30 lines
1022 B
TypeScript
30 lines
1022 B
TypeScript
import { isFile, randomString } from "core/utils";
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import { extension } from "media/storage/mime-types-tiny";
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export function getExtensionFromName(filename: string): string | undefined {
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if (!filename.includes(".")) return;
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const parts = filename.split(".");
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return parts[parts.length - 1];
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}
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export function getRandomizedFilename(file: File, length?: number): string;
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export function getRandomizedFilename(file: string, length?: number): string;
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export function getRandomizedFilename(file: File | string, length = 16): string {
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const filename = typeof file === "string" ? file : file.name;
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if (typeof filename !== "string") {
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console.error("Couldn't extract filename from", file);
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throw new Error("Invalid file name");
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}
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let ext = getExtensionFromName(filename);
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if (isFile(file) && file.type) {
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const _ext = extension(file.type);
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if (_ext.length > 0) ext = _ext;
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}
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// @todo: use uuid instead?
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return [randomString(length), ext].filter(Boolean).join(".");
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}
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