module ZendeskAppsSupport::Validations::Banner
Constants
- BANNER_HEIGHT
- BANNER_WIDTH
Public Class Methods
call(package)
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# File lib/zendesk_apps_support/validations/banner.rb, line 10 def call(package) File.open(package.path_to('assets/banner.png'), 'rb') do |fh| begin image = ImageSize.new(fh) unless image.format == :png return [ValidationError.new('banner.invalid_format')] end unless (image.width == BANNER_WIDTH && image.height == BANNER_HEIGHT) || (image.width == 2 * BANNER_WIDTH && image.height == 2 * BANNER_HEIGHT) return [ValidationError.new('banner.invalid_size', required_banner_width: BANNER_WIDTH, required_banner_height: BANNER_HEIGHT)] end rescue return [ValidationError.new('banner.invalid_format')] end end [] end