looqs/gui/mainwindow.cpp

1087 righe
32 KiB
C++

#include <poppler-qt5.h>
#include <QLabel>
#include <QtDebug>
#include <QFileInfo>
#include <QDesktopServices>
#include <QUrl>
#include <QClipboard>
#include <QtGlobal>
#include <QSettings>
#include <QDateTime>
#include <QProcess>
#include <QComboBox>
#include <QtConcurrent/QtConcurrent>
#include <QMessageBox>
#include <QFileDialog>
#include <QScreen>
#include <QProgressDialog>
#include <QDesktopWidget>
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "clicklabel.h"
#include "../shared/sqlitesearch.h"
#include "../shared/looqsgeneralexception.h"
#include "../shared/common.h"
#include "ipcpreviewclient.h"
#include "previewgenerator.h"
#include "aboutdialog.h"
MainWindow::MainWindow(QWidget *parent, QString socketPath)
: QMainWindow(parent), ui(new Ui::MainWindow), progressDialog(this)
{
this->progressDialog.cancel(); // because constructing it shows it, quite weird
ui->setupUi(this);
setWindowTitle(QCoreApplication::applicationName());
this->ipcPreviewClient.moveToThread(&this->ipcClientThread);
this->ipcPreviewClient.setSocketPath(socketPath);
QSettings settings;
this->dbFactory = new DatabaseFactory(Common::databasePath());
db = this->dbFactory->forCurrentThread();
this->dbService = new SqliteDbService(*this->dbFactory);
this->indexSyncer = new IndexSyncer(*this->dbService);
this->indexSyncer->moveToThread(&this->syncerThread);
indexer = new Indexer(*(this->dbService));
indexer->setParent(this);
connectSignals();
ui->treeResultsList->setContextMenuPolicy(Qt::ContextMenuPolicy::CustomContextMenu);
ui->tabWidget->setCurrentIndex(0);
ui->statusBar->addWidget(ui->lblSearchResults);
ui->statusBar->addWidget(ui->previewProcessBar);
ui->previewProcessBar->hide();
ui->comboScale->setCurrentText(settings.value("currentScale").toString());
previewsPerPage = settings.value("previewsPerPage", 20).toInt();
ui->spinPreviewPage->setMinimum(1);
QStringList indexPaths = settings.value("indexPaths").toStringList();
ui->lstPaths->addItems(indexPaths);
QString ignorePatterns = settings.value("ignorePatterns").toString();
ui->txtIgnorePatterns->setText(ignorePatterns);
QStringList searchHistoryList = settings.value(SETTINGS_KEY_SEARCHHISTORY).toStringList();
this->searchHistory = searchHistoryList.toVector();
this->currentSearchHistoryIndex = this->searchHistory.size();
ui->spinPreviewPage->setValue(1);
ui->spinPreviewPage->setMinimum(1);
ui->btnOpenFailed->setVisible(false);
ui->comboPreviewFiles->setVisible(false);
auto policy = ui->btnOpenFailed->sizePolicy();
policy.setRetainSizeWhenHidden(true);
ui->btnOpenFailed->setSizePolicy(policy);
ui->txtSearch->installEventFilter(this);
ui->scrollArea->viewport()->installEventFilter(this);
this->ipcClientThread.start();
}
void MainWindow::addPathToIndex()
{
QString path = this->ui->txtPathScanAdd->text();
QFileInfo fileInfo{path};
if(!fileInfo.exists(path))
{
QMessageBox::critical(this, "Invalid path", "Path does not seem to exist");
return;
}
if(!fileInfo.isReadable())
{
QMessageBox::critical(this, "Invalid path", "Path cannot be read");
return;
}
this->ui->lstPaths->addItem(path);
this->ui->txtPathScanAdd->clear();
}
void MainWindow::connectSignals()
{
connect(ui->txtSearch, &QLineEdit::returnPressed, this, &MainWindow::lineEditReturnPressed);
connect(&searchWatcher, &QFutureWatcher<SearchResult>::finished, this,
[&]
{
try
{
this->ui->txtSearch->setEnabled(true);
auto results = searchWatcher.future().result();
handleSearchResults(results);
}
catch(LooqsGeneralException &e)
{
handleSearchError(e.message);
}
});
connect(ui->treeResultsList, &QTreeWidget::itemActivated, this, &MainWindow::treeSearchItemActivated);
connect(ui->treeResultsList, &QTreeWidget::customContextMenuRequested, this,
&MainWindow::showSearchResultsContextMenu);
