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/*
* Functions which handle calendar objects and their processing/display.
*
* 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 "calendar.h"
/*
* Process a calendar object. At this point it's already been deserialized by cal_process_attachment()
*
* cal: the calendar object
* recursion_level: Number of times we've recursed into this function
* msgnum: Message number on the Citadel server
* cal_partnum: MIME part number within that message containing the calendar object
*/
void cal_process_object(StrBuf *Target,
icalcomponent *cal,
int recursion_level,
long msgnum,
const char *cal_partnum)
{
icalcomponent *c;
icalproperty *method = NULL;
icalproperty_method the_method = ICAL_METHOD_NONE;
icalproperty *p;
struct icaltimetype t;
time_t tt;
char buf[256];
char conflict_name[256];
char conflict_message[256];
int is_update = 0;
char divname[32];
static int divcount = 0;
const char *ch;
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");
}
/* Look for a method */
method = icalcomponent_get_first_property(cal, ICAL_METHOD_PROPERTY);
/* See what we need to do with this */
if (method != NULL) {
char *title;
the_method = icalproperty_get_method(method);
StrBufAppendPrintf(Target, "<div id=\"%s_title\">", divname);
StrBufAppendPrintf(Target, "<img src=\"static/webcit_icons/essen/32x32/calendar.png\">");
StrBufAppendPrintf(Target, "<span>");
switch(the_method) {
case ICAL_METHOD_REQUEST:
title = _("Meeting invitation");
break;
case ICAL_METHOD_REPLY:
title = _("Attendee's reply to your invitation");
break;
case ICAL_METHOD_PUBLISH:
title = _("Published event");
break;
default:
title = _("This is an unknown type of calendar item.");
break;
}
StrBufAppendPrintf(Target, "</span>");
StrBufAppendPrintf(Target, " %s",title);
StrBufAppendPrintf(Target, "</div>");
}
StrBufAppendPrintf(Target, "<dl>");
p = icalcomponent_get_first_property(cal, ICAL_SUMMARY_PROPERTY);
if (p != NULL) {
StrBufAppendPrintf(Target, "<dt>");
StrBufAppendPrintf(Target, _("Summary:"));
StrBufAppendPrintf(Target, "</dt><dd>");
StrEscAppend(Target, NULL, (char *)icalproperty_get_comment(p), 0, 0);
StrBufAppendPrintf(Target, "</dd>\n");
}
p = icalcomponent_get_first_property(cal, ICAL_LOCATION_PROPERTY);
if (p != NULL) {
StrBufAppendPrintf(Target, "<dt>");
StrBufAppendPrintf(Target, _("Location:"));
StrBufAppendPrintf(Target, "</dt><dd>");
StrEscAppend(Target, NULL, (char *)icalproperty_get_comment(p), 0, 0);
StrBufAppendPrintf(Target, "</dd>\n");
}
/*
* Only show start/end times if we're actually looking at the VEVENT
* component. Otherwise it shows bogus dates for things like timezone.
*/
if (icalcomponent_isa(cal) == ICAL_VEVENT_COMPONENT) {
p = icalcomponent_get_first_property(cal, ICAL_DTSTART_PROPERTY);
if (p != NULL) {
t = icalproperty_get_dtstart(p);
if (t.is_date) {
struct tm d_tm;
char d_str[32];
memset(&d_tm, 0, sizeof d_tm);
d_tm.tm_year = t.year - 1900;
d_tm.tm_mon = t.month - 1;
d_tm.tm_mday = t.day;
wc_strftime(d_str, sizeof d_str, "%x", &d_tm);
StrBufAppendPrintf(Target, "<dt>");
StrBufAppendPrintf(Target, _("Date:"));
StrBufAppendPrintf(Target, "</dt><dd>%s</dd>", d_str);
}
else {
tt = icaltime_as_timet(t);
webcit_fmt_date(buf, 256, tt, DATEFMT_FULL);
StrBufAppendPrintf(Target, "<dt>");
StrBufAppendPrintf(Target, _("Starting date/time:"));
StrBufAppendPrintf(Target, "</dt><dd>%s</dd>", buf);
}
}
p = icalcomponent_get_first_property(cal, ICAL_DTEND_PROPERTY);
if (p != NULL) {
t = icalproperty_get_dtend(p);
tt = icaltime_as_timet(t);
webcit_fmt_date(buf, 256, tt, DATEFMT_FULL);
StrBufAppendPrintf(Target, "<dt>");
StrBufAppendPrintf(Target, _("Ending date/time:"));
StrBufAppendPrintf(Target, "</dt><dd>%s</dd>", buf);
}
}
p = icalcomponent_get_first_property(cal, ICAL_DESCRIPTION_PROPERTY);
if (p != NULL) {
