_validations/aspect_ratio_validator.rb', line 48

def validate_each(record, attribute, _value)
  return true unless record.send(attribute).attached?

  changes = record.attachment_changes[attribute.to_s]
  return true if changes.blank?

  files = Array.wrap(changes.is_a?(ActiveStorage::Attached::Changes::CreateMany) ? changes.attachables : changes.attachable)

  files.each do |file|
    metadata = Metadata.new(file).metadata
    next if is_valid?(record, attribute, file, metadata)
    break
  end
end