#ifndef lint
static char rcsid[] = "@(#$Id: rclmain_w.cpp,v 1.57 2008-10-13 07:57:12 dockes Exp $ (C) 2005 J.F.Dockes";
#endif
/*
* 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) any later version.
*
* 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, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "autoconfig.h"
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <fcntl.h>
#include <regex.h>
#include <utility>
#ifndef NO_NAMESPACES
using std::pair;
#endif /* NO_NAMESPACES */
#include <qapplication.h>
#include <qmessagebox.h>
#include <qfiledialog.h>
#include <qshortcut.h>
#include <qtabwidget.h>
#include <qtimer.h>
#include <qstatusbar.h>
#include <qwindowdefs.h>
#include <qcheckbox.h>
#include <qfontdialog.h>
#include <qspinbox.h>
#include <qcombobox.h>
#include <qtextbrowser.h>
#include <qlineedit.h>
#include <qaction.h>
#include <qpushbutton.h>
#include <qimage.h>
#include <qapplication.h>
#include <qcursor.h>
#include <qevent.h>
#include "recoll.h"
#include "debuglog.h"
#include "mimehandler.h"
#include "pathut.h"
#include "smallut.h"
#include "advsearch_w.h"
#include "sortseq.h"
#include "uiprefs_w.h"
#include "guiutils.h"
#include "reslist.h"
#include "transcode.h"
#include "refcntr.h"
#include "ssearch_w.h"
#include "execmd.h"
#include "internfile.h"
#include "docseqdb.h"
#include "docseqhist.h"
#include "confguiindex.h"
#include "restable.h"
using namespace confgui;
#include "rclmain_w.h"
#include "rclhelp.h"
#include "moc_rclmain_w.cpp"
extern "C" int XFlush(void *);
QString g_stringAllStem, g_stringNoStem;
static const QKeySequence quitKeySeq("Ctrl+q");
void RclMain::init()
{
// This is just to get the common catg strings into the message file
static const char* catg_strings[] = {
QT_TR_NOOP("All"), QT_TR_NOOP("media"), QT_TR_NOOP("message"),
QT_TR_NOOP("other"), QT_TR_NOOP("presentation"),
QT_TR_NOOP("spreadsheet"), QT_TR_NOOP("text"),
QT_TR_NOOP("sorted"), QT_TR_NOOP("filtered")
};
DocSource::set_translations((const char *)tr("sorted").toUtf8(),
(const char *)tr("filtered").toUtf8());
curPreview = 0;
asearchform = 0;
uiprefs = 0;
indexConfig = 0;
spellform = 0;
m_idxStatusAck = false;
periodictimer = new QTimer(this);
// At least some versions of qt4 don't display the status bar if
// it's not created here.
(void)statusBar();
(void)new HelpClient(this);
HelpClient::installMap((const char *)this->objectName().toUtf8(), "RCL.SEARCH.SIMPLE");
// Set the focus to the search terms entry:
sSearch->queryText->setFocus();
// Stemming language menu
g_stringNoStem = tr("(no stemming)");
g_stringAllStem = tr("(all languages)");
m_idNoStem = preferencesMenu->addAction(g_stringNoStem);
m_stemLangToId[g_stringNoStem] = m_idNoStem;
m_idAllStem = preferencesMenu->addAction(g_stringAllStem);
m_stemLangToId[g_stringAllStem] = m_idAllStem;
// Can't get the stemming languages from the db at this stage as
// db not open yet (the case where it does not even exist makes
// things complicated). So get the languages from the config
// instead
string slangs;
list<string> langs;
if (rclconfig->getConfParam("indexstemminglanguages", slangs)) {
stringToStrings(slangs, langs);
} else {
QMessageBox::warning(0, "Recoll",
tr("error retrieving stemming languages"));
}
QAction *curid = prefs.queryStemLang == "ALL" ? m_idAllStem : m_idNoStem;
QAction *id;
for (list<string>::const_iterator it = langs.begin();
it != langs.end(); it++) {
QString qlang = QString::fromAscii(it->c_str(), it->length());
id = preferencesMenu->addAction(qlang);
m_stemLangToId[qlang] = id;
if (prefs.queryStemLang == qlang) {
curid = id;
}
}
curid->setChecked(true);
// Toolbar+combobox version of the category selector
QComboBox *catgCMB = 0;
if (prefs.catgToolBar) {
QToolBar *catgToolBar = new QToolBar(this);
catgCMB = new QComboBox(catgToolBar);
catgCMB->setEditable(FALSE);
catgCMB->addItem(tr("All"));
catgToolBar->setObjectName(QString::fromUtf8("catgToolBar"));
catgCMB->setToolTip(tr("Document category filter"));
catgToolBar->addWidget(catgCMB);
this->addToolBar(Qt::TopToolBarArea, catgToolBar);
}
// Document categories buttons
QHBoxLayout *bgrphbox = new QHBoxLayout(catgBGRP);
QButtonGroup *bgrp = new QButtonGroup(catgBGRP);
bgrphbox->addWidget(allRDB);
int bgrpid = 0;
bgrp->addButton(allRDB, bgrpid++);
connect(bgrp, SIGNAL(buttonClicked(int)), this, SLOT(catgFilter(int)));
allRDB->setChecked(true);
list<string> cats;
rclconfig->getMimeCategories(cats);
// Text for button 0 is not used. Next statement just avoids unused
// variable compiler warning for catg_strings
m_catgbutvec.push_back(catg_strings[0]);
for (list<string>::const_iterator it = cats.begin();
it != cats.end(); it++) {
QRadioButton *but = new QRadioButton(catgBGRP);
QString catgnm = QString::fromUtf8(it->c_str(), it->length());
m_catgbutvec.push_back(*it);
but->setText(tr(catgnm.toUtf8()));
if (prefs.catgToolBar && catgCMB)
catgCMB->addItem(tr(catgnm.toUtf8()));
bgrphbox->addWidget(but);
bgrp->addButton(but, bgrpid++);
}
catgBGRP->setLayout(bgrphbox);
if (prefs.catgToolBar)
catgBGRP->hide();
sSearch->queryText->installEventFilter(this);
if (prefs.keepSort && prefs.sortActive) {
if (prefs.sortDesc)
actionSortByDateDesc->setChecked(true);
else
actionSortByDateAsc->setChecked(true);
onSortCtlChanged();
}
restable = new ResTable(this);
verticalLayout->insertWidget(2, restable);
actionShowResultsAsTable->setChecked(prefs.showResultsAsTable);
on_actionShowResultsAsTable_toggled(prefs.showResultsAsTable);
// Must not do this when restable is a child of rclmain
// sc = new QShortcut(quitKeySeq, restable);
// connect(sc, SIGNAL (activated()), this, SLOT (fileExit()));
// A shortcut to get the focus back to the search entry.
