1 /*
2 SPDX-FileCopyrightText: 1999 Matthias Elter <me@kde.org>
3
4 SPDX-License-Identifier: GPL-2.0-or-later
5 */
6
7 #include "navigator.h"
8
9 #include <QApplication>
10 #include <QDir>
11 #include <QProgressBar>
12 #include <QStandardPaths>
13 #include <QTabWidget>
14 #include <QTreeWidget>
15 #include <QTreeWidgetItemIterator>
16 #include <QVBoxLayout>
17
18 #include <KDesktopFile>
19 #include <KLineEdit>
20 #include <KMessageBox>
21 #include <KProcess>
22 #include <KProtocolInfo>
23 #include <KServiceGroup>
24 #include <KServiceTypeTrader>
25 #include <KShell>
26
27 #include "navigatoritem.h"
28 #include "navigatorappitem.h"
29 #include "navigatorappgroupitem.h"
30 #include "searchwidget.h"
31 #include "searchengine.h"
32 #include "searchhandler.h"
33 #include "docmetainfo.h"
34 #include "docentrytraverser.h"
35 #include "toc.h"
36 #include "view.h"
37 #include "infotree.h"
38 #include "plugintraverser.h"
39 #include "scrollkeepertreebuilder.h"
40 #include "history.h"
41 #include "khc_debug.h"
42 #include "grantleeformatter.h"
43
44 #include <prefs.h>
45
46 using namespace KHC;
47
Navigator(View * view,QWidget * parent)48 Navigator::Navigator( View *view, QWidget *parent )
49 : QWidget( parent ),
50 mView( view ), mSelected( false ), mIndexingProc( nullptr )
51 {
52 mSearchEngine = new SearchEngine( view );
53 connect(mSearchEngine, &SearchEngine::searchFinished, this, &Navigator::slotSearchFinished);
54
55 DocMetaInfo::self()->scanMetaInfo();
56
57 QBoxLayout *topLayout = new QVBoxLayout( this );
58
59 mSearchEdit = new KLineEdit(this);
60 mSearchEdit->setPlaceholderText( i18n("Search...") );
61 mSearchEdit->setClearButtonEnabled(true);
62 topLayout->addWidget( mSearchEdit );
63 connect(mSearchEdit, &KLineEdit::returnKeyPressed, this, &Navigator::slotSearch);
64 connect(mSearchEdit, &KLineEdit::textChanged, this, &Navigator::checkSearchEdit);
65
66 mTabWidget = new QTabWidget( this );
67 topLayout->addWidget( mTabWidget );
68
69 mIndexingBar = new QProgressBar( this );
70 mIndexingBar->hide();
71 topLayout->addWidget( mIndexingBar );
72
73 mIndexingTimer.setSingleShot( true );
74 mIndexingTimer.setInterval( 1000 );
75 connect( &mIndexingTimer, &QTimer::timeout, this, &Navigator::slotShowIndexingProgressBar );
76
77 setupContentsTab();
78 setupGlossaryTab();
79 setupSearchTab();
80
81 insertPlugins();
82
83 if ( !mSearchEngine->initSearchHandlers() ) {
84 hideSearch();
85 } else {
86 mSearchWidget->updateScopeList();
87 mSearchWidget->readConfig( KSharedConfig::openConfig().data() );
88 QTimer::singleShot( 0, this, &Navigator::slotDelayedIndexingStart );
89 }
90 }
91
~Navigator()92 Navigator::~Navigator()
93 {
94 delete mSearchEngine;
95 }
96
searchEngine() const97 SearchEngine *Navigator::searchEngine() const
98 {
99 return mSearchEngine;
100 }
101
setupContentsTab()102 void Navigator::setupContentsTab()
103 {
104 mContentsTree = new QTreeWidget( mTabWidget );
105 mContentsTree->setFrameStyle( QFrame::NoFrame );
106 mContentsTree->setAllColumnsShowFocus(true);
107 mContentsTree->setRootIsDecorated(false);
108 mContentsTree->headerItem()->setHidden(true);
109 mContentsTree->setExpandsOnDoubleClick(false);
110
111 connect(mContentsTree, &QTreeWidget::itemActivated, this, &Navigator::slotItemSelected);
