summaryrefslogtreecommitdiff
path: root/src/application.cpp
blob: bb32953d9053e77f584a6ce69d0d11f975564274 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2008-2010 by Andrea Diamantini <adjam7 at gmail dot com>
* Copyright (C) 2009 by Paweł Prażak <pawelprazak at gmail dot com>
* Copyright (C) 2009-2010 by Lionel Chauvin <megabigbug@yahoo.fr>
*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License or (at your option) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
*
* ============================================================ */


// Self Includes
#include "application.h"
#include "application.moc"

// Auto Includes
#include "rekonq.h"

// Local Includes
#include "adblockmanager.h"
#include "bookmarkprovider.h"
#include "filterurljob.h"
#include "historymanager.h"
#include "iconmanager.h"
#include "mainview.h"
#include "mainwindow.h"
#include "opensearchmanager.h"
#include "sessionmanager.h"
#include "stackedurlbar.h"
#include "tabbar.h"
#include "urlbar.h"
#include "webtab.h"

// KDE Includes
#include <KCmdLineArgs>
#include <KStandardDirs>
#include <KMessageBox>
#include <ThreadWeaver/Weaver>


QWeakPointer<AdBlockManager> Application::s_adblockManager;
QWeakPointer<BookmarkProvider> Application::s_bookmarkProvider;
QWeakPointer<HistoryManager> Application::s_historyManager;
QWeakPointer<IconManager> Application::s_iconManager;
QWeakPointer<OpenSearchManager> Application::s_opensearchManager;
QWeakPointer<SessionManager> Application::s_sessionManager;

using namespace ThreadWeaver;

Application::Application()
        : KUniqueApplication()
{
    connect(Weaver::instance(), SIGNAL(jobDone(ThreadWeaver::Job*)),
            this, SLOT(loadResolvedUrl(ThreadWeaver::Job*)));
}


Application::~Application()
{
    // ok, we are closing well.
    // Don't recover on next load..
    ReKonfig::setRecoverOnCrash(0);
    saveConfiguration();

    foreach(QWeakPointer<MainWindow> window, m_mainWindows)
    {
        delete window.data();
        window.clear();
    }

    delete s_bookmarkProvider.data();
    s_bookmarkProvider.clear();

    delete s_historyManager.data();
    s_historyManager.clear();

    delete s_sessionManager.data();
    s_sessionManager.clear();

    delete s_adblockManager.data();
    s_adblockManager.clear();

    delete s_opensearchManager.data();
    s_opensearchManager.clear();
}


int Application::newInstance()
{
    KCmdLineArgs::setCwd(QDir::currentPath().toUtf8());
    KCmdLineArgs* args = KCmdLineArgs::parsedArgs();

    // not that easy, indeed
    // We have to consider 3 variables here:
    // 1) Is first load?
    // 2) Are there arguments?
    // 3) Is rekonq recovering from crash?
    // so, we have 8 possible cases...
    bool isFirstLoad = m_mainWindows.isEmpty();
    bool areThereArguments = (args->count() > 0);
    bool isRekonqCrashed = (ReKonfig::recoverOnCrash() == 1);

    kDebug() << "is first load? " << isFirstLoad;
    kDebug() << "are there arguments? " << areThereArguments;
    kDebug() << "is rekonq crashed? " << isRekonqCrashed;

    int exitValue = 1 * isFirstLoad + 2 * areThereArguments + 4 * isRekonqCrashed;

    if(isRekonqCrashed)
    {
        if( isFirstLoad  && sessionManager()->restoreSession() )
        {
            kDebug() << "session restored from crash";
        }
    }
    else
    {
        if( isFirstLoad && ReKonfig::startupBehaviour() == 2 )
        {
            sessionManager()->restoreSession();
            kDebug() << "session restored following settings";
            if(areThereArguments)
                loadUrl( KUrl("about:blank"), Rekonq::NewFocusedTab);
        }
    }

    if(areThereArguments)
    {
        KUrl::List urlList;
        for(int i = 0; i < args->count(); ++i)
        {
            const KUrl u = args->url(i);
            if (u.isLocalFile() && QFile::exists(u.toLocalFile())) // "rekonq somefile.html" case
                urlList += u;
            else
                urlList += KUrl( args->arg(i) ); // "rekonq kde.org" || "rekonq kde:kdialog" case
        }

        if (isFirstLoad)
        {
            // No windows in the current desktop? No windows at all?
            // Create a new one and load there sites...
            loadUrl(urlList.at(0), Rekonq::CurrentTab);
            for (int i = 1; i < urlList.count(); ++i)
                loadUrl( urlList.at(i), Rekonq::NewTab);
        }
        else
        {
            // are there any windows there? use it
            int index = m_mainWindows.size();
            if (index > 0)
            {
                MainWindow *m = m_mainWindows.at(index - 1).data();
                if(m->isMinimized())
                    m->showNormal();
                if( !m->isActiveWindow() )
                {
                    m->activateWindow();
                    m->raise();
                }