connect(ui->tabWidget, &QTabWidget::currentChanged, this, &MainWindow::tabChanged);
connect(ui->comboScale, qOverload<int>(&QComboBox::currentIndexChanged), this, &MainWindow::comboScaleChanged);
connect(ui->spinPreviewPage, qOverload<int>(&QSpinBox::valueChanged), this,
&MainWindow::spinPreviewPageValueChanged);
connect(ui->btnAddPath, &QPushButton::clicked, this, &MainWindow::addPathToIndex);
connect(ui->txtPathScanAdd, &QLineEdit::returnPressed, this, &MainWindow::addPathToIndex);
connect(ui->btnStartIndexing, &QPushButton::clicked, this, &MainWindow::startIndexing);
connect(this->indexer, &Indexer::pathsCountChanged, this,
[&](int number)
{
ui->lblSearchResults->setText("Found paths: " + QString::number(number));
ui->lblPathsFoundValue->setText(QString::number(number));
ui->previewProcessBar->setMaximum(number);
});
connect(this->indexer, &Indexer::indexProgress, this,
[&](int number, unsigned int added, unsigned int skipped, unsigned int failed, unsigned int totalCount)
{
ui->lblSearchResults->setText("Processed " + QString::number(number) + " files");
ui->previewProcessBar->setValue(number);
ui->previewProcessBar->setMaximum(totalCount);
ui->lblAddedValue->setText(QString::number(added));
ui->lblSkippedValue->setText(QString::number(skipped));
ui->lblFailedValue->setText(QString::number(failed));
});
connect(this->indexer, &Indexer::finished, this, &MainWindow::finishIndexing);
connect(ui->lstPaths->selectionModel(), &QItemSelectionModel::selectionChanged, this,
[&](const QItemSelection &selected, const QItemSelection &deselected)
{ ui->btnDeletePath->setEnabled(this->ui->lstPaths->selectedItems().count() > 0); });
connect(ui->btnDeletePath, &QPushButton::clicked, this, [&] { qDeleteAll(ui->lstPaths->selectedItems()); });
connect(ui->btnChoosePath, &QPushButton::clicked, this,
[&]
{
QFileDialog dialog(nullptr);
dialog.setFileMode(QFileDialog::Directory);
dialog.setOptions(QFileDialog::ShowDirsOnly);
if(dialog.exec())
{
auto paths = dialog.selectedFiles();
if(paths.size() == 1)
{
ui->lstPaths->addItem(paths[0]);
}
}
});
connect(ui->menuAboutAction, &QAction::triggered, this,
[this](bool checked)
{
AboutDialog aboutDialog(this);
aboutDialog.exec();
});
connect(ui->menuAboutQtAction, &QAction::triggered, this,
[this](bool checked) { QMessageBox::aboutQt(this, "About Qt"); });
connect(ui->menuSyncIndexAction, &QAction::triggered, this, &MainWindow::startIndexSync);
connect(ui->menuOpenUserManualAction, &QAction::triggered, this,
[this]() { QDesktopServices::openUrl(Common::userManualUrl()); });
connect(indexSyncer, &IndexSyncer::finished, this,
[&](unsigned int totalUpdated, unsigned int totalDeleted, unsigned int totalErrored)
{
this->progressDialog.cancel();
QMessageBox::information(
this, "Syncing finished",
QString("Syncing finished\n\nTotal updated: %1\nTotal deleted: %2\nTotal errors: %3\n")
.arg(QString::number(totalUpdated))
.arg(QString::number(totalDeleted))
.arg(QString::number(totalErrored)));
});
connect(this, &MainWindow::beginIndexSync, indexSyncer, &IndexSyncer::sync);
connect(&this->progressDialog, &QProgressDialog::canceled, indexSyncer, &IndexSyncer::cancel);
connect(ui->btnSaveSettings, &QPushButton::clicked, this, &MainWindow::saveSettings);
connect(ui->btnOpenFailed, &QPushButton::clicked, this, &MainWindow::exportFailedPaths);
connect(
ui->comboPreviewFiles, qOverload<int>(&QComboBox::currentIndexChanged), this,
[&]()
{
if(this->previewTabActive())
{
makePreviews(1);
}
},
Qt::QueuedConnection);
connect(&ipcPreviewClient, &IPCPreviewClient::previewReceived, this, &MainWindow::previewReceived,
Qt::QueuedConnection);
connect(&ipcPreviewClient, &IPCPreviewClient::finished, this,
[&]
{
this->ui->previewProcessBar->setValue(this->ui->previewProcessBar->maximum());
this->ui->spinPreviewPage->setEnabled(true);
