* Bumped internal version number to 6.31. Minimum Citadel server required
[citadel.git] / webcit / calendar_tools.c
index 85c348ce00f9e6381303f0f002220640267102f0..3fbab7eec1740aca5ef05df76bbf1ab3896c0833 100644 (file)
@@ -1,39 +1,36 @@
 /*
  * $Id$
  *
- *
+ * Miscellaneous functions which handle calendar components.
  */
 
-#include <ctype.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <sys/socket.h>
-#include <limits.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#include <string.h>
-#include <pwd.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <pthread.h>
-#include <signal.h>
-#include <time.h>
 #include "webcit.h"
 #include "webserver.h"
 
+/* FIXME ... this needs to be internationalized */
 char *months[] = {
-       "January", "February", "March", "April", "May", "June", "July",
-       "August", "September", "October", "November", "December"
+       "January",
+       "February",
+       "March",
+       "April",
+       "May",
+       "June",
+       "July",
+       "August",
+       "September",
+       "October",
+       "November",
+       "December"
 };
 
 char *days[] = {
-       "Sunday", "Monday", "Tuesday", "Wednesday",
-       "Thursday", "Friday", "Saturday"
+       "Sunday",
+       "Monday",
+       "Tuesday",
+       "Wednesday",
+       "Thursday",
+       "Friday",
+       "Saturday"
 };
 
 char *hourname[] = {
@@ -43,7 +40,7 @@ char *hourname[] = {
        "7pm", "8pm", "9pm", "10pm", "11pm"
 };
 
-#ifdef HAVE_ICAL_H
+#ifdef WEBCIT_WITH_CALENDAR_SERVICE
 
 /*
  * The display_icaltimetype_as_webform() and icaltime_from_webform() functions
@@ -65,25 +62,32 @@ char *hourname[] = {
 
 void display_icaltimetype_as_webform(struct icaltimetype *t, char *prefix) {
        int i;
-
        time_t now;
        struct tm tm_now;
        int this_year;
-
        time_t tt;
        struct tm tm;
-
        const int span = 10;
+       int all_day_event = 0;
+       char calhourformat[16];
+
+       get_preference("calhourformat", calhourformat, sizeof calhourformat);
 
        now = time(NULL);
-       memcpy(&tm_now, localtime(&now), sizeof(struct tm));
+       localtime_r(&now, &tm_now);
        this_year = tm_now.tm_year + 1900;
 
        if (t == NULL) return;
+       if (t->is_date) all_day_event = 1;
        tt = icaltime_as_timet(*t);
-       memcpy(&tm, localtime(&tt), sizeof(struct tm));
+       if (all_day_event) {
+               gmtime_r(&tt, &tm);
+       }
+       else {
+               localtime_r(&tt, &tm);
+       }
 
-       wprintf("Month: ");
+       wprintf(_("Month: "));
        wprintf("<SELECT NAME=\"%s_month\" SIZE=\"1\">\n", prefix);
        for (i=0; i<=11; ++i) {
                wprintf("<OPTION %s VALUE=\"%d\">%s</OPTION>\n",
@@ -94,7 +98,7 @@ void display_icaltimetype_as_webform(struct icaltimetype *t, char *prefix) {
        }
        wprintf("</SELECT>\n");
 
-       wprintf("Day: ");
+       wprintf(_("Day: "));
        wprintf("<SELECT NAME=\"%s_day\" SIZE=\"1\">\n", prefix);
        for (i=1; i<=31; ++i) {
                wprintf("<OPTION %s VALUE=\"%d\">%d</OPTION>\n",
@@ -104,7 +108,7 @@ void display_icaltimetype_as_webform(struct icaltimetype *t, char *prefix) {
        }
        wprintf("</SELECT>\n");
 
-       wprintf("Year: ");
+       wprintf(_("Year: "));
        wprintf("<SELECT NAME=\"%s_year\" SIZE=\"1\">\n", prefix);
        if ((this_year - t->year) > span) {
                wprintf("<OPTION SELECTED VALUE=\"%d\">%d</OPTION>\n",
@@ -122,62 +126,74 @@ void display_icaltimetype_as_webform(struct icaltimetype *t, char *prefix) {
        }
        wprintf("</SELECT>\n");
 
