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module brpaste.web;
import brpaste.hash;
import brpaste.storage;
import vibe.vibe;
import std.functional;
import std.regex;
RedisStorage store;
alias put = partial!(insert, true);
alias post = partial!(insert, false);
alias idLng = partial!(id, true);
alias idRaw = partial!(id, false);
void id(bool highlight, HTTPServerRequest req, HTTPServerResponse res) {
string id = req.params["id"];
auto data = store.get(id);
if(!highlight) {
res.contentType = "text/plain";
res.writeBody(data);
return;
}
string language = "none";
if ("lang" in req.params) language = req.params["lang"];
else if ("lang" in req.query) language = req.query["lang"]; // DEPRECATED
else if (req.query.length > 0) language = req.query.byKey.front; // ditto
render!("code.dt", data, language)(res);
}
void insert(bool put, HTTPServerRequest req, HTTPServerResponse res) {
import std.encoding;
enforceHTTP("data" in req.form, HTTPStatus.badRequest, "Missing data field.");
string data = req.form["data"];
enforceHTTP(data.isValid, HTTPStatus.unsupportedMediaType, "Content contains binary.");
auto hash = put ? req.params["id"] : data.hash;
store.put(hash, data, put);
auto ua = req.headers.get("User-Agent", "");
if(ua.isBrowser) {
// TODO: eventually move back to registerWebInterface for redirect()
res.statusCode = HTTPStatus.seeOther;
res.headers["Location"] = "/%s".format(hash);
res.writeBody("");
} else {
res.statusCode = HTTPStatus.created;
res.writeBody(hash);
}
}
void health(HTTPServerRequest req, HTTPServerResponse res) {
res.statusCode = HTTPStatus.noContent;
scope(success) res.writeBody("");
// Redis
store.isDown;
}
// tries to match User-Agent against known browsers
static bool isBrowser(string ua) {
foreach (r; [
"Firefox/",
"Chrome/",
"Safari/",
"OPR/",
"Edge/",
"Trident/"
]) {
if(ua.matchFirst(r)) return true;
}
return false;
}
shared static this() {
// setup redis
string path;
readOption("redis|r", &path, "The URL to use to connect to redis");
store = path.empty ? new RedisStorage : new RedisStorage(URL(path));
}
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