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Easy i18n for your Chrome extensions and apps' DOM.
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| /* | |
| * A cut-down i18n utility. @snipsnipsnip | |
| * Based on Chrome DOM i18n By Eli Grey, http://eligrey.com | |
| * Public Domain. | |
| * NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK. | |
| */ | |
| "use strict"; | |
| for (let e of document.querySelectorAll("[data-i18n]")) { | |
| for (let [attr, key] of Object.entries(e.dataset)) { | |
| let msg = attr.startsWith("i18n") && key && browser.i18n.getMessage(key); | |
| if (!msg) { | |
| key && console.log('skipped', { attr, key }); | |
| } else if (attr.length === 4) { | |
| e.appendChild(document.createTextNode(msg)); | |
| } else { | |
| e.setAttribute(attr.substr(5), msg); | |
| } | |
| } | |
| } |
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| <!DOCTYPE html> | |
| <html xmlns="http://www.w3.org/1999/xhtml" dir="__MSG_@@bidi_dir__"> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <title>__MSG_title__</title> | |
| </head> | |
| <body some-attr="__MSG_blah__"> | |
| <h1>__MSG_title__</h1> | |
| <p>__MSG_lorem_ipsum__</p> | |
| <p>__MSG_lorem_ipsum__</p> | |
| __MSG_foo__ | |
| </body> | |
| <script type="application/ecmascript" src="chrome-i18n.js"></script> | |
| </html> |
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| <!DOCTYPE html> | |
| <html xmlns="http://www.w3.org/1999/xhtml" data-i18n="" data-i18n.dir="@@bidi_dir"> <!-- dir attributes on the html root node are internationalized--> | |
| <head> | |
| <meta charset="utf-8"/> | |
| <title data-i18n="title"/> <!--__MSG_title__ is internationalized in the title--> | |
| </head> | |
| <!-- | |
| You usually won't use Chrome DOM i18n as shown in the following element. | |
| It's just to help you get a feel for the syntax. | |
| --> | |
| <body data-i18n="foo" data-i18n.some-attr="blah"> <!--__MSG_blah__ is internationalized in the "some-attr" attribute on the body node--> | |
| <h1 data-i18n="title"/> | |
| <p data-i18n="lorem_ipsum"/> | |
| <p data-i18n="lorem_ipsum"/> | |
| <!--__MSG_foo__ is internationalized here--> | |
| </body> | |
| <script src="chrome-i18n.js"/> | |
| </html> |
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