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| version 1.27, 2002/04/18 10:50:59 | version 1.42.2.3, 2003/01/31 12:34:26 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: @b date parser class. | Parser: @b date parser class. |
| Copyright (c) 2001, 2002 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) |
| $Id$ | |
| */ | */ |
| static const char* IDENT_DATE_C="$Date$"; | |
| #include "classes.h" | #include "classes.h" |
| #include "pa_request.h" | #include "pa_request.h" |
| #include "pa_vdouble.h" | #include "pa_vdouble.h" |
| Line 17 | Line 17 |
| class MDate : public Methoded { | class MDate : public Methoded { |
| public: // VStateless_class | public: // VStateless_class |
| Value *create_new_value(Pool& pool) { return new(pool) VDate(pool, 0); } | ValuePtr create_new_value() { return ValuePtr(new VDate(0)); } |
| public: | public: |
| MDate(Pool& pool); | MDate(Pool& pool); |
| Line 25 public: // Methoded | Line 25 public: // Methoded |
| bool used_directly() { return true; } | bool used_directly() { return true; } |
| }; | }; |
| // helpers | |
| Table date_calendar_table_template; | |
| /* | |
| // date_calendar_table_template | |
| { | |
| Array *columns=NEW Array(pool); | |
| for(int i=0; i<=6; i++) { | |
| char *column=(char *)pool.malloc(MAX_NUMBER); | |
| snprintf(column, MAX_NUMBER, "%d", i); | |
| *columns+=NEW String(pool, column); // .i column name | |
| } | |
| *columns+=NEW String(pool, DATE_CALENDAR_WEEKNO_NAME); | |
| *columns+=NEW String(pool, DATE_CALENDAR_WEEKYEAR_NAME); | |
| date_calendar_table_template=NEW Table(pool, 0, columns); | |
| } | |
| */ | |
| // methods | // methods |
| static void _now(Request& r, const String& method_name, MethodParams *params) { | static void _now(Request& r, const String& method_name, MethodParams *params) { |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| VDate *vdate=static_cast<VDate *>(r.self); | VDate *vdate=static_cast<VDate *>(r.get_self()); |
| time_t t=time(0); | time_t t=time(0); |
| if(params->size()==1) // ^now(offset) | if(params->size()==1) // ^now(offset) |
| t+=(time_t)(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) { | |
| if(year<70) // 0..69 -> 100..169 [2000..2069] | |
| year+=100; | |
| if(year>=1900) | |
| year-=1900; | |
| return year; | |
| } | |
| // 2002-04-25 18:14:00 | |
| // 18:14:00 | |
| // 2002:04:25 [+maybe time] | |
| time_t cstr_to_time_t(char *cstr, const String *report_error_origin) { // used in image.C | |
| char *cur=cstr; | |
| 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* month=lsplit(&cur, date_delim); | |
| const char* mday=lsplit(&cur, ' '); | |
| if(!month) | |
| cur=cstr; | |
| const char* hour=lsplit(&cur, ':'); | |
| const char* min=lsplit(&cur, ':'); | |
| const char* sec=cur; | |
| tm tmIn={0}; | |
| 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(report_error_origin) | |
| throw Exception(0, | |
| report_error_origin, | |
| "invalid datetime"); | |
| return result; | |
| } | |
| static void _create(Request& r, const String& 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=static_cast<VDate *>(r.self); | VDate *vdate=static_cast<VDate *>(r.get_self()); |
| time_t t; | time_t t; |
| if(params->size()==1) { // ^set(float days) | if(params->size()==1) { |
| t=(time_t)(params->as_double(0, "float days must be double", r)*SECS_PER_DAY); | // ^create[2002-04-25 18:14:00] |
| if(t<0 || !localtime(&t)) | // ^create[18:14:00] |
| throw Exception(0, | if(const String *sdate=params->get(0).get_string()) |
| &method_name, | t=cstr_to_time_t(sdate->cstr(), sdate); |
| "invalid datetime"); | else { // ^create(float days) |
| } else if(params->size()>=2) { // ^set(y;m;d[;h[;m[;s]]]) | 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, | |
| &method_name, | |
| "invalid datetime"); | |
| } | |
