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3 Commits
refactor-h
...
master
| Author | SHA1 | Date |
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 丁晟晔
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ff6286cf01 | |
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丁晟晔
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1d7e61d751 | |
 顾涵
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708a6a2821 |
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@ -29,9 +29,3 @@ 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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// performance.navigation.type 以弃用，改为了performance.getEntriesByType("navigation")[0].type
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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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@ -22,39 +22,62 @@ function getWord() {
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function highLight() {
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if (!isHighlight) return;
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let articleContent = document.getElementById("article").innerHTML; // 相比innerText，innerHTML保留HTML标签，来保持文章原先的格式，且适配不同的浏览器。
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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 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 = dictionaryWords === null ? pickedWords.value + " " : pickedWords.value + " " + dictionaryWords.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(); // 通过集合存储所有单词，通过判断重复单词，以及最后只遍历一次的方法，提高运行效率。
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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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for (let i = 0; i < list.length; ++i) {
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list[i] = list[i].replace(/(^\W*)|(\W*$)/g, ""); // 消除单词两边的非单词字符。
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if (list[i] != "" && !totalSet.has(list[i])) {
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// 返回所有匹配单词的集合, 正则表达式RegExp()中, "\b"匹配一个单词的边界, g 表示全局匹配, i 表示对大小写不敏感。
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let matches = new Set(articleContent.match(new RegExp("\\b" + list[i] + "\\b", "gi")));
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if (matches.has("mark")) {
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// 优先处理单词为 "mark" 的情况，防止和标签<mark>产生冲突。
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totalSet = new Set(["mark", ...totalSet]);
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list[i] = list[i].replace(/(^\s*)|(\s*$)/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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}
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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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// 通过innerHTML获取文章后，去掉<mark>标签即可实现取消高亮的功能，不需要遍历单词逐个修改。
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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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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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document.getElementById("article").innerHTML = articleContent;
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}
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@ -76,4 +99,4 @@ function toggleHighlighting() {
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}
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}
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showBtnHandler();
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showBtnHandler();
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@ -9,7 +9,7 @@ var Reader = (function() {
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msg.rate = rate;
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msg.lang = "en-US";
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msg.onboundary = ev => {
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if (ev.name === "word") {
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if (ev.name == "word") {
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current_position = ev.charIndex;
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}
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}
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@ -32,4 +32,4 @@ var Reader = (function() {
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read: read,
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stopRead: stopRead
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};
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}) ();
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})();
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@ -5,14 +5,15 @@ function familiar(theWord) {
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$.ajax({
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type:"GET",
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url:"/" + username + "/" + word + "/familiar",
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success:function(response) {
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success:function(response){
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let new_freq = freq - 1;
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const allow_move = document.getElementById("move_dynamiclly").checked;
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if (allow_move) {
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if (new_freq <= 0) {
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removeWord(theWord);
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} else {
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renderWord({word: theWord, freq: new_freq});
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renderWord({ word: theWord, freq: new_freq });
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}
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} else {
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if(new_freq <1) {
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@ -32,11 +33,11 @@ function unfamiliar(theWord) {
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$.ajax({
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type:"GET",
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url:"/" + username + "/" + word + "/unfamiliar",
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success:function(response) {
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success:function(response){
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let new_freq = parseInt(freq) + 1;
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const allow_move = document.getElementById("move_dynamiclly").checked;
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if (allow_move) {
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renderWord({word: theWord, freq: new_freq});
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renderWord({ word: theWord, freq: new_freq });
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} else {
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$("#freq_" + theWord).text(new_freq);
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}
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@ -50,7 +51,7 @@ function delete_word(theWord) {
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$.ajax({
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type:"GET",
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url:"/" + username + "/" + word + "/del",
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success:function(response) {
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success:function(response){
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const allow_move = document.getElementById("move_dynamiclly").checked;
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if (allow_move) {
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removeWord(theWord);
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@ -113,7 +114,7 @@ function removeWord(word) {
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// 根据词频信息删除元素
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word = word.replace('&', '&');
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const element_to_remove = document.getElementById(`p_${word}`);
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if (element_to_remove !== null) {
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if (element_to_remove != null) {
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element_to_remove.remove();
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}
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}
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@ -128,7 +129,7 @@ function renderWord(word) {
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for (const current of container.children) {
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const cur_word = parseWord(current);
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// 找到第一个词频比它小的元素，插入到这个元素前面
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if (compareWord(cur_word, word) === -1) {
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if (compareWord(cur_word, word) == -1) {
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container.insertBefore(new_element, current);
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inserted = true;
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break;
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@ -164,12 +165,17 @@ function elementFromString(string) {
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* 当first大于second时返回1
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*/
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function compareWord(first, second) {
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// 优化了代码行数
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if (first.freq !== second.freq) {
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return first.freq < second.freq ? -1 : 1;
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if (first.freq < second.freq) {
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return -1;
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}
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if (first.word !== second.word) {
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return first.word < second.word ? -1 : 1;
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if (first.freq > second.freq) {
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return 1;
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}
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if (first.word < second.word) {
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return -1;
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}
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if (first.word > second.word) {
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return 1;
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}
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return 0;
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}
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}
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@ -49,8 +49,8 @@
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{# <div class="alert alert-warning" role="alert">Congratulations! {{ message }}</div>#}
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{# {% endfor %}#}
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<button class="btn btn-success" id="load_next_article" onclick="load_next_article();Reader.stopRead()"> 下一篇 Next Article </button>
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<button class="btn btn-success" id="load_pre_article" onclick="load_pre_article();Reader.stopRead()" > 上一篇 Previous Article </button>
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<button class="btn btn-success" id="load_next_article" onclick="load_next_article()"> 下一篇 Next Article </button>
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<button class="btn btn-success" id="load_pre_article" onclick="load_pre_article()" > 上一篇 Previous Article </button>
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<p><b>阅读文章并回答问题</b></p>
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<div id="text-content">
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@ -97,7 +97,7 @@
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<p><b>收集生词吧</b> （可以在正文中划词，也可以复制黏贴）</p>
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<form method="post" action="/{{ username }}/userpage">
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<textarea name="content" id="selected-words" rows="10" cols="120"></textarea><br/>
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<input type="submit" value="把生词加入我的生词库" onclick="Reader.stopRead()"/>
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<input type="submit" value="把生词加入我的生词库"/>
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<input type="reset" value="清除"/>
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</form>
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{% if session.get['thisWord'] %}
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