30 lines
997 B
TypeScript
30 lines
997 B
TypeScript
import { Context, Next } from "koa";
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import semver from "semver";
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import EDITOR_VERSION from "@shared/editor/version";
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import { EditorUpdateError } from "@server/errors";
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export default function editor() {
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return async function editorMiddleware(ctx: Context, next: Next) {
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const clientVersion = ctx.headers["x-editor-version"];
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// If the editor version on the client is behind the current version being
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// served in production by either a minor (new features), or major (breaking
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// changes) then force a client reload.
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if (clientVersion) {
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const parsedClientVersion = semver.parse(clientVersion as string);
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const parsedCurrentVersion = semver.parse(EDITOR_VERSION);
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if (
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parsedClientVersion &&
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parsedCurrentVersion &&
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(parsedClientVersion.major < parsedCurrentVersion.major ||
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parsedClientVersion.minor < parsedCurrentVersion.minor)
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) {
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throw EditorUpdateError();
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}
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}
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return next();
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};
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}
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