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#include <stdio.h>
#include <iostream>
#include <string>
#include <map>
#include "feature.h"
#include "printutils.h"
/**
* Feature registration map/list for later lookup. This must be initialized
* before the static feature instances as those register with this map.
*/
Feature::map_t Feature::feature_map;
Feature::list_t Feature::feature_list;
/*
* List of features, the names given here are used in both command line
* argument to enable the option and for saving the option value in GUI
* context.
*/
const Feature Feature::ExperimentalConcatFunction("concat", "Enable the <code>concat()</code> function.");
Feature::Feature(const std::string &name, const std::string &description)
: enabled(false), name(name), description(description)
{
feature_map[name] = this;
feature_list.push_back(this);
}
Feature::~Feature()
{
}
const std::string &Feature::get_name() const
{
return name;
}
const std::string &Feature::get_description() const
{
return description;
}
bool Feature::is_enabled() const
{
return enabled;
}
void Feature::enable(bool status)
{
enabled = status;
}
void Feature::enable_feature(const std::string &feature_name, bool status)
{
map_t::iterator it = feature_map.find(feature_name);
if (it != feature_map.end()) {
it->second->enable(status);
} else {
PRINTB("WARNING: Ignoring request to enable unknown feature '%s'.", feature_name);
}
}
Feature::iterator Feature::begin()
{
return feature_list.begin();
}
Feature::iterator Feature::end()
{
return feature_list.end();
}
void Feature::dump_features()
{
for (map_t::iterator it = feature_map.begin(); it != feature_map.end(); it++) {
std::cout << "Feature('" << it->first << "') = " << (it->second->is_enabled() ? "enabled" : "disabled") << std::endl;
}
}
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