msl::http_response msl::post_request(const std::string& host,const std::string& request,const std::string& data)
{
msl::http_response ret{"",{},""};
msl::tcp_socket_t client("0.0.0.0:0>"+host);
client.open();
if(!client.good())
return ret;
std::string request_header="POST "+request+" HTTP/1.1\r\n";
request_header+="Connection: close\r\n";
request_header+="Content-Length: "+std::to_string(data.size())+"\r\n";
request_header+="Content-Type: text/plain\r\n";
request_header+="\r\n";
request_header+=data;
client.write(request_header);
std::string response="";
uint8_t temp;
while(client.available()>=0&&client.read(&temp,1)==1)
response+=temp;
client.close();
return parse_http_response(response);
}
msl::http_response msl::get_request(const std::string& host,const std::string& request)
{
msl::http_response ret{"",{},""};
msl::tcp_socket_t client("0.0.0.0:0>"+host);
client.open();
if(!client.good())
return ret;
std::string request_header="GET "+request+" HTTP/1.1\r\n";
request_header+="Connection: close\r\n";
request_header+="\r\n";
client.write(request_header);
std::string response="";
uint8_t temp;
while(client.available()>=0&&client.read(&temp,1)==1)
response+=temp;
client.close();
return parse_http_response(response);
}
bool CHttpClient::ParseHeaders(String& strBuffer, int& iBufferSize)
{
// Find the header size, testing code, but should work
mg_request_info info;
char* buf = new char[iBufferSize];
memcpy(buf, strBuffer.C_String(), iBufferSize);
parse_http_response(buf, strBuffer.GetLength(), &info);
String buf_header;
int iHeaderSize = 0;
for(int i = 0; i < info.num_headers; ++i)
{
buf_header.AppendF("%s: %s\r\n", info.http_headers[i].name, info.http_headers[i].value);
}
iHeaderSize = buf_header.GetLength();
iHeaderSize += (info.request_method != NULL ? strlen(info.request_method) : 0) + (info.uri != NULL ? strlen(info.uri) : 0) + (info.http_version != NULL ? strlen(info.http_version) : 0) + strlen("\r\n\r\n\r\n");
iBufferSize -= iHeaderSize;
strBuffer.Erase(0, iHeaderSize);
m_headerMap["HeaderSize"] = iHeaderSize;
// ADAMIX/JENKSTA: commented out this code because doesn't work properly. Are we really need to parse headers?
/*// Ignore all initial whitespace
unsigned int uiWhiteSpace = 0;
for(unsigned int i = 0; i < (unsigned int)iBufferSize; i++)
{
// Is this whitespace?
if(strBuffer[i] == ' ')
{
// Increment the whitespace amount
uiWhiteSpace++;
continue;
}
// Finished
break;
}
// Remove whitespace
if(uiWhiteSpace > 0)
strBuffer.Erase(0, uiWhiteSpace);
// Ignore the version, status code and status message
// TODO: Use this information?
// Will be in format 'HTTP/1.0 200 OK\r\n'
unsigned int uiIgnore = strBuffer.Find("\r\n");
if(uiIgnore == String::nPos)
return false;
strBuffer.Erase(0, (uiIgnore + 2));
iBufferSize -= (uiIgnore + 2);
// Find all headers
unsigned int uiContentLength = String::nPos;
unsigned int uiNameSplit;
unsigned int uiValueSplit;
while((uiNameSplit = strBuffer.Find(": ")) != String::nPos)
{
// Do we have a content length?
if(uiContentLength != String::nPos)
{
// Get the content start
unsigned int uiContentStart = (iBufferSize - uiContentLength);
// Is the find over the content start?
if(uiNameSplit >= uiContentStart)
break;
}
// Find the value end
uiValueSplit = strBuffer.Find("\r\n");
// Did we not find a value end?
if(uiValueSplit == String::nPos)
return false;
// Get the header name
String strName = strBuffer.SubStr(0, uiNameSplit);
// If this is an accept-ranges header get the value from the next header
// jenksta: not sure if this is right, but this is how it works with 'accept-ranges: bytes'
// in mongoose
if(!strName.ICompare("accept-ranges"))
{
// Find the value end
uiValueSplit = strBuffer.Find("\r\n", (uiValueSplit + 2));
// Did we not find a value end?
if(uiValueSplit == String::nPos)
return false;
}
// Get the header value
String strValue = strBuffer.SubStr((uiNameSplit + 2), (uiValueSplit - (uiNameSplit + 2)));
// Add the header to the header map
m_headerMap[strName] = strValue;
// Erase the header from the buffer
strBuffer.Erase(0, (uiValueSplit + 2));
iBufferSize -= (uiValueSplit + 2);
// Is this the content length header?
if(!strName.ICompare("content-length"))
{
// Set the content length
uiContentLength = strValue.ToInteger();
}
}
// Did we not get any headers?
if(m_headerMap.empty())
return false;
*/
// Success
return true;
}