this->ui->comboPreviewFiles->setEnabled(true);
ui->txtSearch->setEnabled(true);
});
connect(&ipcPreviewClient, &IPCPreviewClient::error, this,
[this](QString msg)
{
qCritical() << msg << Qt::endl;
QMessageBox::critical(this, "IPC error", msg);
});
connect(this, &MainWindow::startIpcPreviews, &ipcPreviewClient, &IPCPreviewClient::startGeneration,
Qt::QueuedConnection);
connect(this, &MainWindow::stopIpcPreviews, &ipcPreviewClient, &IPCPreviewClient::stopGeneration,
Qt::QueuedConnection);
}
void MainWindow::exportFailedPaths()
{
QString filename =
QString("/tmp/looqs_indexresult_failed_%1").arg(QDateTime::currentDateTime().toString("yyyy-MM-dd_hhmmss"));
QFile outFile(filename);
if(!outFile.open(QIODevice::WriteOnly | QIODevice::Text))
{
QMessageBox::critical(this, "Failed to write log file", "An error occured while trying to create log file");
return;
}
QTextStream stream(&outFile);
IndexResult result = this->indexer->getResult();
stream << "Failed to index the following paths:\n";
for(FileScanResult &fsr : result.failedResults())
{
stream << fsr.first << " " << SaveFileResultToString(fsr.second) << '\n';
}
QDesktopServices::openUrl(filename);
}
void MainWindow::startIndexSync()
{
progressDialog.setWindowTitle("Syncing");
progressDialog.setLabelText("Syncing - this might take a moment, please wait");
progressDialog.setWindowModality(Qt::ApplicationModal);
progressDialog.setMinimum(0);
progressDialog.setMaximum(0);
progressDialog.setValue(0);
progressDialog.open();
indexSyncer->setKeepGoing(true);
indexSyncer->setVerbose(false);
indexSyncer->setDryRun(false);
indexSyncer->setRemoveDeletedFromIndex(true);
this->syncerThread.start();
emit beginIndexSync();
}
void MainWindow::spinPreviewPageValueChanged(int val)
{
makePreviews(val);
}
void MainWindow::startIndexing()
{
if(this->indexer->isRunning())
{
ui->btnStartIndexing->setEnabled(false);
ui->btnStartIndexing->setText("Start indexing");
this->indexer->requestCancellation();
return;
}
ui->previewsTab->setEnabled(false);
ui->resultsTab->setEnabled(false);
ui->settingsTab->setEnabled(false);
ui->txtPathScanAdd->setEnabled(false);
ui->txtSearch->setEnabled(false);
ui->previewProcessBar->setValue(0);
ui->previewProcessBar->setVisible(true);
ui->btnOpenFailed->setVisible(false);
QVector<QString> paths;
QStringList pathSettingsValue;
for(int i = 0; i < ui->lstPaths->count(); i++)
{
QString path = ui->lstPaths->item(i)->text();
paths.append(path);
pathSettingsValue.append(path);
}
this->indexer->setTargetPaths(paths);
QString ignorePatterns = ui->txtIgnorePatterns->text();
this->indexer->setIgnorePattern(ignorePatterns.split(";"));
this->indexer->beginIndexing();
QSettings settings;
settings.setValue("indexPaths", pathSettingsValue);
settings.setValue("ignorePatterns", ignorePatterns);
ui->btnStartIndexing->setText("Stop indexing");
}
void MainWindow::finishIndexing()
{
IndexResult result = this->indexer->getResult();
ui->lblSearchResults->setText("Indexing finished");
ui->previewProcessBar->setValue(ui->previewProcessBar->maximum());
ui->lblFailedValue->setText(QString::number(result.erroredPaths));
ui->lblSkippedValue->setText(QString::number(result.skippedPaths));
ui->lblAddedValue->setText(QString::number(result.addedPaths));
ui->btnStartIndexing->setEnabled(true);
ui->btnStartIndexing->setText("Start indexing");
ui->previewsTab->setEnabled(true);
ui->resultsTab->setEnabled(true);
ui->settingsTab->setEnabled(true);
ui->txtPathScanAdd->setEnabled(true);
ui->txtSearch->setEnabled(true);
if(result.erroredPaths > 0)
{
ui->btnOpenFailed->setVisible(true);
}
}
void MainWindow::comboScaleChanged(int i)
{
QSettings scaleSetting;
scaleSetting.setValue("currentScale", ui->comboScale->currentText());
makePreviews(ui->spinPreviewPage->value());
}
