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Contents
module Paperclip class GeometryDetector def initialize(file) @file = file raise_if_blank_file end def make geometry = GeometryParser.new(geometry_string.strip).make geometry || raise(Errors::NotIdentifiedByImageMagickError.new) end private def geometry_string begin Paperclip.run( "identify", "-format '%wx%h,%[exif:orientation]' :file", { :file => "#{path}[0]" }, { :swallow_stderr => true } ) rescue Cocaine::ExitStatusError "" rescue Cocaine::CommandNotFoundError => e raise_because_imagemagick_missing end end def path @file.respond_to?(:path) ? @file.path : @file end def raise_if_blank_file if path.blank? raise Errors::NotIdentifiedByImageMagickError.new("Cannot find the geometry of a file with a blank name") end end def raise_because_imagemagick_missing raise Errors::CommandNotFoundError.new("Could not run the `identify` command. Please install ImageMagick.") end end end
Version data entries
5 entries across 5 versions & 1 rubygems