Hide null values in user profiles in CSS

Updated button styles for improved layout and transitions.

.github/workflows/docker-image.yml

@@ -0,0 +1,29 @@
+name: Build and Push Matrix-to Docker Image
+
+on:
+  workflow_dispatch: # Erlaubt den manuellen Start über das GitHub UI
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          push: true
+          tags: domoel/matrix-to:latest
+          no-cache: true

Dockerfile

@@ -1,19 +1,23 @@
-# Verwenden Sie ein Node.js-Image als Basis
+# Stage 1: Build
-FROM node:20-alpine
+FROM node:20.2-alpine AS build
-
-# Setzen Sie das Arbeitsverzeichnis im Container
 WORKDIR /app
-
-# Kopieren Sie die package.json und yarn.lock Dateien und installieren Sie die Abhängigkeiten
 COPY package.json yarn.lock ./
-RUN yarn install --frozen-lockfile
+RUN yarn install
-
-# Kopieren Sie den Rest des Codes in das Arbeitsverzeichnis
 COPY . .
+RUN yarn build
 
-# Exponieren Sie den Port 5000
+# Stage 2: Production
-EXPOSE 5000
+FROM nginx:alpine
+WORKDIR /etc/nginx
+COPY ./nginx.conf /etc/nginx/nginx.conf
+WORKDIR /usr/share/nginx/html
+COPY --from=build /app/build .
 
-# Starten Sie die Anwendung und setzen Sie die PORT-Umgebungsvariable auf 5000
+# Expose port 80
-ENV PORT=5000
+EXPOSE 80
-CMD ["yarn", "start"]
+
+# Healthcheck
+HEALTHCHECK CMD curl --fail http://localhost:80 || exit 1
+
+# Start Nginx server
+CMD ["nginx", "-g", "daemon off;"]

README.md

@@ -56,6 +56,8 @@ The matrix.to URL scheme is
 The #/ component is mandatory and exists to avoid leaking the target URL to the
 server hosting matrix.to.
 
+There is no _Entity type_ for **Spaces**, as they are technically just rooms.
+
 Note that linking to rooms by ID should only be used for rooms to which the
 target user has been invited: these links cannot be assumed to work for all
 visitors.
@@ -97,8 +99,7 @@ services:
     container_name: Matrix-to 
     image: domoel/matrix-to:latest
     ports:
-      - "5000:5000"
+      - "1336:80"
-    restart: unless-stopped
     environment:
-      - PORT=5000
+      - NODE_ENV=production
 ```

compose.yaml

@@ -5,7 +5,6 @@ services:
     container_name: Matrix-to 
     image: domoel/matrix-to:latest
     ports:
-      - "5000:5000"
+      - "1336:80"
-    restart: unless-stopped
     environment:
-      - PORT=5000
+      - NODE_ENV=production

css/client.css

@@ -1,98 +1,133 @@
 .ClientListView h2 {
     text-align: center;
-    margin: 18px 0;
+    margin: 24px 0;
-}
+    font-weight: 600;
-
-.ClientListView .filterOption {
-    display: flex;
-    align-items: center;
-    margin: 8px 0;
 }
 
 .ClientView {
-    border: 1px solid #E6E6E6;
+    background: var(--app-background);
-    border-radius: 8px;
+    border: 1px solid var(--borders);
+    border-radius: 4px;
     margin: 16px 0;
-    padding: 16px;
+    padding: 24px;
+    transition: all 0.3s ease;
+    border-left: 4px solid transparent;
+    display: block;
+    text-align: left;
+}
+
+.ClientView:hover {
+    background: #2f313d !important;
+    border-left-color: var(--ztfr-purple) !important;
+    transform: translateX(5px);
 }
 
 .ClientView.isPreferred {
-    border: 3px solid var(--link);
+    border-color: var(--ztfr-purple);
-    box-shadow: 0px 8px 4px rgba(0, 0, 0, 0.05);
+    background: rgba(189, 147, 249, 0.05);
 }
 
 .ClientView .hostedBanner {
     text-align: center;
-    margin-bottom: 29px;
+    margin-bottom: 20px;
-    padding: 4px 0;
+    padding: 6px 0;
-    line-height: 20px;
+    border-radius: 4px;
-    border-radius: 8px;
     font-weight: bold;
-    font-size: 16px;
+    font-size: 13px;
-    background-color: var(--lightgrey);
+    background-color: var(--ztfr-purple);
+    color: var(--app-background);
+    text-transform: uppercase;
 }
 
-.ClientView .header {
+.ClientView .header { display: flex; align-items: flex-start; }
-    display: flex;
+.ClientView .description { flex: 1; }
-}
+.ClientView h3 { margin: 0 0 8px 0; font-size: 18px; }
-
+.ClientView .description p { margin: 0; font-size: 13px; color: var(--font); }
-.ClientView .description {
-    flex: 1;
-}
-
-.ClientView h3 {
-    margin-top: 0;
-}
 
 .ClientView .clientIcon {
-    border-radius: 8px;
+    border-radius: 4px;
-    background-repeat: no-repeat;
+    background-color: #ffffff;
-    background-size: cover;
+    padding: 4px;
-    width: 60px;
+    width: 50px;
-    height: 60px;
+    height: 50px;
-    overflow: hidden;
-    display: block;
     margin-left: 16px;
+    flex-shrink: 0;
 }
 
 .ClientView .platforms {
-    background-image: url('../images/platform-icon.svg');
+    margin-top: 12px;
-    background-repeat: no-repeat;
+    font-size: 12px;
-    background-position: 0 center;
+    color: var(--grey);
-    padding-left: 28px;
+    opacity: 0.8;
-}
-
-.ClientView .actions a.badge {
-    display: inline-block;
-    height: 40px;
