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41
42 #include "qdesktopservices.h"
43
44 #ifndef QT_NO_DESKTOPSERVICES
45
46 #include <qprocess.h>
47 #include <qurl.h>
48 #include <qdir.h>
49 #include <qfile.h>
50 #include <qtextstream.h>
51 #include <private/qt_x11_p.h>
52 #include <qcoreapplication.h>
53 #include <stdlib.h>
54
55 QT_BEGIN_NAMESPACE
56
launch(const QUrl & url,const QString & client)57 inline static bool launch(const QUrl &url, const QString &client)
58 {
59 #if !defined(QT_NO_PROCESS)
60 return (QProcess::startDetached(client + QLatin1Char(' ') + QString::fromLatin1(url.toEncoded().constData())));
61 #else
62 return (::system((client + QLatin1Char(' ') + QString::fromLatin1(url.toEncoded().constData())).toLocal8Bit().constData()) != -1);
63 #endif
64 }
65
openDocument(const QUrl & url)66 static bool openDocument(const QUrl &url)
67 {
68 if (!url.isValid())
69 return false;
70
71 if (launch(url, QLatin1String("xdg-open")))
72 return true;
73
74 // Use the X11->desktopEnvironment value if X11 is non-NULL,
75 // otherwise just attempt to launch command regardless of the desktop environment
76 if ((!X11 || (X11 && X11->desktopEnvironment == DE_GNOME)) && launch(url, QLatin1String("gnome-open"))) {
77 return true;
78 } else {
79 if ((!X11 || (X11 && X11->desktopEnvironment == DE_KDE)) && launch(url, QLatin1String("kfmclient exec")))
80 return true;
81 }
82
83 if (launch(url, QLatin1String("firefox")))
84 return true;
85 if (launch(url, QLatin1String("mozilla")))
86 return true;
87 if (launch(url, QLatin1String("netscape")))
88 return true;
89 if (launch(url, QLatin1String("opera")))
90 return true;
91
92 return false;
93 }
94
launchWebBrowser(const QUrl & url)95 static bool launchWebBrowser(const QUrl &url)
96 {
97 if (!url.isValid())
98 return false;
99 if (url.scheme() == QLatin1String("mailto"))
100 return openDocument(url);
101
102 if (launch(url, QLatin1String("xdg-open")))
103 return true;
104 if (launch(url, QString::fromLocal8Bit(getenv("DEFAULT_BROWSER"))))
105 return true;
106 if (launch(url, QString::fromLocal8Bit(getenv("BROWSER"))))
107 return true;
108
109 // Use the X11->desktopEnvironment value if X11 is non-NULL,
110 // otherwise just attempt to launch command regardless of the desktop environment
111 if ((!X11 || (X11 && X11->desktopEnvironment == DE_GNOME)) && launch(url, QLatin1String("gnome-open"))) {
112 return true;
113 } else {
114 if ((!X11 || (X11 && X11->desktopEnvironment == DE_KDE)) && launch(url, QLatin1String("kfmclient openURL")))
115 return true;
116 }
117
118 if (launch(url, QLatin1String("firefox")))
119 return true;
120 if (launch(url, QLatin1String("mozilla")))
121 return true;
122 if (launch(url, QLatin1String("netscape")))
123 return true;
124 if (launch(url, QLatin1String("opera")))
125 return true;
126 return false;
127 }
128
129
130
storageLocation(StandardLocation type)131 QString QDesktopServices::storageLocation(StandardLocation type)
132 {
133 if (type == QDesktopServices::HomeLocation)
134 return QDir::homePath();
135 if (type == QDesktopServices::TempLocation)
136 return QDir::tempPath();
137
138 // http://standards.freedesktop.org/basedir-spec/basedir-spec-0.6.html
139 if (type == QDesktopServices::CacheLocation) {
140 QString xdgCacheHome = QLatin1String(qgetenv("XDG_CACHE_HOME"));
