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/**************************************************************************
* *
* Regina - A Normal Surface Theory Calculator *
* Qt User Interface *
* *
* Copyright (c) 1999-2025, Ben Burton *
* For further details contact Ben Burton (bab@debian.org). *
* *
* This file is modified from the KDE syntax-highlighting framework, *
* which is copyright (C) 2016 Volker Krause <vkrause@kde.org> *
* and is distributed under the GNU Library 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 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. *
* *
* As an exception, when this program is distributed through (i) the *
* App Store by Apple Inc.; (ii) the Mac App Store by Apple Inc.; or *
* (iii) Google Play by Google Inc., then that store may impose any *
* digital rights management, device limits and/or redistribution *
* restrictions that are required by its terms of service. *
* *
* 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, see <https://www.gnu.org/licenses/>. *
* *
**************************************************************************/
#include "syntax/repository.h"
#include "syntax/repository_p.h"
#include "syntax/definition.h"
#include "syntax/definition_p.h"
#include "syntax/theme.h"
#include "syntax/themedata_p.h"
#include "file/globaldirs.h"
#include <cassert>
#include <limits>
#include <iostream>
namespace regina::syntax {
RepositoryPrivate::RepositoryPrivate() :
m_formatId(0)
{
}
RepositoryPrivate* RepositoryPrivate::get(Repository *repo)
{
return repo->d.get();
}
Repository::Repository() :
d(new RepositoryPrivate)
{
d->load(this);
}
Repository::~Repository()
{
// reset repo so we can detect in still alive definition instances
// that the repo was deleted
for (const auto &def : d->m_defs)
DefinitionData::get(def.second)->repo = nullptr;
}
Definition Repository::definitionForName(const std::string& defName) const
{
const auto it = d->m_defs.find(defName);
if (it != d->m_defs.end())
return it->second;
return Definition();
}
const std::vector<Theme>& Repository::themes() const
{
return d->m_themes;
}
Theme Repository::theme(const std::string& themeName) const
{
for (auto theme : d->m_themes) {
if (theme.name() == themeName) {
return theme;
}
}
return Theme();
}
Theme Repository::defaultTheme(Repository::DefaultTheme t)
{
if (t == DarkTheme)
return theme("Breeze Dark");
return theme("Default");
}
void RepositoryPrivate::load(Repository *repo)
{
std::string syntaxBase = regina::GlobalDirs::home() + "/syntax/";
for (const char* file : { "alert.xml", "alert_indent.xml", "modelines.xml", "python.xml" }) {
Definition def;
auto defData = DefinitionData::get(def);
defData->repo = repo;
if (defData->loadMetaData(syntaxBase + file))
addDefinition(def);
}
// load themes
#ifdef USE_JANSSON
auto themeData = std::unique_ptr<ThemeData>(new ThemeData);
if (themeData->load(syntaxBase + "default.theme"))
addTheme(Theme(themeData.release()));
#else
auto themeData = new ThemeData;
themeData->loadDefault();
addTheme(Theme(themeData));
#endif
}
void RepositoryPrivate::addDefinition(const Definition &def)
{
const auto it = m_defs.find(def.name());
if (it == m_defs.end()) {
m_defs.insert(std::make_pair(def.name(), def));
return;
}
if (it->second.version() >= def.version())
return;
m_defs.insert(std::make_pair(def.name(), def));
}
static long long themeRevision(const Theme &theme)
{
auto data = ThemeData::get(theme);
return data->revision();
}
void RepositoryPrivate::addTheme(const Theme &theme)
{
const auto it = std::lower_bound(m_themes.begin(), m_themes.end(), theme);
if (it == m_themes.end() || (*it).name() != theme.name()) {
m_themes.insert(it, theme);
return;
}
if (themeRevision(*it) < themeRevision(theme))
*it = theme;
}
uint16_t RepositoryPrivate::nextFormatId()
{
assert(m_formatId < std::numeric_limits<uint16_t>::max());
return ++m_formatId;
}
void Repository::reload()
{
std::cerr << "Reloading syntax definitions!" << std::endl;
for (const auto &def : d->m_defs)
DefinitionData::get(def.second)->clear();
d->m_defs.clear();
d->m_themes.clear();
d->m_formatId = 0;
d->load(this);
}
} // namespace regina::syntax
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