                Q_FOREACH(const KUrl &u, urlList)
                    loadUrl(u, Rekonq::NewFocusedTab);
            }
        }
    }
    else
    {
        if (isFirstLoad)  // we are starting rekonq, for the first time with no args: use startup behaviour
        {
            switch (ReKonfig::startupBehaviour())
            {
            case 0: // open home page
                mainWindow()->homePage();
                break;
            case 1: // open new tab page
                loadUrl(KUrl("about:home"));
                break;
            case 2: // restore session
                // NOTE: this has just been considered
                break;
            default:
                mainWindow()->homePage();
                break;
            }
        }
        else    // rekonq has just been started. Just open a new window
        {
            switch (ReKonfig::newTabsBehaviour())
            {
            case 0: // new tab page
                loadUrl(KUrl("about:home") , Rekonq::NewWindow);
                break;
            case 1: // blank page
                loadUrl(KUrl("about:blank") , Rekonq::NewWindow);
                break;
            case 2: // homepage
                loadUrl(KUrl(ReKonfig::homePage()) , Rekonq::NewWindow);
                break;
           default:
                loadUrl(KUrl("about:blank") , Rekonq::NewWindow);
                break;
           }

        }
    }

    if(isFirstLoad)
    {
        // give me some time to do the other things..
        QTimer::singleShot(100, this, SLOT(postLaunch()));
    }

    return exitValue;
}


Application *Application::instance()
{
    return (qobject_cast<Application *>(QCoreApplication::instance()));
}


void Application::postLaunch()
{
    // updating rekonq configuration
    updateConfiguration();

    setWindowIcon(KIcon("rekonq"));

    Application::historyManager();
    Application::sessionManager();

    // bookmarks loading
    connect(Application::bookmarkProvider(), SIGNAL(openUrl(const KUrl&, const Rekonq::OpenType&)),
            Application::instance(), SLOT(loadUrl(const KUrl&, const Rekonq::OpenType&)));

    // crash recovering
    int n = ReKonfig::recoverOnCrash();
    ReKonfig::setRecoverOnCrash(++n);
    saveConfiguration();
}


void Application::saveConfiguration() const
{
    ReKonfig::self()->writeConfig();
}


MainWindow *Application::mainWindow()
{
    if (m_mainWindows.isEmpty())
        return newMainWindow();

    MainWindow *active = qobject_cast<MainWindow*>(QApplication::activeWindow());

    if (!active)
    {
        return m_mainWindows.at(0).data();
    }
    return active;
}


HistoryManager *Application::historyManager()
{
    if (s_historyManager.isNull())
    {
        s_historyManager = new HistoryManager();
        QWebHistoryInterface::setDefaultInterface(s_historyManager.data());
    }
    return s_historyManager.data();
}


BookmarkProvider *Application::bookmarkProvider()
{
    if (s_bookmarkProvider.isNull())
    {
        s_bookmarkProvider = new BookmarkProvider(instance());
    }
    return s_bookmarkProvider.data();
}


SessionManager *Application::sessionManager()
{
    if (s_sessionManager.isNull())
    {
        s_sessionManager = new SessionManager(instance());
    }
    return s_sessionManager.data();
}


OpenSearchManager *Application::opensearchManager()
{
    if (s_opensearchManager.isNull())
    {
        s_opensearchManager = new OpenSearchManager(instance());
        s_opensearchManager.data()->setSearchProvider("google"); //TODO: use other suggestion engines
    }
    return s_opensearchManager.data();
}


IconManager *Application::iconManager()
{
    if (s_iconManager.isNull())
    {
        s_iconManager = new IconManager(instance());
    }
    return s_iconManager.data();
}


void Application::loadUrl(const KUrl& url, const Rekonq::OpenType& type)
{
    if (url.isEmpty())
        return;

    if (!url.isValid())
    {
        KMessageBox::error(0, i18n("Malformed URL:\n%1", url.url(KUrl::RemoveTrailingSlash)));
        return;
    }

