headerthemeeditor/themeeditorpage.cpp

   1 /*
   2   Copyright (c) 2013 Montel Laurent <montel@kde.org>
   3
   4   This program is free software; you can redistribute it and/or modify it
   5   under the terms of the GNU General Public License, version 2, as
   6   published by the Free Software Foundation.
   7
   8   This program is distributed in the hope that it will be useful, but
   9   WITHOUT ANY WARRANTY; without even the implied warranty of
  10   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11   General Public License for more details.
  12
  13   You should have received a copy of the GNU General Public License along
  14   with this program; if not, write to the Free Software Foundation, Inc.,
  15   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  16 */
  17
  18 #include "themeeditorpage.h"
  19 #include "desktopfilepage.h"
  20 #include "editorpage.h"
  21 #include "themeeditorwidget.h"
  22 #include "previewwidget.h"
  23 #include "themesession.h"
  24 #include "themeeditortabwidget.h"
  25
  26 #include <knewstuff3/uploaddialog.h>
  27
  28 #include <KTabWidget>
  29 #include <KLocale>
  30 #include <KInputDialog>
  31 #include <KZip>
  32 #include <KTempDir>
  33 #include <KDebug>
  34 #include <KMessageBox>
  35 #include <KFileDialog>
  36
  37 #include <QHBoxLayout>
  38 #include <QDir>
  39 #include <QPointer>
  40 #include <QDebug>
  41
  42 ThemeEditorPage::ThemeEditorPage(const QString &projectDir, const QString &themeName, QWidget *parent)
  43     : QWidget(parent),
  44       mThemeSession(new GrantleeThemeEditor::ThemeSession(projectDir, QLatin1String("headerthemeeditor"))),
  45       mChanged(false)
  46 {
  47     QHBoxLayout *lay = new QHBoxLayout;
  48     mTabWidget = new GrantleeThemeEditor::ThemeEditorTabWidget;
  49     connect(mTabWidget, SIGNAL(currentChanged(QWidget*)), this, SLOT(slotCurrentWidgetChanged(QWidget*)));
  50     lay->addWidget(mTabWidget);
  51     mEditorPage = new EditorPage(EditorPage::MainPage, projectDir);
  52     connect(mEditorPage, SIGNAL(needUpdateViewer()), this, SLOT(slotUpdateViewer()));
  53     connect(mEditorPage, SIGNAL(changed()), SLOT(slotChanged()));
  54     mTabWidget->addTab(mEditorPage, i18n("Editor") + QLatin1String(" (header.html)"));
  55
  56     GrantleeThemeEditor::DesktopFilePage::DesktopFileOptions opt;
  57     opt |=GrantleeThemeEditor::DesktopFilePage::ExtraDisplayVariables;
  58     opt |= GrantleeThemeEditor::DesktopFilePage::SpecifyFileName;
  59
  60     mDesktopPage = new GrantleeThemeEditor::DesktopFilePage(QLatin1String("header.html"), opt);
  61     mDesktopPage->setDefaultDesktopName(QLatin1String("header.desktop"));
  62     mDesktopPage->setThemeName(themeName);
  63     mTabWidget->addTab(mDesktopPage, i18n("Desktop File"));
  64
  65     connect(mDesktopPage, SIGNAL(mainFileNameChanged(QString)), mEditorPage->preview(), SLOT(slotMainFileNameChanged(QString)));
  66     connect(mDesktopPage, SIGNAL(mainFileNameChanged(QString)), mTabWidget, SLOT(slotMainFileNameChanged(QString)));
  67     connect(mDesktopPage, SIGNAL(extraDisplayHeaderChanged(QStringList)), this, SLOT(slotExtraHeaderDisplayChanged(QStringList)));
  68     connect(mDesktopPage, SIGNAL(changed()), SLOT(slotChanged()));
  69     connect(mTabWidget, SIGNAL(tabCloseRequested(int)), SLOT(slotCloseTab(int)));
  70     setLayout(lay);
  71 }
  72
  73 ThemeEditorPage::~ThemeEditorPage()
  74 {
  75     qDeleteAll(mExtraPage);
  76     mExtraPage.clear();
  77     delete mThemeSession;
  78 }
  79
  80 void ThemeEditorPage::slotCurrentWidgetChanged(QWidget *w)
  81 {
  82     GrantleeThemeEditor::EditorPage *page = dynamic_cast<GrantleeThemeEditor::EditorPage *>(w);
  83     Q_EMIT canInsertFile(page);
  84 }
  85
  86 void ThemeEditorPage::updatePreview()
  87 {
  88     mEditorPage->preview()->updateViewer();
  89 }
  90
  91 void ThemeEditorPage::setPrinting(bool print)
  92 {
  93     mEditorPage->preview()->setPrinting(print);
  94 }
  95
  96 void ThemeEditorPage::slotExtraHeaderDisplayChanged(const QStringList &extraHeaders)
  97 {
  98     mEditorPage->preview()->slotExtraHeaderDisplayChanged(extraHeaders);
