diff --git a/v1.111/docs/website_files/indent-section-headers.css b/v1.111/docs/website_files/indent-section-headers.css
new file mode 100644
index 0000000000..f9b3c82ca6
--- /dev/null
+++ b/v1.111/docs/website_files/indent-section-headers.css
@@ -0,0 +1,7 @@
+/*
+ * Indents each chapter title in the left sidebar so that they aren't
+ * at the same level as the section headers.
+ */
+.chapter-item {
+ margin-left: 1em;
+}
\ No newline at end of file
diff --git a/v1.111/docs/website_files/remove-nav-buttons.css b/v1.111/docs/website_files/remove-nav-buttons.css
new file mode 100644
index 0000000000..4b280794ea
--- /dev/null
+++ b/v1.111/docs/website_files/remove-nav-buttons.css
@@ -0,0 +1,8 @@
+/* Remove the prev, next chapter buttons as they interfere with the
+ * table of contents.
+ * Note that the table of contents only appears on desktop, thus we
+ * only remove the desktop (wide) chapter buttons.
+ */
+.nav-wide-wrapper {
+ display: none
+}
\ No newline at end of file
diff --git a/v1.111/docs/website_files/table-of-contents.css b/v1.111/docs/website_files/table-of-contents.css
new file mode 100644
index 0000000000..1b6f44b66a
--- /dev/null
+++ b/v1.111/docs/website_files/table-of-contents.css
@@ -0,0 +1,47 @@
+:root {
+ --pagetoc-width: 250px;
+}
+
+@media only screen and (max-width:1439px) {
+ .sidetoc {
+ display: none;
+ }
+}
+
+@media only screen and (min-width:1440px) {
+ main {
+ position: relative;
+ margin-left: 100px !important;
+ margin-right: var(--pagetoc-width) !important;
+ }
+ .sidetoc {
+ margin-left: auto;
+ margin-right: auto;
+ left: calc(100% + (var(--content-max-width))/4 - 140px);
+ position: absolute;
+ text-align: right;
+ }
+ .pagetoc {
+ position: fixed;
+ width: var(--pagetoc-width);
+ overflow: auto;
+ right: 20px;
+ height: calc(100% - var(--menu-bar-height));
+ }
+ .pagetoc a {
+ color: var(--fg) !important;
+ display: block;
+ padding: 5px 15px 5px 10px;
+ text-align: left;
+ text-decoration: none;
+ }
+ .pagetoc a:hover,
+ .pagetoc a.active {
+ background: var(--sidebar-bg) !important;
+ color: var(--sidebar-fg) !important;
+ }
+ .pagetoc .active {
+ background: var(--sidebar-bg);
+ color: var(--sidebar-fg);
+ }
+}
diff --git a/v1.111/docs/website_files/table-of-contents.js b/v1.111/docs/website_files/table-of-contents.js
new file mode 100644
index 0000000000..772da97fb9
--- /dev/null
+++ b/v1.111/docs/website_files/table-of-contents.js
@@ -0,0 +1,148 @@
+const getPageToc = () => document.getElementsByClassName('pagetoc')[0];
+
+const pageToc = getPageToc();
+const pageTocChildren = [...pageToc.children];
+const headers = [...document.getElementsByClassName('header')];
+
+
+// Select highlighted item in ToC when clicking an item
+pageTocChildren.forEach(child => {
+ child.addEventHandler('click', () => {
+ pageTocChildren.forEach(child => {
+ child.classList.remove('active');
+ });
+ child.classList.add('active');
+ });
+});
+
+
+/**
+ * Test whether a node is in the viewport
+ */
+function isInViewport(node) {
+ const rect = node.getBoundingClientRect();
+ return rect.top >= 0 && rect.left >= 0 && rect.bottom <= (window.innerHeight || document.documentElement.clientHeight) && rect.right <= (window.innerWidth || document.documentElement.clientWidth);
+}
+
+
+/**
+ * Set a new ToC entry.
