void PluginRegistry::RegisterPlugin(Plugin* plugin)
{
int event_classes = plugin->GetEventClasses();
if (event_classes & Plugin::EVT_BASIC)
basic_plugins.push_back(plugin);
if (event_classes & Plugin::EVT_DOCUMENT)
document_plugins.push_back(plugin);
if (event_classes & Plugin::EVT_ELEMENT)
element_plugins.push_back(plugin);
}
PluginManager::PluginList PluginManager::getPlugins ()
{
PluginList retval;
std::list<PythonPlugin>::iterator it = pythonPlugins_.begin();
std::list<PythonPlugin>::iterator end = pythonPlugins_.end();
for (; it != end; ++it) {
retval.push_back (&(*it));
}
retval.push_back (&crossref_);
retval.push_back (&arxiv_);
return retval;
}
void PluginRegistry::Impl::get_plugins_from_dir (PluginList& list, std::string const& dir)
{
list.clear ();
#if defined(VISUAL_OS_WIN32)
std::string pattern = dir + "/*";
WIN32_FIND_DATA file_data;
HANDLE hList = FindFirstFile (pattern.c_str (), &file_data);
if (hList == INVALID_HANDLE_VALUE) {
FindClose (hList);
return;
}
bool finished = false;
while (!finished) {
if (!(file_data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
std::string full_path = dir + "/" + file_data.cFileName;
if (str_has_suffix (full_path, ".dll")) {
PluginRef* ref = load_plugin_ref (full_path);
if (ref) {
list.push_back (ref);
}
}
}
if (!FindNextFile (hList, &file_data)) {
if (GetLastError () == ERROR_NO_MORE_FILES) {
finished = true;
}
}
}
FindClose (hList);
#else
// NOTE: This typecast is needed for glibc versions that define
// alphasort() as taking const void * arguments
typedef int (*ScandirCompareFunc) (const struct dirent **, const struct dirent **);
struct dirent **namelist;
int n = scandir (dir.c_str (), &namelist, NULL, ScandirCompareFunc (alphasort));
if (n < 0)
return;
// First two entries are '.' and '..'
visual_mem_free (namelist[0]);
visual_mem_free (namelist[1]);
for (int i = 2; i < n; i++) {
std::string full_path = dir + "/" + namelist[i]->d_name;
if (str_has_suffix (full_path, ".so")) {
PluginRef* ref = load_plugin_ref (full_path);
if (ref) {
list.push_back (ref);
}
}
visual_mem_free (namelist[i]);
}
visual_mem_free (namelist);
#endif
}
bool Session::doAction( Action action, const Plugin* plugin )
{
PluginList pl;
pl.push_back( plugin );
return doAction( action, pl );
}