-       wprintf("Hour: ");
+       wprintf(_("Hour: "));
        wprintf("<SELECT NAME=\"%s_hour\" SIZE=\"1\">\n", prefix);
        for (i=0; i<=23; ++i) {
-               wprintf("<OPTION %s VALUE=\"%d\">%s</OPTION>\n",
-                       ((tm.tm_hour == i) ? "SELECTED" : ""),
-                       i, hourname[i]
-               );
+
+               if (!strcasecmp(calhourformat, "24")) {
+                       wprintf("<OPTION %s VALUE=\"%d\">%d</OPTION>\n",
+                               ((tm.tm_hour == i) ? "SELECTED" : ""),
+                               i, i
+                       );
+               }
+               else {
+                       wprintf("<OPTION %s VALUE=\"%d\">%s</OPTION>\n",
+                               ((tm.tm_hour == i) ? "SELECTED" : ""),
+                               i, hourname[i]
+                       );
+               }
+
        }
        wprintf("</SELECT>\n");
 
-       wprintf("Minute: ");
+       wprintf(_("Minute: "));
        wprintf("<SELECT NAME=\"%s_minute\" SIZE=\"1\">\n", prefix);
        for (i=0; i<=59; ++i) {
-               wprintf("<OPTION %s VALUE=\"%d\">:%02d</OPTION>\n",
-                       ((tm.tm_min == i) ? "SELECTED" : ""),
-                       i, i
-               );
+               if ( (i % 5 == 0) || (tm.tm_min == i) ) {
+                       wprintf("<OPTION %s VALUE=\"%d\">:%02d</OPTION>\n",
+                               ((tm.tm_min == i) ? "SELECTED" : ""),
+                               i, i
+                       );
+               }
        }
        wprintf("</SELECT>\n");
 }
 
 
-struct icaltimetype icaltime_from_webform(char *prefix) {
-       struct icaltimetype t;
-       time_t tt;
-       struct tm tm;
-       char vname[SIZ];
+void icaltime_from_webform(struct icaltimetype *t, char *prefix) {
+       char vname[32];
+        time_t tt;
+        struct tm tm;
+       struct icaltimetype t2;
 
-       tt = time(NULL);
-       memcpy(&tm, localtime(&tt), sizeof(struct tm));
+        tt = time(NULL);
+        localtime_r(&tt, &tm);
 
-       sprintf(vname, "%s_month", prefix);     tm.tm_mon = atoi(bstr(vname)) - 1;
-       sprintf(vname, "%s_day", prefix);       tm.tm_mday = atoi(bstr(vname));
-       sprintf(vname, "%s_year", prefix);      tm.tm_year = atoi(bstr(vname)) - 1900;
-       sprintf(vname, "%s_hour", prefix);      tm.tm_hour = atoi(bstr(vname));
-       sprintf(vname, "%s_minute", prefix);    tm.tm_min = atoi(bstr(vname));
+        sprintf(vname, "%s_month", prefix);     tm.tm_mon = atoi(bstr(vname)) - 1;
+        sprintf(vname, "%s_day", prefix);       tm.tm_mday = atoi(bstr(vname));
+        sprintf(vname, "%s_year", prefix);      tm.tm_year = atoi(bstr(vname)) - 1900;
+        sprintf(vname, "%s_hour", prefix);      tm.tm_hour = atoi(bstr(vname));
+        sprintf(vname, "%s_minute", prefix);    tm.tm_min = atoi(bstr(vname));
 
-       tt = mktime(&tm);
-       t = icaltime_from_timet(tt, 0);
-       t = icaltime_normalize(t);
-       return(t);
+        tt = mktime(&tm);
+        t2 = icaltime_from_timet(tt, 0);
+       memcpy(t, &t2, sizeof(struct icaltimetype));
 }
 
 
-/*
- * Generae a new, globally unique UID parameter for a calendar object.
- */
-void generate_new_uid(char *buf) {
-       static int seq = 0;
+void icaltime_from_webform_dateonly(struct icaltimetype *t, char *prefix) {
+       char vname[32];
 
