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     ui.themeDescription->setLayoutDirection(Qt::LeftToRight);
  39
  40     connect(ui.buttonCancel, SIGNAL(clicked()), this, SLOT(close()));
  41     connect(ui.buttonOk, SIGNAL(clicked()), this, SLOT(accept()));
  42     connect(ui.listThemes, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
  43             this, SLOT(updateDetails(QListWidgetItem*, QListWidgetItem*)));
  44     connect(ui.listThemes, SIGNAL(itemSelectionChanged()), this, SLOT(updateSize()));
  45     connect(&igetter, SIGNAL(done(bool)), this, SLOT(updateImage(bool)));
  46 }
  47
  48 ThemesInstallWindow::~ThemesInstallWindow()
  49 {
  50     if(infocachedir!="")
  51         recRmdir(infocachedir);
  52 }
  53
  54
  55 void ThemesInstallWindow::downloadInfo()
  56 {
  57     // try to get the current build information
  58     getter = new HttpGet(this);
  59
  60     themesInfo.open();
  61     qDebug() << "[Themes] downloading info to" << themesInfo.fileName();
  62     themesInfo.close();
  63
  64     QUrl url;
  65     url = QUrl(RbSettings::value(RbSettings::ThemesUrl).toString()
  66                 + "/rbutilqt.php?target="
  67                 + RbSettings::value(RbSettings::CurConfigureModel).toString());
  68     qDebug() << "[Themes] Info URL:" << url << "Query:" << 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() << "[Themes] Download" << id << "done, error:" << error;
  83 }
  84
  85
  86 void ThemesInstallWindow::downloadDone(bool error)
  87 {
  88     qDebug() << "[Themes] Download done, error:" << 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() << "[Themes] Theme site result:"
  97              << iniDetails.value("error/code").toString()
  98              << iniDetails.value("error/description").toString()
  99              << iniDetails.value("error/query").toString();
 100
 101     if(error) {
 102         logger->addItem(tr("Network error: %1.\n"
 103                 "Please check your network and proxy settings.")
 104                 .arg(getter->errorString()), LOGERROR);
 105         getter->abort();
 106         logger->setFinished();
 107         disconnect(getter, SIGNAL(done(bool)), this, SLOT(downloadDone(bool)));
 108         connect(logger, SIGNAL(closed()), this, SLOT(close()));
 109         return;
 110     }
 111     // handle possible error codes
 112     if(iniDetails.value("error/code").toInt() != 0 || !iniDetails.contains("error/code")) {
 113         qDebug() << "[Themes] Theme site returned an error:"
 114                  << iniDetails.value("error/code");
 115         logger->addItem(tr("the following error occured:\n%1")
 116             .arg(iniDetails.value("error/description", "unknown error").toString()), LOGERROR);
 117         logger->setFinished();
 118         connect(logger, SIGNAL(closed()), this, SLOT(close()));
 119         return;
 120     }
 121     logger->addItem(tr("done."), LOGOK);
 122     logger->setFinished();
 123     logger->close();
 124
 125     // setup list
 126     for(int i = 0; i < tl.size(); i++) {
 127         iniDetails.beginGroup(tl.at(i));
 128         // skip all themes without name field set (i.e. error section)
 129         if(iniDetails.value("name").toString().isEmpty()) {
 130             iniDetails.endGroup();
 131             continue;
 132         }
 133         qDebug() << "[Themes] adding to list:" << tl.at(i);
 134         // convert to unicode and replace HTML-specific entities
 135         QByteArray raw = iniDetails.value("name").toByteArray();
 136         QTextCodec* codec = QTextCodec::codecForHtml(raw);
 137         QString name = codec->toUnicode(raw);
 138         name.replace("&quot;", "\"").replace("&amp;", "&");
 139         name.replace("&lt;", "<").replace("&gt;", ">");
 140         QListWidgetItem *w = new QListWidgetItem;
 141         w->setData(Qt::DisplayRole, name.trimmed());