112 connect(mContentsTree, &QTreeWidget::itemExpanded, this, &Navigator::slotItemExpanded);
113 connect(mContentsTree, &QTreeWidget::itemCollapsed, this, &Navigator::slotItemCollapsed);
114
115 mTabWidget->addTab(mContentsTree, i18n("&Contents"));
116 }
117
setupSearchTab()118 void Navigator::setupSearchTab()
119 {
120
121 mSearchWidget = new SearchWidget( mSearchEngine, mTabWidget );
122 connect(mSearchWidget, &SearchWidget::searchResult, this, &Navigator::slotShowSearchResult);
123 connect(mSearchWidget, &SearchWidget::scopeCountChanged, this, &Navigator::checkSearchEdit);
124
125 mTabWidget->addTab( mSearchWidget, i18n("Search Options"));
126
127 }
128
setupGlossaryTab()129 void Navigator::setupGlossaryTab()
130 {
131 mGlossaryTree = new Glossary( mTabWidget );
132 connect(mGlossaryTree, &Glossary::entrySelected, this, &Navigator::glossSelected);
133 mTabWidget->addTab( mGlossaryTree, i18n( "G&lossary" ) );
134 }
135
insertPlugins()136 void Navigator::insertPlugins()
137 {
138 PluginTraverser t( this, mContentsTree );
139 DocMetaInfo::self()->traverseEntries( &t );
140 }
141
insertParentAppDocs(const QString & name,NavigatorItem * topItem)142 void Navigator::insertParentAppDocs( const QString &name, NavigatorItem *topItem )
143 {
144 qCDebug(KHC_LOG) << "Requested plugin documents for ID " << name;
145
146 KServiceGroup::Ptr grp = KServiceGroup::childGroup( name );
147 if ( !grp )
148 return;
149
150 KServiceGroup::List entries = grp->entries();
151 KServiceGroup::List::ConstIterator it = entries.constBegin();
152 KServiceGroup::List::ConstIterator end = entries.constEnd();
153 for ( ; it != end; ++it ) {
154 QString desktopFile = ( *it )->entryPath();
155 if ( QDir::isRelativePath( desktopFile ) )
156 desktopFile = QStandardPaths::locate(QStandardPaths::ApplicationsLocation, desktopFile );
157 createItemFromDesktopFile( topItem, desktopFile );
158 }
159 }
160
insertKCMDocs(const QString & name,NavigatorItem * topItem,const QString & type)161 void Navigator::insertKCMDocs( const QString &name, NavigatorItem *topItem, const QString &type )
162 {
163 qCDebug(KHC_LOG) << "Requested KCM documents for ID" << name;
164 QString systemsettingskontrolconstraint = QStringLiteral("[X-KDE-System-Settings-Parent-Category] != ''");
165 QString konquerorcontrolconstraint = QStringLiteral("[X-KDE-PluginKeyword] == 'khtml_general'\
166 or [X-KDE-PluginKeyword] == 'performance'\
167 or [X-KDE-PluginKeyword] == 'bookmarks'");
168 QString filemanagercontrolconstraint = QStringLiteral("[X-KDE-PluginKeyword] == 'behavior'\
169 or [X-KDE-PluginKeyword] == 'dolphinviewmodes'\
170 or [X-KDE-PluginKeyword] == 'dolphinnavigation'\
171 or [X-KDE-PluginKeyword] == 'dolphinservices'\
172 or [X-KDE-PluginKeyword] == 'dolphingeneral'\
173 or [X-KDE-PluginKeyword] == 'trash'");
174 QString browsercontrolconstraint = QStringLiteral("[X-KDE-PluginKeyword] == 'khtml_behavior'\
175 or [X-KDE-PluginKeyword] == 'proxy'\
176 or [X-KDE-PluginKeyword] == 'khtml_appearance'\
177 or [X-KDE-PluginKeyword] == 'khtml_filter'\
178 or [X-KDE-PluginKeyword] == 'cache'\
179 or [X-KDE-PluginKeyword] == 'cookie'\
180 or [X-KDE-PluginKeyword] == 'useragent'\
181 or [X-KDE-PluginKeyword] == 'khtml_java_js'\
182 or [X-KDE-PluginKeyword] == 'khtml_plugins'");
183 /* missing in browsercontrolconstraint
