From dfd5fb3d5327fd1c0fa7f937ca178d2e149d7ab6 Mon Sep 17 00:00:00 2001
From: trphoenix <spd260@126.com>
Date: 星期四, 17 四月 2025 17:26:46 +0800
Subject: [PATCH] 增加配置说明

---
 Help/site/search/worker.js |  133 ++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 133 insertions(+), 0 deletions(-)

diff --git a/Help/site/search/worker.js b/Help/site/search/worker.js
new file mode 100644
index 0000000..8628dbc
--- /dev/null
+++ b/Help/site/search/worker.js
@@ -0,0 +1,133 @@
+var base_path = 'function' === typeof importScripts ? '.' : '/search/';
+var allowSearch = false;
+var index;
+var documents = {};
+var lang = ['en'];
+var data;
+
+function getScript(script, callback) {
+  console.log('Loading script: ' + script);
+  $.getScript(base_path + script).done(function () {
+    callback();
+  }).fail(function (jqxhr, settings, exception) {
+    console.log('Error: ' + exception);
+  });
+}
+
+function getScriptsInOrder(scripts, callback) {
+  if (scripts.length === 0) {
+    callback();
+    return;
+  }
+  getScript(scripts[0], function() {
+    getScriptsInOrder(scripts.slice(1), callback);
+  });
+}
+
+function loadScripts(urls, callback) {
+  if( 'function' === typeof importScripts ) {
+    importScripts.apply(null, urls);
+    callback();
+  } else {
+    getScriptsInOrder(urls, callback);
+  }
+}
+
+function onJSONLoaded () {
+  data = JSON.parse(this.responseText);
+  var scriptsToLoad = ['lunr.js'];
+  if (data.config && data.config.lang && data.config.lang.length) {
+    lang = data.config.lang;
+  }
+  if (lang.length > 1 || lang[0] !== "en") {
+    scriptsToLoad.push('lunr.stemmer.support.js');
+    if (lang.length > 1) {
+      scriptsToLoad.push('lunr.multi.js');
+    }
+    if (lang.includes("ja") || lang.includes("jp")) {
+      scriptsToLoad.push('tinyseg.js');
+    }
+    for (var i=0; i < lang.length; i++) {
+      if (lang[i] != 'en') {
+        scriptsToLoad.push(['lunr', lang[i], 'js'].join('.'));
+      }
+    }
+  }
+  loadScripts(scriptsToLoad, onScriptsLoaded);
+}
+
+function onScriptsLoaded () {
+  console.log('All search scripts loaded, building Lunr index...');
+  if (data.config && data.config.separator && data.config.separator.length) {
+    lunr.tokenizer.separator = new RegExp(data.config.separator);
+  }
+
+  if (data.index) {
+    index = lunr.Index.load(data.index);
+    data.docs.forEach(function (doc) {
+      documents[doc.location] = doc;
+    });
+    console.log('Lunr pre-built index loaded, search ready');
+  } else {
+    index = lunr(function () {
+      if (lang.length === 1 && lang[0] !== "en" && lunr[lang[0]]) {
+        this.use(lunr[lang[0]]);
+      } else if (lang.length > 1) {
+        this.use(lunr.multiLanguage.apply(null, lang));  // spread operator not supported in all browsers: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Spread_operator#Browser_compatibility
+      }
+      this.field('title');
+      this.field('text');
+      this.ref('location');
+
+      for (var i=0; i < data.docs.length; i++) {
+        var doc = data.docs[i];
+        this.add(doc);
+        documents[doc.location] = doc;
+      }
+    });
+    console.log('Lunr index built, search ready');
+  }
+  allowSearch = true;
+  postMessage({config: data.config});
+  postMessage({allowSearch: allowSearch});
+}
+
+function init () {
+  var oReq = new XMLHttpRequest();
+  oReq.addEventListener("load", onJSONLoaded);
+  var index_path = base_path + '/search_index.json';
+  if( 'function' === typeof importScripts ){
+      index_path = 'search_index.json';
+  }
+  oReq.open("GET", index_path);
+  oReq.send();
+}
+
+function search (query) {
+  if (!allowSearch) {
+    console.error('Assets for search still loading');
+    return;
+  }
+
+  var resultDocuments = [];
+  var results = index.search(query);
+  for (var i=0; i < results.length; i++){
+    var result = results[i];
+    doc = documents[result.ref];
+    doc.summary = doc.text.substring(0, 200);
+    resultDocuments.push(doc);
+  }
+  return resultDocuments;
+}
+
+if( 'function' === typeof importScripts ) {
+  onmessage = function (e) {
+    if (e.data.init) {
+      init();
+    } else if (e.data.query) {
+      postMessage({ results: search(e.data.query) });
+    } else {
+      console.error("Worker - Unrecognized message: " + e);
+    }
+  };
+}

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