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上传文件至 app/static/js

pull/128/head
谢尚海 2024-05-28 18:06:57 +08:00
parent ea64351aa9
commit abd3448e01
1 changed files with 19 additions and 12 deletions
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31
app/static/js/highlight.js
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@ -22,39 +22,46 @@ function getWord() {
function highLight() {
if (!isHighlight) return;
let word = (getWord() + "").trim();
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
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;
const list = allWords.split(" "); // 将所有的生词放入一个list中
if(word !== null && word !== "" && word !== " "){
let articleContent_fb2 = articleContent;
if(localStorage.getItem("nowWords").indexOf(word) !== -1 || localStorage.getItem("nowWords").indexOf(word.toLowerCase()) !== -1){
articleContent = articleContent.replace(new RegExp('<span class="highlighted">' + word + '</span>', "gi"), word);
pickedWords.value = localStorage.getItem("nowWords").replace(word,"");
document.getElementById("article").innerHTML = articleContent;
return;
}
}
let totalSet = new Set();
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
list[i] = list[i].replace('|', "");
list[i] = list[i].replace('?', "");
if (list[i] != "" && !totalSet.has(list[i])) {
// 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")));
if (matches.has("mark")) {
// 优先处理单词为 "mark" 的情况
totalSet = new Set(["mark", ...totalSet]);
}
totalSet = new Set([...totalSet, ...matches]);
}
}
// 删除所有的mark标签,防止标签发生嵌套
articleContent = articleContent.replace(/<(mark)[^>]*>/gi, "");
articleContent = articleContent.replace(/<(\/mark)[^>]*>/gi, "");
// 将文章中所有出现该单词word的地方改为："<mark>" + word + "<mark>"。
// 删除所有的"<span class='highlighted'>"标签,防止标签发生嵌套
articleContent = articleContent.replace(new RegExp('<span class="highlighted">',"gi"), "")
articleContent = articleContent.replace(new RegExp("</span>","gi"), "");
// 将文章中所有出现该单词word的地方改为："<span class='highlighted'>" + word + "</span>"。
for (let word of totalSet) {
articleContent = articleContent.replace(new RegExp("\\b" + word + "\\b", "g"), "<mark>" + word + "</mark>");
articleContent = articleContent.replace(new RegExp("\\b" + word + "\\b", "g"), "<span class='highlighted'>" + word + "</span>");
}
document.getElementById("article").innerHTML = articleContent;
$('mark').css('padding', 0);
}
function cancelHighlighting() {
let articleContent = document.getElementById("article").innerHTML;
articleContent = articleContent.replace(/<(mark)[^>]*>/gi, "");
articleContent = articleContent.replace(/<(\/mark)[^>]*>/gi, "");
articleContent = articleContent.replace(new RegExp('<span class="highlighted">',"gi"), "")
articleContent = articleContent.replace(new RegExp("</span>","gi"), "");
document.getElementById("article").innerHTML = articleContent;
}