QKeySequence seq("Ctrl+Shift+s");
QShortcut *sc = new QShortcut(seq, this);
connect(sc, SIGNAL (activated()),
this, SLOT (focusToSearch()));
connect(sSearch, SIGNAL(startSearch(RefCntr<Rcl::SearchData>)),
this, SLOT(startSearch(RefCntr<Rcl::SearchData>)));
connect(sSearch, SIGNAL(clearSearch()),
this, SLOT(resetSearch()));
connect(preferencesMenu, SIGNAL(triggered(QAction*)),
this, SLOT(setStemLang(QAction*)));
connect(preferencesMenu, SIGNAL(aboutToShow()),
this, SLOT(adjustPrefsMenu()));
connect(fileExitAction, SIGNAL(activated() ),
this, SLOT(fileExit() ) );
connect(fileToggleIndexingAction, SIGNAL(activated()),
this, SLOT(toggleIndexing()));
connect(fileEraseDocHistoryAction, SIGNAL(activated()),
this, SLOT(eraseDocHistory()));
connect(helpAbout_RecollAction, SIGNAL(activated()),
this, SLOT(showAboutDialog()));
connect(showMissingHelpers_Action, SIGNAL(activated()),
this, SLOT(showMissingHelpers()));
connect(userManualAction, SIGNAL(activated()),
this, SLOT(startManual()));
connect(toolsDoc_HistoryAction, SIGNAL(activated()),
this, SLOT(showDocHistory()));
connect(toolsAdvanced_SearchAction, SIGNAL(activated()),
this, SLOT(showAdvSearchDialog()));
connect(toolsSpellAction, SIGNAL(activated()),
this, SLOT(showSpellDialog()));
connect(indexConfigAction, SIGNAL(activated()),
this, SLOT(showIndexConfig()));
connect(queryPrefsAction, SIGNAL(activated()),
this, SLOT(showUIPrefs()));
connect(extIdxAction, SIGNAL(activated()),
this, SLOT(showExtIdxDialog()));
if (prefs.catgToolBar && catgCMB)
connect(catgCMB, SIGNAL(activated(int)),
this, SLOT(catgFilter(int)));
connect(toggleFullScreenAction, SIGNAL(activated()),
this, SLOT(toggleFullScreen()));
connect(actionShowQueryDetails, SIGNAL(activated()),
this, SLOT(showQueryDetails()));
connect(periodictimer, SIGNAL(timeout()),
this, SLOT(periodic100()));
connect(this, SIGNAL(docSourceChanged(RefCntr<DocSequence>)),
restable, SLOT(setDocSource(RefCntr<DocSequence>)));
connect(this, SIGNAL(searchReset()),
restable, SLOT(resetSource()));
connect(this, SIGNAL(applyFiltSortData()),
restable, SLOT(readDocSource()));
connect(this, SIGNAL(sortDataChanged(DocSeqSortSpec)),
restable, SLOT(onSortDataChanged(DocSeqSortSpec)));
connect(restable->getModel(), SIGNAL(sortDataChanged(DocSeqSortSpec)),
this, SLOT(onResTableSortBy(DocSeqSortSpec)));
connect(restable, SIGNAL(docEditClicked(Rcl::Doc)),
this, SLOT(startNativeViewer(Rcl::Doc)));
connect(restable, SIGNAL(docPreviewClicked(int, Rcl::Doc, int)),
this, SLOT(startPreview(int, Rcl::Doc, int)));
connect(this, SIGNAL(docSourceChanged(RefCntr<DocSequence>)),
reslist, SLOT(setDocSource(RefCntr<DocSequence>)));
connect(firstPageAction, SIGNAL(activated()),
reslist, SLOT(resultPageFirst()));
connect(prevPageAction, SIGNAL(activated()),
reslist, SLOT(resPageUpOrBack()));
connect(nextPageAction, SIGNAL(activated()),
reslist, SLOT(resPageDownOrNext()));
connect(this, SIGNAL(searchReset()),
reslist, SLOT(resetList()));
connect(this, SIGNAL(sortDataChanged(DocSeqSortSpec)),
reslist, SLOT(setSortParams(DocSeqSortSpec)));
connect(this, SIGNAL(filtDataChanged(DocSeqFiltSpec)),
reslist, SLOT(setFilterParams(DocSeqFiltSpec)));
connect(this, SIGNAL(applyFiltSortData()),
reslist, SLOT(readDocSource()));
connect(reslist, SIGNAL(hasResults(int)),
this, SLOT(resultCount(int)));
connect(reslist, SIGNAL(docExpand(Rcl::Doc)),
this, SLOT(docExpand(Rcl::Doc)));
connect(reslist, SIGNAL(wordSelect(QString)),
sSearch, SLOT(addTerm(QString)));
connect(reslist, SIGNAL(nextPageAvailable(bool)),
this, SLOT(enableNextPage(bool)));
connect(reslist, SIGNAL(prevPageAvailable(bool)),
this, SLOT(enablePrevPage(bool)));
connect(reslist, SIGNAL(docEditClicked(Rcl::Doc)),
this, SLOT(startNativeViewer(Rcl::Doc)));
connect(reslist, SIGNAL(docSaveToFileClicked(Rcl::Doc)),
this, SLOT(saveDocToFile(Rcl::Doc)));
connect(reslist, SIGNAL(editRequested(Rcl::Doc)),
this, SLOT(startNativeViewer(Rcl::Doc)));
connect(reslist, SIGNAL(docPreviewClicked(int, Rcl::Doc, int)),
this, SLOT(startPreview(int, Rcl::Doc, int)));
