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| version 1.52, 2003/11/07 13:59:21 | version 1.109, 2016/12/26 20:04:05 |
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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) 2001-2015 Art. Lebedev Studio (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="$Date$"; | |
| #include "classes.h" | #include "classes.h" |
| #include "pa_vmethod_frame.h" | #include "pa_vmethod_frame.h" |
| Line 15 static const char* IDENT_DATE_C="$Date$" | Line 13 static const char* IDENT_DATE_C="$Date$" |
| #include "pa_vdate.h" | #include "pa_vdate.h" |
| #include "pa_vtable.h" | #include "pa_vtable.h" |
| volatile const char * IDENT_DATE_C="$Id$" IDENT_PA_VDATE_H; | |
| // class | // class |
| class MDate: public Methoded { | class MDate: public Methoded { |
| public: // VStateless_class | public: // VStateless_class |
| Value* create_new_value(Pool& apool) { return new VDate(0); } | Value* create_new_value(Pool&) { return new VDate(0); } |
| public: | public: |
| MDate(); | MDate(); |
| public: // Methoded | |
| bool used_directly() { return true; } | |
| }; | }; |
| // global variable | // global variable |
| DECLARE_CLASS_VAR(date, new MDate, 0); | DECLARE_CLASS_VAR(date, new MDate); |
| // helpers | // helpers |
| class Date_calendar_table_template_columns: public ArrayString { | class Date_calendar_table_template_columns: public ArrayString { |
| public: | public: |
| Date_calendar_table_template_columns(): ArrayString(6+2) { | Date_calendar_table_template_columns(): ArrayString(6+2) { |
| for(int i=0; i<=6; i++) { | for(int i=0; i<=6; i++) |
| char *cname=new(PointerFreeGC) char[1/*strlen("6")*/+1/*terminating 0*/]; | *this+=new String(i, "%d"); // .i column name |
| *this+=new String(cname, sprintf(cname, "%d", i)); // .i column name | |
| } | |
| *this+=new String("week"); | *this+=new String("week"); |
| *this+=new String("year"); | *this+=new String("year"); |
| } | } |
| Line 53 Table date_calendar_table_template(new D | Line 50 Table date_calendar_table_template(new D |
| static void _now(Request& r, MethodParams& params) { | static void _now(Request& r, MethodParams& params) { |
| VDate& vdate=GET_SELF(r, VDate); | VDate& vdate=GET_SELF(r, VDate); |
| time_t t=time(0); | pa_time_t t=(pa_time_t)time(0); |
| if(params.count()==1) // ^now(offset) | if(params.count()==1) // ^now(offset) |
| t+=(time_t)round(params.as_double(0, "offset must be double", r)*SECS_PER_DAY); | t+=(pa_time_t)round(params.as_double(0, "offset must be double", r)*SECS_PER_DAY); |
| vdate.set_time(t); | vdate.set_time(t); |
| } | } |
| static int NN_year_to_NNNN(int year) { | static void _today(Request& r, MethodParams&) { |
| if(year<70) // 0..69 -> 100..169 [2000..2069] | VDate& vdate=GET_SELF(r, VDate); |
| year+=100; | |
| if(year>=1900) | time_t t=time(0); |
| year-=1900; | |
| return year; | tm today=*localtime(&t); |
| } | today.tm_hour=0; |
| today.tm_min=0; | |
| // 2002-04-25 18:14:00 | today.tm_sec=0; |
| // 18:14:00 | |
| // 2002:04:25 [+maybe time] | vdate.set_tm(today); |
| /*not static, used in image.C*/ time_t cstr_to_time_t(char *cstr, bool fail_on_error) { | } |
| if( !cstr || !*cstr ) { | |
| if(fail_on_error) | int to_year(int iyear) { |
| throw Exception(0, | if(iyear<0 || iyear>9999) |
