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claws-mail/src/plugins/vcalendar/vcal_manager.c
Paul a04d186bb8 fix format warnings and some OpenBSD specific fixes 
Patch by Daniel Jakots.
2015-10-14 18:14:17 +01:00

1555 lines
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/*
* Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2007 Colin Leroy <colin@colino.net> and
* the Claws Mail team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#include "claws-features.h"
#endif
#include <stddef.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef USE_PTHREAD
#include <pthread.h>
#endif
#include <ical.h>
#include "vcalendar.h"
#include "vcal_folder.h"
#include "vcal_manager.h"
#include "vcal_meeting_gtk.h"
#include "vcal_prefs.h"
#include "xml.h"
#include "xmlprops.h"
#include "prefs.h"
#include "prefs_common.h"
#include "prefs_account.h"
#include "alertpanel.h"
#include "account.h"
#include "codeconv.h"
#include <time.h>
#include "folder.h"
#include "quoted-printable.h"
#include "utils.h"
#ifdef G_OS_WIN32
#define getuid() 0
#endif
Answer *answer_new(const gchar *attendee,
const gchar *name,
enum icalparameter_partstat ans,
enum icalparameter_cutype cutype)
{
Answer *answer = g_new0(Answer, 1);
answer->attendee = g_strdup(attendee);
answer->name = g_strdup(name);
if (!answer->name)
answer->name = g_strdup("");
if (!answer->attendee)
answer->attendee = g_strdup("");
answer->answer = ans;
answer->cutype = cutype;
return answer;
}
static void answer_free(Answer *answer)
{
g_free(answer->attendee);
g_free(answer->name);
g_free(answer);
}
static GSList *answer_find(VCalEvent *event, Answer *answer)
{
GSList *cur = event->answers;
while (cur && cur->data) {
Answer *b = (Answer *)cur->data;
if (!strcasecmp(b->attendee, answer->attendee))
return cur;
cur = cur->next;
}
return NULL;
}
void vcal_manager_copy_attendees(VCalEvent *src, VCalEvent *dest)
{
GSList *cur = src->answers;
while (cur && cur->data) {
Answer *a = (Answer *)cur->data;
Answer *b = answer_new(a->attendee, a->name, a->answer, a->cutype);
dest->answers = g_slist_prepend(dest->answers, b);
cur = cur->next;
}
dest->answers = g_slist_reverse(dest->answers);
}
gchar *vcal_manager_answer_get_text(enum icalparameter_partstat ans)
{
static gchar *replies[5]={
N_("accepted"),
N_("tentatively accepted"),
N_("declined"),
N_("did not answer"),
N_("unknown")
};
switch (ans) {
case ICAL_PARTSTAT_ACCEPTED:
return _(replies[0]);
break;
case ICAL_PARTSTAT_DECLINED:
return _(replies[2]);
break;
case ICAL_PARTSTAT_TENTATIVE:
return _(replies[1]);
break;
case ICAL_PARTSTAT_NEEDSACTION:
return _(replies[3]);
case ICAL_PARTSTAT_DELEGATED:
case ICAL_PARTSTAT_COMPLETED:
case ICAL_PARTSTAT_X:
case ICAL_PARTSTAT_INPROCESS:
case ICAL_PARTSTAT_NONE:
return _(replies[4]);
break;
}
return NULL;
}
gchar *vcal_manager_cutype_get_text(enum icalparameter_cutype type)
{
static gchar *replies[5]={
N_("individual"),
N_("group"),
N_("resource"),
N_("room"),
N_("unknown")
};
switch (type) {
case ICAL_CUTYPE_INDIVIDUAL:
return _(replies[0]);
break;
case ICAL_CUTYPE_GROUP:
return _(replies[1]);
break;
case ICAL_CUTYPE_RESOURCE:
return _(replies[2]);
break;
