diff --git a/articles.html b/articles.html
index d5e0680..87f798f 100644
--- a/articles.html
+++ b/articles.html
@@ -11,6 +11,7 @@
+
diff --git a/articles/api-with-handy-httpd.html b/articles/api-with-handy-httpd.html
index 5355797..f34d10b 100644
--- a/articles/api-with-handy-httpd.html
+++ b/articles/api-with-handy-httpd.html
@@ -11,6 +11,7 @@
+
diff --git a/articles/beginner-guide-to-apache-lucene.html b/articles/beginner-guide-to-apache-lucene.html
index 506b364..30892d1 100644
--- a/articles/beginner-guide-to-apache-lucene.html
+++ b/articles/beginner-guide-to-apache-lucene.html
@@ -11,6 +11,7 @@
+
diff --git a/articles/d-prospects-for-future.html b/articles/d-prospects-for-future.html
index c876dac..1bea2d4 100644
--- a/articles/d-prospects-for-future.html
+++ b/articles/d-prospects-for-future.html
@@ -11,6 +11,7 @@
+
diff --git a/articles/dsh-easier-scripting-in-d.html b/articles/dsh-easier-scripting-in-d.html
index 25e4d98..bc40f1b 100644
--- a/articles/dsh-easier-scripting-in-d.html
+++ b/articles/dsh-easier-scripting-in-d.html
@@ -11,6 +11,7 @@
+
diff --git a/articles/java-swing-2d-game.html b/articles/java-swing-2d-game.html
index 625a163..1c3cd32 100644
--- a/articles/java-swing-2d-game.html
+++ b/articles/java-swing-2d-game.html
@@ -11,6 +11,7 @@
+
diff --git a/articles/spring-osiv-transactions.html b/articles/spring-osiv-transactions.html
index 213c054..f331624 100644
--- a/articles/spring-osiv-transactions.html
+++ b/articles/spring-osiv-transactions.html
@@ -11,6 +11,7 @@
+
diff --git a/articles/template.html b/articles/template.html
index ee3df8d..3474f8b 100644
--- a/articles/template.html
+++ b/articles/template.html
@@ -11,6 +11,7 @@
+
diff --git a/contact.html b/contact.html
index eb1b94e..049ace5 100644
--- a/contact.html
+++ b/contact.html
@@ -11,6 +11,7 @@
+
diff --git a/index.html b/index.html
index ba62ebf..3e3f75b 100644
--- a/index.html
+++ b/index.html
@@ -11,6 +11,7 @@
+
diff --git a/logbook.html b/logbook.html
index ea909b6..a7ca734 100644
--- a/logbook.html
+++ b/logbook.html
@@ -11,6 +11,7 @@
+
diff --git a/projects.html b/projects.html
index 8b82914..c8ceee4 100644
--- a/projects.html
+++ b/projects.html
@@ -11,6 +11,7 @@
+
diff --git a/scripts/sitestat.js b/scripts/sitestat.js
new file mode 100644
index 0000000..3d36f61
--- /dev/null
+++ b/scripts/sitestat.js
@@ -0,0 +1,104 @@
+/*
+sitestat.js is meant to be included in the like so:
+
+
+
+See test-site/index.html for an example.
+*/
+
+/**
+ * The global websocket singleton. It's initialized at the bottom of this script.
+ * @type {WebSocket | null}
+ */
+let WS = null;
+let REMOTE_URL = null;
+const RETRY_TIMEOUT = 1000;
+let RETRY_COUNT = 0;
+
+/**
+ * Sends some JSON object to sitestat.
+ * @param {object} data The data to send.
+ */
+function sendStat(data) {
+ if (WS !== null && WS.readyState === WebSocket.OPEN) {
+ WS.send(JSON.stringify(data));
+ } else {
+ console.warn("Couldn't send sitestat data because websocket is not open: ", data);
+ }
+}
+
+/**
+ * Handles any event encountered, and sends a small message to sitestat about it.
+ * @param {Event} event The event that occurred.
+ */
+function handleEvent(event) {
+ sendStat({
+ type: "event",
+ event: event.type
+ });
+}
+
+/**
+ * Gets the remote URL that sitestat is running at, from the query params of
+ * the script's `src` attribute. Throws an error if such a URL could not be
+ * found.
+ * @returns {string} The remote URL to connect to.
+ */
+function getRemoteUrl() {
+ const scriptUrl = document.currentScript.src;
+ const paramsIdx = scriptUrl.indexOf("?");
+ if (paramsIdx !== -1) {
+ const paramsStr = scriptUrl.substring(paramsIdx);
+ const params = new URLSearchParams(paramsStr);
+ const remoteUrl = params.get("remote-url");
+ if (remoteUrl !== null) {
+ return remoteUrl;
+ }
+ }
+ throw new Error("Missing `remote-url=...` query parameter on script src attribute.")
+}
+
+function initWS() {
+ console.info("Trying to open a connection to sitestat...");
+ WS = new WebSocket(`wss://${REMOTE_URL}/ws`);
+ WS.onopen = () => {
+ console.info(
+ "📈 Established a connection to %csitestat%c for %cnon-intrusive, non-identifiable%csite analytics.\nLearn more here: https://github.com/andrewlalis/sitestat or check your browser's network tab to see what's being sent.",
+ "font-weight: bold; font-style: italic; font-size: large; color: #32a852; background-color: #2e2e2e; padding: 5px;",
+ "",
+ "font-style: italic;"
+ );
+ sendStat({
+ type: "ident",
+ href: window.location.href,
+ userAgent: window.navigator.userAgent,
+ viewport: {
+ width: window.innerWidth,
+ height: window.innerHeight
+ }
+ });
+ }
+ // WS.onerror = console.error;
+ WS.onclose = (closeEvent) => {
+ if (closeEvent.code > 1001 && RETRY_COUNT < 10) {
+ RETRY_COUNT++;
+ console.warn("sitestat connection closed unexpectedly with code "+closeEvent.code+". Trying to reestablish the connection in " + RETRY_TIMEOUT + "ms.");
+ window.setTimeout(initWS, RETRY_TIMEOUT);
+ }
+ }
+}
+
+
+
+// The main script starts below:
+if (window.navigator.webdriver) {
+ throw new Error("sitestat disabled for automated user agents.");
+}
+REMOTE_URL = getRemoteUrl();
+initWS();
+
+// Register various event listeners.
+const events = ["click", "keyup", "keydown", "copy"];
+for (let i = 0; i < events.length; i++) {
+ document.addEventListener(events[i], handleEvent);
+}
diff --git a/training.html b/training.html
index a5fc445..d326997 100644
--- a/training.html
+++ b/training.html
@@ -11,6 +11,7 @@
+