MTD_FLASHMEM bool MultipartFormDataProcessor::extractParameter(char const *name, CharChunksIterator curpos,
CharChunksIterator *nameBegin, CharChunksIterator *begin,
CharChunksIterator *end) {
if (curpos != CharChunksIterator()) {
*nameBegin = t_strstr(curpos, CharIterator(name));
if (*nameBegin != CharChunksIterator()) {
// bypass "name"
CharChunksIterator it = *nameBegin + f_strlen(name);
// bypass spaces and a quote
bool hasQuote = false;
for (; it != CharChunksIterator() && (isspace(*it) || *it == '"'); ++it)
if (*it == '"')
hasQuote = true;
*begin = it;
// look for spaces or a quote
while (it != CharChunksIterator() && ((!hasQuote && !isspace(*it)) || (hasQuote && *it != '"')))
++it;
*end = it;
return true;
}
}
return false;
}
void MTD_FLASHMEM HTTPHandler::dispatch() {
for (uint32_t i = 0; i != m_routesCount; ++i) {
if (f_strcmp(FSTR("*"), m_routes[i].page) == 0 ||
t_strcmp(m_request.requestedPage, CharIterator(m_routes[i].page)) == 0) {
(this->*m_routes[i].pageHandler)();
return;
}
}
// not found (routes should always have route "*" to handle 404 not found)
}
bool MTD_FLASHMEM HTTPHandler::processRequest() {
// look for 0x0D 0x0A 0x0D 0x0A
CharChunksIterator headerEnd =
t_strstr(m_receivedData.getIterator(), CharChunksIterator(), CharIterator(FSTR("\x0D\x0A\x0D\x0A")));
if (headerEnd.isValid()) {
// move header end after CRLFCRLF
headerEnd += 4;
CharChunksIterator curc = m_receivedData.getIterator();
// extract method (GET, POST, etc..)
CharChunksIterator method = curc;
while (curc != headerEnd && *curc != ' ')
++curc;
*curc++ = 0; // ends method
if (t_strcmp(method, CharIterator(FSTR("GET"))) == 0)
m_request.method = Get;
else if (t_strcmp(method, CharIterator(FSTR("POST"))) == 0)
m_request.method = Post;
else if (t_strcmp(method, CharIterator(FSTR("HEAD"))) == 0)
m_request.method = Head;
else
m_request.method = Unsupported;
// extract requested page and query parameters
m_request.requestedPage = curc;
while (curc != headerEnd) {
if (*curc == '?') {
*curc++ = 0; // ends requestedPage
curc = extractURLEncodedFields(curc, headerEnd, &m_request.query);
break;
} else if (*curc == ' ') {
*curc++ = 0; // ends requestedPage
break;
}
++curc;
}
// bypass HTTP version
while (curc != headerEnd && *curc != 0x0D)
++curc;
// extract headers
curc = extractHeaders(curc, headerEnd, &m_request.headers);
// get content length (may be NULL)
char const *contentLengthStr = m_request.headers[STR_Content_Length];
int32_t contentLength = contentLengthStr ? strtol(contentLengthStr, NULL, 10) : 0;
if (m_request.method == Post) {
// check content type (POST)
char const *contentType = m_request.headers[STR_Content_Type];
if (contentType && f_strstr(contentType, FSTR("multipart/form-data"))) {
//// content type is multipart/form-data
processMultipartFormData(headerEnd, contentLength, contentType);
} else if (contentType == NULL ||
(contentType && f_strstr(contentType, FSTR("application/x-www-form-urlencoded")))) {
//// content type is application/x-www-form-urlencoded
processXWWWFormUrlEncoded(headerEnd, contentLength);
}
} else
dispatch();
return true;
} else {
// header is not complete
return false;
}
}
void MTD_FLASHMEM DefaultHTTPHandler::dispatch()
{
#if (FDV_INCLUDE_SERIALBINARY == 1)
if (ConfigurationManager::getSerialBinary() && ConfigurationManager::getSerialBinary()->isReady())
{
StringList* routes = ConfigurationManager::getSerialBinary()->getHTTPRoutes();
if (routes)
{
for (uint32_t i = 0; i != routes->size(); ++i)
{
if (f_strcmp(FSTR("*"), routes->getItem(i)) == 0 || t_strcmp(getRequest().requestedPage, CharIterator(routes->getItem(i))) == 0)
{
ConfigurationManager::getSerialBinary()->send_CMD_HTTPREQUEST(i, this);
return;
}
}
}
}
#endif
HTTPHandler::dispatch();
}
