Remove Jekyll tags from JavaScript source and load configuration instead

README.md

@@ -503,11 +503,11 @@ Example:
 
 {% include js/conference.js %}
 
-(function() {
-    let map = window.conference.map;
+(() => {
+    const map = window.conference.map;
 
     if (typeof map !== 'undefined') {
-        var main_station = L.marker([47.37785, 8.54035], {
+        let main_station = L.marker([47.37785, 8.54035], {
             icon: L.divIcon({
                 className: '',
                 html: '<span class="fas fa-train"></span> Main Station',

_includes/js/conference.js

@@ -1,13 +1,19 @@
-// Global app variable
-window.conference = {};
-
-// Bootstrap (Style Framework)
+// Libraries
+//   Bootstrap (Style Framework)
 {% include js/lib/jquery-3.5.1.min.js %}
 {% include js/lib/popper.min.js %}
 {% include js/lib/bootstrap.js %}
 
-// FontAwesome (Icons)
-//   Imported via CSS and webfonts
+//   FontAwesome (Icons)
+//     Imported via CSS and webfonts
+
+// Conference
+window.conference = {
+    config: {
+        baseurl: '{{ site.baseurl }}'
+    }
+};
+
 
 // Program
 {% include js/lib/syncscroll.js %}
@@ -31,3 +37,6 @@ window.conference = {};
 {% if site.conference.live %}
     {% include js/live.js %}
 {% endif %}
+
+// Load configuration and start initialization
+{% include js/init.js %}

_includes/js/init.js

@@ -0,0 +1,37 @@
+const init = () => {
+    // Load configuration
+    const request = new Request(window.conference.config.baseurl + '/assets/js/config.json');
+
+    fetch(request)
+    .then(response =>
+        response.json()
+    )
+    .then(config => {
+        // Add configuration to global scope
+        window.conference.config = Object.assign(window.conference.config, config);
+
+        // Execute initialization functions
+        for (const [name, module] of Object.entries(window.conference)) {
+            if (name == 'config') {
+                continue;
+            }
+
+            let c;
+            if (name in config) {
+                c = config[name];
+            }
+            let l;
+            if (name in config.lang) {
+                l = config.lang[name];
+            }
+
+            module.init(c, l)
+        }
+
+    })
+    .catch((error) => {
+        console.log(error);
+    });
+};
+
+init();