Sha256: e371f2a671d3d3f237b467530bc936f996afa813b59540002cd00c82a1812c58
Contents?: true
Size: 853 Bytes
Versions: 91
Compression:
Stored size: 853 Bytes
Contents
#
# Custom validator for file sizes
#
# @example
#
# -> validates :image, size: { less_than: 2.megabytes }
# -> validates :image, size: { less_than: 2.megabytes, message: 'is too large, please upload a file smaller than 2MB' }
#
class SizeValidator < ActiveModel::EachValidator
def validate_each(record, attribute, value)
return unless value.present? && value.attached?
options = instance_values["options"]
max_size = options.try(:[], :less_than) || 2.megabytes
message = options.try(:[], :message) || "is too large, please upload a file smaller than #{max_size / 1.megabyte}MB"
blobs = value.try(:blobs) || value.try(:blob) || raise('unable to find blobs')
Array(blobs).each do |blob|
if blob.byte_size > max_size
record.errors.add(attribute, message)
break
end
end
true
end
end
Version data entries
91 entries across 91 versions & 1 rubygems