hometown/app/models/concerns/account_avatar.rb

33 lines
1016 B
Ruby

# frozen_string_literal: true
module AccountAvatar
extend ActiveSupport::Concern
IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze
class_methods do
def avatar_styles(file)
styles = { original: { geometry: '120x120#', file_geometry_parser: FastGeometryParser } }
styles[:static] = { geometry: '120x120#', format: 'png', convert_options: '-coalesce', file_geometry_parser: FastGeometryParser } if file.content_type == 'image/gif'
styles
end
private :avatar_styles
end
included do
# Avatar upload
has_attached_file :avatar, styles: ->(f) { avatar_styles(f) }, convert_options: { all: '-strip' }, processors: [:lazy_thumbnail]
validates_attachment_content_type :avatar, content_type: IMAGE_MIME_TYPES
validates_attachment_size :avatar, less_than: 2.megabytes
end
def avatar_original_url
avatar.url(:original)
end
def avatar_static_url
avatar_content_type == 'image/gif' ? avatar.url(:static) : avatar_original_url
end
end