+ * Clear any previously highlighted ToC items, set the new one,
+ * and adjust the ToC scroll position.
+ */
+function setTocEntry() {
+ let activeEntry;
+ const pageTocChildren = [...getPageToc().children];
+
+ // Calculate which header is the current one at the top of screen
+ headers.forEach(header => {
+ if (window.pageYOffset >= header.offsetTop) {
+ activeEntry = header;
+ }
+ });
+
+ // Update selected item in ToC when scrolling
+ pageTocChildren.forEach(child => {
+ if (activeEntry.href.localeCompare(child.href) === 0) {
+ child.classList.add('active');
+ } else {
+ child.classList.remove('active');
+ }
+ });
+
+ let tocEntryForLocation = document.querySelector(`nav a[href="${activeEntry.href}"]`);
+ if (tocEntryForLocation) {
+ const headingForLocation = document.querySelector(activeEntry.hash);
+ if (headingForLocation && isInViewport(headingForLocation)) {
+ // Update ToC scroll
+ const nav = getPageToc();
+ const content = document.querySelector('html');
+ if (content.scrollTop !== 0) {
+ nav.scrollTo({
+ top: tocEntryForLocation.offsetTop - 100,
+ left: 0,
+ behavior: 'smooth',
+ });
+ } else {
+ nav.scrollTop = 0;
+ }
+ }
+ }
+}
+
+
+/**
+ * Populate sidebar on load
+ */
+window.addEventListener('load', () => {
+ // Prevent rendering the table of contents of the "print book" page, as it
+ // will end up being rendered into the output (in a broken-looking way)
+
+ // Get the name of the current page (i.e. 'print.html')
+ const pageNameExtension = window.location.pathname.split('/').pop();
+
+ // Split off the extension (as '.../print' is also a valid page name), which
+ // should result in 'print'
+ const pageName = pageNameExtension.split('.')[0];
+ if (pageName === "print") {
+ // Don't render the table of contents on this page
+ return;
+ }
+
+ // Only create table of contents if there is more than one header on the page
+ if (headers.length <= 1) {
+ return;
+ }
+
+ // Create an entry in the page table of contents for each header in the document
+ headers.forEach((header, index) => {
+ const link = document.createElement('a');
+
+ // Indent shows hierarchy
+ let indent = '0px';
+ switch (header.parentElement.tagName) {
+ case 'H1':
+ indent = '5px';
+ break;
+ case 'H2':
+ indent = '20px';
+ break;
+ case 'H3':
+ indent = '30px';
+ break;
+ case 'H4':
+ indent = '40px';
+ break;
+ case 'H5':
+ indent = '50px';
+ break;
+ case 'H6':
+ indent = '60px';
+ break;
+ default:
+ break;
+ }
+
+ let tocEntry;
+ if (index == 0) {
+ // Create a bolded title for the first element
+ tocEntry = document.createElement("strong");
+ tocEntry.innerHTML = header.text;
+ } else {
+ // All other elements are non-bold
+ tocEntry = document.createTextNode(header.text);
+ }
+ link.appendChild(tocEntry);
+
+ link.style.paddingLeft = indent;
+ link.href = header.href;
+ pageToc.appendChild(link);
+ });
+ setTocEntry.call();
+});
+
+
+// Handle active headers on scroll, if there is more than one header on the page
+if (headers.length > 1) {
+ window.addEventListener('scroll', setTocEntry);
+}
diff --git a/v1.111/docs/website_files/version-picker.css b/v1.111/docs/website_files/version-picker.css
new file mode 100644
index 0000000000..28e5d5219a
--- /dev/null
+++ b/v1.111/docs/website_files/version-picker.css
@@ -0,0 +1,78 @@
+.version-picker {
+ display: flex;
+ align-items: center;
+}
+
+.version-picker .dropdown {
+ width: 130px;
+ max-height: 29px;
+ margin-left: 10px;
+ display: inline-block;
+ border-radius: 4px;
+ border: 1px solid var(--theme-popup-border);
