83 lines
2.3 KiB
JavaScript
83 lines
2.3 KiB
JavaScript
var sourceVisible = localStorage.getItem('source-visible') === 'true';
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(function ($) {
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var content = document.querySelector('article');
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var footer = document.querySelector('.main-footer');
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processContainer(content);
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processContainer(footer);
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// restore
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if (content) {
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// default hidden by css
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content.style.display = 'block';
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}
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footer.style.display = 'block';
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/**
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* Process container recursively.
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* @param container
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*/
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function processContainer(container) {
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if (!container) {
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return;
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}
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var nodes = container.querySelectorAll('p,h1,h2,h3,h4,h5,h6,header,a');
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for(var i in nodes) {
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(function(node) {
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if (isTranslation(node.textContent)) {
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var $translated = $(node);
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var prevNode = node.previousElementSibling;
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var $english = $(prevNode);
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if (isCorrespondingNode(node, prevNode) && !isTranslation(prevNode.textContent)) {
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var id = $english.attr('id');
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if (id) {
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$translated.attr('id', id);
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$english.removeAttr('id');
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}
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$translated.after($english);
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$translated.addClass('translated');
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$translated.addClass('translated-cn');
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$english.addClass('original-english');
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if (!sourceVisible) {
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$english.addClass('hidden');
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}
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$translated.on('click', function (event) {
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$english.toggleClass('hidden');
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});
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}
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}
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})(nodes[i]);
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}
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}
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function isTranslation(text) {
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if (text) {
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text = text.replace('在线例子', '');
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return /[\u2E80-\u2EFF\u2F00-\u2FDF\u3000-\u303F\u31C0-\u31EF\u3200-\u32FF\u3300-\u33FF\u3400-\u4DBF\u4DC0-\u4DFF\u4E00-\u9FBF\uF900-\uFAFF\uFE30-\uFE4F\uFF00-\uFFEF]/.test(text);
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}
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return false;
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}
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function attributesToString(node) {
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return _.chain(node.attributes)
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.map(function (value) {
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if (value.name === 'id') {
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return '';
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} else {
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return value.name + '=' + value.value;
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}
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})
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.sortBy()
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.value()
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.join(';');
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}
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function isCorrespondingNode(node1, node2) {
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return node1 && node2 && node1.tagName === node2.tagName &&
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attributesToString(node1) === attributesToString(node2);
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}
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})(angular.element);
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