-    margin: 8px 16px 8px 0;
-}
-
-.ClientView .actions img {
-    height: 100%;
-}
-
-.ClientView .back {
-    margin-top: 22px;
-}
-
-.InstallClientView .instructions button {
-    background-repeat: no-repeat;
-    background-position: center;
-    background-color: transparent;
-    padding: 4px;
-    border: none;
-    width: 24px;
-    height: 24px;
-    margin: 8px;
-    vertical-align: middle;
-}
-
-.InstallClientView .instructions button.copy {
-    background-image: url('../images/copy.svg');
 }
 
 .InstallClientView .instructions button.tick {
-    background-image: url('../images/tick-dark.svg');
+    filter: invert(1); /* Macht schwarze Icons weiß */
 }
 
+.ClientView .back {
+    display: block;
+    margin-top: 20px;
+    font-size: 12px;
+    color: var(--grey);
+}
+
+.ClientView .actions {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 10px;
+    justify-content: center;
+}
+
+.ClientView .actions a.badge {
+    height: auto !important;
+    max-width: 100%;
+    display: block;
+}
+
+.ClientView .actions img {
+    max-width: 160px;
+    height: auto;
+    display: block;
+    margin: 5px auto;
+}
+
+/* --- ANPASSUNG FÜR DEN DEZENTEN LOOK --- */
+
+.ClientView .actions .footer {
+    display: block !important; /* Kein Flex mehr, damit Links wie Text fließen */
+    text-align: center !important;
+    margin-top: 20px !important;
+    width: 100%;
+    line-height: 1.8 !important; /* Gibt den Zeilen etwas Platz */
+    color: var(--sub-text);
+}
+
+/* Der "Use Custom Web Instance" Bereich bekommt eine eigene Zeile */
+.ClientView .actions .footer .custom {
+    display: block !important;
+    margin-top: 6px !important;
+}
+
+/* Sicherstellen, dass der "Change" Button im Textfluss bleibt */
+.ClientView .actions .footer button.change {
+    display: inline !important;
+    margin: 0 4px !important;
+}
+
+@media screen and (max-width: 480px) {
+    .ClientView {
+        padding: 15px;
+        margin: 8px 0;
+    }
+    
+    .ClientView .header {
+        flex-direction: column;
+        align-items: center;
+        text-align: center;
+    }
+    
+    .ClientView .clientIcon {
+        margin: 0 0 15px 0;
+    }
+}

css/main.css

@@ -1,17 +1,6 @@
 /*
 Copyright 2020 The Matrix.org Foundation C.I.C.
-
+Modified 2026 for Zeitfresser Matrix Community Look & Mobile Fixes
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
 */
 
 @import url('spinner.css');
@@ -20,57 +9,63 @@ limitations under the License.
 @import url('create.css');
 @import url('open.css');
 
+/* Globaler Fix für Box-Berechnungen */
+* {
+    box-sizing: border-box;
+}
+
 :root {
-    --app-background: #f4f4f4;
+    --app-background: #1e1f29;    /* Tief-Anthrazit */
-    --background: #ffffff;
+    --background: #282a36;        /* Card Hintergrund */
-    --foreground: #000000;
+    --foreground: #f7f7fa;        /* Weiß */
-    --font: #333333;
+    --font: #bdc3c7;              /* Grau */
-    --grey: #666666;
+    --grey: #64748b;              /* Dunkles Grau */
-    --accent: #0098d4;
+    --accent: #0dbd8b;            /* Matrix-Green */
-    --error: #d6001c;
+    --ztfr-purple: #bd93f9;      /* Zeitfresser-Lila */
-    --link: #0098d4;
+    --error: #ff5555;
-    --borders: #f4f4f4;
+    --link: #f7f7fa;
-    --lightgrey: #E6E6E6;
+    --borders: #2f313d;
+    --lightgrey: #383a59;
     --spinner-stroke-size: 2px;
+    --sub-text: #bdc3c7;
 }
 
 html {
     margin: 0;
     padding: 0;
+    height: 100%;
+    overflow-x: hidden;
 }
 
 body {
     background-color: var(--app-background);
-    background-image: url('../images/background.svg');
+    background-image: none !important;
-    background-attachment: fixed;
+    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
-    background-repeat: no-repeat;
-    background-size: auto;
-    background-position: center -50px;
-    height: 100%;
-    width: 100%;
-    font-size: 14px;
     color: var(--font);
-    padding: 120px 0 0 0;
+    padding: 80px 20px 0 20px;
     margin: 0;
+    min-height: 100vh;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    width: 100%;
 }
 
-noscript {
+h1, h2, h3 { 
-    display: block;
+    color: var(--foreground); 
-    padding: 20px;
+    letter-spacing: -0.5px;
+    word-wrap: break-word;
 }
 
-p { line-height: 150%; }
+p { 
-a { text-decoration: none; }
+    line-height: 1.7; 
+    word-wrap: break-word;
+}
 
-h1 { font-size: 24px; }
+a { text-decoration: none; color: var(--link); }
-h2 { font-size: 21px; }
-h3 { font-size: 16px; }
 
-body,
+body, button, input, textarea {
-button,
+    font-size: 14px;
-input,
-textarea {
-    font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
     font-style: normal;
 }
 
@@ -78,13 +73,14 @@ button, input[type=submit] {
     cursor: pointer;
 }
 
-button, input {
+/* Die zentrale Kachel */
-    font-size: inherit;
