// Scan a directory for .csplugin files
void InternalScanPluginDir (iStringArray*& messages,
const char* dir,
csRef<iStringArray>& plugins,
bool recursive)
{
struct dirent* de;
DIR* dh = opendir(dir);
if (dh != 0)
{
while ((de = readdir(dh)) != 0)
{
if (!isdir(dir, de))
{
int const n = strlen(de->d_name);
if (n >= 9 && strcasecmp(de->d_name + n - 9, ".csplugin") == 0)
{
csString scffilepath;
scffilepath << dir << CS_PATH_SEPARATOR << de->d_name;
plugins->Push (scffilepath);
}
}
else
{
if (recursive && (strcmp (de->d_name, ".") != 0)
&& (strcmp (de->d_name, "..") != 0))
{
iStringArray* subdirMessages = 0;
csString scffilepath;
scffilepath << dir << CS_PATH_SEPARATOR << de->d_name;
InternalScanPluginDir (subdirMessages, scffilepath,
plugins, recursive);
if (subdirMessages != 0)
{
for (size_t i = 0; i < subdirMessages->GetSize(); i++)
{
AppendStrVecString (messages, subdirMessages->Get (i));
}
subdirMessages->DecRef();
}
}
}
}
closedir(dh);
}
}
void InternalScanPluginDir (iStringArray*& messages,
const char* dir,
csRef<iStringArray>& plugins,
bool recursive)
{
csStringHash files;
csStringHash dirs;
csString filemask;
// The directory sometimes has a trailing path separator attached.
if (!strlen(dir) || dir[strlen(dir)-1] == CS_PATH_SEPARATOR)
filemask << dir << "*.*";
else
filemask << dir << CS_PATH_SEPARATOR << "*.*";
WIN32_FIND_DATA findData;
HANDLE hSearch = FindFirstFile (filemask, &findData);
if (hSearch != INVALID_HANDLE_VALUE)
{
do
{
if (findData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
{
/*
instead of processing them immediately, first a list of
directories is filled.
*/
if (recursive && (strcmp (findData.cFileName, ".") != 0)
&& (strcmp (findData.cFileName, "..") != 0))
{
// Add file names in lower case, as Win32 doesn't care about FS case.
AddLower (dirs, findData.cFileName);
}
}
else
{
/*
instead of processing them immediately, first a list of
plugin files is created.
*/
char* ext = strrchr (findData.cFileName, '.');
if (ext && ((strcasecmp (ext, ".dll") == 0) ||
(strcasecmp (ext, ".csplugin") == 0)))
{
AddLower (files, findData.cFileName);
}
}
}
while (FindNextFile (hSearch, &findData));
FindClose (hSearch);
}
else
{
DWORD errorCode = GetLastError();
/*
The plugin paths list also contains non-existent entries -
don't emit an error for those.
*/
if (errorCode != ERROR_PATH_NOT_FOUND)
{
AppendWin32Error ("FindFirst() call failed",
errorCode,
messages);
}
}
// Now go over all the files. This way files in a dir will have precedence
// over files a subdir.
{
csStringHash::GlobalIterator fileIt(files.GetIterator());
csString fullPath;
csRef<iString> msg;
while (fileIt.HasNext())
{
csStringID id = fileIt.Next();
const char* fileName = files.Request (id);
const char* ext = strrchr (fileName, '.');
// ignore .csplugins, there are checked explicitly.
if ((strcasecmp (ext, ".dll") == 0))
{
fullPath.Clear();
// The directory sometimes has a trailing path separator attached.
if (!strlen(dir) || dir[strlen(dir)-1] == CS_PATH_SEPARATOR)
fullPath << dir << fileName;
else
fullPath << dir << CS_PATH_SEPARATOR << fileName;
/*
Check whether the DLL has a companion .csplugin.
*/
char cspluginFile [MAX_PATH + 10];
strcpy (cspluginFile, fileName);
char* dot = strrchr (cspluginFile, '.');
strcpy (dot, ".csplugin");
csStringID cspID = files.Request (cspluginFile);
if (cspID != csInvalidStringID)
{
char cspluginPath [MAX_PATH + 10];
strcpy (cspluginPath, fullPath);
char* dot = strrchr (cspluginPath, '.');
strcpy (dot, ".csplugin");
plugins->Push (cspluginPath);
}
else
{
plugins->Push (fullPath);
}
}
}
// release some memory.
files.Clear();
}
{
csStringHash::GlobalIterator dirIt(dirs.GetIterator());
csString fullPath;
while (dirIt.HasNext())
{
csStringID id = dirIt.Next();
fullPath.Clear();
fullPath << dir << CS_PATH_SEPARATOR << dirs.Request (id);
iStringArray* subdirMessages = 0;
InternalScanPluginDir (subdirMessages, fullPath, plugins,
recursive);
if (subdirMessages != 0)
{
for (size_t i = 0; i < subdirMessages->GetSize (); i++)
{
AppendStrVecString (messages, subdirMessages->Get (i));
}
subdirMessages->DecRef();
}
}
}
}
