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| version 1.24, 2001/05/08 06:07:47 | version 1.50, 2003/07/24 11:31:20 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: @b int parser class. | Parser: @b int parser class. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | |
| Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf) | |
| $Id$ | |
| */ | */ |
| static const char* IDENT_INT_C="$Date$"; | |
| #include "classes.h" | #include "classes.h" |
| #include "pa_vmethod_frame.h" | |
| #include "pa_request.h" | #include "pa_request.h" |
| #include "pa_vdouble.h" | #include "pa_vdouble.h" |
| #include "pa_vint.h" | #include "pa_vint.h" |
| // externs | // externs |
| void _string_format(Request& r, const String& method_name, MethodParams *); | void _string_format(Request& r, MethodParams&); |
| // defines | |
| #define INT_CLASS_NAME "int" | |
| // class | // class |
| class MInt : public Methoded { | class MInt: public Methoded { |
| public: | public: |
| MInt(Pool& pool); | MInt(); |
| public: // Methoded | public: // Methoded |
| bool used_directly() { return false; } | bool used_directly() { return true; } |
| }; | }; |
| // global variable | |
| DECLARE_CLASS_VAR(int, new MInt, 0); | |
| // methods | // methods |
| static void _int(Request& r, const String& method_name, MethodParams *) { | static void _int(Request& r, MethodParams& params) { |
| Pool& pool=r.pool(); | // just checking (default) syntax validity, never really using it here, just for string.int compatibility |
| VInt *vint=static_cast<VInt *>(r.self); | if(params.count()>0) |
| Value& result=*new(pool) VInt(pool, vint->get_int()); | params.as_junction(0, "default must be int"); |
| result.set_name(method_name); | |
| r.write_no_lang(result); | VInt& vint=GET_SELF(r, VInt); |
| r.write_no_lang(*new VInt(vint.get_int())); | |
| } | } |
| static void _double(Request& r, const String& method_name, MethodParams *) { | static void _double(Request& r, MethodParams& params) { |
| Pool& pool=r.pool(); | // just checking (default) syntax validity, never really using it here, just for string.doube compatibility |
| VInt *vint=static_cast<VInt *>(r.self); | if(params.count()>0) |
| Value& result=*new(pool) VDouble(pool, vint->as_double()); | params.as_junction(0, "default must be double"); |
| result.set_name(method_name); | |
| r.write_no_lang(result); | VInt& vint=GET_SELF(r, VInt); |
| r.write_no_lang(*new VDouble(vint.as_double())); | |
| } | } |
| typedef void (*vint_op_func_ptr)(VInt& vint, double param); | typedef void (*vint_op_func_ptr)(VInt& vint, double param); |
| Line 56 static void __mul(VInt& vint, double par | Line 59 static void __mul(VInt& vint, double par |
| static void __div(VInt& vint, double param) { vint.div(param); } | static void __div(VInt& vint, double param) { vint.div(param); } |
| static void __mod(VInt& vint, double param) { vint.mod((int)param); } | static void __mod(VInt& vint, double param) { vint.mod((int)param); } |
| static void vint_op(Request& r, MethodParams *params, | static void vint_op(Request& r, MethodParams& params, |
| vint_op_func_ptr func) { | vint_op_func_ptr func) { |
| VInt *vint=static_cast<VInt *>(r.self); | VInt& vint=GET_SELF(r, VInt); |
| double param=params->size()? | double param=params.count()?params.as_double(0, "param must be numerical", r):1; |
| r.process( | (*func)(vint, param); |
| params->get(0), | |
| 0/*no name*/, | |
| false/*don't intercept string*/).as_double():1; | |
| (*func)(*vint, param); | |
| } | } |
| static void _inc(Request& r, const String&, MethodParams *params) { vint_op(r, params, &__inc); } | static void _inc(Request& r, MethodParams& params) { vint_op(r, params, &__inc); } |
| static void _dec(Request& r, const String&, MethodParams *params) { vint_op(r, params, &__dec); } | static void _dec(Request& r, MethodParams& params) { vint_op(r, params, &__dec); } |
| static void _mul(Request& r, const String&, MethodParams *params) { vint_op(r, params, &__mul); } | static void _mul(Request& r, MethodParams& params) { vint_op(r, params, &__mul); } |
| static void _div(Request& r, const String&, MethodParams *params) { vint_op(r, params, &__div); } | static void _div(Request& r, MethodParams& params) { vint_op(r, params, &__div); } |
| static void _mod(Request& r, const String&, MethodParams *params) { vint_op(r, params, &__mod); } | static void _mod(Request& r, MethodParams& params) { vint_op(r, params, &__mod); } |
| // from string.C | |
| extern | |
| const String* sql_result_string(Request& r, MethodParams& params, | |
| HashStringValue*& options, Value*& default_code); | |
| static void _sql(Request& r, MethodParams& params) { | |
| int val; | |
| HashStringValue* options; | |
| Value* default_code=0; | |
| if(const String* string=sql_result_string(r, params, options, default_code)) | |
| val=string->as_int(); | |
| else | |
| if(default_code) | |
| val=r.process_to_value(*default_code).as_int(); | |
| else { | |
| throw Exception("parser.runtime", | |
| 0, | |
| "produced no result, but no default option specified"); | |
| val=0; //calm, compiler | |
| } | |
| r.write_no_lang(*new VInt(val)); | |
| } | |
| // constructor | // constructor |
| MInt::MInt(Pool& apool) : Methoded(apool) { | MInt::MInt(): Methoded("int") { |
| set_name(*NEW String(pool(), INT_CLASS_NAME)); | |
| // ^int.int[] | // ^int.int[] |
| add_native_method("int", Method::CT_DYNAMIC, _int, 0, 0); | add_native_method("int", Method::CT_DYNAMIC, _int, 0, 1); |
| // ^int.double[] | // ^int.double[] |
| add_native_method("double", Method::CT_DYNAMIC, _double, 0, 0); | add_native_method("double", Method::CT_DYNAMIC, _double, 0, 1); |
| // ^int.inc[] | // ^int.inc[] |
| // ^int.inc[offset] | // ^int.inc[offset] |
| Line 101 MInt::MInt(Pool& apool) : Methoded(apool | Line 119 MInt::MInt(Pool& apool) : Methoded(apool |
| // ^int.format{format} | // ^int.format{format} |
| add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1); | add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1); |
| } | |
| // global variable | |
| Methoded *int_class; | |
| // creator | |
| Methoded *MInt_create(Pool& pool) { | // ^sql[query] |
| return int_class=new(pool) MInt(pool); | // ^sql[query][$.limit(1) $.offset(2) $.default(0)] |
| add_native_method("sql", Method::CT_STATIC, _sql, 1, 2); | |
| } | } |