bool MainWindow::previewTabActive()
{
return ui->tabWidget->currentIndex() == 1;
}
bool MainWindow::indexerTabActive()
{
return ui->tabWidget->currentIndex() == 2;
}
void MainWindow::processShortcut(int key)
{
if(key == Qt::Key_Tab || key == Qt::Key_Backtab)
{
int tabIndex = ui->tabWidget->currentIndex();
if(key == Qt::Key_Tab)
{
++tabIndex;
}
if(key == Qt::Key_Backtab)
{
--tabIndex;
}
tabIndex = tabIndex % ui->tabWidget->count();
if(tabIndex < 0)
{
tabIndex = ui->tabWidget->count() - 1;
}
ui->tabWidget->setCurrentIndex(tabIndex);
}
if(key == Qt::Key_L)
{
ui->txtSearch->setFocus();
ui->txtSearch->selectAll();
}
if(key == Qt::Key_W)
{
ui->txtSearch->setFocus();
QString currentText = ui->txtSearch->text().trimmed();
int index = currentText.lastIndexOf(QRegularExpression("[\\s\\)]"));
if(index != -1)
{
bool isFilter = (index == currentText.length() - 1);
currentText.remove(index + 1, currentText.length() - index - 1);
if(isFilter)
{
index = currentText.lastIndexOf(' ', index);
if(index == -1)
{
index = 0;
}
currentText.remove(index, currentText.length());
}
if(currentText.length() > 0)
{
currentText += ' ';
}
ui->txtSearch->setText(currentText);
}
else
{
ui->txtSearch->clear();
}
}
if(key == Qt::Key_F)
{
ui->txtSearch->setFocus();
QString currentText = ui->txtSearch->text().trimmed();
int index = currentText.lastIndexOf(')');
if(index != -1)
{
bool isFilter = (index == currentText.length() - 1);
if(!isFilter)
{
ui->txtSearch->setSelection(index + 2, ui->txtSearch->text().length() - index - 1);
}
else
{
int begin = currentText.lastIndexOf('(', index - 1);
if(begin != -1)
{
ui->txtSearch->setSelection(begin + 1, index - begin - 1);
}
}
}
else
{
int spaceIndex = currentText.lastIndexOf(' ');
int colonIndex = currentText.lastIndexOf(':');
if(colonIndex > spaceIndex)
{
int target = currentText.indexOf(' ', colonIndex);
if(target == -1)
{
target = ui->txtSearch->text().size() - colonIndex;
}
ui->txtSearch->setSelection(colonIndex + 1, target - 1);
}
else
{
ui->txtSearch->setSelection(spaceIndex + 1, ui->txtSearch->text().size() - spaceIndex - 1);
}
}
}
}
bool MainWindow::eventFilter(QObject *object, QEvent *event)
{
if(object == ui->txtSearch && !searchHistory.empty())
{
if(event->type() == QEvent::KeyPress)
{
QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
if(keyEvent->key() == Qt::Key_Up)
{
if(this->currentSavedSearchText.isEmpty())
{
this->currentSavedSearchText = ui->txtSearch->text();
}
if(this->currentSearchHistoryIndex <= 0)
{
return true;
}
--this->currentSearchHistoryIndex;
QString text = this->searchHistory.at(this->currentSearchHistoryIndex);
ui->txtSearch->setText(text);
return true;
}
else if(keyEvent->key() == Qt::Key_Down)
{
if(this->currentSearchHistoryIndex == searchHistory.size() - 1)
{
if(!this->currentSavedSearchText.isEmpty())
{
ui->txtSearch->setText(this->currentSavedSearchText);
this->currentSavedSearchText.clear();
++this->currentSearchHistoryIndex;
}
return true;
}
if(this->currentSearchHistoryIndex < searchHistory.size() - 1)
{
++this->currentSearchHistoryIndex;
QString text = this->searchHistory.at(this->currentSearchHistoryIndex);
ui->txtSearch->setText(text);
}
return true;
}
else
{
this->currentSavedSearchText.clear();
/* Off by one on purpose so Key_Up decrements it again and lands at
* the last entry */
this->currentSearchHistoryIndex = this->searchHistory.size();
}
}
}
if(object == ui->scrollArea->viewport())
{
if(event->type() == QEvent::Wheel)
{
QWheelEvent *wheelEvent = static_cast<QWheelEvent *>(event);
if(wheelEvent->modifiers() & Qt::ControlModifier)
{
if(wheelEvent->angleDelta().y() > 0)
{
if(ui->comboScale->currentIndex() < ui->comboScale->count() - 1)
{
ui->comboScale->setCurrentIndex(ui->comboScale->currentIndex() + 1);
}
}
else
{
if(ui->comboScale->currentIndex() > 0)
{
