// should be called only after setStatus, addHeader and addContent
void MTD_FLASHMEM HTTPResponse::flush()
{
// status line
m_httpHandler->getSocket()->writeFmt(FSTR("HTTP/1.1 %s\r\n"), m_status);
// HTTPResponse headers
addHeader(FSTR("Connection"), FSTR("close"));
// user headers
for (uint32_t i = 0; i != m_headers.getItemsCount(); ++i)
{
Fields::Item* item = m_headers[i];
m_httpHandler->getSocket()->writeFmt(FSTR("%s: %s\r\n"), APtr<char>(t_strdup(item->key)).get(), APtr<char>(t_strdup(item->value)).get());
}
// content length header
m_httpHandler->getSocket()->writeFmt(FSTR("%s: %d\r\n\r\n"), STR_Content_Length, m_content.getItemsCount());
// actual content
if (m_content.getItemsCount() > 0)
{
CharChunksIterator iter = m_content.getIterator();
CharChunkBase* chunk = iter.getCurrentChunk();
while (chunk)
{
m_httpHandler->getSocket()->write((uint8_t const*)chunk->data, chunk->getItems());
chunk = iter.moveToNextChunk();
}
m_content.clear();
}
}
// should be called only after setStatus, addHeader and addContent
void MTD_FLASHMEM HTTPResponse::flush() {
// headers
flushHeaders(m_content.getItemsCount());
// actual content
if (m_content.getItemsCount() > 0) {
CharChunksIterator iter = m_content.getIterator();
CharChunkBase *chunk = iter.getCurrentChunk();
while (chunk) {
if (m_httpHandler->getSocket()->write((uint8_t const *)chunk->data, chunk->getItems()) < 0)
break;
chunk = iter.moveToNextChunk();
}
m_content.clear();
}
}
void MTD_FLASHMEM HTTPHandler::connectionHandler() {
getSocket()->setTimeOut(TIMEOUT);
while (getSocket()->isConnected()) {
CharChunkBase *chunk = m_receivedData.addChunk(CHUNK_CAPACITY);
int32_t bytesRecv = getSocket()->read(chunk->data, CHUNK_CAPACITY);
if (bytesRecv <= 0)
break;
chunk->setItems(bytesRecv);
if (processRequest())
break;
}
m_receivedData.clear();
m_request.query.clear();
m_request.headers.clear();
m_request.form.clear();
}
void MTD_FLASHMEM HTTPHandler::processXWWWFormUrlEncoded(CharChunksIterator headerEnd, int32_t contentLength) {
// look for data (maybe POST data)
if (contentLength > 0) {
// download additional content
int32_t missingBytes = headerEnd.getPosition() + contentLength - m_receivedData.getItemsCount();
while (getSocket()->isConnected() && missingBytes > 0) {
int32_t bytesToRead = (CHUNK_CAPACITY < missingBytes ? CHUNK_CAPACITY : missingBytes);
CharChunkBase *chunk = m_receivedData.addChunk(bytesToRead);
int32_t bytesRecv = getSocket()->read(chunk->data, bytesToRead);
if (bytesRecv <= 0)
break;
chunk->setItems(bytesRecv);
missingBytes -= chunk->getItems();
}
m_receivedData.append(0); // add additional terminating "0"
CharChunksIterator contentStart = m_receivedData.getIterator(); // cannot use directly headerEnd because added data
contentStart += headerEnd.getPosition();
extractURLEncodedFields(contentStart, CharChunksIterator(), &m_request.form);
}
dispatch();
}
