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Set multiple fields/variables/params using filters (#6130)

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* Add action-setmultiplefields and setmultiplevariables, and extend action-sendmessage

* Add getfield operator

* Remove getfield operator

See discussion at https://github.com/Jermolene/TiddlyWiki5/pull/6130#issuecomment-949911439

* Add docs

* Adjust whitespace

* Add support for assigning multiple indexes to action-setmultiplefields
This commit is contained in:
Jeremy Ruston
2021-10-27 11:20:11 +01:00
committed by GitHub
parent 5f57bf81cd
commit d5f72cb282
6 changed files with 252 additions and 9 deletions
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editions/tw5.com/tiddlers/widgets/ActionSetMultipleFieldsWidget.tid Normal file
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caption: action-setmultiplefields
created: 20211023160110220
modified: 20211023160110220
tags: Widgets ActionWidgets
title: ActionSetMultipleFieldsWidget
type: text/vnd.tiddlywiki
! Introduction
The ''action-setmultiplefields'' widget is an [[action widget|ActionWidgets]] that assigns multiple fields to a tiddler where the names and values of the fields are specified as separate filters. ActionWidgets are used within triggering widgets such as the ButtonWidget.
! Content and Attributes
The ''action-setmultiplefields'' widget is invisible. Any content within it is ignored.
|!Attribute |!Description |
|$tiddler |Optional title of the tiddler to modify (defaults to the current tiddler) |
|$fields |Optional filter evaluating to the names of a list of fields to assign. Either `$fields` or `$indexes` must be specified |
|$indexes |Optional filter evaluating to the names of a list of indexes to assign. Either `$fields` or `$indexes` must be specified |
|$values |Filter evaluating to the values to be assigned to the fields or indexes |
|$timestamp |Specifies whether the timestamp(s) of the target tiddler will be updated (''modified'' and ''modifier'', plus ''created'' and ''creator'' for newly created tiddlers). Can be "yes" (the default) or "no" |
! Examples
Here is an example of button that uses the data in [[Days of the Week]] to assign fields `day-Monday`, `day-Tuesday` etc. to the tiddler "HelloThere":
<$macrocall $name='wikitext-example-without-html'
src='<$button>
<$action-setmultiplefields $tiddler="HelloThere" $fields="[list[Days of the Week]addprefix[day-]]" $values="[list[Days of the Week]]">>/>
Click me!
</$button>'/>