  99
 100     QStringList result;
 101     Q_FOREACH(QString var, extraHeaders) {
 102         var = QLatin1String("header.") + var.remove(QLatin1Char('-'));
 103         result <<var;
 104     }
 105
 106     mEditorPage->editor()->createCompleterList(result);
 107     Q_FOREACH (EditorPage *page, mExtraPage) {
 108         page->editor()->createCompleterList(result);
 109     }
 110 }
 111
 112 void ThemeEditorPage::slotChanged()
 113 {
 114     setChanged(true);
 115 }
 116
 117 void ThemeEditorPage::setChanged(bool b)
 118 {
 119     if (mChanged != b) {
 120         mChanged = b;
 121         Q_EMIT changed(b);
 122     }
 123 }
 124
 125 void ThemeEditorPage::slotUpdateViewer()
 126 {
 127     if (themeWasChanged()) {
 128         saveTheme(false);
 129     }
 130     mEditorPage->preview()->updateViewer();
 131 }
 132
 133 void ThemeEditorPage::slotCloseTab(int index)
 134 {
 135     mTabWidget->removeTab(index);
 136     setChanged(true);
 137 }
 138
 139 void ThemeEditorPage::insertFile()
 140 {
 141     QWidget *w = mTabWidget->currentWidget();
 142     if (!w)
 143         return;
 144     GrantleeThemeEditor::EditorPage * page = dynamic_cast<GrantleeThemeEditor::EditorPage *>(w);
 145     if (page) {
 146         const QString fileName = KFileDialog::getOpenFileName(KUrl(), QLatin1String("*"), this);
 147         if (!fileName.isEmpty()) {
 148             page->insertFile(fileName);
 149         }
 150     }
 151 }
 152
 153 bool ThemeEditorPage::themeWasChanged() const
 154 {
 155     return mChanged;
 156 }
 157
 158 void ThemeEditorPage::installTheme(const QString &themePath)
 159 {
 160     QDir dir(themePath);
 161     QDir themeDir(themePath + QDir::separator() + mDesktopPage->themeName());
 162     if (themeDir.exists()) {
 163         if (KMessageBox::questionYesNo(this, i18n("Theme already exists. Do you want to overwrite it?"), i18n("Theme already exists")) == KMessageBox::No) {
 164             return;
 165         }
 166     } else {
 167         if (!dir.mkdir(mDesktopPage->themeName())) {
 168             KMessageBox::error(this, i18n("Cannot create theme folder."));
 169             return;
 170         }
 171     }
 172     const QString newPath = themePath + QDir::separator() + mDesktopPage->themeName();
 173     mEditorPage->installTheme(newPath);
 174
 175     Q_FOREACH (EditorPage *page, mExtraPage) {
 176         page->installTheme(newPath);
 177     }
 178     mDesktopPage->installTheme(newPath);
 179     KMessageBox::information(this, i18n("Theme installed in \"%1\"", themeDir.absolutePath()));
 180 }
 181
 182 void ThemeEditorPage::uploadTheme()
 183 {
 184     //force update for screenshot
 185     mEditorPage->preview()->updateViewer();
 186     KTempDir tmp;
 187     const QString themename = mDesktopPage->themeName();
 188     const QString zipFileName = tmp.name() + QDir::separator() + themename + QLatin1String(".zip");
 189     KZip *zip = new KZip(zipFileName);
 190     if (zip->open(QIODevice::WriteOnly)) {
 191         const QString previewFileName = tmp.name() + QDir::separator() + themename + QLatin1String("_preview.png");
 192         //qDebug()<<" previewFileName"<<previewFileName;
 193         QStringList lst;
 194         lst << previewFileName;
 195         mEditorPage->preview()->createScreenShot(lst);
 196
 197         const bool fileAdded  = zip->addLocalFile(previewFileName, themename + QLatin1Char('/') + QLatin1String("theme_preview.png"));
 198         if (!fileAdded) {
 199             KMessageBox::error(this, i18n("We cannot add preview file in zip file"), i18n("Failed to add file."));
 200             delete zip;
 201             return;
 202         }
 203
 204         createZip(themename, zip);
 205         zip->close();
 206         //qDebug()<< "zipFilename"<<zipFileName;
 207
 208         QPointer<KNS3::UploadDialog> dialog = new KNS3::UploadDialog(QLatin1String("messageviewer_header_themes.knsrc"), this);
 209         dialog->setUploadFile(zipFileName);
 210         dialog->setUploadName(themename);
 211         dialog->setPreviewImageFile(0, KUrl(previewFileName));