+.card {
-    font-weight: inherit;
+    background-color: var(--background);
-}
+    border-radius: 4px;
-
+    border-left: 4px solid var(--ztfr-purple);
-input[type="checkbox"], input[type="radio"] {
+    box-shadow: 0px 20px 40px rgba(0, 0, 0, 0.3);
-    margin: 0 8px 0 0;
+    padding: 2.5rem;
+    width: 100%;
 }
 
 .RootView {
@@ -93,131 +89,146 @@ input[type="checkbox"], input[type="radio"] {
     width: 100%;
 }
 
-.card {
+/* --- GROSSE BUTTONS (z.B. Download, Continue) --- */
-    background-color: var(--background);
-    border-radius: 16px;
-    box-shadow: 0px 18px 24px rgba(0, 0, 0, 0.06);
-}
-
-.card, .footer {
-    padding: 2rem;
-}
-
-.hidden {
-    display: none !important;
-}
-
-
-@media screen and (max-width: 480px) {
-    body {
-        background-image: none;
-        background-color: var(--background);
-        padding: 0;
-    }
-
-    .card {
-        border-radius: unset;
-        box-shadow: unset;
-    }
-}
-
-.footer .links li:not(:first-child) {
-    margin-left: 0.5em;
-}
-
-.footer .links li:not(:first-child)::before {
-    content: "·";
-    margin-right: 0.5em;
-}
-
-.footer .links li {
-    display: inline-block;
-}
-
-.footer .links {
-    font-size: 12px;
-    list-style: none;
-    padding: 0;
-}
-
-a, button.text {
-    color: var(--link);
-}
-
-button.text {
-    background: none;
-    border: none;
-    font-style: normal;
-    font-weight: normal;
-    font-size: inherit;
-    padding: 8px 0;
-    margin: -8px 0;
-}
-
-button.text:hover {
-    cursor: pointer;
-}
-
 .primary, .secondary {
     text-decoration: none;
     font-weight: bold;
     text-align: center;
-    padding: 12px 8px;
+    padding: 14px 20px;
-    margin: 8px 0;
+    margin: 4px 0 !important; 
-}
+    display: block;
+    text-transform: uppercase;
+    letter-spacing: 1px;
+    width: 100%; 
     
-.secondary {
+    /* Simplifizierung: Nur Farbe, keine Bewegung */
-    background: var(--background);
+    transition: background-color 0.2s ease, filter 0.2s ease;
-    color: var(--link);
+    transform: none !important;
-    border: 1px solid var(--link);
+    -webkit-font-smoothing: antialiased;
-    border-radius: 32px;
 }
 
 .primary {
-    background: var(--link);
+    background: var(--foreground);
-    color: var(--background);
+    color: var(--app-background) !important;
-    border-radius: 32px;
+    border-radius: 4px;
-}
-
-.primary.icon, .secondary.icon {
-    background-repeat: no-repeat;
-    background-position: 12px center;
-}
-
-.icon.link { background-image: url('../images/link.svg'); }
-.icon.tick { background-image: url('../images/tick.svg'); }
-.icon.copy { background-image: url('../images/copy.svg'); }
-
-button.primary, input[type='submit'].primary, button.secondary, input[type='submit'].secondary {
     border: none;
-    font-size: inherit;
 }
 
+.primary:hover {
+    filter: brightness(0.9);
+}
+
+.secondary {
+    background: transparent;
+    color: var(--foreground);
+    border: 1px solid var(--foreground);
+    border-radius: 4px;
+}
+
+.secondary:hover {
+    background: rgba(255,255,255,0.05);
+}
+
+/* --- DEZENTE BUTTONS (Change, Custom Instance, Footer-Style) --- */
+.ClientListView button.change,
+.PreviewView button.change,
+.ClientView button.custom,
+.ClientView .footer button,
+.CustomInstanceView .actions button.secondary,
+.footer button,
+.footer a {
+    background: none !important;
+    border: none !important;
+    color: var(--grey) !important;
+    padding: 0 !important;
+    margin: 0 !important;
+    font-family: inherit !important;
+    font-size: inherit !important;
+    font-weight: normal !important;
+    text-transform: none !important;
+    letter-spacing: normal !important;
+    cursor: pointer !important;
+    display: inline !important; 
+    width: auto !important;
+    border-bottom: 1px solid rgba(189, 195, 199, 0.3) !important;
+    transition: all 0.3s ease !important;
+}
+
+.ClientListView button.change:hover,
+.PreviewView button.change:hover,
+.ClientView button.custom:hover,
+.ClientView .footer button:hover,
+.CustomInstanceView .actions button.secondary:hover,
+.footer button:hover,
+.footer a:hover {
+    color: var(--foreground) !important;
+    border-bottom-color: var(--ztfr-purple) !important;
+}
+
+/* Fix für Button-Container */
+.actions, 
+.ClientView .actions, 
+.ClientListView .actions,
+.CustomInstanceView .actions {
+    display: flex !important;
+    flex-direction: column !important;
+    gap: 0px !important; 
+}
+
+.actions > *:last-child {
+    margin-bottom: 0 !important;
+}
+
+/* Input Felder */
 input[type='text'].large {
     width: 100%;
-    padding: 12px;
+    padding: 14px;
-    background: var(--background);
+    background: #1a1a1a !important;
-    border: 1px solid var(--foreground);
+    border: 1px solid var(--borders);