case ICAL_CUTYPE_ROOM:
return _(replies[3]);
default:
return _(replies[4]);
break;
}
return NULL;
}
static GSList *answer_remove(VCalEvent *event, Answer *answer)
{
GSList *cur = answer_find(event, answer);
if (cur) {
Answer *b = (Answer *)cur->data;
event->answers = g_slist_remove(event->answers, b);
answer_free(b);
}
return event->answers;
}
static GSList *answer_add(VCalEvent *event, Answer *answer)
{
event->answers = g_slist_append(event->answers, answer);
return event->answers;
}
GSList *vcal_manager_get_answers_emails(VCalEvent *event)
{
GSList *new = NULL;
GSList *cur = event->answers;
while (cur && cur->data) {
Answer *b = (Answer *)cur->data;
new = g_slist_prepend(new, b->attendee);
cur = cur->next;
}
new = g_slist_reverse(new);
return new;
}
enum icalparameter_partstat vcal_manager_get_reply_for_attendee(VCalEvent *event, const gchar *att)
{
Answer *a = answer_new(att, NULL, 0, 0);
GSList *ans = answer_find(event, a);
enum icalparameter_partstat res = 0;
if (ans) {
Answer *b = (Answer *)ans->data;
res = b->answer;
}
answer_free(a);
return res;
}
gchar *vcal_manager_get_cutype_text_for_attendee(VCalEvent *event, const gchar *att)
{
enum icalparameter_cutype status = vcal_manager_get_cutype_for_attendee(event, att);
gchar *res = NULL;
if (status != 0)
res = g_strdup(vcal_manager_cutype_get_text(status));
return res;
}
enum icalparameter_partstat vcal_manager_get_cutype_for_attendee(VCalEvent *event, const gchar *att)
{
Answer *a = answer_new(att, NULL, 0, 0);
GSList *ans = answer_find(event, a);
enum icalparameter_cutype res = 0;
if (ans) {
Answer *b = (Answer *)ans->data;
res = b->cutype;
}
answer_free(a);
return res;
}
gchar *vcal_manager_get_reply_text_for_attendee(VCalEvent *event, const gchar *att)
{
enum icalparameter_partstat status = vcal_manager_get_reply_for_attendee(event, att);
gchar *res = NULL;
if (status != 0)
res = g_strdup(vcal_manager_answer_get_text(status));
return res;
}
gchar *vcal_manager_get_attendee_name(VCalEvent *event, const gchar *att)
{
Answer *a = answer_new(att, NULL, 0, 0);
GSList *ans = answer_find(event, a);
gchar *res = NULL;
if (ans) {
Answer *b = (Answer *)ans->data;
if (b->name)
res = g_strdup(b->name);
}
answer_free(a);
return res;
}
void vcal_manager_event_print(VCalEvent *event)
{
GSList *list = event->answers;
printf( "event->uid\t\t%s\n"
"event->organizer\t\t%s\n"
"event->start\t\t%s\n"
"event->end\t\t%s\n"
"event->location\t\t%s\n"
"event->summary\t\t%s\n"
"event->description\t%s\n"
"event->url\t%s\n"
"event->dtstart\t\t%s\n"
"event->dtend\t\t%s\n"
"event->recur\t\t%s\n"
"event->tzid\t\t%s\n"
"event->method\t\t%d\n"
"event->sequence\t\t%d\n",
event->uid,
event->organizer,
event->start,
event->end,
event->location,
event->summary,
event->description,
event->url,
event->dtstart,
event->dtend,
event->recur,
event->tzid,
event->method,
event->sequence);
while (list && list->data) {
Answer *a = (Answer *)list->data;
printf(" ans: %s %s, %s\n", a->name, a->attendee, vcal_manager_answer_get_text(a->answer));
list = list->next;
}
}
static gchar *write_headers(PrefsAccount *account,
VCalEvent *event,
gboolean short_headers,
gboolean is_reply,