StrBufAppendPrintf(Target, "<dt>");
StrBufAppendPrintf(Target, _("Description:"));
StrBufAppendPrintf(Target, "</dt><dd>");
StrEscAppend(Target, NULL, (char *)icalproperty_get_comment(p), 0, 0);
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);
p = icalcomponent_get_next_property(cal, ICAL_ATTENDEE_PROPERTY)) {
StrBufAppendPrintf(Target, "<dt>");
StrBufAppendPrintf(Target, _("Attendee:"));
StrBufAppendPrintf(Target, "</dt><dd>");
ch = icalproperty_get_attendee(p);
if ((ch != NULL) && !strncasecmp(ch, "MAILTO:", 7)) {
/** screen name or email address */
safestrncpy(buf, ch + 7, sizeof(buf));
striplt(buf);
StrEscAppend(Target, NULL, buf, 0, 0);
StrBufAppendPrintf(Target, " ");
/** participant status */
partstat_as_string(buf, p);
StrEscAppend(Target, NULL, buf, 0, 0);
}
StrBufAppendPrintf(Target, "</dd>\n");
}
/* If the component has subcomponents, recurse through them. */
for (c = icalcomponent_get_first_component(cal, ICAL_ANY_COMPONENT);
(c != 0);
c = icalcomponent_get_next_component(cal, ICAL_ANY_COMPONENT)) {
/* Recursively process subcomponent */
cal_process_object(Target, c, recursion_level+1, msgnum, cal_partnum);
}
/* If this is a REQUEST, display conflicts and buttons */
if (the_method == ICAL_METHOD_REQUEST) {
/* Check for conflicts */
syslog(LOG_DEBUG, "Checking server calendar for conflicts...\n");
serv_printf("ICAL conflicts|%ld|%s|", msgnum, cal_partnum);
serv_getln(buf, sizeof buf);
if (buf[0] == '1') {
while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
extract_token(conflict_name, buf, 3, '|', sizeof conflict_name);
is_update = extract_int(buf, 4);
if (is_update) {
snprintf(conflict_message, sizeof conflict_message,
_("This is an update of '%s' which is already in your calendar."), conflict_name);
}
else {
snprintf(conflict_message, sizeof conflict_message,
_("This event would conflict with '%s' which is already in your calendar."), conflict_name);
}
StrBufAppendPrintf(Target, "<dt>%s",
(is_update ?
_("Update:") :
_("CONFLICT:")
)
);
StrBufAppendPrintf(Target, "</dt><dd>");
StrEscAppend(Target, NULL, conflict_message, 0, 0);
StrBufAppendPrintf(Target, "</dd>\n");
}
}
syslog(LOG_DEBUG, "...done.\n");
StrBufAppendPrintf(Target, "</dl>");
/* Display the Accept/Decline buttons */
StrBufAppendPrintf(Target, "<p id=\"%s_question\">"
"%s "
" <span class=\"button_link\"> "
"<a href=\"javascript:RespondToInvitation('%s_question','%s_title','%ld','%s','Accept');\">%s</a>"
"</span> <span class=\"button_link\">"
"<a href=\"javascript:RespondToInvitation('%s_question','%s_title','%ld','%s','Tentative');\">%s</a>"
"</span> <span class=\"button_link\">"
"<a href=\"javascript:RespondToInvitation('%s_question','%s_title','%ld','%s','Decline');\">%s</a>"
"</span></p>\n",
divname,
_("How would you like to respond to this invitation?"),
divname, divname, msgnum, cal_partnum, _("Accept"),
divname, divname, msgnum, cal_partnum, _("Tentative"),
divname, divname, msgnum, cal_partnum, _("Decline")
);
}
/* If this is a REPLY, display update button */
if (the_method == ICAL_METHOD_REPLY) {
/* Display the update buttons */
StrBufAppendPrintf(Target, "<p id=\"%s_question\" >"
"%s "
" <span class=\"button_link\"> "
"<a href=\"javascript:HandleRSVP('%s_question','%s_title','%ld','%s','Update');\">%s</a>"
"</span> <span class=\"button_link\">"
"<a href=\"javascript:HandleRSVP('%s_question','%s_title','%ld','%s','Ignore');\">%s</a>"
"</span></p>\n",
divname,
_("Click <i>Update</i> to accept this reply and update your calendar."),
divname, divname, msgnum, cal_partnum, _("Update"),
divname, divname, msgnum, cal_partnum, _("Ignore")
);
}
/* Trailing HTML for the display of this object */
if (recursion_level == 0) {
StrBufAppendPrintf(Target, "<p> </p></div>\n");
}
}
/*
* Deserialize a calendar object in a message so it can be displayed.
