* move some more vars from the session context to strbuf (the use of StrBufAppendTemp...
[citadel.git] / webcit / calendar.c
index d36745a7b79382923b53e46576e4c6acc218a0cc..a059acb8ffa78ca274c271dbc735913640448918 100644 (file)
@@ -37,6 +37,15 @@ void cal_process_object(StrBuf *Target,
 
        sprintf(divname, "rsvp%04x", ++divcount);
 
+       /* Convert timezones to something easy to display.
+        * It's safe to do this in memory because we're only changing it on the
+        * display side -- when we tell the server to do something with the object,
+        * the server will be working with its original copy in the database.
+        */
+       if ((cal) && (recursion_level == 0)) {
+               ical_dezonify(cal);
+       }
+
        /* Leading HTML for the display of this object */
        if (recursion_level == 0) {
                StrBufAppendPrintf(Target, "<div class=\"mimepart\">\n");
@@ -47,8 +56,8 @@ void cal_process_object(StrBuf *Target,
 
        /* See what we need to do with this */
        if (method != NULL) {
-               the_method = icalproperty_get_method(method);
                char *title;
+               the_method = icalproperty_get_method(method);
 
                StrBufAppendPrintf(Target, "<div id=\"%s_title\">", divname);
                StrBufAppendPrintf(Target, "<img src=\"static/calarea_48x.gif\">");
@@ -144,6 +153,14 @@ void cal_process_object(StrBuf *Target,
                StrBufAppendPrintf(Target, "</dd>\n");
        }
 
+       if (icalcomponent_get_first_property(cal, ICAL_RRULE_PROPERTY)) {
+               /* Unusual string syntax used here in order to re-use existing translations */
+               StrBufAppendPrintf(Target, "<dt>%s:</dt><dd>%s.</dd>\n",
+                       _("Recurrence"),
+                       _("This is a recurring event")
+               );
+       }
+
        /* If the component has attendees, iterate through them. */
        for (p = icalcomponent_get_first_property(cal, ICAL_ATTENDEE_PROPERTY); 
             (p != NULL); 
@@ -233,13 +250,6 @@ void cal_process_object(StrBuf *Target,
        /* If this is a REPLY, display update button */
        if (the_method == ICAL_METHOD_REPLY) {
 
-               /* In the future, if we want to validate this object before
-                * continuing, we can do it this way:
-                serv_printf("ICAL whatever|%ld|%s|", msgnum, cal_partnum);
-                serv_getln(buf, sizeof buf);
-                }
-               ***********/
-
                /* Display the update buttons */
                StrBufAppendPrintf(Target, "<p id=\"%s_question\" >"
                        "%s "
@@ -263,13 +273,9 @@ void cal_process_object(StrBuf *Target,
 }
 
 
-/**
- * \brief process calendar mail atachment
- * Deserialize a calendar object in a message so it can be processed.
- * (This is the main entry point for these things)
- * \param part_source the part of the message we want to parse
- * \param msgnum number of the mesage in our db
- * \param cal_partnum the number of the calendar item
+/*
+ * Deserialize a calendar object in a message so it can be displayed.
+ *
  */
 void cal_process_attachment(wc_mime_attachment *Mime) 
 {
@@ -374,30 +380,9 @@ void handle_rsvp(void)
 
 
 
-/*@}*/
-/*-----------------------------------------------------------------------**/
-
-
 
-/**
- * \defgroup MsgDisplayHandlers Display handlers for message reading 
- * \ingroup Calendaring
- */
-
-/*@{*/
-
-int Flathash(const char *str, long len)
-{
-       if (len != sizeof (int))
-               return 0;
-       else return *(int*)str;
-}
-
-
-
-/**
- * \brief clean up ical memory
- * todo this could get trouble with future ical versions 
+/*
+ * free memory allocated using libical
  */
 void delete_cal(void *vCal)
 {
@@ -418,10 +403,11 @@ void display_individual_cal(icalcomponent *cal, long msgnum, char *from, int unr
        icalproperty *ps = NULL;
        struct icaltimetype dtstart, dtend;
        struct icaldurationtype dur;
-       struct wcsession *WCC = WC;
+       wcsession *WCC = WC;
        disp_cal *Cal;
        size_t len;
        time_t final_recurrence = 0;
+       icalcomponent *cptr = NULL;
 
