]> code.citadel.org Git - citadel.git/blobdiff - webcit/calendar_tools.c
indent -kr -i8 -brf -bbb -fnc -l132 -nce on all of webcit-classic
[citadel.git] / webcit / calendar_tools.c
index a2d23b4fbc649b2e988181e5d4b6a1449beddf6a..c40fcde49091db6b6ad02ac9e1cce35fcf39c29a 100644 (file)
@@ -1,12 +1,22 @@
+
 /*
- * $Id$
- *
  * Miscellaneous functions which handle calendar components.
+ *
+ * Copyright (c) 1996-2012 by the citadel.org team
+ *
+ * This program is open source software.  You can redistribute it and/or
+ * modify it under the terms of the GNU General Public License, version 3.
+ *
+ * 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.
  */
 
 #include "webcit.h"
 #include "webserver.h"
 #include "time.h"
+#include "calendar.h"
 
 /* Hour strings */
 char *hourname[] = {
@@ -34,24 +44,25 @@ char *hourname[] = {
  */
 
 void display_icaltimetype_as_webform(struct icaltimetype *t, char *prefix, int date_only) {
+       wcsession *WCC = WC;
        int i;
        time_t now;
        struct tm tm_now;
-       int this_year;
        time_t tt;
        struct tm tm;
        int all_day_event = 0;
        int time_format;
        char timebuf[32];
-       
-       time_format = get_time_format_cached ();
+
+       time_format = get_time_format_cached();
 
        now = time(NULL);
        localtime_r(&now, &tm_now);
-       this_year = tm_now.tm_year + 1900;
 
-       if (t == NULL) return;
-       if (t->is_date) all_day_event = 1;
+       if (t == NULL)
+               return;
+       if (t->is_date)
+               all_day_event = 1;
        tt = icaltime_as_timet(*t);
        if (all_day_event) {
                gmtime_r(&tt, &tm);
@@ -60,14 +71,14 @@ void display_icaltimetype_as_webform(struct icaltimetype *t, char *prefix, int d
                localtime_r(&tt, &tm);
        }
 
-       wprintf("<input type=\"text\" name=\"");
-       wprintf(prefix);
-       wprintf("\" id=\"");
-       wprintf(prefix);
-       wprintf("\" size=\"10\" maxlength=\"10\" value=\"");
+       wc_printf("<input type=\"date\" name=\"");
+       StrBufAppendBufPlain(WCC->WBuf, prefix, -1, 0);
+       wc_printf("\" id=\"");
+       StrBufAppendBufPlain(WCC->WBuf, prefix, -1, 0);
+       wc_printf("\" size=\"10\" maxlength=\"10\" value=\"");
        wc_strftime(timebuf, 32, "%Y-%m-%d", &tm);
-       wprintf(timebuf);
-       wprintf("\">");
+       StrBufAppendBufPlain(WCC->WBuf, timebuf, -1, 0);
+       wc_printf("\">");
 
        StrBufAppendPrintf(WC->trailing_javascript, "attachDatePicker('");
        StrBufAppendPrintf(WC->trailing_javascript, prefix);
@@ -77,120 +88,105 @@ void display_icaltimetype_as_webform(struct icaltimetype *t, char *prefix, int d
         * This keeps the data model consistent.
         */
        if (date_only) {
-               wprintf("<div style=\"display:none\">");
+               wc_printf("<div style=\"display:none\">");
        }
 
-       wprintf(_("Hour: "));
-       wprintf("<SELECT NAME=\"%s_hour\" SIZE=\"1\">\n", prefix);
-       for (i=0; i<=23; ++i) {
+       wc_printf("<span ID=\"");
+       StrBufAppendBufPlain(WCC->WBuf, prefix, -1, 0);
+       wc_printf("_time\">");
+       wc_printf(_("Hour: "));
+       wc_printf("<SELECT NAME=\"%s_hour\" SIZE=\"1\">\n", prefix);
+       for (i = 0; i <= 23; ++i) {
 
                if (time_format == WC_TIMEFORMAT_24) {
-                       wprintf("<OPTION %s VALUE=\"%d\">%d</OPTION>\n",
-                               ((tm.tm_hour == i) ? "SELECTED" : ""),
-                               i, i
-                               );
+                       wc_printf("<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]
-                               );
+                       wc_printf("<OPTION %s VALUE=\"%d\">%s</OPTION>\n", ((tm.tm_hour == i) ? "SELECTED" : ""), i, hourname[i]
+                           );
                }
 