-    border-radius: 16px;
+    border-radius: 4px;
     font-size: 14px;
-}
+    color: var(--foreground);
-
-.fullwidth {
-    display: block;
-    width: 100%;
     box-sizing: border-box;
+    margin-bottom: 10px;
 }
 
-.LoadServerPolicyView {
+.footer {
-    display: flex;
+    margin-top: 60px;
+    padding: 40px 20px;
+    text-align: center;
+    font-size: 0.85rem;
+    color: var(--sub-text);
+    opacity: 0.7;
+    border-top: 1px solid rgba(255, 255, 255, 0.05);
+    width: 100%;
 }
 
-.LoadServerPolicyView .spinner {
+.footer ul { list-style: none; padding: 0; margin: 0; }
-    width: 32px;
+.footer li { display: inline; margin: 0; }
-    height: 32px;
+
-    margin-right: 12px;
+@media screen and (max-width: 480px) {
+    body { padding: 40px 10px 0 10px; }
+    .card { padding: 1.5rem; border-radius: 2px; }
+    h1 { font-size: 1.5rem; }
 }
 
-.LoadServerPolicyView h2 {
+/* --- FIX FÜR NUTZERPROFILE (null-Werte verstecken) --- */
-    margin-top: 0;
+
+.PreviewView .members[data-count="null"],
+.PreviewView .members:empty {
+    display: none !important;
+}
+
+.PreviewView .topic:empty,
+.PreviewView .topic:contains("null") {
+    display: none !important;
+}
+
+.PreviewView p:empty, 
+.PreviewView span:empty {
+    display: none !important;
+}
+
+.PreviewView h2 + p {
+    margin-bottom: 0 !important;
 }

css/preview.css

@@ -4,130 +4,95 @@
 }
 
 .PreviewView h1 {
-    font-size: 24px;
+    font-size: 26px;
-    line-height: 32px;
+    line-height: 1.2;
     margin-bottom: 8px;
-    word-wrap: anywhere;
+    font-weight: 700;
 }
 
 .PreviewView .avatarContainer {
     display: flex;
     justify-content: center;
-    margin: 0;
+    margin-bottom: 20px;
 }
 
 .PreviewView .avatar {
-    border-radius: 100%;
+    border-radius: 8px; /* Eckig */
-    width: 64px;
+    width: 80px;
-    height: 64px;
+    height: 80px;
-}
+    border: 3px solid var(--borders);
-
+    object-fit: cover;
-.PreviewView .mxSpace .avatar {
-    border-radius: 12px;
 }
 
 .PreviewView .defaultAvatar {
-    width: 64px;
+    width: 80px;
-    height: 64px;
+    height: 80px;
+    border-radius: 8px;
+    background-color: var(--lightgrey);
     background-image: url('../images/chat-icon.svg');
     background-repeat: no-repeat;
     background-position: center;
-    background-size: 85%;
+    opacity: 0.6;
-}
-
-.PreviewView .spinner {
-    width: 32px;
-    height: 32px;
-}
-
-.PreviewView .avatar.loading {
-    border: 1px solid #eee;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    box-sizing: border-box;
 }
 
 .PreviewView .identifier {
-    color: var(--grey);
+    color: var(--ztfr-purple);
-    font-size: 12px;
+    font-family: monospace;
+    font-size: 13px;
     margin: 8px 0;
-}
+    letter-spacing: 0.5px;
-
-.PreviewView .identifier.placeholder {
-    height: 1em;
-    margin: 1em 30%;
-}
-
-.PreviewView .memberCount {
-    display: flex;
-    justify-content: center;
-    margin: 8px 0;
-}
-
-.PreviewView .memberCount.loading {
-    margin: 16px 0;
-}
-
-.PreviewView .memberCount p {
-    font-size: 12px;
-    margin: 0;
 }
 
 .PreviewView .memberCount p:not(.placeholder) {
-    padding: 4px 8px 4px 24px;
+    padding: 6px 12px 6px 28px;
-    border-radius: 14px;
+    border-radius: 4px;
+    color: var(--foreground);
     background-image: url(../images/member-icon.svg);
     background-repeat: no-repeat;
-    background-position: 2px center;
+    background-position: 8px center;
     background-color: var(--lightgrey);
-}
+    display: inline-block;
-
+    font-size: 12px;
-.PreviewView .memberCount p.placeholder {
-    height: 1.5em;
-    width: 100px;
 }
 
 .PreviewView .topic {
-    font-size: 12px;
+    font-size: 14px;
-    color: var(--grey);
+    line-height: 1.6;
-    margin: 32px 0;
+    color: var(--font);
-}
+    margin: 24px 0;
-
-.PreviewView .topic.loading {
-    display: block;
-    margin: 24px 12px;
-    padding: 4px 0;
-}
-
-.PreviewView .topic.loading .placeholder {
-    height: 0.8em;
-    display: block;
-    margin: 12px 0;
-}
-
-.PreviewView .topic.loading .placeholder:nth-child(2) {
-    margin-left: 5%;
-    margin-right: 5%;
 }
 
+/* Dark Mode Placeholders */
 .placeholder {
-    border-radius: 1em;
+    border-radius: 4px;
-    --flash-bg: #ddd;
+    --flash-bg: #2f313d;
-    --flash-fg: #eee;
+    --flash-fg: #383a59;
-    background: linear-gradient(120deg,
+    background: linear-gradient(120deg, var(--flash-bg), var(--flash-bg) 10%, var(--flash-fg) calc(10% + 25px), var(--flash-bg) calc(10% + 50px));
-        var(--flash-bg),
-        var(--flash-bg) 10%,
-        var(--flash-fg) calc(10% + 25px),
-        var(--flash-bg) calc(10% + 50px)
-    );
     animation: flash 2s linear infinite;
     background-size: 200%;
 }
 
 @keyframes flash {
     0% { background-position-x: 0; }
-    50% { background-position-x: -80%; }
