31 lines
935 B
TypeScript
31 lines
935 B
TypeScript
const entries = fs.readFileSync(
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path.join(import.meta.dirname, "mime.txt"),
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"utf8",
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)
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.split("\n")
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.map((line) => line.trim())
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.filter((line) => line && !line.startsWith("#"))
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.map((line) => line.split(/\s+/, 2) as [string, string]);
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const extensions = new Map(entries.filter((x) => x[0].startsWith(".")));
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const fullNames = new Map(entries.filter((x) => !x[0].startsWith(".")));
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/**
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* Accepts:
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* - Full file path or basename
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* - Extension (with or without dot)
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*/
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export function contentTypeFor(file: string) {
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const slash = file.indexOf("/");
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if (slash !== -1) file = file.slice(slash + 1);
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const dot = file.indexOf(".");
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if (dot === -1) file = "." + file;
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else if (dot > 0) {
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let entry = fullNames.get(file);
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if (entry) return entry;
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file = file.slice(dot);
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}
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return extensions.get(file) ?? "application/octet-stream";
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}
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import * as fs from "./fs.ts";
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import * as path from "node:path";
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