--- parser3/src/classes/date.C 2008/02/14 10:11:16 1.78 +++ parser3/src/classes/date.C 2012/03/06 07:41:49 1.90 @@ -1,11 +1,11 @@ /** @file Parser: @b date parser class. - Copyright (c) 2001-2005 ArtLebedev Group (http://www.artlebedev.com) + Copyright (c) 2001-2012 ArtLebedev Group (http://www.artlebedev.com) Author: Alexandr Petrosian (http://paf.design.ru) */ -static const char * const IDENT_DATE_C="$Date: 2008/02/14 10:11:16 $"; +static const char * const IDENT_DATE_C="$Date: 2012/03/06 07:41:49 $"; #include "classes.h" #include "pa_vmethod_frame.h" @@ -19,12 +19,10 @@ static const char * const IDENT_DATE_C=" class MDate: public Methoded { public: // VStateless_class - Value* create_new_value(Pool&, HashStringValue&) { return new VDate(0); } + Value* create_new_value(Pool&) { return new VDate(0); } public: MDate(); -public: // Methoded - bool used_directly() { return true; } }; // global variable @@ -36,10 +34,9 @@ DECLARE_CLASS_VAR(date, new MDate, 0); class Date_calendar_table_template_columns: public ArrayString { public: Date_calendar_table_template_columns(): ArrayString(6+2) { - for(int i=0; i<=6; i++) { - char *cname=new(PointerFreeGC) char[1/*strlen("6")*/+1/*terminating 0*/]; - *this+=new String(cname, sprintf(cname, "%d", i)); // .i column name - } + for(int i=0; i<=6; i++) + *this+=new String(i, "%d"); // .i column name + *this+=new String("week"); *this+=new String("year"); } @@ -60,10 +57,23 @@ static void _now(Request& r, MethodParam vdate.set_time(t); } +static void _today(Request& r, MethodParams&) { + VDate& vdate=GET_SELF(r, VDate); + + time_t t=time(0); + + tm today=*localtime(&t); + today.tm_hour=0; + today.tm_min=0; + today.tm_sec=0; + + vdate.set_time(today); +} + /// shrinked range: 1970/1/1 to 2038/1/1 static int to_year(int iyear) { if(iyear<1970 || iyear>2038) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "year '%d' is out of valid range", iyear); return iyear; @@ -83,7 +93,7 @@ static int to_tm_year(int iyear) { // 2002:04:25 [+maybe time] /*not static, used in image.C*/ tm cstr_to_time_t(char *cstr) { if( !cstr || !*cstr ) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "empty string is not valid datetime"); @@ -127,15 +137,13 @@ date_part_set: static void _create(Request& r, MethodParams& params) { VDate& vdate=GET_SELF(r, VDate); - if(params.count()==1) { - // ^create[2002-04-25 18:14:00] - // ^create[18:14:00] - if(const String* sdate=params[0].get_string()) + if(params.count()==1){ + if(const String* sdate=params[0].get_string()){ // ^create[2002-04-25 18:14:00] ^create[18:14:00] vdate.set_time(cstr_to_time_t(sdate->cstrm())); - else { // ^create(float days) + } else { // ^create(float days) or ^create[date object] time_t t=(time_t)round(params.as_double(0, "float days must be double", r)*SECS_PER_DAY); if(t<0 || !localtime(&t)) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "invalid datetime"); vdate.set_time(t); @@ -155,13 +163,29 @@ static void _create(Request& r, MethodPa }; } -static void _sql_string(Request& r, MethodParams&) { +static void _sql_string(Request& r, MethodParams& params) { VDate& vdate=GET_SELF(r, VDate); - int size=1+ 4+1+2+1+2 +1+ 2+1+2+1+2 +1 +1; - char *buf=new(PointerFreeGC) char[size]; - size=strftime(buf, size, "%Y-%m-%d %H:%M:%S", &vdate.get_localtime()); - - r.write_assign_lang(String(buf, size)); + + VDate::sql_string_type format = VDate::sql_string_datetime; + if(params.count() > 0) { + const String& what=params.as_string(0, "'type' must be string"); + if(what.is_empty() || what == "datetime") + format = VDate::sql_string_datetime; + else if(what == "date") + format=VDate::sql_string_date; + else if(what == "time") + format=VDate::sql_string_time; + else + throw Exception(PARSER_RUNTIME, &what, "'type' must be 'date', 'time' or 'datetime'"); + } + + r.write_assign_lang(*vdate.get_sql_string(format)); +} + +static void _gmt_string(Request& r, MethodParams&) { + VDate& vdate=GET_SELF(r, VDate); + + r.write_assign_lang(*vdate.get_gmt_string()); } static void _roll(Request& r, MethodParams& params) { @@ -201,12 +225,12 @@ static void _roll(Request& r, MethodPara int saved_mon=(tmIn.tm_mon+12*100)%12; // crossing year boundary backwards t_changed_date=mktime/*normalizetime*/(&tmIn); if(t_changed_date<0) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "bad resulting time (rolled out of valid date range)"); if(oday==0 && tmIn.tm_mon!=saved_mon/*but it changed*/) { if(adjust_day <= -3/*31->28 max, so never, but...*/) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "bad resulting time (day hole still with %d day adjustment)", adjust_day ); @@ -218,7 +242,7 @@ static void _roll(Request& r, MethodPara tm *tmOut=localtime(&t_changed_date); if(!tmOut) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "bad resulting time (seconds from epoch=%d)", t_changed_date); @@ -238,7 +262,7 @@ static void _roll(Request& r, MethodPara */ if(t_changed_time<0) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "bad resulting time (after reconstruction)"); @@ -261,7 +285,7 @@ static Table& fill_month_days(Request& r time_t t=mktime(&tmIn); if(t<0) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "invalid date"); tm *tmOut=localtime(&t); @@ -274,17 +298,11 @@ static Table& fill_month_days(Request& r for(int _day=1-weekDay1; _day<=monthDays;) { Table::element_type row(new ArrayString(7)); // calculating year week no [1..54] - char *weekno_buf=0; // surely would be assigned to, but to calm down compiler - size_t weekno_size=0; // same - int weekyear=0; // same + int weekyear=0; // surely would be assigned to, but to calm down compiler + int weekno=0; // same // 0..6 week days-cells fill with month days for(int wday=0; wday<7; wday++, _day++) { - String* cell=new String; - if(_day>=1 && _day<=monthDays) { - char *buf=new(PointerFreeGC) char[2+1]; - cell->append_know_length(buf, sprintf(buf, "%02d", _day), String::L_CLEAN); - } - *row+=cell; + *row+=(_day>=1 && _day<=monthDays)?new String(_day, "%02d"):new String(); if(wday==(rus?3:4)/*thursday*/) { tm tms; @@ -295,22 +313,15 @@ static Table& fill_month_days(Request& r /*normalize*/mktime(&tms); weekyear=tms.tm_year+1900; - - const int weekno_buf_size=2+1/*for stupid snprintfs*/ +1; - - weekno_buf=new(PointerFreeGC) char[weekno_buf_size]; - VDate::yw week = VDate::CalcWeek(tms); - weekno_size=snprintf(weekno_buf, weekno_buf_size, "%02d", week.week); + weekno=VDate::CalcWeek(tms).week; } - - } - // appending year week no - *row+=new String(weekno_buf, weekno_size); - // appending year week year - { - char* buf=new(PointerFreeGC) char[4+1]; - *row+=new String(buf, sprintf(buf, "%02d", weekyear)); } + // appending week no + *row+=new String(weekno, "%02d"); + + // appending week year + *row+=new String(weekyear, "%04d"); + result+=row; } @@ -338,11 +349,11 @@ static Table& fill_week_days(Request& r, time_t t=mktime(&tmIn); if(t<0) - throw Exception(0, + throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "invalid date"); tm *tmOut=localtime(&t); - + int baseWeekDay=tmOut->tm_wday; if(rus) baseWeekDay=baseWeekDay?baseWeekDay-1:6; //sunday