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whippy-edition/app/models/concerns/account_header.rb
2022-05-27 20:06:40 +02:00

36 lines
1.1 KiB
Ruby

# frozen_string_literal: true
module AccountHeader
extend ActiveSupport::Concern
IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif', 'image/webp'].freeze
LIMIT = 2.megabytes
MAX_PIXELS = 750_000 # 1500x500px
class_methods do
def header_styles(file)
styles = { original: { pixels: MAX_PIXELS, file_geometry_parser: FastGeometryParser } }
styles[:static] = { format: 'png', convert_options: '-coalesce', file_geometry_parser: FastGeometryParser } if file.content_type == 'image/gif'
styles
end
private :header_styles
end
included do
# Header upload
has_attached_file :header, styles: ->(f) { header_styles(f) }, convert_options: { all: '-strip' }, processors: [:lazy_thumbnail]
validates_attachment_content_type :header, content_type: IMAGE_MIME_TYPES
validates_attachment_size :header, less_than: LIMIT
remotable_attachment :header, LIMIT, suppress_errors: false
end
def header_original_url
header.url(:original)
end
def header_static_url
header_content_type == 'image/gif' ? header.url(:static) : header_original_url
end
end