rbutil/rbutilqt/themesinstallwindow.cpp

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  *
   9  *   Copyright (C) 2007 by Dominik Riebeling
  10  *   $Id$
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #include <QtGui>
  21
  22 #include "ui_themesinstallfrm.h"
  23 #include "themesinstallwindow.h"
  24 #include "zipinstaller.h"
  25 #include "progressloggergui.h"
  26 #include "utils.h"
  27 #include "rbsettings.h"
  28
  29 ThemesInstallWindow::ThemesInstallWindow(QWidget *parent) : QDialog(parent)
  30 {
  31     ui.setupUi(this);
  32     ui.listThemes->setAlternatingRowColors(true);
  33     ui.listThemes->setSelectionMode(QAbstractItemView::ExtendedSelection);
  34     ui.listThemes->setSortingEnabled(true);
  35     ui.themePreview->clear();
  36     ui.themePreview->setText(tr("no theme selected"));
  37     ui.labelSize->setText(tr("no selection"));
  38
  39     connect(ui.buttonCancel, SIGNAL(clicked()), this, SLOT(close()));
  40     connect(ui.buttonOk, SIGNAL(clicked()), this, SLOT(accept()));
  41     connect(ui.listThemes, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
  42             this, SLOT(updateDetails(QListWidgetItem*, QListWidgetItem*)));
  43     connect(ui.listThemes, SIGNAL(itemSelectionChanged()), this, SLOT(updateSize()));
  44     connect(&igetter, SIGNAL(done(bool)), this, SLOT(updateImage(bool)));
  45 }
  46
  47 ThemesInstallWindow::~ThemesInstallWindow()
  48 {
  49     if(infocachedir!="")
  50         recRmdir(infocachedir);
  51 }
  52
  53
  54 void ThemesInstallWindow::downloadInfo()
  55 {
  56     // try to get the current build information
  57     getter = new HttpGet(this);
  58
  59     qDebug() << "downloading themes info";
  60     themesInfo.open();
  61     qDebug() << "file:" << themesInfo.fileName();
  62     themesInfo.close();
  63
  64     QUrl url;
  65     url = QUrl(RbSettings::value(RbSettings::ThemesUrl).toString() + "/rbutilqt.php?target="
  66                 + RbSettings::value(RbSettings::CurConfigureModel).toString());
  67     qDebug() << "downloadInfo()" << url;
  68     qDebug() << url.queryItems();
  69     if(RbSettings::value(RbSettings::CacheOffline).toBool())
  70         getter->setCache(true);
  71     getter->setFile(&themesInfo);
  72
  73     connect(getter, SIGNAL(done(bool)), this, SLOT(downloadDone(bool)));
  74     connect(logger, SIGNAL(aborted()), getter, SLOT(abort()));
  75     getter->getFile(url);
  76 }
  77
  78
  79 void ThemesInstallWindow::downloadDone(int id, bool error)
  80 {
  81     downloadDone(error);
  82     qDebug() << "downloadDone(bool) =" << id << error;
  83 }
  84
  85
  86 void ThemesInstallWindow::downloadDone(bool error)
  87 {
  88     qDebug() << "downloadDone(bool) =" << error;
  89
  90     disconnect(logger, SIGNAL(aborted()), getter, SLOT(abort()));
  91     disconnect(logger, SIGNAL(aborted()), this, SLOT(close()));
  92     themesInfo.open();
  93
  94     QSettings iniDetails(themesInfo.fileName(), QSettings::IniFormat, this);
  95     QStringList tl = iniDetails.childGroups();
  96     qDebug() << iniDetails.value("error/code").toString()
  97             << iniDetails.value("error/description").toString()
  98             << iniDetails.value("error/query").toString();
  99
 100     if(error) {
 101         logger->addItem(tr("Network error: %1.\n"
 102                 "Please check your network and proxy settings.")
