From 4cda67aa123486a2a6772ddc21fd86f7209d3b0b Mon Sep 17 00:00:00 2001
From: unknown <fofolee@qq.com>
Date: Tue, 21 Apr 2020 09:00:22 +0800
Subject: [PATCH] =?UTF-8?q?=E9=AB=98=E4=BA=AE=E6=90=9C=E7=B4=A2?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 assets/hlsearch.js | 71 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 assets/hlsearch.js

diff --git a/assets/hlsearch.js b/assets/hlsearch.js
new file mode 100644
index 0000000..ad02b41
--- /dev/null
+++ b/assets/hlsearch.js
@@ -0,0 +1,71 @@
+/*
+
+highlight v3  !! Modified by Jon Raasch (http://jonraasch.com) to fix IE6 bug !!
+
+Highlights arbitrary terms.
+
+<http://johannburkard.de/blog/programming/javascript/highlight-javascript-text-higlighting-jquery-plugin.html>
+
+MIT license.
+
+Johann Burkard
+<http://johannburkard.de>
+<mailto:jb@eaio.com>
+
+*/
+
+jQuery.fn.highlight = function(pat, hlclass) {
+ function innerHighlight(node, pat) {
+  var skip = 0;
+  if (node.nodeType == 3) {
+   var pos = node.data.toUpperCase().indexOf(pat);
+   if (pos >= 0) {
+    var spannode = document.createElement('span');
+    spannode.className = hlclass;
+    var middlebit = node.splitText(pos);
+    var endbit = middlebit.splitText(pat.length);
+    var middleclone = middlebit.cloneNode(true);
+    spannode.appendChild(middleclone);
+    middlebit.parentNode.replaceChild(spannode, middlebit);
+    skip = 1;
+   }
+  }
+  else if (node.nodeType == 1 && node.childNodes && !/(script|style)/i.test(node.tagName)) {
+   for (var i = 0; i < node.childNodes.length; ++i) {
+    i += innerHighlight(node.childNodes[i], pat);
+   }
+  }
+  return skip;
+ }
+ return this.each(function() {
+  innerHighlight(this, pat.toUpperCase());
+ });
+};
+
+jQuery.fn.removeHighlight = function(hlclass) {
+ function newNormalize(node) {
+    for (var i = 0, children = node.childNodes, nodeCount = children.length; i < nodeCount; i++) {
+        var child = children[i];
+        if (child.nodeType == 1) {
+            newNormalize(child);
+            continue;
+        }
+        if (child.nodeType != 3) { continue; }
+        var next = child.nextSibling;
+        if (next == null || next.nodeType != 3) { continue; }
+        var combined_text = child.nodeValue + next.nodeValue;
+        new_node = node.ownerDocument.createTextNode(combined_text);
+        node.insertBefore(new_node, child);
+        node.removeChild(child);
+        node.removeChild(next);
+        i--;
+        nodeCount--;
+    }
+ }
+
+ return this.find("span." + hlclass).each(function() {
+    var thisParent = this.parentNode;
+    thisParent.replaceChild(this.firstChild, this);
+    newNormalize(thisParent);
+ }).end();
+};
\ No newline at end of file