connect(reslist, SIGNAL(previewRequested(Rcl::Doc)),
this, SLOT(startPreview(Rcl::Doc)));
connect(reslist, SIGNAL(headerClicked()),
this, SLOT(showQueryDetails()));
// Start timer on a slow period (used for checking ^C). Will be
// speeded up during indexing
periodictimer->start(1000);
}
void RclMain::resultCount(int n)
{
actionSortByDateAsc->setEnabled(n>0);
actionSortByDateDesc->setEnabled(n>0);
}
// This is called by a timer right after we come up. Try to open
// the database and talk to the user if we can't
void RclMain::initDbOpen()
{
bool needindexconfig = false;
bool nodb = false;
string reason;
if (!maybeOpenDb(reason)) {
nodb = true;
switch (QMessageBox::
question
(this, "Recoll",
qApp->translate("Main", "Could not open database in ") +
QString::fromLocal8Bit(rclconfig->getDbDir().c_str()) +
qApp->translate("Main",
".\n"
"Click Cancel if you want to edit the configuration file before indexing starts, or Ok to let it proceed."),
"Ok", "Cancel", 0, 0)) {
case 0: // Ok: indexing is going to start.
start_indexing(true);
break;
case 1: // Cancel
needindexconfig = true;
break;
}
}
if (needindexconfig) {
startIndexingAfterConfig = 1;
showIndexConfig();
} else {
if (prefs.startWithAdvSearchOpen)
showAdvSearchDialog();
// If we have something in the search entry, it comes from a
// command line argument
if (!nodb && sSearch->hasSearchString())
QTimer::singleShot(0, sSearch, SLOT(startSimpleSearch()));
}
}
void RclMain::focusToSearch()
{
LOGDEB(("Giving focus to sSearch\n"));
sSearch->queryText->setFocus(Qt::ShortcutFocusReason);
}
void RclMain::setStemLang(QAction *id)
{
LOGDEB(("RclMain::setStemLang(%d)\n", id));
// Check that the menu entry is for a stemming language change
// (might also be "show prefs" etc.
bool isLangId = false;
for (map<QString, QAction*>::const_iterator it = m_stemLangToId.begin();
it != m_stemLangToId.end(); it++) {
if (id == it->second)
isLangId = true;
}
if (!isLangId)
return;
// Set the "checked" item state for lang entries
for (map<QString, QAction*>::const_iterator it = m_stemLangToId.begin();
it != m_stemLangToId.end(); it++) {
(it->second)->setChecked(false);
}
id->setChecked(true);
// Retrieve language value (also handle special cases), set prefs,
// notify that we changed
QString lang;
if (id == m_idNoStem) {
lang = "";
} else if (id == m_idAllStem) {
lang = "ALL";
} else {
lang = id->text();
}
prefs.queryStemLang = lang;
LOGDEB(("RclMain::setStemLang(%d): lang [%s]\n",
id, (const char *)prefs.queryStemLang.toAscii()));
rwSettings(true);
emit stemLangChanged(lang);
}
// Set the checked stemming language item before showing the prefs menu
void RclMain::setStemLang(const QString& lang)
{
LOGDEB(("RclMain::setStemLang(%s)\n", (const char *)lang.toAscii()));
QAction *id;
if (lang == "") {
id = m_idNoStem;
} else if (lang == "ALL") {
id = m_idAllStem;
} else {
map<QString, QAction*>::iterator it = m_stemLangToId.find(lang);
if (it == m_stemLangToId.end())
return;
id = it->second;
}
for (map<QString, QAction*>::const_iterator it = m_stemLangToId.begin();
it != m_stemLangToId.end(); it++) {
(it->second)->setChecked(false);
}
id->setChecked(true);
}
// Prefs menu about to show
void RclMain::adjustPrefsMenu()
{
setStemLang(prefs.queryStemLang);
}
void RclMain::closeEvent( QCloseEvent * )
{
fileExit();
}
// We also want to get rid of the advanced search form and previews
// when we exit (not our children so that it's not systematically
// created over the main form).
bool RclMain::close()
{
LOGDEB(("RclMain::close\n"));
fileExit();
return false;
}
void RclMain::fileExit()
{
LOGDEB(("RclMain: fileExit\n"));
m_tempfiles.clear();
// Don't save geometry if we're currently fullscreened
if (!isFullScreen()) {
prefs.mainwidth = width();
prefs.mainheight = height();
}
restable->saveColState();
prefs.ssearchTyp = sSearch->searchTypCMB->currentIndex();
if (asearchform)
delete asearchform;
// We'd prefer to do this in the exit handler, but it's apparently to late
// and some of the qt stuff is already dead at this point?
