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#include <string>
#include "templatelayout.h"
#include "core/helpers.h"
#include "core/display.h"
QList<QString> grantlee_templates, grantlee_statistics_templates;
int getTotalWork(print_options *printOptions)
{
if (printOptions->print_selected) {
// return the correct number depending on all/selected dives
// but don't return 0 as we might divide by this number
return amount_selected ? amount_selected : 1;
}
return dive_table.nr;
}
void find_all_templates()
{
grantlee_templates.clear();
grantlee_statistics_templates.clear();
QDir dir(getPrintingTemplatePathUser());
QStringList list = dir.entryList(QDir::Files | QDir::NoDotAndDotDot);
foreach (const QString& filename, list) {
if (filename.at(filename.size() - 1) != '~') {
grantlee_templates.append(filename);
}
}
// find statistics templates
dir.setPath(getPrintingTemplatePathUser() + QDir::separator() + "statistics");
list = dir.entryList(QDir::Files | QDir::NoDotAndDotDot);
foreach (const QString& filename, list) {
if (filename.at(filename.size() - 1) != '~') {
grantlee_statistics_templates.append(filename);
}
}
}
TemplateLayout::TemplateLayout(print_options *PrintOptions, template_options *templateOptions) :
m_engine(NULL)
{
this->PrintOptions = PrintOptions;
this->templateOptions = templateOptions;
}
TemplateLayout::~TemplateLayout()
{
delete m_engine;
}
/* a HTML pre-processor stage. acts like a compatibility layer
* between some Grantlee variables and DiveObjectHelper Q_PROPERTIES;
*/
static QString preprocessTemplate(const QString &in)
{
int i;
QString out = in;
QString iStr;
QList<QPair<QString, QString> > list;
/* populate known variables in a QPair list */
list << qMakePair(QString("dive.weights"), QString("dive.weightList"));
for (i = 0; i < MAX_WEIGHTSYSTEMS; i++)
list << qMakePair(QString("dive.weight%1").arg(i), QString("dive.weights.%1").arg(i));
list << qMakePair(QString("dive.cylinders"), QString("dive.cylinderList"));
for (i = 0; i < MAX_CYLINDERS; i++)
list << qMakePair(QString("dive.cylinder%1").arg(i), QString("dive.cylinders.%1").arg(i));
/* lazy method of variable replacement without regex. the Grantlee parser
* works with a single or no space next to the variable markers -
* e.g. '{{ var }}' */
for (i = 0; i < list.length(); i++) {
QPair<QString, QString> p = list.at(i);
out.replace("{{ " + p.first + " }}", "{{ " + p.second + " }}");
out.replace("{{" + p.first + "}}", "{{" + p.second + "}}");
out.replace("{{ " + p.first + "}}", "{{ " + p.second + "}}");
out.replace("{{" + p.first + " }}", "{{" + p.second + " }}");
}
return out;
}
QString TemplateLayout::generate()
{
int progress = 0;
int totalWork = getTotalWork(PrintOptions);
QString htmlContent;
delete m_engine;
m_engine = new Grantlee::Engine(this);
Grantlee::registerMetaType<template_options>();
Grantlee::registerMetaType<print_options>();
QVariantList diveList;
struct dive *dive;
int i;
for_each_dive (i, dive) {
//TODO check for exporting selected dives only
if (!dive->selected && PrintOptions->print_selected)
continue;
DiveObjectHelper *d = new DiveObjectHelper(dive);
diveList.append(QVariant::fromValue(d));
progress++;
emit progressUpdated(lrint(progress * 100.0 / totalWork));
}
Grantlee::Context c;
c.insert("dives", diveList);
c.insert("template_options", QVariant::fromValue(*templateOptions));
c.insert("print_options", QVariant::fromValue(*PrintOptions));
/* don't use the Grantlee loader API */
QString templateContents = readTemplate(PrintOptions->p_template);
QString preprocessed = preprocessTemplate(templateContents);
/* create the template from QString; is this thing allocating memory? */
Grantlee::Template t = m_engine->newTemplate(preprocessed, PrintOptions->p_template);
if (!t || t->error()) {
qDebug() << "Can't load template";
return htmlContent;
}
htmlContent = t->render(&c);
if (t->error()) {
qDebug() << "Can't render template";
}
return htmlContent;
}
QString TemplateLayout::generateStatistics()
{
QString htmlContent;
delete m_engine;
m_engine = new Grantlee::Engine(this);
QSharedPointer<Grantlee::FileSystemTemplateLoader> m_templateLoader =
QSharedPointer<Grantlee::FileSystemTemplateLoader>(new Grantlee::FileSystemTemplateLoader());
m_templateLoader->setTemplateDirs(QStringList() << getPrintingTemplatePathUser() + QDir::separator() + QString("statistics"));
m_engine->addTemplateLoader(m_templateLoader);
Grantlee::registerMetaType<YearInfo>();
Grantlee::registerMetaType<template_options>();
Grantlee::registerMetaType<print_options>();
QVariantList years;
int i = 0;
while (stats_yearly != NULL && stats_yearly[i].period) {
YearInfo year(stats_yearly[i]);
years.append(QVariant::fromValue(year));
i++;
}
Grantlee::Context c;
c.insert("years", years);
c.insert("template_options", QVariant::fromValue(*templateOptions));
c.insert("print_options", QVariant::fromValue(*PrintOptions));
Grantlee::Template t = m_engine->loadByName(PrintOptions->p_template);
if (!t || t->error()) {
qDebug() << "Can't load template";
return htmlContent;
}
htmlContent = t->render(&c);
if (t->error()) {
qDebug() << "Can't render template";
return htmlContent;
}
emit progressUpdated(100);
return htmlContent;
}
QString TemplateLayout::readTemplate(QString template_name)
{
QFile qfile(getPrintingTemplatePathUser() + QDir::separator() + template_name);
if (qfile.open(QFile::ReadOnly | QFile::Text)) {
QTextStream in(&qfile);
return in.readAll();
}
return "";
}
void TemplateLayout::writeTemplate(QString template_name, QString grantlee_template)
{
QFile qfile(getPrintingTemplatePathUser() + QDir::separator() + template_name);
if (qfile.open(QFile::ReadWrite | QFile::Text)) {
qfile.write(grantlee_template.toUtf8().data());
qfile.resize(qfile.pos());
qfile.close();
}
}
YearInfo::YearInfo()
{
}
YearInfo::~YearInfo()
{
}
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