+ position: relative;
+ font-size: 13px;
+ color: var(--fg);
+ height: 100%;
+ text-align: left;
+}
+.version-picker .dropdown .select {
+ cursor: pointer;
+ display: block;
+ padding: 5px 2px 5px 15px;
+}
+.version-picker .dropdown .select > i {
+ font-size: 10px;
+ color: var(--fg);
+ cursor: pointer;
+ float: right;
+ line-height: 20px !important;
+}
+.version-picker .dropdown:hover {
+ border: 1px solid var(--theme-popup-border);
+}
+.version-picker .dropdown:active {
+ background-color: var(--theme-popup-bg);
+}
+.version-picker .dropdown.active:hover,
+.version-picker .dropdown.active {
+ border: 1px solid var(--theme-popup-border);
+ border-radius: 2px 2px 0 0;
+ background-color: var(--theme-popup-bg);
+}
+.version-picker .dropdown.active .select > i {
+ transform: rotate(-180deg);
+}
+.version-picker .dropdown .dropdown-menu {
+ position: absolute;
+ background-color: var(--theme-popup-bg);
+ width: 100%;
+ left: -1px;
+ right: 1px;
+ margin-top: 1px;
+ border: 1px solid var(--theme-popup-border);
+ border-radius: 0 0 4px 4px;
+ overflow: hidden;
+ display: none;
+ max-height: 300px;
+ overflow-y: auto;
+ z-index: 9;
+}
+.version-picker .dropdown .dropdown-menu li {
+ font-size: 12px;
+ padding: 6px 20px;
+ cursor: pointer;
+}
+.version-picker .dropdown .dropdown-menu {
+ padding: 0;
+ list-style: none;
+}
+.version-picker .dropdown .dropdown-menu li:hover {
+ background-color: var(--theme-hover);
+}
+.version-picker .dropdown .dropdown-menu li.active::before {
+ display: inline-block;
+ content: "✓";
+ margin-inline-start: -14px;
+ width: 14px;
+}
\ No newline at end of file
diff --git a/v1.111/docs/website_files/version-picker.js b/v1.111/docs/website_files/version-picker.js
new file mode 100644
index 0000000000..3174b5d0bc
--- /dev/null
+++ b/v1.111/docs/website_files/version-picker.js
@@ -0,0 +1,147 @@
+
+const dropdown = document.querySelector('.version-picker .dropdown');
+const dropdownMenu = dropdown.querySelector('.dropdown-menu');
+
+fetchVersions(dropdown, dropdownMenu).then(() => {
+ initializeVersionDropdown(dropdown, dropdownMenu);
+});
+
+/**
+ * Initialize the dropdown functionality for version selection.
+ *
+ * @param {Element} dropdown - The dropdown element.
+ * @param {Element} dropdownMenu - The dropdown menu element.
+ */
+function initializeVersionDropdown(dropdown, dropdownMenu) {
+ // Toggle the dropdown menu on click
+ dropdown.addEventListener('click', function () {
+ this.setAttribute('tabindex', 1);
+ this.classList.toggle('active');
+ dropdownMenu.style.display = (dropdownMenu.style.display === 'block') ? 'none' : 'block';
+ });
+
+ // Remove the 'active' class and hide the dropdown menu on focusout
+ dropdown.addEventListener('focusout', function () {
+ this.classList.remove('active');
+ dropdownMenu.style.display = 'none';
+ });
+
+ // Handle item selection within the dropdown menu
+ const dropdownMenuItems = dropdownMenu.querySelectorAll('li');
+ dropdownMenuItems.forEach(function (item) {
+ item.addEventListener('click', function () {
+ dropdownMenuItems.forEach(function (item) {
+ item.classList.remove('active');
+ });
+ this.classList.add('active');
+ dropdown.querySelector('span').textContent = this.textContent;
+ dropdown.querySelector('input').value = this.getAttribute('id');
+
+ window.location.href = changeVersion(window.location.href, this.textContent);
+ });
+ });
+};
+
+/**
+ * This function fetches the available versions from a GitHub repository
+ * and inserts them into the version picker.