gboolean is_pseudo_event);
gchar *vcal_manager_event_dump(VCalEvent *event, gboolean is_reply, gboolean is_pseudo_event,
icalcomponent *use_calendar, gboolean modif)
{
gchar *organizer = g_strdup_printf("MAILTO:%s", event->organizer);
PrefsAccount *account = vcal_manager_get_account_from_event(event);
gchar *attendee = NULL;
gchar *body, *headers;
gchar *tmpfile = NULL;
icalcomponent *calendar, *ievent, *timezone, *tzc;
icalproperty *attprop;
icalproperty *orgprop;
enum icalparameter_partstat status = ICAL_PARTSTAT_NEEDSACTION;
gchar *sanitized_uid = g_strdup(event->uid);
subst_for_filename(sanitized_uid);
tmpfile = g_strdup_printf("%s%cevt-%d-%s", get_tmp_dir(),
G_DIR_SEPARATOR, getuid(), sanitized_uid);
g_free(sanitized_uid);
if (!account) {
g_free(organizer);
g_free(tmpfile);
debug_print("no account found\n");
return NULL;
}
attendee = g_strdup_printf("MAILTO:%s", account->address);
if (vcal_manager_get_reply_for_attendee(event, account->address) != 0)
status = vcal_manager_get_reply_for_attendee(event, account->address);
tzset();
if (use_calendar != NULL) {
calendar = use_calendar;
g_free(tmpfile);
tmpfile = NULL;
} else
calendar =
icalcomponent_vanew(
ICAL_VCALENDAR_COMPONENT,
icalproperty_new_version("2.0"),
icalproperty_new_prodid(
"-//Claws Mail//NONSGML Claws Mail Calendar//EN"),
icalproperty_new_calscale("GREGORIAN"),
icalproperty_new_method(is_reply ? ICAL_METHOD_REPLY:event->method),
0
);
if (!calendar) {
g_warning ("can't generate calendar");
g_free(organizer);
g_free(tmpfile);
g_free(attendee);
return NULL;
}
orgprop = icalproperty_new_organizer(organizer);
timezone = icalcomponent_new(ICAL_VTIMEZONE_COMPONENT);
icalcomponent_add_property(timezone,
icalproperty_new_tzid("UTC")); /* free */
tzc = icalcomponent_new(ICAL_XSTANDARD_COMPONENT);
icalcomponent_add_property(tzc,
icalproperty_new_dtstart(
icaltime_from_string("19700101T000000")));
icalcomponent_add_property(tzc,
icalproperty_new_tzoffsetfrom(0.0));
icalcomponent_add_property(tzc,
icalproperty_new_tzoffsetto(0.0));
icalcomponent_add_property(tzc,
icalproperty_new_tzname("Greenwich meridian time"));
icalcomponent_add_component(timezone, tzc);
ievent =
icalcomponent_vanew(
ICAL_VEVENT_COMPONENT, 0);
if (!ievent) {
g_warning ("can't generate event");
g_free(organizer);
g_free(tmpfile);
g_free(attendee);
return NULL;
}
icalcomponent_add_property(ievent,
icalproperty_new_uid(event->uid));
icalcomponent_add_property(ievent,
icalproperty_vanew_dtstamp(icaltime_from_timet(time(NULL), TRUE), 0));
icalcomponent_add_property(ievent,
icalproperty_vanew_dtstart((icaltime_from_string(event->dtstart)), 0));
icalcomponent_add_property(ievent,
icalproperty_vanew_dtend((icaltime_from_string(event->dtend)), 0));
if (event->recur && *(event->recur)) {
icalcomponent_add_property(ievent,
icalproperty_vanew_rrule((icalrecurrencetype_from_string(event->recur)), 0));
}
icalcomponent_add_property(ievent,
icalproperty_new_description(event->description));
icalcomponent_add_property(ievent,
icalproperty_new_summary(event->summary));
icalcomponent_add_property(ievent,
icalproperty_new_sequence(modif && !is_reply ? event->sequence + 1 : event->sequence));
