PluginDirectoryScanner::PluginDirectoryScanner (KnownPluginList& listToAddTo,
AudioPluginFormat& formatToLookFor,
FileSearchPath directoriesToSearch,
const bool recursive,
const File& deadMansPedal,
bool allowPluginsWhichRequireAsynchronousInstantiation)
: list (listToAddTo),
format (formatToLookFor),
deadMansPedalFile (deadMansPedal),
allowAsync (allowPluginsWhichRequireAsynchronousInstantiation)
{
directoriesToSearch.removeRedundantPaths();
filesOrIdentifiersToScan = format.searchPathsForPlugins (directoriesToSearch, recursive, allowAsync);
// If any plugins have crashed recently when being loaded, move them to the
// end of the list to give the others a chance to load correctly..
for (auto& crashed : readDeadMansPedalFile (deadMansPedalFile))
for (int j = filesOrIdentifiersToScan.size(); --j >= 0;)
if (crashed == filesOrIdentifiersToScan[j])
filesOrIdentifiersToScan.move (j, -1);
applyBlacklistingsFromDeadMansPedal (listToAddTo, deadMansPedalFile);
nextIndex.set (filesOrIdentifiersToScan.size());
}
bool PluginDirectoryScanner::scanNextFile (const bool dontRescanIfAlreadyInList,
String& nameOfPluginBeingScanned)
{
const int index = --nextIndex;
if (index >= 0)
{
const String file (filesOrIdentifiersToScan [index]);
if (file.isNotEmpty() && ! list.isListingUpToDate (file, format))
{
nameOfPluginBeingScanned = format.getNameOfPluginFromIdentifier (file);
OwnedArray <PluginDescription> typesFound;
// Add this plugin to the end of the dead-man's pedal list in case it crashes...
StringArray crashedPlugins (readDeadMansPedalFile (deadMansPedalFile));
crashedPlugins.removeString (file);
crashedPlugins.add (file);
setDeadMansPedalFile (crashedPlugins);
list.scanAndAddFile (file, dontRescanIfAlreadyInList, typesFound, format);
// Managed to load without crashing, so remove it from the dead-man's-pedal..
crashedPlugins.removeString (file);
setDeadMansPedalFile (crashedPlugins);
if (typesFound.size() == 0 && ! list.getBlacklistedFiles().contains (file))
failedFiles.add (file);
}
}
updateProgress();
return index > 0;
}
void PluginDirectoryScanner::applyBlacklistingsFromDeadMansPedal (KnownPluginList& list, const File& file)
{
// If any plugins have crashed recently when being loaded, move them to the
// end of the list to give the others a chance to load correctly..
for (auto& crashedPlugin : readDeadMansPedalFile (file))
list.addToBlacklist (crashedPlugin);
}