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#include "TemplateManager.hpp"
#include <filesystem>
TemplateManager::TemplateManager()
{
AddInjaCallback("test_fn", 0, [](inja::Arguments & args) {
(void)args;
return "Just a test fn.";
});
AddInjaCallback("test_return_true", 0, [](inja::Arguments & args) {
(void)args;
return true;
});
}
void TemplateManager::ParseTemplates(Filesystem & fs)
{
for (auto & tpl : fs.GetFiles())
{
std::string tmpl(tpl.second.data.data(), tpl.second.data.data() + tpl.second.data.size());
m_Templates[tpl.first] = m_Inja.parse(tmpl);
std::cout << "File: " << tpl.first << " may contain a renderable template." << std::endl;
}
}
void TemplateManager::AddInjaCallback(std::string functionName,
std::size_t numberOfArgs,
inja::CallbackFunction function)
{
m_Inja.add_callback(functionName, numberOfArgs, function);
}
void TemplateManager::AddVoidInjaCallback(std::string functionName,
std::size_t numberOfArgs,
inja::VoidCallbackFunction function)
{
m_Inja.add_void_callback(functionName, numberOfArgs, function);
}
bool TemplateManager::TemplateExists(std::string const & templatePath)
{
return m_Templates.find(templatePath) != m_Templates.end();
}
bool TemplateManager::RenderTemplate(std::string const & templatePath, RenderData const & rd, std::string & out)
{
if (TemplateExists(templatePath) == false)
{
return false;
}
try
{
out = m_Inja.render(m_Templates[templatePath].content, rd);
}
catch (inja::RenderError & re)
{
std::cerr << "Render Error: " << re.what() << std::endl;
return false;
}
return true;
}
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