bool AbstractCarrier::defaultSendIndex(ConnectionState& proto, SizedWriter& writer)
{
writeYarpInt(10, proto);
int len = (int)writer.length();
char lens[] = { (char)len, (char)1,
(char)-1, (char)-1, (char)-1, (char)-1,
(char)-1, (char)-1, (char)-1, (char)-1 };
Bytes b(lens, 10);
OutputStream& os = proto.os();
os.write(b);
NetInt32 numberSrc;
Bytes number((char*)&numberSrc, sizeof(NetInt32));
for (int i=0; i<len; i++) {
NetType::netInt((int)writer.length(i), number);
os.write(number);
}
NetType::netInt(0, number);
os.write(number);
return os.isOk();
}
bool yarp::os::impl::NameserCarrier::write(Protocol& proto, SizedWriter& writer) {
String target = firstSend?"VER ":"NAME_SERVER ";
Bytes b((char*)target.c_str(),target.length());
proto.os().write(b);
String txt;
// ancient nameserver can't deal with quotes
for (size_t i=0; i<writer.length(); i++) {
for (size_t j=0; j<writer.length(i); j++) {
char ch = writer.data(i)[j];
if (ch!='\"') {
txt += ch;
}
}
}
Bytes b2((char*)txt.c_str(),txt.length());
proto.os().write(b2);
proto.os().flush();
firstSend = false;
return proto.os().isOk();
}
bool yarp::os::impl::HttpCarrier::write(Protocol& proto, SizedWriter& writer) {
DummyConnector con;
con.setTextMode(true);
for (size_t i=writer.headerLength(); i<writer.length(); i++) {
con.getWriter().appendBlock(writer.data(i),writer.length(i));
}
Bottle b;
b.read(con.getReader());
ConstString body = b.find("web").toString();
if (body.length()!=0) {
ConstString header;
header += NetType::toHexString(body.length()).c_str();
header += "\r\n";
Bytes b2((char*)header.c_str(),header.length());
proto.os().write(b2);
Bytes b3((char*)body.c_str(),body.length());
proto.os().write(b3);
proto.os().write('\r');
proto.os().write('\n');
} else {
ConstString txt = b.toString() + "\r\n";
ConstString header;
header += NetType::toHexString(txt.length()).c_str();
header += "\r\n";
Bytes b2((char*)header.c_str(),header.length());
proto.os().write(b2);
Bytes b3((char*)txt.c_str(),txt.length());
proto.os().write(b3);
proto.os().write('\r');
proto.os().write('\n');
}
proto.os().flush();
return proto.os().isOk();
}
bool yarp::os::impl::HttpCarrier::reply(Protocol& proto, SizedWriter& writer) {
DummyConnector con;
con.setTextMode(true);
for (size_t i=writer.headerLength(); i<writer.length(); i++) {
con.getWriter().appendBlock(writer.data(i),writer.length(i));
}
Bottle b;
b.read(con.getReader());
ConstString mime = b.check("mime",Value("text/html")).asString();
ConstString body;
bool using_json = false;
if (stream!=NULL) {
if (stream->useJson()) {
mime = "text/json";
asJson(body,&b,stream->typeHint());
using_json = true;
}
}
if (b.check("web")&&!using_json) {
body = b.find("web").toString();
}
if (b.check("stream")&&!using_json) {
String header("HTTP/1.1 200 OK\r\nContent-Type: ");
header += mime;
header += "\r\n";
header += "Transfer-Encoding: chunked\r\n";
header += "\r\n";
int N = 2*1024;
header += NetType::toHexString(body.length()+N);
header += "\r\n";
Bytes b2((char*)header.c_str(),header.length());
proto.os().write(b2);
// chrome etc won't render until enough chars are received.
for (int i=0; i<N; i++) {
proto.os().write(' ');
}
Bytes b3((char*)body.c_str(),body.length());
proto.os().write(b3);
proto.os().write('\r');
proto.os().write('\n');
if (stream!=NULL) {
stream->flip();
}
return true;
}
if (stream!=NULL) {
stream->finish();
}
// Could check response codes, mime types here.
if (body.length()!=0 || using_json) {
ConstString mime = b.check("mime",Value("text/html")).asString();
String header("HTTP/1.1 200 OK\nContent-Type: ");
header += mime;
header += "\n";
header += "Access-Control-Allow-Origin: *\n";
header += "\n";
Bytes b2((char*)header.c_str(),header.length());
proto.os().write(b2);
//body = b.toString();
Bytes b3((char*)body.c_str(),body.length());
proto.os().write(b3);
} else {
writer.write(proto.os());
}
proto.os().flush();
return proto.os().isOk();
}
