denshooter
42a586d183
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- Fix ' not being decoded to apostrophe - Decode HTML entities when loading messages from localStorage - Improve server-side HTML entity decoding to handle all variations - Replace hardcoded ' in static text with regular apostrophes - Add support for more HTML entity variations (rsquo, lsquo, etc.)
59 lines
1.5 KiB
TypeScript
59 lines
1.5 KiB
TypeScript
/**
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* Decode HTML entities in strings
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* Converts ' " & < > etc. to their actual characters
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*/
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export function decodeHtmlEntities(text: string): string {
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if (!text || typeof text !== 'string') {
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return text;
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}
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// Create a temporary element to decode HTML entities
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const textarea = document.createElement('textarea');
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textarea.innerHTML = text;
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return textarea.value;
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}
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/**
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* Server-side HTML entity decoding (for Node.js/Next.js API routes)
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*/
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export function decodeHtmlEntitiesServer(text: string): string {
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if (!text || typeof text !== 'string') {
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return text;
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}
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// Map of common HTML entities (including all variations of apostrophe)
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const entityMap: Record<string, string> = {
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''': "'",
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'"': '"',
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'&': '&',
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'<': '<',
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'>': '>',
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''': "'",
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''': "'",
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'/': '/',
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'`': '`',
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'=': '=',
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'’': "'",
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'‘': "'",
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'”': '"',
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'“': '"',
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};
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// First replace known entities
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let decoded = text;
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for (const [entity, replacement] of Object.entries(entityMap)) {
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decoded = decoded.replace(new RegExp(entity, 'gi'), replacement);
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}
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// Then handle numeric entities (' ' etc.)
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decoded = decoded.replace(/&#(\d+);/g, (match, num) => {
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return String.fromCharCode(parseInt(num, 10));
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});
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decoded = decoded.replace(/&#x([0-9a-f]+);/gi, (match, hex) => {
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return String.fromCharCode(parseInt(hex, 16));
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});
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return decoded;
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}
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