first commit

media/plg_quickicon_overridecheck/js/overridecheck.js

@@ -0,0 +1,67 @@
+/**
+ * @copyright  (C) 2018 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license    GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+(() => {
+
+  // Ajax call to get the override status.
+  const checkOverride = () => {
+    if (Joomla.getOptions('js-override-check')) {
+      const options = Joomla.getOptions('js-override-check');
+      const update = (type, text, linkHref) => {
+        const link = document.getElementById('plg_quickicon_overridecheck');
+        const linkSpans = link.querySelectorAll('span.j-links-link');
+        if (link) {
+          link.classList.add(type);
+          if (linkHref) {
+            link.setAttribute('href', linkHref);
+          }
+        }
+        if (linkSpans.length) {
+          linkSpans.forEach(span => {
+            span.innerHTML = Joomla.sanitizeHtml(text);
+          });
+        }
+      };
+
+      /**
+       * DO NOT use fetch() for QuickIcon requests. They must be queued.
+       *
+       * @see https://github.com/joomla/joomla-cms/issues/38001
+       */
+      Joomla.enqueueRequest({
+        url: options.ajaxUrl,
+        method: 'GET',
+        promise: true
+      }).then(xhr => {
+        const response = xhr.responseText;
+        const updateInfoList = JSON.parse(response);
+        if (updateInfoList.installerOverride !== 'disabled') {
+          if (Array.isArray(updateInfoList)) {
+            if (updateInfoList.length === 0) {
+              // No overrides found
+              update('success', Joomla.Text._('PLG_QUICKICON_OVERRIDECHECK_UPTODATE'), '');
+            } else {
+              // Scroll to page top
+              window.scrollTo(0, 0);
+              update('danger', Joomla.Text._('PLG_QUICKICON_OVERRIDECHECK_OVERRIDEFOUND').replace('%s', `<span class="badge text-dark bg-light">${updateInfoList.length}</span>`), '');
+            }
+          } else {
+            throw new Error('Override check: unexpected value type');
+          }
+        } else {
+          update('danger', Joomla.Text._('PLG_QUICKICON_OVERRIDECHECK_ERROR_ENABLE'), `index.php?option=com_plugins&task=plugin.edit&extension_id=${options.pluginId}`);
+        }
+      }).catch(() => {
+        // An error occurred
+        update('danger', Joomla.Text._('PLG_QUICKICON_OVERRIDECHECK_ERROR'), '');
+      });
+    }
+  };
+
+  // Give some times to the layout and other scripts to settle their stuff
+  window.addEventListener('load', () => {
+    setTimeout(checkOverride, 390);
+  });
+})();