-/*
- * This module implements iCalendar object processing and the Calendar>
- * room on a Citadel server. It handles iCalendar objects using the
- * iTIP protocol. See RFCs 2445 and 2446.
- *
- * Copyright (c) 1987-2022 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.
- */
+// This module implements iCalendar object processing and the Calendar>
+// room on a Citadel server. It handles iCalendar objects using the
+// iTIP protocol. See RFCs 2445 and 2446.
+//
+// Copyright (c) 1987-2024 by the citadel.org team
+//
+// This program is open source software. Use, duplication, or disclosure
+// are subject to the terms of the GNU General Public License version 3.
#define PRODID "-//Citadel//NONSGML Citadel Calendar//EN"
};
-/*
- * Utility function to create a new VCALENDAR component with some of the
- * required fields already set the way we like them.
- */
+// Utility function to create a new VCALENDAR component with some of the
+// required fields already set the way we like them.
icalcomponent *icalcomponent_new_citadel_vcalendar(void) {
icalcomponent *encaps;
return NULL;
}
- /* Set the Product ID */
+ // Set the Product ID
icalcomponent_add_property(encaps, icalproperty_new_prodid(PRODID));
- /* Set the Version Number */
+ // Set the Version Number
icalcomponent_add_property(encaps, icalproperty_new_version("2.0"));
return(encaps);
}
-/*
- * Utility function to encapsulate a subcomponent into a full VCALENDAR
- */
+// Utility function to encapsulate a subcomponent into a full VCALENDAR
icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp) {
icalcomponent *encaps;
- /* 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, don't bother ... just return itself.
if (icalcomponent_isa(subcomp) == ICAL_VCALENDAR_COMPONENT) {
return subcomp;
}
- /* Encapsulate the VEVENT component into a complete VCALENDAR */
+ // Encapsulate the VEVENT component into a complete VCALENDAR
encaps = icalcomponent_new_citadel_vcalendar();
if (encaps == NULL) return NULL;
- /* Encapsulate the subcomponent inside */
+ // Encapsulate the subcomponent inside
icalcomponent_add_component(encaps, subcomp);
- /* Return the object we just created. */
+ // Return the object we just created.
return(encaps);
}
-/*
- * Write a calendar object into the specified user's calendar room.
- * If the supplied user is NULL, this function writes the calendar object
- * to the currently selected room.
- */
+// Write a calendar object into the specified user's calendar room.
+// If the supplied user is NULL, this function writes the calendar object
+// to the currently selected room.
void ical_write_to_cal(struct ctdluser *u, icalcomponent *cal) {
char *ser = NULL;
long serlen;
if (cal == NULL) return;
- /* If the supplied object is a subcomponent, encapsulate it in
- * a full VCALENDAR component, and save that instead.
- */
+ // If the supplied object is a subcomponent, encapsulate it in
+ // a full VCALENDAR component, and save that instead.
if (icalcomponent_isa(cal) != ICAL_VCALENDAR_COMPONENT) {
tmp = icalcomponent_new_clone(cal);
encaps = ical_encapsulate_subcomponent(tmp);
serlen = strlen(ser);
- /* If the caller supplied a user, write to that user's default calendar room */
+ // If the caller supplied a user, write to that user's default calendar room
if (u) {
- /* This handy API function does all the work for us. */
- CtdlWriteObject(USERCALENDARROOM, /* which room */
- "text/calendar", /* MIME type */
- ser, /* data */
- serlen + 1, /* length */
- u, /* which user */
- 0, /* not binary */
- 0 /* no flags */
+ CtdlWriteObject( // This handy API function does all the work for us.
+ USERCALENDARROOM, // which room
+ "text/calendar", // MIME type
+ ser, // data
+ serlen + 1, // length
+ u, // which user
+ 0, // not binary
+ 0 // no flags
);
}
- /* If the caller did not supply a user, write to the currently selected room */
+ // If the caller did not supply a user, write to the currently selected room
if (!u) {
struct CitContext *CCC = CC;
StrBuf *MsgBody;
msg->cm_magic = CTDLMESSAGE_MAGIC;
msg->cm_anon_type = MES_NORMAL;
msg->cm_format_type = 4;
- CM_SetField(msg, eAuthor, CCC->user.fullname, strlen(CCC->user.fullname));
- CM_SetField(msg, eOriginalRoom, CCC->room.QRname, strlen(CCC->room.QRname));
+ CM_SetField(msg, eAuthor, CCC->user.fullname);
+ CM_SetField(msg, eOriginalRoom, CCC->room.QRname);
MsgBody = NewStrBufPlain(NULL, serlen + 100);
StrBufAppendBufPlain(MsgBody, HKEY("Content-type: text/calendar\r\n\r\n"), 0);
CM_SetAsFieldSB(msg, eMesageText, &MsgBody);
- /* Now write the data */
+ // Now write the data
CtdlSubmitMsg(msg, NULL, "");
CM_Free(msg);
}
- /* In either case, now we can free the serialized calendar object */
+ // In either case, now we can free the serialized calendar object
free(ser);
}
-/*
- * Send a reply to a meeting invitation.
- *
- * 'request' is the invitation to reply to.
- * 'action' is the string "accept" or "decline" or "tentative".
