Merge pull request 'WIP：Bug529-GuHan' (#88) from Bug529-GuHan into master

Reviewed-on: http://121.4.94.30:3000/mrlan/EnglishPal/pulls/88

app/static/js/fillword.js

@@ -29,7 +29,3 @@ function onReadClick() {
 function onChooseClick() {
     isChoose = !isChoose;
 }
-
-if (performance.navigation.type == 1) {        //如果网页刷新，停止播放声音
-    Reader.stopRead();
-}

app/static/js/highlight.js

@@ -22,19 +22,33 @@ function getWord() {
 
 function highLight() {
     if (!isHighlight) return;
-    let articleContent = document.getElementById("article").innerText;
+    let articleContent = document.getElementById("article").innerText; //将原来的.innerText改为.innerHtml，使用innerText会把原文章中所包含的<br>标签去除，导致处理后的文章内容失去了原来的格式
     let pickedWords = document.getElementById("selected-words");  // words picked to the text area
     let dictionaryWords = document.getElementById("selected-words2"); // words appearing in the user's new words list
-    let allWords = dictionaryWords === null ? pickedWords.value + " " : pickedWords.value + " " + dictionaryWords.value;
+    let allWords = "";  //初始化allWords的值，避免进入判断后编译器认为allWords未初始化的问题
+    if(dictionaryWords != null){//增加一个判断，检查生词本里面是否为空，如果为空，allWords只添加选中的单词
+        allWords = pickedWords.value + " " + dictionaryWords.value;
+    }
+    else{
+        allWords = pickedWords.value + " ";
+    }
     const list = allWords.split(" ");//将所有的生词放入一个list中，用于后续处理
     for (let i = 0; i < list.length; ++i) {
-        list[i] = list[i].replace(/(^\W*)|(\W*$)/g, ""); // 消除单词两边的非单词字符
-        if (list[i] != "" && "<mark>".indexOf(list[i]) === -1 && "</mark>".indexOf(list[i]) === -1) {
-            // 返回所有匹配单词的集合, 正则表达式RegExp()中, "\b"匹配一个单词的边界, g 表示全局匹配, i 表示对大小写不敏感。
-            let matches = new Set(articleContent.match(new RegExp("\\b" + list[i] + "\\b", "gi")));
-            for (let word of matches) {
-                // 将文章中所有出现该单词word的地方改为："<mark>" + word + "<mark>"。 
-                articleContent = articleContent.replace(new RegExp("\\b" + word + "\\b", "g"), "<mark>" + word + "</mark>");
+        list[i] = list[i].replace(/(^\s*)|(\s*$)/g, ""); //消除单词两边的空字符
+        list[i] = list[i].replace('|', "");
+        list[i] = list[i].replace('?', "");
+        if (list[i] !== "" && "<mark>".indexOf(list[i]) === -1 && "</mark>".indexOf(list[i]) === -1) {
+           //将文章中所有出现该单词word的地方改为："<mark>" + word + "<mark>"。 正则表达式RegExp()中，"\\b"代表单词边界匹配。
+
+            //修改代码
+            let articleContent_fb = articleContent;  //文章副本
+            while(articleContent_fb.toLowerCase().indexOf(list[i].toLowerCase()) !== -1 && list[i]!=""){
+                //找到副本中和list[i]匹配的第一个单词(第一种匹配情况),并赋值给list[i]。
+                const index = articleContent_fb.toLowerCase().indexOf(list[i].toLowerCase());
+                list[i] = articleContent_fb.substring(index, index + list[i].length);
+
+                articleContent_fb = articleContent_fb.substring(index + list[i].length);    // 使用副本中list[i]之后的子串替换掉副本
+                articleContent = articleContent.replace(new RegExp("\\b"+list[i]+"\\b","g"),"<mark>" + list[i] + "</mark>");
             }
         }
     }

app/static/js/tanyanmei-fillword.js

@@ -1,33 +0,0 @@
-isRead = true;
-isChoose = true;
-var reader = window.speechSynthesis; // 全局定义朗读者，以便朗读和暂停
-reader.cancel();// 初始化时清空reader列表
-function getWord(){
-   var word = window.getSelection?window.getSelection():document.selection.createRange().text;
-   return word;
-}
-function fillinWord(){
-   var word = getWord();
-   if (isRead) read(word);
-   if (!isChoose) return;
-   var element = document.getElementById("selected-words");
-   element.value = element.value + " " + word;
-}
-document.getElementById("text-content").addEventListener("click", fillinWord, false);
-function read(s){
-   var msg = new SpeechSynthesisUtterance(s);
-   reader.speak(msg);
-   console.log("+++++++++++++");
-}
-
-function onReadClick(){
-    isRead = !isRead;
-    if(!isRead){
-       reader.cancel();
-    }
-}
-function onChooseClick(){
-    isChoose = !isChoose;
-}
-
-∑∑

app/templates/userpage_get.html

@@ -49,8 +49,8 @@
 {#        <div class="alert alert-warning" role="alert">Congratulations! {{ message }}</div>#}
 {#    {% endfor %}#}
 
-        <button class="btn btn-success" id="load_next_article" onclick="load_next_article();Reader.stopRead()"> 下一篇 Next Article </button>
-        <button class="btn btn-success" id="load_pre_article" onclick="load_pre_article();Reader.stopRead()" > 上一篇 Previous Article </button>
+        <button class="btn btn-success" id="load_next_article" onclick="load_next_article()"> 下一篇 Next Article </button>
+        <button class="btn btn-success" id="load_pre_article" onclick="load_pre_article()" > 上一篇 Previous Article </button>
 
     <p><b>阅读文章并回答问题</b></p>
     <div id="text-content">
@@ -97,7 +97,7 @@
     <p><b>收集生词吧</b> （可以在正文中划词，也可以复制黏贴）</p>
     <form method="post" action="/{{ username }}/userpage">
         <textarea name="content" id="selected-words" rows="10" cols="120"></textarea><br/>
-        <input type="submit" value="把生词加入我的生词库" onclick="Reader.stopRead()"/>
+        <input type="submit" value="把生词加入我的生词库"/>
         <input type="reset" value="清除"/>
     </form>
     {% if session.get['thisWord'] %}