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| version 1.42.2.7, 2003/02/04 15:59:04 | version 1.43, 2003/04/09 10:58:43 |
|---|---|
| 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, 2003 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* IDENT_DATE_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_vdate.h" | #include "pa_vdate.h" |
| Line 19 static const char* IDENT_DATE_C="$Date$" | Line 17 static const char* IDENT_DATE_C="$Date$" |
| class MDate : public Methoded { | class MDate : public Methoded { |
| public: // VStateless_class | public: // VStateless_class |
| ValuePtr create_new_value() { return ValuePtr(new VDate(0)); } | Value *create_new_value(Pool& pool) { return new(pool) VDate(pool, 0); } |
| public: | public: |
| MDate(); | MDate(Pool& pool); |
| public: // Methoded | public: // Methoded |
| bool used_directly() { return true; } | bool used_directly() { return true; } |
| }; | }; |
| // global variable | |
| MethodedPtr date_class(new MDate); | |
| // helpers | |
| class Date_calendar_table_template_columns: public ArrayString { | |
| Pool pool; | |
| public: | |
| Date_calendar_table_template_columns(): ArrayString(6+2) { | |
| for(int i=0; i<=6; i++) { | |
| char *cname=new(pool) char[1/*strlen("6")*/+1/*terminating 0*/]; | |
| StringPtr sname(new String(cname, sprintf(cname, "%d", i))); // .i column name | |
| *this+=sname; | |
| } | |
| *this+=StringPtr(new String("week")); | |
| *this+=StringPtr(new String("year")); | |
| } | |
| }; | |
| TablePtr date_calendar_table_template(new Table( | |
| Exception::undefined_source, | |
| Table::columns_type(new Date_calendar_table_template_columns))); | |
| // methods | // methods |
| static void _now(Request& r, StringPtr method_name, MethodParams& params) { | static void _now(Request& r, const String& method_name, MethodParams *params) { |
| VDate& vdate=GET_SELF(r, VDate); | Pool& pool=r.pool(); |
| VDate *vdate=static_cast<VDate *>(r.get_self()); | |
| time_t t=time(0); | time_t t=time(0); |
| if(params.count()==1) // ^now(offset) | if(params->size()==1) // ^now(offset) |
| t+=(time_t)round(params.as_double(0, "offset must be double", r)*SECS_PER_DAY); | t+=(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 int NN_year_to_NNNN(int year) { |
| Line 75 static int NN_year_to_NNNN(int year) { | Line 49 static int NN_year_to_NNNN(int year) { |
| // 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] |
| time_t cstr_to_time_t(char *cstr, StringPtr report_error_origin) { // used in image.C | time_t cstr_to_time_t(char *cstr, const String *report_error_origin) { // used in image.C |
| 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]==':'?':' |
| :'-'; | :'-'; |
| const char* year=lsplit(&cur, date_delim); | const char *year=lsplit(&cur, date_delim); |
| const char* month=lsplit(&cur, date_delim); | const char *month=lsplit(&cur, date_delim); |
| const char* mday=lsplit(&cur, ' '); | const char *mday=lsplit(&cur, ' '); |
| if(!month) | if(!month) |
| cur=cstr; | cur=cstr; |
| const char* hour=lsplit(&cur, ':'); | const char *hour=lsplit(&cur, ':'); |
| const char* min=lsplit(&cur, ':'); | const char *min=lsplit(&cur, ':'); |
| const char* sec=cur; | const char *sec=cur; |
| tm tmIn={0}; | tm tmIn={0}; |
| tmIn.tm_isdst=-1; | tmIn.tm_isdst=-1; |
| Line 118 date_part_set: | Line 92 date_part_set: |
| return result; | return result; |
| } | } |
