ultimatepp/uppsrc/Core/Rpc/Rpc.h
cxl 537f9feb40 Core/RPC: XMLRPC now can support i8 type
git-svn-id: svn://ultimatepp.org/upp/trunk@12642 f0d560ea-af0d-0410-9eb7-867de7ffcac7
2019-01-03 10:58:01 +00:00

373 lines
10 KiB
C++

// NOTE: Because of clash with Windows rpc.h, Core/Core.h has to be included before this header
// For the same reason implementation files are in 'imp' subdirectory
#ifndef Rpc_Rpc_h
#define Rpc_Rpc_h
namespace Upp {
enum {
RPC_SERVER_JSON_ERROR = -32700, // Parse error
RPC_SERVER_JSON_REQUEST_ERROR = -32600, // Invalid Request
RPC_UNKNOWN_METHOD_ERROR = -32601, // Method not found
RPC_SERVER_PARAM_ERROR = -32602, // Invalid params
RPC_SERVER_PROCESSING_ERROR = -32000, // Server error
RPC_SERVER_XML_ERROR,
RPC_CLIENT_HTTP_ERROR = -1000000,
RPC_CLIENT_XML_ERROR,
RPC_CLIENT_JSON_ERROR,
RPC_CLIENT_RESPONSE_ERROR,
};
struct ValueTypeMismatch {};
String FormatIso8601(Time t);
Time ScanIso8601(const String& p);
Value JsonRpcData(const Value& v);
struct RawJsonText {
String json;
};
void ValueCheck(bool b);
void ValueGet(int& n, const Value& v);
void ValueGet(int64& n, const Value& v);
void ValueGet(bool& b, const Value& v);
void ValueGet(String& s, const Value& v);
void ValueGet(double& x, const Value& v);
void ValueGet(Date& x, const Value& v);
void ValueGet(Time& x, const Value& v);
void ValueGet(Value& t, const Value& v);
void ValueGet(ValueArray& va, const Value& v);
void ValueGet(ValueMap& vm, const Value& v);
template <class T>
void ValueGet(Array<T>& x, const Value& v)
{
ValueCheck(IsValueArray(v));
ValueArray va = v;
x.SetCount(va.GetCount());
for(int i = 0; i < va.GetCount(); i++)
ValueGet(x[i], va[i]);
}
template <class T>
void ValueGet(Vector<T>& x, const Value& v)
{
ValueCheck(IsValueArray(v));
ValueArray va = v;
x.SetCount(va.GetCount());
for(int i = 0; i < va.GetCount(); i++)
ValueGet(x[i], va[i]);
}
template <class T>
void ValueGet(ArrayMap<String, T>& x, const Value& v)
{
ValueCheck(IsValueMap(v));
ValueMap vm = v;
const Index<Value>& k = vm.GetKeys();
ValueArray va = vm.GetValues();
x.Clear();
for(int i = 0; i < k.GetCount(); i++)
ValueGet(x.Add(k[i]), va[i]);
}
template <class T>
void ValueGet(VectorMap<String, T>& x, const Value& v)
{
ValueCheck(IsValueMap(v));
ValueMap vm = v;
const Index<Value>& k = vm.GetKeys();
ValueArray va = vm.GetValues();
x.Clear();
for(int i = 0; i < k.GetCount(); i++)
ValueGet(x.Add(k[i]), va[i]);
}
template <class T>
void ValueGet(ArrayMap<int, T>& x, const Value& v)
{
ValueCheck(IsValueMap(v));
ValueMap vm = v;
const Index<Value>& k = vm.GetKeys();
ValueArray va = vm.GetValues();
x.Clear();
for(int i = 0; i < k.GetCount(); i++)
ValueGet(x.Add(atoi(AsString(k[i]))), va[i]);
}
template <class T>
void ValueGet(VectorMap<int, T>& x, const Value& v)
{
ValueCheck(IsValueMap(v));
ValueMap vm = v;
const Index<Value>& k = vm.GetKeys();
ValueArray va = vm.GetValues();
x.Clear();
for(int i = 0; i < k.GetCount(); i++)
ValueGet(x.Add(atoi(AsString(k[i]))), va[i]);
}
void ValuePut(Value& v, int n);
void ValuePut(Value& v, int64 n);
void ValuePut(Value& v, const String& s);
void ValuePut(Value& v, const char *s);
void ValuePut(Value& v, double x);