ui->comboScale->setCurrentIndex(ui->comboScale->currentIndex() - 1);
}
}
return true;
}
}
}
return QMainWindow::eventFilter(object, event);
}
void MainWindow::keyPressEvent(QKeyEvent *event)
{
bool quit =
((event->modifiers() & Qt::ControlModifier && event->key() == Qt::Key_Q) || event->key() == Qt::Key_Escape);
if(quit)
{
qApp->quit();
return;
}
if(event->modifiers() & Qt::ControlModifier)
{
processShortcut(event->key());
return;
}
QWidget::keyPressEvent(event);
}
void MainWindow::tabChanged()
{
if(ui->tabWidget->currentIndex() == 0)
{
ui->previewProcessBar->hide();
}
else
{
if(ui->previewProcessBar->value() > 0)
{
ui->previewProcessBar->show();
}
}
if(previewTabActive())
{
if(previewDirty)
{
makePreviews(ui->spinPreviewPage->value());
}
}
/* Settings tab active */
if(ui->tabWidget->currentIndex() == 3)
{
initSettingsTabs();
}
}
void MainWindow::initSettingsTabs()
{
QSettings settings;
QString pdfViewerCmd = settings.value(SETTINGS_KEY_PDFVIEWER).toString();
QString excludedPaths = Common::excludedPaths().join(';');
QString mountPaths = Common::mountPaths().join(';');
QString databasePath = Common::databasePath();
int numPagesPerPreview = settings.value(SETTINGS_KEY_PREVIEWSPERPAGE, 20).toInt();
ui->txtSettingPdfPreviewerCmd->setText(pdfViewerCmd);
ui->txtSettingIgnoredPaths->setText(excludedPaths);
ui->txtSettingMountPaths->setText(mountPaths);
ui->spinSettingNumerPerPages->setValue(numPagesPerPreview);
ui->txtSettingDatabasePath->setText(databasePath);
bool horizontalScroll = settings.value(SETTINGS_KEY_PREVIEWS_SCROLL_HORIZONTALLY).toBool();
ui->radioScrollHorizontally->setChecked(horizontalScroll);
ui->radioScrollVertically->setChecked(!horizontalScroll);
}
void MainWindow::saveSettings()
{
if(ui->chkRemoveOldDb->isChecked())
{
bool result = QFile::remove(Common::databasePath());
if(!result)
{
QMessageBox::critical(this, "Error removing database",
"Failed to remove old database. Settings not saved.");
return;
}
}
QSettings settings;
QString pdfViewerCmd = ui->txtSettingPdfPreviewerCmd->text();
QStringList excludedPaths = ui->txtSettingIgnoredPaths->text().split(';');
QStringList mountPaths = ui->txtSettingMountPaths->text().split(';');
QString databasePath = ui->txtSettingDatabasePath->text();
settings.setValue(SETTINGS_KEY_PDFVIEWER, pdfViewerCmd);
settings.setValue(SETTINGS_KEY_EXCLUDEDPATHS, excludedPaths);
settings.setValue(SETTINGS_KEY_MOUNTPATHS, mountPaths);
settings.setValue(SETTINGS_KEY_PREVIEWSPERPAGE, ui->spinSettingNumerPerPages->value());
settings.setValue(SETTINGS_KEY_DBPATH, databasePath);
settings.setValue(SETTINGS_KEY_PREVIEWS_SCROLL_HORIZONTALLY, ui->radioScrollHorizontally->isChecked());
settings.sync();
QProcess::startDetached(qApp->arguments()[0], qApp->arguments().mid(1));
qApp->quit();
}
void MainWindow::previewReceived(QSharedPointer<PreviewResult> preview, unsigned int previewGeneration)
{
if(previewGeneration < this->currentPreviewGeneration)
{
return;
}
this->ui->previewProcessBar->setValue(this->ui->previewProcessBar->value() + 1);
if(!preview.isNull() && preview->hasPreview())
{
QString docPath = preview->getDocumentPath();
auto previewPage = preview->getPage();
ClickLabel *headerLabel = new ClickLabel();
headerLabel->setText(QString("Path: ") + preview->getDocumentPath());
ClickLabel *label = dynamic_cast<ClickLabel *>(preview->createPreviewWidget());
label->setMaximumWidth(QApplication::desktop()->availableGeometry().width() - 200);
QVBoxLayout *previewLayout = new QVBoxLayout();
QFont font = label->font();
font.setPointSize(QApplication::font().pointSize() * currentSelectedScale() / 100);
label->setFont(font);
headerLabel->setFont(font);
auto leftClickHandler = [this, docPath, previewPage]() { openDocument(docPath, previewPage); };
auto rightClickhandler = [this, docPath, previewPage]()
