Use phpDocumentor 3.7.1 templates

Author: adriendupuis

docs/api/php_api/php_api_reference/css/template.css

@@ -909,3 +909,6 @@ div.path {
 .path p.description {
     color: var(--ibexa-dusk-black);
 }
+.phpdocumentor-uml-diagram svg {
+    cursor: zoom-in;
+}

docs/api/php_api/php_api_reference/js/template.js

@@ -15,3 +15,20 @@
         observer.observe(el);
     })
 })();
+function openSvg(svg) {
+    // convert to a valid XML source
+    const as_text = new XMLSerializer().serializeToString(svg);
+    // store in a Blob
+    const blob = new Blob([as_text], { type: "image/svg+xml" });
+    // create an URI pointing to that blob
+    const url = URL.createObjectURL(blob);
+    const win = open(url);
+    // so the Garbage Collector can collect the blob
+    win.onload = (evt) => URL.revokeObjectURL(url);
+};
+
+
+var svgs = document.querySelectorAll(".phpdocumentor-uml-diagram svg");
+for( var i=0,il = svgs.length; i< il; i ++ ) {
+    svgs[i].onclick = (evt) => openSvg(evt.target);
+}