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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
/* Copyright 2013 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "LwjglVersionList.h"
#include "MultiMC.h"
#include <QtNetwork>
#include <QtXml>
#include <QRegExp>
#include "logger/QsLog.h"
#define RSS_URL "http://sourceforge.net/projects/java-game-lib/rss"
LWJGLVersionList::LWJGLVersionList(QObject *parent) : QAbstractListModel(parent)
{
setLoading(false);
}
QVariant LWJGLVersionList::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
if (index.row() > count())
return QVariant();
const PtrLWJGLVersion version = at(index.row());
switch (role)
{
case Qt::DisplayRole:
return version->name();
case Qt::ToolTipRole:
return version->url();
default:
return QVariant();
}
}
QVariant LWJGLVersionList::headerData(int section, Qt::Orientation orientation, int role) const
{
switch (role)
{
case Qt::DisplayRole:
return tr("Version");
case Qt::ToolTipRole:
return tr("LWJGL version name.");
default:
return QVariant();
}
}
int LWJGLVersionList::columnCount(const QModelIndex &parent) const
{
return 1;
}
bool LWJGLVersionList::isLoading() const
{
return m_loading;
}
void LWJGLVersionList::loadList()
{
Q_ASSERT_X(!m_loading, "loadList", "list is already loading (m_loading is true)");
setLoading(true);
auto worker = MMC->qnam();
QNetworkRequest req(QUrl(RSS_URL));
req.setRawHeader("Accept", "application/rss+xml, text/xml, */*");
req.setRawHeader("User-Agent", "MultiMC/5.0 (Uncached)");
reply = worker->get(req);
connect(reply, SIGNAL(finished()), SLOT(netRequestComplete()));
}
inline QDomElement getDomElementByTagName(QDomElement parent, QString tagname)
{
QDomNodeList elementList = parent.elementsByTagName(tagname);
if (elementList.count())
return elementList.at(0).toElement();
else
return QDomElement();
}
void LWJGLVersionList::netRequestComplete()
{
if (reply->error() == QNetworkReply::NoError)
{
QRegExp lwjglRegex("lwjgl-(([0-9]\\.?)+)\\.zip");
Q_ASSERT_X(lwjglRegex.isValid(), "load LWJGL list", "LWJGL regex is invalid");
QDomDocument doc;
QString xmlErrorMsg;
int errorLine;
auto rawData = reply->readAll();
if (!doc.setContent(rawData, false, &xmlErrorMsg, &errorLine))
{
failed("Failed to load LWJGL list. XML error: " + xmlErrorMsg + " at line " +
QString::number(errorLine));
setLoading(false);
return;
}
QDomNodeList items = doc.elementsByTagName("item");
QList<PtrLWJGLVersion> tempList;
for (int i = 0; i < items.length(); i++)
{
Q_ASSERT_X(items.at(i).isElement(), "load LWJGL list",
"XML element isn't an element... wat?");
QDomElement linkElement = getDomElementByTagName(items.at(i).toElement(), "link");
if (linkElement.isNull())
{
QLOG_INFO() << "Link element" << i << "in RSS feed doesn't exist! Skipping.";
continue;
}
QString link = linkElement.text();
// Make sure it's a download link.
if (link.endsWith("/download") && link.contains(lwjglRegex))
{
QString name = link.mid(lwjglRegex.indexIn(link) + 6);
// Subtract 4 here to remove the .zip file extension.
name = name.left(lwjglRegex.matchedLength() - 10);
QUrl url(link);
if (!url.isValid())
{
QLOG_WARN() << "LWJGL version URL isn't valid:" << link << "Skipping.";
continue;
}
QLOG_INFO() << "Discovered LWGL version" << name << "at" << link;
tempList.append(LWJGLVersion::Create(name, link));
}
}
beginResetModel();
m_vlist.swap(tempList);
endResetModel();
QLOG_INFO() << "Loaded LWJGL list.";
finished();
}
else
{
failed("Failed to load LWJGL list. Network error: " + reply->errorString());
}
setLoading(false);
reply->deleteLater();
}
const PtrLWJGLVersion LWJGLVersionList::getVersion(const QString &versionName)
{
for (int i = 0; i < count(); i++)
{
QString name = at(i)->name();
if (name == versionName)
return at(i);
}
return PtrLWJGLVersion();
}
void LWJGLVersionList::failed(QString msg)
{
QLOG_ERROR() << msg;
emit loadListFailed(msg);
}
void LWJGLVersionList::finished()
{
emit loadListFinished();
}
void LWJGLVersionList::setLoading(bool loading)
{
m_loading = loading;
emit loadingStateUpdated(m_loading);
}
|