icalcomponent_add_property(ievent,
icalproperty_new_class("PUBLIC"));
icalcomponent_add_property(ievent,
icalproperty_new_transp("OPAQUE"));
if (event->location && *event->location)
icalcomponent_add_property(ievent,
icalproperty_new_location(event->location));
else
icalcomponent_add_property(ievent,
icalproperty_new_location(""));
icalcomponent_add_property(ievent,
icalproperty_new_status(ICAL_STATUS_CONFIRMED));
icalcomponent_add_property(ievent,
icalproperty_vanew_created(icaltime_from_timet(time(NULL), TRUE), 0));
icalcomponent_add_property(ievent,
icalproperty_vanew_lastmodified(icaltime_from_timet(time(NULL), TRUE), 0));
icalcomponent_add_property(ievent,
orgprop);
if (!icalcomponent_get_first_component(calendar, ICAL_VTIMEZONE_COMPONENT))
icalcomponent_add_component(calendar, timezone);
else
icalcomponent_free(timezone);
icalcomponent_add_component(calendar, ievent);
if (event->url && *(event->url)) {
attprop = icalproperty_new_url(event->url);
icalcomponent_add_property(ievent, attprop);
}
if (is_reply) {
/* dump only this attendee */
attprop =
icalproperty_vanew_attendee(
attendee,
icalparameter_new_role(
ICAL_ROLE_REQPARTICIPANT),
icalparameter_new_rsvp(ICAL_RSVP_TRUE),
icalparameter_new_partstat(status),
0
);
icalcomponent_add_property(ievent, attprop);
} else {
/* dump all attendees */
GSList *cur = event->answers;
while (cur && cur->data) {
Answer *a = (Answer *)cur->data;
if (a->cutype == 0)
a->cutype = ICAL_CUTYPE_INDIVIDUAL;
if (a->answer == 0)
a->answer = ICAL_PARTSTAT_NEEDSACTION;
attprop =
icalproperty_vanew_attendee(
a->attendee,
icalparameter_new_role(
ICAL_ROLE_REQPARTICIPANT),
icalparameter_new_rsvp(ICAL_RSVP_TRUE),
icalparameter_new_cutype(a->cutype),
icalparameter_new_partstat(a->answer),
0
);
icalcomponent_add_property(ievent, attprop);
cur = cur->next;
}
}
if (use_calendar) {
g_free(organizer);
g_free(tmpfile);
g_free(attendee);
return NULL;
}
headers = write_headers(account, event, is_pseudo_event, is_reply, is_pseudo_event);
if (!headers) {
g_warning("can't get headers");
g_free(organizer);
g_free(tmpfile);
g_free(attendee);
return NULL;
}
body = g_strdup_printf("%s"
"\n"
"%s", headers, icalcomponent_as_ical_string(calendar));
if (str_write_to_file(body, tmpfile) < 0) {
g_free(tmpfile);
tmpfile = NULL;
}
chmod(tmpfile, S_IRUSR|S_IWUSR);
g_free(body);
g_free(headers);
icalcomponent_free(calendar);
g_free(attendee);
g_free(organizer);
tzset();
return tmpfile;
}
static void get_rfc822_date_from_time_t(gchar *buf, gint len, time_t t)
{
struct tm *lt;
gchar day[4], mon[4];
gint dd, hh, mm, ss, yyyy;
gchar buft1[512];
struct tm buft2;
#ifndef G_OS_WIN32
lt = localtime_r(&t, &buft2);
#else
if (t < 0)
t = 1;
lt = localtime(&t);
#endif
sscanf(asctime_r(lt, buft1), "%3s %3s %d %d:%d:%d %d\n",
day, mon, &dd, &hh, &mm, &ss, &yyyy);
g_snprintf(buf, len, "%s, %d %s %d %02d:%02d:%02d %s",
day, dd, mon, yyyy, hh, mm, ss, tzoffset(&t));
}
static gchar *write_headers_date(const gchar *uid)
{
gchar subject[512];
gchar *t_subject;
gchar date[128];
time_t t;
struct tm lt;
struct tm buft;
memset(subject, 0, sizeof(subject));
memset(date, 0, sizeof(date));
if (!strcmp(uid, EVENT_PAST_ID)) {
t = 1;
