file-streamer
Version:
A TypeScript package for streaming data as files (Excel, CSV, JSON, Base64) and streaming files from file system through HTTP responses
63 lines • 2.23 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getFileExtensionFromMimeType = exports.getContentTypeFromExtension = void 0;
const extensionToMimeType = {
'.png': 'image/png',
'.jpg': 'image/jpeg',
'.jpeg': 'image/jpeg',
'.gif': 'image/gif',
'.webp': 'image/webp',
'.svg': 'image/svg+xml',
'.pdf': 'application/pdf',
'.txt': 'text/plain',
'.html': 'text/html',
'.css': 'text/css',
'.js': 'text/javascript',
'.json': 'application/json',
'.xml': 'application/xml',
'.zip': 'application/zip',
'.doc': 'application/msword',
'.docx': 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
'.xls': 'application/vnd.ms-excel',
'.xlsx': 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
'.mp4': 'video/mp4',
'.webm': 'video/webm',
'.mp3': 'audio/mpeg',
'.wav': 'audio/wav',
'.ogg': 'audio/ogg'
};
const mimeTypeToExtension = {
'image/png': '.png',
'image/jpeg': '.jpg',
'image/jpg': '.jpg',
'image/gif': '.gif',
'image/webp': '.webp',
'image/svg+xml': '.svg',
'application/pdf': '.pdf',
'text/plain': '.txt',
'text/html': '.html',
'text/css': '.css',
'text/javascript': '.js',
'application/json': '.json',
'application/xml': '.xml',
'application/zip': '.zip',
'application/x-zip-compressed': '.zip',
'application/msword': '.doc',
'application/vnd.openxmlformats-officedocument.wordprocessingml.document': '.docx',
'application/vnd.ms-excel': '.xls',
'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet': '.xlsx',
'video/mp4': '.mp4',
'video/webm': '.webm',
'audio/mpeg': '.mp3',
'audio/wav': '.wav',
'audio/ogg': '.ogg'
};
const getContentTypeFromExtension = (extension) => {
return extensionToMimeType[extension.toLowerCase()] || 'application/octet-stream';
};
exports.getContentTypeFromExtension = getContentTypeFromExtension;
const getFileExtensionFromMimeType = (mimeType) => {
return mimeTypeToExtension[mimeType.toLowerCase()] || '.bin';
};
exports.getFileExtensionFromMimeType = getFileExtensionFromMimeType;
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