TiddlyWiki5/core/modules/commands/load.js

57 wiersze
1.2 KiB
JavaScript

/*\
title: $:/core/modules/commands/load.js
type: application/javascript
module-type: command
Command to load tiddlers from a file
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
exports.info = {
name: "load",
synchronous: false
};
var Command = function(params,commander,callback) {
this.params = params;
this.commander = commander;
this.callback = callback;
};
Command.prototype.execute = function() {
var self = this,
fs = require("fs"),
path = require("path");
if(this.params.length < 1) {
return "Missing filename";
}
var ext = path.extname(self.params[0]);
fs.readFile(this.params[0],$tw.utils.getTypeEncoding(ext),function(err,data) {
if (err) {
self.callback(err);
} else {
var fields = {title: self.params[0]},
type = path.extname(self.params[0]);
var tiddlers = self.commander.wiki.deserializeTiddlers(type,data,fields);
if(!tiddlers) {
self.callback("No tiddlers found in file \"" + self.params[0] + "\"");
} else {
for(var t=0; t<tiddlers.length; t++) {
self.commander.wiki.importTiddler(new $tw.Tiddler(tiddlers[t]));
}
self.callback(null);
}
}
});
return null;
};
exports.Command = Command;
})();