Settings: unify duplicated code
[lxde/liblxqt.git] / lxqtplugininfo.cpp
1 /* BEGIN_COMMON_COPYRIGHT_HEADER
2 * (c)LGPL2+
3 *
4 * LXQt - a lightweight, Qt based, desktop toolset
5 * http://razor-qt.org
6 *
7 * Copyright: 2010-2011 Razor team
8 * Authors:
9 * Alexander Sokoloff <sokoloff.a@gmail.com>
10 *
11 * This program or library is free software; you can redistribute it
12 * and/or modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
15 *
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
20
21 * You should have received a copy of the GNU Lesser General
22 * Public License along with this library; if not, write to the
23 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 * Boston, MA 02110-1301 USA
25 *
26 * END_COMMON_COPYRIGHT_HEADER */
27
28
29 #include "lxqtplugininfo.h"
30 #include <QObject>
31 #include <QFileInfo>
32 #include <QDir>
33 #include <QTranslator>
34 #include <QCoreApplication>
35 #include <QLibrary>
36 #include <QDebug>
37
38 using namespace LXQt;
39
40 /************************************************
41
42 ************************************************/
43 PluginInfo::PluginInfo():
44 XdgDesktopFile()
45 {
46
47 }
48
49
50 /************************************************
51
52 ************************************************/
53 bool PluginInfo::load(const QString& fileName)
54 {
55 XdgDesktopFile::load(fileName);
56 mId = QFileInfo(fileName).completeBaseName();
57 return isValid();
58 }
59
60
61 /************************************************
62
63 ************************************************/
64 bool PluginInfo::isValid() const
65 {
66 return XdgDesktopFile::isValid();
67 }
68
69
70 /************************************************
71
72 ************************************************/
73 QLibrary* PluginInfo::loadLibrary(const QString& libDir) const
74 {
75 QString baseName, path;
76 QFileInfo fi = QFileInfo(fileName());
77 path = fi.canonicalPath();
78 baseName = value("X-LXQt-Library", fi.completeBaseName()).toString();
79
80 QString soPath = QDir(libDir).filePath(QString("lib%2.so").arg(baseName));
81 QLibrary* library = new QLibrary(soPath);
82
83 if (!library->load())
84 {
85 qWarning() << QString("Can't load plugin lib \"%1\"").arg(soPath) << library->errorString();
86 delete library;
87 return 0;
88 }
89
90 QString locale = QLocale::system().name();
91 QTranslator* translator = new QTranslator(library);
92
93 translator->load(QString("%1/%2/%2_%3.qm").arg(path, baseName, locale));
94 qApp->installTranslator(translator);
95
96 return library;
97 }
98
99
100 /************************************************
101
102 ************************************************/
103 PluginInfoList PluginInfo::search(const QStringList& desktopFilesDirs, const QString& serviceType, const QString& nameFilter)
104 {
105 QList<PluginInfo> res;
106 QSet<QString> processed;
107
108 foreach (const QString &desktopFilesDir, desktopFilesDirs)
109 {
110 QDir dir(desktopFilesDir);
111 QFileInfoList files = dir.entryInfoList(QStringList(nameFilter), QDir::Files | QDir::Readable);
112 foreach (const QFileInfo &file, files)
113 {
114 if (processed.contains(file.fileName()))
115 continue;
116
117 processed << file.fileName();
118
119 PluginInfo item;
120 item.load(file.canonicalFilePath());
121
122 if (item.isValid() && item.serviceType() == serviceType)
123 res.append(item);
124 }
125 }
126 return res;
127 }
128
129
130 /************************************************
131
132 ************************************************/
133 PluginInfoList PluginInfo::search(const QString& desktopFilesDir, const QString& serviceType, const QString& nameFilter)
134 {
135 return search(QStringList(desktopFilesDir), serviceType, nameFilter);
136 }
137
138
139 /************************************************
140
141 ************************************************/
142 QDebug operator<<(QDebug dbg, const LXQt::PluginInfo &pluginInfo)
143 {
144 dbg.nospace() << QString("%1").arg(pluginInfo.id());
145 return dbg.space();
146 }
147
148
149 /************************************************
150
151 ************************************************/
152 QDebug operator<<(QDebug dbg, const LXQt::PluginInfo * const pluginInfo)
153 {
154 return operator<<(dbg, *pluginInfo);
155 }
156
157
158 /************************************************
159
160 ************************************************/
161 QDebug operator<<(QDebug dbg, const PluginInfoList& list)
162 {
163 dbg.nospace() << '(';
164 for (int i=0; i<list.size(); ++i)
165 {
166 if (i) dbg.nospace() << ", ";
167 dbg << list.at(i);
168 }
169 dbg << ')';
170 return dbg.space();
171 }
172
173
174 /************************************************
175
176 ************************************************/
177 QDebug operator<<(QDebug dbg, const PluginInfoList* const pluginInfoList)
178 {
179 return operator<<(dbg, *pluginInfoList);
180 }