{
QFileInfo fileInfo{docPath};
QMenu menu("labeRightClick", this);
createSearchResultMenu(menu, fileInfo);
menu.addAction("Copy page number",
[previewPage] { QGuiApplication::clipboard()->setText(QString::number(previewPage)); });
menu.exec(QCursor::pos());
};
connect(label, &ClickLabel::leftClick, leftClickHandler);
connect(label, &ClickLabel::rightClick, rightClickhandler);
connect(headerLabel, &ClickLabel::rightClick, rightClickhandler);
previewLayout->addWidget(label);
previewLayout->addWidget(headerLabel);
previewLayout->setMargin(0);
previewLayout->insertStretch(0, 1);
previewLayout->insertStretch(-1, 1);
previewLayout->setAlignment(Qt::AlignCenter);
QWidget *previewWidget = new QWidget();
previewWidget->setLayout(previewLayout);
QBoxLayout *layout = static_cast<QBoxLayout *>(ui->scrollAreaWidgetContents->layout());
int pos = previewOrder[docPath + QString::number(previewPage)];
if(pos <= layout->count())
{
layout->insertWidget(pos, previewWidget);
for(auto it = previewWidgetOrderCache.constKeyValueBegin();
it != previewWidgetOrderCache.constKeyValueEnd(); it++)
{
if(it->first <= layout->count())
{
layout->insertWidget(it->first, it->second);
}
}
}
else
{
previewWidgetOrderCache[pos] = previewWidget;
}
}
}
void MainWindow::lineEditReturnPressed()
{
QString q = ui->txtSearch->text();
if(!LooqsQuery::checkParanthesis(q))
{
ui->lblSearchResults->setText("Invalid paranthesis");
return;
}
if(ui->tabWidget->currentIndex() > 1)
{
ui->tabWidget->setCurrentIndex(0);
}
// TODO: validate q;
while(this->searchHistory.size() > 30)
{
this->searchHistory.removeFirst();
}
this->searchHistory.append(q);
this->currentSearchHistoryIndex = this->searchHistory.size();
this->currentSavedSearchText.clear();
ui->treeResultsList->clear();
ui->lblSearchResults->setText("Searching...");
this->ui->txtSearch->setEnabled(false);
QFuture<QVector<SearchResult>> searchFuture = QtConcurrent::run(
[&, q]()
{
SqliteSearch searcher(db);
QVector<SearchResult> results;
LooqsQuery tmpQuery = LooqsQuery::build(q, TokenType::WORD, true);
LooqsQuery pathsQuery = tmpQuery;
this->contentSearchQuery = tmpQuery;
bool addContentSearch = false;
bool addPathSearch = false;
auto createFinalTokens = [&tmpQuery](TokenType replacementToken)
{
QVector<Token> tokens = tmpQuery.getTokens();
for(Token &token : tokens)
{
if(token.type == TokenType::WORD)
{
token.type = replacementToken;
}
}
return tokens;
};
/* An explicit search, no lone words. We just pass it on */
if(!(tmpQuery.getTokensMask() & TokenType::WORD))
{
if(tmpQuery.hasContentSearch())
{
addContentSearch = true;
}
else
{
addPathSearch = true;
}
}
/* A path search, and lone words, e. g. p:("docs") invoice */
else if(tmpQuery.hasPathSearch() && (tmpQuery.getTokensMask() & TokenType::WORD))
{
this->contentSearchQuery = tmpQuery;
this->contentSearchQuery.setTokens(createFinalTokens(TokenType::FILTER_CONTENT_CONTAINS));
addContentSearch = true;
addPathSearch = false;
}
/* A content search and lone words, e. g. c:("to be or not") ebooks */
else if(tmpQuery.hasContentSearch() && (tmpQuery.getTokensMask() & TokenType::WORD))
{
this->contentSearchQuery = LooqsQuery::build(q, TokenType::FILTER_PATH_CONTAINS, false);
addContentSearch = true;
addPathSearch = false;
}
/* "Simply lone words, so search both" */
else if(!tmpQuery.hasPathSearch() && !tmpQuery.hasContentSearch())
{
this->contentSearchQuery.setTokens(createFinalTokens(TokenType::FILTER_CONTENT_CONTAINS));
pathsQuery = LooqsQuery::build(q, TokenType::FILTER_PATH_CONTAINS, false);
addContentSearch = true;
addPathSearch = true;
}
if(addPathSearch)
{
if(pathsQuery.getLimit() == -1)
{
pathsQuery.setLimit(1000);
}
results.append(searcher.search(pathsQuery));
}
if(addContentSearch)
{
if(this->contentSearchQuery.getLimit() == -1)
{
