上传文件至 app/static/js
parent
9c013085e7
commit
abc7520b13
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@ -1,5 +1,6 @@
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let isRead = true;
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let isChoose = true;
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let highlightWords = "";
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function getWord() {
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return window.getSelection ? window.getSelection() : document.selection.createRange().text;
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@ -8,7 +9,13 @@ function getWord() {
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function fillInWord() {
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let word = getWord();
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if (isRead) Reader.read(word, inputSlider.value);
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if (!isChoose) return;
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if (!isChoose) {
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if(isHighlight){
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const element = document.getElementById("selected-words3");
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element.value = element.value + " " + word;
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}
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return;
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}
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const element = document.getElementById("selected-words");
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element.value = element.value + " " + word;
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}
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@ -29,3 +36,8 @@ function onReadClick() {
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function onChooseClick() {
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isChoose = !isChoose;
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}
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// 如果网页刷新，停止播放声音
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if (performance.getEntriesByType("navigation")[0].type == "reload") {
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Reader.stopRead();
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}
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@ -22,62 +22,40 @@ function getWord() {
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function highLight() {
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if (!isHighlight) return;
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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
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let articleContent = document.getElementById("article").innerHTML; // innerHTML保留HTML标签来保持部分格式，且适配不同的浏览器
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let pickedWords = document.getElementById("selected-words"); // words picked to the text area
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let dictionaryWords = document.getElementById("selected-words2"); // words appearing in the user's new words list
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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
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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
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allWords = pickedWords.value + " " + dictionaryWords.value;
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}
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else{
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allWords = pickedWords.value + " ";
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}
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const list = allWords.split(" ");//将所有的生词放入一个list中，用于后续处理
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let allWords = dictionaryWords == null ? pickedWords.value + " " : pickedWords.value + " " + dictionaryWords.value;
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highlightWords = document.getElementById("selected-words3");
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allWords = highlightWords == null ? allWords : allWords + " " + highlightWords.value;
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const list = allWords.split(" "); // 将所有的生词放入一个list中
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let totalSet = new Set();
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for (let i = 0; i < list.length; ++i) {
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list[i] = list[i].replace(/(^\s*)|(\s*$)/g, ""); //消除单词两边的空字符
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list[i] = list[i].replace('|', "");
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list[i] = list[i].replace('?', "");
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if (list[i] !== "" && "<mark>".indexOf(list[i]) === -1 && "</mark>".indexOf(list[i]) === -1) {
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//将文章中所有出现该单词word的地方改为："<mark>" + word + "<mark>"。 正则表达式RegExp()中，"\\b"代表单词边界匹配。
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//修改代码
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let articleContent_fb = articleContent; //文章副本
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while(articleContent_fb.toLowerCase().indexOf(list[i].toLowerCase()) !== -1 && list[i]!=""){
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//找到副本中和list[i]匹配的第一个单词(第一种匹配情况),并赋值给list[i]。
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const index = articleContent_fb.toLowerCase().indexOf(list[i].toLowerCase());
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list[i] = articleContent_fb.substring(index, index + list[i].length);
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articleContent_fb = articleContent_fb.substring(index + list[i].length); // 使用副本中list[i]之后的子串替换掉副本
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articleContent = articleContent.replace(new RegExp("\\b"+list[i]+"\\b","g"),"<mark>" + list[i] + "</mark>");
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list[i] = list[i].replace(/(^\W*)|(\W*$)/g, ""); // 消除单词两边的非单词字符
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if (list[i] != "" && !totalSet.has(list[i])) {
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// 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。
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let matches = new Set(articleContent.match(new RegExp("\\b" + list[i] + "\\b", "gi")));
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if (matches.has("mark")) {
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// 优先处理单词为 "mark" 的情况
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totalSet = new Set(["mark", ...totalSet]);
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}
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totalSet = new Set([...totalSet, ...matches]);
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}
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}
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// 删除所有的mark标签,防止标签发生嵌套
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articleContent = articleContent.replace(/<(mark)[^>]*>/gi, "");
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articleContent = articleContent.replace(/<(\/mark)[^>]*>/gi, "");
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// 将文章中所有出现该单词word的地方改为："<mark>" + word + "<mark>"。
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for (let word of totalSet) {
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articleContent = articleContent.replace(new RegExp("\\b" + word + "\\b", "g"), "<mark>" + word + "</mark>");
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}
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document.getElementById("article").innerHTML = articleContent;
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}
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function cancelHighlighting() {
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let articleContent = document.getElementById("article").innerText;//将原来的.innerText改为.innerHtml，原因同上
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let pickedWords = document.getElementById("selected-words");
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const dictionaryWords = document.getElementById("selected-words2");
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const list = pickedWords.value.split(" ");
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if (pickedWords != null) {
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for (let i = 0; i < list.length; ++i) {
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list[i] = list[i].replace(/(^\s*)|(\s*$)/g, "");
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if (list[i] !== "") { //原来判断的代码中，替换的内容为“list[i]”这个字符串，这明显是错误的，我们需要替换的是list[i]里的内容
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articleContent = articleContent.replace(new RegExp("<mark>"+list[i]+"</mark>", "g"), list[i]);
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}
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}
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}
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if (dictionaryWords != null) {
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let list2 = pickedWords.value.split(" ");
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for (let i = 0; i < list2.length; ++i) {
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list2 = dictionaryWords.value.split(" ");
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list2[i] = list2[i].replace(/(^\s*)|(\s*$)/g, "");
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if (list2[i] !== "") { //原来代码中，替换的内容为“list[i]”这个字符串，这明显是错误的，我们需要替换的是list[i]里的内容
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articleContent = articleContent.replace(new RegExp("<mark>"+list2[i]+"</mark>", "g"), list2[i]);
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}
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}
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}
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let articleContent = document.getElementById("article").innerHTML;
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articleContent = articleContent.replace(/<(mark)[^>]*>/gi, "");
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articleContent = articleContent.replace(/<(\/mark)[^>]*>/gi, "");
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document.getElementById("article").innerHTML = articleContent;
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}
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