// =============================================================================
xbool Xen::CException::HandleError(xstring sMessage, xstring sCondition, xstring sFunction, xstring sFile, xint iLine)
{
xstring sExceptionMessage;
#if !XRETAIL
sExceptionMessage = XFORMAT
(
"Failed Condition: %s" XENDL "Function: %s" XENDL "Line: %d" XENDL XENDL "%s" XENDL XENDL "Would you like to debug?",
sCondition.c_str(), sFunction.c_str(), iLine, sMessage.c_str()
);
#else
sExceptionMessage = sMessage;
#endif
XLOG(sExceptionMessage.c_str());
#if XWINDOWS
#if !XRETAIL
xint iDialogResult = MessageBox(NULL, sExceptionMessage.c_str(), "Application Error", MB_YESNO | MB_ICONERROR | MB_APPLMODAL | MB_SETFOREGROUND | MB_DEFBUTTON1);
if (iDialogResult == IDYES)
return true;
#endif
#endif
throw CException(sExceptionMessage);
return false;
}
void CCacheEntry::populate(const char* resource_url)
{
// Can we use what we have?
if (m_assertion && m_assertion->getNotOnOrAfter())
{
// This is awful, but the XMLDateTime class is truly horrible.
time_t now=time(NULL);
#ifdef WIN32
struct tm* ptime=gmtime(&now);
#else
struct tm res;
struct tm* ptime=gmtime_r(&now,&res);
#endif
char timebuf[32];
strftime(timebuf,32,"%Y-%m-%dT%H:%M:%SZ",ptime);
auto_ptr<XMLCh> timeptr(XMLString::transcode(timebuf));
XMLDateTime curDateTime(timeptr.get());
int result=XMLDateTime::compareOrder(&curDateTime,m_assertion->getNotOnOrAfter());
if (XMLDateTime::LESS_THAN)
return;
delete m_response;
delete[] m_serialized;
m_assertion=NULL;
m_response=NULL;
m_serialized=NULL;
}
if (!m_binding)
return;
auto_ptr<XMLCh> resource(XMLString::transcode(resource_url));
static const XMLCh* policies[] = { shibboleth::Constants::POLICY_CLUBSHIB };
static const saml::QName* respondWiths[] = { &g_respondWith };
// Build a SAML Request and send it to the AA.
SAMLSubject* subject=new SAMLSubject(m_handle.c_str(),m_originSite.c_str());
SAMLAttributeQuery* q=new SAMLAttributeQuery(subject,resource.get());
SAMLRequest* req=new SAMLRequest(q,respondWiths);
SAMLBinding* pBinding=CCache::g_Cache->getBinding(m_binding->getBinding());
m_response=pBinding->send(*m_binding,*req);
delete req;
// Store off the assertion for quick access. Memory mgmt is based on the response pointer.
Iterator<SAMLAssertion*> i=m_response->getAssertions();
if (i.hasNext())
m_assertion=i.next();
auto_ptr<char> h(XMLString::transcode(m_handle.c_str()));
auto_ptr<char> d(XMLString::transcode(m_originSite.c_str()));
std::fprintf(stderr,"CCacheEntry::populate() fetched and stored SAML response for %s@%s\n",
h.get(),d.get());
}
int_vec calculate_text_breaks(const xstring& text)
{
int_vec breaks;
auto it = text.begin();
bool last = false;
for (int i = 0; it != text.end(); ++it, ++i)
{
if (*it == ' ')
{
if (last) breaks.push_back(i);
last = false;
}
else last = true;
}
return breaks;
}
std::deque<xstring> split(const xstring& s, const xstring& delimitersRE)
{
std::deque<xstring> rv;
const xstring fixed = std::regex_replace(s, std::wregex(L"\r"), L"");
std::wregex rePattern(delimitersRE);
std::wsregex_token_iterator iter(fixed.begin(), fixed.end(), rePattern, -1);
std::wsregex_token_iterator end;
for (; iter != end; ++iter)
{
const xstring& item = *iter;
if (!item.empty())
rv.push_back(item);
}
return rv;
}
void break_text_lines(font_ptr font, xstring text, int total_width, str_vec& lines)
{
lines.clear();
int_vec breaks = calculate_text_breaks(text);
unsigned break_pos = 0;
xstring cand = "";
while (text.length() > 0 && break_pos<breaks.size())
{
xstring sub = text.substr(0, breaks[break_pos]);
Rect bounds = font->get_bounds(sub);
if (bounds.get_width() > total_width)
{
if (cand.empty()) return; // Not enough space for single word
lines.push_back(cand);
text = text.substr(breaks[break_pos - 1]);
text.trim();
breaks = calculate_text_breaks(text);
break_pos = 0;
}
else
{
cand = text.substr(0, breaks[break_pos]);
break_pos++;
}
}
if (text.length() > 0) lines.push_back(text.trim());
}
/* Returns a specified field of the given tag. */
bool ID3V1_TAG::GetField(ID3V1_TAG_COMP type, xstring& result, int charset) const
{
result.reset();
char buffer[32];
switch( type )
{ default:
return false;
case ID3V1_TITLE:
safecopy(buffer, title, sizeof title);
break;
case ID3V1_ARTIST:
safecopy(buffer, artist, sizeof artist);
break;
case ID3V1_ALBUM:
safecopy(buffer, album, sizeof album);
break;
case ID3V1_YEAR:
safecopy(buffer, year, sizeof year);
break;
// Since all non-filled fields must be padded with zeroed bytes
// its a good assumption that all ID3v1 readers will stop reading
// the field when they encounter a zeroed byte. If the second last
// byte of a comment field is zeroed and the last one isn't we
// have an extra byte to fill with information. As the comments
// field is to short to write anything useful in the ID3v1.1 standard
// declares that this field should be 28 characters, that the next
// byte always should be zero and that the last byte before the
// genre byte should contain which track on the CD this music
// comes from.
case ID3V1_COMMENT:
if( empty || !track )
safecopy(buffer, comment, 30);
else
safecopy(buffer, comment, sizeof comment);
break;
case ID3V1_TRACK:
if( empty || !track )
return false;
result.sprintf("%02d", track);
return true;
case ID3V1_GENRE:
if( genre <= GENRE_LARGEST )
result = genres[genre];
// We don't need to convert these 7 bit ASCII texts.
else if ( genre != 0xFF )
result.sprintf("#%u", genre);
else
return false;
return true;
}
if (!*buffer)
return false;
ch_convert(charset, buffer, CH_CP_NONE, buffer, sizeof buffer, 0);
result = buffer;
return true;
}