LOGDEB2(("RclMain::fileExit() : stopping idx thread\n"));
stop_idxthread();
// Let the exit handler clean up the rest (internal recoll stuff).
exit(0);
}
// This is called by a periodic timer to check the status of the
// indexing thread and a possible need to exit
void RclMain::periodic100()
{
static int toggle = 0;
// Check if indexing thread done
if (idxthread_getStatus() != IDXTS_NULL) {
// Indexing is stopped
fileToggleIndexingAction->setText(tr("Update &Index"));
fileToggleIndexingAction->setEnabled(TRUE);
if (m_idxStatusAck == false) {
m_idxStatusAck = true;
if (idxthread_getStatus() != IDXTS_OK) {
if (idxthread_idxInterrupted()) {
QMessageBox::warning(0, "Recoll",
tr("Indexing interrupted"));
} else {
QMessageBox::warning(0, "Recoll",
QString::fromAscii(idxthread_getReason().c_str()));
}
}
// Make sure we reopen the db to get the results. If there
// is current search data, we should reset it else things
// are inconsistent (ie: applying sort will fail. But we
// don't like erasing results while the user may be
// looking at them either). Fixing this would be
// relatively complicated (keep an open/close gen number
// and check this / restart query in DocSeqDb() ?)
string reason;
maybeOpenDb(reason, 1);
periodictimer->setInterval(1000);
}
} else {
// Indexing is running
m_idxStatusAck = false;
fileToggleIndexingAction->setText(tr("Stop &Indexing"));
fileToggleIndexingAction->setEnabled(TRUE);
periodictimer->setInterval(100);
// The toggle thing is for the status to flash
if (toggle < 9) {
QString msg = tr("Indexing in progress: ");
DbIxStatus status = idxthread_idxStatus();
QString phs;
switch (status.phase) {
case DbIxStatus::DBIXS_FILES: phs=tr("Files");break;
case DbIxStatus::DBIXS_PURGE: phs=tr("Purge");break;
case DbIxStatus::DBIXS_STEMDB: phs=tr("Stemdb");break;
case DbIxStatus::DBIXS_CLOSING:phs=tr("Closing");break;
default: phs=tr("Unknown");break;
}
msg += phs + " ";
if (status.phase == DbIxStatus::DBIXS_FILES) {
char cnts[100];
if (status.dbtotdocs>0)
sprintf(cnts,"(%d/%d) ",status.docsdone, status.dbtotdocs);
else
sprintf(cnts, "(%d) ", status.docsdone);
msg += QString::fromAscii(cnts) + " ";
}
string mf;int ecnt = 0;
string fcharset = rclconfig->getDefCharset(true);
if (!transcode(status.fn, mf, fcharset, "UTF-8", &ecnt) || ecnt) {
mf = url_encode(status.fn, 0);
}
msg += QString::fromUtf8(mf.c_str());
statusBar()->showMessage(msg, 4000);
} else if (toggle == 9) {
statusBar()->showMessage("");
}
if (++toggle >= 10)
toggle = 0;
}
if (recollNeedsExit)
fileExit();
}
// This gets called when the indexing action is activated. It starts
// the requested action, and disables the menu entry. This will be
// re-enabled by the indexing status check
void RclMain::toggleIndexing()
{
if (idxthread_getStatus() == IDXTS_NULL) {
// Indexing was in progress, stop it
stop_indexing();
periodictimer->setInterval(1000);
fileToggleIndexingAction->setText(tr("Update &Index"));
} else {
start_indexing(false);
periodictimer->setInterval(100);
fileToggleIndexingAction->setText(tr("Stop &Indexing"));
}
fileToggleIndexingAction->setEnabled(FALSE);
}
// Start a db query and set the reslist docsource
void RclMain::startSearch(RefCntr<Rcl::SearchData> sdata)
{
LOGDEB(("RclMain::startSearch. Indexing %s\n",
idxthread_getStatus() == IDXTS_NULL?"on":"off"));
emit searchReset();
m_source = RefCntr<DocSequence>();
// The db may have been closed at the end of indexing
string reason;
// If indexing is being performed, we reopen the db at each query.
if (!maybeOpenDb(reason, idxthread_getStatus() == IDXTS_NULL)) {
QMessageBox::critical(0, "Recoll", QString(reason.c_str()));
return;
}
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
string stemLang = (const char *)prefs.queryStemLang.toAscii();
if (stemLang == "ALL") {
rclconfig->getConfParam("indexstemminglanguages", stemLang);
}
sdata->setStemlang(stemLang);
Rcl::Query *query = new Rcl::Query(rcldb);
query->setCollapseDuplicates(prefs.collapseDuplicates);
if (!query || !query->setQuery(sdata)) {
QMessageBox::warning(0, "Recoll", tr("Can't start query: ") +
QString::fromAscii(query->getReason().c_str()));
QApplication::restoreOverrideCursor();
return;
}
curPreview = 0;
DocSequenceDb *src =
new DocSequenceDb(RefCntr<Rcl::Query>(query),
string(tr("Query results").toUtf8()), sdata);
src->setAbstractParams(prefs.queryBuildAbstract,
prefs.queryReplaceAbstract);
m_source = RefCntr<DocSequence>(src);
emit docSourceChanged(m_source);
emit sortDataChanged(m_sortspec);
emit filtDataChanged(m_filtspec);
emit applyFiltSortData();
QApplication::restoreOverrideCursor();
}
void RclMain::resetSearch()
{
emit searchReset();
}
// Open advanced search dialog.
void RclMain::showAdvSearchDialog()
{
if (asearchform == 0) {
asearchform = new AdvSearch(0);
connect(new QShortcut(quitKeySeq, asearchform), SIGNAL (activated()),
this, SLOT (fileExit()));
connect(asearchform, SIGNAL(startSearch(RefCntr<Rcl::SearchData>)),
this, SLOT(startSearch(RefCntr<Rcl::SearchData>)));
asearchform->show();
} else {
// Close and reopen, in hope that makes us visible...