+    100% { background-position-x: -200%; }
-    51% { background-position-x: 80%; }
+}
-    100% { background-position-x: 0%; }
+
+.PreviewView h1, 
+.PreviewView .identifier, 
+.PreviewView .topic {
+    word-wrap: break-word;   /* Bricht extrem lange Wörter/IDs um */
+    overflow-wrap: break-word;
+    max-width: 100%;
+}
+
+@media screen and (max-width: 480px) {
+    .PreviewView .avatar, 
+    .PreviewView .defaultAvatar {
+        width: 64px;
+        height: 64px;
+    }
+    
+    .PreviewView h1 {
+        font-size: 20px; /* Titel etwas dezenter mobil */
+    }
 }

nginx.conf

@@ -0,0 +1,34 @@
+worker_processes 1;
+
+events {
+    worker_connections 1024;
+}
+
+http {
+    include       mime.types;
+    default_type  application/octet-stream;
+
+    sendfile        on;
+    keepalive_timeout  65;
+
+    server {
+        listen       80;
+        server_name  localhost;
+
+        location / {
+            root   /usr/share/nginx/html;
+            index  index.html index.htm;
+            try_files $uri $uri/ /index.html;
+        }
+
+        error_page  404 /404.html;
+        location = /404.html {
+            root   /usr/share/nginx/html;
+        }
+
+        error_page   500 502 503 504  /50x.html;
+        location = /50x.html {
+            root   /usr/share/nginx/html;
+        }
+    }
+}

src/Link.js

@@ -18,7 +18,7 @@ import {createEnum} from "./utils/enum.js";
 import {orderedUnique} from "./utils/unique.js";
 
 const ROOMALIAS_PATTERN = /^#([^:]*):(.+)$/;
-const ROOMID_PATTERN = /^!([^:]*):(.+)$/;
+const ROOMID_PATTERN = /^!([^:]*)(:(.+))?$/; // As of room version 12, room IDs don't have domains
 const USERID_PATTERN = /^@([^:]+):(.+)$/;
 const EVENTID_PATTERN = /^$([^:]+):(.+)$/;
 const GROUPID_PATTERN = /^\+([^:]+):(.+)$/;
@@ -152,7 +152,7 @@ export class Link {
         }
         matches = ROOMID_PATTERN.exec(identifier);
         if (matches) {
-            const server = matches[2];
+            const server = matches[3]; // group 2 is an optional over `:domain`, group 3 is just `domain`
             const localPart = matches[1];
             return new Link(clientId, viaServers, IdentifierKind.RoomId, localPart, server, webInstances, eventId);
         }
@@ -166,12 +166,19 @@ export class Link {
     }
 
     constructor(clientId, viaServers, identifierKind, localPart, server, webInstances, eventId) {
-        const servers = [server];
+        const servers = [];
+        if (server !== undefined) {
+            servers.push(server); // v12 rooms don't have domains, and therefore no server
+        }
         servers.push(...viaServers);
         this.webInstances = webInstances;
         this.servers = orderedUnique(servers);
         this.identifierKind = identifierKind;
-        this.identifier = `${asPrefix(identifierKind)}${localPart}:${server}`;
+        if (identifierKind === IdentifierKind.RoomId && !server) {
+            this.identifier = `${asPrefix(identifierKind)}${localPart}`;
+        } else {
+            this.identifier = `${asPrefix(identifierKind)}${localPart}:${server}`;
+        }
         this.eventId = eventId;
         this.clientId = clientId;
     }

src/Preferences.js

@@ -25,6 +25,7 @@ export class Preferences extends EventEmitter {
         // used to differentiate web from native if a client supports both
         this.platform = null;
         this.homeservers = null;
+        this.customWebInstances = {};
 
         const prefsStr = localStorage.getItem("preferred_client");
         if (prefsStr) {
@@ -36,6 +37,10 @@ export class Preferences extends EventEmitter {
         if (serversStr) {
             this.homeservers = JSON.parse(serversStr);
         }
+        const customWebInstancesStr = localStorage.getItem("custom_web_instances");
+        if (customWebInstancesStr) {
+            this.customWebInstances = JSON.parse(customWebInstancesStr);
+        }
     }
 
     setClient(id, platform) {
@@ -54,15 +59,27 @@ export class Preferences extends EventEmitter {
         }
     }
 
+    setCustomWebInstance(client_id, instance_url) {
+        this.customWebInstances[client_id] = instance_url;
+        this._localStorage.setItem("custom_web_instances", JSON.stringify(this.customWebInstances));
+        this.emit("canClear");
+    }
+
+    getCustomWebInstance(client_id) {
+        return this.customWebInstances[client_id];
+    }
+
     clear() {
         this._localStorage.removeItem("preferred_client");
         this._localStorage.removeItem("consented_servers");
+        this._localStorage.removeItem("custom_web_instances");
         this.clientId = null;
         this.platform = null;
         this.homeservers = null;
+        this.customWebInstances = {};
     }
 
     get canClear() {
-        return !!this.clientId || !!this.platform || !!this.homeservers;
