Added details JS polyfill for Firefox and IE

templates/2k11/admin/serendipity_editor.js.tpl

@@ -708,6 +708,107 @@ var AccessifyHTML5 = function (defaults, more_fixes) {
   }
 };
 
+// mths.be/details
+;
+(function(a, f) {
+    var e = f.fn,
+        d, c = Object.prototype.toString.call(window.opera) == '[object Opera]',
+        g = (function(l) {
+            var j = l.createElement('details'),
+                i, h, k;
+            if (!('open' in j)) {
+                return false
+            }
+            h = l.body || (function() {
+                var m = l.documentElement;
+                i = true;
+                return m.insertBefore(l.createElement('body'), m.firstElementChild || m.firstChild)
+            }());
+            j.innerHTML = '<summary>a</summary>b';
+            j.style.display = 'block';
+            h.appendChild(j);
+            k = j.offsetHeight;
+            j.open = true;
+            k = k != j.offsetHeight;
+            h.removeChild(j);
+            if (i) {
+                h.parentNode.removeChild(h)
+            }
+            return k
+        }(a)),
+        b = function(i, l, k, h) {
+            var j = i.prop('open'),
+                m = j && h || !j && !h;
+            if (m) {
+                i.removeClass('open').prop('open', false).triggerHandler('close.details');
+                l.attr('aria-expanded', false);
+                k.hide()
+            } else {
+                i.addClass('open').prop('open', true).triggerHandler('open.details');
+                l.attr('aria-expanded', true);
+                k.show()
+            }
+        };
+    e.noSelect = function() {
+        var h = 'none';
+        return this.bind('selectstart dragstart mousedown', function() {
+            return false
+        }).css({
+            MozUserSelect: h,
+            msUserSelect: h,
+            webkitUserSelect: h,
+            userSelect: h
+        })
+    };
+    if (g) {
+        d = e.details = function() {
+            return this.each(function() {
+                var i = f(this),
+                    h = f('summary', i).first();
+                h.attr({
+                    role: 'button',
+                    'aria-expanded': i.prop('open')
+                }).on('click', function() {
+                    var j = i.prop('open');
+                    h.attr('aria-expanded', !j);
+                    i.triggerHandler((j ? 'close' : 'open') + '.details')
+                })
+            })
+        };
+        d.support = g
+    } else {
+        d = e.details = function() {
+            return this.each(function() {
+                var h = f(this),
+                    j = f('summary', h).first(),
+                    i = h.children(':not(summary)'),
+                    k = h.contents(':not(summary)');
+                if (!j.length) {
+                    j = f('<summary>').text('Details').prependTo(h)
+                }
+                if (i.length != k.length) {
+                    k.filter(function() {
+                        return this.nodeType == 3 && /[^ \t\n\f\r]/.test(this.data)
+                    }).wrap('<span>');
+                    i = h.children(':not(summary)')
+                }
+                h.prop('open', typeof h.attr('open') == 'string');
+                b(h, j, i);
+                j.attr('role', 'button').noSelect().prop('tabIndex', 0).on('click', function() {
+                    j.focus();
+                    b(h, j, i, true)
+                }).keyup(function(l) {
+                    if (32 == l.keyCode || (13 == l.keyCode && !c)) {
+                        l.preventDefault();
+                        j.click()
+                    }
+                })
+            })
+        };
+        d.support = g
+    }
+}(document, jQuery));
+
 (function($) {
     // Fire responsive nav
     if($('body').has('#main_menu').size() > 0) {
@@ -725,6 +826,10 @@ var AccessifyHTML5 = function (defaults, more_fixes) {
         });
     }
 
+    // Fire details polyfill
+    $('html').addClass($.fn.details.support ? 'details' : 'no-details');
+    $('details').details();
+
     // Fire WYSIWYG editor(s)
     serendipity.spawn();
 

templates/2k11/admin/style.css

@@ -300,6 +300,24 @@ nav ol {
     padding: 0;
 }
 
+/* details polyfill */
+.no-details details > * {
+    display: none;
+}
+
+.no-details details > summary:before {
+    content: '\25BA ';
+    float: left;
+    width: 20px;
+}
+
+.no-details details.open > summary:before {
+    content: '\25BC ';
+}
+
+.no-details details summary {
+    display: block;
+}
 
 /* HELPER CLASSES */
 /* Hide visually, available for screenreaders */