asearchform->close();
asearchform->show();
}
}
void RclMain::showSpellDialog()
{
if (spellform == 0) {
spellform = new SpellW(0);
connect(new QShortcut(quitKeySeq, spellform), SIGNAL (activated()),
this, SLOT (fileExit()));
connect(spellform, SIGNAL(wordSelect(QString)),
sSearch, SLOT(addTerm(QString)));
spellform->show();
} else {
// Close and reopen, in hope that makes us visible...
spellform->close();
spellform->show();
}
}
void RclMain::showIndexConfig()
{
LOGDEB(("showIndexConfig()\n"));
if (indexConfig == 0) {
indexConfig = new ConfIndexW(0, rclconfig);
connect(new QShortcut(quitKeySeq, indexConfig), SIGNAL (activated()),
this, SLOT (fileExit()));
} else {
// Close and reopen, in hope that makes us visible...
indexConfig->close();
}
indexConfig->show();
}
void RclMain::showUIPrefs()
{
if (uiprefs == 0) {
uiprefs = new UIPrefsDialog(0);
connect(new QShortcut(quitKeySeq, uiprefs), SIGNAL (activated()),
this, SLOT (fileExit()));
connect(uiprefs, SIGNAL(uiprefsDone()), this, SLOT(setUIPrefs()));
connect(this, SIGNAL(stemLangChanged(const QString&)),
uiprefs, SLOT(setStemLang(const QString&)));
} else {
// Close and reopen, in hope that makes us visible...
uiprefs->close();
}
uiprefs->show();
}
void RclMain::showExtIdxDialog()
{
if (uiprefs == 0) {
uiprefs = new UIPrefsDialog(0);
connect(new QShortcut(quitKeySeq, uiprefs), SIGNAL (activated()),
this, SLOT (fileExit()));
connect(uiprefs, SIGNAL(uiprefsDone()), this, SLOT(setUIPrefs()));
} else {
// Close and reopen, in hope that makes us visible...
uiprefs->close();
}
uiprefs->tabWidget->setCurrentIndex(2);
uiprefs->show();
}
void RclMain::showAboutDialog()
{
string vstring = Rcl::version_string() +
string("<br> http://www.recoll.org") +
string("<br> http://www.xapian.org");
QMessageBox::information(this, tr("About Recoll"), vstring.c_str());
}
void RclMain::showMissingHelpers()
{
string miss = rclconfig->getMissingHelperDesc();
QString msg = tr("External applications/commands needed and not found "
"for indexing your file types:\n\n");
if (!miss.empty()) {
msg += QString::fromUtf8(miss.c_str());
} else {
msg += tr("No helpers found missing");
}
QMessageBox::information(this, tr("Missing helper programs"), msg);
}
// If a preview (toplevel) window gets closed by the user, we need to
// clean up because there is no way to reopen it. And check the case
// where the current one is closed
void RclMain::previewClosed(Preview *w)
{
LOGDEB(("RclMain::previewClosed(%p)\n", w));
if (w == curPreview) {
LOGDEB(("Active preview closed\n"));
curPreview = 0;
} else {
LOGDEB(("Old preview closed\n"));
}
delete w;
}
/**
* Open a preview window for a given document, or load it into new tab of
* existing window.
*
* @param docnum db query index
* @param mod keyboards modifiers like ControlButton, ShiftButton
*/
void RclMain::startPreview(int docnum, Rcl::Doc doc, int mod)
{
LOGDEB(("startPreview(%d, doc, %d)\n", docnum, mod));
if (mod & Qt::ShiftModifier) {
// User wants new preview window
curPreview = 0;
}
if (curPreview == 0) {
HiliteData hdata;
reslist->getTerms(hdata.terms, hdata.groups, hdata.gslks);
curPreview = new Preview(reslist->listId(), hdata);
if (curPreview == 0) {
QMessageBox::warning(0, tr("Warning"),
tr("Can't create preview window"),
QMessageBox::Ok,
QMessageBox::NoButton);
return;
}
connect(new QShortcut(quitKeySeq, curPreview), SIGNAL (activated()),
this, SLOT (fileExit()));
connect(curPreview, SIGNAL(previewClosed(Preview *)),
this, SLOT(previewClosed(Preview *)));
connect(curPreview, SIGNAL(wordSelect(QString)),
sSearch, SLOT(addTerm(QString)));
connect(curPreview, SIGNAL(showNext(Preview *, int, int)),
this, SLOT(previewNextInTab(Preview *, int, int)));
connect(curPreview, SIGNAL(showPrev(Preview *, int, int)),
this, SLOT(previewPrevInTab(Preview *, int, int)));
connect(curPreview, SIGNAL(previewExposed(Preview *, int, int)),
this, SLOT(previewExposed(Preview *, int, int)));
curPreview->setWindowTitle(getQueryDescription());
curPreview->show();
}
curPreview->makeDocCurrent(doc, docnum);
}
/**
* Open a preview window for a given document, no linking to result list
*
* This is used to show ie parent documents, which have no corresponding
* entry in the result list.
*
*/
void RclMain::startPreview(Rcl::Doc doc)
{
Preview *preview = new Preview(0, HiliteData());
if (preview == 0) {
QMessageBox::warning(0, tr("Warning"),
tr("Can't create preview window"),
QMessageBox::Ok,
QMessageBox::NoButton);
return;
}
connect(new QShortcut(quitKeySeq, preview), SIGNAL (activated()),
this, SLOT (fileExit()));
connect(preview, SIGNAL(wordSelect(QString)),
sSearch, SLOT(addTerm(QString)));
preview->show();
preview->makeDocCurrent(doc, 0);
}
// Show next document from result list in current preview tab
void RclMain::previewNextInTab(Preview * w, int sid, int docnum)
{
previewPrevOrNextInTab(w, sid, docnum, true);
}
// Show previous document from result list in current preview tab
void RclMain::previewPrevInTab(Preview * w, int sid, int docnum)
{
previewPrevOrNextInTab(w, sid, docnum, false);
}
// Combined next/prev from result list in current preview tab
void RclMain::previewPrevOrNextInTab(Preview * w, int sid, int docnum, bool nxt)
{
LOGDEB(("RclMain::previewNextInTab sid %d docnum %d, listId %d\n",
sid, docnum, reslist->listId()));
if (w == 0) // ??