184 History no X-KDE-PluginKeyword in kcmhistory.desktop
185 */
186 QString othercontrolconstraint = QStringLiteral("[X-KDE-PluginKeyword] == 'cgi'");
187
188 KService::List list;
189
190 if ( type == QLatin1String("kcontrol") ) {
191 list = KServiceTypeTrader::self()->query( QStringLiteral("KCModule"), systemsettingskontrolconstraint );
192 } else if ( type == QLatin1String("konquerorcontrol") ) {
193 list = KServiceTypeTrader::self()->query( QStringLiteral("KCModule"), konquerorcontrolconstraint );
194 } else if ( type == QLatin1String("browsercontrol") ) {
195 list = KServiceTypeTrader::self()->query( QStringLiteral("KCModule"), browsercontrolconstraint );
196 } else if ( type == QLatin1String("filemanagercontrol") ) {
197 list = KServiceTypeTrader::self()->query( QStringLiteral("KCModule"), filemanagercontrolconstraint );
198 } else if ( type == QLatin1String("othercontrol") ) {
199 list = KServiceTypeTrader::self()->query( QStringLiteral("KCModule"), othercontrolconstraint );
200 } else if ( type == QLatin1String("kinfocenter") ) {
201 list = KServiceTypeTrader::self()->query( QStringLiteral("KCModule"), QStringLiteral("[X-KDE-ParentApp] == 'kinfocenter'") );
202 }
203
204 bool no_children_present = true;
205
206 for ( KService::List::const_iterator it = list.constBegin(); it != list.constEnd(); ++it )
207 {
208 KService::Ptr s(*it);
209 const QString desktopFile = QStandardPaths::locate(QStandardPaths::GenericDataLocation, QLatin1String("kservices5/") + s->entryPath() );
210 createItemFromDesktopFile( topItem, desktopFile );
211 no_children_present = false;
212 }
213 topItem->sortChildren( 0, Qt::AscendingOrder /* ascending */ );
214 topItem->setHidden(no_children_present);
215 }
216
insertIOSlaveDocs(const QString & name,NavigatorItem * topItem)217 void Navigator::insertIOSlaveDocs( const QString &name, NavigatorItem *topItem )
218 {
219 qCDebug(KHC_LOG) << "Requested IOSlave documents for ID" << name;
220
221 QStringList list = KProtocolInfo::protocols();
222 list.sort();
223
224 NavigatorItem *prevItem = nullptr;
225 for ( QStringList::ConstIterator it = list.constBegin(); it != list.constEnd(); ++it )
226 {
227 QString docPath = KProtocolInfo::docPath(*it);
228 if ( !docPath.isNull() )
229 {
230 // First parameter is ignored if second is an absolute path
231 QUrl url(QStringLiteral("help:/") + docPath);
232 QString icon = KProtocolInfo::icon(*it);
233 if ( icon.isEmpty() ) icon = QStringLiteral("text-plain");
234 DocEntry *entry = new DocEntry( *it, url.url(), icon );
235 NavigatorItem *item = new NavigatorAppItem( entry, topItem, prevItem );
236 prevItem = item;
237 item->setAutoDeleteDocEntry( true );
238 }
239 }
240 }
241
createItemFromDesktopFile(NavigatorItem * topItem,const QString & file)242 void Navigator::createItemFromDesktopFile( NavigatorItem *topItem,
243 const QString &file )
244 {
245 KDesktopFile desktopFile( file );
246 QString docPath = desktopFile.readDocPath();
247 if ( !docPath.isNull() ) {
248 // First parameter is ignored if second is an absolute path
249 const QUrl url(QStringLiteral("help:/") + docPath);
250 QString icon = desktopFile.readIcon();
251 if ( icon.isEmpty() ) icon = QStringLiteral("text-plain");
252 DocEntry *entry = new DocEntry( desktopFile.readName(), url.url(), icon );
