v3.4.1

NEWS

+New in 3.4.1:
+
+* Improvement: Various documentation fixes and improvements
+* Bug Fix: Clearing an attachment with `perserve_files` on should still clear the attachment
+* Bug Fix: Instances are #changed? when a new file is assigned
+* Bug Fix: Correctly deal with S3 styles when using a lambda
+* Improvement: Accept and pass :credential_provider option to AWS-SDK
+* Bug Fix: Sanitize original_filename more correctly in IO Adapters
+* Improvement: s3_host_name can be a lambda
+* Improvement: Cache some interpolations for speed
+* Improvement: Update to latest cocaine
+* Improvement: Update copyrights, various typos
+
+New in 3.4.0:
+
+* Bug Fix: Allow UploadedFileAdapter to force the use of `file`
+* Bug Fix: Close the file handle when dealing with URIs
+* Bug Fix: Ensure files are closed for writing when we're done.
+* Bug Fix: Fixed 'type' being nil on Windows 7 error.
+* Bug Fix: Fixed nil access when no s3 headers are defined
+* Bug Fix: Fixes auto_orientation
+* Bug Fix: Prevent a missing method error when switching from aws_sdk to fog
+* Bug Fix: Properly fail to process invalid attachments
+* Bug Fix: Server-side encryption is specified correctly
+* Bug Fix: fog_public returned to true by default
+* Bug Fix: Check attachment paths for duplicates, not URLs
+* Feature: Add Attachment#blank?
+* Feature: Add support for blacklisting certain content_types
+* Feature: Add support for style-specific s3 headers and meta data
+* Feature: Allow only_process to be a lambda
+* Feature: Allow setting of escape url as a default option
+* Feature: Create :override_file_permissions option for filesystem attachments
+* Improvement: Add Attachment#as_json
+* Improvement: Evaluate lambdas for fog_file properties
+* Improvement: Extract geometry parsing into factories
+* Improvement: Fixed various typos
+* Improvement: Refactored some tests
+* Improvement: Reuse S3 connections
+
 New In 3.3.1:
 
-* Bug fix: Moved Filesystem's copy_to_local_file to the right place.
+* Bug Fix: Moved Filesystem's copy_to_local_file to the right place.
 
 New in 3.3.0:
 
@@ -8,41 +47,41 @@ New in 3.3.0:
 
 New in 3.2.0:
 
-* Bug fix: Use the new correct Amazon S3 encryption header.
-* Bug fix: The rake task respects the updated_at column.
-* Bug fix: Strip newline from content type.
+* Bug Fix: Use the new correct Amazon S3 encryption header.
+* Bug Fix: The rake task respects the updated_at column.
+* Bug Fix: Strip newline from content type.
 * Feature: Fog file visibility can be specified per style.
 * Feature: Automatically rotate images.
 * Feature: Reduce class-oriented programming of the attachment definitions.
 
 New in 3.1.4:
 
-* Bug fix: Allow user to be able to set path without `:style` attribute and not raising an error.
+* Bug Fix: Allow user to be able to set path without `:style` attribute and not raising an error.
   This is a regression introduced in 3.1.3, and that feature will be postponed to another minor
   release instead.
 * Feature: Allow for URI Adapter as an optional paperclip io adapter.
 
 New in 3.1.3:
 
-* Bug fix: Copy empty attachment between instances is now working.
-* Bug fix: Correctly rescue Fog error.
-* Bug fix: Using default path and url options in Fog storage now work as expected.
-* Bug fix: `Attachment#s3_protocol` now returns a protocol without colon suffix.
+* Bug Fix: Copy empty attachment between instances is now working.
+* Bug Fix: Correctly rescue Fog error.
+* Bug Fix: Using default path and url options in Fog storage now work as expected.
+* Bug Fix: `Attachment#s3_protocol` now returns a protocol without colon suffix.
 * Feature: Paperclip will now raise an error if multiple styles are defined but no `:style`
   interpolation exists in `:path`.
 * Feature: Add support for `#{attachment}_created_at` field
-* Bug fix: Paperclip now gracefully handles msising file command.
-* Bug fix: `StringIOAdapter` now accepts content type.
+* Bug Fix: Paperclip now gracefully handles msising file command.
+* Bug Fix: `StringIOAdapter` now accepts content type.
 
 New in 3.1.2:
 
-* Bug fix: #remove_attachment on 3.1.0 and 3.1.1 mistakenly trying to remove the column that has
+* Bug Fix: #remove_attachment on 3.1.0 and 3.1.1 mistakenly trying to remove the column that has
   the same name as data type (such as :string, :datetime, :interger.) You're advised to update to
   Paperclip 3.1.2 as soon as possible.
 
 New in 3.1.1:
 
-* Bug fix: Paperclip will only load Paperclip::Schema only when Active Record is available.
+* Bug Fix: Paperclip will only load Paperclip::Schema only when Active Record is available.
 