        /* recur variables */
        icalproperty *rrule = NULL;
@@ -429,6 +415,7 @@ void display_individual_cal(icalcomponent *cal, long msgnum, char *from, int unr
        icalrecur_iterator *ritr = NULL;
        struct icaltimetype next;
        int num_recur = 0;
+       int stop_rr = 0;
 
        dtstart = icaltime_null_time();
        dtend = icaltime_null_time();
@@ -439,8 +426,23 @@ void display_individual_cal(icalcomponent *cal, long msgnum, char *from, int unr
        /* Note: anything we do here, we also have to do below for the recurrences. */
        Cal = (disp_cal*) malloc(sizeof(disp_cal));
        memset(Cal, 0, sizeof(disp_cal));
-
        Cal->cal = icalcomponent_new_clone(cal);
+
+       /* Dezonify and decapsulate at the very last moment */
+       /* lprintf(9, "INITIAL: %s\n", icaltime_as_ical_string(icalproperty_get_dtstart(
+               icalcomponent_get_first_property(icalcomponent_get_first_component(
+               Cal->cal, ICAL_VEVENT_COMPONENT), ICAL_DTSTART_PROPERTY)))
+       ); */
+       ical_dezonify(Cal->cal);
+       if (icalcomponent_isa(Cal->cal) != ICAL_VEVENT_COMPONENT) {
+               cptr = icalcomponent_get_first_component(Cal->cal, ICAL_VEVENT_COMPONENT);
+               if (cptr) {
+                       cptr = icalcomponent_new_clone(cptr);
+                       icalcomponent_free(Cal->cal);
+                       Cal->cal = cptr;
+               }
+       }
+
        Cal->unread = unread;
        len = strlen(from);
        Cal->from = (char*)malloc(len+ 1);
@@ -460,7 +462,7 @@ void display_individual_cal(icalcomponent *cal, long msgnum, char *from, int unr
        /* Do the same for the ending date and time.  It makes the day view much easier to render. */
        ps = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
        if (ps != NULL) {
-               dtend = icalproperty_get_dtstart(ps);
+               dtend = icalproperty_get_dtend(ps);
                Cal->event_end = icaltime_as_timet(dtend);
        }
 
@@ -471,7 +473,7 @@ void display_individual_cal(icalcomponent *cal, long msgnum, char *from, int unr
            Cal, 
            delete_cal);
 
-       /* handle recurring events */
+       /****************************** handle recurring events ******************************/
 
        if (icaltime_is_null_time(dtstart)) return;     /* Can't recur without a start time */
 
@@ -484,50 +486,77 @@ void display_individual_cal(icalcomponent *cal, long msgnum, char *from, int unr
         * adding new hash entries that all point back to the same msgnum, until either the iteration
         * stops or some outer bound is reached.  The display code will automatically do the Right Thing.
         */
-
-       rrule = icalcomponent_get_first_property(Cal->cal, ICAL_RRULE_PROPERTY);
+       cptr = cal;
+       if (icalcomponent_isa(cptr) != ICAL_VEVENT_COMPONENT) {
+               cptr = icalcomponent_get_first_component(cptr, ICAL_VEVENT_COMPONENT);
+       }
+       if (!cptr) return;
+       ps = icalcomponent_get_first_property(cptr, ICAL_DTSTART_PROPERTY);
+       if (ps == NULL) return;
+       dtstart = icalproperty_get_dtstart(ps);
+       rrule = icalcomponent_get_first_property(cptr, ICAL_RRULE_PROPERTY);
        if (!rrule) return;
        recur = icalproperty_get_rrule(rrule);
        ritr = icalrecur_iterator_new(recur, dtstart);
        if (!ritr) return;
 
-       int stop_rr = 0;
        while (next = icalrecur_iterator_next(ritr), ((!icaltime_is_null_time(next))&&(!stop_rr)) ) {
                ++num_recur;
-
                if (num_recur > 1) {            /* Skip the first one.  We already did it at the root. */
+                       icalcomponent *cptr;
+                       /* lprintf(9, "REPEATS: %s\n", icaltime_as_ical_string(next)); */
 
