mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-12-24 00:50:28 +00:00
Add 'indexes' filter operator
Returns the indexes within a data tiddler. We’re about to use this to enumerate the colours within a palette.
This commit is contained in:
parent
2744671211
commit
5417b8c4d7
43
core/modules/filters/indexes.js
Normal file
43
core/modules/filters/indexes.js
Normal file
@ -0,0 +1,43 @@
|
||||
/*\
|
||||
title: $:/core/modules/filters/indexes.js
|
||||
type: application/javascript
|
||||
module-type: filteroperator
|
||||
|
||||
Filter operator for returning the indexes of a data tiddler
|
||||
|
||||
\*/
|
||||
(function(){
|
||||
|
||||
/*jslint node: true, browser: true */
|
||||
/*global $tw: false */
|
||||
"use strict";
|
||||
|
||||
/*
|
||||
Export our filter function
|
||||
*/
|
||||
exports.indexes = function(source,operator,options) {
|
||||
var self = this,
|
||||
results = [];
|
||||
// Function to check an individual title
|
||||
function checkTiddler(title) {
|
||||
// Return the fields on the specified tiddler
|
||||
var data = options.wiki.getTiddlerData(title,{});
|
||||
if(data) {
|
||||
$tw.utils.pushTop(results,Object.keys(data));
|
||||
}
|
||||
}
|
||||
// Iterate through the source tiddlers
|
||||
if($tw.utils.isArray(source)) {
|
||||
$tw.utils.each(source,function(title) {
|
||||
checkTiddler(title);
|
||||
});
|
||||
} else {
|
||||
$tw.utils.each(source,function(element,title) {
|
||||
checkTiddler(title);
|
||||
});
|
||||
}
|
||||
results.sort();
|
||||
return results;
|
||||
};
|
||||
|
||||
})();
|
@ -1,5 +1,5 @@
|
||||
created: 20130827080000000
|
||||
modified: 20140210141253282
|
||||
modified: 20140220091253282
|
||||
tags: concepts
|
||||
title: TiddlerFilters
|
||||
type: text/vnd.tiddlywiki
|
||||
@ -67,8 +67,8 @@ A filter string consists of one or more runs of filter operators that each look
|
||||
* ''bf'': another synonym for ''rest''
|
||||
* ''butlast'': selects all but the last tiddler of the list (or all but the last n if the operand is n)
|
||||
* ''bl'': another synonym for ''butlast''
|
||||
* ''nth'': selects the n-th tiddler of the list. Defaults to n = 1.
|
||||
|
||||
* ''nth'': selects the n-th tiddler of the list. Defaults to n = 1
|
||||
* ''indexes'': selects the names of the indexes within a [[DataTiddler|DataTiddlers]]
|
||||
|
||||
An operator can be negated with by preceding it with `!`, for example `[!tag[Tommy]]` selects the tiddlers that are not tagged with `Tommy`.
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user