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Enhance WebSocket support: add opcode handling, binary message support, and improve connection validation

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This commit is contained in:
udo
2026-04-18 18:41:50 +00:00
parent 86dc93864e
commit 46d98a092f
25 changed files with 623 additions and 69 deletions
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test/websockets.ws.uce
+37 -49
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@@ -26,46 +26,33 @@ RENDER()
u64 online = ws_connection_count();
<>
<link rel="stylesheet" href='style.css?v=<?= time() ?>'></link>
<style>
.chat-shell { max-width: 960px; margin: 1.5rem auto; display: grid; gap: 1rem; }
.chat-meta { display: flex; gap: 1rem; flex-wrap: wrap; color: #445; }
.chat-panel { background: #fff; border: 1px solid #d7dde7; border-radius: 14px; padding: 1rem; box-shadow: 0 10px 30px rgba(38,55,77,0.08); }
.chat-log { min-height: 24rem; max-height: 55vh; overflow: auto; display: grid; gap: 0.75rem; }
.chat-line { border-left: 4px solid #2f7ad8; padding-left: 0.75rem; }
.chat-line.system { border-left-color: #8794a7; color: #556; }
.chat-line .meta { font-size: 0.8rem; color: #667; margin-bottom: 0.2rem; }
.chat-composer { display: grid; gap: 0.75rem; }
.chat-row { display: grid; gap: 0.5rem; }
.chat-row.dual { grid-template-columns: minmax(0, 220px) minmax(0, 1fr); }
input, textarea, button { font: inherit; border-radius: 10px; border: 1px solid #c5cedb; padding: 0.8rem 0.9rem; }
textarea { min-height: 6rem; resize: vertical; }
button { background: #1b5fc9; border-color: #1b5fc9; color: #fff; cursor: pointer; font-weight: 600; }
button:disabled { opacity: 0.55; cursor: wait; }
.status { font-weight: 600; }
</style>
<div class="chat-shell">
<h1>
<a href="index.uce">UCE Test</a>:
WebSocket Chat
</h1>
<div class="chat-meta">
<div>Page scope: <code><?= ws_url ?></code></div>
<div>Connected right now: <strong id="online-count"><?= online ?></strong></div>
<div class="status" id="status">Connecting...</div>
<h1>
<a href="index.uce">UCE Test</a>:
WebSocket Chat
</h1>
<label>Chat Info</label>
<pre>Page scope: <?= ws_url ?>
Connected right now: <span id="online-count"><?= online ?></span>
Status: <span id="status">Connecting...</span></pre>
<form id="chat-form" action="?" method="post">
<div>
<label>Display name:</label>
<input id="chat-name" type="text" maxlength="32" value="guest-<?= draw_int(1000, 9999) ?>"/>
</div>
<div class="chat-panel">
<div class="chat-log" id="chat-log"></div>
<div>
<label>Message:</label>
<textarea id="chat-message" maxlength="500" placeholder="Say something to everyone connected to this same .ws.uce page"></textarea>
</div>
<form class="chat-panel chat-composer" id="chat-form">
<div class="chat-row dual">
<input id="chat-name" maxlength="32" placeholder="Display name" value="guest-<?= draw_int(1000, 9999) ?>"/>
<button id="send-button" type="submit">Send Message</button>
</div>
<div class="chat-row">
<textarea id="chat-message" maxlength="500" placeholder="Say something to everyone connected to this same .ws.uce page"></textarea>
</div>
</form>
</div>
<div>
<input id="send-button" type="submit" value="Send Message"/>
</div>
</form>
<label>Chat Log</label>
<pre id="chat-log"></pre>
<script>
const wsUrl = `${window.location.protocol === 'https:' ? 'wss' : 'ws'}://${window.location.host}<?= ws_url ?>`;
const statusEl = document.getElementById('status');
@@ -82,17 +69,9 @@ RENDER()
let reconnectDelay = 1000;
function addLine(kind, title, body, meta = '') {
const wrapper = document.createElement('div');
wrapper.className = `chat-line ${kind}`;
const metaEl = document.createElement('div');
metaEl.className = 'meta';
metaEl.textContent = meta;
const bodyEl = document.createElement('div');
const titleEl = document.createElement('strong');
titleEl.textContent = title;
bodyEl.append(titleEl, document.createTextNode(` ${body}`));
wrapper.append(metaEl, bodyEl);
logEl.append(wrapper);
const prefix = kind === 'system' ? '[system]' : `[${title}]`;
const metaText = meta ? ` ${meta}` : '';
logEl.append(`${prefix} ${body}${metaText}\n`);
logEl.scrollTop = logEl.scrollHeight;
}
@@ -168,6 +147,15 @@ RENDER()
WS()
{
if(ws_is_binary())
{
ws_send_to(
ws_connection_id(),
json_encode(chat_event("notice", "Binary messages are not handled by this demo"))
);
return;
}
DTree payload = json_decode(ws_message());
String type = clean_chat_field(payload["type"].to_string(), 24);
String name = clean_chat_field(payload["name"].to_string(), 32);