 New in 3.1.0:
 
@@ -64,24 +103,24 @@ New in 3.1.0:
 * Feature: Migration now support Rails 3.2+ `change` method.
 * API CHANGE: Old `t.has_attached_file` and `drop_attached_file` are now deprecated. You're advised
   to update your migration file before the next MAJOR version.
-* Bug fix: Tempfile now rewinded before generating fingerprint
+* Bug Fix: Tempfile now rewinded before generating fingerprint
 * API CHANGE: Tempfiles are now unlinked after `after_flush_writes`
 
   If you need to interact with the generated tempfiles, please define an `after_flush_writes` method
   in your model. You'll be able to access files via `@queue_for_write` instance variable.
 
-* Bug fix: `:s3_protocol` can now be defined as either String or Symbol
-* Bug fix: Tempfiles are now rewinded before get passed into `after_flush_writes`
+* Bug Fix: `:s3_protocol` can now be defined as either String or Symbol
+* Bug Fix: Tempfiles are now rewinded before get passed into `after_flush_writes`
 * Feature: Added expiring_url method to Fog Storage
 * API CHANGE: Paperclip now tested against AWS::SDK 1.5.2 onward
-* Bug fix: Improved the output of the content_type validator so the actual failure is displayed
+* Bug Fix: Improved the output of the content_type validator so the actual failure is displayed
 * Feature: Animated formats now identified using ImageMagick.
 * Feature: AttachmentAdapter now support fetching attachment with specific style.
 * Feature: Paperclip default options can now be configured in Rails.configuration.
 * Feature: add Geometry#resize_to to calculate dimensions of new source.
-* Bug fix: Fixed a bug whereby a file type with multiple mime types but no official type would cause
+* Bug Fix: Fixed a bug whereby a file type with multiple mime types but no official type would cause
   the best_content_type to throw an error on trying nil.content_type.
-* Bug fix: Fix problem when the gem cannot be installed on the system that has Asepsis installed.
+* Bug Fix: Fix problem when the gem cannot be installed on the system that has Asepsis installed.
 
 New in 3.0.4:
 
@@ -89,14 +128,14 @@ New in 3.0.4:
 
 New in 3.0.3:
 
-* Bug fix: ThumbnailProcessor now correctly detects and preserve animated GIF.
-* Bug fix: File extension is now preserved in generated Tempfile from adapter.
-* Bug fix: Uploading file with unicode file name now won't raise an error when
+* Bug Fix: ThumbnailProcessor now correctly detects and preserve animated GIF.
+* Bug Fix: File extension is now preserved in generated Tempfile from adapter.
+* Bug Fix: Uploading file with unicode file name now won't raise an error when
   logging in the AWS is turned on.
-* Bug fix: Task "paperclip:refresh:missing_styles" now work correctly.
-* Bug fix: Handle the case when :restricted_characters is nil.
-* Bug fix: Don't delete all the existing styles if we reprocess.
-* Bug fix: Content type is now ensured to not having a new line character.
+* Bug Fix: Task "paperclip:refresh:missing_styles" now work correctly.
+* Bug Fix: Handle the case when :restricted_characters is nil.
+* Bug Fix: Don't delete all the existing styles if we reprocess.
+* Bug Fix: Content type is now ensured to not having a new line character.
 * API CHANGE: Non-Rails usage should include Paperclip::Glue directly.
 
   `Paperclip::Railtie` was intended to be used with Ruby on Rails only. If you're
@@ -105,24 +144,24 @@ New in 3.0.3:
 
       ActiveRecord::Base.send :include, Paperclip::Glue
 
-* Bug fix: AttachmentContentTypeValidator now allow you to specify :allow_blank/:allow_nil
-* Bug fix: Make sure content type always a String.
-* Bug fix: Fix attachment.reprocess! when using storage providers fog and s3.
-* Bug fix: Fix a problem with incorrect content_type detected with 'file' command for an empty file on Mac.
+* Bug Fix: AttachmentContentTypeValidator now allow you to specify :allow_blank/:allow_nil
+* Bug Fix: Make sure content type always a String.
+* Bug Fix: Fix attachment.reprocess! when using storage providers fog and s3.
+* Bug Fix: Fix a problem with incorrect content_type detected with 'file' command for an empty file on Mac.
 
 New in 3.0.2:
 
 * API CHANGE: Generated migration class name is now plural (AddAttachmentToUsers instead of AddAttachmentToUser)
 * API CHANGE: Remove Rails plugin initialization code.
 * API CHANGE: Explicitly require Ruby 1.9.2 in the Gemfile.
-* Bug fix: Fixes AWS::S3::Errors::RequestTimeout on Model#save.
-* Bug fix: Fix a problem when there's no logger specified.
-* Bug fix: Fix a problem when attaching Rack::Test::UploadedFile instance.
+* Bug Fix: Fixes AWS::S3::Errors::RequestTimeout on Model#save.
+* Bug Fix: Fix a problem when there's no logger specified.
+* Bug Fix: Fix a problem when attaching Rack::Test::UploadedFile instance.
 