253 NavigatorItem *item = new NavigatorAppItem( entry, topItem );
254 item->setAutoDeleteDocEntry( true );
255 }
256 }
257
insertInfoDocs(NavigatorItem * topItem)258 void Navigator::insertInfoDocs( NavigatorItem *topItem )
259 {
260 InfoTree *infoTree = new InfoTree( this );
261 infoTree->build( topItem );
262 }
263
insertScrollKeeperDocs(NavigatorItem * topItem)264 void Navigator::insertScrollKeeperDocs( NavigatorItem *topItem )
265 {
266 ScrollKeeperTreeBuilder *builder = new ScrollKeeperTreeBuilder( this );
267 builder->buildOrHide( topItem );
268 }
269
selectItem(const QUrl & url)270 void Navigator::selectItem( const QUrl &url )
271 {
272 qCDebug(KHC_LOG) << "Navigator::selectItem(): " << url.url();
273
274 if ( url.url() == QLatin1String("khelpcenter:home") ) {
275 clearSelection();
276 return;
277 }
278
279 // help:/foo&anchor=bar gets redirected to help:/foo#bar
280 // Make sure that we match both the original URL as well as
281 // its counterpart.
282 QUrl alternativeURL = url;
283 QUrl contentsItemURL = url;
284 if (url.hasFragment())
285 {
286 alternativeURL.setQuery(QStringLiteral("anchor=")+url.fragment());
287 alternativeURL.setFragment(QString());
288 contentsItemURL.setFragment(QString());
289 }
290
291 // If the navigator already has the given URL selected, do nothing.
292 NavigatorItem *item;
293 item = static_cast<NavigatorItem *>( mContentsTree->currentItem() );
294 if ( item && mSelected ) {
295 const QUrl currentURL ( item->entry()->url() );
296 if ( (currentURL == url) || (currentURL == alternativeURL) ) {
297 qCDebug(KHC_LOG) << "URL already shown.";
298 return;
299 }
300 }
301
302 // First, populate the NavigatorAppGroupItems if we don't want the home page
303 if ( url != homeURL() ) {
304 QTreeWidgetItemIterator it1( mContentsTree );
305 while( (*it1) )
306 {
307 NavigatorAppGroupItem *appItem = dynamic_cast<NavigatorAppGroupItem *>( (*it1) );
308 if ( appItem ) appItem->populate( true );
309 ++it1;
310 }
311 }
312
313 NavigatorItem *contentsItem = nullptr;
314 QTreeWidgetItemIterator it( mContentsTree );
315 while ( (*it) ) {
316 NavigatorItem *item = static_cast<NavigatorItem *>( (*it) );
317 const QUrl itemUrl( item->entry()->url() );
318 if ( (itemUrl == url) || (itemUrl == alternativeURL) ) {
319 // If the current item was not selected and remained unchanged it
320 // needs to be explicitly selected
321 mContentsTree->setCurrentItem(item);
322 item->setExpanded( true );
323 break;
324 }
325 if ( (contentsItem == nullptr) && (itemUrl == contentsItemURL) ) {
326 contentsItem = item;
327 }
328 ++it;
329 }
330 if ( !(*it) ) {
331 // if search with fragment didn't find anything, but item without fragment was found, use it
332 if ( contentsItem != nullptr ) {
333 mContentsTree->setCurrentItem(contentsItem);
334 contentsItem->setExpanded( true );
335 mSelected = true;
336 } else {
337 clearSelection();
338 }
339 } else {
340 mSelected = true;
341 }
342 }
343
clearSelection()344 void Navigator::clearSelection()
345 {
346 mContentsTree->clearSelection();
347 mSelected = false;
348 }
349
slotItemSelected(QTreeWidgetItem * currentItem)350 void Navigator::slotItemSelected( QTreeWidgetItem *currentItem )
351 {
352 if ( !currentItem ) return;
353
354 mSelected = true;
355
356 NavigatorItem *item = static_cast<NavigatorItem *>( currentItem );