t_subject = _("Past");
} else if (!strcmp(uid, EVENT_TODAY_ID)) {
t = time(NULL);
t_subject = _("Today");
} else if (!strcmp(uid, EVENT_TOMORROW_ID)) {
t = time(NULL) + 86400;
t_subject = _("Tomorrow");
} else if (!strcmp(uid, EVENT_THISWEEK_ID)) {
t = time(NULL) + (86400*2);
t_subject = _("This week");
} else if (!strcmp(uid, EVENT_LATER_ID)) {
t = time(NULL) + (86400*7);
t_subject = _("Later");
} else {
g_warning("unknown spec date");
return NULL;
}
#ifndef G_OS_WIN32
lt = *localtime_r(&t, &buft);
#else
if (t < 0)
t = 1;
lt = *localtime(&t);
#endif
lt.tm_hour = lt.tm_min = lt.tm_sec = 0;
t = mktime(&lt);
get_rfc822_date_from_time_t(date, sizeof(date), t);
conv_encode_header(subject, 511, t_subject, strlen("Subject: "), FALSE);
return g_strdup_printf("From: -\n"
"To: -\n"
"Subject: %s\n"
"Date: %s\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=\"UTF-8\";\n"
"Content-Transfer-Encoding: quoted-printable\n"
"Message-ID: <%s>\n",
subject,
date,
uid);
}
gchar *vcal_manager_dateevent_dump(const gchar *uid, FolderItem *item)
{
gchar *sanitized_uid = NULL;
gchar *headers = NULL;
gchar *lines, *body, *tmpfile;
EventTime date;
sanitized_uid = g_strdup(uid);
subst_for_filename(sanitized_uid);
tmpfile = g_strdup_printf("%s%cevt-%d-%s", get_tmp_dir(),
G_DIR_SEPARATOR, getuid(), sanitized_uid);
g_free(sanitized_uid);
headers = write_headers_date(uid);
if (!headers) {
g_warning("can't get headers");
g_free(tmpfile);
return NULL;
}
if (!strcmp(uid, EVENT_PAST_ID))
date = EVENT_PAST;
else if (!strcmp(uid, EVENT_TODAY_ID))
date = EVENT_TODAY;
else if (!strcmp(uid, EVENT_TOMORROW_ID))
date = EVENT_TOMORROW;
else if (!strcmp(uid, EVENT_THISWEEK_ID))
date = EVENT_THISWEEK;
else if (!strcmp(uid, EVENT_LATER_ID))
date = EVENT_LATER;
else
date = EVENT_PAST;
lines = get_item_event_list_for_date(item, date);
body = g_strdup_printf("%s"
"\n"
"%s", headers, lines);
g_free(lines);
if (str_write_to_file(body, tmpfile) < 0) {
g_free(tmpfile);
tmpfile = NULL;
} else
chmod(tmpfile, S_IRUSR|S_IWUSR);
g_free(body);
g_free(headers);
return tmpfile;
}
static gchar *write_headers_ical(PrefsAccount *account,
icalcomponent *ievent,
gchar *orga);
gchar *vcal_manager_icalevent_dump(icalcomponent *event, gchar *orga, icalcomponent *use_calendar)
{
PrefsAccount *account = account_get_cur_account();
gchar *body, *headers, *qpbody;
gchar **lines = NULL;
gchar *tmpfile = NULL;
icalcomponent *calendar;
icalproperty *prop;
icalcomponent *ievent = NULL;
int i = 0;
ievent = icalcomponent_new_clone(event);
prop = icalcomponent_get_first_property(ievent, ICAL_UID_PROPERTY);
if (prop) {
gchar *sanitized_uid = g_strdup(icalproperty_get_uid(prop));
subst_for_filename(sanitized_uid);
tmpfile = g_strdup_printf("%s%cevt-%d-%s", get_tmp_dir(),
G_DIR_SEPARATOR, getuid(), sanitized_uid);
g_free(sanitized_uid);
icalproperty_free(prop);
} else {
tmpfile = g_strdup_printf("%s%cevt-%d-%p", get_tmp_dir(),
G_DIR_SEPARATOR, getuid(), ievent);
}
if (!account) {
g_free(tmpfile);
icalcomponent_free(ievent);
return NULL;
}
tzset();
if (use_calendar != NULL) {
calendar = use_calendar;
g_free(tmpfile);
tmpfile = NULL;
} else
calendar =
icalcomponent_vanew(