| 0, | throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "year '%d' is out of range 0..9999", iyear); |
| "empty string is not valid datetime"); | return iyear-1900; |
| } | |
| static int to_month(int imonth) { | |
| return max(1, min(imonth, 12)) -1; | |
| } | |
| static const char *skip_number_throw(char *string, char c, const char *valid){ | |
| if(!valid[0]) | |
| throw Exception("date.format", 0, "invalid character '%c' after number in '%s'", c, string); | |
| if(!strcmp(valid, "+-Z")) | |
| throw Exception("date.format", 0, "invalid timezone character '%c' after number in '%s'", c, string); | |
| throw Exception("date.format", 0, "number delimiter '%c'%s expected, but found '%c' in date '%s'", | |
| valid[0], valid[strlen(valid)-1] == 'Z' ? " or timezone":"", c, string); | |
| } | |
| static char *skip_number(char* string, const char *valid_delim, char *delim) { | |
| if(string) { | |
| char *str=string; | |
| // skipping whitespace | |
| while(isspace(str[0])) str++; | |
| // skipping +- | |
| if(str[0]=='-' || str[0]=='+') str++; | |
| // at least one digit should be present | |
| if(!str[0]) | |
| throw Exception("date.format", 0, "number expected in date '%s'", string); | |
| if(!isdigit(str[0])) | |
| throw Exception("date.format", 0, "'%c' must be number in date '%s'", str[0], string); | |
| str++; | |
| // skipping digits | |
| while(isdigit(str[0])) str++; | |
| // skipping trailing whitespace | |
| if(!strchr(valid_delim, ' ')) | |
| while(isspace(str[0])) str++; | |
| // delimiter check | |
| if(char c=str[0]){ | |
| if(!strchr(valid_delim, c)) | |
| skip_number_throw(string, c, valid_delim); | |
| if(delim) | |
| *delim=c; | |
| str[0]=0; | |
| return str+1; | |
| } | |
| } | |
| if(delim) | |
| *delim=0; | |
| return 0; | |
| } | |
| static char *skip_number(char** string_ref, const char *valid_delim, char *delim=0) { | |
| char *result=*string_ref; | |
| *string_ref=skip_number(*string_ref, valid_delim, delim); | |
| return result; | |
| } | |
| static char *skip_writespace(char* str) { | |
| if(str){ | |
| while(isspace(str[0])) str++; | |
| return str[0] ? str : 0; | |
| } | |
| return 0; | |
| } | |
| static char *numeric_tz(char prefix, char* tz) { | |
| // preparing POSIX TZ format | |
| char *buf=new(PointerFreeGC) char[4+5+1/*zero-teminator*/]; | |
| strcpy(buf, prefix=='+' ? "SUB-":"SUB+"); | |
| char *cur=buf+4; | |
| // hours | |
| if(!isdigit(*(cur++)=*(tz++))) | |
| return 0; | return 0; |
| if(isdigit(tz[0])) | |
| *(cur++)=*(tz++); | |
| if(tz[0] == ':'){ | |
| // HH:mm format | |
| *(cur++)=*(tz++); | |
| if(!isdigit(*(cur++)=*(tz++))) | |
| return 0; | |
| if(isdigit(tz[0])) | |
| *(cur++)=*(tz++); | |
| } else if(isdigit(tz[0])){ | |
| // HHmm format | |
| *(cur++)=':'; | |
| if(!isdigit(*(cur++)=*(tz++)) || !isdigit(*(cur++)=*(tz++))) | |
| return 0; | |
| } | } |
| char *cur=cstr; | // nothing more |
| int date_delim=isdigit(cur[0])&&isdigit(cur[1])&&isdigit(cur[2])&&isdigit(cur[3])&&cur[4]==':'?':' | if(skip_writespace(tz)) |
| :'-'; | return 0; |
| const char* year=lsplit(&cur, date_delim); | *cur=0; |
| const char* month=lsplit(&cur, date_delim); | return buf; |
| const char* mday=lsplit(&cur, ' '); | } |
| if(!month) | |
| cur=cstr; | // SQL 2002-04-25 18:14:00 |
