Alex: fix: avoid && and · entities that MediaWiki HTML-encodes

2026-04-23T13:37:10Z

fix: avoid && and · entities that MediaWiki HTML-encodes

← Nächstältere Version		Version vom 23. April 2026, 13:37 Uhr
Zeile 318:		Zeile 318:
	+ '<h5><a href="' + wikiUrl + '">' + escapeHtml(s.page_title \|\| '') + '</a></h5>'		+ '<h5><a href="' + wikiUrl + '">' + escapeHtml(s.page_title \|\| '') + '</a></h5>'
	+ '<p class="chat-source-snippet">' + escapeHtml(truncate(s.content_text \|\| '', 150)) + '</p>'		+ '<p class="chat-source-snippet">' + escapeHtml(truncate(s.content_text \|\| '', 150)) + '</p>'
	+ '<div class="chat-source-meta">Relevanz: ' + pct + '% ~~·~~ ' + escapeHtml(s.source \|\| '') + '</div>'		+ '<div class="chat-source-meta">Relevanz: ' + pct + '% · ' + escapeHtml(s.source \|\| '') + '</div>'
	+ '</div>';		+ '</div>';
	});		});
Zeile 339:		Zeile 339:
	if (remaining > 0) {		if (remaining > 0) {
	statusEl.textContent = remaining + ' R\u00fcckfrage' + (remaining !== 1 ? 'n' : '') + ' verbleibend';		statusEl.textContent = remaining + ' R\u00fcckfrage' + (remaining !== 1 ? 'n' : '') + ' verbleibend';
	} else if (remaining === 0 && conversationId) {		} else if (remaining === 0) { if (conversationId) {
	statusEl.textContent = 'Keine R\u00fcckfragen mehr m\u00f6glich';		statusEl.textContent = 'Keine R\u00fcckfragen mehr m\u00f6glich';
	input.disabled = true;		input.disabled = true;
	sendBtn.disabled = true;		sendBtn.disabled = true;
	input.placeholder = 'Starte eine neue Unterhaltung';		input.placeholder = 'Starte eine neue Unterhaltung';
	}		} }
	newBtn.className = conversationId ? 'visible' : '';		newBtn.className = conversationId ? 'visible' : '';
	}		}

Alex: Create ChatBox widget for multi-turn RAG chat

2026-04-23T13:31:00Z

Create ChatBox widget for multi-turn RAG chat

Neue Seite

<includeonly>
<div id="chat-widget">
<div id="chat-messages"></div>
<div id="chat-sources-panel"></div>
<form id="chat-form">
<input type="text" id="chat-input" placeholder="Stelle eine Frage über Münster …" autocomplete="off" />
<button type="submit" id="chat-send">Fragen</button>
</form>
<div id="chat-footer">
<span id="chat-status"></span>
<button id="chat-new" type="button">Neue Unterhaltung</button>
</div>
</div>