357
358 qCDebug(KHC_LOG) << item->entry()->name();
359
360 item->setExpanded( !item->isExpanded() );
361
362 const QUrl url ( item->entry()->url() );
363
364 if ( url.scheme() == QLatin1String("khelpcenter") ) {
365 mView->closeUrl();
366 History::self().updateCurrentEntry( mView );
367 History::self().createEntry();
368 showOverview( item, url );
369 } else {
370
371 Q_EMIT itemSelected( url.url() );
372 }
373 }
374
slotItemExpanded(QTreeWidgetItem * item)375 void Navigator::slotItemExpanded( QTreeWidgetItem *item )
376 {
377 NavigatorItem *ni = static_cast<NavigatorItem *>( item );
378 ni->itemExpanded( true );
379 }
380
slotItemCollapsed(QTreeWidgetItem * item)381 void Navigator::slotItemCollapsed( QTreeWidgetItem *item )
382 {
383 NavigatorItem *ni = static_cast<NavigatorItem *>( item );
384 ni->itemExpanded( false );
385 }
386
openInternalUrl(const QUrl & url)387 void Navigator::openInternalUrl( const QUrl &url )
388 {
389 if ( url.url() == QLatin1String("khelpcenter:home") ) {
390 clearSelection();
391 showOverview( nullptr, url );
392 return;
393 }
394
395 selectItem( url );
396 if ( !mSelected ) return;
397
398 NavigatorItem *item =
399 static_cast<NavigatorItem *>( mContentsTree->currentItem() );
400
401 if ( item ) showOverview( item, url );
402 }
403
showOverview(NavigatorItem * item,const QUrl & url)404 void Navigator::showOverview( NavigatorItem *item, const QUrl &url )
405 {
406 mView->beginInternal( url );
407
408 QString title,name,content;
409 uint childCount;
410
411 if ( item ) {
412 title = item->entry()->name();
413 name = item->entry()->name();
414
415 const QString info = item->entry()->info();
416 if ( !info.isEmpty() ) content = QLatin1String("<p>") + info + QLatin1String("</p>\n");
417
418 childCount = item->childCount();
419 } else {
420 title = i18n("Start Page");
421 name = i18n("KDE Help Center");
422
423 childCount = mContentsTree->topLevelItemCount();
424 }
425
426 if ( childCount > 0 ) {
427 QTreeWidgetItem *child;
428 if ( item ) child = item;
429 else child = mContentsTree->invisibleRootItem();
430
431 content += createChildrenList( child, 0 );
432 }
433 else
434 content += QLatin1String("<p></p>");
435
436 mView->write( mView->grantleeFormatter()->formatOverview( title, name, content ) );
437
438 mView->end();
439 }
440
createChildrenList(QTreeWidgetItem * child,int level)441 QString Navigator::createChildrenList( QTreeWidgetItem *child, int level )
442 {
443 QString t;
444
445 t += QLatin1String("<ul>\n");
446
447 int cc = child->childCount();
448 for (int i=0;i<cc;i++)
449 {
450 NavigatorItem *childItem = static_cast<NavigatorItem *>( child->child(i) );
451
452 DocEntry *e = childItem->entry();
453
454 t += QLatin1String("<li><a href=\"") + e->url() + QLatin1String("\">");
455 if ( e->isDirectory() ) t += QLatin1String("<b>");
456 t += e->name();
457 if ( e->isDirectory() ) t += QLatin1String("</b>");
458 t += QLatin1String("</a>");
459
460 if ( !e->info().isEmpty() ) {
461 t += QLatin1String("<br>") + e->info();
462 }
463
464 if ( childItem->childCount() > 0 && level < 1 ) {
465 t += createChildrenList( childItem, level + 1 );
466 }
467
468 t += QLatin1String("</li>\n");
469
470 }
471
472 t += QLatin1String("</ul>\n");
473
474 return t;
475 }
476
slotSearch()477 void Navigator::slotSearch()
