bool PluginManager::loadByPath(const std::string& pluginPath,
PF_PluginType type)
{
// Only filenames that start with libpdal_plugin are candidates to be loaded
// at runtime. PDAL plugins are to be named in a specified form:
// libpdal_plugin_{stagetype}_{name}
// For example, libpdal_plugin_writer_text or libpdal_plugin_filter_color
bool loaded(false);
boost::filesystem::path path(pluginPath);
std::string pathname = Utils::tolower(path.filename().string());
// If we are a valid type, and we're not yet already
// loaded in the LibraryMap, load it.
if (pluginTypeValid(pathname, type) &&
m_dynamicLibraryMap.find(path.string()) == m_dynamicLibraryMap.end())
{
std::string errorString;
auto completePath(boost::filesystem::complete(path).string());
if (DynamicLibrary *d = loadLibrary(completePath, errorString))
{
if (PF_InitFunc initFunc =
(PF_InitFunc)(d->getSymbol("PF_initPlugin")))
{
loaded = initializePlugin(initFunc);
}
}
}
return loaded;
}
bool PluginManager::loadByPath(const std::string& pluginPath, int type)
{
// Only filenames that start with libpdal_plugin are candidates to be loaded
// at runtime. PDAL plugins are to be named in a specified form:
// libpdal_plugin_{stagetype}_{name}
// For example, libpdal_plugin_writer_text or libpdal_plugin_filter_color
bool loaded(false);
std::string filename = Utils::tolower(FileUtils::getFilename(pluginPath));
// If we are a valid type, and we're not yet already
// loaded in the LibraryMap, load it.
Log log("PDAL", "stderr");
if (pluginTypeValid(filename, type) && !libraryLoaded(pluginPath))
{
std::string errorString;
auto completePath(FileUtils::toAbsolutePath(pluginPath));
log.get(LogLevel::Debug) << "Attempting to load plugin '" <<
completePath << "'." << std::endl;
if (DynamicLibrary *d = loadLibrary(completePath, errorString))
{
log.get(LogLevel::Debug) << "Loaded plugin '" << completePath <<
"'." << std::endl;
if (PF_InitFunc initFunc =
(PF_InitFunc)(d->getSymbol("PF_initPlugin")))
{
loaded = initializePlugin(initFunc);
log.get(LogLevel::Debug) << "Initialized plugin '" <<
completePath << "'." << std::endl;
}
else
log.get(LogLevel::Error) << "Failed to initialize plugin function for plugin '" <<
completePath << "'." << std::endl;
}
}
return loaded;
}