- *
- */
+// Send a reply to a meeting invitation.
+//
+// 'request' is the invitation to reply to.
+// 'action' is the string "accept" or "decline" or "tentative".
void ical_send_a_reply(icalcomponent *request, char *action) {
icalcomponent *the_reply = NULL;
icalcomponent *vevent = NULL;
return;
}
- /* Change the method from REQUEST to REPLY */
+ // Change the method from REQUEST to REPLY
icalcomponent_set_method(the_reply, ICAL_METHOD_REPLY);
vevent = icalcomponent_get_first_component(the_reply, ICAL_VEVENT_COMPONENT);
if (vevent != NULL) {
- /* Hunt for attendees, removing ones that aren't us.
- * (Actually, remove them all, cloning our own one so we can
- * re-insert it later)
- */
- while (attendee = icalcomponent_get_first_property(vevent,
- ICAL_ATTENDEE_PROPERTY), (attendee != NULL)
- ) {
+ // Hunt for attendees, removing ones that aren't us.
+ // (Actually, remove them all, cloning our own one so we can
+ // re-insert it later)
+ while (attendee = icalcomponent_get_first_property(vevent, ICAL_ATTENDEE_PROPERTY), (attendee != NULL)) {
ch = icalproperty_get_attendee(attendee);
if ((ch != NULL) && !strncasecmp(ch, "MAILTO:", 7)) {
safestrncpy(attendee_string, ch + 7, sizeof (attendee_string));
- striplt(attendee_string);
+ string_trim(attendee_string);
recp = validate_recipients(attendee_string, NULL, 0);
if (recp != NULL) {
if (!strcasecmp(recp->recp_local, CC->user.fullname)) {
}
}
- /* Remove it... */
+ // Remove it...
icalcomponent_remove_property(vevent, attendee);
icalproperty_free(attendee);
}
- /* We found our own address in the attendee list. */
+ // We found our own address in the attendee list.
if (me_attend) {
- /* Change the partstat from NEEDS-ACTION to ACCEPT or DECLINE */
+ // Change the partstat from NEEDS-ACTION to ACCEPT or DECLINE
icalproperty_remove_parameter_by_kind(me_attend, ICAL_PARTSTAT_PARAMETER);
if (!strcasecmp(action, "accept")) {
if (partstat) icalproperty_add_parameter(me_attend, partstat);
- /* Now insert it back into the vevent. */
+ // Now insert it back into the vevent.
icalcomponent_add_property(vevent, me_attend);
}
- /* Figure out who to send this thing to */
+ // Figure out who to send this thing to
organizer = icalcomponent_get_first_property(vevent, ICAL_ORGANIZER_PROPERTY);
if (organizer != NULL) {
if (icalproperty_get_organizer(organizer)) {
}
if (!strncasecmp(organizer_string, "MAILTO:", 7)) {
strcpy(organizer_string, &organizer_string[7]);
- striplt(organizer_string);
- } else {
+ string_trim(organizer_string);
+ }
+ else {
strcpy(organizer_string, "");
}
- /* Extract the summary string -- we'll use it as the
- * message subject for the reply
- */
+ // Extract the summary string -- we'll use it as the message subject for the reply
summary = icalcomponent_get_first_property(vevent, ICAL_SUMMARY_PROPERTY);
if (summary != NULL) {
if (icalproperty_get_summary(summary)) {
}
}
- /* Now generate the reply message and send it out. */
+ // Now generate the reply message and send it out.
serialized_reply = icalcomponent_as_ical_string_r(the_reply);
- icalcomponent_free(the_reply); /* don't need this anymore */
+ icalcomponent_free(the_reply); // don't need this anymore
if (serialized_reply == NULL) return;
reply_message_text = malloc(strlen(serialized_reply) + SIZ);
);
msg = CtdlMakeMessage(&CC->user,
- organizer_string, /* to */
- "", /* cc */
- CC->room.QRname, 0, FMT_RFC822,
+ organizer_string, // to
+ "", // cc
+ CC->room.QRname,
+ 0,
+ FMT_RFC822,
"",
"",
- summary_string, /* Use summary for subject */
+ summary_string, // Use the event SUMMARY as the message subject
NULL,
reply_message_text,
- NULL);
+ NULL
+ );
if (msg != NULL) {
valid = validate_recipients(organizer_string, NULL, 0);
}
-/*
- * Callback function for mime parser that hunts for calendar content types
- * and turns them into calendar objects. If something is found, it is placed
- * in ird->cal, and the caller now owns that memory and is responsible for freeing it.
- */
+// Callback function for mime parser that hunts for calendar content types
+// and turns them into calendar objects. If something is found, it is placed
+// in ird->cal, and the caller now owns that memory and is responsible for freeing it.
void ical_locate_part(char *name, char *filename, char *partnum, char *disp,
void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
char *cbid, void *cbuserdata) {
ird = (struct ical_respond_data *) cbuserdata;
- /* desired_partnum can be set to "_HUNT_" to have it just look for
- * the first part with a content type of text/calendar. Otherwise
- * we have to only process the right one.
