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mirror of https://github.com/Jermolene/TiddlyWiki5 synced 2024-11-30 13:29:56 +00:00
TiddlyWiki5/core/modules/widgets/action-setmultiplefields.js
Jeremy Ruston d5f72cb282
Set multiple fields/variables/params using filters (#6130)
* 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
2021-10-27 11:20:11 +01:00

86 lines
2.8 KiB
JavaScript

/*\
title: $:/core/modules/widgets/action-setmultiplefields.js
type: application/javascript
module-type: widget
Action widget to set multiple fields or indexes on a tiddler
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
var Widget = require("$:/core/modules/widgets/widget.js").widget;
var SetMultipleFieldsWidget = function(parseTreeNode,options) {
this.initialise(parseTreeNode,options);
};
/*
Inherit from the base widget class
*/
SetMultipleFieldsWidget.prototype = new Widget();
/*
Render this widget into the DOM
*/
SetMultipleFieldsWidget.prototype.render = function(parent,nextSibling) {
this.computeAttributes();
this.execute();
};
/*
Compute the internal state of the widget
*/
SetMultipleFieldsWidget.prototype.execute = function() {
this.actionTiddler = this.getAttribute("$tiddler",this.getVariable("currentTiddler"));
this.actionFields = this.getAttribute("$fields");
this.actionIndexes = this.getAttribute("$indexes");
this.actionValues = this.getAttribute("$values");
this.actionTimestamp = this.getAttribute("$timestamp","yes") === "yes";
};
/*
Refresh the widget by ensuring our attributes are up to date
*/
SetMultipleFieldsWidget.prototype.refresh = function(changedTiddlers) {
var changedAttributes = this.computeAttributes();
if(changedAttributes["$tiddler"] || changedAttributes["$fields"] || changedAttributes["$indexes"] || changedAttributes["$values"] || changedAttributes["$timestamp"]) {
this.refreshSelf();
return true;
}
return this.refreshChildren(changedTiddlers);
};
/*
Invoke the action associated with this widget
*/
SetMultipleFieldsWidget.prototype.invokeAction = function(triggeringWidget,event) {
var tiddler = this.wiki.getTiddler(this.actionTiddler),
names, values = this.wiki.filterTiddlers(this.actionValues,this);
if(this.actionFields) {
var additions = {};
names = this.wiki.filterTiddlers(this.actionFields,this);
$tw.utils.each(names,function(fieldname,index) {
additions[fieldname] = values[index] || "";
});
var creationFields = this.actionTimestamp ? this.wiki.getCreationFields() : undefined,
modificationFields = this.actionTimestamp ? this.wiki.getModificationFields() : undefined;
this.wiki.addTiddler(new $tw.Tiddler(creationFields,tiddler,{title: this.actionTiddler},modificationFields,additions));
} else if(this.actionIndexes) {
var data = this.wiki.getTiddlerData(this.actionTiddler,Object.create(null));
names = this.wiki.filterTiddlers(this.actionIndexes,this);
$tw.utils.each(names,function(name,index) {
data[name] = values[index] || "";
});
this.wiki.setTiddlerData(this.actionTiddler,data,{},{suppressTimestamp: !this.actionTimestamp});
}
return true; // Action was invoked
};
exports["action-setmultiplefields"] = SetMultipleFieldsWidget;
})();