60 lines
1.7 KiB
JavaScript
60 lines
1.7 KiB
JavaScript
(function () {
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var nodes = document.querySelectorAll('p, li, h1, h2, h3, h4, h5, h6, header, a, button, small');
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_.each(nodes, function (node) {
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if (isTranslationResult(node)) {
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var prevNode = node.previousElementSibling;
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if (prevNode && isPureEnglish(prevNode.innerText) && !prevNode.classList.contains('nav-list-item')) {
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if (location.hostname === 'localhost') {
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prevNode.classList.add('original-english-debug');
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} else {
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prevNode.classList.add('original-english');
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}
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}
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node.title = prevNode.innerText;
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node.classList.add('translated');
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node.classList.add('translated-cn');
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}
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});
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function isPureEnglish(text) {
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return /^[\1-\255—’“”ç]*$/.test(text);
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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 isClonedNode(node1, node2) {
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return node1.tagName === node2.tagName &&
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attributesToString(node1) === attributesToString(node2);
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}
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function indexOf(node) {
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var i = 0;
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var aNode = node.parentNode.firstChild;
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while (aNode !== node) {
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++i;
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if (aNode.tagName !== node.tagName) {
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i = 0;
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}
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aNode = aNode.nextElementSibling;
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}
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return i;
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}
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function isTranslationResult(node) {
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var prevNode = node.previousElementSibling;
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return indexOf(node) % 2 === 1 && prevNode && isClonedNode(node, prevNode) && isPureEnglish(prevNode.innerText);
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}
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})();
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