- */
+ // desired_partnum can be set to "_HUNT_" to have it just look for
+ // the first part with a content type of text/calendar. Otherwise
+ // we have to only process the right one.
if (strcasecmp(ird->desired_partnum, "_HUNT_")) {
if (strcasecmp(partnum, ird->desired_partnum)) {
return;
}
}
- if ( (strcasecmp(cbtype, "text/calendar"))
- && (strcasecmp(cbtype, "application/ics")) ) {
+ if ( (strcasecmp(cbtype, "text/calendar"))
+ && (strcasecmp(cbtype, "application/ics"))
+ ) {
return;
}
}
-/*
- * Respond to a meeting request.
- */
+// Respond to a meeting request.
void ical_respond(long msgnum, char *partnum, char *action) {
struct CtdlMessage *msg = NULL;
struct ical_respond_data ird;
if (
- (strcasecmp(action, "accept"))
- && (strcasecmp(action, "decline"))
+ (strcasecmp(action, "accept"))
+ && (strcasecmp(action, "decline"))
) {
- cprintf("%d Action must be 'accept' or 'decline'\n",
- ERROR + ILLEGAL_VALUE
- );
+ cprintf("%d Action must be 'accept' or 'decline'\n", ERROR + ILLEGAL_VALUE);
return;
}
msg = CtdlFetchMessage(msgnum, 1);
if (msg == NULL) {
- cprintf("%d Message %ld not found.\n",
- ERROR + ILLEGAL_VALUE,
- (long)msgnum
- );
+ cprintf("%d Message %ld not found.\n", ERROR + ILLEGAL_VALUE, (long)msgnum);
return;
}
memset(&ird, 0, sizeof ird);
strcpy(ird.desired_partnum, partnum);
mime_parser(CM_RANGE(msg, eMesageText),
- *ical_locate_part, /* callback function */
- NULL, NULL,
- (void *) &ird, /* user data */
- 0
+ *ical_locate_part, // callback function
+ NULL,
+ NULL,
+ (void *) &ird, // user data
+ 0
);
- /* We're done with the incoming message, because we now have a
- * calendar object in memory.
- */
+ // We're done with the incoming message, because we now have a * calendar object in memory.
CM_Free(msg);
- /*
- * Here is the real meat of this function. Handle the event.
- */
+ // Here is the real meat of this function. Handle the event.
if (ird.cal != NULL) {
- /* Save this in the user's calendar if necessary */
+ // Save this in the user's calendar if necessary
if (!strcasecmp(action, "accept")) {
ical_write_to_cal(&CC->user, ird.cal);
}
- /* Send a reply if necessary */
+ // Send a reply if necessary
if (icalcomponent_get_method(ird.cal) == ICAL_METHOD_REQUEST) {
ical_send_a_reply(ird.cal, action);
}
- /* We used to delete the invitation after handling it.
- * We don't do that anymore, but here is the code that handled it:
- * CtdlDeleteMessages(CC->room.QRname, &msgnum, 1, "");
- */
+ // We used to delete the invitation after handling it.
+ // We don't do that anymore, but here is the code that handled it:
+ // CtdlDeleteMessages(CC->room.QRname, &msgnum, 1, "");
- /* Free the memory we allocated and return a response. */
+ // Free the memory we allocated and return a response.
icalcomponent_free(ird.cal);
ird.cal = NULL;
cprintf("%d ok\n", CIT_OK);
return;
}
- /* should never get here */
+ // should never get here
}
-/*
- * Figure out the UID of the calendar event being referred to in a
- * REPLY object. This function is recursive.
- */
+// Figure out the UID of the calendar event being referred to in a
+// REPLY object. This function is recursive.
void ical_learn_uid_of_reply(char *uidbuf, icalcomponent *cal) {
icalcomponent *subcomponent;
icalproperty *p;
- /* If this object is a REPLY, then extract the UID. */
+ // If this object is a REPLY, then extract the UID.
if (icalcomponent_isa(cal) == ICAL_VEVENT_COMPONENT) {
p = icalcomponent_get_first_property(cal, ICAL_UID_PROPERTY);
if (p != NULL) {
}
}
- /* Otherwise, recurse through any VEVENT subcomponents. We do NOT want the
- * UID of the reply; we want the UID of the invitation being replied to.
- */
+ // Otherwise, recurse through any VEVENT subcomponents. We do NOT want the
+ // UID of the reply; we want the UID of the invitation being replied to.
for (subcomponent = icalcomponent_get_first_component(cal, ICAL_VEVENT_COMPONENT);
- subcomponent != NULL;
- subcomponent = icalcomponent_get_next_component(cal, ICAL_VEVENT_COMPONENT) ) {
+ subcomponent != NULL;
+ subcomponent = icalcomponent_get_next_component(cal, ICAL_VEVENT_COMPONENT)
+ ) {
ical_learn_uid_of_reply(uidbuf, subcomponent);
}
}
-/*
- * ical_update_my_calendar_with_reply() refers to this callback function; when we
- * locate the message containing the calendar event we're replying to, this function
- * gets called. It basically just sticks the message number in a supplied buffer.
