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Fix logout triggering 404 error 

See https://talk.tiddlywiki.org/t/logout-error-xmlhttprequest-error-code-404/5590/5 for details

We can't POST to the logout endpoint without triggering authentication, so we report in advance whether logout is supported.
This commit is contained in:
jeremy@jermolene.com 2022-12-24 12:13:01 +00:00
parent 73507ca8b5
commit 95e6168839
3 changed files with 26 additions and 17 deletions
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1
core/modules/server/routes/get-status.js
View File

@ -21,6 +21,7 @@ exports.handler = function(request,response,state) {
username: state.authenticatedUsername || state.server.get("anon-username") || "",
anonymous: !state.authenticatedUsername,
read_only: !state.server.isAuthorized("writers",state.authenticatedUsername),
logout_is_available: false,
space: {
recipe: "default"
},

1
editions/tw5.com/tiddlers/webserver/WebServer API_ Get Server Status.tid
View File

@ -25,6 +25,7 @@ The JSON data returned comprises the following properties:
* ''username'' - the username of the currently authenticated user. If undefined, the [[WebServer Parameter: anon-username]] is returned instead
* ''anonymous'' - true if the current user is anonymous
* ''read_only'' - true if the current user is restricted to read only access to the server
* ''logout_is_available'' - true if the server supports logging out (optional, defaults to true)
* ''space'' - always contains the object `{recipe: "default"}`
* ''tiddlywiki_version'' - the current TiddlyWiki version

41
plugins/tiddlywiki/tiddlyweb/tiddlywebadaptor.js
View File

@ -23,6 +23,7 @@ function TiddlyWebAdaptor(options) {
this.logger = new $tw.utils.Logger("TiddlyWebAdaptor");
this.isLoggedIn = false;
this.isReadOnly = false;
this.logoutIsAvailable = true;
}
TiddlyWebAdaptor.prototype.name = "tiddlyweb";
@ -91,6 +92,7 @@ TiddlyWebAdaptor.prototype.getStatus = function(callback) {
self.isLoggedIn = json.username !== "GUEST";
self.isReadOnly = !!json["read_only"];
self.isAnonymous = !!json.anonymous;
self.logoutIsAvailable = "logout_is_available" in json ? !!json["logout_is_available"] : true;
}
// Invoke the callback if present
if(callback) {
@ -127,23 +129,28 @@ TiddlyWebAdaptor.prototype.login = function(username,password,callback) {
/*
*/
TiddlyWebAdaptor.prototype.logout = function(callback) {
var options = {
url: this.host + "logout",
type: "POST",
data: {
csrf_token: this.getCsrfToken(),
tiddlyweb_redirect: "/status" // workaround to marginalize automatic subsequent GET
},
callback: function(err,data) {
callback(err);
},
headers: {
"accept": "application/json",
"X-Requested-With": "TiddlyWiki"
}
};
this.logger.log("Logging out:",options);
$tw.utils.httpRequest(options);
if(this.logoutIsAvailable) {
var options = {
url: this.host + "logout",
type: "POST",
data: {
csrf_token: this.getCsrfToken(),
tiddlyweb_redirect: "/status" // workaround to marginalize automatic subsequent GET
},
callback: function(err,data,xhr) {
callback(err);
},
headers: {
"accept": "application/json",
"X-Requested-With": "TiddlyWiki"
}
};
this.logger.log("Logging out:",options);
$tw.utils.httpRequest(options);
} else {
alert("This server does not support logging out. If you are using basic authentication the only way to logout is close all browser windows");
callback(null);
}
};
/*