+ if (ext == ".stl") {
+ FILE* f = fopen_boost (content->path(0), "rb");
+ if (!f) {
+ throw OpenFileError (content->path(0), errno, OpenFileError::READ);
+ }
+ try {
+ reader = new sub::STLBinaryReader (f);
+ } catch (...) {
+ fclose (f);
+ throw;
+ }
+ fclose (f);
+
+ } else {
+ /* Text-based file; sort out its character encoding before we try to parse it */
+
+ Data in (content->path (0));
+
+ UErrorCode status = U_ZERO_ERROR;
+ UCharsetDetector* detector = ucsdet_open (&status);
+ ucsdet_setText (detector, reinterpret_cast<const char *> (in.data().get()), in.size(), &status);
+
+ UCharsetMatch const * match = ucsdet_detect (detector, &status);
+ char const * in_charset = ucsdet_getName (match, &status);
+
+ UConverter* to_utf16 = ucnv_open (in_charset, &status);
+ /* This is a guess; I think we should be able to encode any input in 4 times its input size */
+ scoped_array<uint16_t> utf16 (new uint16_t[in.size() * 2]);
+ int const utf16_len = ucnv_toUChars (
+ to_utf16, reinterpret_cast<UChar*>(utf16.get()), in.size() * 2,
+ reinterpret_cast<const char *> (in.data().get()), in.size(),
+ &status
+ );
+
+ UConverter* to_utf8 = ucnv_open ("UTF-8", &status);
+ /* Another guess */
+ scoped_array<char> utf8 (new char[utf16_len * 2]);
+ ucnv_fromUChars (to_utf8, utf8.get(), utf16_len * 2, reinterpret_cast<UChar*>(utf16.get()), utf16_len, &status);
+
+ /* Fix OS X line endings */
+ size_t utf8_len = strlen (utf8.get ());
+ for (size_t i = 0; i < utf8_len; ++i) {
+ if (utf8[i] == '\r' && ((i == utf8_len - 1) || utf8[i + 1] != '\n')) {
+ utf8[i] = '\n';
+ }
+ }
+
+ ucsdet_close (detector);
+ ucnv_close (to_utf16);
+ ucnv_close (to_utf8);