feat: add support for plausible, cleanup and refactor code

server/analytics/analytics.js

@@ -0,0 +1,44 @@
+const googleAnalytics = require("./google-analytics");
+const umamiAnalytics = require("./umami-analytics");
+const plausibleAnalytics = require("./plausible-analytics");
+
+/**
+ * Returns a string that represents the javascript that is required to insert the selected Analytics' script
+ * into a webpage.
+ * @param {typeof import("../model/status_page").StatusPage} statusPage Status page populate HTML with
+ * @returns {string} HTML script tags to inject into page
+ */
+function getAnalyticsScript(statusPage) {
+    switch (statusPage.analyticsType) {
+        case "google":
+            return googleAnalytics.getGoogleAnalyticsScript(statusPage.analyticsId);
+        case "umami":
+            return umamiAnalytics.getUmamiAnalyticsScript(statusPage.analyticsDomainUrl, statusPage.analyticsId);
+        case "plausible":
+            return plausibleAnalytics.getPlausibleAnalyticsScript(statusPage.analyticsDomainUrl, statusPage.analyticsId);
+        default:
+            return null;
+    }
+}
+
+/**
+ * Function that checks wether the selected analytics has been configured properly
+ * @param {typeof import("../model/status_page").StatusPage} statusPage Status page populate HTML with
+ * @returns {boolean} Boolean defining if the analytics config is valid
+ */
+function isValidAnalyticsConfig(statusPage) {
+    switch (statusPage.analyticsType) {
+        case "google":
+            return statusPage.analyticsId != null;
+        case "umami":
+        case "plausible":
+            return statusPage.analyticsId != null && statusPage.analyticsDomainUrl != null;
+        default:
+            return false;
+    }
+}
+
+module.exports = {
+    getAnalyticsScript,
+    isValidAnalyticsConfig
+};

server/analytics/plausible-analytics.js

@@ -0,0 +1,36 @@
+const jsesc = require("jsesc");
+const { escape } = require("html-escaper");
+
+/**
+ * Returns a string that represents the javascript that is required to insert the Plausible Analytics script
+ * into a webpage.
+ * @param {string} plausibleDomainUrl Domain name with tld to use with the Plausible Analytics script.
+ * @param {string} domainsToMonitor Domains to track seperated by a ',' to add Plausible Analytics script.
+ * @returns {string} HTML script tags to inject into page
+ */
+function getPlausibleAnalyticsScript(plausibleDomainUrl, domainsToMonitor) {
+    let escapedDomainUrlJS = jsesc(plausibleDomainUrl, { isScriptContext: true });
+    let escapedWebsiteIdJS = jsesc(domainsToMonitor, { isScriptContext: true });
+
+    if (escapedDomainUrlJS) {
+        escapedDomainUrlJS = escapedDomainUrlJS.trim();
+    }
+
+    if (escapedWebsiteIdJS) {
+        escapedWebsiteIdJS = escapedWebsiteIdJS.trim();
+    }
+
+    // Escape the domain url for use in an HTML attribute.
+    let escapedDomainUrlHTMLAttribute = escape(escapedDomainUrlJS);
+
+    // Escape the website id for use in an HTML attribute.
+    let escapedWebsiteIdHTMLAttribute = escape(escapedWebsiteIdJS);
+
+    return `
+        <script defer src="https://${escapedDomainUrlHTMLAttribute}/js/script.js" data-domain="${escapedWebsiteIdHTMLAttribute}"></script>
+    `;
+}
+
+module.exports = {
+    getPlausibleAnalyticsScript
+};

server/model/status_page.js

@@ -3,8 +3,7 @@ const { R } = require("redbean-node");
 const cheerio = require("cheerio");
 const { UptimeKumaServer } = require("../uptime-kuma-server");
 const jsesc = require("jsesc");
-const googleAnalytics = require("../google-analytics");
-const umamiAnalytics = require("../umami-analytics");
+const analytics = require("../analytics/analytics");
 const { marked } = require("marked");
 const { Feed } = require("feed");
 const config = require("../config");
@@ -121,14 +120,9 @@ class StatusPage extends BeanModel {
 
         const head = $("head");
 
-        if (statusPage.analyticsType === "google" && statusPage.analyticsId) {
-            let escapedGoogleAnalyticsScript = googleAnalytics.getGoogleAnalyticsScript(statusPage.analyticsId);
-            head.append($(escapedGoogleAnalyticsScript));
-        }
-
-        if (statusPage.analyticsType === "umami" && statusPage.analyticsDomainUrl && statusPage.analyticsId) {
-            let escapedUmamiAnalyticsScript = umamiAnalytics.getUmamiAnalyticsScript(statusPage.analyticsDomainUrl, statusPage.analyticsId);
-            head.append($(escapedUmamiAnalyticsScript));
+        if (analytics.isValidAnalyticsConfig(statusPage)) {
+            let escapedAnalyticsScript = analytics.getAnalyticsScript(statusPage);
+            head.append($(escapedAnalyticsScript));
         }
 
         // OG Meta Tags

test/e2e/specs/status-page.spec.js

@@ -20,6 +20,8 @@ test.describe("Status Page", () => {
         const googleAnalyticsId = "G-123";
         const umamiAnalyticsDomainUrl = "example.com";
         const umamiAnalyticsWebsiteId = "606487e2-bc25-45f9-9132-fa8b065aad46";
+        const plausibleAnalyticsDomainUrl = "example.com";
+        const plausibleAnalyticsDomainsUrls = "one.com,two.com";
         const customCss = "body { background: rgb(0, 128, 128) !important; }";
         const descriptionText = "This is an example status page.";
         const incidentTitle = "Example Outage Incident";
@@ -132,6 +134,16 @@ test.describe("Status Page", () => {
 
         expect(await page.locator("head").innerHTML()).toContain(umamiAnalyticsDomainUrl);
         expect(await page.locator("head").innerHTML()).toContain(umamiAnalyticsWebsiteId);
+
+        await page.getByTestId("edit-button").click();
+        // Fill in plausible analytics after editing
+        await page.getByTestId("analytics-type-select").selectOption("plausible");
+        await page.getByTestId("analytics-domain-url-input").fill(plausibleAnalyticsDomainUrl);
+        await page.getByTestId("analytics-id-input").fill(plausibleAnalyticsDomainsUrls);
+        await page.getByTestId("save-button").click();
+        await screenshot(testInfo, page);
+        expect(await page.locator("head").innerHTML()).toContain(plausibleAnalyticsDomainUrl);
+        expect(await page.locator("head").innerHTML()).toContain(plausibleAnalyticsDomainsUrls);
     });
 
     // @todo Test certificate expiry