this->contentSearchQuery.setLimit(1000);
}
results.append(searcher.search(this->contentSearchQuery));
}
else
{
this->contentSearchQuery.setTokens({});
}
return results;
});
searchWatcher.setFuture(searchFuture);
}
void MainWindow::handleSearchResults(const QVector<SearchResult> &results)
{
this->previewableSearchResults.clear();
qDeleteAll(ui->scrollAreaWidgetContents->children());
ui->treeResultsList->clear();
ui->comboPreviewFiles->clear();
ui->comboPreviewFiles->addItem("All previews");
ui->comboPreviewFiles->setVisible(true);
ui->lblTotalPreviewPagesCount->setText("");
bool hasDeleted = false;
QHash<QString, bool> seenMap;
for(const SearchResult &result : results)
{
const QString &absPath = result.fileData.absPath;
QFileInfo pathInfo(absPath);
if(!seenMap.contains(absPath))
{
QString fileName = pathInfo.fileName();
QTreeWidgetItem *item = new QTreeWidgetItem(ui->treeResultsList);
QDateTime dt = QDateTime::fromSecsSinceEpoch(result.fileData.mtime);
item->setIcon(0, iconProvider.icon(pathInfo));
item->setText(0, fileName);
item->setText(1, absPath);
item->setText(2, dt.toString(Qt::ISODate));
item->setText(3, this->locale().formattedDataSize(result.fileData.size));
}
bool exists = pathInfo.exists();
if(exists)
{
if(result.wasContentSearch)
{
if(!pathInfo.suffix().contains("htm")) // hack until we can preview them properly...
{
if(PreviewGenerator::get(pathInfo) != nullptr)
{
this->previewableSearchResults.append(result);
if(!seenMap.contains(result.fileData.absPath))
{
ui->comboPreviewFiles->addItem(result.fileData.absPath);
}
}
}
}
}
else
{
hasDeleted = true;
}
seenMap[absPath] = true;
}
ui->treeResultsList->resizeColumnToContents(0);
ui->treeResultsList->resizeColumnToContents(1);
ui->treeResultsList->resizeColumnToContents(2);
previewDirty = !this->previewableSearchResults.empty();
ui->spinPreviewPage->setValue(1);
if(previewTabActive() && previewDirty)
{
makePreviews(1);
}
QString statusText = "Results: " + QString::number(results.size()) + " files";
statusText += ", previewable: " + QString::number(this->previewableSearchResults.count());
if(hasDeleted)
{
statusText += " WARNING: Some files are inaccessible. No preview available for those. Index may be out of sync";
}
ui->lblSearchResults->setText(statusText);
}
int MainWindow::currentSelectedScale()
{
QString scaleText = ui->comboScale->currentText();
scaleText.chop(1);
return scaleText.toInt();
}
void MainWindow::makePreviews(int page)
{
if(this->previewableSearchResults.empty())
{
return;
}
qDeleteAll(ui->scrollAreaWidgetContents->children());
QSettings settings;
bool horizontalScroll = settings.value(SETTINGS_KEY_PREVIEWS_SCROLL_HORIZONTALLY, false).toBool();
if(horizontalScroll)
{
ui->scrollAreaWidgetContents->setLayout(new QHBoxLayout());
}
else
{
ui->scrollAreaWidgetContents->setLayout(new QVBoxLayout());
ui->scrollAreaWidgetContents->layout()->setAlignment(Qt::AlignCenter);
}
ui->previewProcessBar->setMaximum(this->previewableSearchResults.size());
processedPdfPreviews = 0;
QVector<QString> wordsToHighlight;
QRegularExpression extractor(R"#("([^"]*)"|([^\s]+))#");
for(const Token &token : this->contentSearchQuery.getTokens())
{
if(token.type == FILTER_CONTENT_CONTAINS)
{
QRegularExpressionMatchIterator i = extractor.globalMatch(token.value);
while(i.hasNext())
{
QRegularExpressionMatch m = i.next();
QString value = m.captured(1);
if(value.isEmpty())
{
value = m.captured(2);
}
wordsToHighlight.append(value);
}
}
}
int length = previewsPerPage;
int beginOffset = page * previewsPerPage - previewsPerPage;
if(beginOffset < 0)
{
// Should not happen actually
beginOffset = 0;
}
int currentScale = currentSelectedScale();
RenderConfig renderConfig;
renderConfig.scaleX = QGuiApplication::primaryScreen()->physicalDotsPerInchX() * (currentScale / 100.);
