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Add clear button for moderators

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jamesdeacon 2022-07-21 16:29:21 +01:00
parent 5675d708e9
commit a8bb9fb3b5
7 changed files with 102 additions and 9 deletions
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2
README.md
View file

@ -83,7 +83,7 @@ If you feel like contributing to this collaborative project, you can [translate
WBO supports authentication with a JWT. This should be passed in as a query with the key `token`, eg, `http://myboard.com/boards/test?token={token}`
Within the payload, you can provide a `moderator` key to declare the user as a moderator.
Within the payload, you can provide a `moderator` key to declare the user as a moderator. Moderators have access to the Clear tool, which will wipe all content from the board.
The `AUTH_SECRET_KEY` variable in [`configuration.js`](./server/configuration.js) should be filled with the secret key for the JWT.

1
client-data/board.html
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@ -102,6 +102,7 @@
<script src="../tools/grid/grid.js"></script>
<script src="../tools/download/download.js"></script>
<script src="../tools/zoom/zoom.js"></script>
{{#moderator}}<script src="../tools/clear/clear.js"></script>{{/moderator}}
<script src="../js/canvascolor.js"></script>
</body>

52
client-data/tools/clear/clear.js Normal file
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@ -0,0 +1,52 @@
/**
* WHITEBOPHIR
*********************************************************
* @licstart The following is the entire license notice for the
* JavaScript code in this page.
*
* Copyright (C) 2020 Ophir LOJKINE
*
*
* The JavaScript code in this page is free software: you can
* redistribute it and/or modify it under the terms of the GNU
* General Public License (GNU GPL) as published by the Free Software
* Foundation, either version 3 of the License, or (at your option)
* any later version. The code is distributed WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU GPL for more details.
*
* As additional permission under GNU GPL version 3 section 7, you
* may distribute non-source (e.g., minimized or compacted) forms of
* that code without the copy of the GNU GPL normally required by
* section 4, provided you include this license notice and a URL
* through which recipients can access the Corresponding Source.
*
* @licend
*/
(function clear() { //Code isolation
function clearBoard() {
var msg = {
"type": "clear",
"id": ""
};
Tools.drawAndSend(msg, Tools.list["Clear"]);
}
function draw(data) {
Tools.drawingArea.innerHTML = "";
}
Tools.add({ //The new tool
"name": "Clear",
"shortcut": "c",
"listeners": {},
"icon": "tools/clear/clear.svg",
"oneTouch": true,
"onstart": clearBoard,
"draw": draw,
"mouseCursor": "crosshair",
});
})(); //End of code isolation

28
client-data/tools/clear/clear.svg Normal file
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@ -0,0 +1,28 @@
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Width:  |  Height:  |  Size: 6.6 KiB

10
server/boardData.js
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@ -122,6 +122,13 @@ class BoardData {
this.delaySave();
}
/** Clear the board of all data
*/
clear() {
this.board = {};
this.delaySave();
}
/** Removes data from the board
* @param {string} id - Identifier of the data to delete.
*/
@ -165,6 +172,9 @@ class BoardData {
case "child":
this.addChild(message.parent, message);
break;
case "clear":
this.clear();
break;
default:
//Add data
if (!id) throw new Error("Invalid message: ", message);

5
server/server.js
View file

@ -126,8 +126,9 @@ function handleRequest(request, response) {
var fileExt = path.extname(parsedUrl.pathname);
var staticResources = ['.js','.css', '.svg', '.ico', '.png', '.jpg', 'gif'];
// If we're not being asked for a file, then we should check permissions.
var isModerator = false;
if(!staticResources.includes(fileExt)) {
var isModerator = checkUserPermission(parsedUrl);
isModerator = checkUserPermission(parsedUrl);
}
switch (parts[0]) {
@ -141,7 +142,7 @@ function handleRequest(request, response) {
response.end();
} else if (parts.length === 2 && parsedUrl.pathname.indexOf(".") === -1) {
validateBoardName(parts[1]);
boardTemplate.serve(request, response);
boardTemplate.serve(request, response, isModerator);
// If there is no dot and no directory, parts[1] is the board name
} else {
request.url = "/" + parts.slice(1).join("/");

13
server/templating.js
View file

@ -32,7 +32,7 @@ class Template {
const contents = fs.readFileSync(path, { encoding: "utf8" });
this.template = handlebars.compile(contents);
}
parameters(parsedUrl, request) {
parameters(parsedUrl, request, isModerator) {
const accept_language_str = parsedUrl.query.lang || request.headers["accept-language"];
const accept_languages = accept_language_parser.parse(accept_language_str);
const opts = { loose: true };
@ -50,11 +50,12 @@ class Template {
const configuration = client_config || {};
const prefix = request.url.split("/boards/")[0].substr(1);
const baseUrl = findBaseUrl(request) + (prefix ? prefix + "/" : "");
return { baseUrl, languages, language, translations, configuration };
const moderator = isModerator;
return { baseUrl, languages, language, translations, configuration, moderator };
}
serve(request, response) {
serve(request, response, isModerator) {
const parsedUrl = url.parse(request.url, true);
const parameters = this.parameters(parsedUrl, request);
const parameters = this.parameters(parsedUrl, request, isModerator);
var body = this.template(parameters);
var headers = {
"Content-Length": Buffer.byteLength(body),
@ -70,8 +71,8 @@ class Template {
}
class BoardTemplate extends Template {
parameters(parsedUrl, request) {
const params = super.parameters(parsedUrl, request);
parameters(parsedUrl, request, isModerator) {
const params = super.parameters(parsedUrl, request, isModerator);
const parts = parsedUrl.pathname.split("boards/", 2);
const boardUriComponent = parts[1];
params["boardUriComponent"] = boardUriComponent;