mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2025-12-03 23:38:07 +00:00
Use the newly refactored syncer in favour of the old tiddlyweb code
This commit is contained in:
Jeremy Ruston
283
plugins/tiddlywiki/tiddlyweb/tiddlywebadaptor.js
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283
plugins/tiddlywiki/tiddlyweb/tiddlywebadaptor.js
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/*\
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title: $:/plugins/tiddlywiki/tiddlyweb/tiddlywebadaptor.js
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type: application/javascript
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module-type: syncadaptor
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A sync adaptor module for synchronising with TiddlyWeb compatible servers
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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function TiddlyWebAdaptor(syncer) {
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this.syncer = syncer;
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this.host = document.location.protocol + "//" + document.location.host + "/";
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this.recipe = undefined;
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}
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TiddlyWebAdaptor.prototype.getTiddlerInfo = function(tiddler) {
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return {
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bag: tiddler.fields["bag"]
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};
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};
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/*
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Get the current status of the TiddlyWeb connection
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*/
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TiddlyWebAdaptor.prototype.getStatus = function(callback) {
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// Get status
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var self = this,
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wiki = self.syncer.wiki;
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this.syncer.log("Getting status");
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$tw.utils.httpRequest({
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url: this.host + "status",
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callback: function(err,data) {
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if(err) {
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return callback(err);
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}
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// Decode the status JSON
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var json = null,
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isLoggedIn = false;
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try {
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json = JSON.parse(data);
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} catch (e) {
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}
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if(json) {
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// Record the recipe
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if(json.space) {
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self.recipe = json.space.recipe;
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}
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// Check if we're logged in
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isLoggedIn = json.username !== "GUEST";
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}
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// Invoke the callback if present
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if(callback) {
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callback(null,isLoggedIn,json.username);
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}
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}
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});
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};
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/*
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Attempt to login and invoke the callback(err)
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*/
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TiddlyWebAdaptor.prototype.login = function(username,password,callback) {
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var self = this;
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$tw.utils.httpRequest({
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url: this.host + "challenge/tiddlywebplugins.tiddlyspace.cookie_form",
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type: "POST",
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data: {
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user: username,
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password: password,
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tiddlyweb_redirect: "/status" // workaround to marginalize automatic subsequent GET
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},
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callback: function(err) {
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callback(err);
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}
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});
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};
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/*
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*/
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TiddlyWebAdaptor.prototype.logout = function(callback) {
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var self = this;
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$tw.utils.httpRequest({
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url: this.host + "logout",
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type: "POST",
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data: {
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csrf_token: this.getCsrfToken(),
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tiddlyweb_redirect: "/status" // workaround to marginalize automatic subsequent GET
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},
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callback: function(err,data) {
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callback(err);
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}
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});
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};
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/*
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Retrieve the CSRF token from its cookie
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*/
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TiddlyWebAdaptor.prototype.getCsrfToken = function() {
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var regex = /^(?:.*; )?csrf_token=([^(;|$)]*)(?:;|$)/,
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match = regex.exec(document.cookie),
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csrf = null;
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if (match && (match.length === 2)) {
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csrf = match[1];
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}
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return csrf;
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};
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/*
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Get an array of skinny tiddler fields from the server
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*/
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TiddlyWebAdaptor.prototype.getSkinnyTiddlers = function(callback) {
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$tw.utils.httpRequest({
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url: this.host + "recipes/" + this.recipe + "/tiddlers.json",
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callback: function(err,data) {
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// Check for errors
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if(err) {
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return callback(err);
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}
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// Invoke the callback with the skinny tiddlers
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callback(null,JSON.parse(data));
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}
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});
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};
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/*
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Save a tiddler and invoke the callback with (err,adaptorInfo,revision)
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*/
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TiddlyWebAdaptor.prototype.saveTiddler = function(tiddler,callback) {
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var self = this;
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$tw.utils.httpRequest({
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url: this.host + "recipes/" + encodeURIComponent(this.recipe) + "/tiddlers/" + encodeURIComponent(tiddler.fields.title),
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type: "PUT",
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headers: {
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"Content-type": "application/json"
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},
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data: this.convertTiddlerToTiddlyWebFormat(tiddler),
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callback: function(err,data,request) {
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if(err) {
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return callback(err);
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}