- */
+// ical_update_my_calendar_with_reply() refers to this callback function; when we
+// locate the message containing the calendar event we're replying to, this function
+// gets called. It basically just sticks the message number in a supplied buffer.
void ical_hunt_for_event_to_update(long msgnum, void *data) {
long *msgnumptr;
icalcomponent *c;
};
-/*
- * Callback function for mime parser that hunts for calendar content types
- * and turns them into calendar objects (called by ical_update_my_calendar_with_reply()
- * to fetch the object being updated)
- */
+// Callback function for mime parser that hunts for calendar content types
+// and turns them into calendar objects (called by ical_update_my_calendar_with_reply()
+// to fetch the object being updated)
void ical_locate_original_event(char *name, char *filename, char *partnum, char *disp,
void *content, char *cbtype, char *cbcharset, size_t length, char *encoding,
char *cbid, void *cbuserdata) {
struct original_event_container *oec = NULL;
- if ( (strcasecmp(cbtype, "text/calendar"))
- && (strcasecmp(cbtype, "application/ics")) ) {
+ if ( (strcasecmp(cbtype, "text/calendar"))
+ && (strcasecmp(cbtype, "application/ics"))
+ ) {
return;
}
oec = (struct original_event_container *) cbuserdata;
}
-/*
- * Merge updated attendee information from a REPLY into an existing event.
- */
+// Merge updated attendee information from a REPLY into an existing event.
void ical_merge_attendee_reply(icalcomponent *event, icalcomponent *reply) {
icalcomponent *c;
icalproperty *e_attendee, *r_attendee;
- /* First things first. If we're not looking at a VEVENT component,
- * recurse through subcomponents until we find one.
- */
+ // First things first. If we're not looking at a VEVENT component,
+ // recurse through subcomponents until we find one.
if (icalcomponent_isa(event) != ICAL_VEVENT_COMPONENT) {
for (c = icalcomponent_get_first_component(event, ICAL_VEVENT_COMPONENT);
c != NULL;
return;
}
- /* Now do the same thing with the reply.
- */
+ // Now do the same thing with the reply.
if (icalcomponent_isa(reply) != ICAL_VEVENT_COMPONENT) {
for (c = icalcomponent_get_first_component(reply, ICAL_VEVENT_COMPONENT);
c != NULL;
return;
}
- /* Clone the reply, because we're going to rip its guts out. */
+ // Clone the reply, because we're going to rip its guts out.
reply = icalcomponent_new_clone(reply);
- /* At this point we're looking at the correct subcomponents.
- * Iterate through the attendees looking for a match.
- */
+ // At this point we're looking at the correct subcomponents.
+ // Iterate through the attendees looking for a match.
STARTOVER:
for (e_attendee = icalcomponent_get_first_property(event, ICAL_ATTENDEE_PROPERTY);
e_attendee != NULL;
r_attendee != NULL;
r_attendee = icalcomponent_get_next_property(reply, ICAL_ATTENDEE_PROPERTY)) {
- /* Check to see if these two attendees match...
- */
+ // Check to see if these two attendees match...
const char *e, *r;
e = icalproperty_get_attendee(e_attendee);
r = icalproperty_get_attendee(r_attendee);
if ((e != NULL) &&
(r != NULL) &&
!strcasecmp(e, r)) {
- /* ...and if they do, remove the attendee from the event
- * and replace it with the attendee from the reply. (The
- * reply's copy will have the same address, but an updated
- * status.)
- */
+ // ...and if they do, remove the attendee from the event
+ // and replace it with the attendee from the reply. (The
+ // reply's copy will have the same address, but an updated
+ // status.)
icalcomponent_remove_property(event, e_attendee);
icalproperty_free(e_attendee);
icalcomponent_remove_property(reply, r_attendee);
icalcomponent_add_property(event, r_attendee);
- /* Since we diddled both sets of attendees, we have to start
- * the iteration over again. This will not create an infinite
- * loop because we removed the attendee from the reply. (That's
- * why we cloned the reply, and that's what we mean by "ripping
- * its guts out.")
- */
+ // Since we diddled both sets of attendees, we have to start
+ // the iteration over again. This will not create an infinite
+ // loop because we removed the attendee from the reply. (That's
+ // why we cloned the reply, and that's what we mean by "ripping
+ // its guts out.")
goto STARTOVER;
}
}
}
- /* Free the *clone* of the reply. */
+ // Free the *clone* of the reply.
icalcomponent_free(reply);
}
-/*
- * Handle an incoming RSVP (object with method==ICAL_METHOD_REPLY) for a
- * calendar event. The object has already been deserialized for us; all
- * we have to do here is hunt for the event in our calendar, merge in the
- * updated attendee status, and save it again.
- *
- * This function returns 0 on success, 1 if the event was not found in the
- * user's calendar, or 2 if an internal error occurred.
- */
+// Handle an incoming RSVP (object with method==ICAL_METHOD_REPLY) for a
+// calendar event. The object has already been deserialized for us; all
+// we have to do here is hunt for the event in our calendar, merge in the
+// updated attendee status, and save it again.