+        return !!this.clientId || !!this.platform || !!this.homeservers || !!this.customWebInstances;
     }
 }

src/RootView.js

@@ -30,14 +30,14 @@ export class RootView extends TemplateView {
             t.mapView(vm => vm.createLinkViewModel, vm => vm ? new CreateLinkView(vm) : null),
             t.mapView(vm => vm.loadServerPolicyViewModel, vm => vm ? new LoadServerPolicyView(vm) : null),
             t.div({className: "footer"}, [
-                t.p(t.img({src: "images/matrix-logo.svg"})),
+                t.p([
-                t.p(["This invite uses ", externalLink(t, "https://matrix.org", "Matrix"), ", an open network for secure, decentralized communication."]),
+                    "© 2026 ", 
-                t.ul({className: "links"}, [
+                    t.a({href: "https://ztfr.eu"}, "Zeitfresser"), 
-                    t.li(externalLink(t, "https://github.com/matrix-org/matrix.to", "GitHub project")),
+                    " | Powered by ", 
-                    t.li(externalLink(t, "https://github.com/matrix-org/matrix.to/tree/main/src/open/clients", "Add your app")),
+                    externalLink(t, "https://github.com/matrix-org/matrix.to", "Matrix-to")
-                    t.li({className: {hidden: vm => !vm.hasPreferences}},
+                ]),
-                        t.button({className: "text", onClick: () => vm.clearPreferences()}, "Clear preferences")),
+                t.p({className: {hidden: vm => !vm.hasPreferences}}, [
-                    t.li(t.a({href: "#/disclaimer/"}, "Disclaimer")),
+                    t.button({className: "text", onClick: () => { vm.clearPreferences(); location.reload(); }}, "Clear preferences")
                 ])
             ])
         ]);

src/open/ClientView.js

@@ -39,6 +39,14 @@ function renderInstructions(parts) {
 export class ClientView extends TemplateView {
 
     render(t, vm) {
+        return t.mapView(vm => vm.customWebInstanceFormOpen, open => {
+            switch (open) {
+                case true: return new SetCustomWebInstanceView(vm);
+                case false: return new TemplateView(vm, t => this.renderContent(t, vm));
+            }
+        });
+    }
+    renderContent(t, vm) {
         return t.div({className: {"ClientView": true, "isPreferred": vm => vm.hasPreferredWebInstance}}, [
             ... vm.hasPreferredWebInstance ? [t.div({className: "hostedBanner"}, vm.hostedByBannerLabel)] : [],
             t.div({className: "header"}, [
@@ -112,10 +120,49 @@ class InstallClientView extends TemplateView {
     }
 }
 
+export class SetCustomWebInstanceView extends TemplateView {
+    render(t, vm) {
+        return t.div({className: "SetCustomWebInstanceView"}, [
+            t.p([
+                "Use a custom web instance for the ", t.strong(vm.name), " client:",
+            ]),
+            t.form({action: "#", id: "setCustomWebInstanceForm", onSubmit: evt => this._onSubmit(evt)}, [
+                t.input({
+                    type: "text",
+                    className: "fullwidth large",
+                    placeholder: "chat.example.org",
+                    name: "instanceHostname",
+                    value: vm.preferredWebInstance || "",
+                }),
+                t.input({type: "submit", value: "Save", className: "primary fullwidth"}),
+                t.input({type: "button", value: "Use Default Instance", className: "secondary fullwidth", onClick: evt => this._onReset(evt)}),
+            ])
+        ]);
+    }
+
+    _onSubmit(evt) {
+        evt.preventDefault();
+        const form = evt.target;
+        const {instanceHostname} = form.elements;
+        this.value.setCustomWebInstance(instanceHostname.value);
+        this.value.closeCustomWebInstanceForm();
+    }
+
+    _onReset(evt) {
+        this.value.setCustomWebInstance(undefined);
+        this.value.closeCustomWebInstanceForm();
+    }
+}
+
 function showBack(t, vm) {
     return t.p({className: {caption: true, "back": true, hidden: vm => !vm.showBack}}, [
         `Continue with ${vm.name} · `,
         t.button({className: "text", onClick: () => vm.back()}, "Change"),
+        t.span({hidden: vm => !vm.supportsCustomWebInstances}, [
+            ' · ',
+            t.button({className: "text", onClick: () => vm.configureCustomWebInstance()}, "Use Custom Web Instance"),
+        ])
+
     ]);
 }
 

src/open/ClientViewModel.js

@@ -35,6 +35,7 @@ export class ClientViewModel extends ViewModel {
         this._pickClient = pickClient;
         // to provide "choose other client" button after calling pick()
         this._clientListViewModel = null;
+        this.customWebInstanceFormOpen = false;
         this._update();
     }
 
@@ -59,11 +60,11 @@ export class ClientViewModel extends ViewModel {
             if (this._proposedPlatform === this._nativePlatform) {
