mirror of
https://github.com/the1812/Bilibili-Evolved.git
synced 2025-11-04 21:22:45 +08:00
154 lines
4.9 KiB
JavaScript
154 lines
4.9 KiB
JavaScript
(async () =>
|
|
{
|
|
const languageCodeMap = {
|
|
"日本語": "ja-JP",
|
|
"English": "en-US",
|
|
};
|
|
const { map } = await import(`./i18n.${languageCodeMap[settings.i18nLanguage]}`);
|
|
class Translator
|
|
{
|
|
accepts(node) { return node.nodeType === Node.ELEMENT_NODE; }
|
|
getValue(node) { return node.nodeValue; }
|
|
setValue(node, value) { node.nodeValue = value; }
|
|
getElement(node) { return node; }
|
|
translate(node)
|
|
{
|
|
const value = this.getValue(node);
|
|
if (!value || typeof value !== "string")
|
|
{
|
|
return;
|
|
}
|
|
const translation = map.get(value.trim());
|
|
if (translation === undefined)
|
|
{
|
|
return;
|
|
}
|
|
if (typeof translation === "string")
|
|
{
|
|
this.setValue(node, translation);
|
|
}
|
|
else if (Array.isArray(translation))
|
|
{
|
|
let finalTranslation = null;
|
|
for (const subTranslation of translation)
|
|
{
|
|
if (typeof subTranslation === "string")
|
|
{
|
|
finalTranslation = subTranslation;
|
|
}
|
|
else
|
|
{
|
|
const { text, selector } = subTranslation;
|
|
if (this.getElement(node).matches(selector))
|
|
{
|
|
finalTranslation = text;
|
|
}
|
|
}
|
|
}
|
|
if (finalTranslation !== null)
|
|
{
|
|
this.setValue(node, finalTranslation);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const { text, selector } = translation;
|
|
if (this.getElement(node).matches(selector))
|
|
{
|
|
this.setValue(node, text);
|
|
}
|
|
}
|
|
}
|
|
// https://stackoverflow.com/questions/10730309/find-all-text-nodes-in-html-page
|
|
static walk(rootElement, action)
|
|
{
|
|
const walker = document.createTreeWalker(rootElement, NodeFilter.SHOW_TEXT | NodeFilter.SHOW_ELEMENT, null, false);
|
|
let node = walker.nextNode();
|
|
while (node)
|
|
{
|
|
action(node);
|
|
node = walker.nextNode();
|
|
}
|
|
}
|
|
static translate(rootElement)
|
|
{
|
|
if (rootElement.nodeType === Node.TEXT_NODE)
|
|
{
|
|
Translator.textNode.translate(rootElement);
|
|
return;
|
|
}
|
|
Translator.walk(rootElement, node =>
|
|
{
|
|
for (const translator of Translator.allTranslators)
|
|
{
|
|
if (translator.accepts(node))
|
|
{
|
|
translator.translate(node);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
static translateCssMatches()
|
|
{
|
|
const selectors = map.get("*");
|
|
if (!selectors)
|
|
{
|
|
return;
|
|
}
|
|
for (const { selector, text } of selectors)
|
|
{
|
|
const element = document.querySelector(selector);
|
|
if (element)
|
|
{
|
|
[...element.childNodes].filter(it => it.nodeType === Node.TEXT_NODE).forEach(it => it.nodeValue = text);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
class TextNodeTranslator extends Translator
|
|
{
|
|
accepts(node) { return node.nodeType === Node.TEXT_NODE; }
|
|
getElement(node)
|
|
{
|
|
return node.parentElement;
|
|
}
|
|
}
|
|
class TitleTranslator extends Translator
|
|
{
|
|
getValue(node) { return node.getAttribute("title"); }
|
|
setValue(node, value)
|
|
{
|
|
node.setAttribute("title", value);
|
|
}
|
|
}
|
|
class PlaceholderTranslator extends Translator
|
|
{
|
|
accepts(node) { return node.nodeName === "INPUT" && node.type.toUpperCase() === "TEXT" || node.nodeName === "TEXTAREA"; }
|
|
getValue(node) { return node.getAttribute("placeholder"); }
|
|
setValue(node, value)
|
|
{
|
|
node.setAttribute("placeholder", value);
|
|
}
|
|
}
|
|
Translator.textNode = new TextNodeTranslator;
|
|
Translator.title = new TitleTranslator;
|
|
Translator.placeholder = new PlaceholderTranslator;
|
|
Translator.allTranslators = [Translator.textNode, Translator.title, Translator.placeholder];
|
|
|
|
Translator.translate(document.body);
|
|
Translator.translateCssMatches();
|
|
Observer.childListSubtree("body", records =>
|
|
{
|
|
records.forEach(it =>
|
|
{
|
|
if (it.addedNodes.length > 0)
|
|
{
|
|
Translator.translateCssMatches();
|
|
}
|
|
it.addedNodes.forEach(node =>
|
|
{
|
|
Translator.translate(node);
|
|
});
|
|
});
|
|
});
|
|
})(); |