-       sprintf(buf, "%ld-%d@%s",
-               (long)time(NULL),
-               (seq++),
-               serv_info.serv_fqdn);
+       memset(t, 0, sizeof(struct icaltimetype));
+
+        sprintf(vname, "%s_month", prefix);     t->month = atoi(bstr(vname));
+        sprintf(vname, "%s_day", prefix);       t->day = atoi(bstr(vname));
+        sprintf(vname, "%s_year", prefix);      t->year = atoi(bstr(vname));
+       t->is_utc = 1;
+       t->is_date = 1;
 }
 
+
 /*
  * Render a PARTSTAT parameter as a string (and put it in parentheses)
  */
@@ -185,7 +201,7 @@ void partstat_as_string(char *buf, icalproperty *attendee) {
        icalparameter *partstat_param;
        icalparameter_partstat partstat;
 
-       strcpy(buf, "(status unknown)");
+       strcpy(buf, _("(status unknown)"));
 
        partstat_param = icalproperty_get_first_parameter(
                                attendee,
@@ -199,24 +215,83 @@ void partstat_as_string(char *buf, icalproperty *attendee) {
        switch(partstat) {
                case ICAL_PARTSTAT_X:
                        strcpy(buf, "(x)");
+                       break;
                case ICAL_PARTSTAT_NEEDSACTION:
-                       strcpy(buf, "(needs action)");
+                       strcpy(buf, _("(needs action)"));
+                       break;
                case ICAL_PARTSTAT_ACCEPTED:
-                       strcpy(buf, "(accepted)");
+                       strcpy(buf, _("(accepted)"));
+                       break;
                case ICAL_PARTSTAT_DECLINED:
-                       strcpy(buf, "(declined)");
+                       strcpy(buf, _("(declined)"));
+                       break;
                case ICAL_PARTSTAT_TENTATIVE:
-                       strcpy(buf, "(tenative)");
+                       strcpy(buf, _("(tenative)"));
+                       break;
                case ICAL_PARTSTAT_DELEGATED:
-                       strcpy(buf, "(delegated)");
+                       strcpy(buf, _("(delegated)"));
+                       break;
                case ICAL_PARTSTAT_COMPLETED:
-                       strcpy(buf, "(completed)");
+                       strcpy(buf, _("(completed)"));
+                       break;
                case ICAL_PARTSTAT_INPROCESS:
-                       strcpy(buf, "(in process)");
+                       strcpy(buf, _("(in process)"));
+                       break;
                case ICAL_PARTSTAT_NONE:
-                       strcpy(buf, "(none)");
+                       strcpy(buf, _("(none)"));
+                       break;
        }
 }
 
 
+/*
+ * Utility function to encapsulate a subcomponent into a full VCALENDAR
+ */
+icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp) {
+       icalcomponent *encaps;
+
+       /* lprintf(9, "ical_encapsulate_subcomponent() called\n"); */
+
+       if (subcomp == NULL) {
+               lprintf(3, "ERROR: called with NULL argument!\n");
+               return NULL;
+       }
+
+       /* If we're already looking at a full VCALENDAR component,
+        * don't bother ... just return itself.
+        */
+       if (icalcomponent_isa(subcomp) == ICAL_VCALENDAR_COMPONENT) {
+               return subcomp;
+       }
+
+       /* Encapsulate the VEVENT component into a complete VCALENDAR */
+       encaps = icalcomponent_new(ICAL_VCALENDAR_COMPONENT);
+       if (encaps == NULL) {
+               lprintf(3, "%s:%d: Error - could not allocate component!\n",
+                       __FILE__, __LINE__);
+               return NULL;
+       }
+
+       /* Set the Product ID */
+       icalcomponent_add_property(encaps, icalproperty_new_prodid(PRODID));
+
+       /* Set the Version Number */
+       icalcomponent_add_property(encaps, icalproperty_new_version("2.0"));
+
+       /* Encapsulate the subcomponent inside */
+       /* lprintf(9, "Doing the encapsulation\n"); */
+       icalcomponent_add_component(encaps, subcomp);
+
+       /* Convert all timestamps to UTC so we don't have to deal with
+        * stupid VTIMEZONE crap.
+        */
+       ical_dezonify(encaps);
+
+       /* Return the object we just created. */
+       return(encaps);
+}
+
+
+
+
 #endif