 103                 .arg(getter->errorString()), LOGERROR);
 104         getter->abort();
 105         logger->setFinished();
 106         disconnect(getter, SIGNAL(done(bool)), this, SLOT(downloadDone(bool)));
 107         connect(logger, SIGNAL(closed()), this, SLOT(close()));
 108         return;
 109     }
 110     // handle possible error codes
 111     if(iniDetails.value("error/code").toInt() != 0 || !iniDetails.contains("error/code")) {
 112         qDebug() << "error!";
 113         logger->addItem(tr("the following error occured:\n%1")
 114             .arg(iniDetails.value("error/description", "unknown error").toString()), LOGERROR);
 115         logger->setFinished();
 116         connect(logger, SIGNAL(closed()), this, SLOT(close()));
 117         return;
 118     }
 119     logger->addItem(tr("done."), LOGOK);
 120     logger->setFinished();
 121     logger->close();
 122
 123     // setup list
 124     for(int i = 0; i < tl.size(); i++) {
 125         iniDetails.beginGroup(tl.at(i));
 126         // skip all themes without name field set (i.e. error section)
 127         if(iniDetails.value("name").toString().isEmpty()) {
 128             iniDetails.endGroup();
 129             continue;
 130         }
 131         qDebug() << "adding theme:" << tl.at(i);
 132         // convert to unicode and replace HTML-specific entities
 133         QByteArray raw = iniDetails.value("name").toByteArray();
 134         QTextCodec* codec = QTextCodec::codecForHtml(raw);
 135         QString name = codec->toUnicode(raw);
 136         name.replace("&quot;", "\"").replace("&amp;", "&");
 137         name.replace("&lt;", "<").replace("&gt;", ">");
 138         QListWidgetItem *w = new QListWidgetItem;
 139         w->setData(Qt::DisplayRole, name.trimmed());
 140         w->setData(Qt::UserRole, tl.at(i));
 141         ui.listThemes->addItem(w);
 142
 143         iniDetails.endGroup();
 144     }
 145     // check if there's a themes "MOTD" available
 146     if(iniDetails.contains("status/msg")) {
 147         // check if there's a localized msg available
 148         QString lang = RbSettings::value(RbSettings::Language).toString().split("_").at(0);
 149         QString msg;
 150         if(iniDetails.contains("status/msg." + lang))
 151             msg = iniDetails.value("status/msg." + lang).toString();
 152         else
 153             msg = iniDetails.value("status/msg").toString();
 154         qDebug() << "[Themes] MOTD" << msg;
 155         if(!msg.isEmpty())
 156             QMessageBox::information(this, tr("Information"), msg);
 157     }
 158 }
 159
 160
 161 void ThemesInstallWindow::updateSize(void)
 162 {
 163     long size = 0;
 164     // sum up size for all selected themes
 165     QSettings iniDetails(themesInfo.fileName(), QSettings::IniFormat, this);
 166     int items = ui.listThemes->selectedItems().size();
 167     for(int i = 0; i < items; i++) {
 168         iniDetails.beginGroup(ui.listThemes->selectedItems()
 169                               .at(i)->data(Qt::UserRole).toString());
 170         size += iniDetails.value("size").toInt();
 171         iniDetails.endGroup();
 172     }
 173     ui.labelSize->setText(tr("Download size %L1 kiB (%n item(s))", "", items)
 174                              .arg((size + 512) / 1024));
 175 }
 176
 177
 178 void ThemesInstallWindow::updateDetails(QListWidgetItem* cur, QListWidgetItem* prev)
 179 {
 180     if(cur == prev)
 181         return;
 182
 183     QSettings iniDetails(themesInfo.fileName(), QSettings::IniFormat, this);
 184
 185     QCoreApplication::processEvents();
 186     ui.themeDescription->setText(tr("fetching details for %1")
 187         .arg(cur->data(Qt::DisplayRole).toString()));
 188     ui.themePreview->clear();
 189     ui.themePreview->setText(tr("fetching preview ..."));
 190     imgData.clear();
 191
 192     iniDetails.beginGroup(cur->data(Qt::UserRole).toString());
 193
 194     QUrl img, txt;
 195     txt = QUrl(QString(RbSettings::value(RbSettings::ThemesUrl).toString() + "/"
 196         + iniDetails.value("descriptionfile").toString()));
 197     img = QUrl(QString(RbSettings::value(RbSettings::ThemesUrl).toString() + "/"
 198         + iniDetails.value("image").toString()));
 199
 200     QString text;
 201     QTextCodec* codec = QTextCodec::codecForName("UTF-8");
 202     text = tr("<b>Author:</b> %1<hr/>").arg(codec->toUnicode(iniDetails
 203                     .value("author", tr("unknown")).toByteArray()));
 204     text += tr("<b>Version:</b> %1<hr/>").arg(codec->toUnicode(iniDetails
 205                     .value("version", tr("unknown")).toByteArray()));
 206     text += tr("<b>Description:</b> %1<hr/>").arg(codec->toUnicode(iniDetails
 207                     .value("about", tr("no description")).toByteArray()));
 208