| const char* hour=lsplit(&cur, ':'); | // ISO 2002-04-25T18:14:00.45+01:00 |
| const char* min=lsplit(&cur, ':'); | // TIME 18:14:00 |
| const char* sec=cur; | // ':' DELIMITED 2002:04:25 [+maybe time] |
| // not static, used in image.C | |
| tm cstr_to_time_t(char *cstr, const char **tzOut) { | |
| if( !cstr || !*cstr ) | |
| throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "empty string is not valid datetime"); | |
| if(tzOut) | |
| *tzOut=0; | |
| tm tmIn={0}; | tm tmIn; |
| memset(&tmIn, 0, sizeof(tmIn)); | |
| tmIn.tm_isdst=-1; | tmIn.tm_isdst=-1; |
| if(!month) | |
| if(min) { | |
| year=mday=0; // HH:MM | |
| time_t t=time(0); | |
| tm *tmNow=localtime(&t); | |
| tmIn.tm_year=tmNow->tm_year; | |
| tmIn.tm_mon=tmNow->tm_mon; | |
| tmIn.tm_mday=tmNow->tm_mday; | |
| goto date_part_set; | |
| } else | |
| hour=min=sec=0; // not YYYY- & not HH: = just YYYY | |
| tmIn.tm_year=NN_year_to_NNNN(atoi(year)); | |
| tmIn.tm_mon=month?atoi(month)-1:0; | |
| tmIn.tm_mday=mday?atoi(mday):1; | |
| date_part_set: | |
| tmIn.tm_hour=hour?atoi(hour):0; | |
| tmIn.tm_min=min?atoi(min):0; | |
| tmIn.tm_sec=sec?atoi(sec):0; | |
| time_t result=mktime(&tmIn); | |
| if(result<0) | |
| if(fail_on_error) | |
| throw Exception(0, | |
| 0, //report_error_origin, | |
| "invalid datetime"); | |
| return result; | char delim; |
| char *cur=cstr; | |
| const char *year, *month, *mday; | |
| const char *hour, *min, *sec, *msec PA_ATTR_UNUSED; | |
| year=skip_number(&cur, "-:", &delim); | |
| if(delim != ':' || delim == ':' && strlen(year) >=4 ){ | |
| // year present | |
| month=skip_number(&cur, delim == ':' ? ":" : "-"); | |
| mday=skip_number(&cur, tzOut ? " \tT":" \t", &delim); | |
| if(delim != 'T'){ | |
| // SQL date format | |
| cur=skip_writespace(cur); | |
| hour=skip_number(&cur, ":"); | |
| min=skip_number(&cur, ":"); | |
| sec=skip_number(&cur, "."); | |
| msec=skip_number(&cur, ""); | |
| } else { | |
| // ISO date format | |
| hour=skip_number(&cur, ":"); | |
| min=skip_number(&cur, ":+-Z", &delim); | |
| sec=delim==':' ? skip_number(&cur, ".+-Z", &delim) : 0; | |
| msec=delim=='.' ? skip_number(&cur, "+-Z", &delim) : 0; | |
| // timezone specification check | |
| const char *tz = delim == 'Z' ? (skip_writespace(cur) ? 0 : "UTC") : (cur ? numeric_tz(delim, cur) : 0); | |
| if(!tz){ | |
| if(!delim) | |
| throw Exception("date.format", 0, "empty timezone"); | |
| throw Exception("date.format", 0, "invalid timezone '%c%s'", delim, cur ? cur : ""); | |
| } | |
| *tzOut=tz; | |
| } | |
| tmIn.tm_year=to_year(pa_atoi(year)); | |
| tmIn.tm_mon=month?pa_atoi(month)-1:0; | |
| tmIn.tm_mday=mday?pa_atoi(mday):1; | |
| } else { | |
| // time only | |
| hour=year; | |
| min=skip_number(&cur, ":"); | |
| sec=skip_number(&cur, "."); | |
| msec=skip_number(&cur, ""); | |
| time_t t=time(0); | |
| tm *tmNow=localtime(&t); | |
| tmIn.tm_year=tmNow->tm_year; | |
| tmIn.tm_mon=tmNow->tm_mon; | |
| tmIn.tm_mday=tmNow->tm_mday; | |
| } | |
| tmIn.tm_hour=hour?pa_atoi(hour):0; | |
| tmIn.tm_min=min?pa_atoi(min):0; | |
| tmIn.tm_sec=sec?pa_atoi(sec):0; | |
| //tmIn.tm_[msec<<no such, waits reimplementation of the class]=f(msec); | |
| return tmIn; | |
| } | } |
