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mirror of https://github.com/Jermolene/TiddlyWiki5 synced 2024-11-05 17:46:19 +00:00
TiddlyWiki5/core/modules/macros/view/view.js
2012-10-28 20:43:33 +00:00

70 lines
1.5 KiB
JavaScript

/*\
title: $:/core/modules/macros/view.js
type: application/javascript
module-type: macro
View macro
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
exports.info = {
name: "view",
dependentOnContextTiddler: true,
params: {
field: {byPos: 0, type: "text"},
format: {byPos: 1, type: "text"},
template: {byPos: 2, type: "text"}
}
};
exports.executeMacro = function() {
var tiddler = this.wiki.getTiddler(this.tiddlerTitle),
field = this.hasParameter("field") ? this.params.field : "title",
value;
// Get the value to display
if(tiddler) {
value = tiddler.fields[field];
} else { // Use a special value if the tiddler is missing
switch(field) {
case "text":
value = "";
break;
case "title":
value = this.tiddlerTitle;
break;
case "modified":
case "created":
value = new Date();
break;
default:
value = "Missing tiddler '" + this.tiddlerTitle + "'";
break;
}
}
// Figure out which viewer to use
// TODO: Tiddler field modules should be able to specify a field type from which the viewer is derived
var Viewer;
if(this.params.format) {
Viewer = this.wiki.macros.view.fieldviewers[this.params.format];
}
if(!Viewer) {
Viewer = this.wiki.macros.view.fieldviewers["text"];
}
this.viewer = new Viewer(this,tiddler,field,value);
// Call the viewer to generate the content
return this.viewer.render();
};
exports.postRenderInDom = function() {
if(this.viewer.postRenderInDom) {
this.viewer.postRenderInDom();
}
};
})();