    // first, create the webview(s) to not let hangs UI..
    WebTab *tab = 0;
    MainWindow *w = 0;
    w = (type == Rekonq::NewWindow)
        ? newMainWindow()
        : mainWindow();

    switch (type)
    {
    case Rekonq::NewTab:
        if( ReKonfig::openTabNoWindow() )
            tab = w->mainView()->newWebTab( !ReKonfig::openTabsBack() );
        else
        {
            w = newMainWindow();
            tab = w->mainView()->currentWebTab();
        }
        break;
    case Rekonq::NewFocusedTab:
        tab = w->mainView()->newWebTab(true);
        break;
    case Rekonq::NewBackTab:
        tab = w->mainView()->newWebTab(false);
        break;
    case Rekonq::NewWindow:
    case Rekonq::CurrentTab:
        tab = w->mainView()->currentWebTab();
        break;
    };


    // rapidly show first loading url..
    int tabIndex = w->mainView()->indexOf(tab);
    Q_ASSERT( tabIndex != -1 );
    UrlBar *barForTab = qobject_cast<UrlBar *>(w->mainView()->widgetBar()->widget(tabIndex));
    barForTab->setQUrl(url);

    WebView *view = tab->view();

    if (view)
    {
        FilterUrlJob *job = new FilterUrlJob(view, url.pathOrUrl(), this);
        Weaver::instance()->enqueue(job);
    }
}


MainWindow *Application::newMainWindow(bool withTab)
{
    MainWindow *w = new MainWindow();

    if (withTab)
        w->mainView()->newWebTab();    // remember using newWebTab and NOT newTab here!!

    m_mainWindows.prepend(w);
    w->show();

    return w;
}


void Application::removeMainWindow(MainWindow *window)
{
    m_mainWindows.removeOne(window);
}


MainWindowList Application::mainWindowList()
{
    return m_mainWindows;
}


AdBlockManager *Application::adblockManager()
{
    if (s_adblockManager.isNull())
    {
        s_adblockManager = new AdBlockManager(instance());
    }
    return s_adblockManager.data();
}


void Application::loadResolvedUrl(ThreadWeaver::Job *job)
{
    FilterUrlJob *threadedJob = static_cast<FilterUrlJob *>(job);
    KUrl url = threadedJob->url();
    WebView *view = threadedJob->view();

    if (view)
    {
        view->load(url);
    }

    // Bye and thanks :)
    delete threadedJob;
}


void Application::newWindow()
{
    loadUrl(KUrl("about:home"), Rekonq::NewWindow);
    mainWindow()->mainView()->urlBar()->setFocus();
}


void Application::updateConfiguration()
{
    // ============== Tabs ==================
    bool b = ReKonfig::closeTabSelectPrevious();
    Q_FOREACH(const QWeakPointer<MainWindow> &w, m_mainWindows)
    {
        MainView *mv = w.data()->mainView();
        mv->updateTabBar();

        if (b)
            mv->tabBar()->setSelectionBehaviorOnRemove(QTabBar::SelectPreviousTab);
        else
            mv->tabBar()->setSelectionBehaviorOnRemove(QTabBar::SelectRightTab);
    }

    QWebSettings *defaultSettings = QWebSettings::globalSettings();

    // =========== Fonts ==============
    defaultSettings->setFontFamily(QWebSettings::StandardFont, ReKonfig::standardFontFamily() );
    defaultSettings->setFontFamily(QWebSettings::FixedFont, ReKonfig::fixedFontFamily() );
    defaultSettings->setFontFamily(QWebSettings::SerifFont, ReKonfig::serifFontFamily() );
    defaultSettings->setFontFamily(QWebSettings::SansSerifFont, ReKonfig::sansSerifFontFamily() );
    defaultSettings->setFontFamily(QWebSettings::CursiveFont, ReKonfig::cursiveFontFamily());
    defaultSettings->setFontFamily(QWebSettings::FantasyFont, ReKonfig::fantasyFontFamily());

    // compute font size
    // (I have to admit I know nothing about these DPI questions..: copied from kwebkitpart, as someone suggested)
    // font size in pixels =  font size in inches × screen dpi
    int defaultFontSize = ReKonfig::defaultFontSize();
    int minimumFontSize = ReKonfig::minFontSize();

    int logDpiY = mainWindow()->currentTab()->view()->logicalDpiY();
    kDebug() << "Logical Dot per Inch Y: " << logDpiY;

    float toPix = (logDpiY < 96.0)
        ? 96.0/72.0
        : logDpiY/72.0 ;

    defaultSettings->setFontSize(QWebSettings::DefaultFontSize, qRound(defaultFontSize * toPix) );
    defaultSettings->setFontSize(QWebSettings::MinimumFontSize, qRound(minimumFontSize * toPix) );