                        /* Note: anything we do here, we also have to do above for the root event. */
                        Cal = (disp_cal*) malloc(sizeof(disp_cal));
                        memset(Cal, 0, sizeof(disp_cal));
-               
                        Cal->cal = icalcomponent_new_clone(cal);
                        Cal->unread = unread;
                        len = strlen(from);
                        Cal->from = (char*)malloc(len+ 1);
                        memcpy(Cal->from, from, len + 1);
                        Cal->cal_msgnum = msgnum;
-       
-                       ps = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
-                       if (ps != NULL) {
-                               icalcomponent_remove_property(Cal->cal, ps);
-                               ps = icalproperty_new_dtstart(next);
-                               icalcomponent_add_property(Cal->cal, ps);
-                               Cal->event_start = icaltime_as_timet(next);
-                               final_recurrence = Cal->event_start;
+
+                       if (icalcomponent_isa(Cal->cal) == ICAL_VEVENT_COMPONENT) {
+                               cptr = Cal->cal;
+                       }
+                       else {
+                               cptr = icalcomponent_get_first_component(Cal->cal, ICAL_VEVENT_COMPONENT);
                        }
+                       if (cptr) {
+                               ps = icalcomponent_get_first_property(cptr, ICAL_DTSTART_PROPERTY);
+                               if (ps != NULL) {
+                                       icalcomponent_remove_property(cptr, ps);
+                                       ps = icalproperty_new_dtstart(next);
+                                       icalcomponent_add_property(cptr, ps);
        
-                       ps = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
-                       if (ps != NULL) {
-                               icalcomponent_remove_property(Cal->cal, ps);
+                                       Cal->event_start = icaltime_as_timet(next);
+                                       final_recurrence = Cal->event_start;
+                               }
 
-                               /* Make a new dtend */
-                               ps = icalproperty_new_dtend(icaltime_add(next, dur));
+                               ps = icalcomponent_get_first_property(cptr, ICAL_DTEND_PROPERTY);
+                               if (ps != NULL) {
+                                       icalcomponent_remove_property(cptr, ps);
        
-                               /* and stick it somewhere */
-                               icalcomponent_add_property(Cal->cal, ps);
+                                       /* Make a new dtend */
+                                       ps = icalproperty_new_dtend(icaltime_add(next, dur));
+               
+                                       /* and stick it somewhere */
+                                       icalcomponent_add_property(cptr, ps);
+                               }
+
                        }
-       
+
+                       /* Dezonify and decapsulate at the very last moment */
+                       ical_dezonify(Cal->cal);
+                       if (icalcomponent_isa(Cal->cal) != ICAL_VEVENT_COMPONENT) {
+                               cptr = icalcomponent_get_first_component(Cal->cal, ICAL_VEVENT_COMPONENT);
+                               if (cptr) {
+                                       cptr = icalcomponent_new_clone(cptr);
+                                       icalcomponent_free(Cal->cal);
+                                       Cal->cal = cptr;
+                               }
+                       }
+
                        if ( (Cal->event_start > calv->lower_bound)
                           && (Cal->event_start < calv->upper_bound) ) {
                                Put(WCC->disp_cal_items, 
@@ -593,11 +622,11 @@ void display_edit_individual_task(icalcomponent *supplied_vtodo, long msgnum, ch
                created_new_vtodo = 1;
        }
        
