aboutsummaryrefslogtreecommitdiff
path: root/events/event.cpp
blob: e74bc11446e20adcb03a7b1ce865a54559c6ecf7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
/******************************************************************************
 * Copyright (C) 2015 Felix Rohrbach <kde@fxrh.de>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include "event.h"

#include "roommessageevent.h"
#include "simplestateevents.h"
#include "roommemberevent.h"
#include "roomavatarevent.h"
#include "typingevent.h"
#include "receiptevent.h"
#include "redactionevent.h"
#include "logging.h"

#include <QtCore/QJsonDocument>

using namespace QMatrixClient;

Event::Event(Type type, const QJsonObject& rep)
    : _type(type), _originalJson(rep)
{
    if (!rep.contains("content") &&
            !rep.value("unsigned").toObject().contains("redacted_because"))
    {
        qCWarning(EVENTS) << "Event without 'content' node";
        qCWarning(EVENTS) << formatJson << rep;
    }
}

Event::~Event() = default;

QByteArray Event::originalJson() const
{
    return QJsonDocument(_originalJson).toJson();
}

QJsonObject Event::originalJsonObject() const
{
    return _originalJson;
}

const QJsonObject Event::contentJson() const
{
    return _originalJson["content"].toObject();
}

template <typename BaseEventT>
inline BaseEventT* makeIfMatches(const QJsonObject&, const QString&)
{
    return nullptr;
}

template <typename BaseEventT, typename EventT, typename... EventTs>
inline BaseEventT* makeIfMatches(const QJsonObject& o, const QString& selector)
{
    if (selector == EventT::TypeId)
        return new EventT(o);

    return makeIfMatches<BaseEventT, EventTs...>(o, selector);
}

template <>
EventPtr _impl::doMakeEvent<Event>(const QJsonObject& obj)
{
    // Check more specific event types first
    if (auto e = doMakeEvent<RoomEvent>(obj))
        return EventPtr(move(e));

    return EventPtr { makeIfMatches<Event,
        TypingEvent, ReceiptEvent>(obj, obj["type"].toString()) };
}

RoomEvent::RoomEvent(Event::Type type) : Event(type) { }

RoomEvent::RoomEvent(Type type, const QJsonObject& rep)
    : Event(type, rep), _id(rep["event_id"].toString())
    , _roomId(rep["room_id"].toString())
    , _senderId(rep["sender"].toString())
    , _serverTimestamp(
            QMatrixClient::fromJson<QDateTime>(rep["origin_server_ts"]))
{
//    if (_id.isEmpty())
//    {
//        qCWarning(EVENTS) << "Can't find event_id in a room event";
//        qCWarning(EVENTS) << formatJson << rep;
//    }
//    if (!rep.contains("origin_server_ts"))
//    {
//        qCWarning(EVENTS) << "Can't find server timestamp in a room event";
//        qCWarning(EVENTS) << formatJson << rep;
//    }
//    if (_senderId.isEmpty())
//    {
//        qCWarning(EVENTS) << "Can't find sender in a room event";
//        qCWarning(EVENTS) << formatJson << rep;
//    }
    auto unsignedData = rep["unsigned"].toObject();
    auto redaction = unsignedData.value("redacted_because");
    if (redaction.isObject())
    {
        _redactedBecause.reset(new RedactionEvent(redaction.toObject()));
        return;
    }

    _txnId = unsignedData.value("transactionId").toString();
    if (!_txnId.isEmpty())
        qCDebug(EVENTS) << "Event transactionId:" << _txnId;
}

RoomEvent::~RoomEvent() = default; // Let the smart pointer do its job

QString RoomEvent::redactionReason() const
{
    return isRedacted() ? _redactedBecause->reason() : QString{};
}

void RoomEvent::addId(const QString& id)
{
    Q_ASSERT(_id.isEmpty()); Q_ASSERT(!id.isEmpty());
    _id = id;
}

template <>
RoomEventPtr _impl::doMakeEvent(const QJsonObject& obj)
{
    return RoomEventPtr { makeIfMatches<RoomEvent,
        RoomMessageEvent, RoomNameEvent, RoomAliasesEvent,
        RoomCanonicalAliasEvent, RoomMemberEvent, RoomTopicEvent,
        RoomAvatarEvent, EncryptionEvent, RedactionEvent>
            (obj, obj["type"].toString()) };
}