peri4
57f8c1313e
* runtime - loading and translating * design-time - works with *.ts file (pip_tr utility) * compile-time - CMake macro for compile *.ts
125 lines
3.0 KiB
C++
125 lines
3.0 KiB
C++
/*
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PIP - Platform Independent Primitives
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Translation private
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Ivan Pelipenko peri4ko@yandex.ru
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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 Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "pitranslator_p.h"
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#include "pichunkstream.h"
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#include "piiodevice.h"
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constexpr int currentVersion = 1;
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const PIByteArray fileHeader("PIPBTF", 6);
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void PITranslatorPrivate::Context::add(const PIMap<uint, PIString> & sm) {
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auto it = sm.makeIterator();
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while (it.next())
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strings[it.key()] = it.value();
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}
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void PITranslatorPrivate::Translation::clear() {
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piDeleteAll(contexts.values());
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contexts.clear();
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lang.clear();
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}
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PITranslatorPrivate::Context * PITranslatorPrivate::Translation::createContext(const PIString & context) {
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return createContext(context.hash());
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}
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PITranslatorPrivate::Context * PITranslatorPrivate::Translation::createContext(uint hash) {
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auto & ret(contexts[hash]);
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if (!ret) ret = new Context();
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return ret;
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}
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PIString PITranslatorPrivate::Translation::translate(const PIString & in, const PIString & context) {
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auto c = contexts.value(context.hash());
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if (!c) return in;
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return c->strings.value(in.hash(), in);
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}
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bool PITranslatorPrivate::Translation::load(const PIByteArray & data) {
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if (data.size_s() <= 4) return false;
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PIChunkStream cs(data);
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Context * ctx = nullptr;
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PIMap<uint, PIString> strings;
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while (!cs.atEnd()) {
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switch (cs.read()) {
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case 1: {
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int version = cs.getData<int>();
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if (version != currentVersion) {
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piCout << "Invalid translation version!";
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return false;
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}
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} break;
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case 3: {
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uint ctx_hash = cs.getData<uint>();
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ctx = createContext(ctx_hash);
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} break;
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case 4: {
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cs.get(strings);
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if (ctx) ctx->add(strings);
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} break;
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}
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}
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return true;
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}
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int PITranslatorPrivate::Translation::count() const {
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int ret = 0;
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auto cit = contexts.makeIterator();
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while (cit.next())
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ret += cit.value()->strings.size_s();
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return ret;
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}
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PIByteArray PITranslatorPrivate::Translation::save() {
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PIChunkStream cs;
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cs.add(1, currentVersion).add(2, lang);
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auto cit = contexts.makeIterator();
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while (cit.next()) {
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cs.add(3, cit.key()).add(4, cit.value()->strings);
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}
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return cs.data();
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}
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int PITranslatorPrivate::headerSize() {
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return fileHeader.size_s();
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}
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bool PITranslatorPrivate::checkHeader(PIIODevice * d) {
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if (!d) return false;
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return d->read(fileHeader.size_s()) == fileHeader;
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}
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void PITranslatorPrivate::writeHeader(PIIODevice * d) {
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if (!d) return;
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d->write(fileHeader);
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}
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