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yacreader/YACReaderLibrary/server/lib/bfTemplateEngine/templateloader.cpp
Luis Ángel San Martín 9bf52def68 fixed server_log maxSize
2014-06-27 22:54:22 +02:00

110 lines
3.6 KiB
C++

/**
@file
@author Stefan Frings
*/
#include "templateloader.h"
#include <QFile>
#include <QFileInfo>
#include <QStringList>
#include <QDir>
#include <QSet>
#include <QApplication>
TemplateLoader::TemplateLoader(QSettings* settings, QObject* parent)
: QObject(parent)
{
templatePath=settings->value("path","./server/templates").toString();
// Convert relative path to absolute, based on the directory of the config file.
#ifdef Q_OS_WIN32
if (QDir::isRelativePath(templatePath) && settings->format()!=QSettings::NativeFormat)
#else
if (QDir::isRelativePath(templatePath))
#endif
{
#if defined Q_OS_UNIX && !defined Q_OS_MAC
QFileInfo configFile(QString(DATADIR)+"/YACReader");
templatePath=QFileInfo(QString(DATADIR)+"/YACReader",templatePath).absoluteFilePath();
#else
QFileInfo configFile(QApplication::applicationDirPath());
templatePath=QFileInfo(QApplication::applicationDirPath(),templatePath).absoluteFilePath();
#endif
}
fileNameSuffix=settings->value("suffix",".tpl").toString();
QString encoding=settings->value("encoding").toString();
if (encoding.isEmpty()) {
textCodec=QTextCodec::codecForLocale();
}
else {
textCodec=QTextCodec::codecForName(encoding.toLocal8Bit());
}
qDebug("TemplateLoader: path=%s, codec=%s",qPrintable(templatePath),textCodec->name().data());
}
TemplateLoader::~TemplateLoader() {}
QString TemplateLoader::tryFile(QString localizedName) {
QString fileName=templatePath+"/"+localizedName+fileNameSuffix;
qDebug("TemplateCache: trying file %s",qPrintable(fileName));
QFile file(fileName);
if (file.exists()) {
file.open(QIODevice::ReadOnly);
QString document=textCodec->toUnicode(file.readAll());
file.close();
if (file.error()) {
qCritical("TemplateLoader: cannot load file %s, %s",qPrintable(fileName),qPrintable(file.errorString()));
return "";
}
else {
return document;
}
}
return "";
}
Template TemplateLoader::getTemplate(QString templateName, QString locales) {
mutex.lock();
QSet<QString> tried; // used to suppress duplicate attempts
QStringList locs=locales.split(',',QString::SkipEmptyParts);
// Search for exact match
foreach (QString loc,locs) {
loc.replace(QRegExp(";.*"),"");
loc.replace('-','_');
QString localizedName=templateName+"-"+loc.trimmed();
if (!tried.contains(localizedName)) {
QString document=tryFile(localizedName);
if (!document.isEmpty()) {
mutex.unlock();
return Template(document,localizedName);
}
tried.insert(localizedName);
}
}
// Search for correct language but any country
foreach (QString loc,locs) {
loc.replace(QRegExp("[;_-].*"),"");
QString localizedName=templateName+"-"+loc.trimmed();
if (!tried.contains(localizedName)) {
QString document=tryFile(localizedName);
if (!document.isEmpty()) {
mutex.unlock();
return Template(document,localizedName);
}
tried.insert(localizedName);
}
}
// Search for default file
QString document=tryFile(templateName);
if (!document.isEmpty()) {
mutex.unlock();
return Template(document,templateName);
}
qCritical("TemplateCache: cannot find template %s",qPrintable(templateName));
mutex.unlock();
return Template("",templateName);
}