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Add middleware to handle CORS

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lifegpc
2023-06-25 18:42:31 +08:00
parent 627b38d85d
commit de83031b30
3 changed files with 63 additions and 33 deletions
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58
fresh.gen.ts
View File

@@ -3,20 +3,21 @@
// This file is automatically updated during development when running `dev.ts`.
import * as $0 from "./routes/_middleware.ts";
import * as $1 from "./routes/api/config.ts";
import * as $2 from "./routes/api/deploy_id.ts";
import * as $3 from "./routes/api/exit.ts";
import * as $4 from "./routes/api/export/gallery/zip/[gid].ts";
import * as $5 from "./routes/api/file/[id].ts";
import * as $6 from "./routes/api/file/random.ts";
import * as $7 from "./routes/api/filemeta.ts";
import * as $8 from "./routes/api/filemeta/[token].ts";
import * as $9 from "./routes/api/files/[token].ts";
import * as $10 from "./routes/api/gallery/[gid].ts";
import * as $11 from "./routes/api/status.ts";
import * as $12 from "./routes/api/task.ts";
import * as $13 from "./routes/api/thumbnail/[id].ts";
import * as $14 from "./routes/index.tsx";
import * as $1 from "./routes/api/_middleware.ts";
import * as $2 from "./routes/api/config.ts";
import * as $3 from "./routes/api/deploy_id.ts";
import * as $4 from "./routes/api/exit.ts";
import * as $5 from "./routes/api/export/gallery/zip/[gid].ts";
import * as $6 from "./routes/api/file/[id].ts";
import * as $7 from "./routes/api/file/random.ts";
import * as $8 from "./routes/api/filemeta.ts";
import * as $9 from "./routes/api/filemeta/[token].ts";
import * as $10 from "./routes/api/files/[token].ts";
import * as $11 from "./routes/api/gallery/[gid].ts";
import * as $12 from "./routes/api/status.ts";
import * as $13 from "./routes/api/task.ts";
import * as $14 from "./routes/api/thumbnail/[id].ts";
import * as $15 from "./routes/index.tsx";
import * as $$0 from "./islands/Container.tsx";
import * as $$1 from "./islands/Settings.tsx";
import * as $$2 from "./islands/TaskManager.tsx";
@@ -24,20 +25,21 @@ import * as $$2 from "./islands/TaskManager.tsx";
const manifest = {
routes: {
"./routes/_middleware.ts": $0,
"./routes/api/config.ts": $1,
"./routes/api/deploy_id.ts": $2,
"./routes/api/exit.ts": $3,
"./routes/api/export/gallery/zip/[gid].ts": $4,
"./routes/api/file/[id].ts": $5,
"./routes/api/file/random.ts": $6,
"./routes/api/filemeta.ts": $7,
"./routes/api/filemeta/[token].ts": $8,
"./routes/api/files/[token].ts": $9,
"./routes/api/gallery/[gid].ts": $10,
"./routes/api/status.ts": $11,
"./routes/api/task.ts": $12,
"./routes/api/thumbnail/[id].ts": $13,
"./routes/index.tsx": $14,
"./routes/api/_middleware.ts": $1,
"./routes/api/config.ts": $2,
"./routes/api/deploy_id.ts": $3,
"./routes/api/exit.ts": $4,
"./routes/api/export/gallery/zip/[gid].ts": $5,
"./routes/api/file/[id].ts": $6,
"./routes/api/file/random.ts": $7,
"./routes/api/filemeta.ts": $8,
"./routes/api/filemeta/[token].ts": $9,
"./routes/api/files/[token].ts": $10,
"./routes/api/gallery/[gid].ts": $11,
"./routes/api/status.ts": $12,
"./routes/api/task.ts": $13,
"./routes/api/thumbnail/[id].ts": $14,
"./routes/index.tsx": $15,
},
islands: {
"./islands/Container.tsx": $$0,

28
routes/api/_middleware.ts Normal file
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@@ -0,0 +1,28 @@
import { MiddlewareHandlerContext } from "$fresh/server.ts";
export async function handler(req: Request, ctx: MiddlewareHandlerContext) {
const res = await ctx.next();
if (req.method === "OPTIONS" && res.status === 405) {
const headers = new Headers();
const allow = res.headers.get("Accept");
if (allow) headers.set("Allow", allow);
const origin = req.headers.get("origin");
if (origin) {
headers.set("Access-Control-Allow-Origin", "*");
if (allow) headers.set("Access-Control-Allow-Methods", allow);
headers.set("Access-Control-Allow-Headers", "Content-Type, Range");
}
return new Response(null, { status: 204, headers });
} else {
const headers = new Headers(res.headers);
const origin = req.headers.get("origin");
if (origin) {
headers.set("Access-Control-Allow-Origin", "*");
}
return new Response(res.body, {
status: res.status,
headers: headers,
statusText: res.statusText,
});
}
}

10
server/get_file_response.ts
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@@ -3,15 +3,15 @@ import mime from "mime";
import { parse_range } from "./range_parser.ts";
export type GetFileResponseOptions = {
boundary?: string;
boundary?: string | null;
/**@default {4096} */
chunk?: number;
/**@default {false} */
combineRange?: boolean;
if_modified_since?: string;
if_unmodified_since?: string;
mimetype?: string;
range?: string;
if_modified_since?: string | null;
if_unmodified_since?: string | null;
mimetype?: string | null;
range?: string | null;
};
export async function get_file_response(