                 deepLinkLabel = "Open in app";
             } else {
-                deepLinkLabel = `Open on ${this._client.getPreferredWebInstance(this._link)}`;
+                deepLinkLabel = `Open on ${this.preferredWebInstance}`;
             }
         }
         const actions = [];
-        const proposedDeepLink = this._client.getDeepLink(this._proposedPlatform, this._link);
+        const proposedDeepLink = this._client.getDeepLink(this._proposedPlatform, this._link, this.preferredWebInstance);
         if (proposedDeepLink) {
             actions.push({
                 label: deepLinkLabel,
@@ -83,8 +84,8 @@ export class ClientViewModel extends ViewModel {
         // show only if there is a preferred instance, and if we don't already link to it in the first button
         if (hasPreferredWebInstance && this._webPlatform && this._proposedPlatform !== this._webPlatform) {
             actions.push({
-                label: `Open on ${this._client.getPreferredWebInstance(this._link)}`,
+                label: `Open on ${this.preferredWebInstance}`,
-                url: this._client.getDeepLink(this._webPlatform, this._link),
+                url: this._client.getDeepLink(this._webPlatform, this._link, this.preferredWebInstance),
                 kind: "open-in-web",
                 activated: () => {} // don't persist this choice as we don't persist the preferred web instance, it's in the url
             });
@@ -108,10 +109,10 @@ export class ClientViewModel extends ViewModel {
             actions.push(...nativeActions);
         }
         if (this._webPlatform) {
-            const webDeepLink = this._client.getDeepLink(this._webPlatform, this._link);
+            const webDeepLink = this._client.getDeepLink(this._webPlatform, this._link, this.preferredWebInstance);
             if (webDeepLink) {
                 const webLabel = this.hasPreferredWebInstance ?
-                    `Open on ${this._client.getPreferredWebInstance(this._link)}` :
+                    `Open on ${this.preferredWebInstance}` :
                     `Continue in your browser`;
                 actions.push({
                     label: webLabel,
@@ -128,18 +129,26 @@ export class ClientViewModel extends ViewModel {
         return actions;
     }
 
-    get hasPreferredWebInstance() {
+    get preferredWebInstance() {
         // also check there is a web platform that matches the platforms the user is on (mobile or desktop web)
-        return this._webPlatform && typeof this._client.getPreferredWebInstance(this._link) === "string";
+        if (!this._webPlatform) return undefined;
+        return (
+            this.preferences.getCustomWebInstance(this._client.id)
+            || this._client.getPreferredWebInstance(this._link)
+        );
+    }
+
+    get hasPreferredWebInstance() {
+        return typeof this.preferredWebInstance === "string";
     }
 
     get hostedByBannerLabel() {
-        const preferredWebInstance = this._client.getPreferredWebInstance(this._link);
+        if (this.hasPreferredWebInstance) {
-        if (this._webPlatform && preferredWebInstance) {
+            const preferredWebInstance = this.preferredWebInstance;
             let label = preferredWebInstance;
-            const subDomainIdx = preferredWebInstance.lastIndexOf(".", preferredWebInstance.lastIndexOf("."));
+            const subDomainIdx = preferredWebInstance.lastIndexOf(".", preferredWebInstance.lastIndexOf(".") - 1);
             if (subDomainIdx !== -1) {
-                label = preferredWebInstance.slice(preferredWebInstance.length - subDomainIdx + 1);
+                label = preferredWebInstance.slice(subDomainIdx + 1);
             }
             return `Hosted by ${label}`;
         }
@@ -188,7 +197,7 @@ export class ClientViewModel extends ViewModel {
 
     get showDeepLinkInInstall() {
         // we can assume this._nativePlatform as this._clientCanIntercept already checks it
-        return this._clientCanIntercept && !!this._client.getDeepLink(this._nativePlatform, this._link);
+        return this._clientCanIntercept && !!this._client.getDeepLink(this._nativePlatform, this._link, this.preferredWebInstance);
     }
 
     get availableOnPlatformNames() {
@@ -223,6 +232,10 @@ export class ClientViewModel extends ViewModel {
         return !!this._clientListViewModel;
     }
 
+    get supportsCustomWebInstances() {
+        return !!this._client.supportsCustomInstances;
+    }
+
     back() {
         if (this._clientListViewModel) {
             const vm = this._clientListViewModel;
@@ -231,9 +244,29 @@ export class ClientViewModel extends ViewModel {
             // in the list with all clients, and also if we refresh, we get the list with
             // all clients rather than having our "change client" click reverted.