return;
if (sid != reslist->listId()) {
QMessageBox::warning(0, "Recoll",
tr("This search is not active any more"));
return;
}
if (nxt)
docnum++;
else
docnum--;
if (docnum < 0 || m_source.isNull() || docnum >= m_source->getResCnt()) {
QApplication::beep();
return;
}
Rcl::Doc doc;
if (!reslist->getDoc(docnum, doc)) {
QMessageBox::warning(0, "Recoll",
tr("Cannot retrieve document info from database"));
return;
}
w->makeDocCurrent(doc, docnum, true);
}
// Preview tab exposed: if the preview comes from the currently
// displayed result list, tell reslist (to color the paragraph)
void RclMain::previewExposed(Preview *, int sid, int docnum)
{
LOGDEB2(("RclMain::previewExposed: sid %d docnum %d, m_sid %d\n",
sid, docnum, reslist->listId()));
if (sid != reslist->listId()) {
return;
}
reslist->previewExposed(docnum);
}
void RclMain::onSortCtlChanged()
{
if (m_sortspecnochange)
return;
LOGDEB(("RclMain::onCtlDataChanged()\n"));
m_sortspec.reset();
if (actionSortByDateAsc->isChecked()) {
m_sortspec.field = "mtime";
m_sortspec.desc = false;
prefs.sortActive = true;
prefs.sortDesc = false;
} else if (actionSortByDateDesc->isChecked()) {
m_sortspec.field = "mtime";
m_sortspec.desc = true;
prefs.sortActive = true;
prefs.sortDesc = true;
} else {
prefs.sortActive = prefs.sortDesc = false;
}
LOGDEB(("RclMain::onCtlDataChanged(): emitting change signals\n"));
emit sortDataChanged(m_sortspec);
emit applyFiltSortData();
}
void RclMain::onResTableSortBy(DocSeqSortSpec spec)
{
m_sortspecnochange = true;
if (spec.field.compare("mtime")) {
actionSortByDateDesc->setChecked(false);
actionSortByDateAsc->setChecked(false);
} else {
actionSortByDateDesc->setChecked(spec.desc);
actionSortByDateAsc->setChecked(!spec.desc);
}
m_sortspecnochange = false;
m_sortspec = spec;
emit applyFiltSortData();
}
void RclMain::on_actionShowResultsAsTable_toggled(bool on)
{
LOGDEB(("RclMain::on_actionShowResultsAsTable_toggled(%d)\n", int(on)));
prefs.showResultsAsTable = on;
if (on) {
restable->show();
reslist->hide();
} else {
restable->hide();
reslist->show();
}
}
void RclMain::on_actionSortByDateAsc_toggled(bool on)
{
LOGDEB(("RclMain::on_actionSortByDateAsc_toggled(%d)\n", int(on)));
if (on) {
if (actionSortByDateDesc->isChecked()) {
actionSortByDateDesc->setChecked(false);
// Let our buddy work.
return;
}
}
onSortCtlChanged();
}
void RclMain::on_actionSortByDateDesc_toggled(bool on)
{
LOGDEB(("RclMain::on_actionSortByDateDesc_toggled(%d)\n", int(on)));
if (on) {
if (actionSortByDateAsc->isChecked()) {
actionSortByDateAsc->setChecked(false);
// Let our buddy work.
return;
}
}
onSortCtlChanged();
}
void RclMain::saveDocToFile(Rcl::Doc doc)
{
QString s =
QFileDialog::getSaveFileName(this, //parent
tr("Save file"),
QString::fromLocal8Bit(path_home().c_str())
);
string tofile((const char *)s.toLocal8Bit());
TempFile temp; // not used
if (!FileInterner::idocToFile(temp, tofile, rclconfig, doc)) {
QMessageBox::warning(0, "Recoll",
tr("Cannot extract document or create "
"temporary file"));
return;
}
}
/* Look for html browser. We make a special effort for html because it's
* used for reading help */
static bool lookForHtmlBrowser(string &exefile)
{
static const char *htmlbrowserlist =
"opera google-chrome konqueror firefox mozilla netscape epiphany";
vector<string> blist;
stringToTokens(htmlbrowserlist, blist, " ");
const char *path = getenv("PATH");
if (path == 0)
path = "/bin:/usr/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/local/bin";
// Look for each browser
for (vector<string>::const_iterator bit = blist.begin();
bit != blist.end(); bit++) {
if (ExecCmd::which(*bit, exefile, path))
return true;
}
exefile.clear();
return false;
}
// Convert to file path if url is like file://
static string fileurltolocalpath(string url)
{
if (url.find("file://") == 0)
url = url.substr(7, string::npos);
else
return string();
string::size_type pos;
if ((pos = url.find_last_of("#")) != string::npos) {
url.erase(pos);
}
return url;
}
void RclMain::startNativeViewer(Rcl::Doc doc)
{
// Look for appropriate viewer
string cmdplusattr;
if (prefs.useDesktopOpen) {
cmdplusattr = rclconfig->getMimeViewerDef("application/x-all", "");
} else {
string apptag;
map<string,string>::const_iterator it;
if ((it = doc.meta.find(Rcl::Doc::keyapptg)) != doc.meta.end())
apptag = it->second;
cmdplusattr = rclconfig->getMimeViewerDef(doc.mimetype, apptag);
}
if (cmdplusattr.empty()) {
QMessageBox::warning(0, "Recoll",
tr("No external viewer configured for mime type [")
+ doc.mimetype.c_str() + "]");
return;
}
// Extract possible viewer attributes
ConfSimple attrs;
string cmd;
rclconfig->valueSplitAttributes(cmdplusattr, cmd, attrs);
bool ignoreipath = false;
if (attrs.get("ignoreipath", cmdplusattr))
ignoreipath = stringToBool(cmdplusattr);
// Split the command line
list<string> lcmd;
if (!stringToStrings(cmd, lcmd)) {
QMessageBox::warning(0, "Recoll",
tr("Bad viewer command line for %1: [%2]\n"
"Please check the mimeconf file")
.arg(QString::fromAscii(doc.mimetype.c_str()))
.arg(QString::fromLocal8Bit(cmd.c_str())));
return;
}
// Look for the command to execute in the exec path and the filters
// directory
string cmdpath;
if (!ExecCmd::which(lcmd.front(), cmdpath)) {
cmdpath = rclconfig->findFilter(lcmd.front());
// findFilter returns its input param if the filter is not in
// the normal places. As we already looked in the path, we
// have no use for a simple command name here (as opposed to
// mimehandler which will just let execvp do its thing). Erase
// cmdpath so that the user dialog will be started further
// down.