| } 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; |
| int year=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)); |
| if(year<70) // 0..69 -> 100..169 [2000..2069] | |
| year+=100; | |
| if(year>=1900) | |
| year-=1900; | |
| tmIn.tm_year=year; | |
| 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->size()>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->size()>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); |
| Line 77 static void _create(Request& r, const St | Line 150 static void _create(Request& r, const St |
| static void _sql_string(Request& r, const String& method_name, MethodParams *) { | static void _sql_string(Request& r, const String& method_name, MethodParams *) { |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| VDate *vdate=static_cast<VDate *>(r.self); | 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(); |
| Line 93 static void _sql_string(Request& r, cons | Line 166 static void _sql_string(Request& r, cons |
| static void _roll(Request& r, const String& 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=static_cast<VDate *>(r.self); | VDate *vdate=static_cast<VDate *>(r.get_self()); |
| 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; |
| Line 161 static void _roll(Request& r, const Stri | Line 234 static void _roll(Request& r, const Stri |
| static Table *fill_month_days(Request& r, | static Table *fill_month_days(Request& r, |
| const String& method_name, MethodParams *params, bool rus){ | const String& method_name, MethodParams *params, bool rus){ |
| Pool& pool=r.pool(); | Pool& pool=r.pool(); |
| Table *result=new(pool) Table(pool, &method_name, 0/*&columns*/); | Table *result=new(pool) Table(pool, *date_calendar_table_template); |
| 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; |
| Line 181 static Table *fill_month_days(Request& r | Line 254 static Table *fill_month_days(Request& r |
| for(int _day=1-weekDay1; _day<=monthDays;) { | for(int _day=1-weekDay1; _day<=monthDays;) { |
| Array& row=*new(pool) Array(pool, 7); | Array& row=*new(pool) Array(pool, 7); |
| // calculating year week no [1..54] | |
| char *weekno_buf; | |
| size_t weekno_size; | |
| int weekyear; | |
| // 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(pool) String(pool); | String *cell=new(pool) String(pool); |
| if(_day>=1 && _day<=monthDays) { | if(_day>=1 && _day<=monthDays) { |
| char *buf=(char *)pool.malloc(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*/) { | |
| tm tms={0,0,0, _day, month, year-1900}; | |
| /*normalize*/mktime(&tms); | |
| weekyear=tms.tm_year+1900; | |
| 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=(char *)pool.malloc(weekno_buf_size); | |
| weekno_size=snprintf(weekno_buf, weekno_buf_size, "%02d", n); | |
| } | |
| } | } |
| // appending year week no | |
| { | |
| String *cell=new(pool) String(pool); | |
| cell->APPEND_CLEAN(weekno_buf, weekno_size, | |
| method_name.origin().file, method_name.origin().line); | |
| row+=cell; | |
| } | |
| // appending year week year | |
| { | |
| String *cell=new(pool) String(pool); | |
| char *buf=(char *)pool.malloc(4+1); | |
| cell->APPEND_CLEAN(buf, sprintf(buf, "%02d", weekyear), | |
| method_name.origin().file, method_name.origin().line); | |
| row+=cell; | |
| } | |
| *result+=&row; | *result+=&row; |
| } | } |
| Line 275 MDate::MDate(Pool& apool) : Methoded(apo | Line 384 MDate::MDate(Pool& apool) : Methoded(apo |
| // ^now[] | // ^now[] |
| add_native_method("now", Method::CT_DYNAMIC, _now, 0, 1); | add_native_method("now", Method::CT_DYNAMIC, _now, 0, 1); |
| // ^set(float days) | // ^create(float days) |
| add_native_method("create", Method::CT_DYNAMIC, _create, 1, 6); | 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); | add_native_method("set", Method::CT_DYNAMIC, _create, 1, 6); |
| // ^sql-string[] | // ^sql-string[] |