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| version 1.49, 2003/11/03 11:06:18 | version 1.65.4.1, 2004/04/15 15:39:04 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: @b date parser class. | Parser: @b date parser class. |
| Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001-2004 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| */ | */ |
| static const char* IDENT_DATE_C="$Date$"; | static const char * const IDENT_DATE_C="$Date$"; |
| #include "classes.h" | #include "classes.h" |
| #include "pa_vmethod_frame.h" | #include "pa_vmethod_frame.h" |
| Line 19 static const char* IDENT_DATE_C="$Date$" | Line 19 static const char* IDENT_DATE_C="$Date$" |
| class MDate: public Methoded { | class MDate: public Methoded { |
| public: // VStateless_class | public: // VStateless_class |
| Value* create_new_value() { return new VDate(0); } | Value* create_new_value(Pool&) { return new VDate(0); } |
| public: | public: |
| MDate(); | MDate(); |
| Line 60 static void _now(Request& r, MethodParam | Line 60 static void _now(Request& r, MethodParam |
| vdate.set_time(t); | vdate.set_time(t); |
| } | } |
| static int NN_year_to_NNNN(int year) { | /// shrinked range: 1970/1/1 to 2038/1/1 |
| if(year<70) // 0..69 -> 100..169 [2000..2069] | static int to_tm_year(int iyear) { |
| year+=100; | if(iyear<1970 || iyear>2038) |
| if(year>=1900) | throw Exception(0, |
| year-=1900; | 0, |
| return year; | "year '%d' is out of valid range", iyear); |
| return iyear-1900; | |
| } | } |
| // 2002-04-25 18:14:00 | // 2002-04-25 18:14:00 |
| // 18:14:00 | // 18:14:00 |
| // 2002:04:25 [+maybe time] | // 2002:04:25 [+maybe time] |
| /*not static, used in image.C*/ time_t cstr_to_time_t(char *cstr, bool fail_on_error) { | /*not static, used in image.C*/ tm cstr_to_time_t(char *cstr) { |
| if( !cstr || !*cstr ) { | if( !cstr || !*cstr ) |
| if(fail_on_error) | throw Exception(0, |
| throw Exception(0, | 0, |
| 0, | "empty string is not valid datetime"); |
| "empty string is not valid datetime"); | |
| return 0; | |
| } | |
| char *cur=cstr; | char *cur=cstr; |
| int date_delim=isdigit(cur[0])&&isdigit(cur[1])&&isdigit(cur[2])&&isdigit(cur[3])&&cur[4]==':'?':' | int date_delim=isdigit(cur[0])&&isdigit(cur[1])&&isdigit(cur[2])&&isdigit(cur[3])&&cur[4]==':'?':' |
| :'-'; | :'-'; |
| Line 91 static int NN_year_to_NNNN(int year) { | Line 90 static int NN_year_to_NNNN(int year) { |
| const char* min=lsplit(&cur, ':'); | const char* min=lsplit(&cur, ':'); |
| const char* sec=cur; | const char* sec=cur; |
| tm tmIn={0}; | tm tmIn; memset(&tmIn, 0, sizeof(tmIn)); |
| tmIn.tm_isdst=-1; | tmIn.tm_isdst=-1; |
| if(!month) | if(!month) |
| if(min) { | if(min) { |
| Line 104 static int NN_year_to_NNNN(int year) { | Line 103 static int NN_year_to_NNNN(int year) { |
| goto date_part_set; | goto date_part_set; |
| } else | } else |
| hour=min=sec=0; // not YYYY- & not HH: = just YYYY | hour=min=sec=0; // not YYYY- & not HH: = just YYYY |
| tmIn.tm_year=NN_year_to_NNNN(atoi(year)); | tmIn.tm_year=to_tm_year(pa_atoi(year)); |
| tmIn.tm_mon=month?atoi(month)-1:0; | tmIn.tm_mon=month?pa_atoi(month)-1:0; |
| tmIn.tm_mday=mday?atoi(mday):1; | tmIn.tm_mday=mday?pa_atoi(mday):1; |
| date_part_set: | date_part_set: |
| tmIn.tm_hour=hour?atoi(hour):0; | tmIn.tm_hour=hour?pa_atoi(hour):0; |
| tmIn.tm_min=min?atoi(min):0; | tmIn.tm_min=min?pa_atoi(min):0; |
