115 lines
2.9 KiB
D
115 lines
2.9 KiB
D
module calendarwebapp;
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import core.time : days;
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import event;
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import std.datetime.date : Date;
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import std.exception : enforce;
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import std.typecons : Nullable;
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import vibe.core.path : Path;
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import vibe.data.bson : Bson;
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import vibe.db.mongo.database : MongoDatabase;
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import vibe.db.mongo.mongo : connectMongoDB;
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import vibe.http.common : HTTPStatusException;
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import vibe.http.server : HTTPServerRequest, HTTPServerResponse;
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import vibe.http.status : HTTPStatus;
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import vibe.web.auth;
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import vibe.web.web : errorDisplay, noRoute, redirect, render, SessionVar,
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terminateSession;
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struct AuthInfo
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{
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string userName;
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}
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@requiresAuth class CalendarWebapp
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{
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@noRoute AuthInfo authenticate(scope HTTPServerRequest req, scope HTTPServerResponse res)
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{
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if (!req.session || !req.session.isKeySet("auth"))
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{
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redirect("/login");
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throw new HTTPStatusException(HTTPStatus.forbidden, "Du musst dich erst einloggen");
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}
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return req.session.get!AuthInfo("auth");
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}
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public:
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@anyAuth @errorDisplay!getLogin void index()
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{
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auto entries = getEntriesFromFile(fileName);
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render!("showevents.dt", entries);
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}
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@noAuth void getLogin(string _error = null)
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{
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render!("login.dt", _error);
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}
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@noAuth @errorDisplay!getLogin void postLogin(string username, string password)
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{
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enforce(checkUser(username, password), "Benutzername oder Passwort ungültig");
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immutable AuthInfo authInfo = {username};
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auth = authInfo;
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redirect("/");
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}
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@anyAuth void getLogout()
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{
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terminateSession();
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redirect("/");
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}
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@anyAuth void getCreate(ValidationErrorData _error = ValidationErrorData.init)
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{
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render!("create.dt", _error);
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}
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@anyAuth @errorDisplay!getCreate void postCreate(Date begin,
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Nullable!Date end, string description, string name, EventType type, bool shout)
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{
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import std.array : split, replace;
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if (!end.isNull)
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enforce(end - begin >= 1.days,
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"Mehrtägige Ereignisse müssen mindestens einen Tag dauern");
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auto entry = Entry(begin, end, Event("", name,
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description.replace("\r", "").split('\n'), type, shout));
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auto entries = getEntriesFromFile(fileName) ~ entry;
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entries.writeEntriesToFile(fileName);
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render!("showevents.dt", entries);
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}
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struct ValidationErrorData
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{
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string msg;
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string field;
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}
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this()
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{
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database = connectMongoDB("localhost").getDatabase("CalendarWebapp");
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}
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private:
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immutable fileName = Path("events.json");
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SessionVar!(AuthInfo, "auth") auth;
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MongoDatabase database;
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bool checkUser(string username, string password)
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{
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auto users = database["users"];
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auto result = users.findOne(["_id" : username, "password" : password]);
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return result != Bson(null);
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}
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}
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