*/
void cal_process_attachment(wc_mime_attachment *Mime)
{
icalcomponent *cal;
cal = icalcomponent_new_from_string(ChrPtr(Mime->Data));
FlushStrBuf(Mime->Data);
if (cal == NULL) {
StrBufAppendPrintf(Mime->Data, _("There was an error parsing this calendar item."));
StrBufAppendPrintf(Mime->Data, "<br>\n");
return;
}
cal_process_object(Mime->Data, cal, 0, Mime->msgnum, ChrPtr(Mime->PartNum));
/* Free the memory we obtained from libical's constructor */
icalcomponent_free(cal);
}
/*
* Respond to a meeting request - accept/decline meeting
*/
void respond_to_request(void)
{
char buf[1024];
begin_ajax_response();
serv_printf("ICAL respond|%s|%s|%s|",
bstr("msgnum"),
bstr("cal_partnum"),
bstr("sc")
);
serv_getln(buf, sizeof buf);
if (buf[0] == '2') {
wc_printf("<img src=\"static/webcit_icons/essen/32x32/calendar.png\"><span>");
if (!strcasecmp(bstr("sc"), "accept")) {
wc_printf(_("You have accepted this meeting invitation. "
"It has been entered into your calendar.")
);
} else if (!strcasecmp(bstr("sc"), "tentative")) {
wc_printf(_("You have tentatively accepted this meeting invitation. "
"It has been 'pencilled in' to your calendar.")
);
} else if (!strcasecmp(bstr("sc"), "decline")) {
wc_printf(_("You have declined this meeting invitation. "
"It has <b>not</b> been entered into your calendar.")
);
}
wc_printf(" ");
wc_printf(_("A reply has been sent to the meeting organizer."));
wc_printf("</span>");
} else {
wc_printf("<img align=\"center\" src=\"static/webcit_icons/error.gif\"><span>");
wc_printf("%s\n", &buf[4]);
wc_printf("</span>");
}
end_ajax_response();
}
/*
* Handle an incoming RSVP
*/
void handle_rsvp(void)
{
char buf[1024];
begin_ajax_response();
serv_printf("ICAL handle_rsvp|%s|%s|%s|",
bstr("msgnum"),
bstr("cal_partnum"),
bstr("sc")
);
serv_getln(buf, sizeof buf);
if (buf[0] == '2') {
wc_printf("<img src=\"static/webcit_icons/calendar.png\"><span>");
if (!strcasecmp(bstr("sc"), "update")) {
/// Translators: RSVP aka Répondez s'il-vous-plaît Is the term
/// that the recipient of an ical-invitation should please
/// answer this request.
wc_printf(_("Your calendar has been updated to reflect this RSVP."));
} else if (!strcasecmp(bstr("sc"), "ignore")) {
wc_printf(_("You have chosen to ignore this RSVP. "
"Your calendar has <b>not</b> been updated.")
);
}
wc_printf("</span>");
} else {
wc_printf("<img src=\"static/webcit_icons/error.gif\"><span> %s\n", &buf[4]);
wc_printf("</span>");
}
end_ajax_response();
}
/*
* free memory allocated using libical
*/
void delete_cal(void *vCal)
{
disp_cal *Cal = (disp_cal*) vCal;
icalcomponent_free(Cal->cal);
free(Cal->from);
free(Cal);
}
/*
* This is the meat-and-bones of the first part of our two-phase calendar display.
* As we encounter calendar items in messages being read from the server, we break out
* any iCalendar objects and store them in a hash table. Later on, the second phase will
* use this hash table to render the calendar for display.