renderConfig.scaleY = QGuiApplication::primaryScreen()->physicalDotsPerInchY() * (currentScale / 100.);
renderConfig.wordsToHighlight = wordsToHighlight;
this->previewOrder.clear();
this->previewWidgetOrderCache.clear();
int previewPos = 0;
QVector<RenderTarget> targets;
for(SearchResult &sr : this->previewableSearchResults)
{
if(ui->comboPreviewFiles->currentIndex() != 0)
{
if(sr.fileData.absPath != ui->comboPreviewFiles->currentText())
{
continue;
}
}
RenderTarget renderTarget;
renderTarget.path = sr.fileData.absPath;
renderTarget.page = (int)sr.page;
targets.append(renderTarget);
int pos = previewPos - beginOffset;
this->previewOrder[renderTarget.path + QString::number(renderTarget.page)] = pos;
++previewPos;
}
int numpages = ceil(static_cast<double>(targets.size()) / previewsPerPage);
ui->spinPreviewPage->setMaximum(numpages);
targets = targets.mid(beginOffset, length);
ui->lblTotalPreviewPagesCount->setText(QString::number(numpages));
ui->previewProcessBar->setMaximum(targets.count());
ui->previewProcessBar->setMinimum(0);
ui->previewProcessBar->setValue(0);
ui->previewProcessBar->setVisible(this->previewableSearchResults.size() > 0);
++this->currentPreviewGeneration;
this->ui->spinPreviewPage->setEnabled(false);
this->ui->comboPreviewFiles->setEnabled(false);
this->ui->txtSearch->setEnabled(false);
emit startIpcPreviews(renderConfig, targets);
}
void MainWindow::handleSearchError(QString error)
{
ui->lblSearchResults->setText("Error:" + error);
}
void MainWindow::createSearchResultMenu(QMenu &menu, const QFileInfo &fileInfo)
{
menu.addAction("Copy filename to clipboard",
[&fileInfo] { QGuiApplication::clipboard()->setText(fileInfo.fileName()); });
menu.addAction("Copy full path to clipboard",
[&fileInfo] { QGuiApplication::clipboard()->setText(fileInfo.absoluteFilePath()); });
menu.addAction("Open containing folder", [this, &fileInfo] { this->openFile(fileInfo.absolutePath()); });
auto result =
std::find_if(this->previewableSearchResults.begin(), this->previewableSearchResults.end(),
[this, &fileInfo](SearchResult &a) { return fileInfo.absoluteFilePath() == a.fileData.absPath; });
if(result != this->previewableSearchResults.end())
{
menu.addAction("Show previews for this file",
[this, &fileInfo]
{
ui->tabWidget->setCurrentIndex(1);
this->ui->comboPreviewFiles->setCurrentText(fileInfo.absoluteFilePath());
});
}
}
void MainWindow::openDocument(QString path, int num)
{
QSettings settings;
QString command = settings.value("pdfviewer").toString();
if(path.endsWith(".pdf") && command != "" && command.contains("%p") && command.contains("%f"))
{
QStringList splitted = command.split(" ");
if(splitted.size() > 1)
{
QString cmd = splitted[0];
QStringList args = splitted.mid(1);
args.replaceInStrings("%f", path);
args.replaceInStrings("%p", QString::number(num));
QProcess::startDetached(cmd, args);
}
}
else
{
QDesktopServices::openUrl(QUrl::fromLocalFile(path));
}
}
void MainWindow::openFile(QString path)
{
QDesktopServices::openUrl(QUrl::fromLocalFile(path));
}
void MainWindow::treeSearchItemActivated(QTreeWidgetItem *item, int i)
{
openFile(item->text(1));
}
void MainWindow::showSearchResultsContextMenu(const QPoint &point)
{
QTreeWidgetItem *item = ui->treeResultsList->itemAt(point);
if(item == nullptr)
{
return;
}
QFileInfo pathinfo(item->text(1));
QMenu menu("SearchResults", this);
createSearchResultMenu(menu, pathinfo);
menu.exec(QCursor::pos());
}
MainWindow::~MainWindow()
{
syncerThread.terminate();
ipcClientThread.terminate();
delete this->indexSyncer;
delete this->dbService;
delete this->dbFactory;
delete this->indexer;
delete ui;
}
void MainWindow::closeEvent(QCloseEvent *event)
{
QStringList list = this->searchHistory.toList();
QSettings settings;
settings.setValue(SETTINGS_KEY_SEARCHHISTORY, list);
settings.sync();
}