| static void _create(Request& r, StringPtr method_name, MethodParams& params) { | static void _create(Request& r, const String& method_name, MethodParams *params) { |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| VDate& vdate=GET_SELF(r, VDate); | VDate *vdate=static_cast<VDate *>(r.get_self()); |
| time_t t; | time_t t; |
| if(params.count()==1) { | if(params->size()==1) { |
| // ^create[2002-04-25 18:14:00] | // ^create[2002-04-25 18:14:00] |
| // ^create[18:14:00] | // ^create[18:14:00] |
| if(StringPtr sdate=params.get(0)->get_string(&pool)) | if(const String *sdate=params->get(0).get_string()) |
| t=cstr_to_time_t(sdate->cstr(), sdate); | t=cstr_to_time_t(sdate->cstr(), sdate); |
| 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); | 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, |
| method_name, | &method_name, |
| "invalid datetime"); | "invalid datetime"); |
| } | } |
| } else if(params.count()>=2) { // ^create(y;m;d[;h[;m[;s]]]) | } else if(params->size()>=2) { // ^create(y;m;d[;h[;m[;s]]]) |
| tm tmIn={0}; | tm tmIn={0}; |
| 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=NN_year_to_NNNN(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->size()>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->size()>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->size()>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->size()>5) tmIn.tm_sec=params->as_int(5, "seconds must be int", r); |
| t=mktime(&tmIn); | t=mktime(&tmIn); |
| if(t<0) | if(t<0) |
| throw Exception(0, | throw Exception(0, |
| method_name, | &method_name, |
| "invalid datetime"); | "invalid datetime"); |
| } else | } else |
| throw Exception("parser.runtime", | throw Exception("parser.runtime", |
| method_name, | &method_name, |
| "invalid params count, must be 1 or >=2"); | "invalid params count, must be 1 or >=2"); |
| vdate.set_time(t); | vdate->set_time(t); |
| } | } |
| static void _sql_string(Request& r, StringPtr method_name, MethodParams& ) { | static void _sql_string(Request& r, const String& method_name, MethodParams *) { |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| VDate& vdate=GET_SELF(r, VDate); | VDate *vdate=static_cast<VDate *>(r.get_self()); |
| int size=1+ 4+1+2+1+2 +1+ 2+1+2+1+2 +1 +1; | int size=1+ 4+1+2+1+2 +1+ 2+1+2+1+2 +1 +1; |
| char *buf=(char *)pool.malloc(size); | char *buf=(char *)pool.malloc(size); |
| time_t time=vdate.get_time(); | time_t time=vdate->get_time(); |
| size=strftime(buf, size, "%Y-%m-%d %H:%M:%S", localtime(&time)); | size=strftime(buf, size, "%Y-%m-%d %H:%M:%S", localtime(&time)); |
| String string; | String& string=*new(pool) String(pool); |
| string.APPEND_CLEAN(buf, size, | string.APPEND_CLEAN(buf, size, |
| method_name->origin().file, | method_name.origin().file, |
| method_name->origin().line); | method_name.origin().line); |
| r.write_assign_lang(string); | r.write_assign_lang(string); |
| } | } |
| static void _roll(Request& r, StringPtr method_name, MethodParams& params) { | static void _roll(Request& r, const String& method_name, MethodParams *params) { |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| VDate& vdate=GET_SELF(r, VDate); | VDate *vdate=static_cast<VDate *>(r.get_self()); |
| StringPtr 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; |
| int oday=0; | int oday=0; |
| int *offset; | int *offset; |
| if(*what=="year") offset=&oyear; | if(what=="year") offset=&oyear; |