+//
+// This function returns 0 on success, 1 if the event was not found in the
+// user's calendar, or 2 if an internal error occurred.
int ical_update_my_calendar_with_reply(icalcomponent *cal) {
char uid[SIZ];
char hold_rm[ROOMNAMELEN];
char roomname[ROOMNAMELEN];
char *message_text = NULL;
- /* Figure out just what event it is we're dealing with */
+ // Figure out just what event it is we're dealing with
strcpy(uid, "--==<< InVaLiD uId >>==--");
ical_learn_uid_of_reply(uid, cal);
syslog(LOG_DEBUG, "calendar: UID of event being replied to is <%s>", uid);
- strcpy(hold_rm, CC->room.QRname); /* save current room */
+ strcpy(hold_rm, CC->room.QRname); // save current room
if (CtdlGetRoom(&CC->room, USERCALENDARROOM) != 0) {
CtdlGetRoom(&CC->room, hold_rm);
return(2);
}
- /*
- * Look in the EUID index for a message with
- * the Citadel EUID set to the value we're looking for. Since
- * Citadel always sets the message EUID to the iCalendar UID of
- * the event, this will work.
- */
+ // Look in the EUID index for a message with
+ // the Citadel EUID set to the value we're looking for. Since
+ // Citadel always sets the message EUID to the iCalendar UID of
+ // the event, this will work.
msgnum_being_replaced = CtdlLocateMessageByEuid(uid, &CC->room);
- CtdlGetRoom(&CC->room, hold_rm); /* return to saved room */
+ CtdlGetRoom(&CC->room, hold_rm); // return to saved room
syslog(LOG_DEBUG, "calendar: msgnum_being_replaced == %ld", msgnum_being_replaced);
if (msgnum_being_replaced == 0) {
- return(1); /* no calendar event found */
+ return(1); // no calendar event found
}
- /* Now we know the ID of the message containing the event being updated.
- * We don't actually have to delete it; that'll get taken care of by the
- * server when we save another event with the same UID. This just gives
- * us the ability to load the event into memory so we can diddle the
- * attendees.
- */
+ // Now we know the ID of the message containing the event being updated.
+ // We don't actually have to delete it; that'll get taken care of by the
+ // server when we save another event with the same UID. This just gives
+ // us the ability to load the event into memory so we can diddle the attendees.
msg = CtdlFetchMessage(msgnum_being_replaced, 1);
if (msg == NULL) {
- return(2); /* internal error */
+ return(2); // internal error
}
oec.c = NULL;
- mime_parser(CM_RANGE(msg, eMesageText),
- *ical_locate_original_event, /* callback function */
- NULL, NULL,
- &oec, /* user data */
- 0
+ mime_parser(
+ CM_RANGE(msg, eMesageText),
+ *ical_locate_original_event, // callback function
+ NULL, NULL,
+ &oec, // user data
+ 0
);
CM_Free(msg);
return(2);
}
- /* Merge the attendee's updated status into the event */
+ // Merge the attendee's updated status into the event
ical_merge_attendee_reply(original_event, cal);
- /* Serialize it */
+ // Serialize it
serialized_event = icalcomponent_as_ical_string_r(original_event);
- icalcomponent_free(original_event); /* Don't need this anymore. */
+ icalcomponent_free(original_event); // Don't need this anymore.
if (serialized_event == NULL) return(2);
CtdlMailboxName(roomname, sizeof roomname, &CC->user, USERCALENDARROOM);
);
msg = CtdlMakeMessage(&CC->user,
- "", /* No recipient */
- "", /* No recipient */
+ "", // No recipient
+ "", // No recipient
roomname,
- 0, FMT_RFC822,
+ 0,
+ FMT_RFC822,
"",
"",
- "", /* no subject */
+ "", // no subject
NULL,
message_text,
- NULL);
+ NULL
+ );
if (msg != NULL) {
CIT_ICAL->avoid_sending_invitations = 1;
}
-/*
- * Handle an incoming RSVP for an event. (This is the server subcommand part; it
- * simply extracts the calendar object from the message, deserializes it, and
- * passes it up to ical_update_my_calendar_with_reply() for processing.
- */
+// Handle an incoming RSVP for an event. (This is the server subcommand part; it
+// simply extracts the calendar object from the message, deserializes it, and
+// passes it up to ical_update_my_calendar_with_reply() for processing.
void ical_handle_rsvp(long msgnum, char *partnum, char *action) {
struct CtdlMessage *msg = NULL;
struct ical_respond_data ird;
int ret;
if (
- (strcasecmp(action, "update"))
- && (strcasecmp(action, "ignore"))
+ (strcasecmp(action, "update"))
+ && (strcasecmp(action, "ignore"))
) {
- cprintf("%d Action must be 'update' or 'ignore'\n",
- ERROR + ILLEGAL_VALUE
- );
+ cprintf("%d Action must be 'update' or 'ignore'\n", ERROR + ILLEGAL_VALUE);
return;
}
memset(&ird, 0, sizeof ird);
strcpy(ird.desired_partnum, partnum);
- mime_parser(CM_RANGE(msg, eMesageText),
- *ical_locate_part, /* callback function */
- NULL, NULL,
- (void *) &ird, /* user data */
- 0
- );
+ mime_parser(
+ CM_RANGE(msg, eMesageText),
+ *ical_locate_part, // callback function
+ NULL,
+ NULL,
+ (void *) &ird, // user data
+ 0
+ );
- /* We're done with the incoming message, because we now have a
- * calendar object in memory.