        }
-       wprintf("</SELECT>\n");
-
-       wprintf(_("Minute: "));
-       wprintf("<SELECT NAME=\"%s_minute\" SIZE=\"1\">\n", prefix);
-       for (i=0; i<=59; ++i) {
-               if ( (i % 5 == 0) || (tm.tm_min == i) ) {
-                       wprintf("<OPTION %s VALUE=\"%d\">:%02d</OPTION>\n",
-                               ((tm.tm_min == i) ? "SELECTED" : ""),
-                               i, i
-                               );
+       wc_printf("</SELECT>\n");
+
+       wc_printf(_("Minute: "));
+       wc_printf("<SELECT NAME=\"%s_minute\" SIZE=\"1\">\n", prefix);
+       for (i = 0; i <= 59; ++i) {
+               if ((i % 5 == 0) || (tm.tm_min == i)) {
+                       wc_printf("<OPTION %s VALUE=\"%d\">:%02d</OPTION>\n", ((tm.tm_min == i) ? "SELECTED" : ""), i, i);
                }
        }
-       wprintf("</SELECT>\n");
+       wc_printf("</SELECT></span>\n");
 
        if (date_only) {
-               wprintf("</div>");
+               wc_printf("</div>");
        }
 }
 
 /*
- * Get time from form
- * get the time back from the user and convert it into internal structs.
+ * Get date/time from a web form and convert it into an icaltimetype struct.
  */
 void icaltime_from_webform(struct icaltimetype *t, char *prefix) {
-       char datebuf[32];
-       char vname[32];
-       struct tm tm;
-       /* Stuff tm with some zero values */
-       tm.tm_year = 0;
-       tm.tm_sec = 0;
-       tm.tm_min = 0;
-       tm.tm_hour = 0;
-       tm.tm_mday = 0;
-       tm.tm_mon = 0;
-       int hour = 0;
-       int minute = 0;
-       struct icaltimetype t2;
-       
-       
-       strptime((char*)BSTR(prefix), "%Y-%m-%d", &tm);
-       sprintf(vname, "%s_hour", prefix);      hour = IBSTR(vname);
-       sprintf(vname, "%s_minute", prefix);    minute = IBSTR(vname);
-       tm.tm_hour = hour;
-       tm.tm_min = minute;
-       strftime(&datebuf[0], 32, "%Y%m%dT%H%M%S", &tm);
-       t2 = icaltime_from_string(datebuf);
-       memcpy(t, &t2, sizeof(struct icaltimetype));
+       char vname[32];
+
+       if (!t)
+               return;
+
+       /* Stuff with zero values */
+       memset(t, 0, sizeof(struct icaltimetype));
+
+       /* Get the year/month/date all in one shot -- it will be in ISO YYYY-MM-DD format */
+       sscanf((char *) BSTR(prefix), "%04d-%02d-%02d", &t->year, &t->month, &t->day);
+
+       /* hour */
+       sprintf(vname, "%s_hour", prefix);
+       t->hour = IBSTR(vname);
+
+       /* minute */
+       sprintf(vname, "%s_minute", prefix);
+       t->minute = IBSTR(vname);
+
+       /* time zone is set to the default zone for this server */
+       t->is_date = 0;
+       t->zone = get_default_icaltimezone();
 }
 
 
 /*
- * Get time from form
- * get the time back from the user and convert it into internal structs.
+ * Get date (no time) from a web form and convert it into an icaltimetype struct.
  */
 void icaltime_from_webform_dateonly(struct icaltimetype *t, char *prefix) {
-       struct tm tm;
-       /* Stuff tm with some zero values */
-       tm.tm_sec = 0;
-       tm.tm_min = 0;
-       tm.tm_hour = 0;
-       tm.tm_mday = 0;
-       tm.tm_mon = 0;
-       time_t tm_t;
-       struct icaltimetype t2;         
-       strptime((char *)BSTR(prefix), "%Y-%m-%d", &tm);
-       tm_t = mktime(&tm);
-       t2 = icaltime_from_timet(tm_t, 1);
-       memcpy(t, &t2, sizeof(struct icaltimetype));
+       if (!t)
+               return;
+
+       /* Stuff with zero values */
+       memset(t, 0, sizeof(struct icaltimetype));
+
+       /* Get the year/month/date all in one shot -- it will be in ISO YYYY-MM-DD format */
+       sscanf((char *) BSTR(prefix), "%04d-%02d-%02d", &t->year, &t->month, &t->day);
+
+       /* time zone is set to the default zone for this server */
+       t->zone = icaltimezone_get_utc_timezone();
+       t->is_date = 1;
 }
 
 
-/**
- * \brief Render PARTSTAT
+/*
  * Render a PARTSTAT parameter as a string (and put it in parentheses)
- * \param buf the string to put it to
- * \param attendee the attendee to textify
  */
-void partstat_as_string(char *buf, icalproperty *attendee) {
+void partstat_as_string(char *buf, icalproperty * attendee) {
        icalparameter *partstat_param;
        icalparameter_partstat partstat;
 
        strcpy(buf, _("(status unknown)"));
 