    // ================ WebKit ============================
    defaultSettings->setAttribute(QWebSettings::AutoLoadImages, ReKonfig::autoLoadImages());
    defaultSettings->setAttribute(QWebSettings::DnsPrefetchEnabled, ReKonfig::dnsPrefetch());
    defaultSettings->setAttribute(QWebSettings::JavascriptEnabled, ReKonfig::javascriptEnabled());
    defaultSettings->setAttribute(QWebSettings::JavaEnabled, ReKonfig::javaEnabled());
    defaultSettings->setAttribute(QWebSettings::JavascriptCanOpenWindows, ReKonfig::javascriptCanOpenWindows());
    defaultSettings->setAttribute(QWebSettings::JavascriptCanAccessClipboard, ReKonfig::javascriptCanAccessClipboard());
    defaultSettings->setAttribute(QWebSettings::LinksIncludedInFocusChain, ReKonfig::linksIncludedInFocusChain());
    defaultSettings->setAttribute(QWebSettings::ZoomTextOnly, ReKonfig::zoomTextOnly());
    defaultSettings->setAttribute(QWebSettings::PrintElementBackgrounds, ReKonfig::printElementBackgrounds());

    if (ReKonfig::pluginsEnabled() == 2)
        defaultSettings->setAttribute(QWebSettings::PluginsEnabled, false);
    else
        defaultSettings->setAttribute(QWebSettings::PluginsEnabled, true);

    // ===== HTML 5 features WebKit support ======
    defaultSettings->setAttribute(QWebSettings::OfflineStorageDatabaseEnabled, ReKonfig::offlineStorageDatabaseEnabled());
    defaultSettings->setAttribute(QWebSettings::OfflineWebApplicationCacheEnabled, ReKonfig::offlineWebApplicationCacheEnabled());
    defaultSettings->setAttribute(QWebSettings::LocalStorageEnabled, ReKonfig::localStorageEnabled());
    if (ReKonfig::localStorageEnabled())
    {
        QString path = KStandardDirs::locateLocal("cache", QString("WebkitLocalStorage/rekonq"), true);
        path.remove("rekonq");
        QWebSettings::setOfflineStoragePath(path);
        QWebSettings::setOfflineStorageDefaultQuota(50000);
    }

    // Applies user defined CSS to all open webpages. If there no longer is a
    // user defined CSS removes it from all open webpages.
    if (!ReKonfig::userCSS().isEmpty())
        defaultSettings->setUserStyleSheetUrl(ReKonfig::userCSS());

    // ====== load Settings on main classes
    Application::historyManager()->loadSettings();
    Application::adblockManager()->loadSettings();

    defaultSettings = 0;
}


void Application::addDownload(const QString &srcUrl, const QString &destUrl)
{
    QWebSettings *globalSettings = QWebSettings::globalSettings();
    if (globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled))
        return;
    QString downloadFilePath = KStandardDirs::locateLocal("appdata" , "downloads");
    QFile downloadFile(downloadFilePath);
    if (!downloadFile.open(QFile::WriteOnly | QFile::Append))
    {
        kDebug() << "Unable to open download file (WRITE mode)..";
        return;
    }
    QDataStream out(&downloadFile);
    out << srcUrl;
    out << destUrl;
    out << QDateTime::currentDateTime();
    downloadFile.close();
}


DownloadList Application::downloads()
{
    DownloadList list;

    QString downloadFilePath = KStandardDirs::locateLocal("appdata" , "downloads");
    QFile downloadFile(downloadFilePath);
    if (!downloadFile.open(QFile::ReadOnly))
    {
        kDebug() << "Unable to open download file (READ mode)..";
        return list;
    }

    QDataStream in(&downloadFile);
    while (!in.atEnd())
    {
        QString srcUrl;
        in >> srcUrl;
        QString destUrl;
        in >> destUrl;
        QDateTime dt;
        in >> dt;
        DownloadItem item(srcUrl, destUrl, dt);
        list << item;
    }
    return list;
}


bool Application::clearDownloadsHistory()
{
    QString downloadFilePath = KStandardDirs::locateLocal("appdata" , "downloads");
    QFile downloadFile(downloadFilePath);
    return downloadFile.remove();
}