| 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) { | if(params[0].is_string()){ // ^create[2002-04-25 18:14:00] ^create[18:14:00] |
| // ^create[2002-04-25 18:14:00] | const char *tz; |
| // ^create[18:14:00] | tm tmIn=cstr_to_time_t(params[0].get_string()->cstrm(), &tz); |
| if(const String* sdate=params[0].get_string()) | if(tz) |
| t=cstr_to_time_t(sdate->cstrm(), true); | vdate.set_tz(tz); |
| else { // ^create(float days) | vdate.set_tm(tmIn); |
| t=(time_t)round(params.as_double(0, "float days must be double", r)*SECS_PER_DAY); | } else { // ^create(float days) or ^create[date object] |
| if(t<0 || !localtime(&t)) | if(Value* adate=params[0].as(VDATE_TYPE)) |
| throw Exception(0, | vdate.set_tz(static_cast<VDate*>(adate)->get_tz()); |
| 0, | vdate.set_time(round(params.as_double(0, "float days must be double", r)*SECS_PER_DAY)); |
| "invalid datetime"); | |
| } | } |
| } else if(params.count()>=2) { // ^create(y;m;d[;h[;m[;s]]]) | } else { // ^create(y;m;d[;h[;m[;s[;TZ]]]]) |
| 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_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); | if(params.count()>3) 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); | if(params.count()>6) vdate.set_tz(params.as_string(6, "TZ must be string").cstr()); |
| if(t<0) | vdate.set_tm(tmIn); |
| throw Exception(0, | }; |
| 0, | |
| "invalid datetime"); | |
| } else | |
| throw Exception("parser.runtime", | |
| 0, | |
| "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& params) { |
| VDate& vdate=GET_SELF(r, VDate); | 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]; | VDate::sql_string_type format = VDate::sql_string_datetime; |
| time_t time=vdate.get_time(); | if(params.count() > 0) { |
| size=strftime(buf, size, "%Y-%m-%d %H:%M:%S", localtime(&time)); | const String& what=params.as_string(0, "'type' must be string"); |
| if(what.is_empty() || what == "datetime") | |
| r.write_assign_lang(String(buf, size)); | 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(*vdate.get_sql_string(format)); | |
| } | } |
| static void _roll(Request& r, MethodParams& params) { | static void _gmt_string(Request& r, MethodParams&) { |
| VDate& vdate=GET_SELF(r, VDate); | VDate& vdate=GET_SELF(r, VDate); |
| r.write(*vdate.get_gmt_string()); | |
| } | |
| static void _iso_string(Request& r, MethodParams& params) { | |
| VDate& vdate=GET_SELF(r, VDate); | |
| VDate::iso_string_type format=VDate::iso_string_default; | |
| if(params.count()>0) | |
| if(HashStringValue* options=params.as_hash(0)){ | |
| int valid_options=0; | |
| if(Value* vshow_ms=options->get("ms")){ | |
| if(r.process(*vshow_ms).as_bool()) | |
| format=VDate::iso_string_type(format|VDate::iso_string_ms); | |
| valid_options++; | |
| } | |
| if(Value* vshow_colon=options->get("colon")){ | |
| if(!r.process(*vshow_colon).as_bool()) | |
| format=VDate::iso_string_type(format|VDate::iso_string_no_colon); | |
| valid_options++; | |
| } | |
| if(Value* vshow_z=options->get("z")){ | |
| if(!r.process(*vshow_z).as_bool()) | |
| format=VDate::iso_string_type(format|VDate::iso_string_no_z); | |
| valid_options++; | |
| } | |
| if(valid_options != options->count()) | |
| throw Exception(PARSER_RUNTIME, 0, CALLED_WITH_INVALID_OPTION); | |
| } | |
| r.write(*vdate.get_iso_string(format)); | |
| } | |