ICAL_VCALENDAR_COMPONENT,
icalproperty_new_version("2.0"),
icalproperty_new_prodid(
"-//Claws Mail//NONSGML Claws Mail Calendar//EN"),
icalproperty_new_calscale("GREGORIAN"),
icalproperty_new_method(ICAL_METHOD_PUBLISH),
0
);
if (!calendar) {
g_warning ("can't generate calendar");
g_free(tmpfile);
icalcomponent_free(ievent);
return NULL;
}
icalcomponent_add_component(calendar, ievent);
if (use_calendar)
return NULL;
headers = write_headers_ical(account, ievent, orga);
if (!headers) {
g_warning("can't get headers");
g_free(tmpfile);
icalcomponent_free(calendar);
return NULL;
}
lines = g_strsplit(icalcomponent_as_ical_string(calendar), "\n", 0);
qpbody = g_strdup("");
/* encode to quoted-printable */
while (lines[i]) {
gchar buf[256];
gint e_len = strlen(qpbody), n_len = 0;
gchar *outline = conv_codeset_strdup(lines[i], CS_UTF_8, conv_get_outgoing_charset_str());
qp_encode_line(buf, (guchar *)outline);
n_len = strlen(buf);
qpbody = g_realloc(qpbody, e_len + n_len + 1);
strcpy(qpbody+e_len, buf);
*(qpbody+n_len+e_len) = '\0';
g_free(outline);
i++;
}
body = g_strdup_printf("%s"
"\n"
"%s", headers, qpbody);
if (str_write_to_file(body, tmpfile) < 0) {
g_free(tmpfile);
tmpfile = NULL;
} else
chmod(tmpfile, S_IRUSR|S_IWUSR);
g_strfreev(lines);
g_free(body);
g_free(qpbody);
g_free(headers);
icalcomponent_free(calendar);
return tmpfile;
}
VCalEvent * vcal_manager_new_event (const gchar *uid,
const gchar *organizer,
const gchar *orgname,
const gchar *location,
const gchar *summary,
const gchar *description,
const gchar *dtstart,
const gchar *dtend,
const gchar *recur,
const gchar *tzid,
const gchar *url,
enum icalproperty_method method,
gint sequence,
enum icalcomponent_kind type)
{
VCalEvent *event = g_new0(VCalEvent, 1);
event->uid = g_strdup(uid?uid:"");
event->organizer = g_strdup(organizer?organizer:"");
event->orgname = g_strdup(orgname?orgname:"");
if (dtend && *(dtend)) {
time_t tmp = icaltime_as_timet((icaltime_from_string(dtend)));
gchar buft[512];
tzset();
event->end = g_strdup(ctime_r(&tmp, buft));
}
if (dtstart && *(dtstart)) {
time_t tmp = icaltime_as_timet((icaltime_from_string(dtstart)));
gchar buft[512];
tzset();
event->start = g_strdup(ctime_r(&tmp, buft));
}
event->dtstart = g_strdup(dtstart?dtstart:"");
event->dtend = g_strdup(dtend?dtend:"");
event->recur = g_strdup(recur?recur:"");
event->location = g_strdup(location?location:"");
event->summary = g_strdup(summary?summary:"");
event->description = g_strdup(description?description:"");
event->url = g_strdup(url?url:"");
event->tzid = g_strdup(tzid?tzid:"");
event->method = method;
event->sequence = sequence;
event->type = type;
event->rec_occurence = FALSE;
while (strchr(event->summary, '\n'))
*(strchr(event->summary, '\n')) = ' ';
return event;
}
void vcal_manager_free_event (VCalEvent *event)
{
GSList *cur;
if (!event)
return;
g_free(event->uid);
g_free(event->organizer);
g_free(event->orgname);
g_free(event->start);
g_free(event->end);
g_free(event->location);
g_free(event->summary);
g_free(event->dtstart);
g_free(event->dtend);
g_free(event->recur);
g_free(event->tzid);
g_free(event->description);
g_free(event->url);