void ValuePut(Value& v, bool x);
void ValuePut(Value& v, const Date& x);
void ValuePut(Value& v, const Time& x);
void ValuePut(Value& v, const Value& t);
void ValuePut(Value& v, const ValueArray& va);
void ValuePut(Value& v, const ValueMap& vm);
void ValuePut(Value& v, const Json& json);
template <class T>
Value AsXmlRpcValue(const T& x)
{
Value vs;
ValuePut(vs, x);
return vs;
}
template <class T>
void ValuePut(Value& v, const Array<T>& x)
{
ValueArray va;
for(int i = 0; i < x.GetCount(); i++)
va.Add(AsXmlRpcValue(x[i]));
v = va;
}
template <class T>
void ValuePut(Value& v, const Vector<T>& x)
{
ValueArray va;
for(int i = 0; i < x.GetCount(); i++)
va.Add(AsXmlRpcValue(x[i]));
v = va;
}
template <class T>
void ValuePut(Value& v, const ArrayMap<String, T>& x)
{
ValueMap vm;
for(int i = 0; i < x.GetCount(); i++)
if(!x.IsUnlinked(i))
vm.Add(x.GetKey(i), AsXmlRpcValue(x[i]));
v = vm;
}
template <class T>
void ValuePut(Value& v, const VectorMap<String, T>& x)
{
ValueMap vm;
for(int i = 0; i < x.GetCount(); i++)
if(!x.IsUnlinked(i))
vm.Add(x.GetKey(i), AsXmlRpcValue(x[i]));
v = vm;
}
template <class T>
void ValuePut(Value& v, const ArrayMap<int, T>& x)
{
ValueMap vm;
for(int i = 0; i < x.GetCount(); i++)
if(!x.IsUnlinked(i))
vm.Add(AsString(x.GetKey(i)), AsXmlRpcValue(x[i]));
v = vm;
}
template <class T>
void ValuePut(Value& v, const VectorMap<int, T>& x)
{
ValueMap vm;
for(int i = 0; i < x.GetCount(); i++)
if(!x.IsUnlinked(i))
vm.Add(AsString(x.GetKey(i)), AsXmlRpcValue(x[i]));
v = vm;
}
Value ParseXmlRpcValue(XmlParser& p);
Value ParseXmlRpcParam(XmlParser& p);
ValueArray ParseXmlRpcParams(XmlParser& p);
struct RpcGet {
Value v;
template <class T>
operator T() const { T x; ValueGet(x, v); return x; }
template <class T>
T Get() const { T x; ValueGet(x, v); return x; } // Ugly workaround for MSC compiler bug
String ToString() const { return v.ToString(); }
};
struct XmlRpcDo;
struct RpcData {
String peeraddr;
ValueArray in;
int ii;
ValueMap in_map;
ValueArray out;
ValueMap out_map;
int GetRemainingCount() const { return in.GetCount() - ii; }
bool HasMore() const { return GetRemainingCount() > 0; }
Value Get() { if(ii >= in.GetCount()) return Value(); return in[ii++]; }
template <class T>
RpcData& operator>>(T& x) { ValueGet(x, Get()); return *this; }
RpcGet operator++(int) { RpcGet h; h.v = Get(); return h; }
RpcGet operator[](const char *id) { RpcGet h; h.v = in_map[id]; return h; }
template <class T>
RpcData& operator<<(const T& x) { ASSERT(out_map.GetCount() == 0); Value v; ValuePut(v, x); out.Add(v); return *this; }
template <class T>
void Set(int i, const T& x) { ASSERT(out_map.GetCount() == 0); Value v; ValuePut(v, x); out.Set(i, v); }
template <class T>
void operator=(const T& x) { out.Clear(); operator<<(x); }
void Reset() { in.Clear(); out.Clear(); ii = 0; }
void EndRpc();
RpcData() { ii = 0; rpc = NULL; }
private:
friend struct XmlRpcDo;
XmlRpcDo *rpc;
};
String FormatXmlRpcValue(const Value& _v, bool supports_i8);
String FormatXmlRpcParam(const Value& param, bool supports_i8);
String FormatXmlRpcParams(const ValueArray& params, bool supports_i8);
String FormatXmlRpcError(int code, const char *text);