| else if(*what=="month") offset=&omonth; | else if(what=="month") offset=&omonth; |
| else if(*what=="day") offset=&oday; | else if(what=="day") offset=&oday; |
| else | else |
| throw Exception("parser.runtime", | throw Exception("parser.runtime", |
| what, | &what, |
| "must be year|month|day"); | "must be year|month|day"); |
| *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(); | time_t self_time=vdate->get_time(); |
| tm tmIn=*localtime(&self_time); | tm tmIn=*localtime(&self_time); |
| tm tmSaved=tmIn; | tm tmSaved=tmIn; |
| int adjust_day=0; | |
| time_t t_changed_date; | |
| while(true) { | |
| tmIn.tm_year+=oyear; | |
| tmIn.tm_mon+=omonth; | |
| tmIn.tm_mday+=oday+adjust_day; | |
| tmIn.tm_hour=24/2; | |
| tmIn.tm_min=0; | |
| tmIn.tm_sec=0; | |
| int saved_mon=tmIn.tm_mon; | |
| t_changed_date=mktime/*normalizetime*/(&tmIn); | |
| if(t_changed_date<0) | |
| throw Exception(0, | |
| &method_name, | |
| "bad resulting time (rolled out of valid date range)"); | |
| if(oday==0 && tmIn.tm_mon!=saved_mon) { | |
| if(adjust_day <= -3/*31->28 max, so never, but...*/) | |
| throw Exception(0, | |
| &method_name, | |
| "bad resulting time (day hole still with %d day adjustment)", adjust_day ); | |
| tmIn=tmSaved; // restoring | |
| --adjust_day; //retrying with prev day | |
| } else | |
| break; | |
| } | |
| tmIn.tm_year+=oyear; | tm *tmOut=localtime(&t_changed_date); |
| tmIn.tm_mon+=omonth; | |
| tmIn.tm_mday+=oday; | |
| tmIn.tm_hour=24/2; | |
| tmIn.tm_min=0; | |
| tmIn.tm_sec=0; | |
| time_t t=mktime/*normalizetime*/(&tmIn); | |
| if(t<0) | |
| throw Exception(0, | |
| method_name, | |
| "bad resulting time (after roll)"); | |
| if(oday==0 && tmIn.tm_mday!=tmSaved.tm_mday) | |
| throw Exception(0, | |
| method_name, | |
| "bad resulting time (day hole)", t); | |
| tm *tmOut=localtime(&t); | |
| if(!tmOut) | if(!tmOut) |
| throw Exception(0, | throw Exception(0, |
| method_name, | &method_name, |
| "bad resulting time (seconds from epoch=%ld)", t); | "bad resulting time (seconds from epoch=%d)", t_changed_date); |
| tmOut->tm_hour=tmSaved.tm_hour; | tmOut->tm_hour=tmSaved.tm_hour; |
| tmOut->tm_min=tmSaved.tm_min; | tmOut->tm_min=tmSaved.tm_min; |
| tmOut->tm_sec=tmSaved.tm_sec; | tmOut->tm_sec=tmSaved.tm_sec; |
| tmOut->tm_isdst=-1; | tmOut->tm_isdst=-1; |
| { | { |
| time_t t=mktime/*normalizetime*/(tmOut); | time_t t_changed_time=mktime/*normalizetime*/(tmOut); |
| /*autofix: in msk timezone last sunday of april 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) |
| throw Exception(0, | throw Exception(0, |
| method_name, | &method_name, |
| "bad resulting time (hour hole)"); | "bad resulting time (hour hole)"); |
| */ | |
| if(t<0) | if(t_changed_time<0) |
| throw Exception(0, | throw Exception(0, |
| method_name, | &method_name, |
| "bad resulting time (after reconstruction)"); | "bad resulting time (after reconstruction)"); |
| vdate.set_time(t); | vdate->set_time(t_changed_time); |
| } | } |
| } | } |
| static TablePtr fill_month_days(Request& r, | static Table *fill_month_days(Request& r, |
| StringPtr method_name, MethodParams& params, bool rus){ | const String& method_name, MethodParams *params, bool rus){ |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| TablePtr result(new Table(*date_calendar_table_template)); | Table *result=new(pool) Table(pool, *date_calendar_table_template); |
| 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; | |
