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Import Mastodon v4.7.3
Snapshot of upstream tag v4.7.3 (commit 8ff11c2bb7b9f0714e947b10fa3629c6542c7121) from
https://github.com/mastodon/mastodon, unmodified.
2026-10-05 22:03:13 -07:00

40 lines
1.4 KiB
Ruby

# frozen_string_literal: true
module Account::Header
extend ActiveSupport::Concern
MAX_DESCRIPTION_LENGTH = 150
HEADER_IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif', 'image/webp'].freeze
HEADER_LIMIT = 8.megabytes
HEADER_DIMENSIONS = [1500, 500].freeze
HEADER_MAX_PIXELS = HEADER_DIMENSIONS.first * HEADER_DIMENSIONS.last
class_methods do
def header_styles(file)
styles = { original: { pixels: HEADER_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: '+profile "!icc,*" +set date:modify +set date:create +set date:timestamp' }, processors: [:lazy_thumbnail]
validates_attachment_content_type :header, content_type: HEADER_IMAGE_MIME_TYPES
validates_attachment_size :header, less_than: HEADER_LIMIT
remotable_attachment :header, HEADER_LIMIT, suppress_errors: false
validates :header_description, length: { maximum: MAX_DESCRIPTION_LENGTH }, if: -> { local? && will_save_change_to_header_description? }
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