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// Save the details of the new revision of the tiddler
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var etagInfo = self.parseEtag(request.getResponseHeader("Etag"));
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// Invoke the callback
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callback(null,{
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bag: etagInfo.bag
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}, etagInfo.revision);
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}
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});
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};
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/*
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Load a tiddler and invoke the callback with (err,tiddlerFields)
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*/
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TiddlyWebAdaptor.prototype.loadTiddler = function(title,callback) {
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var self = this;
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$tw.utils.httpRequest({
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url: this.host + "recipes/" + encodeURIComponent(this.recipe) + "/tiddlers/" + encodeURIComponent(title),
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callback: function(err,data,request) {
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if(err) {
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return callback(err);
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}
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// Invoke the callback
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callback(null,self.convertTiddlerFromTiddlyWebFormat(data));
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}
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});
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};
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/*
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Delete a tiddler and invoke the callback with (err)
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*/
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TiddlyWebAdaptor.prototype.deleteTiddler = function(title,callback) {
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var self = this,
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bag = this.syncer.tiddlerInfo[title].adaptorInfo.bag;
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$tw.utils.httpRequest({
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url: this.host + "bags/" + encodeURIComponent(bag) + "/tiddlers/" + encodeURIComponent(title),
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type: "DELETE",
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callback: function(err,data,request) {
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if(err) {
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return callback(err);
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}
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// Invoke the callback
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callback(null);
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}
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});
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};
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/*
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Convert a tiddler to a field set suitable for PUTting to TiddlyWeb
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*/
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TiddlyWebAdaptor.prototype.convertTiddlerToTiddlyWebFormat = function(tiddler) {
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var result = {},
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knownFields = [
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"bag", "created", "creator", "modified", "modifier", "permissions", "recipe", "revision", "tags", "text", "title", "type", "uri"
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];
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if(tiddler) {
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$tw.utils.each(tiddler.fields,function(fieldValue,fieldName) {
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var fieldString = fieldName === "tags" ?
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tiddler.fields.tags :
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tiddler.getFieldString(fieldName); // Tags must be passed as an array, not a string
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if(knownFields.indexOf(fieldName) !== -1) {
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// If it's a known field, just copy it across
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result[fieldName] = fieldString;
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} else {
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// If it's unknown, put it in the "fields" field
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result.fields = result.fields || {};
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result.fields[fieldName] = fieldString;
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}
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});
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}
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// Convert the type "text/x-tiddlywiki" into null
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if(result.type === "text/x-tiddlywiki") {
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result.type = null;
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}
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return JSON.stringify(result,null,$tw.config.preferences.jsonSpaces);
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};
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/*
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Convert a field set in TiddlyWeb format into ordinary TiddlyWiki5 format
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*/
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TiddlyWebAdaptor.prototype.convertTiddlerFromTiddlyWebFormat = function(data) {
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var tiddlerFields = JSON.parse(data),
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self = this,
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result = {};
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// Transfer the fields, pulling down the `fields` hashmap
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$tw.utils.each(tiddlerFields,function(element,title,object) {
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if(title === "fields") {
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$tw.utils.each(element,function(element,subTitle,object) {
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result[subTitle] = element;
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});
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} else {
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result[title] = tiddlerFields[title];
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}
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});
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// Some unholy freaking of content types
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if(result.type === "text/javascript") {
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result.type = "application/javascript";
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} else if(!result.type || result.type === "None") {
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result.type = "text/x-tiddlywiki";
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}
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return result;
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};
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/*
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Split a TiddlyWeb Etag into its constituent parts. For example:
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```
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"system-images_public/unsyncedIcon/946151:9f11c278ccde3a3149f339f4a1db80dd4369fc04"
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```
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Note that the value includes the opening and closing double quotes.
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The parts are:
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```
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<bag>/<title>/<revision>:<hash>
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```
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*/
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TiddlyWebAdaptor.prototype.parseEtag = function(etag) {
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var firstSlash = etag.indexOf("/"),
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lastSlash = etag.lastIndexOf("/"),
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colon = etag.lastIndexOf(":");
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if(firstSlash === -1 || lastSlash === -1 || colon === -1) {
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return null;
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} else {
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return {
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bag: decodeURIComponent(etag.substring(1,firstSlash)),
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title: decodeURIComponent(etag.substring(firstSlash + 1,lastSlash)),
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revision: etag.substring(lastSlash + 1,colon)
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};
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}
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};
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if($tw.browser) {
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exports.adaptorClass = TiddlyWebAdaptor;
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}
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})();
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