| static void _roll(Request& r, MethodParams& params) { | |
| const String& what=params.as_string(0, "'what' must be string"); | const String& what=params.as_string(0, "'what' must be string"); |
| int oyear=0; | int oyear=0; |
| int omonth=0; | int omonth=0; |
| Line 181 static void _roll(Request& r, MethodPara | Line 338 static void _roll(Request& r, MethodPara |
| else if(what=="day") offset=&oday; | else if(what=="day") offset=&oday; |
| else if(what=="TZ") { | else if(what=="TZ") { |
| const String& argument_tz=params.as_string(1, "'TZ' must be string"); | const String& argument_tz=params.as_string(1, "'TZ' must be string"); |
| vdate.set_tz(&argument_tz); | if(&r.get_self() == date_class){ |
| VDate::set_default_tz(argument_tz.cstr()); | |
| } else { | |
| VDate& vdate=GET_SELF(r, VDate); | |
| vdate.set_tz(argument_tz.cstr()); | |
| vdate.set_time(vdate.get_time()); | |
| } | |
| return; | return; |
| } else | } else |
| throw Exception("parser.runtime", | throw Exception(PARSER_RUNTIME, &what, "must be year|month|day|TZ"); |
| &what, | |
| "must be year|month|day|TZ"); | if(&r.get_self() == date_class) |
| throw Exception(PARSER_RUNTIME, &what, "must be TZ to be called statically"); | |
| VDate& vdate=GET_SELF(r, VDate); | |
| *offset=params.as_int(1, "offset must be int", r); | *offset=params.as_int(1, "offset must be int", r); |
| time_t self_time=vdate.get_time(); | tm tmIn=vdate.get_tm(); |
| tm tmIn=*localtime(&self_time); | |
| tm tmSaved=tmIn; | tm tmSaved=tmIn; |
| int adjust_day=0; | int adjust_day=0; |
| time_t t_changed_date; | |
| while(true) { | while(true) { |
| tmIn.tm_year+=oyear; | tmIn.tm_year+=oyear; |
| tmIn.tm_mon+=omonth; | tmIn.tm_mon+=omonth; |
| tmIn.tm_mday+=oday+adjust_day; | tmIn.tm_mday+=oday+adjust_day; |
| tmIn.tm_hour=24/2; | tmIn.tm_hour=24/2; |
| tmIn.tm_min=0; | tmIn.tm_min=0; |
| tmIn.tm_sec=0; | tmIn.tm_sec=0; |
| int saved_mon=(tmIn.tm_mon+12*100)%12; // crossing year boundary backwards | int saved_day=tmIn.tm_mday; |
| t_changed_date=mktime/*normalizetime*/(&tmIn); | vdate.set_tm(tmIn); /* normalize */ |
| if(t_changed_date<0) | |
| throw Exception(0, | if(oday==0 && tmIn.tm_mday!=saved_day /* but it changed */ ) { |
| 0, | if(adjust_day <= -3 /* 31->28 max, so never, but... */ ) |
| "bad resulting time (rolled out of valid date range)"); | throw Exception(DATE_RANGE_EXCEPTION_TYPE, 0, "bad resulting time (day hole still with %d day adjustment)", adjust_day ); |
| if(oday==0 && tmIn.tm_mon!=saved_mon/*but it changed*/) { | |
| if(adjust_day <= -3/*31->28 max, so never, but...*/) | |
| throw Exception(0, | |
| 0, | |
| "bad resulting time (day hole still with %d day adjustment)", adjust_day ); | |
| tmIn=tmSaved; // restoring | tmIn=tmSaved; // restoring |
| --adjust_day; //retrying with prev day | --adjust_day; //retrying with prev day |
| } else | } else |
| break; | break; |
| } | } |
| tm *tmOut=localtime(&t_changed_date); | tmIn.tm_hour=tmSaved.tm_hour; |
| if(!tmOut) | tmIn.tm_min=tmSaved.tm_min; |
| throw Exception(0, | tmIn.tm_sec=tmSaved.tm_sec; |
| 0, | tmIn.tm_isdst=-1; |
| "bad resulting time (seconds from epoch=%d)", t_changed_date); | |
| vdate.set_tm(tmIn); | |
| tmOut->tm_hour=tmSaved.tm_hour; | |
| tmOut->tm_min=tmSaved.tm_min; | |
| tmOut->tm_sec=tmSaved.tm_sec; | |