- */
+ // We're done with the incoming message, because we now have a
+ // calendar object in memory.
CM_Free(msg);
- /*
- * Here is the real meat of this function. Handle the event.
- */
+ // Here is the real meat of this function. Handle the event.
if (ird.cal != NULL) {
- /* Update the user's calendar if necessary */
+ // Update the user's calendar if necessary
if (!strcasecmp(action, "update")) {
ret = ical_update_my_calendar_with_reply(ird.cal);
if (ret == 0) {
- cprintf("%d Your calendar has been updated with this reply.\n",
- CIT_OK);
+ cprintf("%d Your calendar has been updated with this reply.\n", CIT_OK);
}
else if (ret == 1) {
- cprintf("%d This event does not exist in your calendar.\n",
- ERROR + FILE_NOT_FOUND);
+ cprintf("%d This event does not exist in your calendar.\n", ERROR + FILE_NOT_FOUND);
}
else {
- cprintf("%d An internal error occurred.\n",
- ERROR + INTERNAL_ERROR);
+ cprintf("%d An internal error occurred.\n", ERROR + INTERNAL_ERROR);
}
}
else {
cprintf("%d This reply has been ignored.\n", CIT_OK);
}
- /* Now that we've processed this message, we don't need it
- * anymore. So delete it. (Don't do this anymore.)
- CtdlDeleteMessages(CC->room.QRname, &msgnum, 1, "");
- */
+ // Now that we've processed this message, we don't need it
+ // anymore. So delete it. (Don't do this anymore.)
+ // CtdlDeleteMessages(CC->room.QRname, &msgnum, 1, "");
- /* Free the memory we allocated and return a response. */
+ // Free the memory we allocated and return a response.
icalcomponent_free(ird.cal);
ird.cal = NULL;
return;
return;
}
- /* should never get here */
+ // should never get here
}
-/*
- * Search for a property in both the top level and in a VEVENT subcomponent
- */
+// Search for a property in both the top level and in a VEVENT subcomponent
icalproperty *ical_ctdl_get_subprop(
icalcomponent *cal,
icalproperty_kind which_prop
p = icalcomponent_get_first_property(cal, which_prop);
if (p == NULL) {
- c = icalcomponent_get_first_component(cal,
- ICAL_VEVENT_COMPONENT);
+ c = icalcomponent_get_first_component(cal, ICAL_VEVENT_COMPONENT);
if (c != NULL) {
p = icalcomponent_get_first_property(c, which_prop);
}
}
-/*
- * Check to see if two events overlap. Returns nonzero if they do.
- * (This function is used in both Citadel and WebCit. If you change it in
- * one place, change it in the other. Better yet, put it in a library.)
- */
+// Check to see if two events overlap. Returns nonzero if they do.
+// (This function is used in both Citadel and WebCit. If you change it in
+// one place, change it in the other. Better yet, put it in a library.)
int ical_ctdl_is_overlap(
struct icaltimetype t1start,
struct icaltimetype t1end,
if (icaltime_is_null_time(t1start)) return(0);
if (icaltime_is_null_time(t2start)) return(0);
- /* if either event lacks end time, assume end = start */
- if (icaltime_is_null_time(t1end))
+ // if either event lacks end time, assume end = start
+ if (icaltime_is_null_time(t1end)) {
memcpy(&t1end, &t1start, sizeof(struct icaltimetype));
+ }
else {
if (t1end.is_date && icaltime_compare(t1start, t1end)) {
- /*
- * the end date is non-inclusive so adjust it by one
- * day because our test is inclusive, note that a day is
- * not too much because we are talking about all day
- * events
- * if start = end we assume that nevertheless the whole
- * day is meant
- */
+
+ // the end date is non-inclusive so adjust it by one
+ // day because our test is inclusive, note that a day is
+ // not too much because we are talking about all day
+ // events
+ // if start = end we assume that nevertheless the whole
+ // day is meant
+
icaltime_adjust(&t1end, -1, 0, 0, 0);
}
}
{
int conflict_reported = 0;
- /* debugging cruft *
- time_t tt;
- tt = icaltime_as_timet_with_zone(t1start, t1start.zone);
- syslog(LOG_DEBUG, "PROPOSED START: %s", ctime(&tt));
- tt = icaltime_as_timet_with_zone(t1end, t1end.zone);
- syslog(LOG_DEBUG, " PROPOSED END: %s", ctime(&tt));
- tt = icaltime_as_timet_with_zone(t2start, t2start.zone);
- syslog(LOG_DEBUG, "EXISTING START: %s", ctime(&tt));
- tt = icaltime_as_timet_with_zone(t2end, t2end.zone);
- syslog(LOG_DEBUG, " EXISTING END: %s", ctime(&tt));
- * debugging cruft */
+ // debugging cruft
+ // time_t tt;
+ // tt = icaltime_as_timet_with_zone(t1start, t1start.zone);
+ // syslog(LOG_DEBUG, "PROPOSED START: %s", ctime(&tt));
+ // tt = icaltime_as_timet_with_zone(t1end, t1end.zone);
+ // syslog(LOG_DEBUG, " PROPOSED END: %s", ctime(&tt));
+ // tt = icaltime_as_timet_with_zone(t2start, t2start.zone);
+ // syslog(LOG_DEBUG, "EXISTING START: %s", ctime(&tt));
+ // tt = icaltime_as_timet_with_zone(t2end, t2end.zone);
+ // syslog(LOG_DEBUG, " EXISTING END: %s", ctime(&tt));
+ // debugging cruft
/* compare and output */
}
-/*
- * Phase 5 of "hunt for conflicts"
- * Called by ical_conflicts_phase4()
- *
- * We have the proposed event boiled down to start and end times.
