Actually do the auto_orientation

lib/paperclip/geometry_detector_factory.rb

@@ -6,8 +6,8 @@ module Paperclip
     end
 
     def make
-      GeometryParser.new(geometry_string.strip).make ||
-        raise(Errors::NotIdentifiedByImageMagickError.new)
+      geometry = GeometryParser.new(geometry_string.strip).make
+      geometry || raise(Errors::NotIdentifiedByImageMagickError.new)
     end
 
     private

lib/paperclip/helpers.rb

@@ -17,7 +17,7 @@ module Paperclip
     #   :expected_outcodes -> An array of integers that defines the expected exit codes
     #                         of the binary. Defaults to [0].
     #
-    #   :log_command -> Log the command being run when set to true (defaults to false).
+    #   :log_command -> Log the command being run when set to true (defaults to true).
     #                   This will only log if logging in general is set to true as well.
     #
     #   :swallow_stderr -> Set to true if you don't care what happens on STDERR.

lib/paperclip/thumbnail.rb

@@ -39,6 +39,9 @@ module Paperclip
       @format              = options[:format]
       @animated            = options[:animated].nil? ? true : options[:animated]
       @auto_orient         = options[:auto_orient].nil? ? true : options[:auto_orient]
+      if @auto_orient && @current_geometry.respond_to?(:auto_orient)
+        @current_geometry.auto_orient
+      end
 
       @source_file_options = @source_file_options.split(/\s+/) if @source_file_options.respond_to?(:split)
       @convert_options     = @convert_options.split(/\s+/)     if @convert_options.respond_to?(:split)

test/geometry_test.rb

@@ -139,6 +139,14 @@ class GeometryTest < Test::Unit::TestCase
       assert_equal 434, @geo.width
     end
 
+    should 'calculate an EXIF-rotated image dimensions from a path' do
+      file = fixture_file("rotated.jpg")
+      assert_nothing_raised{ @geo = Paperclip::Geometry.from_file(file) }
+      @geo.auto_orient
+      assert_equal 300, @geo.height
+      assert_equal 200, @geo.width
+    end
+
     should "not generate from a bad file" do
       file = "/home/This File Does Not Exist.omg"
       assert_raise(Paperclip::Errors::NotIdentifiedByImageMagickError){ @geo = Paperclip::Geometry.from_file(file) }

test/thumbnail_test.rb

@@ -128,6 +128,16 @@ class ThumbnailTest < Test::Unit::TestCase
       end
     end
 
+    should 'properly crop a EXIF-rotated image' do
+      file = File.new(fixture_file('rotated.jpg'))
+      thumb = Paperclip::Thumbnail.new(file, :geometry => "50x50#")
+
+      output_file = thumb.make
+
+      command = Cocaine::CommandLine.new("identify", "-format %wx%h :file")
+      assert_equal "50x50", command.run(:file => output_file.path).strip
+    end
+
     context "being thumbnailed with source file options set" do
       setup do
         @thumb = Paperclip::Thumbnail.new(@file,
@@ -306,62 +316,6 @@ class ThumbnailTest < Test::Unit::TestCase
     end
   end
 
-  context "An image with exif orientation" do
-    setup do
-      @file = File.new(fixture_file("rotated.jpg"), 'rb')
-    end
-
-    teardown { @file.close }
-
-    context "With :auto_orient => false" do
-      setup do
-        @thumb = Paperclip::Thumbnail.new(@file, :geometry => "100x50", :auto_orient => false)
-      end
-
-      should "send the right command to convert when sent #make" do
-        @thumb.expects(:convert).with do |*arg|
-          arg[0] == ':source -resize "100x50" :dest' &&
-              arg[1][:source] == "#{File.expand_path(@thumb.file.path)}[0]"
-        end
-        @thumb.make
-      end
-
-      should "create the thumbnail when sent #make" do
-        dst = @thumb.make
-        assert_match /75x50/, `identify "#{dst.path}"`
-      end
-
-      should "not touch the orientation information" do
-        dst = @thumb.make
-        assert_match /exif:Orientation=6/, `identify -format "%[EXIF:*]" "#{dst.path}"`
-      end
-    end
-
-    context "Without :auto_orient => false" do
-      setup do
-        @thumb = Paperclip::Thumbnail.new(@file, :geometry => "100x50")
-      end
-
-      should "send the right command to convert when sent #make" do
-        @thumb.expects(:convert).with do |*arg|
-          arg[0] == ':source -auto-orient -resize "100x50" :dest' &&
-              arg[1][:source] == "#{File.expand_path(@thumb.file.path)}[0]"
-        end
-        @thumb.make
-      end
-
-      should "create the thumbnail when sent #make" do
-        dst = @thumb.make
-        assert_match /33x50/, `identify "#{dst.path}"`
-      end
-
-      should "remove the orientation information" do
-        dst = @thumb.make
-        assert_match /exif:Orientation=1/, `identify -format "%[EXIF:*]" "#{dst.path}"`
-      end
-    end
-  end
-
   context "A multipage PDF" do
     setup do
       @file = File.new(fixture_file("twopage.pdf"), 'rb')