-       // TODO: Can we take all this and move it into a template?      
+       /*/ TODO: Can we take all this and move it into a template?      */
        output_headers(1, 1, 1, 0, 0, 0);
        wprintf("<!-- start task edit form -->");
        p = icalcomponent_get_first_property(vtodo, ICAL_SUMMARY_PROPERTY);
-       // Get summary early for title
+       /* Get summary early for title */
        wprintf("<div class=\"box\">\n");
        wprintf("<div class=\"boxlabel\">");
        wprintf(_("Edit task"));
@@ -611,8 +640,9 @@ void display_edit_individual_task(icalcomponent *supplied_vtodo, long msgnum, ch
        wprintf("<FORM METHOD=\"POST\" action=\"save_task\">\n");
        wprintf("<div style=\"display: none;\">\n       ");
        wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
-       wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgnum\" VALUE=\"%ld\">\n",
-               msgnum);
+       wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgnum\" VALUE=\"%ld\">\n", msgnum);
+       wprintf("<INPUT TYPE=\"hidden\" NAME=\"return_to_summary\" VALUE=\"%d\">\n",
+               ibstr("return_to_summary"));
        wprintf("</div>");
        wprintf("<table class=\"calendar_background\"><tr><td>");
        wprintf("<TABLE STYLE=\"border: none;\">\n");
@@ -681,7 +711,7 @@ void display_edit_individual_task(icalcomponent *supplied_vtodo, long msgnum, ch
        } 
        wprintf(" >");
        wprintf("</TD></TR>");
-       // start category field
+       /* start category field */
        p = icalcomponent_get_first_property(vtodo, ICAL_CATEGORIES_PROPERTY);
        wprintf("<TR><TD>");
        wprintf(_("Category:"));
@@ -692,7 +722,7 @@ void display_edit_individual_task(icalcomponent *supplied_vtodo, long msgnum, ch
        }
        wprintf("\">");
        wprintf("</TD></TR>\n   ");
-       // end category field
+       /* end category field */
        wprintf("<TR><TD>");
        wprintf(_("Description:"));
        wprintf("</TD><TD>");
@@ -908,8 +938,13 @@ void save_individual_task(icalcomponent *supplied_vtodo, long msgnum, char* from
                icalcomponent_free(vtodo);
        }
 
-       /** Go back to the task list */
-       readloop("readfwd");
+       /* Go back to wherever we came from */
+       if (ibstr("return_to_summary") == 1) {
+               summary();
+       }
+       else {
+               readloop(readfwd);
+       }
 }
 
 
@@ -970,17 +1005,28 @@ void load_ical_object(long msgnum, int unread,
                        cal = icalcomponent_new_from_string(relevant_source);
                        if (cal != NULL) {
 
-                               /* Simple components of desired type */
-                               if (icalcomponent_isa(cal) == which_kind) {
+                               /* A which_kind of (-1) means just load the whole thing */
+                               if (which_kind == (-1)) {
                                        callback(cal, msgnum, from, unread, calv);
                                }
 
-                               /* Subcomponents of desired type */
-                               for (c = icalcomponent_get_first_component(cal, which_kind);
-                                    (c != 0);
-                                    c = icalcomponent_get_next_component(cal, which_kind)) {
-                                       callback(c, msgnum, from, unread, calv);
+                               /* Otherwise recurse and hunt */
+                               else {
+
+                                       /* Simple components of desired type */
+                                       if (icalcomponent_isa(cal) == which_kind) {
+                                               callback(cal, msgnum, from, unread, calv);
+                                       }
+       
+                                       /* Subcomponents of desired type */
+                                       for (c = icalcomponent_get_first_component(cal, which_kind);
+                                       (c != 0);
+                                       c = icalcomponent_get_next_component(cal, which_kind)) {
+                                               callback(c, msgnum, from, unread, calv);
+                                       }
+
                                }
+
                                icalcomponent_free(cal);
                        }
                        free(relevant_source);
@@ -993,7 +1039,8 @@ void load_ical_object(long msgnum, int unread,
  * Display a calendar item
  */
 void load_calendar_item(message_summary *Msg, int unread, struct calview *c) {
-       load_ical_object(Msg->msgnum, unread, ICAL_VEVENT_COMPONENT, display_individual_cal, c);
+       /*load_ical_object(Msg->msgnum, unread, ICAL_VEVENT_COMPONENT, display_individual_cal, c);*/
+       load_ical_object(Msg->msgnum, unread, (-1), display_individual_cal, c);
 }
 
 /*
@@ -1011,7 +1058,7 @@ void display_edit_task(void) {
                        
        /* Force change the room if we have to */
        if (havebstr("taskrm")) {
-               gotoroom((char *)bstr("taskrm"));
+               gotoroom(sbstr("taskrm"));
        }
 
        msgnum = lbstr("msgnum");
@@ -1069,7 +1116,8 @@ void save_event(void) {
        msgnum = lbstr("msgnum");
 
        if (msgnum > 0L) {
-               load_ical_object(msgnum, 0, ICAL_VEVENT_COMPONENT, save_individual_event, NULL);
+               /* load_ical_object(msgnum, 0, ICAL_VEVENT_COMPONENT, save_individual_event, NULL); */
+               load_ical_object(msgnum, 0, (-1), save_individual_event, NULL);
        }
        else {
                save_individual_event(NULL, 0L, "", 0, NULL);