478 {
479
480 qCDebug(KHC_LOG) << "Navigator::slotSearch()";
481
482 if ( mIndexingProc ) return;
483
484 if ( mSearchEngine->isRunning() ) return;
485
486 const QString words = mSearchEdit->text();
487 const QString method = mSearchWidget->method();
488 const int pages = mSearchWidget->pages();
489 const QStringList scope = mSearchWidget->scope();
490
491 qCDebug(KHC_LOG) << "Navigator::slotSearch() words: " << words;
492 qCDebug(KHC_LOG) << "Navigator::slotSearch() scope: " << scope;
493
494 if ( words.isEmpty() || scope.isEmpty() ) return;
495
496 mTabWidget->setCurrentIndex( mTabWidget->indexOf( mSearchWidget ) );
497
498 // disable search edit during searches
499 mSearchEdit->setEnabled(false);
500 QApplication::setOverrideCursor(Qt::WaitCursor);
501
502 if ( !mSearchEngine->search( words, method, pages, scope ) ) {
503 slotSearchFinished();
504 KMessageBox::sorry( this, i18n("Unable to run search program.") );
505 }
506
507 }
508
slotShowSearchResult(const QString & url)509 void Navigator::slotShowSearchResult( const QString &url )
510 {
511 QString u = url;
512 u.replace( QStringLiteral("%k"), mSearchEdit->text() );
513
514 Q_EMIT itemSelected( u );
515 }
516
slotSearchFinished()517 void Navigator::slotSearchFinished()
518 {
519 mSearchEdit->setEnabled(true);
520 mSearchEdit->setFocus();
521 QApplication::restoreOverrideCursor();
522
523 qCDebug(KHC_LOG) << "Search finished.";
524 }
525
checkSearchEdit()526 void Navigator::checkSearchEdit()
527 {
528 mSearchEdit->setEnabled( mSearchWidget->scopeCount() > 0 && !mIndexingProc );
529 }
530
531
hideSearch()532 void Navigator::hideSearch()
533 {
534 mSearchEdit->hide();
535 mTabWidget->removeTab( mTabWidget->indexOf( mSearchWidget ) );
536 }
537
slotSelectGlossEntry(const QString & id)538 void Navigator::slotSelectGlossEntry( const QString &id )
539 {
540 mGlossaryTree->slotSelectGlossEntry( id );
541 }
542
homeURL()543 QUrl Navigator::homeURL()
544 {
545 if ( !mHomeUrl.isEmpty() ) return mHomeUrl;
546
547 KSharedConfig::Ptr cfg = KSharedConfig::openConfig();
548 // We have to reparse the configuration here in order to get a
549 // language-specific StartUrl, e.g. "StartUrl[de]".
550 cfg->reparseConfiguration();
551 mHomeUrl = QUrl(cfg->group("General").readPathEntry( "StartUrl", QStringLiteral("khelpcenter:home") ));
552 return mHomeUrl;
553 }
554
readConfig()555 void Navigator::readConfig()
556 {
557 if ( Prefs::currentTab() == Prefs::Search ) {
558 mTabWidget->setCurrentIndex( mTabWidget->indexOf( mSearchWidget ) );
559 } else if ( Prefs::currentTab() == Prefs::Glossary ) {
560 mTabWidget->setCurrentIndex( mTabWidget->indexOf( mGlossaryTree ) );
561 } else {
562 mTabWidget->setCurrentIndex( mTabWidget->indexOf( mContentsTree ) );
563 }
564 }
565
writeConfig()566 void Navigator::writeConfig()
567 {
568 if ( mTabWidget->currentWidget() == mSearchWidget ) {
569 Prefs::setCurrentTab( Prefs::Search );
570 } else if ( mTabWidget->currentWidget() == mGlossaryTree ) {
571 Prefs::setCurrentTab( Prefs::Glossary );
572 } else {
573 Prefs::setCurrentTab( Prefs::Content );
574 }
575 }
576
clearSearch()577 void Navigator::clearSearch()
578 {
579 mSearchEdit->setText( QString() );
580 }
581
slotDelayedIndexingStart()582 void Navigator::slotDelayedIndexingStart()
583 {
584 mIndexingQueue.clear();
