sheetjs/packages/s2c/s2c.ts

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// @deno-types="https://cdn.sheetjs.com/xlsx-latest/package/types/index.d.ts"
import { read, utils, set_cptable, version } from 'https://cdn.sheetjs.com/xlsx-latest/package/xlsx.mjs';
import * as cptable from 'https://cdn.sheetjs.com/xlsx-latest/package/dist/cpexcel.full.mjs';
set_cptable(cptable);
import * as Drash from "https://deno.land/x/drash@v2.5.4/mod.ts";
class S2CResource extends Drash.Resource {
public paths = ["/"];
// see https://github.com/drashland/drash/issues/194
public OPTIONS(request: Drash.Request, response: Drash.Response) {
const allHttpMethods: string[] = [ "GET", "POST", "PUT", "DELETE" ];
response.headers.set("Allow", allHttpMethods.join()); // Use this
response.headers.set("Access-Control-Allow-Methods", allHttpMethods.join()); // or this
response.headers.set("access-control-allow-origin", "*");
response.status_code = 204;
return response;
}
public POST(request: Drash.Request, response: Drash.Response) {
const file = request.bodyParam<Drash.Types.BodyFile>("file");
try { response.headers.set("access-control-allow-origin", "*"); } catch(e) {}
if (!file) throw new Error("File is required!");
var wb = read(file.content, {type: "buffer"});
return response.html( utils.sheet_to_html(wb.Sheets[wb.SheetNames[0]]));
}
public GET(request: Drash.Request, response: Drash.Response): void {
try { response.headers.set("access-control-allow-origin", "*"); } catch(e) {}
return response.html(`\
<!DOCTYPE html>
<html>
<head>
<title>SheetJS Spreadsheet to HTML Conversion Service</title>
<meta charset="utf-8" />
</head>
<body>
<pre><h3><a href="//sheetjs.com/">SheetJS</a> Spreadsheet Conversion Service</h3>
<b>API</b>
Send a POST request to https://s2c.deno.dev/ with the file in the "file" body parameter:
$ curl -X POST -F"file=@test.xlsx" https://s2c.deno.dev/
The response will be an HTML TABLE generated from the first worksheet.
<b>Try it out!</b><form action="/" method="post" enctype="multipart/form-data">
<input type="file" name="file" />
Use the file input element to select a file, then click "Submit"
<button type="submit">Submit</button>
</form>
Library Version: ${version}
</pre>
</body>
</html>`,
);
}
}
// Create and run your server
const server = new Drash.Server({
hostname: "",
port: 3000,
protocol: "http",
resources: [
S2CResource,
],
});
server.run();
console.log(`Server running at ${server.address}.`);