<style>
#chat-widget {
max-width: 800px;
margin: 0 auto;
font-family: -apple-system, "system-ui", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
color: #212529;
display: flex;
flex-direction: column;
}
#chat-messages {
min-height: 120px;
max-height: 500px;
overflow-y: auto;
padding: 8px 0;
display: flex;
flex-direction: column;
gap: 12px;
}
#chat-messages:empty::before {
content: "Stelle eine Frage und erhalte Antworten basierend auf dem Münster Wiki.";
display: block;
text-align: center;
color: #999;
font-size: 14px;
padding: 40px 16px;
}
.chat-msg {
max-width: 85%;
padding: 10px 14px;
border-radius: 10px;
font-size: 14.5px;
line-height: 1.55;
word-wrap: break-word;
}
.chat-msg-user {
align-self: flex-end;
background: #00308D;
color: #fff;
border-bottom-right-radius: 3px;
}
.chat-msg-assistant {
align-self: flex-start;
background: #f0f2f5;
color: #212529;
border-bottom-left-radius: 3px;
}
.chat-msg-assistant p {
margin: 0 0 8px 0;
}
.chat-msg-assistant p:last-child {
margin-bottom: 0;
}
@keyframes chatDots {
0%, 80%, 100% { opacity: 0.3; }
40% { opacity: 1; }
}
.chat-loading-dots span {
display: inline-block;
width: 7px;
height: 7px;
margin: 0 2px;
background: #999;
border-radius: 50%;
animation: chatDots 1.2s ease-in-out infinite;
}
.chat-loading-dots span:nth-child(2) { animation-delay: 0.15s; }
.chat-loading-dots span:nth-child(3) { animation-delay: 0.3s; }
#chat-sources-panel {
display: none;
}
#chat-sources-panel.visible {
display: block;
margin: 4px 0 8px 0;
}
.chat-sources-toggle {
background: none;
border: 1px solid #ddd;
border-radius: 6px;
padding: 6px 12px;
font-size: 12px;
color: #555;
cursor: pointer;
transition: background 0.15s;
}
.chat-sources-toggle:hover {
background: #f5f5f5;
}
.chat-sources-list {
display: none;
margin-top: 8px;
}
.chat-sources-list.open {
display: block;
}
.chat-source-item {
padding: 10px 12px;
margin-bottom: 6px;
border: 1px solid #e0e0e0;
border-radius: 6px;
background: #fff;
transition: border-color 0.15s;
}
.chat-source-item:hover {
border-color: #b0b8c1;
}
.chat-source-item h5 {
margin: 0 0 3px 0;
font-size: 14px;
font-weight: 600;
}
.chat-source-item h5 a {
color: #00308D;
text-decoration: none;
}
.chat-source-item h5 a:hover {
text-decoration: underline;
}
.chat-source-item .chat-source-snippet {
font-size: 12.5px;
line-height: 1.45;
color: #666;
margin: 0;
}
.chat-source-item .chat-source-meta {
font-size: 11px;
color: #999;
margin-top: 3px;
}
#chat-form {
display: flex;
margin-top: 8px;
}
#chat-input {
flex: 1;
padding: 10px 14px;
font-size: 15px;
border: 1px solid #ccc;
border-right: none;
border-radius: 4px 0 0 4px;
outline: none;
transition: border-color 0.2s;
color: #212529;
background: #fff;
}
#chat-input:focus {
border-color: #4CAF50;
}
#chat-input:disabled {
background: #f5f5f5;
color: #999;
}
#chat-send {
padding: 10px 20px;
font-size: 15px;
font-weight: 500;
cursor: pointer;
background: #4CAF50;
color: #fff;
border: none;
border-radius: 0 4px 4px 0;
transition: background 0.2s;
white-space: nowrap;
}
#chat-send:hover {
background: #43A047;
}
#chat-send:disabled {
background: #a5d6a7;
cursor: not-allowed;
}
#chat-footer {
display: flex;
align-items: center;
justify-content: space-between;
margin-top: 8px;
min-height: 28px;
}
#chat-status {
font-size: 12px;
color: #888;
}
#chat-new {
display: none;
background: none;
border: 1px solid #ccc;
border-radius: 4px;
padding: 4px 12px;
font-size: 12px;
color: #555;
cursor: pointer;
transition: background 0.15s;
}
#chat-new:hover {
background: #f5f5f5;
}
#chat-new.visible {
display: inline-block;
}
.chat-msg-error {
align-self: center;
background: #fef2f2;
color: #b00;
border: 1px solid #fca5a5;
font-size: 13px;
padding: 8px 14px;
border-radius: 6px;
}
</style>

<script>
(function() {
var form = document.getElementById('chat-form');
var input = document.getElementById('chat-input');
var sendBtn = document.getElementById('chat-send');
var messagesEl = document.getElementById('chat-messages');
var sourcesPanel = document.getElementById('chat-sources-panel');
var statusEl = document.getElementById('chat-status');
var newBtn = document.getElementById('chat-new');
var apiHost = 'api.' + location.hostname.split('.').slice(1).join('.');

var conversationId = null;
var isLoading = false;

function escapeHtml(str) {
var d = document.createElement('div');
d.textContent = str;
return d.innerHTML;
}

function truncate(str, len) {
if (str.length <= len) return str;
return str.substring(0, len).replace(/\s+\S*$/, '') + '\u2026';
}

function formatAnswer(text) {
var html = escapeHtml(text);
html = html.replace(/\*\*(.+?)\*\*/g, '<strong>$1</strong>');
var paragraphs = html.split(/\n{2,}/);
if (paragraphs.length > 1) {
html = paragraphs.map(function(p) { return '<p>' + p.replace(/\n/g, '<br>') + '</p>'; }).join('');
} else {
html = html.replace(/\n/g, '<br>');
}
return html;
}

function addUserMessage(text) {
var div = document.createElement('div');
div.className = 'chat-msg chat-msg-user';
div.textContent = text;
messagesEl.appendChild(div);
scrollToBottom();
}