*/
void display_individual_cal(icalcomponent *event, long msgnum, char *from, int unread, calview *calv)
{
icalproperty *ps = NULL;
struct icaltimetype dtstart, dtend;
struct icaldurationtype dur;
wcsession *WCC = WC;
disp_cal *Cal;
size_t len;
time_t final_recurrence = 0;
icalcomponent *cptr = NULL;
/* recur variables */
icalproperty *rrule = NULL;
struct icalrecurrencetype recur;
icalrecur_iterator *ritr = NULL;
struct icaltimetype next;
int num_recur = 0;
int stop_rr = 0;
/* first and foremost, check for bogosity. bail if we see no DTSTART property */
if (icalcomponent_get_first_property(icalcomponent_get_first_component(
event, ICAL_VEVENT_COMPONENT), ICAL_DTSTART_PROPERTY) == NULL)
{
return;
}
/* ok, chances are we've got a live one here. let's try to figure out where it goes. */
dtstart = icaltime_null_time();
dtend = icaltime_null_time();
if (WCC->disp_cal_items == NULL) {
WCC->disp_cal_items = NewHash(0, Flathash);
}
/* 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(event);
/* 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;
}
}
Cal->unread = unread;
len = strlen(from);
Cal->from = (char*)malloc(len+ 1);
memcpy(Cal->from, from, len + 1);
Cal->cal_msgnum = msgnum;
/* Precalculate the starting date and time of this event, and store it in our top-level
* structure. Later, when we are rendering the calendar, we can just peek at these values
* without having to break apart every calendar item.
*/
ps = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
if (ps != NULL) {
dtstart = icalproperty_get_dtstart(ps);
Cal->event_start = icaltime_as_timet(dtstart);
}
/* 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_dtend(ps);
Cal->event_end = icaltime_as_timet(dtend);
}
/* Store it in the hash list. */
/* syslog(LOG_DEBUG, "INITIAL: %s", ctime(&Cal->event_start)); */
Put(WCC->disp_cal_items,
(char*) &Cal->event_start,
sizeof(Cal->event_start),
Cal,
delete_cal);
/****************************** handle recurring events ******************************/
if (icaltime_is_null_time(dtstart)) return; /* Can't recur without a start time */
if (!icaltime_is_null_time(dtend)) { /* Need duration for recurrences */
dur = icaltime_subtract(dtend, dtstart);
}
else {
dur = icaltime_subtract(dtstart, dtstart);
}
/*
* Just let libical iterate the recurrence, and keep looping back to the top of this function,
* 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.
*/
cptr = event;
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;
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;
/* 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(event);
Cal->unread = unread;
len = strlen(from);
Cal->from = (char*)malloc(len+ 1);
memcpy(Cal->from, from, len + 1);
Cal->cal_msgnum = msgnum;
if (icalcomponent_isa(Cal->cal) == ICAL_VEVENT_COMPONENT) {
cptr = Cal->cal;
}
else {
cptr = icalcomponent_get_first_component(Cal->cal, ICAL_VEVENT_COMPONENT);
}
if (cptr) {
/* Remove any existing DTSTART properties */
while ( ps = icalcomponent_get_first_property(cptr, ICAL_DTSTART_PROPERTY),
ps != NULL
) {
icalcomponent_remove_property(cptr, ps);
}
/* Add our shiny new DTSTART property from the iteration */
ps = icalproperty_new_dtstart(next);
icalcomponent_add_property(cptr, ps);
Cal->event_start = icaltime_as_timet(next);
final_recurrence = Cal->event_start;
/* Remove any existing DTEND properties */
while ( ps = icalcomponent_get_first_property(cptr, ICAL_DTEND_PROPERTY),
(ps != NULL)
) {
icalcomponent_remove_property(cptr, ps);
}
/* Add our shiny new DTEND property from the iteration */
ps = icalproperty_new_dtend(icaltime_add(next, dur));
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)
) {
/* syslog(LOG_DEBUG, "REPEATS: %s", ctime(&Cal->event_start)); */
Put(WCC->disp_cal_items,
(char*) &Cal->event_start,
sizeof(Cal->event_start),
Cal,
delete_cal
);
}
else {
delete_cal(Cal);
}
/* If an upper bound is set, stop when we go out of scope */
if (final_recurrence > calv->upper_bound) stop_rr = 1;
}
}
icalrecur_iterator_free(ritr);
/* syslog(LOG_DEBUG, "Performed %d recurrences; final one is %s", num_recur, ctime(&final_recurrence)); */
}
void process_ical_object(long msgnum, int unread,
char *from,
char *FlatIcal,
icalcomponent_kind which_kind,
IcalCallbackFunc CallBack,
calview *calv
)
{
icalcomponent *cal, *c;
cal = icalcomponent_new_from_string(FlatIcal);
if (cal != NULL) {
/* A which_kind of (-1) means just load the whole thing */
if (which_kind == (-1)) {
CallBack(cal, 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);
}
}
/*
* Code common to all icalendar display handlers. Given a message number and a MIME
* type, we load the message and hunt for that MIME type. If found, we load
* the relevant part, deserialize it into a libical component, filter it for
* the requested object type, and feed it to the specified handler.