- * Now check it against an existing event.
- */
+// Phase 5 of "hunt for conflicts"
+// Called by ical_conflicts_phase4()
+//
+// We have the proposed event boiled down to start and end times.
+// Now check it against an existing event.
void ical_conflicts_phase5(struct icaltimetype t1start,
struct icaltimetype t1end,
icalcomponent *existing_event,
}
else {
t2end.zone = icalcomponent_get_timezone(existing_event,
- icalparameter_get_tzid(
- icalproperty_get_first_parameter(p, ICAL_TZID_PARAMETER)
- )
+ icalparameter_get_tzid(icalproperty_get_first_parameter(p, ICAL_TZID_PARAMETER))
);
if (!t2end.zone) {
t2end.zone = get_default_icaltimezone();
memset(&ird, 0, sizeof ird);
strcpy(ird.desired_partnum, "_HUNT_");
mime_parser(CM_RANGE(msg, eMesageText),
- *ical_locate_part, /* callback function */
- NULL, NULL,
- (void *) &ird, /* user data */
- 0
+ *ical_locate_part, // callback function
+ NULL,
+ NULL,
+ (void *) &ird, // user data
+ 0
);
CM_Free(msg);
}
-/*
- * Retrieve all of the calendar items in the current room, and output them
- * as a single icalendar object.
- */
-void ical_getics(void)
-{
+// Retrieve all of the calendar items in the current room, and output them
+// as a single icalendar object.
+void ical_getics(void) {
icalcomponent *encaps = NULL;
char *ser = NULL;
- if ( (CC->room.QRdefaultview != VIEW_CALENDAR)
- &&(CC->room.QRdefaultview != VIEW_TASKS) ) {
+ if ( (CC->room.QRdefaultview != VIEW_CALENDAR)
+ &&(CC->room.QRdefaultview != VIEW_TASKS)
+ ) {
cprintf("%d Not a calendar room\n", ERROR+NOT_HERE);
- return; /* Not an iCalendar-centric room */
+ return; /* This room does not contain a calendar. */
}
encaps = icalcomponent_new_vcalendar();
}
-/*
- * Helper callback function for ical_putics() to discover which TZID's we need.
- * Simply put the tzid name string into a hash table. After the callbacks are
- * done we'll go through them and attach the ones that we have.
- */
-void ical_putics_grabtzids(icalparameter *param, void *data)
-{
+// Helper callback function for ical_putics() to discover which TZID's we need.
+// Simply put the tzid name string into a hash table. After the callbacks are
+// done we'll go through them and attach the ones that we have.
+void ical_putics_grabtzids(icalparameter *param, void *data) {
const char *tzid = icalparameter_get_tzid(param);
HashList *keys = (HashList *) data;
}
-/*
- * Delete all of the calendar items in the current room, and replace them
- * with calendar items from a client-supplied data stream.
- */
-void ical_putics(void)
-{
+// Delete all of the calendar items in the current room, and replace them
+// with calendar items from a client-supplied data stream.
+void ical_putics(void) {
char *calstream = NULL;
icalcomponent *cal;
icalcomponent *c;
const char *Key;
long len;
- /* Only allow this operation if we're in a room containing a calendar or tasks view */
- if ( (CC->room.QRdefaultview != VIEW_CALENDAR)
- &&(CC->room.QRdefaultview != VIEW_TASKS) ) {
+ // Only allow this operation if we're in a room containing a calendar or tasks view
+ if ( (CC->room.QRdefaultview != VIEW_CALENDAR)
+ && (CC->room.QRdefaultview != VIEW_TASKS)
+ ) {
cprintf("%d Not a calendar room\n", ERROR+NOT_HERE);
return;
}
- /* Only allow this operation if we have permission to overwrite the existing calendar */
+ // Only allow this operation if we have permission to overwrite the existing calendar
if (!CtdlDoIHavePermissionToDeleteMessagesFromThisRoom()) {
cprintf("%d Permission denied.\n", ERROR+HIGHER_ACCESS_REQUIRED);
return;
*/
else {
for (c = icalcomponent_get_first_component(cal, ICAL_ANY_COMPONENT);
- (c != NULL);
- c = icalcomponent_get_next_component(cal, ICAL_ANY_COMPONENT)) {
+ (c != NULL);
+ c = icalcomponent_get_next_component(cal, ICAL_ANY_COMPONENT)
+ ) {
/* Non-VTIMEZONE components each get written as individual messages.
* But we also need to attach the relevant VTIMEZONE components to them.
/*
* All Citadel calendar commands from the client come through here.