 142         w->setData(Qt::UserRole, tl.at(i));
 143         ui.listThemes->addItem(w);
 144
 145         iniDetails.endGroup();
 146     }
 147     // check if there's a themes "MOTD" available
 148     if(iniDetails.contains("status/msg")) {
 149         // check if there's a localized msg available
 150         QString lang = RbSettings::value(RbSettings::Language).toString().split("_").at(0);
 151         QString msg;
 152         if(iniDetails.contains("status/msg." + lang))
 153             msg = iniDetails.value("status/msg." + lang).toString();
 154         else
 155             msg = iniDetails.value("status/msg").toString();
 156         qDebug() << "[Themes] MOTD" << msg;
 157         if(!msg.isEmpty())
 158             QMessageBox::information(this, tr("Information"), msg);
 159     }
 160 }
 161
 162
 163 void ThemesInstallWindow::updateSize(void)
 164 {
 165     long size = 0;
 166     // sum up size for all selected themes
 167     QSettings iniDetails(themesInfo.fileName(), QSettings::IniFormat, this);
 168     int items = ui.listThemes->selectedItems().size();
 169     for(int i = 0; i < items; i++) {
 170         iniDetails.beginGroup(ui.listThemes->selectedItems()
 171                               .at(i)->data(Qt::UserRole).toString());
 172         size += iniDetails.value("size").toInt();
 173         iniDetails.endGroup();
 174     }
 175     ui.labelSize->setText(tr("Download size %L1 kiB (%n item(s))", "", items)
 176                              .arg((size + 512) / 1024));
 177 }
 178
 179
 180 void ThemesInstallWindow::updateDetails(QListWidgetItem* cur, QListWidgetItem* prev)
 181 {
 182     if(cur == prev)
 183         return;
 184
 185     QSettings iniDetails(themesInfo.fileName(), QSettings::IniFormat, this);
 186
 187     QCoreApplication::processEvents();
 188     ui.themeDescription->setText(tr("fetching details for %1")
 189         .arg(cur->data(Qt::DisplayRole).toString()));
 190     ui.themePreview->clear();
 191     ui.themePreview->setText(tr("fetching preview ..."));
 192     imgData.clear();
 193
 194     iniDetails.beginGroup(cur->data(Qt::UserRole).toString());
 195
 196     QUrl img, txt;
 197     txt = QUrl(QString(RbSettings::value(RbSettings::ThemesUrl).toString() + "/"
 198         + iniDetails.value("descriptionfile").toString()));
 199     img = QUrl(QString(RbSettings::value(RbSettings::ThemesUrl).toString() + "/"
 200         + iniDetails.value("image").toString()));
 201
 202     QString text;
 203     QTextCodec* codec = QTextCodec::codecForName("UTF-8");
 204     text = tr("<b>Author:</b> %1<hr/>").arg(codec->toUnicode(iniDetails
 205                     .value("author", tr("unknown")).toByteArray()));
 206     text += tr("<b>Version:</b> %1<hr/>").arg(codec->toUnicode(iniDetails
 207                     .value("version", tr("unknown")).toByteArray()));
 208     text += tr("<b>Description:</b> %1<hr/>").arg(codec->toUnicode(iniDetails
 209                     .value("about", tr("no description")).toByteArray()));
 210
 211     text.trimmed();
 212     text.replace("\n", "<br/>");
 213     ui.themeDescription->setHtml(text);
 214     iniDetails.endGroup();
 215
 216     igetter.abort();
 217     if(!RbSettings::value(RbSettings::CacheDisabled).toBool())
 218         igetter.setCache(true);
 219     else
 220     {
 221         if(infocachedir=="")
 222         {
 223             infocachedir = QDir::tempPath() + "rbutil-themeinfo";
 224             QDir d = QDir::temp();
 225             d.mkdir("rbutil-themeinfo");
 226         }
 227         igetter.setCache(infocachedir);
 228     }
 229
 230     igetter.getFile(img);
 231 }
 232
 233
 234 void ThemesInstallWindow::updateImage(bool error)
 235 {
 236     qDebug() << "[Themes] Updating image:"<< !error;
 237
 238     if(error) {
 239         ui.themePreview->clear();
 240         ui.themePreview->setText(tr("Retrieving theme preview failed.\n"
