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331 lines
12 KiB
331 lines
12 KiB
/***************************************************************************
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* Copyright (C) 1999-2001 by Matthias Hoelzer-Kluepfel *
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* hoelzer@kde.org *
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* Copyright (C) 2001 by Bernd Gehrmann *
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* bernd@kdevelop.org *
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* Copyright (C) 2004 by Alexander Dymo *
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* cloudtemple@mksat.net *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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#include "searchview.h"
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#include <qlayout.h>
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#include <qlabel.h>
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#include <qfile.h>
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#include <qtextstream.h>
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#include <qdir.h>
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#include <qregexp.h>
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#include <kpushbutton.h>
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#include <klistview.h>
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#include <klineedit.h>
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#include <kcombobox.h>
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#include <klocale.h>
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#include <kdialog.h>
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#include <kprocess.h>
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#include <kapplication.h>
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#include <kstandarddirs.h>
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#include <kconfig.h>
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#include <kmessagebox.h>
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#include <kdebug.h>
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#include <kdevpartcontroller.h>
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#include <kdevdocumentationplugin.h>
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#include "documentation_part.h"
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#include "docutils.h"
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SearchView::SearchView(DocumentationPart *part, QWidget *parent, const char *name)
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:QWidget(parent, name), m_part(part)
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{
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QVBoxLayout *l = new QVBoxLayout(this, 0, KDialog::spacingHint());
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QVBoxLayout *l2 = new QVBoxLayout(l, 0);
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QLabel *editLabel = new QLabel(i18n("Wor&ds to search:"), this);
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l2->addWidget(editLabel);
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QHBoxLayout *l21 = new QHBoxLayout(l2, 0);
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m_edit = new KLineEdit(this);
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editLabel->setBuddy(m_edit);
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m_goSearchButton = new KPushButton(i18n("Se&arch"), this);
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l21->addWidget(m_edit);
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l21->addWidget(m_goSearchButton);
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QGridLayout *l3 = new QGridLayout(l, 2, 2, 0);
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m_searchMethodBox = new KComboBox(this);
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m_searchMethodBox->insertItem(i18n("and"));
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m_searchMethodBox->insertItem(i18n("or"));
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QLabel *smLabel = new QLabel(m_searchMethodBox, i18n("&Method:"), this);
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m_sortMethodBox = new KComboBox(this);
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m_sortMethodBox->insertItem(i18n("Score"));
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m_sortMethodBox->insertItem(i18n("Title"));
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m_sortMethodBox->insertItem(i18n("Date"));
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QLabel *rmLabel = new QLabel(m_sortMethodBox, i18n("S&ort by:"), this);
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l3->addWidget(smLabel, 0, 0);
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l3->addWidget(m_searchMethodBox, 0, 1);
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l3->addWidget(rmLabel, 1, 0);
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l3->addWidget(m_sortMethodBox, 1, 1);
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QVBoxLayout *l4 = new QVBoxLayout(l, 0);
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m_view = new KListView(this);
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QLabel *vLabel = new QLabel(m_view, i18n("Search &results:"), this);
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l4->addWidget(vLabel);
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l4->addWidget(m_view);
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QHBoxLayout *l5 = new QHBoxLayout(l, KDialog::spacingHint());
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m_configButton = new KPushButton(i18n("Update Config"), this);
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m_indexButton = new KPushButton(i18n("Update Index"), this);
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l5->addWidget(m_configButton);
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l5->addWidget(m_indexButton);
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l5->addItem(new QSpacerItem(1, 1, QSizePolicy::Expanding, QSizePolicy::Fixed));
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l->addSpacing(2);
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m_view->setSorting(-1);
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m_view->addColumn(i18n("Relevance"));
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m_view->addColumn(i18n("Title"));
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m_view->setColumnWidthMode(0, QListView::Maximum);
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m_view->setColumnWidthMode(1, QListView::Maximum);
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m_view->setAllColumnsShowFocus(true);
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m_view->setResizeMode( QListView::LastColumn );
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connect(m_configButton, SIGNAL(clicked()), this, SLOT(updateConfig()));
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connect(m_indexButton, SIGNAL(clicked()), this, SLOT(updateIndex()));
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connect(m_edit, SIGNAL(returnPressed()), this, SLOT(search()));
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connect(m_goSearchButton, SIGNAL(clicked()), this, SLOT(search()));
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connect(m_view, SIGNAL(executed(QListViewItem*)), this, SLOT(executed(QListViewItem*)));
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connect(m_view, SIGNAL(mouseButtonPressed(int, QListViewItem*, const QPoint&, int )),
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this, SLOT(itemMouseButtonPressed(int, QListViewItem*, const QPoint&, int )));
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}
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SearchView::~SearchView()
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{
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}
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void SearchView::updateConfig()
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{
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runHtdig("-c");
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}
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void SearchView::updateIndex()
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{
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runHtdig("-i");
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KConfig *config = m_part->config();
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config->setGroup("htdig");
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config->writeEntry("IsSetup", true);
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config->sync();
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}
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void SearchView::runHtdig(const QString &arg)
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{
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KProcess proc;
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proc << "kdevelop-htdig" << arg;
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proc.start(KProcess::DontCare);
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}
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void qt_enter_modal(QWidget *widget);
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void qt_leave_modal(QWidget *widget);
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void SearchView::search()
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{
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KConfig *config = m_part->config();
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config->setGroup("htdig");
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if (config->readBoolEntry("IsSetup", false) == false)
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{
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KMessageBox::information(this, i18n("Full text search has to be set up before usage."));
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if (!m_part->configure(1))
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return;
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KMessageBox::information(this, i18n("Now the full text search database will be created.\nWait for database creation to finish and then repeat search."));
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updateIndex();
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return;
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}
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QString exe = config->readPathEntry("htsearchbin", kapp->dirs()->findExe("htsearch"));
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if (exe.isEmpty())
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{
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KMessageBox::error(this, i18n("Cannot find the htsearch executable.\nIt is part of the ht://Dig package that is used by KDevelop to perform full text search. Please install ht://Dig and use Documentation page in Configure KDevelop dialog to set the htsearch location."));
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kdDebug() << "Can not find htsearch" << endl;
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return;
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}
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QString indexdir = kapp->dirs()->saveLocation("data", "kdevdocumentation/search");
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QDir d;
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if (indexdir.isEmpty() || !QFile::exists(indexdir + "/htdig.conf"))
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{
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if (QFile::exists("/var/lib/kdevelop3/helpindex/htdig.conf"))
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indexdir = "/var/lib/kdevelop3/helpindex";
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else if (QFile::exists("/var/lib/kdevelop/helpindex/htdig.conf"))
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indexdir = "/var/lib/kdevelop/helpindex";
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if (!QFile::exists(indexdir + "/htdig.conf"))
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{
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KMessageBox::error(this, i18n("Cannot find the htdig configuration file."));
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kdDebug() << "Cannot find the htdig configuration file" << endl;
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return;
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}
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}
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QString savedir = kapp->dirs()->saveLocation("data", "kdevdocumentation/search");
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if (!d.exists(savedir))
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d.mkdir(savedir);
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QString query = QString("words=%1;method=%2;matchesperpage=%3;format=%4;sort=%5")
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.arg(m_edit->text())
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.arg(m_searchMethodBox->currentItem()==1? "or" : "and")
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.arg(50)
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.arg("builtin-short")
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.arg(m_sortMethodBox->currentItem()==2? "date" : m_sortMethodBox->currentItem()==1? "title" : "score");
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kdDebug(9002) << "starting kprocess" << endl;
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kdDebug(9002) << "htdig line:" << exe << " -c " << (indexdir + "/htdig.conf ") << query << endl;
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KProcess *proc = new KProcess;
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QString picdir = kapp->dirs()->findResourceDir("data", "kdevdocumentation/pics/htdig.png");
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proc->setEnvironment("PICDIR", picdir);
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*proc << exe << "-c" << (indexdir + "/htdig.conf") << query;
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connect( proc, SIGNAL(receivedStdout(KProcess *,char*,int)),
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this, SLOT(htsearchStdout(KProcess *,char*,int)) );
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connect( proc, SIGNAL(processExited(KProcess *)),
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this, SLOT(htsearchExited(KProcess *)) );
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searchResult = "";
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if (!proc->start(KProcess::NotifyOnExit, KProcess::Stdout))
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{
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KMessageBox::error(this, i18n("Cannot start the htsearch executable."));
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kdDebug() << "process start failed" << endl;
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delete proc;
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return;
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}
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// While receiving data from the subprocess, we want
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// to block the user interface, but still get repaint
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// events. Hack taken from NetAccess...
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kapp->setOverrideCursor(waitCursor);
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QWidget blocker(0, 0, WType_Dialog | WShowModal);
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qt_enter_modal(&blocker);
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kapp->enter_loop();
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qt_leave_modal(&blocker);
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kapp->restoreOverrideCursor();
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if (!proc->normalExit() || proc->exitStatus() != 0)
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{
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kdDebug() << "Error running htsearch... returning now" << endl;
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delete proc;
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return;
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}
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delete proc;
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// modify the search result
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searchResult = searchResult.replace(QRegExp("http://localhost/"), "file:/");
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searchResult = searchResult.replace(QRegExp("Content-type: text/html"), "");
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// dump the search result
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QFile f(savedir + "/results.html");
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if (f.open(IO_WriteOnly))
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{
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QTextStream ts(&f);
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ts << searchResult << endl;
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f.close();
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}
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//show results
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analyseSearchResults();
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// m_part->partController()->showDocument(KURL("file://" + indexdir + "/results.html"));
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}
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void SearchView::htsearchStdout(KProcess *, char *buffer, int len)
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{
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searchResult += QString::fromLocal8Bit(buffer, len);
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}
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void SearchView::htsearchExited(KProcess *)
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{
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kapp->exit_loop();
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}
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void SearchView::analyseSearchResults()
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{
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m_view->clear();
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QTextStream str(searchResult, IO_ReadOnly);
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DocumentationItem *former = 0;
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while (!str.eof())
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{
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QString line = str.readLine();
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QRegExp starsExp("alt=\"\\*\"");
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starsExp.setMinimal(true);
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int stars = line.contains(starsExp);
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QRegExp urlExp("<strong><a href=\"(.*)\">(.*)</a></strong>");
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if (urlExp.search(line)==-1)
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continue;
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QString url = urlExp.cap(1);
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QString title = urlExp.cap(2);
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QString starsStr;
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for (int i = 0; i < stars; ++i)
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starsStr += "*";
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if (former)
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former = new DocumentationItem(DocumentationItem::Document, m_view, former, starsStr);
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else
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former = new DocumentationItem(DocumentationItem::Document, m_view, starsStr);
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former->setText(1, title);
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former->setURL(KURL(url));
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}
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executed( m_view->firstChild() );
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}
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void SearchView::executed(QListViewItem *item)
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{
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DocumentationItem *d = dynamic_cast<DocumentationItem*>(item);
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if (!d)
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return;
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m_part->partController()->showDocument(d->url());
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}
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void SearchView::itemMouseButtonPressed(int button, QListViewItem *item, const QPoint &pos, int // c
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)
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{
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if ((button != Qt::RightButton) || (!item))
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return;
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DocumentationItem *docItem = dynamic_cast<DocumentationItem*>(item);
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if (!docItem)
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return;
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DocUtils::docItemPopup(m_part, docItem, pos, true, false, 1);
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}
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void SearchView::setSearchTerm(const QString &term)
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{
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m_edit->setText(term);
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}
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void SearchView::askSearchTerm()
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{
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m_edit->setFocus();
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}
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void SearchView::focusInEvent(QFocusEvent */*e*/)
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{
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m_edit->setFocus();
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}
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#include "searchview.moc"
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