-       partstat_param = icalproperty_get_first_parameter(
-               attendee,
-               ICAL_PARTSTAT_PARAMETER
-               );
+       partstat_param = icalproperty_get_first_parameter(attendee, ICAL_PARTSTAT_PARAMETER);
        if (partstat_param == NULL) {
                return;
        }
 
        partstat = icalparameter_get_partstat(partstat_param);
-       switch(partstat) {
+       switch (partstat) {
        case ICAL_PARTSTAT_X:
                strcpy(buf, "(x)");
                break;
@@ -221,33 +217,79 @@ void partstat_as_string(char *buf, icalproperty *attendee) {
        }
 }
 
-
 /*
- * Utility function to encapsulate a subcomponent into a full VCALENDAR
+ * Utility function to encapsulate a subcomponent into a full VCALENDAR.
+ *
+ * We also scan for any date/time properties that reference timezones, and attach
+ * those timezones along with the supplied subcomponent.  (Increase the size of the array if you need to.)
+ *
+ * Note: if you change anything here, change it in Citadel server's ical_send_out_invitations() too.
  */
-icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp) {
+icalcomponent *ical_encapsulate_subcomponent(icalcomponent * subcomp) {
        icalcomponent *encaps;
-
-       /* lprintf(9, "ical_encapsulate_subcomponent() called\n"); */
+       icalproperty *p;
+       struct icaltimetype t;
+       const icaltimezone *attached_zones[5] = { NULL, NULL, NULL, NULL, NULL };
+       int i;
+       const icaltimezone *z;
+       int num_zones_attached = 0;
+       int zone_already_attached;
 
        if (subcomp == NULL) {
-               lprintf(3, "ERROR: called with NULL argument!\n");
+               syslog(LOG_WARNING, "ERROR: ical_encapsulate_subcomponent() called with NULL argument\n");
                return NULL;
        }
 
        /*
-        * If we're already looking at a full VCALENDAR component,
-        * don't bother ... just return itself.
+        * If we're already looking at a full VCALENDAR component, this is probably an error.
         */
        if (icalcomponent_isa(subcomp) == ICAL_VCALENDAR_COMPONENT) {
+               syslog(LOG_WARNING, "ERROR: component sent to ical_encapsulate_subcomponent() already top level\n");
                return subcomp;
        }
 
+       /* search for... */
+       for (p = icalcomponent_get_first_property(subcomp, ICAL_ANY_PROPERTY);
+            p != NULL; p = icalcomponent_get_next_property(subcomp, ICAL_ANY_PROPERTY)) {
+               if ((icalproperty_isa(p) == ICAL_COMPLETED_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_CREATED_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_DATEMAX_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_DATEMIN_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_DTEND_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_DTSTAMP_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_DTSTART_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_DUE_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_EXDATE_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_LASTMODIFIED_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_MAXDATE_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_MINDATE_PROPERTY)
+                   || (icalproperty_isa(p) == ICAL_RECURRENCEID_PROPERTY)
+                   ) {
+                       t = icalproperty_get_dtstart(p);        /*/ it's safe to use dtstart for all of them */
+                       if ((icaltime_is_valid_time(t)) && (z = icaltime_get_timezone(t), z)) {
+
+                               zone_already_attached = 0;
+                               for (i = 0; i < 5; ++i) {
+                                       if (z == attached_zones[i]) {
+                                               ++zone_already_attached;
+                                               syslog(LOG_DEBUG, "zone already attached!!\n");
+                                       }
+                               }
+                               if ((!zone_already_attached) && (num_zones_attached < 5)) {
+                                       syslog(LOG_DEBUG, "attaching zone %d!\n", num_zones_attached);
+                                       attached_zones[num_zones_attached++] = z;
+                               }
+
+                               icalproperty_set_parameter(p, icalparameter_new_tzid(icaltimezone_get_tzid((icaltimezone *) z))
+                                   );
+                       }
+               }
+       }
+
        /* 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__);
+               syslog(LOG_WARNING, "ERROR: ical_encapsulate_subcomponent() could not allocate component\n");
                return NULL;
        }
 
@@ -257,15 +299,17 @@ icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp) {
        /* Set the Version Number */
        icalcomponent_add_property(encaps, icalproperty_new_version("2.0"));
 
+       /* Attach any timezones we need */
+       if (num_zones_attached > 0)
+               for (i = 0; i < num_zones_attached; ++i) {
+                       icalcomponent *zc;
+                       zc = icalcomponent_new_clone(icaltimezone_get_component((icaltimezone *) attached_zones[i]));
+                       icalcomponent_add_component(encaps, zc);
+               }
+
        /* 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);
+       return (encaps);
 }