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Print moon phases in terminal if terminal supports UTF-8

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This commit is contained in:
Dianne Skoll
2022-09-15 18:18:05 -04:00
parent 98c5bf511e
commit e3e0a541dc
1 changed files with 81 additions and 3 deletions
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84
src/calendar.c
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@@ -147,6 +147,16 @@ static char *VT100Colors[2][2][2][2] /* [Br][R][G][B] */ = {
}
};
/* Moon phase icons in UTF-8 */
static char const *moonphase_emojis[] = {
"\xF0\x9F\x8C\x91",
"\xF0\x9F\x8C\x93",
"\xF0\x9F\x8C\x95",
"\xF0\x9F\x8C\x97"
};
static char moons[32][32];
static struct line_drawing *linestruct;
#define DRAW(x) fputs(linestruct->x, stdout)
@@ -612,6 +622,50 @@ ComputeCalWidth(int x)
return w.ws_col;
}
static void
InitMoons(void)
{
int i;
/* Initialize the moon array */
for (i=0; i<=31; i++) {
moons[i][0] = '\0';
}
}
static void
SetMoonEntry(int jul, char const *moon)
{
int phase;
int y, m, d;
char msg[32];
msg[0] = 0;
/* Don't bother unless it's utf-8 */
if (!encoding_is_utf8 && !UseUTF8Chars) {
return;
}
if (sscanf(moon, "%d %*d %*d %31s", &phase, msg) < 4) {
if (sscanf(moon, "%d", &phase) != 1) {
/* Malformed MOON special; ignore */
fprintf(stderr, "Oops 1\n");
return;
}
}
if (phase < 0 || phase > 3) {
/* Bad phase */
fprintf(stderr, "Oops 2\n");
return;
}
FromJulian(jul, &y, &m, &d);
if (msg[0]) {
snprintf(moons[d], sizeof(moons[d]), "%s %s", moonphase_emojis[phase], msg);
} else {
snprintf(moons[d], sizeof(moons[d]), "%s", moonphase_emojis[phase]);
}
}
/***************************************************************/
/* */
/* ProduceCalendar */
@@ -694,6 +748,7 @@ static void DoCalendarOneWeek(int nleft)
int LinesWritten = 0;
int OrigJul = JulianToday;
InitMoons();
/* Fill in the column entries */
for (i=0; i<7; i++) {
GenerateCalEntries(i);
@@ -719,7 +774,11 @@ static void DoCalendarOneWeek(int nleft)
for (i=0; i<7; i++) {
FromJulian(OrigJul+i, &y, &m, &d);
char const *mon = get_month_name(m);
snprintf(buf, sizeof(buf), "%d %s ", d, get_month_abbrev(mon));
if (moons[d]) {
snprintf(buf, sizeof(buf), "%d %s %s ", d, get_month_abbrev(mon), moons[d]);
} else {
snprintf(buf, sizeof(buf), "%d %s ", d, get_month_abbrev(mon));
}
if (OrigJul+i == RealToday)
PrintLeft(buf, ColSpaces, '*');
else
@@ -782,6 +841,8 @@ static void DoCalendarOneMonth(void)
{
int y, m, d, mm, yy, i, j;
InitMoons();
if (!DoSimpleCalendar) WriteCalHeader();
DidADay = 0;
@@ -908,7 +969,11 @@ static int WriteCalendarRow(void)
if (i < wd || d+i-wd>DaysInMonth(m, y))
PrintLeft("", ColSpaces, ' ');
else {
sprintf(buf, "%d ", d+i-wd);
if (moons[d+i-wd]) {
snprintf(buf, sizeof(buf), "%d %s", d+i-wd, moons[d+i-wd]);
} else {
snprintf(buf, sizeof(buf), "%d", d+i-wd);
}
if (Julian(y, m, d+i-wd) == RealToday) {
PrintLeft(buf, ColSpaces-1, '*');
putchar(' ');
@@ -1663,10 +1728,23 @@ static int DoCalRem(ParsePtr p, int col)
}
}
if (trig.typ == PASSTHRU_TYPE) {
if (!PsCal && StrCmpi(trig.passthru, "COLOR") && StrCmpi(trig.passthru, "COLOUR")) {
if (!PsCal && StrCmpi(trig.passthru, "COLOR") && StrCmpi(trig.passthru, "COLOUR") && StrCmpi(trig.passthru, "MOON")) {
FreeTrig(&trig);
return OK;
}
if (!PsCal && !StrCmpi(trig.passthru, "MOON")) {
if (jul == JulianToday) {
DBufInit(&obuf);
r = DoSubst(p, &obuf, &trig, &tim, jul, CAL_MODE);
if (r) {
DBufFree(&obuf);
FreeTrig(&trig);
return r;
}
SetMoonEntry(jul, DBufValue(&obuf));
DBufFree(&obuf);
}
}
if (!StrCmpi(trig.passthru, "COLOR") ||
!StrCmpi(trig.passthru, "COLOUR")) {
is_color = 1;