mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-07-03 02:33:15 +00:00
47 lines
939 B
JavaScript
47 lines
939 B
JavaScript
/*\
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title: $:/core/modules/filters/has.js
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type: application/javascript
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module-type: filteroperator
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Filter operator for checking if a tiddler has the specified field
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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/*
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Export our filter function
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*/
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exports.has = function(source,operator,options) {
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var results = [];
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// Function to check an individual title
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function checkTiddler(title) {
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var tiddler = options.wiki.getTiddler(title);
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if(tiddler) {
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var match = $tw.utils.hop(tiddler.fields,operator.operand);
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if(operator.prefix === "!") {
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match = !match;
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}
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if(match) {
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results.push(title);
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}
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}
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}
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// Iterate through the source tiddlers
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if($tw.utils.isArray(source)) {
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$tw.utils.each(source,function(title) {
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checkTiddler(title);
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});
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} else {
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$tw.utils.each(source,function(element,title) {
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checkTiddler(title);
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});
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}
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return results;
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};
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})();
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