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