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| version 1.1, 2001/03/09 08:19:46 | version 1.77, 2026/05/06 20:19:02 |
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| /* | /** @file |
| $Id$ | Parser: @b int parser class. |
| Copyright (c) 2001-2026 Art. Lebedev Studio (https://www.artlebedev.com) | |
| Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru> | |
| */ | */ |
| #include "classes.h" | |
| #include "pa_vmethod_frame.h" | |
| #include "pa_request.h" | #include "pa_request.h" |
| #include "_int.h" | |
| #include "pa_vdouble.h" | #include "pa_vdouble.h" |
| #include "pa_vint.h" | #include "pa_vint.h" |
| #include "pa_vbool.h" | |
| volatile const char * IDENT_INT_C="$Id$" IDENT_PA_VINT_H; | |
| // externs | |
| // global var | void _string_format(Request& r, MethodParams&); |
| VClass *int_class; | // class |
| class MInt: public Methoded { | |
| public: | |
| MInt(); | |
| }; | |
| // global variable | |
| DECLARE_CLASS_VAR(int, new MInt); | |
| // methods | // methods |
| static void _int(Request& r, Array *) { | static void _int(Request& r, MethodParams&) { |
| Pool& pool=r.pool(); | VInt& vint=GET_SELF(r, VInt); |
| VInt *vint=static_cast<VInt *>(r.self); | r.write(*new VInt(vint.get_int())); |
| Value& value=*new(pool) VInt(pool, vint->get_int()); | |
| r.wcontext->write(value); | |
| } | } |
| static void _double(Request& r, Array *) { | static void _double(Request& r, MethodParams&) { |
| Pool& pool=r.pool(); | VInt& vint=GET_SELF(r, VInt); |
| VInt *vint=static_cast<VInt *>(r.self); | r.write(*new VDouble(vint.as_double())); |
| Value& value=*new(pool) VDouble(pool, vint->get_double()); | |
| r.wcontext->write(value); | |
| } | } |
| static void _inc(Request& r, Array *params) { | static void _bool(Request& r, MethodParams&) { |
| VInt *vint=static_cast<VInt *>(r.self); | VInt& vint=GET_SELF(r, VInt); |
| int increment=params->size()? | r.write(VBool::get(vint.as_bool())); |
| static_cast<int>(static_cast<Value *>(params->get(0))->get_double()):1; | |
| vint->inc(increment); | |
| } | } |
| void initialize_int_class(Pool& pool) { | typedef void (*vint_op_func_ptr)(VInt& vint, double param); |
| int_class=new(pool) VClass(pool); | |
| // ^int.int[] | static void __inc(VInt& vint, double param) { vint.inc(param); } |
| String& INT_NAME=*new(pool) String(pool); | static void __dec(VInt& vint, double param) { vint.inc(-param); } |
| INT_NAME.APPEND_CONST("int"); | static void __mul(VInt& vint, double param) { vint.mul(param); } |
| static void __div(VInt& vint, double param) { vint.div(param); } | |
| static void __mod(VInt& vint, double param) { vint.mod(clip2wint(param)); } | |
| static void vint_op(Request& r, MethodParams& params, vint_op_func_ptr func) { | |
| VInt& vint=GET_SELF(r, VInt); | |
| double param=params.count()?params.as_double(0, "param must be numerical", r):1; | |
| (*func)(vint, param); | |
| } | |
| Method& INT_METHOD=*new(pool) Method(pool, | static void _inc(Request& r, MethodParams& params) { vint_op(r, params, &__inc); } |
| INT_NAME, | static void _dec(Request& r, MethodParams& params) { vint_op(r, params, &__dec); } |
| 0, 0, // min,max numbered_params_count | static void _mul(Request& r, MethodParams& params) { vint_op(r, params, &__mul); } |
