fae90c4ba1
- Screen readers will announce an <img> tag as that, so no need to say "image" again in the `alt` text.
39 lines
1.2 KiB
JavaScript
39 lines
1.2 KiB
JavaScript
// @flow
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import React from 'react';
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import { SITE_NAME, LOGIN_IMG_URL } from 'config';
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import { getThumbnailCdnUrl } from 'util/thumbnail';
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function LoginGraphic(props: any) {
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const [error, setError] = React.useState(false);
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const [src, setSrc] = React.useState('---');
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const containerRef = React.useRef<any>();
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const imgUrl = LOGIN_IMG_URL;
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React.useEffect(() => {
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if (containerRef.current && containerRef.current.parentElement && containerRef.current.parentElement.offsetWidth) {
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const newWidth = containerRef.current.parentElement.offsetWidth;
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let newSrc = imgUrl && imgUrl.trim().replace(/^http:\/\//i, 'https://');
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// @if TARGET='web'
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// Pass image urls through a compression proxy, except for GIFs.
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newSrc = getThumbnailCdnUrl({ thumbnail: newSrc, width: newWidth, height: newWidth * 2 });
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// @endif
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setSrc(newSrc);
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} else {
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setSrc(imgUrl);
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}
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}, []);
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if (error || !imgUrl) {
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return null;
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}
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return (
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<div className="signup-image" ref={containerRef}>
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<img alt={__('%SITE_NAME% login', { SITE_NAME })} src={src} onError={() => setError(true)} />
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</div>
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);
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}
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export default LoginGraphic;
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