Annotation of parser3/src/types/pa_vobject.C, revision 1.36
1.1 paf 1: /** @file
2: Parser: @b object class impl.
3:
1.34 moko 4: Copyright (c) 2001-2012 Art. Lebedev Studio (http://www.artlebedev.com)
1.1 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
6: */
7:
8: #include "pa_vobject.h"
1.7 paf 9: #include "pa_vhash.h"
10: #include "pa_vtable.h"
1.25 misha 11: #include "pa_vstring.h"
1.26 misha 12: #include "pa_vmethod_frame.h"
13: #include "pa_request.h"
1.1 paf 14:
1.36 ! moko 15: volatile const char * IDENT_PA_VOBJECT_C="$Id: pa_vobject.C,v 1.35 2012-05-23 16:26:41 moko Exp $" IDENT_PA_VOBJECT_H;
1.26 misha 16:
1.30 misha 17: Value* VObject::get_scalar_value(char* as_something) const {
1.26 misha 18: VObject* unconst_this=const_cast<VObject*>(this);
1.29 misha 19: if(Value* scalar=fclass.get_scalar(*unconst_this))
1.26 misha 20: if(Junction* junction=scalar->get_junction())
21: if(const Method *method=junction->method){
1.31 moko 22: VMethodFrame frame(*method, 0 /*no caller*/, *unconst_this);
1.30 misha 23:
24: Value *param;
25:
26: if(size_t param_count=frame.method_params_count()){
27: if(param_count==1){
28: param=new VString(*new String(as_something));
29: frame.store_params(¶m, 1);
30: } else
31: throw Exception(PARSER_RUNTIME,
32: 0,
33: "scalar getter method can't have more then 1 parameter (has %d parameters)", param_count);
34: } // no need for else frame.empty_params()
35:
1.33 moko 36: pa_thread_request().execute_method(frame);
37: return &frame.result().as_value();
1.26 misha 38: }
39: return 0;
40: }
1.5 paf 41:
1.29 misha 42: Value* VObject::as(const char* atype) {
43: return fclass.as(atype) ? this:0;
1.5 paf 44: }
1.1 paf 45:
1.7 paf 46: bool VObject::is_defined() const {
1.30 misha 47: if(Value* value=get_scalar_value("def"))
1.26 misha 48: return value->is_defined();
1.29 misha 49: return Value::is_defined();
1.7 paf 50: }
1.29 misha 51:
1.35 moko 52: Value& VObject::as_expr_result() {
1.30 misha 53: if(Value* value=get_scalar_value("expression"))
1.26 misha 54: return value->as_expr_result();
1.29 misha 55: return Value::as_expr_result();
1.7 paf 56: }
1.29 misha 57:
1.7 paf 58: int VObject::as_int() const {
1.30 misha 59: if(Value* value=get_scalar_value("int"))
1.26 misha 60: return value->as_int();
1.29 misha 61: return Value::as_int();
1.7 paf 62: }
1.29 misha 63:
1.26 misha 64: double VObject::as_double() const {
1.30 misha 65: if(Value* value=get_scalar_value("double"))
1.26 misha 66: return value->as_double();
1.29 misha 67: return Value::as_double();
1.7 paf 68: }
1.29 misha 69:
1.7 paf 70: bool VObject::as_bool() const {
1.30 misha 71: if(Value* value=get_scalar_value("bool"))
1.26 misha 72: return value->as_bool();
1.29 misha 73: return Value::as_bool();
1.7 paf 74: }
1.29 misha 75:
1.13 paf 76: VFile* VObject::as_vfile(String::Language lang, const Request_charsets *charsets) {
1.30 misha 77: if(Value* value=get_scalar_value("file"))
1.26 misha 78: return value->as_vfile(lang, charsets);
1.29 misha 79: return Value::as_vfile(lang, charsets);
1.7 paf 80: }
81:
1.13 paf 82: HashStringValue* VObject::get_hash() {
1.30 misha 83: if(Value* value=get_scalar_value("hash"))
1.29 misha 84: return value->get_hash();
85: return &ffields;
86: }
1.7 paf 87:
88: Table *VObject::get_table() {
1.30 misha 89: if(Value* value=get_scalar_value("table"))
1.29 misha 90: return value->get_table();
91: return Value::get_table();
1.7 paf 92: }
1.1 paf 93:
1.29 misha 94: Value* VObject::get_element(const String& aname) {
1.32 moko 95: // object field
1.13 paf 96: if(Value* result=ffields.get(aname))
1.8 paf 97: return result;
98:
1.32 moko 99: // class method or property, or _object_ default getter
100: return fclass.get_element(*this, aname);
1.1 paf 101: }
1.19 paf 102:
1.29 misha 103: const VJunction* VObject::put_element(const String& aname, Value* avalue, bool /*areplace*/){
1.32 moko 104: // class property
1.29 misha 105: if(const VJunction* result=fclass.put_element(*this, aname, avalue, true /*try to replace! NEVER overwrite*/))
1.32 moko 106: return result;
107:
108: // object field or default setter
109: if (is_enabled_default_setter()){
110: return ffields.put_replaced(aname, avalue) ? 0 : fclass.get_default_setter(*this, aname);
111: } else {
112: ffields.put(aname, avalue);
113: }
1.29 misha 114: return 0;
1.1 paf 115: }
1.36 ! moko 116:
! 117: const String* VObject::get_json_string(Json_options& options){
! 118: if(options.default_method){
! 119: Junction* junction=options.default_method->get_junction();
! 120: VMethodFrame frame(*junction->method, options.r->method_frame, junction->self);
! 121:
! 122: Value *params[]={new VString(*new String(options.key, String::L_JSON)), this, options.params ? options.params : VVoid::get()};
! 123: frame.store_params(params, 3);
! 124:
! 125: options.r->execute_method(frame);
! 126:
! 127: return &frame.result().as_string();
! 128: }
! 129: return options.hash_json_string(*get_hash());
! 130: }
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