 212         const QString description = mDesktopPage->description();
 213         dialog->setDescription(description.isEmpty() ? i18n("My favorite KMail header") : description);
 214         dialog->exec();
 215         delete dialog;
 216     } else {
 217         kDebug()<<" We can't open in zip write mode";
 218     }
 219     delete zip;
 220 }
 221
 222 void ThemeEditorPage::createZip(const QString &themeName, KZip *zip)
 223 {
 224     mEditorPage->createZip(themeName, zip);
 225
 226     Q_FOREACH (EditorPage *page, mExtraPage) {
 227         page->createZip(themeName, zip);
 228     }
 229     mDesktopPage->createZip(themeName, zip);
 230 }
 231
 232 void ThemeEditorPage::addExtraPage()
 233 {
 234     QString filename = KInputDialog::getText(i18n("Filename of extra page"), i18n("Filename:"));
 235     if (!filename.isEmpty()) {
 236         if (!filename.endsWith(QLatin1String(".html"))) {
 237             filename += QLatin1String(".html");
 238         }
 239         createExtraPage(filename);
 240         mThemeSession->addExtraPage(filename);
 241         setChanged(true);
 242     }
 243 }
 244
 245 EditorPage *ThemeEditorPage::createExtraPage(const QString &filename)
 246 {
 247     EditorPage *extraPage = new EditorPage(EditorPage::ExtraPage, QString());
 248     connect(extraPage, SIGNAL(changed()), SLOT(slotChanged()));
 249     extraPage->setPageFileName(filename);
 250     mTabWidget->addTab(extraPage, filename);
 251     mTabWidget->setCurrentWidget(extraPage);
 252     mExtraPage.append(extraPage);
 253     return extraPage;
 254 }
 255
 256 void ThemeEditorPage::storeTheme(const QString &directory)
 257 {
 258     const QString themeDirectory = directory.isEmpty() ? projectDirectory() : directory;
 259     //set default page filename before saving
 260     mEditorPage->setPageFileName(mDesktopPage->filename());
 261     mEditorPage->saveTheme(themeDirectory);
 262
 263     Q_FOREACH (EditorPage *page, mExtraPage) {
 264         page->saveTheme(themeDirectory);
 265     }
 266     mDesktopPage->saveTheme(themeDirectory);
 267     mThemeSession->setMainPageFileName(mDesktopPage->filename());
 268     mThemeSession->writeSession(directory);
 269     if (directory.isEmpty())
 270         setChanged(false);
 271 }
 272
 273 bool ThemeEditorPage::saveTheme(bool withConfirmation)
 274 {
 275     if (themeWasChanged()) {
 276         if (withConfirmation) {
 277             const int result = KMessageBox::questionYesNoCancel(this, i18n("Do you want to save current project?"), i18n("Save current project"));
 278             if (result == KMessageBox::Yes) {
 279                 storeTheme();
 280             } else if (result == KMessageBox::Cancel) {
 281                 return false;
 282             }
 283         } else {
 284             storeTheme();
 285         }
 286     }
 287     setChanged(false);
 288     return true;
 289 }
 290
 291 void ThemeEditorPage::loadTheme(const QString &filename)
 292 {
 293     if (mThemeSession->loadSession(filename)) {
 294         mDesktopPage->loadTheme(mThemeSession->projectDirectory());
 295         mEditorPage->loadTheme(mThemeSession->projectDirectory() + QDir::separator() + mThemeSession->mainPageFileName());
 296         mEditorPage->preview()->setThemePath(mThemeSession->projectDirectory(), mThemeSession->mainPageFileName());
 297
 298         const QStringList lstExtraPages = mThemeSession->extraPages();
 299         Q_FOREACH(const QString &page, lstExtraPages) {
 300             EditorPage *extraPage = createExtraPage(page);
 301             extraPage->loadTheme(mThemeSession->projectDirectory() + QDir::separator() + page);
 302         }
 303         mTabWidget->setCurrentIndex(0);
 304         setChanged(false);
 305     }
 306 }
 307
 308 void ThemeEditorPage::reloadConfig()
 309 {
 310     mEditorPage->preview()->loadConfig();
 311 }
 312
 313 QString ThemeEditorPage::projectDirectory() const
 314 {
 315     return mThemeSession->projectDirectory();
 316 }
 317
 318 void ThemeEditorPage::saveThemeAs(const QString &directory)
 319 {
 320     storeTheme(directory);
 321 }
 322