62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
#include "DataFile.h"
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#include "Logs.h"
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#include <QDir>
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string DataFile::findFile(const string &relpath) {
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if (dataDir.empty()) {
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dataDir = initDataDir();
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}
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QDir dir(QString::fromStdString(dataDir));
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if (dir.exists(QString::fromStdString(relpath))) {
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return dir.absoluteFilePath(QString::fromStdString(relpath)).toStdString();
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} else {
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return "";
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}
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}
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string DataFile::findDir(const string &relpath) {
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return findFile(relpath);
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}
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bool DataFile::tryDataDir(const QDir &dir) {
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Logs::debug("System") << "Try data dir " << dir.absolutePath().toStdString() << endl;
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return dir.exists("data/.paysages_data");
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}
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string DataFile::locateDataDir() {
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QDir dir = QDir::current();
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int i = 0;
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// TODO /usr/share/paysages3d/
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while (i++ < 100 and not dir.isRoot()) {
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if (tryDataDir(dir)) {
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return dir.absolutePath().toStdString();
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}
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QDir dir2(dir.absoluteFilePath("paysages3d"));
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if (tryDataDir(dir2)) {
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return dir2.absolutePath().toStdString();
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}
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dir = QDir(QDir(dir.absoluteFilePath("..")).canonicalPath());
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}
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return "";
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}
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string DataFile::initDataDir() {
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string parent = locateDataDir();
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if (parent.empty()) {
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Logs::warning("System") << "Data files not found" << endl;
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return parent;
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} else {
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string result = QDir(QString::fromStdString(parent)).absoluteFilePath("data").toStdString();
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Logs::debug("System") << "Data files found : " << result << endl;
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return result;
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}
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}
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string DataFile::dataDir;
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