use defer

 * fix to use defer if possible
 * replace $().ready(...) with $(function(){...}) and use jquery layzyload hack

local/ac.js

@@ -50,7 +50,7 @@ function search(e, ui) {
         location.href = url_prefix + _qp + encodeURIComponent(ui.item.value).replace(/%2F/g,'/');
 }
 
-$().ready(function() {
+function attachAutocomplete() {
     if (init_inputform('go','ac_goto'))
     $('#ac_goto').autocomplete({
         source: titleindex, delay: 100,
@@ -59,7 +59,10 @@ $().ready(function() {
                 location.href = url_prefix + _qp + encodeURIComponent(ui.item.value).replace(/%2F/g,'/');
         }
     });
-});
+}
+
+if (window.addEventListener) window.addEventListener("load",attachAutocomplete,false);
+else if (window.attachEvent) window.attachEvent("onload",attachAutocomplete);
 })();
 
 // vim:et:sts=4:sw=4:

local/js/i18n.js

@@ -28,6 +28,7 @@ readLanguage = function(domain) {
         var js = document.createElement('script');
         js.type = 'text/javascript';
         js.src = _url_prefix + '/local/js/locale/' + lang.substr(0,2) + '/' + domain + '.js';
+        js.defer = true;
         js.onreadystatechange = function () {
             if (this.readyState == 'complete') {
                 loadLanguage();

local/mobile.js

@@ -256,7 +256,7 @@ function init_images() {
 }
 
 // onload
-if (jQuery)
+if (typeof jQuery != 'undefined')
     $(document).ready(function() { init_images(); });
 else
 if (window.addEventListener)

plugin/Clip.php

@@ -156,10 +156,6 @@ function showImage(url) {
   };
 }
 
-if (url) {
-  showImage(url);
-}
-
 function postBase64(base64, name) {
     var postdata = 'action=clip&name=' + name + '&value=' + encodeURIComponent(base64);
     HTTPPost("$url_save", postdata, function(ret) {
@@ -168,7 +164,12 @@ function postBase64(base64, name) {
     });
 }
 
-$(document).ready(function() {
+$(function() {
+
+if (url) {
+  showImage(url);
+}
+
 $("#clipPlugin").on('paste', function(e) {
   var clipData = (e.clipboardData || e.originalEvent.clipboardData)
   if (!clipData)
@@ -197,6 +198,7 @@ function postBase64(base64, name) {
 /*]]>*/
 </script>\n
 JS;
+  $formatter->jqReady = true;
 
   $png_url="$imgpath.png";
 

plugin/JME.php

@@ -80,7 +80,7 @@ function macro_JME($formatter,$value) {
     $id = $cid + 0;
 
     return <<<APPLET
-<script type="text/javascript" language="javascript" src="$pubpath/jsme/jsme.nocache.js"></script>
+<script defer type="text/javascript" language="javascript" src="$pubpath/jsme/jsme.nocache.js"></script>
 <script type='text/javascript'>
 /*<![CDATA[*/
 var jsmeApplet$id = null;

plugin/JSUpload.php

@@ -187,7 +187,7 @@ function abortHandler(event) {
     console.log("Upload Aborted");
 }
 
-$(document).ready(function() {
+$(function() {
 $('#jsuploadform :file').on('change', function(){
     for (i=0; i<this.files.length; i++) {
         uploadFile(this.files[i]);
@@ -200,6 +200,8 @@ function abortHandler(event) {
 /*]]>*/
 </script>
 EOF;
+    $formatter->jqReady = true;
+
     $submit_btn='<span id="spanButtonPlaceHolder"><input type="file" name="upload[]" multiple /></span>';
     $cancel_btn='';
 

plugin/Keywords.php

@@ -369,7 +369,8 @@ function macro_Keywords($formatter,$value,$options=array()) {
         $out = preg_replace('/&amp;/',urlencode('&'),$out)."</ul>";
 
         $_prefix=qualifiedUrl("$DBInfo->url_prefix/applets/TagCloud");
-        $formatter->register_javascripts(array("$_prefix/jquery.tagcanvas.js"));
+        $formatter->register_javascripts("<script type='text/javascript' defer src='$_prefix/jquery.tagcanvas.js'></script>");
+        $formatter->jqReady = true;
         return <<<JS
 <script type="text/javascript">
 /*<![CDATA[*/
@@ -390,7 +391,7 @@ function macro_Keywords($formatter,$value,$options=array()) {
 lock,
 shape = 'sphere';
 
-$(document).ready(function(){
+$(function(){
    TagCanvas.textFont = 'Trebuchet MS, Helvetica, sans-serif';
    TagCanvas.textColour = '#4800ff';
    TagCanvas.textHeight = 25;

plugin/RecentChanges.php

@@ -529,7 +529,7 @@ function macro_RecentChanges($formatter,$value='',$options='') {
 