| tm tmIn={0, 0, 0, 1, month, year-1900}; | int year=params->as_int(1, "year must be int", r); |
| time_t t=mktime(&tmIn); | 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}; | |
| time_t t=mktime(&tmIn); | |
| if(t<0) | if(t<0) |
| throw Exception(0, | throw Exception(0, |
| method_name, | &method_name, |
| "invalid date"); | "invalid date"); |
| tm *tmOut=localtime(&t); | tm *tmOut=localtime(&t); |
| int weekDay1=tmOut->tm_wday; | int weekDay1=tmOut->tm_wday; |
| if(rus) | if(rus) |
| weekDay1=weekDay1?weekDay1-1:6; //sunday last | weekDay1=weekDay1?weekDay1-1:6; //sunday last |
| int monthDays=getMonthDays(year, month); | int monthDays=getMonthDays(year, month); |
| for(int _day=1-weekDay1; _day<=monthDays;) { | for(int _day=1-weekDay1; _day<=monthDays;) { |
| Table::element_type row(new ArrayString(7)); | Array& row=*new(pool) Array(pool, 7); |
| // calculating year week no [1..54] | // calculating year week no [1..54] |
| char *weekno_buf; | char *weekno_buf; |
| size_t weekno_size; | size_t weekno_size; |
| int weekyear; | 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++) { |
| StringPtr cell(new String); | String *cell=new(pool) String(pool); |
| if(_day>=1 && _day<=monthDays) { | if(_day>=1 && _day<=monthDays) { |
| char *buf=new(pool) char[2+1]; | char *buf=(char *)pool.malloc(2+1); |
| cell->APPEND_CLEAN(buf, sprintf(buf, "%02d", _day), | cell->APPEND_CLEAN(buf, sprintf(buf, "%02d", _day), |
| method_name->origin().file, method_name->origin().line); | method_name.origin().file, method_name.origin().line); |
| } | } |
| *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={0,0,0, _day, month, year-1900}; |
| Line 294 static TablePtr fill_month_days(Request& | Line 280 static TablePtr fill_month_days(Request& |
| } | } |
| // appending year week no | // appending year week no |
| { | { |
| StringPtr cell(new String); | String *cell=new(pool) String(pool); |
| cell->APPEND_CLEAN(weekno_buf, weekno_size, | cell->APPEND_CLEAN(weekno_buf, weekno_size, |
| method_name->origin().file, method_name->origin().line); | method_name.origin().file, method_name.origin().line); |
| *row+=cell; | row+=cell; |
| } | } |
| // appending year week year | // appending year week year |
| { | { |
| StringPtr cell(new String); | String *cell=new(pool) String(pool); |
| char *buf=new(pool) char[4+1]; | char *buf=(char *)pool.malloc(4+1); |
| cell->APPEND_CLEAN(buf, sprintf(buf, "%02d", weekyear), | cell->APPEND_CLEAN(buf, sprintf(buf, "%02d", weekyear), |
| method_name->origin().file, method_name->origin().line); | method_name.origin().file, method_name.origin().line); |
| *row+=cell; | row+=cell; |
| } | } |
| *result+=row; | *result+=&row; |
| } | } |
| return result; | return result; |
| } | } |
| static TablePtr fill_week_days(Request& r, | static Table *fill_week_days(Request& r, |
| StringPtr method_name, MethodParams& params, bool rus){ | const String& method_name, MethodParams *params, bool rus){ |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| Table::columns_type columns(new Table::columns_type::element_type(4)); | Array& columns=*new(pool) Array(pool, 4); |
| *columns+=StringPtr(new String("year")); | columns+=new(pool) String(pool, "year"); |
| *columns+=StringPtr(new String("month")); | columns+=new(pool) String(pool, "month"); |
| *columns+=StringPtr(new String("day")); | columns+=new(pool) String(pool, "day"); |
| *columns+=StringPtr(new String("weekday")); | columns+=new(pool) String(pool, "weekday"); |