             this.preferences.setClient(undefined, undefined);
+            this.preferences.setCustomWebInstance(this._client.id, undefined);
             this._update();
             this.emitChange();
             vm.showAll();
         }
     }
+
+    configureCustomWebInstance() {
+        this.customWebInstanceFormOpen = true;
+        this.emitChange();
+    }
+
+    closeCustomWebInstanceForm() {
+        this.customWebInstanceFormOpen = false;
+        this.emitChange();
+    }
+
+    setCustomWebInstance(hostname) {
+        if (hostname) {
+            hostname = hostname.trim().replace(/^https:\/\//, '').replace(/\/.*$/, '');
+        }
+        this.preferences.setClient(this._client.id, hostname ? this._webPlatform : (this._nativePlatform || this._webPlatform));
+        this.preferences.setCustomWebInstance(this._client.id, hostname || undefined);
+        this._update();
+    }
 }

src/open/clients/Element.js

@@ -18,13 +18,15 @@ import {Maturity, Platform, LinkKind,
     FDroidLink, AppleStoreLink, PlayStoreLink, WebsiteLink} from "../types.js";
 
 const trustedWebInstances = [
-    "app.element.io",   // first one is the default one
+    "chat.ztfr.eu",  // Zeitfresser ist der gesetzte Standard
+    "app.element.io",
     "develop.element.io",
     "chat.fedoraproject.org",
     "chat.fosdem.org",
     "chat.mozilla.org",
     "webchat.kde.org",
     "app.gitter.im",
+    "chat.blender.org",
 ];
 
 /**
@@ -56,8 +58,9 @@ export class Element {
     get homepage() { return "https://element.io"; }
     get author() { return "Element"; }
     getMaturity(platform) { return Maturity.Stable; }
+    get supportsCustomInstances() { return true; }
 
-    getDeepLink(platform, link) {
+    getDeepLink(platform, link, preferredWebInstance) {
         let fragmentPath;
         switch (link.kind) {
             case LinkKind.User:
@@ -80,12 +83,15 @@ export class Element {
 
         const isWebPlatform = platform === Platform.DesktopWeb || platform === Platform.MobileWeb;
         if (isWebPlatform || platform === Platform.iOS) {
+            // Standardmäßig deine Instanz nehmen
             let instanceHost = trustedWebInstances[0];
-            // we use app.element.io which iOS will intercept, but it likely won't intercept any other trusted instances
+
-            // so only use a preferred web instance for true web links.
+            // Falls der Nutzer über den "Change"-Dialog eine bevorzugte Instanz 
-            if (isWebPlatform && trustedWebInstances.includes(link.webInstances[this.id])) {
+            // oder eine Custom-URL gewählt hat, nutzen wir diese:
-                instanceHost = link.webInstances[this.id];
+            if (isWebPlatform && preferredWebInstance) {
+                instanceHost = preferredWebInstance;
             }
+
             return `https://${instanceHost}/#/${fragmentPath}`;
         } else if (platform === Platform.Linux || platform === Platform.Windows || platform === Platform.macOS) {
             return `element://vector/webapp/#/${fragmentPath}`;
@@ -98,8 +104,8 @@ export class Element {
     getCopyString(platform, link) {}
     getInstallLinks(platform) {
         switch (platform) {
-            case Platform.iOS: return [new AppleStoreLink('vector', 'id1083446067')];
+            case Platform.iOS: return [new AppleStoreLink('element-x-secure-chat-call', 'id1631335820')];
-            case Platform.Android: return [new PlayStoreLink('im.vector.app'), new FDroidLink('im.vector.app')];
+            case Platform.Android: return [new PlayStoreLink('io.element.android.x'), new FDroidLink('io.element.android.x')];
             default: return [new WebsiteLink("https://element.io/download")];
         }
     }
@@ -109,6 +115,8 @@ export class Element {
     }
 
     getPreferredWebInstance(link) {
+        // Hier geben wir dem System die Erlaubnis, gespeicherte Präferenzen zu finden.
+        // Wenn keine da sind, greift oben automatisch trustedWebInstances[0].
         const idx = trustedWebInstances.indexOf(link.webInstances[this.id])
         return idx === -1 ? undefined : trustedWebInstances[idx];
     }