| tmOut->tm_isdst=-1; | |
| { | |
| time_t t_changed_time=mktime/*normalizetime*/(tmOut); | |
| /*autofix: in msk timezone last sunday of april hour hole: [2am->3am) | |
| if( | |
| tmOut->tm_hour!=tmSaved.tm_hour | |
| ||tmOut->tm_min!=tmSaved.tm_min) | |
| throw Exception(0, | |
| 0, | |
| "bad resulting time (hour hole)"); | |
| */ | |
| if(t_changed_time<0) | |
| throw Exception(0, | |
| 0, | |
| "bad resulting time (after reconstruction)"); | |
| vdate.set_time(t_changed_time); | |
| } | |
| } | } |
| static Table& fill_month_days(Request& r, MethodParams& params, bool rus){ | static Table& fill_month_days(Request& r, MethodParams& params, bool rus){ |
| Table::Action_options table_options; | Table::Action_options table_options; |
| Table& result=*new Table(date_calendar_table_template, table_options); | Table& result=*new Table(date_calendar_table_template, table_options); |
| int year=params.as_int(1, "year must be int", r); | tm tmIn; |
| int month=max(1, min(params.as_int(2, "month must be int", r), 12)) -1; | memset(&tmIn, 0, sizeof(tmIn)); |
| tmIn.tm_year=to_year(params.as_int(1, "year must be int", r)); | |
| tm tmIn={0, 0, 0, 1, month, year-1900}; | tmIn.tm_mon=to_month(params.as_int(2, "month must be int", r)); |
| time_t t=mktime(&tmIn); | tmIn.tm_mday=1; |
| if(t<0) | |
| throw Exception(0, | VDate t(tmIn); /* normalize */ |
| 0, | int weekDay1=tmIn.tm_wday; |
| "invalid date"); | |
| tm *tmOut=localtime(&t); | if(rus) |
| int weekDay1=tmOut->tm_wday; | |
| if(rus) | |
| weekDay1=weekDay1?weekDay1-1:6; //sunday last | weekDay1=weekDay1?weekDay1-1:6; //sunday last |
| int monthDays=getMonthDays(year, month); | int monthDays=VDate::getMonthDays(tmIn.tm_year, tmIn.tm_mon); |
| 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; | int weekyear=0; // surely would be assigned to, but to calm down compiler |
| size_t weekno_size; | int weekno=0; // same |
| int weekyear; | |
| // 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; | *row+=(_day>=1 && _day<=monthDays)?new String(_day, "%02d"):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; | |
| if(wday==(rus?3:4)/*thursday*/) { | if(wday==(rus?3:4)/*thursday*/) { |
| tm tms={0,0,0, _day, month, year-1900}; | tm tms; |
| /*normalize*/mktime(&tms); | memset(&tms, 0, sizeof(tms)); |
| tms.tm_mday=_day; | |
| tms.tm_mon=tmIn.tm_mon; | |
| tms.tm_year=tmIn.tm_year; | |
| VDate ts(tms); /*normalize*/ | |
| weekyear=tms.tm_year+1900; | weekyear=tms.tm_year+1900; |
| weekno=VDate::CalcWeek(tms).week; | |
| const int weekno_buf_size=2+1/*for stupid snprintfs*/ +1; | |
| // http://www.merlyn.demon.co.uk/weekinfo.htm | |
| const int FirstThurs[] = {7,5,4,3,2,7,6,5,4,2,1,7,6,4,3,2,1,6,5,4,3,1,7,6,5,3,2,1}; | |
| int n=1 + (tms.tm_yday-(FirstThurs[weekyear % 28]-3))/7; | |
| weekno_buf=new(PointerFreeGC) char[weekno_buf_size]; | |
| weekno_size=snprintf(weekno_buf, weekno_buf_size, "%02d", n); | |
| } | } |
| } | |
| // 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; | result+=row; |
| } | } |
| Line 322 static Table& fill_week_days(Request& r, | Line 445 static Table& fill_week_days(Request& r, |
| *columns+=new String("weekday"); | *columns+=new String("weekday"); |
| Table& result=*new Table(columns); | Table& result=*new Table(columns); |
