mirror of
https://github.com/kevinveenbirkenbach/computer-playbook.git
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Renamed injection services
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1
roles/sys-srv-web-inj-logout/templates/body_sub.j2
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1
roles/sys-srv-web-inj-logout/templates/body_sub.j2
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<script>{{ logout_code_one_liner }}</script>
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1
roles/sys-srv-web-inj-logout/templates/head_sub.j2
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roles/sys-srv-web-inj-logout/templates/head_sub.j2
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<script src="{{ domains | get_url('web-svc-cdn', WEB_PROTOCOL) }}/{{ INJ_LOGOUT_JS_FILE_NAME }}?{{ INJ_LOGOUT_JS_VERSION }}"></script>
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127
roles/sys-srv-web-inj-logout/templates/logout.js.j2
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roles/sys-srv-web-inj-logout/templates/logout.js.j2
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/* logoutPatch.js */
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(function(global) {
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/**
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* Initialize the logout patch script.
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* @param {string} logoutUrlBase - Base logout URL (e.g., from your OIDC client).
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* @param {string} webProtocol - Protocol to use (e.g., "https").
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* @param {string} primaryDomain - Primary domain (e.g., "example.com").
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*/
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function initLogoutPatch(logoutUrlBase, webProtocol, primaryDomain) {
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const redirectUri = encodeURIComponent(webProtocol + '://' + primaryDomain);
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const logoutUrl = logoutUrlBase + '?redirect_uri=' + redirectUri;
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function matchesLogout(str) {
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return str && /(?:^|\W)log\s*out(?:\W|$)|logout/i.test(str);
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}
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/**
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* Returns true if any attribute name or value on the given element
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* contains the substring "logout" (case-insensitive).
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*
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* @param {Element} element – The DOM element to inspect.
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* @returns {boolean} – True if "logout" appears in any attribute name or value.
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*/
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function containsLogoutAttribute(element) {
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for (const attribute of element.attributes) {
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if (/logout/i.test(attribute.name) || /logout/i.test(attribute.value)) {
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return true;
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}
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}
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return false;
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}
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function matchesTechnicalIndicators(el) {
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const title = el.getAttribute('title');
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const ariaLabel = el.getAttribute('aria-label');
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const onclick = el.getAttribute('onclick');
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if (matchesLogout(title) || matchesLogout(ariaLabel) || matchesLogout(onclick)) return true;
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for (const attr of el.attributes) {
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if (attr.name.startsWith('data-') && matchesLogout(attr.name + attr.value)) return true;
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}
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if (typeof el.onclick === 'function' && matchesLogout(el.onclick.toString())) return true;
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if (el.tagName.toLowerCase() === 'use') {
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const href = el.getAttribute('xlink:href') || el.getAttribute('href');
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if (matchesLogout(href)) return true;
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}
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return false;
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}
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/**
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* Apply logout redirect behavior to a matching element:
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* – Installs a capturing click‐handler to force navigation to logoutUrl
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* – Always sets href/formaction/action to logoutUrl
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* – Marks the element as patched to avoid double‐binding
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*
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* @param {Element} el – The element to override (e.g. <a>, <button>, <form>, <input>)
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* @param {string} logoutUrl – The full logout URL including redirect params
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*/
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function overrideLogout(el, logoutUrl) {
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// avoid patching the same element twice
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if (el.dataset._logoutHandled) return;
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el.dataset._logoutHandled = "true";
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// show pointer cursor
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el.style.cursor = 'pointer';
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// capture‐phase listener so it fires before any framework handlers
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el.addEventListener('click', function(e) {
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e.preventDefault();
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window.location.href = logoutUrl;
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}, { capture: true });
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const tag = el.tagName.toLowerCase();
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// always set the link target on <a>
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if (tag === 'a') {
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el.setAttribute('href', logoutUrl);
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}
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// always set the formaction on <button> or <input>
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else if ((tag === 'button' || tag === 'input') && el.hasAttribute('formaction')) {
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el.setAttribute('formaction', logoutUrl);
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}
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// always set the form action on <form>
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else if (tag === 'form') {
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el.setAttribute('action', logoutUrl);
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}
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}
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function scanAndPatch(elements) {
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elements.forEach(el => {
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const tagName = el.tagName.toLowerCase();
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const isPotential = ['a','button','input','form','use'].includes(tagName);
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if (!isPotential) return;
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if (
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matchesLogout(el.getAttribute('name')) ||
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matchesLogout(el.id) ||
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matchesLogout(el.className) ||
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matchesLogout(el.innerText) ||
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containsLogoutAttribute(el) ||
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matchesTechnicalIndicators(el)
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) {
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overrideLogout(el, logoutUrl);
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}
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});
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}
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// Initial scan
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scanAndPatch(Array.from(document.querySelectorAll('*')));
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// Watch for dynamic content
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const observer = new MutationObserver(mutations => {
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mutations.forEach(mutation => {
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mutation.addedNodes.forEach(node => {
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if (!(node instanceof Element)) return;
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scanAndPatch([node, ...node.querySelectorAll('*')]);
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});
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});
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});
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observer.observe(document.body, { childList: true, subtree: true });
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}
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// Expose to global scope
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global.initLogoutPatch = initLogoutPatch;
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})(window);
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document.addEventListener('DOMContentLoaded', function() {
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initLogoutPatch(
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'{{ oidc.client.logout_url }}',
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'{{ WEB_PROTOCOL }}',
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'{{ PRIMARY_DOMAIN }}'
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);
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});
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