| tmIn.tm_sec=sec?atoi(sec):0; | tmIn.tm_sec=sec?pa_atoi(sec):0; |
| time_t result=mktime(&tmIn); | return tmIn; |
| if(result<0) | |
| if(fail_on_error) | |
| throw Exception(0, | |
| 0, //report_error_origin, | |
| "invalid datetime"); | |
| return result; | |
| } | } |
| static void _create(Request& r, MethodParams& params) { | static void _create(Request& r, MethodParams& params) { |
| VDate& vdate=GET_SELF(r, VDate); | VDate& vdate=GET_SELF(r, VDate); |
| time_t t; | |
| if(params.count()==1) { | if(params.count()==1) { |
| // ^create[2002-04-25 18:14:00] | // ^create[2002-04-25 18:14:00] |
| // ^create[18:14:00] | // ^create[18:14:00] |
| if(const String* sdate=params[0].get_string()) | if(const String* sdate=params[0].get_string()) |
| t=cstr_to_time_t(sdate->cstrm(), true); | vdate.set_time(cstr_to_time_t(sdate->cstrm())); |
| else { // ^create(float days) | else { // ^create(float days) |
| t=(time_t)round(params.as_double(0, "float days must be double", r)*SECS_PER_DAY); | time_t t=(time_t)round(params.as_double(0, "float days must be double", r)*SECS_PER_DAY); |
| if(t<0 || !localtime(&t)) | if(t<0 || !localtime(&t)) |
| throw Exception(0, | throw Exception(0, |
| 0, | 0, |
| "invalid datetime"); | "invalid datetime"); |
| vdate.set_time(t); | |
| } | } |
| } else if(params.count()>=2) { // ^create(y;m;d[;h[;m[;s]]]) | } else if(params.count()>=2) { // ^create(y;m;d[;h[;m[;s]]]) |
| tm tmIn={0}; | tm tmIn; memset(&tmIn, 0, sizeof(tmIn)); |
| tmIn.tm_isdst=-1; | tmIn.tm_isdst=-1; |
| tmIn.tm_year=NN_year_to_NNNN(params.as_int(0, "year must be int", r)); | tmIn.tm_year=to_tm_year(params.as_int(0, "year must be int", r)); |
| tmIn.tm_mon=params.as_int(1, "month must be int", r)-1; | tmIn.tm_mon=params.as_int(1, "month must be int", r)-1; |
| tmIn.tm_mday=params.count()>2?params.as_int(2, "mday must be int", r):1; | tmIn.tm_mday=params.count()>2?params.as_int(2, "mday must be int", r):1; |
| if(params.count()>3) tmIn.tm_hour=params.as_int(3, "hour must be int", r); | int savedHour=0; |
| if(params.count()>3) savedHour=tmIn.tm_hour=params.as_int(3, "hour must be int", r); | |
| if(params.count()>4) tmIn.tm_min=params.as_int(4, "minutes must be int", r); | if(params.count()>4) tmIn.tm_min=params.as_int(4, "minutes must be int", r); |
| if(params.count()>5) tmIn.tm_sec=params.as_int(5, "seconds must be int", r); | if(params.count()>5) tmIn.tm_sec=params.as_int(5, "seconds must be int", r); |
| t=mktime(&tmIn); | vdate.set_time(tmIn); |
| if(t<0) | |
| throw Exception(0, | |
| 0, | |
| "invalid datetime"); | |
| } else | } else |
| throw Exception("parser.runtime", | throw Exception("parser.runtime", |
| 0, | 0, |
| "invalid params count, must be 1 or >=2"); | "invalid params count, must be 1 or >=2"); |
| vdate.set_time(t); | |
| } | } |
| static void _sql_string(Request& r, MethodParams&) { | static void _sql_string(Request& r, MethodParams&) { |
| Line 232 static void _roll(Request& r, MethodPara | Line 220 static void _roll(Request& r, MethodPara |
| tmOut->tm_isdst=-1; | tmOut->tm_isdst=-1; |
| { | { |
| time_t t_changed_time=mktime/*normalizetime*/(tmOut); | time_t t_changed_time=mktime/*normalizetime*/(tmOut); |
| /*autofix: in msk timezone last sunday of april hour hole: [2am->3am) | /*autofix: in msk timezone last sunday of march hour hole: [2am->3am) |
| if( | if( |
| tmOut->tm_hour!=tmSaved.tm_hour | tmOut->tm_hour!=tmSaved.tm_hour |