+ *
+ * @param {Element} dropdown - The dropdown element.
+ * @param {Element} dropdownMenu - The dropdown menu element.
+ * @returns {Promise<Array<string>>} A promise that resolves with an array of available versions.
+ */
+function fetchVersions(dropdown, dropdownMenu) {
+ return new Promise((resolve, reject) => {
+ window.addEventListener("load", () => {
+
+ fetch("https://api.github.com/repos/element-hq/synapse/git/trees/gh-pages", {
+ cache: "force-cache",
+ }).then(res =>
+ res.json()
+ ).then(resObject => {
+ const excluded = ['dev-docs', 'v1.91.0', 'v1.80.0', 'v1.69.0'];
+ const tree = resObject.tree.filter(item => item.type === "tree" && !excluded.includes(item.path));
+ const versions = tree.map(item => item.path).sort(sortVersions);
+
+ // Create a list of <li> items for versions
+ versions.forEach((version) => {
+ const li = document.createElement("li");
+ li.textContent = version;
+ li.id = version;
+
+ if (window.SYNAPSE_VERSION === version) {
+ li.classList.add('active');
+ dropdown.querySelector('span').textContent = version;
+ dropdown.querySelector('input').value = version;
+ }
+
+ dropdownMenu.appendChild(li);
+ });
+
+ resolve(versions);
+
+ }).catch(ex => {
+ console.error("Failed to fetch version data", ex);
+ reject(ex);
+ })
+ });
+ });
+}
+
+/**
+ * Custom sorting function to sort an array of version strings.
+ *
+ * @param {string} a - The first version string to compare.
+ * @param {string} b - The second version string to compare.
+ * @returns {number} - A negative number if a should come before b, a positive number if b should come before a, or 0 if they are equal.
+ */
+function sortVersions(a, b) {
+ // Put 'develop' and 'latest' at the top
+ if (a === 'develop' || a === 'latest') return -1;
+ if (b === 'develop' || b === 'latest') return 1;
+
+ // If any of the versions do not confrom to a semantic version string, they
+ // will be sorted behind a valid version.
+ const versionA = (a.match(/v(\d+(\.\d+)+)/) || [])[1]?.split('.') ?? '';
+ const versionB = (b.match(/v(\d+(\.\d+)+)/) || [])[1]?.split('.') ?? '';
+
+ for (let i = 0; i < Math.max(versionA.length, versionB.length); i++) {
+ if (versionB[i] === undefined) {
+ return -1;
+ }
+ if (versionA[i] === undefined) {
+ return 1;
+ }
+
+ const partA = parseInt(versionA[i], 10);
+ const partB = parseInt(versionB[i], 10);
+
+ if (partA > partB) {
+ return -1;
+ } else if (partB > partA) {
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+/**
+ * Change the version in a URL path.
+ *
+ * @param {string} url - The original URL to be modified.
+ * @param {string} newVersion - The new version to replace the existing version in the URL.
+ * @returns {string} The updated URL with the new version.
+ */
+function changeVersion(url, newVersion) {
+ const parsedURL = new URL(url);
+ const pathSegments = parsedURL.pathname.split('/');
+
+ // Modify the version
+ pathSegments[2] = newVersion;
+
+ // Reconstruct the URL
+ parsedURL.pathname = pathSegments.join('/');
+
+ return parsedURL.href;
+}
diff --git a/v1.111/docs/website_files/version.js b/v1.111/docs/website_files/version.js
new file mode 100644
index 0000000000..b4dbd05731
--- /dev/null
+++ b/v1.111/docs/website_files/version.js
@@ -0,0 +1 @@
+window.SYNAPSE_VERSION = "v1.111";
|