%PDF-
%PDF-
Mini Shell
Mini Shell
/// <reference types="node" />
/// <reference types="node" />
/// <reference types="node" />
/// <reference types="node" />
import { IncomingMessage, ServerResponse } from 'http';
import { UrlWithParsedQuery } from 'url';
import { NextConfigComplete } from './config-shared';
import { NextUrlWithParsedQuery } from './request-meta';
import { IncrementalCacheEntry, IncrementalCacheValue } from './response-cache';
declare type XCacheHeader = 'MISS' | 'HIT' | 'STALE';
export interface ImageParamsResult {
href: string;
isAbsolute: boolean;
isStatic: boolean;
width: number;
quality: number;
mimeType: string;
sizes: number[];
minimumCacheTTL: number;
}
export declare function getHash(items: (string | number | Buffer)[]): string;
/**
* Inspects the first few bytes of a buffer to determine if
* it matches the "magic number" of known file signatures.
* https://en.wikipedia.org/wiki/List_of_file_signatures
*/
export declare function detectContentType(buffer: Buffer): "image/svg+xml" | "image/avif" | "image/webp" | "image/png" | "image/jpeg" | "image/gif" | null;
export declare class ImageOptimizerCache {
private cacheDir;
private nextConfig;
static validateParams(req: IncomingMessage, query: UrlWithParsedQuery['query'], nextConfig: NextConfigComplete, isDev: boolean): ImageParamsResult | {
errorMessage: string;
};
static getCacheKey({ href, width, quality, mimeType, }: {
href: string;
width: number;
quality: number;
mimeType: string;
}): string;
constructor({ distDir, nextConfig, }: {
distDir: string;
nextConfig: NextConfigComplete;
});
get(cacheKey: string): Promise<IncrementalCacheEntry | null>;
set(cacheKey: string, value: IncrementalCacheValue | null, revalidate?: number | false): Promise<void>;
}
export declare class ImageError extends Error {
statusCode: number;
constructor(statusCode: number, message: string);
}
export declare function getMaxAge(str: string | null): number;
export declare function imageOptimizer(_req: IncomingMessage, _res: ServerResponse, paramsResult: ImageParamsResult, nextConfig: NextConfigComplete, isDev: boolean | undefined, handleRequest: (newReq: IncomingMessage, newRes: ServerResponse, newParsedUrl?: NextUrlWithParsedQuery) => Promise<void>): Promise<{
buffer: Buffer;
contentType: string;
maxAge: number;
}>;
export declare function sendResponse(req: IncomingMessage, res: ServerResponse, url: string, extension: string, buffer: Buffer, isStatic: boolean, xCache: XCacheHeader, contentSecurityPolicy: string, maxAge: number, isDev: boolean): void;
export declare function resizeImage(content: Buffer, width: number, height: number, extension: 'avif' | 'webp' | 'png' | 'jpeg', quality: number): Promise<Buffer>;
export declare function getImageSize(buffer: Buffer, extension: 'avif' | 'webp' | 'png' | 'jpeg'): Promise<{
width?: number;
height?: number;
}>;
export declare class Deferred<T> {
promise: Promise<T>;
resolve: (value: T) => void;
reject: (error?: Error) => void;
constructor();
}
export {};
Zerion Mini Shell 1.0