102 lines
2.6 KiB
TypeScript
102 lines
2.6 KiB
TypeScript
/**
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* MIME type detection based on file extension
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*/
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const MIME_TYPES: Record<string, string> = {
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// Text
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'.html': 'text/html; charset=utf-8',
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'.htm': 'text/html; charset=utf-8',
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'.css': 'text/css; charset=utf-8',
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'.js': 'text/javascript; charset=utf-8',
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'.mjs': 'text/javascript; charset=utf-8',
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'.json': 'application/json; charset=utf-8',
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'.xml': 'application/xml; charset=utf-8',
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'.txt': 'text/plain; charset=utf-8',
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'.md': 'text/markdown; charset=utf-8',
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'.csv': 'text/csv; charset=utf-8',
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'.yaml': 'text/yaml; charset=utf-8',
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'.yml': 'text/yaml; charset=utf-8',
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// Images
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'.png': 'image/png',
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'.jpg': 'image/jpeg',
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'.jpeg': 'image/jpeg',
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'.gif': 'image/gif',
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'.webp': 'image/webp',
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'.svg': 'image/svg+xml',
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'.ico': 'image/x-icon',
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'.bmp': 'image/bmp',
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'.avif': 'image/avif',
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// Fonts
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'.woff': 'font/woff',
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'.woff2': 'font/woff2',
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'.ttf': 'font/ttf',
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'.otf': 'font/otf',
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'.eot': 'application/vnd.ms-fontobject',
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// Audio
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'.mp3': 'audio/mpeg',
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'.wav': 'audio/wav',
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'.ogg': 'audio/ogg',
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'.m4a': 'audio/mp4',
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'.flac': 'audio/flac',
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'.aac': 'audio/aac',
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// Video
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'.mp4': 'video/mp4',
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'.webm': 'video/webm',
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'.ogv': 'video/ogg',
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'.avi': 'video/x-msvideo',
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'.mov': 'video/quicktime',
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'.mkv': 'video/x-matroska',
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// Documents
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'.pdf': 'application/pdf',
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'.doc': 'application/msword',
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'.docx': 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
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'.xls': 'application/vnd.ms-excel',
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'.xlsx': 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
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'.ppt': 'application/vnd.ms-powerpoint',
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'.pptx': 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
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// Archives
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'.zip': 'application/zip',
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'.tar': 'application/x-tar',
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'.gz': 'application/gzip',
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'.rar': 'application/vnd.rar',
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'.7z': 'application/x-7z-compressed',
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// Source maps
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'.map': 'application/json',
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// TypeScript
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'.ts': 'text/typescript; charset=utf-8',
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'.tsx': 'text/typescript; charset=utf-8',
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'.d.ts': 'text/typescript; charset=utf-8',
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// WebAssembly
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'.wasm': 'application/wasm',
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// Manifest
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'.webmanifest': 'application/manifest+json',
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};
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/**
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* Get MIME type for a file path
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*/
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export function getMimeType(filePath: string): string {
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const ext = filePath.toLowerCase().match(/\.[^.]+$/)?.[0] ?? '';
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return MIME_TYPES[ext] ?? 'application/octet-stream';
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}
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/**
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* Check if MIME type is text-based
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*/
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export function isTextMimeType(mimeType: string): boolean {
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return mimeType.startsWith('text/') ||
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mimeType.includes('json') ||
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mimeType.includes('xml') ||
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mimeType.includes('javascript');
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}
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