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63 lines
1.9 KiB
63 lines
1.9 KiB
import { parse } from "engine.io-client"; |
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import debugModule from "debug"; // debug() |
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const debug = debugModule("socket.io-client:url"); // debug() |
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/** |
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* URL parser. |
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* |
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* @param uri - url |
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* @param path - the request path of the connection |
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* @param loc - An object meant to mimic window.location. |
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* Defaults to window.location. |
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* @public |
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*/ |
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export function url(uri, path = "", loc) { |
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let obj = uri; |
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// default to window.location |
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loc = loc || (typeof location !== "undefined" && location); |
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if (null == uri) |
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uri = loc.protocol + "//" + loc.host; |
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// relative path support |
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if (typeof uri === "string") { |
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if ("/" === uri.charAt(0)) { |
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if ("/" === uri.charAt(1)) { |
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uri = loc.protocol + uri; |
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} |
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else { |
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uri = loc.host + uri; |
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} |
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} |
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if (!/^(https?|wss?):\/\//.test(uri)) { |
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debug("protocol-less url %s", uri); |
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if ("undefined" !== typeof loc) { |
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uri = loc.protocol + "//" + uri; |
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} |
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else { |
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uri = "https://" + uri; |
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} |
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} |
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// parse |
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debug("parse %s", uri); |
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obj = parse(uri); |
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} |
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// make sure we treat `localhost:80` and `localhost` equally |
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if (!obj.port) { |
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if (/^(http|ws)$/.test(obj.protocol)) { |
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obj.port = "80"; |
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} |
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else if (/^(http|ws)s$/.test(obj.protocol)) { |
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obj.port = "443"; |
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} |
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} |
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obj.path = obj.path || "/"; |
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const ipv6 = obj.host.indexOf(":") !== -1; |
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const host = ipv6 ? "[" + obj.host + "]" : obj.host; |
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// define unique id |
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obj.id = obj.protocol + "://" + host + ":" + obj.port + path; |
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// define href |
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obj.href = |
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obj.protocol + |
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"://" + |
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host + |
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(loc && loc.port === obj.port ? "" : ":" + obj.port); |
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return obj; |
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}
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