void Register(const char *name, void (*method)(RpcData&), const char *group = NULL);
#define RPC_METHOD(name) void name(RpcData& rpc); INITBLOCK { Register(#name, name); } void name(RpcData& rpc)
#define RPC_GMETHOD(name, group) void name(RpcData& rpc); INITBLOCK { Register(#name, name, group); } void name(RpcData& rpc)
struct RpcError {
int code;
String text;
};
void SetRpcMethodFilter(String (*filter)(const String& methodname));
bool RpcPerform(TcpSocket& http, const char *group);
bool RpcServerLoop(int port, const char *group = NULL);
void ThrowRpcError(int code, const char *s);
void ThrowRpcError(const char *s);
class RpcRequest : public HttpRequest {
bool shorted;
RpcData data;
String method;
String error;
String faultString;
int faultCode;
bool shouldExecute;
bool json, notification;
bool supports_i8;
String protocol_version;
void Init();
public:
RpcRequest& Method(const char *name);
template <class T>
RpcRequest& operator<<(const T& x) { data << x; return *this; }
template <class T>
void Set(int i, const T& x) { data.Set(i, x); }
template <class T>
RpcRequest& Named(const char *id, const T& x) { data.out_map.Add(id, x); return *this; }
RpcGet Execute();
RpcGet Retry();
template <class T>
bool operator>>(T& x) { if(Execute().v.IsError()) return false;
try { data >> x; } catch(ValueTypeMismatch) { return false; } return true; }
RpcRequest& operator()(const char *method) { Method(method); return *this; }
#define E__Templ(I) class COMBINE(T, I)
#define E__Decl(I) const COMBINE(T, I)& COMBINE(p, I)
#define E__Param(I) *this << COMBINE(p, I)
#define E__Body(I) \
template <__List##I(E__Templ)> \
RpcRequest& operator()(const char *method, __List##I(E__Decl)) { \
Method(method); \
__List##I(E__Param); \
return *this; \
}
__Expand20(E__Body)
#undef E__Templ
#undef E__Decl
#undef E__Param
#undef E__Body
String GetFaultString() const { return faultString; }
int GetFaultCode() const { return faultCode; }
String GetError() const { return error; }
String GetMethod() const { return method; }
void ClearError();
RpcRequest& Url(const char *url);
RpcRequest& JsonRpc() { json = true; return *this; }
RpcRequest& Notification() { notification = true; return *this; }
RpcRequest& SupportsI8() { supports_i8 = true; protocol_version = "2.1"; return *this; }
RpcRequest(const char *url);
RpcRequest();
};
struct XmlRpcRequest : RpcRequest {
XmlRpcRequest(const char *url) : RpcRequest(url) {}
XmlRpcRequest() {}
};
struct JsonRpcRequest : RpcRequest {
JsonRpcRequest(const char *url) : RpcRequest(url) { JsonRpc(); }
JsonRpcRequest() { JsonRpc(); }
};
struct JsonRpcRequestNamed : RpcRequest {
template <class T>
JsonRpcRequestNamed& operator()(const char *id, const T& x) { Named(id, x); return *this; }
JsonRpcRequestNamed& operator()(const char *method) { Method(method); return *this; }
JsonRpcRequestNamed(const char *url) : RpcRequest(url) { JsonRpc(); }
JsonRpcRequestNamed() { JsonRpc(); }
};
void LogRpcRequests(bool b = true);
void LogRpcRequestsCompress(bool b);
void SetRpcServerTrace(Stream& s, int level = 1);
void SetRpcServerTraceCompress(bool compress);
void StopRpcServerTrace();
void SuppressRpcServerTraceForMethodCall();
#include "legacy.h"
}
#endif