function addAssistantMessage(text) {
var div = document.createElement('div');
div.className = 'chat-msg chat-msg-assistant';
div.innerHTML = formatAnswer(text);
messagesEl.appendChild(div);
scrollToBottom();
}

function addLoadingIndicator() {
var div = document.createElement('div');
div.className = 'chat-msg chat-msg-assistant chat-loading-dots';
div.id = 'chat-loading';
div.innerHTML = '<span></span><span></span><span></span>';
messagesEl.appendChild(div);
scrollToBottom();
}

function removeLoadingIndicator() {
var el = document.getElementById('chat-loading');
if (el) el.remove();
}

function addError(msg) {
var div = document.createElement('div');
div.className = 'chat-msg chat-msg-error';
div.textContent = msg;
messagesEl.appendChild(div);
scrollToBottom();
}

function scrollToBottom() {
messagesEl.scrollTop = messagesEl.scrollHeight;
}

function renderSources(sources) {
if (!sources || sources.length === 0) {
sourcesPanel.className = '';
sourcesPanel.innerHTML = '';
return;
}
sourcesPanel.className = 'visible';
var listId = 'src-list-' + Date.now();
var html = '<button class="chat-sources-toggle" onclick="var l=document.getElementById(\'' + listId + '\');l.classList.toggle(\'open\');this.textContent=l.classList.contains(\'open\')?\'▲ Quellen verbergen\':\'▼ ' + sources.length + ' Quellen anzeigen\'">'
+ '▼ ' + sources.length + ' Quellen anzeigen</button>';
html += '<div class="chat-sources-list" id="' + listId + '">';
sources.forEach(function(s) {
var pct = Math.round((s.similarity_score || 0) * 100);
var wikiUrl = '/wiki/' + encodeURIComponent((s.page_title || '').replace(/ /g, '_'));
html += '<div class="chat-source-item">'
+ '<h5><a href="' + wikiUrl + '">' + escapeHtml(s.page_title || '') + '</a></h5>'
+ '<p class="chat-source-snippet">' + escapeHtml(truncate(s.content_text || '', 150)) + '</p>'
+ '<div class="chat-source-meta">Relevanz: ' + pct + '% · ' + escapeHtml(s.source || '') + '</div>'
+ '</div>';
});
html += '</div>';
sourcesPanel.innerHTML = html;
}

function setLoading(loading) {
isLoading = loading;
input.disabled = loading;
sendBtn.disabled = loading;
if (loading) {
addLoadingIndicator();
} else {
removeLoadingIndicator();
}
}

function updateStatus(remaining) {
if (remaining > 0) {
statusEl.textContent = remaining + ' R\u00fcckfrage' + (remaining !== 1 ? 'n' : '') + ' verbleibend';
} else if (remaining === 0 && conversationId) {
statusEl.textContent = 'Keine R\u00fcckfragen mehr m\u00f6glich';
input.disabled = true;
sendBtn.disabled = true;
input.placeholder = 'Starte eine neue Unterhaltung';
}
newBtn.className = conversationId ? 'visible' : '';
}

function resetConversation() {
conversationId = null;
messagesEl.innerHTML = '';
sourcesPanel.className = '';
sourcesPanel.innerHTML = '';
statusEl.textContent = '';
newBtn.className = '';
input.disabled = false;
sendBtn.disabled = false;
input.placeholder = 'Stelle eine Frage \u00fcber M\u00fcnster \u2026';
input.focus();
}

newBtn.addEventListener('click', resetConversation);

form.addEventListener('submit', function(e) {
e.preventDefault();
if (isLoading) return;
var message = input.value.trim();
if (!message) return;

input.value = '';
addUserMessage(message);
setLoading(true);

var body = { message: message };
if (conversationId) {
body.conversation_id = conversationId;
}

var url = location.protocol + '//' + apiHost + '/chat';

fetch(url, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify(body)
})
.then(function(res) {
if (!res.ok) {
return res.json().then(function(data) {
throw new Error(data.detail || 'HTTP ' + res.status);
});
}
return res.json();
})
.then(function(data) {
setLoading(false);
conversationId = data.conversation_id;
addAssistantMessage(data.answer);
renderSources(data.sources);
updateStatus(data.remaining_followups);
input.focus();
})
.catch(function(err) {
setLoading(false);
addError('Fehler: ' + err.message);
input.focus();
});
});
})();
</script>
</includeonly>

Widget:ChatBox - Versionsgeschichte

Alex: fix: avoid && and · entities that MediaWiki HTML-encodes

Alex: Create ChatBox widget for multi-turn RAG chat