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bug 337935 weekly recurrence with sunday hides occurrences on other weekdays. j=shaver

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This commit is contained in:
michael.buettner%sun.com 2006-08-08 15:04:12 +00:00
parent 872b7a7986
commit 19c6d5ca68
1 changed files with 23 additions and 23 deletions
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46
calendar/libical/src/libical/icalrecur.c
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@ -316,30 +316,26 @@ void icalrecur_add_byrules(struct icalrecur_parser *parser, short *array,
* function sorts the days taking into account the first day of week.
*/
static void
sort_bydayrules(struct icalrecur_parser *parser)
sort_bydayrules(short *array, int week_start)
{
short *array;
int week_start, one, two, i, j;
int one, two, i, j;
array = parser->rt.by_day;
week_start = parser->rt.week_start;
for (i=0;
i<ICAL_BY_DAY_SIZE && array[i] != ICAL_RECURRENCE_ARRAY_MAX;
i++) {
for (j=0; j<i; j++) {
one = icalrecurrencetype_day_day_of_week(array[j]) - week_start;
if (one < 0) one += 7;
two = icalrecurrencetype_day_day_of_week(array[i]) - week_start;
if (two < 0) two += 7;
for (i=0;
i<ICAL_BY_DAY_SIZE && array[i] != ICAL_RECURRENCE_ARRAY_MAX;
i++) {
for (j=0; j<i; j++) {
one = icalrecurrencetype_day_day_of_week(array[j]) - week_start;
if (one < 0) one += 7;
two = icalrecurrencetype_day_day_of_week(array[i]) - week_start;
if (two < 0) two += 7;
if (one > two) {
short tmp = array[j];
array[j] = array[i];
array[i] = tmp;
}
if (one > two) {
short tmp = array[j];
array[j] = array[i];
array[i] = tmp;
}
}
}
}
}
void icalrecur_add_bydayrules(struct icalrecur_parser *parser, const char* vals)
@ -400,7 +396,7 @@ void icalrecur_add_bydayrules(struct icalrecur_parser *parser, const char* vals)
free(vals_copy);
sort_bydayrules(parser);
sort_bydayrules(parser->rt.by_day,parser->rt.week_start);
}
@ -449,7 +445,7 @@ struct icalrecurrencetype icalrecurrencetype_from_string(const char* str)
parser.rt.interval = (short)atoi(value);
} else if (strcmp(name,"WKST") == 0){
parser.rt.week_start = icalrecur_string_to_weekday(value);
sort_bydayrules(&parser);
sort_bydayrules(parser.rt.by_day,parser.rt.week_start);
} else if (strcmp(name,"BYSECOND") == 0){
icalrecur_add_byrules(&parser,parser.rt.by_second,
ICAL_BY_SECOND_SIZE,value);
@ -592,7 +588,7 @@ char* icalrecurrencetype_as_string(struct icalrecurrencetype *recur)
}
/* If week start is not monday (the default per RFC2445) append WKST */
if (recur->week_start != ICAL_MONDAY_WEEKDAY) {
if (recur->week_start != ICAL_MONDAY_WEEKDAY && recur->week_start != ICAL_NO_WEEKDAY) {
icalmemory_append_string(&str,&str_p,&buf_sz,";WKST=");
icalmemory_append_string(&str,&str_p,&buf_sz,
icalrecur_weekday_to_string(recur->week_start));
@ -1654,6 +1650,10 @@ static int next_weekday_by_week(icalrecur_iterator* impl)
return 1;
}
/* this call to 'sort_bydayrules' assures that the occurrences for
weekly recurrences will be generated in a strict linear order. */
sort_bydayrules(BYDAYPTR,impl->rule.week_start);
/* If we get here, we need to step to tne next day */
for (;;) {