 209     text.trimmed();
 210     text.replace("\n", "<br/>");
 211     ui.themeDescription->setHtml(text);
 212     iniDetails.endGroup();
 213
 214     igetter.abort();
 215     if(!RbSettings::value(RbSettings::CacheDisabled).toBool())
 216         igetter.setCache(true);
 217     else
 218     {
 219         if(infocachedir=="")
 220         {
 221             infocachedir = QDir::tempPath() + "rbutil-themeinfo";
 222             QDir d = QDir::temp();
 223             d.mkdir("rbutil-themeinfo");
 224         }
 225         igetter.setCache(infocachedir);
 226     }
 227
 228     igetter.getFile(img);
 229 }
 230
 231
 232 void ThemesInstallWindow::updateImage(bool error)
 233 {
 234     qDebug() << "updateImage(bool) =" << error;
 235
 236     if(error) {
 237         ui.themePreview->clear();
 238         ui.themePreview->setText(tr("Retrieving theme preview failed.\n"
 239             "HTTP response code: %1").arg(igetter.httpResponse()));
 240         return;
 241     }
 242
 243     QPixmap p;
 244     if(!error) {
 245         imgData = igetter.readAll();
 246         if(imgData.isNull()) return;
 247         p.loadFromData(imgData);
 248         if(p.isNull()) {
 249             ui.themePreview->clear();
 250             ui.themePreview->setText(tr("no theme preview"));
 251         }
 252         else
 253             ui.themePreview->setPixmap(p);
 254     }
 255 }
 256
 257
 258 void ThemesInstallWindow::resizeEvent(QResizeEvent* e)
 259 {
 260     qDebug() << "resizeEvent(QResizeEvent*) =" << e;
 261
 262     QPixmap p, q;
 263     QSize img;
 264     img.setHeight(ui.themePreview->height());
 265     img.setWidth(ui.themePreview->width());
 266
 267     p.loadFromData(imgData);
 268     if(p.isNull()) return;
 269     q = p.scaled(img, Qt::KeepAspectRatio, Qt::SmoothTransformation);
 270     ui.themePreview->setScaledContents(false);
 271     ui.themePreview->setPixmap(p);
 272 }
 273
 274
 275
 276 void ThemesInstallWindow::show()
 277 {
 278     QDialog::show();
 279     logger = new ProgressLoggerGui(this);
 280     logger->show();
 281     logger->addItem(tr("getting themes information ..."), LOGINFO);
 282
 283     connect(logger, SIGNAL(aborted()), this, SLOT(close()));
 284
 285     downloadInfo();
 286
 287 }
 288
 289
 290 void ThemesInstallWindow::abort()
 291 {
 292     igetter.abort();
 293     logger->setFinished();
 294     this->close();
 295 }
 296
 297
 298 void ThemesInstallWindow::accept()
 299 {
 300     if(ui.listThemes->selectedItems().size() == 0) {
 301         this->close();
 302         return;
 303     }
 304     QStringList themes;
 305     QStringList names;
 306     QStringList version;
 307     QString zip;
 308     QSettings iniDetails(themesInfo.fileName(), QSettings::IniFormat, this);
 309     for(int i = 0; i < ui.listThemes->selectedItems().size(); i++) {
 310         iniDetails.beginGroup(ui.listThemes->selectedItems().at(i)->data(Qt::UserRole).toString());
 311         zip = RbSettings::value(RbSettings::ThemesUrl).toString()
 312                 + "/" + iniDetails.value("archive").toString();
 313         themes.append(zip);
 314         names.append("Theme: " +
 315                 ui.listThemes->selectedItems().at(i)->data(Qt::DisplayRole).toString());
 316         // if no version info is available use installation (current) date
 317         version.append(iniDetails.value("version",
 318                 QDate().currentDate().toString("yyyyMMdd")).toString());
 319         iniDetails.endGroup();
 320     }
 321     qDebug() << "installing themes:" << themes;
 322
 323     logger = new ProgressLoggerGui(this);
 324     logger->show();
 325     QString mountPoint = RbSettings::value(RbSettings::Mountpoint).toString();
 326     qDebug() << "mountpoint:" << mountPoint;
 327     // show dialog with error if mount point is wrong
 328     if(!QFileInfo(mountPoint).isDir()) {
 329         logger->addItem(tr("Mount point is wrong!"),LOGERROR);
 330         logger->setFinished();
 331         return;
 332     }
 333
 334     installer = new ZipInstaller(this);
 335     installer->setUrl(themes);
 336     installer->setLogSection(names);
 337     installer->setLogVersion(version);
 338     installer->setMountPoint(mountPoint);
 339     if(!RbSettings::value(RbSettings::CacheDisabled).toBool())
 340         installer->setCache(true);
 341
 342     connect(logger, SIGNAL(closed()), this, SLOT(close()));
 343     connect(installer, SIGNAL(logItem(QString, int)), logger, SLOT(addItem(QString, int)));
 344     connect(installer, SIGNAL(logProgress(int, int)), logger, SLOT(setProgress(int, int)));
 345     connect(installer, SIGNAL(done(bool)), logger, SLOT(setFinished()));
 346     connect(logger, SIGNAL(aborted()), installer, SLOT(abort()));
 347     installer->install();
 348
 349 }
 350