*/
void load_ical_object(long msgnum, int unread,
icalcomponent_kind which_kind,
IcalCallbackFunc CallBack,
calview *calv,
int RenderAsync
)
{
StrBuf *Buf;
StrBuf *Data = NULL;
const char *bptr;
int Done = 0;
char from[128] = "";
char mime_partnum[256];
char mime_filename[256];
char mime_content_type[256];
char mime_disposition[256];
char relevant_partnum[256];
char *relevant_source = NULL;
int phase = 0; /* 0 = citadel headers, 1 = mime headers, 2 = body */
char msg4_content_type[256] = "";
char msg4_content_encoding[256] = "";
int msg4_content_length = 0;
relevant_partnum[0] = '\0';
serv_printf("MSG4 %ld", msgnum); /* we need the mime headers */
Buf = NewStrBuf();
StrBuf_ServGetln(Buf);
if (GetServerStatus(Buf, NULL) != 1) {
FreeStrBuf (&Buf);
return;
}
while (!Done && (StrBuf_ServGetln(Buf)>=0)) {
if ( (StrLength(Buf)==3) &&
!strcmp(ChrPtr(Buf), "000")) {
Done = 1;
break;
}
bptr = ChrPtr(Buf);
switch (phase) {
case 0:
if (!strncasecmp(bptr, "part=", 5)) {
extract_token(mime_filename, &bptr[5], 1, '|', sizeof mime_filename);
extract_token(mime_partnum, &bptr[5], 2, '|', sizeof mime_partnum);
extract_token(mime_disposition, &bptr[5], 3, '|', sizeof mime_disposition);
extract_token(mime_content_type, &bptr[5], 4, '|', sizeof mime_content_type);
/* do we care? mime_length = */extract_int(&bptr[5], 5);
if ( (!strcasecmp(mime_content_type, "text/calendar"))
|| (!strcasecmp(mime_content_type, "application/ics"))
|| (!strcasecmp(mime_content_type, "text/vtodo"))
|| (!strcasecmp(mime_content_type, "text/todo"))
) {
strcpy(relevant_partnum, mime_partnum);
}
}
else if (!strncasecmp(bptr, "from=", 4)) {
extract_token(from, bptr, 1, '=', sizeof(from));
}
else if ((phase == 0) && (!strncasecmp(bptr, "text", 4))) {
phase = 1;
}
break;
case 1:
if (!IsEmptyStr(bptr)) {
if (!strncasecmp(bptr, "Content-type: ", 14)) {
safestrncpy(msg4_content_type, &bptr[14], sizeof msg4_content_type);
striplt(msg4_content_type);
}
else if (!strncasecmp(bptr, "Content-transfer-encoding: ", 27)) {
safestrncpy(msg4_content_encoding, &bptr[27], sizeof msg4_content_encoding);
striplt(msg4_content_type);
}
else if ((!strncasecmp(bptr, "Content-length: ", 16))) {
msg4_content_length = atoi(&bptr[16]);
}
break;
}
else {
phase++;
if ((msg4_content_length > 0)
&& ( !strcasecmp(msg4_content_encoding, "7bit"))
&& ((!strcasecmp(mime_content_type, "text/calendar"))
|| (!strcasecmp(mime_content_type, "application/ics"))
|| (!strcasecmp(mime_content_type, "text/vtodo"))
|| (!strcasecmp(mime_content_type, "text/todo"))
)
)
{
}
}
case 2:
if (Data == NULL)
Data = NewStrBufPlain(NULL, msg4_content_length * 2);
if (msg4_content_length > 0) {
StrBuf_ServGetBLOBBuffered(Data, msg4_content_length);
phase ++;
}
else {
StrBufAppendBuf(Data, Buf, 0);
StrBufAppendBufPlain(Data, "\r\n", 1, 0);
}
case 3:
StrBufAppendBuf(Data, Buf, 0);
}
}
FreeStrBuf(&Buf);
/* If MSG4 didn't give us the part we wanted, but we know that we can find it
* as one of the other MIME parts, attempt to load it now.