| ||tmOut->tm_min!=tmSaved.tm_min) | ||tmOut->tm_min!=tmSaved.tm_min) |
| Line 257 static Table& fill_month_days(Request& r | Line 245 static Table& fill_month_days(Request& r |
| int year=params.as_int(1, "year must be int", r); | int year=params.as_int(1, "year must be int", r); |
| int month=max(1, min(params.as_int(2, "month must be int", r), 12)) -1; | int month=max(1, min(params.as_int(2, "month must be int", r), 12)) -1; |
| tm tmIn={0, 0, 0, 1, month, year-1900}; | tm tmIn; |
| memset(&tmIn, 0, sizeof(tmIn)); | |
| tmIn.tm_mday=1; | |
| tmIn.tm_mon=month; | |
| tmIn.tm_year=year-1900; | |
| time_t t=mktime(&tmIn); | time_t t=mktime(&tmIn); |
| if(t<0) | if(t<0) |
| throw Exception(0, | throw Exception(0, |
| Line 273 static Table& fill_month_days(Request& r | Line 266 static Table& fill_month_days(Request& r |
| for(int _day=1-weekDay1; _day<=monthDays;) { | for(int _day=1-weekDay1; _day<=monthDays;) { |
| Table::element_type row(new ArrayString(7)); | Table::element_type row(new ArrayString(7)); |
| // calculating year week no [1..54] | // calculating year week no [1..54] |
| char *weekno_buf; | char *weekno_buf=0; // surely would be assigned to, but to calm down compiler |
| size_t weekno_size; | size_t weekno_size=0; // same |
| int weekyear; | int weekyear=0; // same |
| // 0..6 week days-cells fill with month days | // 0..6 week days-cells fill with month days |
| for(int wday=0; wday<7; wday++, _day++) { | for(int wday=0; wday<7; wday++, _day++) { |
| String* cell=new String; | String* cell=new String; |
| Line 286 static Table& fill_month_days(Request& r | Line 279 static Table& fill_month_days(Request& r |
| *row+=cell; | *row+=cell; |
| if(wday==(rus?3:4)/*thursday*/) { | if(wday==(rus?3:4)/*thursday*/) { |
| tm tms={0,0,0, _day, month, year-1900}; | tm tms; |
| memset(&tms, 0, sizeof(tmIn)); | |
| tms.tm_mday=_day; | |
| tms.tm_mon=month; | |
| tms.tm_year=year-1900; | |
| /*normalize*/mktime(&tms); | /*normalize*/mktime(&tms); |
| weekyear=tms.tm_year+1900; | weekyear=tms.tm_year+1900; |
| Line 326 static Table& fill_week_days(Request& r, | Line 324 static Table& fill_week_days(Request& r, |
| int month=max(1, min(params.as_int(2, "month must be int", r), 12)) -1; | int month=max(1, min(params.as_int(2, "month must be int", r), 12)) -1; |
| int day=params.as_int(3, "day must be int", r); | int day=params.as_int(3, "day must be int", r); |
| tm tmIn={0, 0, 18, day, month, year-1900}; | tm tmIn; |
| memset(&tmIn, 0, sizeof(tmIn)); | |
| tmIn.tm_hour=18; | |
| tmIn.tm_mday=day; | |
| tmIn.tm_mon=month; | |
| tmIn.tm_year=year-1900; | |
| time_t t=mktime(&tmIn); | time_t t=mktime(&tmIn); |
| if(t<0) | if(t<0) |
| throw Exception(0, | throw Exception(0, |
| Line 385 static void _unix_timestamp(Request& r, | Line 389 static void _unix_timestamp(Request& r, |
| // ^date.unix-timestamp[] | // ^date.unix-timestamp[] |
| r.write_no_lang(*new VInt((int)vdate.get_time())); | r.write_no_lang(*new VInt((int)vdate.get_time())); |
| } else { | } else { |
| // ^unix-timestamp(time_t) | if(vdate.get_time()) |
| time_t t=(time_t)params.as_int(0, "Unix timestamp must be integer", r); | throw Exception(0, |
| 0, | |
| "date object already constructed"); | |
| vdate.set_time(t); | // ^unix-timestamp(time_t) |
| time_t t=(time_t)params.as_int(0, "Unix timestamp must be integer", r); | |
| vdate.set_time(t); | |
| } | } |
| } | } |