/**
* parse every possible value. this method parses every possible value (defined by the xmlrpc standard)
* and returns it. This is done by calling the special functions ParsePrimitive(), ParseArray()
* and ParseStruct().
* @param p XmlParser holding the xml document
* @return the parsed Value
*/
Value XmlRpcParser::Parse(XmlParser& p) {
Value v;
p.PassTag("value");
if(p.Tag("struct")) {
v=ParseStruct(p);
p.PassEnd(); //struct
}
else if(p.Tag("array")) {
v=ParseArray(p);
p.PassEnd(); //array
}
else
v=ParsePrimitive(p);
p.PassEnd(); //value
return Value(v);
}
/**
* parse the special value "struc". this method parses the complexer value "struct" and returns it
* @param p XmlParser holding the xml document
* @return the parsed struct as Value (not ValueMap!)
*/
Value XmlRpcParser::ParseStruct(XmlParser& p) {
ValueMap vm;
Value key, data;
while(p.Tag("member")) {
for(int i=0;i<2;i++){
if(p.Tag("name")) {
key = Value(p.ReadText());
p.PassEnd(); //name
} else
data = Parse(p);
}
p.PassEnd(); //member
vm.Add(key,data);
}
return Value(vm);
}
ValueArray ParseXmlRpcParams(XmlParser& p)
{
ValueArray va;
if(p.Tag("params"))
while(!p.End())
va.Add(ParseXmlRpcParam(p));
return va;
}
/**
* parse primitve. this method parses the values, that are stored inside the Xml-document
* handled by the XmlParser \p p.
* @param p the parser holding the xml document
* @return the Value contained in the xml document
*/
Value XmlRpcParser::ParsePrimitive(XmlParser& p) {
Value v,vv;
if(p.IsText()) {
return Value(p.ReadText());
}
for(int i=0;i<7;i++) {
if(p.Tag(primitives[i])) {
switch(i) {
case 0: //string
v=Value(p.ReadText());
break;
case 1: //int
case 2: //i4
v = Value(atoi(p.ReadText()));
break;
case 3: //boolean
v = Value((bool)atoi(p.ReadText()));
break;
case 4: //double
v = Value(atof(p.ReadText()));
break;
case 5: //dateTime.iso8601
p.ReadTextE();
v=Value(Date(1970,1,1));
break;
case 6: //base64
LoadFromString(vv, p.ReadText());
v = Value(vv);
break;
default:
throw Exc("unexpected Error");
break;
}
p.PassEnd();
return Value(v);
}
}
throw Exc("unknown primitive");
}
NAMESPACE_UPP
Value ParseXmlRpcValue(XmlParser& p)
{
Value r;
p.PassTag("value");
if(p.Tag("int") || p.Tag("i4")) {
String s = p.ReadText();
CParser p(s);
if(!p.IsInt())
throw XmlError("integer expected");
r = p.ReadInt();
}
else
if(p.Tag("boolean")) {
int n = StrInt(p.ReadText());
if(n != 0 && n != 1)
throw XmlError("boolean expected");
r = (bool)n;
}
else
if(p.Tag("double")) {
String s = p.ReadText();
CParser p(s);
if(!p.IsDouble())
throw XmlError("double expected");
r = p.ReadDouble();
}
else
if(p.Tag("string") || p.Tag("base64"))
r = p.ReadText();
else
if(p.TagE("nil")) {
p.PassEnd();
return r;
}
else
if(p.Tag("dateTime.iso8601")) {
String s = TrimBoth(p.ReadText());
// 19980717T14:08:55
// 01234567890123456
if(s.GetCount() != 17 || s[8] != 'T' || s[11] != ':' || s[14] != ':')
throw XmlError("invalid dateTime format");
Time tm;
tm.year = atoi(s.Mid(0, 4));
tm.month = atoi(s.Mid(4, 2));
tm.day = atoi(s.Mid(6, 2));
tm.hour = atoi(s.Mid(9, 2));
tm.minute = atoi(s.Mid(12, 2));
tm.second = atoi(s.Mid(15, 2));
r = tm;
}
else
if(p.Tag("array")) {
ValueArray va;
p.PassTag("data");
while(!p.End())
va.Add(ParseXmlRpcValue(p));
r = va;
}
else
if(p.Tag("struct")) {
ValueMap vm;
while(p.Tag("member")) {
p.PassTag("name");
String name = p.ReadText();
p.PassEnd();
vm.Add((Value)name, ParseXmlRpcValue(p));
p.PassEnd();
}
r = vm;
}
else
throw XmlError("unknown value type");
p.PassEnd();
p.PassEnd();
return r;
}