 New in 3.0.1:
 
 * Feature: Introduce Paperlip IO adapter.
-* Bug fix: Regression in AttachmentContentTypeValidator has been fixed.
+* Bug Fix: Regression in AttachmentContentTypeValidator has been fixed.
 * API CHANGE: #to_file has been removed. Use the #copy_to_local_file method instead.
 
 New in 3.0.0:
@@ -139,29 +178,29 @@ New in 3.0.0:
         :url => "/system/:attachment/:id/:style/:filename"
 
 * Feature: Adding Rails 3 style validators, and adding `validates_attachment` method as a shorthand.
-* Bug fix: Paperclip's rake tasks now loading records in batch.
-* Bug fix: Attachment style name with leading number now not raising an error.
-* Bug fix: File given to S3 and Fog storage will now be rewinded after flush_write.
+* Bug Fix: Paperclip's rake tasks now loading records in batch.
+* Bug Fix: Attachment style name with leading number now not raising an error.
+* Bug Fix: File given to S3 and Fog storage will now be rewinded after flush_write.
 * Feature: You can now pass addional parameter to S3 expiring URL, such as :content_type.
 
 New in 2.7.0:
 
-* Bug fix: Checking the existence of a file on S3 handles all AWS errors.
-* Bug fix: Clear the fingerprint when removing an attachment.
-* Bug fix: Attachment size validation message reads more nicely now.
+* Bug Fix: Checking the existence of a file on S3 handles all AWS errors.
+* Bug Fix: Clear the fingerprint when removing an attachment.
+* Bug Fix: Attachment size validation message reads more nicely now.
 * Feature: Style names can be either symbols or strings.
 * Compatibility: Support for ActiveSupport < 2.3.12.
 * Compatibility: Support for Rails 3.2.
 
 New in 2.6.0:
 
-* Bug fix: Files are re-wound after reading.
+* Bug Fix: Files are re-wound after reading.
 * Feature: Remove Rails dependency from specs that need Paperclip.
 * Feature: Validation matchers support conditionals.
 
 New in 2.5.2:
 
-* Bug fix: Can be installed on Windows.
+* Bug Fix: Can be installed on Windows.
 * Feature: The Fog bucket name, authentication, and host can be determined at runtime via Proc.
 * Feature: Special characters are replaced with underscores in #url and #path.
 
@@ -174,23 +213,23 @@ New in 2.5.1:
 New in 2.5.0:
 
 * Performance: Only connect to S3 when absolutely needed.
-* Bug fix: STI with cached classes respect new options.
-* Bug fix: conditional validations broke, and now work again.
+* Bug Fix: STI with cached classes respect new options.
+* Bug Fix: conditional validations broke, and now work again.
 * Feature: URL generation is now parameterized and can be changed with plugins or custom code.
 * Feature: :convert_options and :source_file_options to control the ImageMagick processing.
 * Performance: String geometry specifications now parse more quickly.
-* Bug fix: Handle files with question marks in the filename.
-* Bug fix: Don't raise an error when generating an expiring URL on an unassigned attachment.
-* Bug fix: The rake task runs over all instances of an ActiveRecord model, ignoring default scopes.
+* Bug Fix: Handle files with question marks in the filename.
+* Bug Fix: Don't raise an error when generating an expiring URL on an unassigned attachment.
+* Bug Fix: The rake task runs over all instances of an ActiveRecord model, ignoring default scopes.
 * Feature: DB migration has_attached_file and drop_attached_file methods.
-* Bug fix: Switch from AWS::S3 to AWS::SDK for the S3 backend.
-* Bug fix: URL generator uses '?' in the URL unless it already appears and there is no prior '='.
-* Bug fix: Always convert the content type to a string before stripping blanks.
+* Bug Fix: Switch from AWS::S3 to AWS::SDK for the S3 backend.
+* Bug Fix: URL generator uses '?' in the URL unless it already appears and there is no prior '='.
+* Bug Fix: Always convert the content type to a string before stripping blanks.
 * Feature: The :keep_old_files option preserves the files in storage even when the attachment is cleared or changed.
 * Performance: Optimize Fog's public_url access by avoiding it when possible.
-* Bug fix: Avoid a runtime error when generating the ID partition for an unsaved attachment.
+* Bug Fix: Avoid a runtime error when generating the ID partition for an unsaved attachment.
 * Performance: Do not calculate the fingerprint if it is never persisted.
-* Bug fix: Process the :original style before all others, in case of a dependency.
+* Bug Fix: Process the :original style before all others, in case of a dependency.
 * Feature: S3 headers can be set at runtime by passing a proc object as the value.
-* Bug fix: Generating missing attachment styles for a model which has had its attachment changed should not raise.
-* Bug fix: Do not collide with the built-in Ruby hashing method.
+* Bug Fix: Generating missing attachment styles for a model which has had its attachment changed should not raise.
+* Bug Fix: Do not collide with the built-in Ruby hashing method.

lib/paperclip/version.rb

 module Paperclip
-  VERSION = "3.4.0" unless defined? Paperclip::VERSION
+  VERSION = "3.4.1" unless defined? Paperclip::VERSION
 end