Release 5.2.3

2nd August 2022 at 12:25pm

Congratulations to feedthegood for their winning design for the banner for this release (here is the competition thread and the voting thread).

Plugin Improvements

updated (and here) KaTeX Plugin to KaTeX v0.16
extended BrowserStorage Plugin to be able to delete existing tiddlers as well as modify or add tiddlers
extended (and here) Markdown Plugin to add the link and linkify editor toolbar buttons
- The linkify button just inserts [](). If any text is selected, it will be inside the square brackets: [text]()
- The link button opens a popup menu in which you can either paste a URL or search for an existing tiddler
extended Markdown Plugin to add the codeblock editor toolbar button
extended Markdown Plugin to add ctrl-M (Mac) or alt-M (other platforms) to create a new Markdown tiddler
extended Browser Sniff Plugin to expose $:/info/browser/is/mobile
fixed BrowserStorage Plugin crashing if local storage not available
improved (and here) Dynannotate Plugin selection tracker, making it easier to add a popup menu to text selections

improved ARIA support for the sidebar and story river
improved ARIA support for notifications so that screen readers will automatically read them
improved ARIA support for the edit template

updated ActionSetFieldWidget to avoid inadvertent changes to the current tiddler
updated "put" and "upload" savers (as used by TiddlyHost to display error responses from the server
updated (and extended) various palettes to work with color-scheme: dark
extended the monospaced blocks and block quotes editor buttons so that they can be undone by clicking the button again
updated field and tag editors to trim whitespace
improved formatting of stylesheet tiddlers to use syntax highlighting if the Highlight Plugin is installed

extended CheckboxWidget to support the indeterminate state
extended CheckboxWidget to support the listField and filter attributes
extended DraggableWidget to support an enabled attribute
extended DraggableWidget to pass additional context variables to the dragstartactions action string
improved refreshing of DraggableWidget
fixed brittle selector implementation for the DraggableWidget
updated the ImageWidget to support lazy loading of images

added new insertafter Operator to match the existing insertbefore Operator
fixed handling of {!!title} in a filter with no currentTiddler variable set
added new "flat" option to the Map Filter Run Prefix enabling multiple items to be returned from each invocation of the filter run

updated tiddler subtitle rendering to allow individual elements to be controlled via the SystemTag: $:/tags/ViewTemplate/Subtitle
added support for SystemTag: $:/tags/Macro/View/Body
extended colour Macro to allow for palette-specific fallback colours to be specified
improved whitespace and indentation of tabs Macro to improve readability
added color-scheme CSS property to the root of the Vanilla base theme
extended EventCatcherWidget to support tv-widgetnode-width and tv-widgetnode-height
extended list-links-draggable Macro to support an message to be displayed if the list is empty

fixed issue with drag and drop running on mobile Chrome browsers
fixed problem when switching fields in the editor causing their values to be cleared
fixed incorrect color-scheme metatag for iframe content with the framed editor
fixed crash when using the SaveCommand to attempt to save missing fields
fixed bug with formatting UTC date strings
fixed SaveCommand crash when attempting to save missing tiddlers
fixed fix broken style block behaviour
fixed incorrect display of image system tiddlers as text
fixed erroneous link rendering within captions in list-links Macro
fixed erroneous link rendering within captions in list-links-draggable Macro
fixed bug with JavaScript modules and lazy loading
fixed fixed tiddler title indentation discrepancy
fixed problem with numbered list editor button not undoing markers in Markdown tiddlers
fixed palette manager showing duplicate entries
fixed crash with missing palette tiddlers
fixed (and here) search inputs not to trigger Chrome's password autocomplete popup
fixed embedded SVG foreignObject namespace
fixed anchor links not working when address bar is updated with a permalink, and animation duration is set to zero
improved positioning of server page control dropdown
fixed "save changes" button in the menu bar not turning red when the wiki is dirty
fixed hardcoded spaces in Table-of-Contents Macros
fixed state handling in tabs Macro
fixed fixed formatting of IPv6 URLs by ListenCommand and ServerCommand
fixed crash when closing multiple plugin libraries

A number of core tiddlers have been refactored to use \whitespace trim for improved readability. The work was split into a number of PRs: #6257, #6265, #6269, #6270, #6272, #6275, #6276, #6587, #6600, #6604, #6611

@Jermolene would like to thank the contributors to this release who have generously given their time to help improve TiddlyWiki: