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/*
SPDX-FileCopyrightText: 2002 Frerich Raabe <raabe@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "infotree.h"
#include "docentry.h"
#include "khc_debug.h"
#include "navigatoritem.h"
#include <KLocalizedString>
#include <QFile>
#include <QIcon>
#include <QTextStream>
#include <prefs.h>
using namespace KHC;
class InfoCategoryItem : public NavigatorItem
{
public:
InfoCategoryItem(NavigatorItem *parent, const QString &text);
void itemExpanded(bool open) override;
};
class InfoNodeItem : public NavigatorItem
{
public:
InfoNodeItem(InfoCategoryItem *parent, const QString &text);
};
InfoCategoryItem::InfoCategoryItem(NavigatorItem *parent, const QString &text)
: NavigatorItem(new DocEntry(text), parent)
{
setAutoDeleteDocEntry(true);
setExpanded(false);
setIcon(0, QIcon::fromTheme(QStringLiteral("help-contents")));
// qCDebug(KHC_LOG) << "Got category: " << text;
}
void InfoCategoryItem::itemExpanded(bool open)
{
NavigatorItem::itemExpanded(open);
if (open && childCount() > 0)
setIcon(0, QIcon::fromTheme(QStringLiteral("help-contents")));
// TODO: was contents2 -> needs to be changed to help-contents-alternate or similar
else
setIcon(0, QIcon::fromTheme(QStringLiteral("help-contents")));
}
InfoNodeItem::InfoNodeItem(InfoCategoryItem *parent, const QString &text)
: NavigatorItem(new DocEntry(text), parent)
{
setAutoDeleteDocEntry(true);
// qCDebug(KHC_LOG) << "Created info node item: " << text;
}
InfoTree::InfoTree(QObject *parent)
: TreeBuilder(parent)
, m_parentItem(nullptr)
{
}
void InfoTree::build(NavigatorItem *parent)
{
qCDebug(KHC_LOG) << "Populating info tree.";
m_parentItem = parent;
DocEntry *entry = new DocEntry(i18n("Alphabetically"));
m_alphabItem = new NavigatorItem(entry, parent);
m_alphabItem->setAutoDeleteDocEntry(true);
entry = new DocEntry(i18n("By Category"));
m_categoryItem = new NavigatorItem(entry, parent);
m_categoryItem->setAutoDeleteDocEntry(true);
QStringList infoDirFiles = Prefs::searchpaths();
const QString infoPath = QFile::decodeName(qgetenv("INFOPATH"));
if (!infoPath.isEmpty())
infoDirFiles += infoPath.split(QLatin1Char(':'));
QStringList::ConstIterator it = infoDirFiles.constBegin();
QStringList::ConstIterator end = infoDirFiles.constEnd();
for (; it != end; ++it) {
QString infoDirFileName = *it + QStringLiteral("/dir");
if (QFile::exists(infoDirFileName))
parseInfoDirFile(infoDirFileName);
}
m_alphabItem->sortChildren(0, Qt::AscendingOrder /* ascending */);
}
void InfoTree::parseInfoDirFile(const QString &infoDirFileName)
{
qCDebug(KHC_LOG) << "Parsing info dir file " << infoDirFileName;
QFile infoDirFile(infoDirFileName);
if (!infoDirFile.open(QIODevice::ReadOnly))
return;
QTextStream stream(&infoDirFile);
// Skip introduction blurb.
while (!stream.atEnd() && !stream.readLine().startsWith(QLatin1String("* Menu:"))) {
;
}
QHash<QChar, InfoCategoryItem *> alphabSections;
while (!stream.atEnd()) {
QString s = stream.readLine();
if (s.trimmed().isEmpty())
continue;
InfoCategoryItem *catItem = new InfoCategoryItem(m_categoryItem, s);
while (!stream.atEnd()) {
s = stream.readLine();
if (s.isEmpty())
break;
if (s.at(0) == QLatin1Char('*')) {
const int colon = s.indexOf(QLatin1Char(':'));
const int openBrace = s.indexOf(QLatin1Char('('), colon);
const int closeBrace = s.indexOf(QLatin1Char(')'), openBrace);
const int dot = s.indexOf(QLatin1Char('.'), closeBrace);
QString appName = s.mid(2, colon - 2);
QString url = QStringLiteral("info:/") + s.mid(openBrace + 1, closeBrace - openBrace - 1);
if (dot - closeBrace > 1)
url += QLatin1Char('/') + s.mid(closeBrace + 1, dot - closeBrace - 1);
else
url += QLatin1String("/Top");
InfoNodeItem *item = new InfoNodeItem(catItem, appName);
item->entry()->setUrl(url);
const QChar first = appName.at(0).toUpper();
InfoCategoryItem *alphabSection = alphabSections.value(first);
if (alphabSection == nullptr) {
alphabSection = new InfoCategoryItem(m_alphabItem, QString(first));
alphabSections.insert(first, alphabSection);
}
item = new InfoNodeItem(alphabSection, appName);
item->entry()->setUrl(url);
}
}
catItem->sortChildren(0, Qt::AscendingOrder);
}
infoDirFile.close();
for (InfoCategoryItem *item : std::as_const(alphabSections)) {
item->sortChildren(0, Qt::AscendingOrder);
}
m_alphabItem->sortChildren(0, Qt::AscendingOrder);
m_categoryItem->sortChildren(0, Qt::AscendingOrder);
}
#include "moc_infotree.cpp"
// vim:ts=2:sw=2:et
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