*/
if ((Data == NULL) && (!IsEmptyStr(relevant_partnum))) {
Data = load_mimepart(msgnum, relevant_partnum);
}
if (Data != NULL) {
relevant_source = (char*) ChrPtr(Data);
process_ical_object(msgnum, unread,
from,
relevant_source,
which_kind,
CallBack,
calv);
}
FreeStrBuf (&Data);
icalmemory_free_ring();
}
/*
* Display a calendar item
*/
int calendar_LoadMsgFromServer(SharedMessageStatus *Stat,
void **ViewSpecific,
message_summary* Msg,
int is_new,
int i)
{
calview *c = (calview*) *ViewSpecific;
load_ical_object(Msg->msgnum, is_new, (-1), display_individual_cal, c, 1);
return 0;
}
/*
* display the editor component for an event
*/
void display_edit_event(void) {
long msgnum = 0L;
msgnum = lbstr("msgnum");
if (msgnum > 0L) {
/* existing event */
load_ical_object(msgnum, 0, ICAL_VEVENT_COMPONENT, display_edit_individual_event, NULL, 0);
}
else {
/* new event */
display_edit_individual_event(NULL, 0L, "", 0, NULL);
}
}
/*
* save an edited event
*/
void save_event(void) {
long msgnum = 0L;
msgnum = lbstr("msgnum");
if (msgnum > 0L) {
load_ical_object(msgnum, 0, (-1), save_individual_event, NULL, 0);
}
else {
save_individual_event(NULL, 0L, "", 0, NULL);
}
}
/*
* Anonymous request of freebusy data for a user
*/
void do_freebusy(void)
{
const char *req = ChrPtr(WC->Hdr->HR.ReqLine);
char who[SIZ];
char buf[SIZ];
int len;
long lines;
extract_token(who, req, 0, ' ', sizeof who);
if (!strncasecmp(who, "/freebusy/", 10)) {
strcpy(who, &who[10]);
}
unescape_input(who);
len = strlen(who);
if ( (!strcasecmp(&who[len-4], ".vcf"))
|| (!strcasecmp(&who[len-4], ".ifb"))
|| (!strcasecmp(&who[len-4], ".vfb")) ) {
who[len-4] = 0;
}
syslog(LOG_INFO, "freebusy requested for <%s>\n", who);
serv_printf("ICAL freebusy|%s", who);
serv_getln(buf, sizeof buf);
if (buf[0] != '1') {
hprintf("HTTP/1.1 404 %s\n", &buf[4]);
output_headers(0, 0, 0, 0, 0, 0);
hprintf("Content-Type: text/plain\r\n");
wc_printf("%s\n", &buf[4]);
end_burst();
return;
}
read_server_text(WC->WBuf, &lines);
http_transmit_thing("text/calendar", 0);
}
int calendar_Cleanup(void **ViewSpecific)
{
calview *c;
c = (calview *) *ViewSpecific;
wDumpContent(1);
free (c);
*ViewSpecific = NULL;
return 0;
}
int __calendar_Cleanup(void **ViewSpecific)
{
calview *c;
c = (calview *) *ViewSpecific;
free (c);
*ViewSpecific = NULL;
return 0;
}
void
InitModule_CALENDAR
(void)
{
RegisterReadLoopHandlerset(
VIEW_CALENDAR,
calendar_GetParamsGetServerCall,
NULL,
NULL,
NULL,
calendar_LoadMsgFromServer,
calendar_RenderView_or_Tail,
calendar_Cleanup);
RegisterReadLoopHandlerset(
VIEW_CALBRIEF,
calendar_GetParamsGetServerCall,
NULL,
NULL,
NULL,
calendar_LoadMsgFromServer,
calendar_RenderView_or_Tail,
calendar_Cleanup);
RegisterPreference("daystart", _("Calendar day view begins at:"), PRF_INT, NULL);
RegisterPreference("dayend", _("Calendar day view ends at:"), PRF_INT, NULL);
RegisterPreference("weekstart", _("Week starts on:"), PRF_INT, NULL);
WebcitAddUrlHandler(HKEY("freebusy"), "", 0, do_freebusy, COOKIEUNNEEDED|ANONYMOUS|FORCE_SESSIONCLOSE);
WebcitAddUrlHandler(HKEY("display_edit_task"), "", 0, display_edit_task, 0);
WebcitAddUrlHandler(HKEY("display_edit_event"), "", 0, display_edit_event, 0);
WebcitAddUrlHandler(HKEY("save_event"), "", 0, save_event, 0);
WebcitAddUrlHandler(HKEY("respond_to_request"), "", 0, respond_to_request, 0);
WebcitAddUrlHandler(HKEY("handle_rsvp"), "", 0, handle_rsvp, 0);
}
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