| int year=params.as_int(1, "year must be int", r); | tm tmIn; |
| int month=max(1, min(params.as_int(2, "month must be int", r), 12)) -1; | memset(&tmIn, 0, sizeof(tmIn)); |
| int day=params.as_int(3, "day must be int", r); | tmIn.tm_year=to_year(params.as_int(1, "year must be int", r)); |
| tmIn.tm_mon=to_month(params.as_int(2, "month must be int", r)); | |
| tm tmIn={0, 0, 18, day, month, year-1900}; | tmIn.tm_mday=params.as_int(3, "day must be int", r); |
| time_t t=mktime(&tmIn); | tmIn.tm_hour=18; |
| if(t<0) | |
| throw Exception(0, | VDate t(tmIn); /* normalize */ |
| 0, | int baseWeekDay=tmIn.tm_wday; |
| "invalid date"); | |
| tm *tmOut=localtime(&t); | |
| int baseWeekDay=tmOut->tm_wday; | |
| if(rus) | if(rus) |
| baseWeekDay=baseWeekDay?baseWeekDay-1:6; //sunday last | baseWeekDay=baseWeekDay?baseWeekDay-1:6; //sunday last |
| t-=baseWeekDay*SECS_PER_DAY; | t.set_time(t.get_time()-baseWeekDay*SECS_PER_DAY); |
| for(int curWeekDay=0; curWeekDay<7; curWeekDay++, t+=SECS_PER_DAY) { | for(int curWeekDay=0; curWeekDay<7; curWeekDay++, t.set_time(t.get_time()+SECS_PER_DAY)) { |
| tm *tmOut=localtime(&t); | |
| Table::element_type row(new ArrayString(4)); | Table::element_type row(new ArrayString(4)); |
| #define WDFILL(size, value) { \ | |
| char *buf=new(PointerFreeGC) char[size+1]; \ | tm tmOut=t.get_tm(); |
| *row+=new String(buf, sprintf(buf, "%0"#size"d", value)); \ | *row+=new String(1900+tmOut.tm_year, "%04d"); |
| } | *row+=new String(1+tmOut.tm_mon, "%02d"); |
| WDFILL(4, 1900+tmOut->tm_year); | *row+=new String(tmOut.tm_mday, "%02d"); |
| WDFILL(2, 1+tmOut->tm_mon); | *row+=new String(tmOut.tm_wday, "%02d"); |
| WDFILL(2, tmOut->tm_mday); | |
| WDFILL(2, tmOut->tm_wday); | |
| result+=row; | result+=row; |
| } | } |
| Line 358 static Table& fill_week_days(Request& r, | Line 476 static Table& fill_week_days(Request& r, |
| } | } |
| static void _calendar(Request& r, MethodParams& params) { | static void _calendar(Request& r, MethodParams& params) { |
| const String& what=params.as_string(0, "format must be strig"); | const String& what=params.as_string(0, "format must be string"); |
| bool rus=false; | bool rus=false; |
| if(what=="rus") | if(what=="rus") |
| rus=true; | rus=true; |
| else if(what=="eng") | else if(what=="eng") |
| rus=false; | rus=false; |
| else | else |
| throw Exception("parser.runtime", | throw Exception(PARSER_RUNTIME, &what, "must be rus|eng"); |
| &what, | |
| "must be rus|eng"); | |
| Table* table; | Table* table; |
| if(params.count()==1+2) | if(params.count()==1+2) |
| Line 375 static void _calendar(Request& r, Method | Line 491 static void _calendar(Request& r, Method |
| else // 1+3 | else // 1+3 |
| table=&fill_week_days(r, params, rus); | table=&fill_week_days(r, params, rus); |
| r.write_no_lang(*new VTable(table)); | r.write(*new VTable(table)); |
| } | } |
| static void _unix_timestamp(Request& r, MethodParams& params) { | static void _unix_timestamp(Request& r, MethodParams& params) { |
| Line 383 static void _unix_timestamp(Request& r, | Line 499 static void _unix_timestamp(Request& r, |
| if(params.count()==0) { | if(params.count()==0) { |
| // ^date.unix-timestamp[] | // ^date.unix-timestamp[] |
| r.write_no_lang(*new VInt((int)vdate.get_time())); | r.write(*new VDouble((double)vdate.get_time())); |
