Annotation of parser3/src/classes/int.C, revision 1.63
1.18 paf 1: /** @file
2: Parser: @b int parser class.
3:
1.60 moko 4: Copyright (c) 2001-2012 Art. Lebedev Studio (http://www.artlebedev.com)
1.40 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.45 paf 6: */
1.18 paf 7:
1.22 paf 8: #include "classes.h"
1.50 paf 9: #include "pa_vmethod_frame.h"
10:
1.1 paf 11: #include "pa_request.h"
12: #include "pa_vdouble.h"
13: #include "pa_vint.h"
1.56 misha 14: #include "pa_vbool.h"
1.1 paf 15:
1.63 ! moko 16: volatile const char * IDENT_INT_C="$Id: int.C,v 1.62 2013/03/09 22:58:50 moko Exp $" IDENT_PA_VINT_H;
1.60 moko 17:
1.20 paf 18: // externs
1.1 paf 19:
1.50 paf 20: void _string_format(Request& r, MethodParams&);
1.20 paf 21:
22: // class
23:
1.50 paf 24: class MInt: public Methoded {
1.20 paf 25: public:
1.50 paf 26: MInt();
1.20 paf 27: };
1.1 paf 28:
1.50 paf 29: // global variable
30:
31: DECLARE_CLASS_VAR(int, new MInt, 0);
32:
1.1 paf 33: // methods
34:
1.63 ! moko 35: static void _int(Request& r, MethodParams&) {
1.50 paf 36: VInt& vint=GET_SELF(r, VInt);
37: r.write_no_lang(*new VInt(vint.get_int()));
1.1 paf 38: }
39:
1.63 ! moko 40: static void _double(Request& r, MethodParams&) {
1.50 paf 41: VInt& vint=GET_SELF(r, VInt);
42: r.write_no_lang(*new VDouble(vint.as_double()));
1.1 paf 43: }
44:
1.63 ! moko 45: static void _bool(Request& r, MethodParams&) {
1.56 misha 46: VInt& vint=GET_SELF(r, VInt);
1.58 misha 47: r.write_no_lang(VBool::get(vint.as_bool()));
1.56 misha 48: }
49:
1.13 paf 50: typedef void (*vint_op_func_ptr)(VInt& vint, double param);
51:
52: static void __inc(VInt& vint, double param) { vint.inc((int)param); }
53: static void __dec(VInt& vint, double param) { vint.inc((int)-param); }
54: static void __mul(VInt& vint, double param) { vint.mul(param); }
55: static void __div(VInt& vint, double param) { vint.div(param); }
56: static void __mod(VInt& vint, double param) { vint.mod((int)param); }
57:
1.50 paf 58: static void vint_op(Request& r, MethodParams& params,
1.13 paf 59: vint_op_func_ptr func) {
1.50 paf 60: VInt& vint=GET_SELF(r, VInt);
61: double param=params.count()?params.as_double(0, "param must be numerical", r):1;
62: (*func)(vint, param);
1.1 paf 63: }
64:
1.50 paf 65: static void _inc(Request& r, MethodParams& params) { vint_op(r, params, &__inc); }
66: static void _dec(Request& r, MethodParams& params) { vint_op(r, params, &__dec); }
67: static void _mul(Request& r, MethodParams& params) { vint_op(r, params, &__mul); }
68: static void _div(Request& r, MethodParams& params) { vint_op(r, params, &__div); }
69: static void _mod(Request& r, MethodParams& params) { vint_op(r, params, &__mod); }
1.15 paf 70:
1.26 parser 71: // from string.C
1.61 moko 72: extern const String* sql_result_string(Request& r, MethodParams& params, Value*& default_code);
73:
1.50 paf 74: static void _sql(Request& r, MethodParams& params) {
1.31 parser 75: int val;
1.50 paf 76: Value* default_code=0;
1.61 moko 77: if(const String* string=sql_result_string(r, params, default_code))
1.31 parser 78: val=string->as_int();
79: else
1.36 parser 80: if(default_code)
1.43 paf 81: val=r.process_to_value(*default_code).as_int();
1.36 parser 82: else {
1.57 misha 83: throw Exception(PARSER_RUNTIME,
1.50 paf 84: 0,
1.36 parser 85: "produced no result, but no default option specified");
1.31 parser 86: }
1.50 paf 87: r.write_no_lang(*new VInt(val));
1.25 parser 88: }
89:
1.20 paf 90: // constructor
91:
1.50 paf 92: MInt::MInt(): Methoded("int") {
1.9 paf 93: // ^int.int[]
1.62 moko 94: // ^int.int[default for ^string.int compatibility]
1.42 paf 95: add_native_method("int", Method::CT_DYNAMIC, _int, 0, 1);
1.9 paf 96: // ^int.double[]
1.62 moko 97: // ^int.double[default for ^string.double compatibility]
1.42 paf 98: add_native_method("double", Method::CT_DYNAMIC, _double, 0, 1);
1.62 moko 99: // ^int.bool[]
100: // ^int.bool[default for ^string.bool compatibility]
1.56 misha 101: add_native_method("bool", Method::CT_DYNAMIC, _bool, 0, 1);
102:
1.9 paf 103: // ^int.inc[]
104: // ^int.inc[offset]
1.20 paf 105: add_native_method("inc", Method::CT_DYNAMIC, _inc, 0, 1);
1.13 paf 106: // ^int.dec[]
107: // ^int.dec[offset]
1.20 paf 108: add_native_method("dec", Method::CT_DYNAMIC, _dec, 0, 1);
1.13 paf 109: // ^int.mul[k]
1.20 paf 110: add_native_method("mul", Method::CT_DYNAMIC, _mul, 1, 1);
1.13 paf 111: // ^int.div[d]
1.20 paf 112: add_native_method("div", Method::CT_DYNAMIC, _div, 1, 1);
1.13 paf 113: // ^int.mod[offset]
1.20 paf 114: add_native_method("mod", Method::CT_DYNAMIC, _mod, 1, 1);
1.13 paf 115:
1.12 paf 116:
1.18 paf 117: // ^int.format{format}
1.20 paf 118: add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1);
1.26 parser 119:
1.32 parser 120: // ^sql[query]
121: // ^sql[query][$.limit(1) $.offset(2) $.default(0)]
1.30 parser 122: add_native_method("sql", Method::CT_STATIC, _sql, 1, 2);
1.1 paf 123: }
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