if (!cmdpath.compare(lcmd.front()))
cmdpath.erase();
// Specialcase text/html because of the help browser need
if (cmdpath.empty() && !doc.mimetype.compare("text/html")) {
if (lookForHtmlBrowser(cmdpath)) {
lcmd.clear();
lcmd.push_back(cmdpath);
lcmd.push_back("%u");
}
}
}
// Command not found: start the user dialog to help find another one:
if (cmdpath.empty()) {
QString mt = QString::fromAscii(doc.mimetype.c_str());
QString message = tr("The viewer specified in mimeview for %1: %2"
" is not found.\nDo you want to start the "
" preferences dialog ?")
.arg(mt).arg(QString::fromLocal8Bit(lcmd.front().c_str()));
switch(QMessageBox::warning(0, "Recoll", message,
"Yes", "No", 0, 0, 1)) {
case 0:
showUIPrefs();
if (uiprefs)
uiprefs->showViewAction(mt);
break;
case 1:
break;
}
// The user will have to click on the link again to try the
// new command.
return;
}
// We may need a temp file, or not, depending on the command
// arguments and the fact that this is a subdoc or not.
bool wantsipath = (cmd.find("%i") != string::npos) || ignoreipath;
bool wantsfile = cmd.find("%f") != string::npos;
bool istempfile = false;
string fn = fileurltolocalpath(doc.url);
string orgfn = fn;
string url = doc.url;
// If the command wants a file but this is not a file url, or
// there is an ipath that it won't understand, we need a temp file:
rclconfig->setKeyDir(path_getfather(fn));
if ((wantsfile && fn.empty()) || (!wantsipath && !doc.ipath.empty())) {
TempFile temp;
if (!FileInterner::idocToFile(temp, string(), rclconfig, doc)) {
QMessageBox::warning(0, "Recoll",
tr("Cannot extract document or create "
"temporary file"));
return;
}
istempfile = true;
m_tempfiles.push_back(temp);
fn = temp->filename();
url = string("file://") + fn;
}
// If using an actual file, check that it exists, and if it is
// compressed, we may need an uncompressed version
if (!fn.empty() && rclconfig->mimeViewerNeedsUncomp(doc.mimetype)) {
if (access(fn.c_str(), R_OK) != 0) {
QMessageBox::warning(0, "Recoll",
tr("Can't access file: ") +
QString::fromLocal8Bit(fn.c_str()));
return;
}
TempFile temp;
if (FileInterner::isCompressed(fn, rclconfig)) {
if (!FileInterner::maybeUncompressToTemp(temp, fn, rclconfig,
doc)) {
QMessageBox::warning(0, "Recoll",
tr("Can't uncompress file: ") +
QString::fromLocal8Bit(fn.c_str()));
return;
}
}
if (!temp.isNull()) {
m_tempfiles.push_back(temp);
fn = temp->filename();
url = string("file://") + fn;
}
}
// Get rid of the command name. lcmd is now argv[1...n]
lcmd.pop_front();
// Substitute %xx inside arguments
string efftime;
if (!doc.dmtime.empty() || !doc.fmtime.empty()) {
efftime = doc.dmtime.empty() ? doc.fmtime : doc.dmtime;
} else {
efftime = "0";
}
// Try to keep the letters used more or less consistent with the reslist
// paragraph format.
map<string, string> subs;
subs["D"] = efftime;
subs["f"] = fn;
subs["F"] = orgfn;
subs["i"] = doc.ipath;
subs["M"] = doc.mimetype;
subs["U"] = url;
subs["u"] = url;
// Let %(xx) access all metadata.
for (map<string,string>::const_iterator it = doc.meta.begin();
it != doc.meta.end(); it++) {
subs[it->first] = it->second;
}
string ncmd;
for (list<string>::iterator it = lcmd.begin();
it != lcmd.end(); it++) {
pcSubst(*it, ncmd, subs);
LOGDEB(("%s->%s\n", it->c_str(), ncmd.c_str()));
*it = ncmd;
}
// Also substitute inside the unsplitted command line and display
// in status bar
pcSubst(cmd, ncmd, subs);
ncmd += " &";
QStatusBar *stb = statusBar();
if (stb) {
string fcharset = rclconfig->getDefCharset(true);
string prcmd;
transcode(ncmd, prcmd, fcharset, "UTF-8");
QString msg = tr("Executing: [") +
QString::fromUtf8(prcmd.c_str()) + "]";
stb->showMessage(msg, 5000);
}
if (!istempfile)
historyEnterDoc(g_dynconf, doc.meta[Rcl::Doc::keyudi]);
// We keep pushing back and never deleting. This can't be good...