last @@ -352,14 +363,12 @@ static Table& fill_week_days(Request& r, for(int curWeekDay=0; curWeekDay<7; curWeekDay++, t+=SECS_PER_DAY) { tm *tmOut=localtime(&t); Table::element_type row(new ArrayString(4)); -#define WDFILL(size, value) { \ - char *buf=new(PointerFreeGC) char[size+1]; \ - *row+=new String(buf, sprintf(buf, "%0"#size"d", value)); \ - } - WDFILL(4, 1900+tmOut->tm_year); - WDFILL(2, 1+tmOut->tm_mon); - WDFILL(2, tmOut->tm_mday); - WDFILL(2, tmOut->tm_wday); + + *row+=new String(1900+tmOut->tm_year, "%04d"); + *row+=new String(1+tmOut->tm_mon, "%02d"); + *row+=new String(tmOut->tm_mday, "%02d"); + *row+=new String(tmOut->tm_wday, "%02d"); + result+=row; } @@ -395,7 +404,7 @@ static void _unix_timestamp(Request& r, r.write_no_lang(*new VInt((int)vdate.get_time())); } else { if(vdate.get_time()) - throw Exception(0, + throw Exception(PARSER_RUNTIME, 0, "date object already constructed"); @@ -406,25 +415,25 @@ static void _unix_timestamp(Request& r, } } -static void _lastday(Request& r, MethodParams& params) { +static void _last_day(Request& r, MethodParams& params) { int year; int month; if(&r.get_self() == date_class) { - // ^date:lastday(year;month) - if(params.count() == 2) { - year=to_year(params.as_int(0, "year must be int", r)); - month=to_month(params.as_int(1, "month must be int", r)); - } else + if(params.count() != 2) throw Exception(PARSER_RUNTIME, 0, "year and month must be defined"); + + // ^date:lastday(year;month) + year=to_year(params.as_int(0, "year must be int", r)); + month=to_month(params.as_int(1, "month must be int", r)); } else { // ^date.lastday[] tm &tmIn=GET_SELF(r, VDate).get_localtime(); year=tmIn.tm_year+1900; month=tmIn.tm_mon; } - r.write_assign_lang(*new VInt(getMonthDays(year, month))); + r.write_no_lang(*new VInt(getMonthDays(year, month))); } @@ -432,29 +441,39 @@ static void _lastday(Request& r, MethodP MDate::MDate(): Methoded("date") { // ^date::now[] + // ^date::now(offset float days) add_native_method("now", Method::CT_DYNAMIC, _now, 0, 1); + // ^date::today[] + add_native_method("today", Method::CT_DYNAMIC, _today, 0, 0); + // ^date::create(float days) + // ^date::create[date] + // ^date::create(year;month;day[;hour[;minute[;sec]]]) + // ^date::create[yyyy-mm-dd[ hh:mm:ss]] + // ^date::create[hh:mm:ss] add_native_method("create", Method::CT_DYNAMIC, _create, 1, 6); // old name for compatibility with <= v1.17 2002/2/18 12:13:42 paf add_native_method("set", Method::CT_DYNAMIC, _create, 1, 6); // ^date.sql-string[] - add_native_method("sql-string", Method::CT_DYNAMIC, _sql_string, 0, 0); + add_native_method("sql-string", Method::CT_DYNAMIC, _sql_string, 0, 1); + + // ^date.gmt-string[] + add_native_method("gmt-string", Method::CT_DYNAMIC, _gmt_string, 0, 0); // ^date:lastday(year;month) // ^date.lastday[] - add_native_method("lastday", Method::CT_ANY, _lastday, 0, 2); + add_native_method("last-day", Method::CT_ANY, _last_day, 0, 2); - // ^date.roll(year|month|day;+/- 1) + // ^date.roll[year|month|day](+/- 1) add_native_method("roll", Method::CT_DYNAMIC, _roll, 2, 2); - // ^date:calendar[month|montheng;year;month] = table - // ^date:calendar[week|weekeng;year;month;day] = table + // ^date:calendar[rus|eng](year;month) = table + // ^date:calendar[rus|eng](year;month;day) = table add_native_method("calendar", Method::CT_STATIC, _calendar, 3, 4); - // ^date.unix-timestamp[] - // ^date::unix-timestamp[] + // ^date::unix-timestamp(timestamp) add_native_method("unix-timestamp", Method::CT_DYNAMIC, _unix_timestamp, 0, 1); }