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TiddlyWiki5/core/modules/savers/upload.js
Myeongjin 6388f859d1 Add localisable strings for error (#2447)
* Add localisable strings for error

* Update tiddler Transclusion Basic Usage in fr-FR
2016-05-17 21:58:47 +01:00

100 lines
2.9 KiB
JavaScript

/*\
title: $:/core/modules/savers/upload.js
type: application/javascript
module-type: saver
Handles saving changes via upload to a server.
Designed to be compatible with BidiX's UploadPlugin at http://tiddlywiki.bidix.info/#UploadPlugin
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
/*
Select the appropriate saver module and set it up
*/
var UploadSaver = function(wiki) {
this.wiki = wiki;
};
UploadSaver.prototype.save = function(text,method,callback) {
// Get the various parameters we need
var backupDir = this.wiki.getTextReference("$:/UploadBackupDir") || ".",
username = this.wiki.getTextReference("$:/UploadName"),
password = $tw.utils.getPassword("upload"),
uploadDir = this.wiki.getTextReference("$:/UploadDir") || ".",
uploadFilename = this.wiki.getTextReference("$:/UploadFilename") || "index.html",
url = this.wiki.getTextReference("$:/UploadURL");
// Bail out if we don't have the bits we need
if(!username || username.toString().trim() === "" || !password || password.toString().trim() === "") {
return false;
}
// Construct the url if not provided
if(!url) {
url = "http://" + username + ".tiddlyspot.com/store.cgi";
}
// Assemble the header
var boundary = "---------------------------" + "AaB03x";
var uploadFormName = "UploadPlugin";
var head = [];
head.push("--" + boundary + "\r\nContent-disposition: form-data; name=\"UploadPlugin\"\r\n");
head.push("backupDir=" + backupDir + ";user=" + username + ";password=" + password + ";uploaddir=" + uploadDir + ";;");
head.push("\r\n" + "--" + boundary);
head.push("Content-disposition: form-data; name=\"userfile\"; filename=\"" + uploadFilename + "\"");
head.push("Content-Type: text/html;charset=UTF-8");
head.push("Content-Length: " + text.length + "\r\n");
head.push("");
// Assemble the tail and the data itself
var tail = "\r\n--" + boundary + "--\r\n",
data = head.join("\r\n") + text + tail;
// Do the HTTP post
var http = new XMLHttpRequest();
http.open("POST",url,true,username,password);
http.setRequestHeader("Content-Type","multipart/form-data; charset=UTF-8; boundary=" + boundary);
http.onreadystatechange = function() {
if(http.readyState == 4 && http.status == 200) {
if(http.responseText.substr(0,4) === "0 - ") {
callback(null);
} else {
callback(http.responseText);
}
}
};
try {
http.send(data);
} catch(ex) {
return callback($tw.language.getString("Error/Caption") + ":" + ex);
}
$tw.notifier.display("$:/language/Notifications/Save/Starting");
return true;
};
/*
Information about this saver
*/
UploadSaver.prototype.info = {
name: "upload",
priority: 2000,
capabilities: ["save", "autosave"]
};
/*
Static method that returns true if this saver is capable of working
*/
exports.canSave = function(wiki) {
return true;
};
/*
Create an instance of this saver
*/
exports.create = function(wiki) {
return new UploadSaver(wiki);
};
})();