Initial import of htcd system 1.0

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>

1 files changed, 207 insertions, 0 deletions

diff --git a/src/mt/dates.cc b/src/mt/dates.cc
new file mode 100644
index 0000000..8c244e5
--- /dev/null
+++ b/src/mt/dates.cc
@@ -0,0 +1,207 @@
+/*************************************************************************
+ *
+ * HTCd - Copyright (C) 1998-2006 Henrik Rydberg
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include <mt/dates.h>
+#include <mt/split.h>
+#include <ctype.h>
+
+const mstring SWEEK[MAXLANG][7]={
+  "Sun","Mon","Tue","Wed","Thu","Fri","Sat",
+  "Sön","Mån","Tis","Ons","Tor","Fre","Lör"
+};
+const mstring SMONTH[MAXLANG][12]={
+  "Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec",
+  "Jan","Feb","Mar","Apr","Maj","Jun","Jul","Aug","Sep","Okt","Nov","Dec"
+};
+const mstring WEEK[MAXLANG][7]={
+  "Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday",
+  "Söndag","Måndag","Tisdag","Onsdag","Torsdag","Fredag","Lördag"
+};
+const mstring MONTH[MAXLANG][12]={
+  "January","February","March","April","May","June",
+  "July","August","September","October","November","December",
+  "Januari","Februari","Mars","April","Maj","Juni",
+  "Juli","Augusti","September","Oktober","November","December"
+};
+
+time_t Today(time_t now)
+{
+  tm s; localtime_r(&now,&s);
+  s.tm_hour=0;
+  s.tm_min=0;
+  s.tm_sec=0;
+  return mktime(&s);
+}
+
+time_t Sunday(time_t now)
+{
+  tm s; localtime_r(&now,&s);
+  s.tm_mday-=s.tm_wday;
+  return mktime(&s);
+}
+
+const mstring& Week(int lang,time_t t)
+{
+  tm s; return WEEK[lang][localtime_r(&t,&s)->tm_wday];
+}
+
+const mstring& Month(int lang,time_t t)
+{
+  tm s; return MONTH[lang][localtime_r(&t,&s)->tm_mon];
+}
+
+const mstring& SWeek(int lang,time_t t)
+{
+  tm s; return SWEEK[lang][localtime_r(&t,&s)->tm_wday];
+}
+
+const mstring& SMonth(int lang,time_t t)
+{
+  tm s; return SMONTH[lang][localtime_r(&t,&s)->tm_mon];
+}
+
+mstring httpTime(time_t t)
+{
+  tm tt; gmtime_r(&t,&tt);
+  return mstring().convert("%s, %02d %s %4d %02d:%02d:%02d GMT",
+                           SWEEK[0][tt.tm_wday].c_str(),
+                           tt.tm_mday,
+                           SMONTH[0][tt.tm_mon].c_str(),
+                           tt.tm_year+1900,
+                           tt.tm_hour,
+                           tt.tm_min,
+                           tt.tm_sec);
+}
+
+mstring htcTime(int lang,time_t t)
+{
+  tm tt; localtime_r(&t,&tt);
+  mstring s(32); asctime_r(&tt,s.data()); s.resize(24);
+  if(lang) {
+    for(int i=0;i<7;i++) if(s(0,3)==SWEEK[0][i]) {
+      s.replace(0,3,SWEEK[lang][i]);
+      break;
+    }
+    for(int i=0;i<12;i++) if(s(4,3)==SMONTH[0][i]) {
+      s.replace(4,3,SMONTH[lang][i]);
+      break;
+    }
+  }
+  return s;
+}
+
+static int Month(int& mon,const sref& st)
+{
+  mstring s=st; s.tolower(); s[0]=toupper(s[0]);
+  for(int lang=0;lang<MAXLANG;lang++) {
+    for(int m=0;m<12;m++) if(s==SMONTH[lang][m]) { mon=m; return 1; }
+  }
+  return 0;
+}
+
+static int Week(int& week,const sref& st)
+{
+  mstring s=st; s.tolower(); s[0]=toupper(s[0]);
+  for(int lang=0;lang<MAXLANG;lang++) {
+    for(int w=0;w<7;w++) if(s==SWEEK[lang][w]) { week=w; return 1; }
+  }
+  return 0;
+}
+
+static int Time(int& th,int& tmi,int& ts,const sref& st)
+{
+  static const charset sep_tag(":");
+  sref hour,min,sec,when=st;
+  int h,m,s;
+  if(when.find(':')<0) return 0;
+  Split(hour,when,sep_tag);
+  Split(min,when,sep_tag);
+  Split(sec,when,sep_tag);
+  h=atoi(hour);
+  m=atoi(min);
+  s=atoi(sec);
+  if(h>=0&&h<=24&&m>=0&&m<60&&s>=0&&s<60) { th=h; tmi=m; ts=s; return 1; }
+  return 0;
+}
+
+static int Day(int& day,const sref& s)
+{
+  if(s.find_not_of(cset_digit)>=0) return 0;
+  int d=atoi(s);
+  if(d>0&&d<32) { day=d; return 1; }
+  return 0;
+}
+
+static int Year(int& year,const sref& s)
+{
+  if(s.find_not_of(cset_digit)>=0) return 0;
+  int y=atoi(s);
+  if(y>=32&&y<9999) {  year=y; return 1; }
+  return 0;
+}
+
+time_t htcTime(int lang,const sref& date)
+{
+  sref week,month,day,when,year,rest=date;
+  Split(week,rest);
+  Split(month,rest);
+  Split(day,rest);
+  Split(when,rest);
+  Split(year,rest);
+  struct tm t;
+  Time(t.tm_hour,t.tm_min,t.tm_sec,when);
+  t.tm_mday=atoi(day);
+  Month(t.tm_mon,month);
+  t.tm_year=atoi(year)-1900;
+  Week(t.tm_wday,week);
+  t.tm_isdst=-1;
+  return mktime(&t);
+}
+
+time_t cvtTime(const sref& code)
+{
+  time_t now=time(0);
+  tm t; localtime_r(&now,&t);
+  t.tm_hour=0;t.tm_min=0;t.tm_sec=0;
+  //Start with 00:00:00 today
+  sref first,rest=code;
+  int w=0,m=0,d=0,h=0,y=0;
+  while(Split(first,rest)) {
+    if(!w) w=Week(t.tm_wday,first);
+    if(!m) m=Month(t.tm_mon,first);
+    if(!h) h=Time(t.tm_hour,t.tm_min,t.tm_sec,first);
+    if(!d) d=Day(t.tm_mday,first);
+    if(!y) if(y=Year(t.tm_year,first)) t.tm_year-=1900;
+  }
+  t.tm_isdst=-1;
+  return mktime(&t);
+}  
+
+//////////////////////////////
+
+int Language(const sref& st)
+{
+  static const charset seps=cset_ws|charset(",;");
+  mstring s=st; s.tolower();
+  sref first,rest=s;
+  while(Split(first,rest,seps)) {
+    for(int i=0;i<MAXLANG;i++) if(first==LANG[i]) return i;
+  }
+  return -1;
+}