ExecCmd *ecmd = new ExecCmd;
m_viewers.push_back(ecmd);
ecmd->startExec(cmdpath, lcmd, false, false);
}
void RclMain::startManual()
{
startManual(string());
}
void RclMain::startManual(const string& index)
{
Rcl::Doc doc;
doc.url = "file://";
doc.url = path_cat(doc.url, rclconfig->getDatadir());
doc.url = path_cat(doc.url, "doc");
doc.url = path_cat(doc.url, "usermanual.html");
LOGDEB(("RclMain::startManual: help index is %s\n",
index.empty()?"(null)":index.c_str()));
if (!index.empty()) {
doc.url += "#";
doc.url += index;
}
doc.mimetype = "text/html";
startNativeViewer(doc);
}
// Search for document 'like' the selected one. We ask rcldb/xapian to find
// significant terms, and add them to the simple search entry.
void RclMain::docExpand(Rcl::Doc doc)
{
if (!rcldb)
return;
list<string> terms;
terms = reslist->expand(doc);
if (terms.empty())
return;
// Do we keep the original query. I think we'd better not.
// rcldb->expand is set to keep the original query terms instead.
QString text;// = sSearch->queryText->currentText();
for (list<string>::iterator it = terms.begin(); it != terms.end(); it++) {
text += QString::fromLatin1(" \"") +
QString::fromUtf8((*it).c_str()) + QString::fromLatin1("\"");
}
// We need to insert item here, its not auto-done like when the user types
// CR
sSearch->queryText->setEditText(text);
sSearch->setAnyTermMode();
sSearch->startSimpleSearch();
}
void RclMain::showDocHistory()
{
LOGDEB(("RclMain::showDocHistory\n"));
emit searchReset();
m_source = RefCntr<DocSequence>();
curPreview = 0;
string reason;
if (!maybeOpenDb(reason)) {
QMessageBox::critical(0, "Recoll", QString(reason.c_str()));
return;
}
// Construct a bogus SearchData structure
RefCntr<Rcl::SearchData>searchdata =
RefCntr<Rcl::SearchData>(new Rcl::SearchData(Rcl::SCLT_AND));
searchdata->setDescription((const char *)tr("History data").toUtf8());
// If you change the title, also change it in eraseDocHistory()
DocSequenceHistory *src =
new DocSequenceHistory(rcldb, g_dynconf,
string(tr("Document history").toUtf8()));
src->setDescription((const char *)tr("History data").toUtf8());
m_source = RefCntr<DocSequence>(src);
emit docSourceChanged(m_source);
emit sortDataChanged(m_sortspec);
emit filtDataChanged(m_filtspec);
emit applyFiltSortData();
}
// Erase all memory of documents viewed
void RclMain::eraseDocHistory()
{
// Clear file storage
if (g_dynconf)
g_dynconf->eraseAll(docHistSubKey);
// Clear possibly displayed history
if (reslist->displayingHistory()) {
showDocHistory();
}
}
// Called when the uiprefs dialog is ok'd
void RclMain::setUIPrefs()
{
if (!uiprefs)
return;
LOGDEB(("Recollmain::setUIPrefs\n"));
if (prefs.reslistfontfamily.length()) {
QFont nfont(prefs.reslistfontfamily, prefs.reslistfontsize);
reslist->setFont(nfont);
} else {
reslist->setFont(this->font());
}
}
void RclMain::enableNextPage(bool yesno)
{
nextPageAction->setEnabled(yesno);
}
void RclMain::enablePrevPage(bool yesno)
{
prevPageAction->setEnabled(yesno);
firstPageAction->setEnabled(yesno);
}
QString RclMain::getQueryDescription()
{
if (m_source.isNull())
return "";
return QString::fromUtf8(m_source->getDescription().c_str());
}
/** Show detailed expansion of a query */
void RclMain::showQueryDetails()
{
if (m_source.isNull())
return;
string oq = breakIntoLines(m_source->getDescription(), 100, 50);
QString str;
QString desc = tr("Result count (est.)") + ": " + str.setNum(m_source->getResCnt()) + "<br>";
desc += tr("Query details") + ": " + QString::fromUtf8(oq.c_str());
QMessageBox::information(this, tr("Query details"), desc);
}
// User pressed a category button: set filter params in reslist
void RclMain::catgFilter(int id)
{
LOGDEB(("RclMain::catgFilter: id %d\n"));
if (id < 0 || id >= int(m_catgbutvec.size()))
return;
m_filtspec.reset();
if (id != 0) {
string catg = m_catgbutvec[id];
list<string> tps;
rclconfig->getMimeCatTypes(catg, tps);
for (list<string>::const_iterator it = tps.begin();
it != tps.end(); it++)
m_filtspec.orCrit(DocSeqFiltSpec::DSFS_MIMETYPE, *it);
}
emit filtDataChanged(m_filtspec);
emit applyFiltSortData();
}
void RclMain::toggleFullScreen()
{
if (isFullScreen())
showNormal();
else
showFullScreen();
}
bool RclMain::eventFilter(QObject *, QEvent *event)
{
if (event->type() == QEvent::KeyPress) {
LOGDEB2(("RclMain::eventFilter: keypress\n"));
QKeyEvent *ke = (QKeyEvent *)event;
// Shift-Home is the shortcut for the 1st result page action, but it is
// filtered by the search entry to mean "select all line". We prefer to
// keep it for the action as it's easy to find another combination to
// select all (ie: home, then shift-end)
if (ke->key() == Qt::Key_Home &&
(ke->modifiers() & Qt::ShiftModifier)) {
// Shift-Home -> first page of results
reslist->resultPageFirst();
return true;
}
} else if (event->type() == QEvent::Show) {
LOGDEB2(("RclMain::eventFilter: Show\n"));
// move the focus to the search entry on show
sSearch->queryText->setFocus();
}
return false;
}