Gutenberg - Version 2.3.0

Version Description

• Continue editing flow iterations by adding a line between blocks to insert new content it also works within nested groups.
• Add support for nested templates.
• Allow duplicating a block through a menu button.
• Automatically set a matching block as the default when a post format is set and the post is empty. This continues the path of matching blocks with post formats.
• Add CodeMirror (core library) to the HTML block for syntax highlighting.
• Simplify design presentation of editor header area for better consistency. (Add label for "Preview" action.)
• Introduce new API for allowing plugins to register sidebars. It allows plugins to further extend Gutenberg natively with non-content functionality. Note: the public facing functions are marked as experimental as they are being iterated in the context of the major extensibility work going on outside of blocks.
• Improve the "invalid block" dialog by reducing the options and adding a new convert to blocks feature as we have solidified the transformations.
• Allow adding images to a gallery without going through the media library.
• Show the block appender even if the last block is non empty paragraph.
• Show the side inserter on empty paragraphs within nested blocks.
• Add a script that creates a PHP file based on a POT to make the plugin translatable.
• Refactor float alignment to avoid margin calculations and simplify rendering.
• Support registering and invoking actions in the data module.
• Add hook to validate useOnce blocks.
• Add viewport module. (Showing explorations with data module.)
• Provide a fix for apiRequest in sites configured to use plain permalinks. (Reported several times!)
• Remove specific grammar support for more tag as we consolidate the syntax and reduce weight.
• Move filter for registering block types before validation happens.
• Allow removing the selected image in a gallery block using backspace/delete keys.
• Make saved blocks preview available to keyboard users.
• Refactor reducer enhancers as higher-order reducer creators.
• Refactor query HOC usage with withSelect.
• Refactor API calls in Gutenberg to always use wp.apiRequest.
• Register core blocks on init hook.
• Removed DefaultBlockAppender when a template Lock exits.
• Reduce and simplify float code.
• Refactor and cleanup for the Ellipsis and More Menu components.
• Add focus styles for Windows High Contrast mode.
• Move meta boxes out of the generic editor module.
• Make the "more" tag visible in the Classic block.
• Expose ImagePlaceholder component in wp.blocks.
• Rename TermTreeSelect to TreeSelect and move it to components.
• Reuse isHorizontalEdge for RichText component and remove duplication.
• Improve CSS for gallery caption and avoid UI shifts.
• Use TreeSelect in HierarchicalTermSelector.
• Flatten components modes directory organization.
• Mutate editor store reference in middlewares application.
• Consider term names as case insensitive.
• Resolve an issue where removing a block which had contained inner blocks would not clear those inner blocks from state.
• Make sure block usage is incremented (for calculating frequency and recency) when adding blocks with the side inserter.
• Hide non editor specific notices, pending further improvements.
• Update shortcode block icon.
• Disable post format input if the theme does not support post formats.
• Remove margin from initial insertion point and fix misalignment.
• Polish header for mobile and accommodate other more languages.
• Show taxonomies in the document inspector separately, uncoupling Categories & Tags.
• Improve handling of block toolbar on mobile.
• Fix issue with gallery images not cropping within link wrappers.
• Fix bug in paragraph blocks affecting input behaviour when block is positioned on left or right.
• Fix minor inconsistency with block margins and the default appender.
• Fix description typo in freeform block.
• Fix issue with focus transfering between citation and content.
• Fix issue with floated block toolbar on adjacent floats.
• Fix duplicate upload of media on drag.
• Fix issue that prevented adding new rows or columns in Table block.
• Fix issues with z-index and the sidebar.
• Fix accessibility issues with mover icons.
• Fix issue with default block replace resulting in incorrect order.
• Fix sidebar tab padding.
• Fix certain conflicts with markdown plugins.
• Fix IconButton indent regression.
• Fix issue with self embedding WP posts and the processing of the embed markup.
• Fix extraction of _nx translation function.
• Fix wp.data.query backwards compatibility with props.
• Fix problem with delete key in empty contentEditables.
• Resolve an issue with the data module's unsubscribe behavior which can result in a listener callback being invoked even after its been unsubscribed.
• Remove the api-request JavaScript shim which had existed while WordPress 4.9 was in pre-release.
• Remove explicit handling of "bottom reached" within writing flow as redundant.
• Remove invalid reference to WeakMap polyfill.
• Remove unused wpautop fixture files.
• Remove non-functional custom taxonomies meta boxes.
• Remove is- prefix from embed alignment class.
• Switch get_locale() to get_user_locale().
• Remove unnecessary $current_screen code.
• Reduce duplication in 'No saved blocks' and 'No blocks found' component messages.
• Include string extraction in production build.
• Add deprecation helper functions for consistent messaging.
• Improve string cast render test.
• Add Gutenberg svg to docs.
• Add documentation describing block transforms.
• Add documentation for nested template definitions.
• Add documentation for registering sidebar APIs. Move them to extensibility docs.
• Update WordPress packages to the latest versions.