| 0/*params_names*/, 0/*locals_names*/, | static void _div(Request& r, MethodParams& params) { vint_op(r, params, &__div); } |
| 0/*parser_code*/, _int | static void _mod(Request& r, MethodParams& params) { vint_op(r, params, &__mod); } |
| ); | |
| int_class->add_method(INT_NAME, INT_METHOD); | static void _plus_plus(Request& r, MethodParams& params) { |
| VInt& vint=GET_SELF(r, VInt); | |
| r.write(*new VInt(vint)); | |
| vint.inc(1); | |
| } | |
| // ^int.int[] | static void _minus_minus(Request& r, MethodParams& params) { |
| String& DOUBLE_NAME=*new(pool) String(pool); | VInt& vint=GET_SELF(r, VInt); |
| DOUBLE_NAME.APPEND_CONST("int"); | r.write(*new VInt(vint)); |
| vint.inc(-1); | |
| } | |
| Method& DOUBLE_METHOD=*new(pool) Method(pool, | // from string.C |
| DOUBLE_NAME, | extern const String* sql_result_string(Request& r, MethodParams& params, Value*& default_code); |
| 0, 0, // min,max numbered_params_count | |
| 0/*params_names*/, 0/*locals_names*/, | static void _sql(Request& r, MethodParams& params) { |
| 0/*parser_code*/, _int | pa_wint val; |
| ); | Value* default_code=0; |
| int_class->add_method(DOUBLE_NAME, DOUBLE_METHOD); | if(const String* string=sql_result_string(r, params, default_code)) |
| val=string->as_wint(); | |
| // ^int.inc[] ^int.inc[offset] | else |
| String& INC_NAME=*new(pool) String(pool); | if(default_code) |
| INC_NAME.APPEND_CONST("inc"); | val=r.process(*default_code).as_wint(); |
| else { | |
| Method& INC_METHOD=*new(pool) Method(pool, | throw Exception(PARSER_RUNTIME, 0, "produced no result, but no default option specified"); |
| INC_NAME, | } |
| 0, 1, // min,max numbered_params_count | r.write(*new VInt(val)); |
| 0/*params_names*/, 0/*locals_names*/, | |
| 0/*parser_code*/, _inc | |
| ); | |
| int_class->add_method(INC_NAME, INC_METHOD); | |
| } | } |
| // constructor | |
| MInt::MInt(): Methoded("int") { | |
| // ^int.int[] | |
| // ^int.int[default for ^string.int compatibility] | |
| add_native_method("int", Method::CT_DYNAMIC, _int, 0, 1); | |
| // ^int.double[] | |
| // ^int.double[default for ^string.double compatibility] | |
| add_native_method("double", Method::CT_DYNAMIC, _double, 0, 1); | |
| // ^int.bool[] | |
| // ^int.bool[default for ^string.bool compatibility] | |
| add_native_method("bool", Method::CT_DYNAMIC, _bool, 0, 1); | |
| // ^int.inc[] | |
| // ^int.inc[offset] | |
| add_native_method("inc", Method::CT_DYNAMIC, _inc, 0, 1); | |
| // ^int.dec[] | |
| // ^int.dec[offset] | |
| add_native_method("dec", Method::CT_DYNAMIC, _dec, 0, 1); | |
| // ^int.++[] | |
| add_native_method("++", Method::CT_DYNAMIC, _plus_plus, 0, 0); | |
| // ^int.--[] | |
| add_native_method("--", Method::CT_DYNAMIC, _minus_minus, 0, 0); | |
| // ^int.mul[k] | |
| add_native_method("mul", Method::CT_DYNAMIC, _mul, 1, 1); | |
| // ^int.div[d] | |
| add_native_method("div", Method::CT_DYNAMIC, _div, 1, 1); | |
| // ^int.mod[offset] | |
| add_native_method("mod", Method::CT_DYNAMIC, _mod, 1, 1); | |
| // ^int.format{format} | |
| add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1); | |
| // ^sql[query] | |
| // ^sql[query][$.limit(1) $.offset(2) $.default(0)] | |
| add_native_method("sql", Method::CT_STATIC, _sql, 1, 2); | |
| } |