18 lines
476 B
JavaScript
18 lines
476 B
JavaScript
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const MAX_CAPTION = 120
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/**
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* Für data-shinkan-exercise-media-caption: kurz, ohne Anführungszeichen/HTML.
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* @param {string|null|undefined} raw
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* @returns {string}
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*/
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export function sanitizeInlineMediaCaption(raw) {
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if (raw == null || typeof raw !== 'string') return ''
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let s = raw
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.replace(/[\u0000-\u001F\u007F]/g, ' ')
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.replace(/["'`<>]/g, ' ')
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.replace(/\s+/g, ' ')
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.trim()
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if (s.length > MAX_CAPTION) s = s.slice(0, MAX_CAPTION)
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return s
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}
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