141 if (xdgCacheHome.isEmpty())
142 xdgCacheHome = QDir::homePath() + QLatin1String("/.cache");
143 xdgCacheHome += QLatin1Char('/') + QCoreApplication::organizationName()
144 + QLatin1Char('/') + QCoreApplication::applicationName();
145 return xdgCacheHome;
146 }
147
148 if (type == QDesktopServices::DataLocation) {
149 QString xdgDataHome = QLatin1String(qgetenv("XDG_DATA_HOME"));
150 if (xdgDataHome.isEmpty())
151 xdgDataHome = QDir::homePath() + QLatin1String("/.local/share");
152 xdgDataHome += QLatin1String("/data/")
153 + QCoreApplication::organizationName() + QLatin1Char('/')
154 + QCoreApplication::applicationName();
155 return xdgDataHome;
156 }
157
158 // http://www.freedesktop.org/wiki/Software/xdg-user-dirs
159 QString xdgConfigHome = QLatin1String(qgetenv("XDG_CONFIG_HOME"));
160 if (xdgConfigHome.isEmpty())
161 xdgConfigHome = QDir::homePath() + QLatin1String("/.config");
162 QFile file(xdgConfigHome + QLatin1String("/user-dirs.dirs"));
163 if (file.exists() && file.open(QIODevice::ReadOnly)) {
164 QHash<QString, QString> lines;
165 QTextStream stream(&file);
166 // Only look for lines like: XDG_DESKTOP_DIR="$HOME/Desktop"
167 QRegExp exp(QLatin1String("^XDG_(.*)_DIR=(.*)$"));
168 while (!stream.atEnd()) {
169 QString line = stream.readLine();
170 if (exp.indexIn(line) != -1) {
171 QStringList lst = exp.capturedTexts();
172 QString key = lst.at(1);
173 QString value = lst.at(2);
174 if (value.length() > 2
175 && value.startsWith(QLatin1Char('\"'))
176 && value.endsWith(QLatin1Char('\"')))
177 value = value.mid(1, value.length() - 2);
178 // Store the key and value: "DESKTOP", "$HOME/Desktop"
179 lines[key] = value;
180 }
181 }
182
183 QString key;
184 switch (type) {
185 case DesktopLocation: key = QLatin1String("DESKTOP"); break;
186 case DocumentsLocation: key = QLatin1String("DOCUMENTS"); break;
187 case PicturesLocation: key = QLatin1String("PICTURES"); break;
188 case MusicLocation: key = QLatin1String("MUSIC"); break;
189 case MoviesLocation: key = QLatin1String("VIDEOS"); break;
190 default: break;
191 }
192 if (!key.isEmpty() && lines.contains(key)) {
193 QString value = lines[key];
194 // value can start with $HOME
195 if (value.startsWith(QLatin1String("$HOME")))
196 value = QDir::homePath() + value.mid(5);
197 return value;
198 }
199 }
200
201 QDir emptyDir;
202 QString path;
203 switch (type) {
204 case DesktopLocation:
205 path = QDir::homePath() + QLatin1String("/Desktop");
206 break;
207 case DocumentsLocation:
208 path = QDir::homePath() + QLatin1String("/Documents");
209 break;
210 case PicturesLocation:
211 path = QDir::homePath() + QLatin1String("/Pictures");
212 break;
213
214 case FontsLocation:
215 path = QDir::homePath() + QLatin1String("/.fonts");
216 break;
217
218 case MusicLocation:
219 path = QDir::homePath() + QLatin1String("/Music");
220 break;
221
222 case MoviesLocation:
223 path = QDir::homePath() + QLatin1String("/Videos");
224 break;
225
226 case ApplicationsLocation:
227 default:
228 break;
229 }
230
231 return path;
232 }
233
displayName(StandardLocation type)234 QString QDesktopServices::displayName(StandardLocation type)
235 {
236 Q_UNUSED(type);
237 return QString();
238 }
239
240 QT_END_NAMESPACE
241
242 #endif // QT_NO_DESKTOPSERVICES
243