 241             "HTTP response code: %1").arg(igetter.httpResponse()));
 242         return;
 243     }
 244
 245     QPixmap p;
 246     if(!error) {
 247         imgData = igetter.readAll();
 248         if(imgData.isNull()) return;
 249         p.loadFromData(imgData);
 250         if(p.isNull()) {
 251             ui.themePreview->clear();
 252             ui.themePreview->setText(tr("no theme preview"));
 253         }
 254         else
 255             ui.themePreview->setPixmap(p);
 256     }
 257 }
 258
 259
 260 void ThemesInstallWindow::resizeEvent(QResizeEvent* e)
 261 {
 262     qDebug() << "[Themes]" << e;
 263
 264     QPixmap p, q;
 265     QSize img;
 266     img.setHeight(ui.themePreview->height());
 267     img.setWidth(ui.themePreview->width());
 268
 269     p.loadFromData(imgData);
 270     if(p.isNull()) return;
 271     q = p.scaled(img, Qt::KeepAspectRatio, Qt::SmoothTransformation);
 272     ui.themePreview->setScaledContents(false);
 273     ui.themePreview->setPixmap(p);
 274 }
 275
 276
 277
 278 void ThemesInstallWindow::show()
 279 {
 280     QDialog::show();
 281     logger = new ProgressLoggerGui(this);
 282     logger->show();
 283     logger->addItem(tr("getting themes information ..."), LOGINFO);
 284
 285     connect(logger, SIGNAL(aborted()), this, SLOT(close()));
 286
 287     downloadInfo();
 288
 289 }
 290
 291
 292 void ThemesInstallWindow::abort()
 293 {
 294     igetter.abort();
 295     logger->setFinished();
 296     this->close();
 297 }
 298
 299
 300 void ThemesInstallWindow::accept()
 301 {
 302     if(ui.listThemes->selectedItems().size() == 0) {
 303         this->close();
 304         return;
 305     }
 306     QStringList themes;
 307     QStringList names;
 308     QStringList version;
 309     QString zip;
 310     QSettings iniDetails(themesInfo.fileName(), QSettings::IniFormat, this);
 311     for(int i = 0; i < ui.listThemes->selectedItems().size(); i++) {
 312         iniDetails.beginGroup(ui.listThemes->selectedItems().at(i)->data(Qt::UserRole).toString());
 313         zip = RbSettings::value(RbSettings::ThemesUrl).toString()
 314                 + "/" + iniDetails.value("archive").toString();
 315         themes.append(zip);
 316         names.append("Theme: " +
 317                 ui.listThemes->selectedItems().at(i)->data(Qt::DisplayRole).toString());
 318         // if no version info is available use installation (current) date
 319         version.append(iniDetails.value("version",
 320                 QDate().currentDate().toString("yyyyMMdd")).toString());
 321         iniDetails.endGroup();
 322     }
 323     qDebug() << "[Themes] installing:" << themes;
 324
 325     logger = new ProgressLoggerGui(this);
 326     logger->show();
 327     QString mountPoint = RbSettings::value(RbSettings::Mountpoint).toString();
 328     qDebug() << "[Themes] mountpoint:" << mountPoint;
 329     // show dialog with error if mount point is wrong
 330     if(!QFileInfo(mountPoint).isDir()) {
 331         logger->addItem(tr("Mount point is wrong!"),LOGERROR);
 332         logger->setFinished();
 333         return;
 334     }
 335
 336     installer = new ZipInstaller(this);
 337     installer->setUrl(themes);
 338     installer->setLogSection(names);
 339     installer->setLogVersion(version);
 340     installer->setMountPoint(mountPoint);
 341     if(!RbSettings::value(RbSettings::CacheDisabled).toBool())
 342         installer->setCache(true);
 343
 344     connect(logger, SIGNAL(closed()), this, SLOT(close()));
 345     connect(installer, SIGNAL(logItem(QString, int)), logger, SLOT(addItem(QString, int)));
 346     connect(installer, SIGNAL(logProgress(int, int)), logger, SLOT(setProgress(int, int)));
 347     connect(installer, SIGNAL(done(bool)), logger, SLOT(setFinished()));
 348     connect(logger, SIGNAL(aborted()), installer, SLOT(abort()));
 349     installer->install();
 350
 351 }
 352