| } else { | } else { |
| if(vdate.get_time()) | if(vdate.get_time()) |
| throw Exception(0, | throw Exception(PARSER_RUNTIME, 0, "date object already constructed"); |
| 0, | |
| "date object already constructed"); | |
| // ^unix-timestamp(time_t) | // ^unix-timestamp(time_t) |
| time_t t=(time_t)params.as_int(0, "Unix timestamp must be integer", r); | vdate.set_time(params.as_double(0, "Unix timestamp must be number", r)); |
| vdate.set_time(t); | |
| } | } |
| } | } |
| static void _last_day(Request& r, MethodParams& params) { | |
| tm tmIn; | |
| if(&r.get_self() == date_class) { | |
| if(params.count() != 2) | |
| throw Exception(PARSER_RUNTIME, 0, "year and month must be defined"); | |
| // ^date:lastday(year;month) | |
| tmIn.tm_year=to_year(params.as_int(0, "year must be int", r)); | |
| tmIn.tm_mon=to_month(params.as_int(1, "month must be int", r)); | |
| } else { | |
| if(params.count() != 0) | |
| throw Exception(PARSER_RUNTIME, 0, "year and month must not be defined"); | |
| // ^date.lastday[] | |
| tmIn=GET_SELF(r, VDate).get_tm(); | |
| } | |
| r.write(*new VInt(VDate::getMonthDays(tmIn.tm_year, tmIn.tm_mon))); | |
| } | |
| // constructor | // constructor |
| MDate::MDate(): Methoded("date") { | MDate::MDate(): Methoded("date") { |
| // ^now[] | // ^date::now[] |
| // ^date::now(offset float days) | |
| add_native_method("now", Method::CT_DYNAMIC, _now, 0, 1); | add_native_method("now", Method::CT_DYNAMIC, _now, 0, 1); |
| // ^create(float days) | // ^date::today[] |
| add_native_method("create", Method::CT_DYNAMIC, _create, 1, 6); | 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[;TZ]]]]) | |
| // ^date::create[yyyy-mm-dd[ hh:mm:ss]] | |
| // ^date::create[hh:mm:ss] | |
| add_native_method("create", Method::CT_DYNAMIC, _create, 1, 7); | |
| // old name for compatibility with <= v1.17 2002/2/18 12:13:42 paf | // old name for compatibility with <= v1.17 2002/2/18 12:13:42 paf |
| add_native_method("set", Method::CT_DYNAMIC, _create, 1, 6); | add_native_method("set", Method::CT_DYNAMIC, _create, 1, 7); |
| // ^sql-string[] | // ^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); |
| // ^roll(year|month|day;+/- 1) | // ^date.gmt-string[] |
| add_native_method("roll", Method::CT_DYNAMIC, _roll, 2, 2); | add_native_method("gmt-string", Method::CT_DYNAMIC, _gmt_string, 0, 0); |
| // ^date:calendar[month|montheng;year;month] = table | // ^date.iso-string[$.colon(true) $.z(true) $.ms(false)] |
| // ^date:calendar[week|weekeng;year;month;day] = table | add_native_method("iso-string", Method::CT_DYNAMIC, _iso_string, 0, 1); |
| add_native_method("calendar", Method::CT_STATIC, _calendar, 3, 4); | |
| // ^date:lastday(year;month) | |
| // ^date.lastday[] | |
| add_native_method("last-day", Method::CT_ANY, _last_day, 0, 2); | |
| // ^date.roll[year|month|day](+/- 1) | |
| add_native_method("roll", Method::CT_ANY, _roll, 2, 2); | |
| // ^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); | |
| // ^unix-timestamp[] | // ^date.unix-timestamp[] |
| // ^date::unix-timestamp(timestamp) | |
| add_native_method("unix-timestamp", Method::CT_DYNAMIC, _unix_timestamp, 0, 1); | add_native_method("unix-timestamp", Method::CT_DYNAMIC, _unix_timestamp, 0, 1); |
| } | } |