585
586 const DocEntry::List &entries = DocMetaInfo::self()->docEntries();
587 for ( DocEntry *entry : entries ) {
588 if ( mSearchEngine->needsIndex( entry ) ) {
589 mIndexingQueue.append( entry );
590 }
591 }
592
593 if ( mIndexingQueue.isEmpty() ) {
594 return;
595 }
596
597 Q_EMIT setStatusBarText( i18n( "Updating search index..." ) );
598
599 mIndexingTimer.start();
600
601 slotDoIndexWork();
602 }
603
slotDoIndexWork()604 void Navigator::slotDoIndexWork()
605 {
606 if ( mIndexingQueue.isEmpty() ) {
607 mIndexingTimer.stop();
608 Q_EMIT setStatusBarText( i18n( "Updating search index... done." ) );
609 mIndexingBar->hide();
610 mSearchWidget->searchIndexUpdated();
611 return;
612 }
613
614 const DocEntry *entry = mIndexingQueue.takeFirst();
615
616 QString error;
617 SearchHandler *handler = mSearchEngine->handler( entry->documentType() );
618 if ( !handler ) {
619 return slotDoIndexWork();
620 }
621 if ( !handler->checkPaths( &error ) ) {
622 qCWarning(KHC_LOG) << "Indexing path error for" << entry->name() << ":" << error;
623 return slotDoIndexWork();
624 }
625 QString indexer = handler->indexCommand( entry->identifier() );
626 if ( indexer.isEmpty() ) {
627 qCWarning(KHC_LOG) << "Empty indexer for" << entry->identifier() << entry->documentType();
628 return slotDoIndexWork();
629 }
630
631 const QString indexDir = Prefs::indexDirectory();
632
633 indexer.replace( QLatin1String( "%i" ), entry->identifier() );
634 indexer.replace( QLatin1String( "%d" ), indexDir );
635 indexer.replace( QLatin1String( "%p" ), entry->url() );
636 qCDebug(KHC_LOG) << "Indexer:" << indexer;
637
638 if ( !QDir().mkpath( indexDir ) ) {
639 qCWarning(KHC_LOG) << "cannot create the directory:" << indexDir;
640 return slotDoIndexWork();
641 }
642
643 mIndexingProc = new KProcess;
644
645 *mIndexingProc << KShell::splitArgs( indexer );
646
647 connect(mIndexingProc, QOverload<int, QProcess::ExitStatus>::of(&KProcess::finished), this, &Navigator::slotProcessExited);
648
649 mIndexingProc->start();
650
651 if ( !mIndexingProc->waitForStarted() ) {
652 qCWarning(KHC_LOG) << "Unable to start command" << indexer;
653 delete mIndexingProc;
654 mIndexingProc = nullptr;
655 return slotDoIndexWork();
656 }
657 }
658
slotProcessExited(int exitCode,QProcess::ExitStatus exitStatus)659 void Navigator::slotProcessExited( int exitCode, QProcess::ExitStatus exitStatus )
660 {
661 if ( exitStatus != QProcess::NormalExit ) {
662 qCWarning(KHC_LOG) << "Process failed";
663 qCWarning(KHC_LOG) << "stdout output:" << mIndexingProc->readAllStandardOutput();
664 qCWarning(KHC_LOG) << "stderr output:" << mIndexingProc->readAllStandardError();
665 } else if ( exitCode != 0 ) {
666 qCWarning(KHC_LOG) << "running" << mIndexingProc->program() << "failed with exitCode" << exitCode;
667 qCWarning(KHC_LOG) << "stdout output:" << mIndexingProc->readAllStandardOutput();
668 qCWarning(KHC_LOG) << "stderr output:" << mIndexingProc->readAllStandardError();
669 }
670 delete mIndexingProc;
671 mIndexingProc = nullptr;
672
673 slotDoIndexWork();
674 }
675
slotShowIndexingProgressBar()676 void Navigator::slotShowIndexingProgressBar()
677 {
678 if ( !mIndexingProc ) {
679 return;
680 }
681
682 mIndexingBar->setRange( 0, 0 );
683 mIndexingBar->show();
684 }
685
686
687 // vim:ts=2:sw=2:et
688