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46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
"use strict";
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const url = require("url");
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const makeURL = require("make-url");
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const parseMXC = require("@modular-matrix/parse-mxc");
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const { validateOptions } = require("@validatem/core");
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const required = require("@validatem/required");
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const requireEither = require("@validatem/require-either");
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const isString = require("@validatem/is-string");
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const isMXC = require("@modular-matrix/is-mxc-url");
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const isSession = require("@modular-matrix/is-session");
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const isHomeserverURL = require("@modular-matrix/is-homeserver-url");
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module.exports = function getFileURL(_session, _options) {
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let options = validateOptions(arguments, [
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required,
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requireEither([ "session", "homeserver" ]),
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{
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session: [ isSession ],
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homeserver: [ isHomeserverURL ],
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url: [ required, isMXC ],
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filename: [ isString ]
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}
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]);
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let homeserverURL = (options.session != null)
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? options.session.homeserver
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: options.homeserver;
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let parsedMXC = parseMXC.parse(options.url);
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let urlTemplate = (options.filename != null)
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? "/_matrix/media/r0/download/:serverName/:mediaID/:filename"
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: "/_matrix/media/r0/download/:serverName/:mediaID";
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let path = makeURL(urlTemplate, {
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serverName: parsedMXC.homeserver,
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mediaID: parsedMXC.id,
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filename: options.filename
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});
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return url.resolve(homeserverURL, path);
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};
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