| TablePtr result(new Table(method_name, columns)); | Table *result=new(pool) Table(pool, &method_name, &columns); |
| 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; |
| 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={0, 0, 18, day, month, year-1900}; |
| time_t t=mktime(&tmIn); | time_t t=mktime(&tmIn); |
| if(t<0) | if(t<0) |
| throw Exception(0, | throw Exception(0, |
| method_name, | &method_name, |
| "invalid date"); | "invalid date"); |
| tm *tmOut=localtime(&t); | tm *tmOut=localtime(&t); |
| Line 343 static TablePtr fill_week_days(Request& | Line 329 static TablePtr fill_week_days(Request& |
| for(int curWeekDay=0; curWeekDay<7; curWeekDay++, t+=SECS_PER_DAY) { | for(int curWeekDay=0; curWeekDay<7; curWeekDay++, t+=SECS_PER_DAY) { |
| tm *tmOut=localtime(&t); | tm *tmOut=localtime(&t); |
| Table::element_type row(new ArrayString(4)); | Array& row=*new(pool) Array(pool, 4); |
| #define WDFILL(size, value) { \ | #define WDFILL(size, value) { \ |
| char *buf=new(pool) char[size+1]; \ | char *buf=(char *)pool.malloc(size+1); \ |
| StringPtr cell(new String); \ | String *cell=new(pool) String(pool); \ |
| cell->APPEND_CLEAN(buf, sprintf(buf, "%0"#size"d", value), \ | cell->APPEND_CLEAN(buf, sprintf(buf, "%0"#size"d", value), \ |
| method_name->origin().file, \ | method_name.origin().file, \ |
| method_name->origin().line); \ | method_name.origin().line); \ |
| *row+=cell; \ | row+=cell; \ |
| } | } |
| WDFILL(4, 1900+tmOut->tm_year); | WDFILL(4, 1900+tmOut->tm_year); |
| WDFILL(2, 1+tmOut->tm_mon); | WDFILL(2, 1+tmOut->tm_mon); |
| WDFILL(2, tmOut->tm_mday); | WDFILL(2, tmOut->tm_mday); |
| WDFILL(2, tmOut->tm_wday); | WDFILL(2, tmOut->tm_wday); |
| *result+=row; | *result+=&row; |
| } | } |
| return result; | return result; |
| } | } |
| static void _calendar(Request& r, StringPtr method_name, MethodParams& params) { | static void _calendar(Request& r, const String& method_name, MethodParams *params) { |
| StringPtr what=params.as_string(0, "format must be strig"); | Pool& pool=r.pool(); |
| const String& what=params->as_string(0, "format must be strig"); | |
| 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, | &what, |
| "must be rus|eng"); | "must be rus|eng"); |
| TablePtr table; | Table *table; |
| if(params.count()==1+2) | if(params->size()==1+2) |
| table=fill_month_days(r, method_name, params, rus); | table=fill_month_days(r, method_name, params, rus); |
| else // 1+3 | else // 1+3 |
| table=fill_week_days(r, method_name, params, rus); | table=fill_week_days(r, method_name, params, rus); |
| r.write_no_lang(ValuePtr(new VTable(table))); | VTable& result=*new(pool) VTable(pool, table); |
| r.write_no_lang(result); | |
| } | } |
| // constructor | // constructor |
| MDate::MDate(): Methoded("date") { | MDate::MDate(Pool& apool) : Methoded(apool, "date") { |
| // ^now[] | // ^now[] |
| add_native_method("now", Method::CT_DYNAMIC, _now, 0, 1); | add_native_method("now", Method::CT_DYNAMIC, _now, 0, 1); |
| Line 405 MDate::MDate(): Methoded("date") { | Line 394 MDate::MDate(): Methoded("date") { |
| add_native_method("calendar", Method::CT_STATIC, _calendar, 3, 4); | add_native_method("calendar", Method::CT_STATIC, _calendar, 3, 4); |
| } | } |
| // global variable | |
| Methoded *date_class; | |
| // creator | |
| Methoded *MDate_create(Pool& pool) { | |
| return date_class=new(pool) MDate(pool); | |
| } |