     $btn[]=$formatter->link_tag($formatter->page_urlname,"?$arg=...",'...',
       'onClick="return daysago(this)"');
-    $script="<script type='text/javascript' src='$DBInfo->url_prefix/local/rc.js' ></script>";
+    $script="<script defer type='text/javascript' src='$DBInfo->url_prefix/local/rc.js' ></script>";
     $btnlist=$msg[0].' <ul><li>'.implode("</li>\n<li>",$btn).
       '</li></ul> '.$msg[1];
     $btnlist=$script."<div class='rc-button'>\n".$btnlist."</div>\n";
@@ -1263,7 +1263,7 @@ function update_bookmark(time) {
     $js = <<<JS
 <script type='text/javascript'>
 /*<![CDATA[*/
-(function() {
+$(function() {
   var url = "$url";
   HTTPGet(url, function(txt) {
   var rc = document.getElementById("rc$rc_id");
@@ -1278,6 +1278,7 @@ function update_bookmark(time) {
 /*]]>*/
 </script>
 JS;
+    $formatter->jqReady = true;
     $rc_id++;
   } else if ($use_js and $rctype == 'board') {
     $js.= <<<JS

plugin/processor/jsmol.php

@@ -243,7 +243,7 @@ function initJmol() {
     //console: "none", // default will be jmolApplet0_infodiv, but you can designate another div here or "none"
 }
 
-$(document).ready(function() {
+$(function() {
     initJmol();
     $("#appdiv").html(Jmol.getAppletHtml("jmolApplet$id", Info))
 })
@@ -253,8 +253,8 @@ function initJmol() {
 /*>*/
 </script>\n
 JS;
-
-    $formatter->register_javascripts('<script type="text/javascript" src="'.$pubpath.'/jsmol/JSmol.min.nojq.js"></script>');
+    $formatter->jqReady = true;
+    $formatter->register_javascripts('<script defer type="text/javascript" src="'.$pubpath.'/jsmol/JSmol.min.nojq.js"></script>');
 
     return <<<APP
 <div class="jmolControl">

wiki.php

@@ -257,7 +257,7 @@ function kbd_handler($prefix = '') {
 FrontPage= "$Config[frontpage]";
 /*]]>*/
 </script>
-<script type="text/javascript" src="$Config[kbd_script]"></script>\n
+<script defer type="text/javascript" src="$Config[kbd_script]"></script>\n
 EOS;
 }
 
@@ -1911,6 +1911,34 @@ function __construct($page="",$options=array()) {
     # recursive footnote regex
     $this->footrule='\[\*[^\[\]]*((?:[^\[\]]++|\[(?13)\])*)\]';
 
+    register_shutdown_function(array(&$this,'close_javascripts'));
+  }
+
+  function close_javascripts() {
+    if (!empty($this->jqReady))
+      echo <<<EOJS
+<script type="text/javascript">
+/*<![CDATA[*/
+(function(){
+var i = 0;
+function _jqFinalize() {
+  if (typeof(jQuery) != 'undefined') {
+    $(function() {
+      $.each(___MWJQQ___, function(i, fn) { fn(); });
+   });
+  } else {
+    if (++i < 3) {
+      console.log("jq retry.. #" + i);
+      setTimeout(_jqFinalize, 100);
+    }
+  }
+}
+_jqFinalize();
+})();
+/*]]>*/
+</script>\n
+EOJS;
+    $this->jqReady = false;
   }
 
   /**
@@ -4832,6 +4860,10 @@ function send_header($header="",$options=array()) {
 <script type="text/javascript">
 /*<![CDATA[*/
 _url_prefix="$DBInfo->url_prefix";
+
+/* https://stackoverflow.com/a/21013975/1696120 */
+___MWJQQ___ = [];
+$ = function(fn) { ___MWJQQ___.push(fn); };
 /*]]>*/
 </script>
 JSHEAD;

wikilib.php

@@ -4337,12 +4337,13 @@ function macro_RandomPage($formatter, $value = '', $params = array()) {
     $myid = sprintf("randomPage%02d", $id);
     $id++;
     $url = $formatter->link_url('', "?action=randompage/ajax&value=".$number);
+    $formatter->jqReady = true;
     return <<<EOF
 <div id='$myid'>
 </div>
 <script type='text/javascript'>
 /*<![CDATA[*/
-(function () {
+$(function () {
   HTTPGet("$url", function(msg) {
    var ret;
    if (msg != null && (ret = eval(msg))) {
@@ -4356,7 +4357,7 @@ function macro_RandomPage($formatter, $value = '', $params = array()) {
       div.appendChild(ul);
    }
  });
-})();
+});
 /*]]>*/
 </script>
 EOF;
@@ -5159,7 +5160,7 @@ function macro_PageCount($formatter, $value = '', $options = array()) {
     $js = <<<JS
 <script type='text/javascript'>
 /*<![CDATA[*/
-(function() {
+$(function() {
 var url = "$url";
 var mode = "$mode";
 HTTPGet(url, function(txt) {
@@ -5172,10 +5173,11 @@ function macro_PageCount($formatter, $value = '', $options = array()) {
     out = ret['redirect'];
 rc.innerHTML = out;
 });
-})();
+});
 /*]]>*/
 </script>
 JS;
+    $formatter->jqReady = true;
   }
 
   $redirects = 0;