*/
-void cmd_ical(char *argbuf)
-{
+void cmd_ical(char *argbuf) {
char subcmd[64];
long msgnum;
char partnum[256];
/*
* We don't know if the calendar room exists so we just create it at login
*/
-void ical_CtdlCreateRoom(void)
-{
+void ical_CtdlCreateRoom(void) {
struct ctdlroom qr;
- visit vbuf;
+ struct visit vbuf;
/* Create the calendar room if it doesn't already exist */
CtdlCreateRoom(USERCALENDARROOM, 4, "", 0, 1, 0, VIEW_CALENDAR);
}
if (!strncasecmp(organizer_string, "MAILTO:", 7)) {
strcpy(organizer_string, &organizer_string[7]);
- striplt(organizer_string);
+ string_trim(organizer_string);
/*
* If the user saving the event is listed as the
* organizer, then send out invitations.
if (p != NULL) {
pch = icalproperty_get_comment(p);
if (!IsEmptyStr(pch)) {
- CM_SetField(msg, eExclusiveID, pch, strlen(pch));
+ CM_SetField(msg, eExclusiveID, pch);
syslog(LOG_DEBUG, "calendar: saving calendar UID <%s>", pch);
}
}
* If the message is being saved, we also set various message header fields
* using data found in the iCalendar object.
*/
-int ical_obj_beforesave(struct CtdlMessage *msg, struct recptypes *recp)
-{
+int ical_obj_beforesave(struct CtdlMessage *msg, struct recptypes *recp) {
/* First determine if this is a calendar or tasks room */
if ( (CC->room.QRdefaultview != VIEW_CALENDAR)
&& (CC->room.QRdefaultview != VIEW_TASKS)
* (This will start back end tasks such as automatic generation of invitations,
* if such actions are appropriate.)
*/
-int ical_obj_aftersave(struct CtdlMessage *msg, struct recptypes *recp)
-{
+int ical_obj_aftersave(struct CtdlMessage *msg, struct recptypes *recp) {
char roomname[ROOMNAMELEN];
/*
return(0); /* Not the Calendar room -- don't do anything. */
}
- /* It must be an RFC822 message! */
+ // It must be an RFC822 message!
if (msg->cm_format_type != 4) return(1);
- /* Reject null messages */
+ // Reject null messages
if (CM_IsEmpty(msg, eMesageText)) return(1);
- /* Now recurse through it looking for our icalendar data */
+ // Now recurse through it looking for our icalendar data
mime_parser(CM_RANGE(msg, eMesageText),
*ical_obj_aftersave_backend,
NULL, NULL,
}
-/*
- * Back end for ical_fixed_output()
- */
+// Back end for ical_fixed_output()
void ical_fixed_output_backend(icalcomponent *cal, int recursion_level) {
icalcomponent *c;
icalproperty *p;
cprintf("%s\n", (const char *)icalproperty_get_comment(p));
}
- /* If the component has attendees, iterate through them. */
+ // 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)) {
ch = icalproperty_get_attendee(p);
if ((ch != NULL) &&
!strncasecmp(ch, "MAILTO:", 7)) {
- /* screen name or email address */
+ // screen name or email address
safestrncpy(buf, ch + 7, sizeof(buf));
- striplt(buf);
+ string_trim(buf);
cprintf("%s ", buf);
}
cprintf("\n");
}
- /* If the component has subcomponents, recurse through them. */
+ // 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 */
+ // Recursively process subcomponent
ical_fixed_output_backend(c, recursion_level+1);
}
}
-/*
- * Function to output iCalendar data as plain text. Nobody uses MSG0
- * anymore, so really this is just so we expose the vCard data to the full
- * text indexer.
- */
+// Function to output iCalendar data as plain text. Nobody uses MSG0
+// anymore, so really this is just so we expose the vCard data to the full
+// text indexer.
void ical_fixed_output(char *ptr, int len) {
icalcomponent *cal;
char *stringy_cal;
ical_fixed_output_backend(cal, 0);
- /* Free the memory we obtained from libical's constructor */
+ // Free the memory we obtained from libical's constructor
icalcomponent_free(cal);
}
char *ctdl_module_init_calendar(void) {
if (!threading) {
- /* Tell libical to return errors instead of aborting if it gets bad data */
-
-#ifdef LIBICAL_ICAL_EXPORT // cheap and sleazy way to detect libical >=2.0
+ // Tell libical to return errors instead of aborting if it gets bad data.
+ // If this library call is not found, you need to upgrade libical.
icalerror_set_errors_are_fatal(0);
-#else
- icalerror_errors_are_fatal = 0;
-#endif
- /* Use our own application prefix in tzid's generated from system tzdata */
+ // Use our own application prefix in tzid's generated from system tzdata
icaltimezone_set_tzid_prefix("/citadel.org/");
- /* Initialize our hook functions */
+ // Initialize our hook functions
CtdlRegisterMessageHook(ical_obj_beforesave, EVT_BEFORESAVE);
CtdlRegisterMessageHook(ical_obj_aftersave, EVT_AFTERSAVE);
CtdlRegisterSessionHook(ical_CtdlCreateRoom, EVT_LOGIN, PRIO_LOGIN + 1);
CtdlRegisterFixedOutputHook("application/ics", ical_fixed_output);
}
- /* return our module name for the log */
+ // return our module name for the log
return "calendar";
}