for (cur = event->answers; cur; cur = cur->next) {
answer_free((Answer *)cur->data);
}
g_slist_free(event->answers);
g_free(event);
}
gchar *vcal_manager_get_event_path(void)
{
static gchar *event_path = NULL;
if (!event_path)
event_path = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
"vcalendar", NULL);
return event_path;
}
gchar *vcal_manager_get_event_file(const gchar *uid)
{
gchar *tmp = g_strdup(uid);
gchar *res = NULL;
subst_for_filename(tmp);
res = g_strconcat(vcal_manager_get_event_path(), G_DIR_SEPARATOR_S,
tmp, NULL);
g_free(tmp);
return res;
}
PrefsAccount *vcal_manager_get_account_from_event(VCalEvent *event)
{
GSList *list = vcal_manager_get_answers_emails(event);
GSList *cur = list;
/* find an attendee corresponding to one of our accounts */
while (cur && cur->data) {
gchar *email = (gchar *)cur->data;
if (account_find_from_address(email, FALSE)) {
g_slist_free(list);
return account_find_from_address(email, FALSE);
}
cur = cur->next;
}
g_slist_free(list);
return NULL;
}
void vcal_manager_save_event (VCalEvent *event, gboolean export_after)
{
XMLTag *tag = NULL;
XMLNode *xmlnode = NULL;
GNode *rootnode = NULL;
PrefFile *pfile;
gchar *path = NULL;
GSList *answers = event->answers;
gchar *tmp = NULL;
gint tmp_method = event->method;
tag = xml_tag_new("event");
xml_tag_add_attr(tag, xml_attr_new("organizer", event->organizer));
xml_tag_add_attr(tag, xml_attr_new("orgname", event->orgname));
xml_tag_add_attr(tag, xml_attr_new("location", event->location));
xml_tag_add_attr(tag, xml_attr_new("summary", event->summary));
xml_tag_add_attr(tag, xml_attr_new("description", event->description));
xml_tag_add_attr(tag, xml_attr_new("url", event->url));
xml_tag_add_attr(tag, xml_attr_new("dtstart", event->dtstart));
xml_tag_add_attr(tag, xml_attr_new("dtend", event->dtend));
xml_tag_add_attr(tag, xml_attr_new("recur", event->recur));
xml_tag_add_attr(tag, xml_attr_new("tzid", event->tzid));
/* updating answers saves events, don't save them with reply type */
if (tmp_method == ICAL_METHOD_REPLY)
tmp_method = ICAL_METHOD_REQUEST;
tmp = g_strdup_printf("%d", tmp_method);
xml_tag_add_attr(tag, xml_attr_new("method", tmp));
g_free(tmp);
tmp = g_strdup_printf("%d", event->sequence);
xml_tag_add_attr(tag, xml_attr_new("sequence", tmp));
g_free(tmp);
tmp = g_strdup_printf("%d", event->type);
xml_tag_add_attr(tag, xml_attr_new("type", tmp));
g_free(tmp);
tmp = g_strdup_printf("%lld", (long long)event->postponed);
xml_tag_add_attr(tag, xml_attr_new("postponed", tmp));
g_free(tmp);
tmp = g_strdup_printf("%d", event->rec_occurence);
xml_tag_add_attr(tag, xml_attr_new("rec_occurence", tmp));
g_free(tmp);
xmlnode = xml_node_new(tag, NULL);
rootnode = g_node_new(xmlnode);
while (answers && answers->data) {
XMLNode *ansxmlnode = NULL;
GNode *ansnode = NULL;
XMLTag *anstag = xml_tag_new("answer");
Answer *a = (Answer *)answers->data;
xml_tag_add_attr(anstag, xml_attr_new("attendee", a->attendee));
xml_tag_add_attr(anstag, xml_attr_new("name", a->name?a->name:""));
tmp = g_strdup_printf("%d", a->answer);
xml_tag_add_attr(anstag, xml_attr_new("answer", tmp));
g_free(tmp);
tmp = g_strdup_printf("%d", a->cutype);
xml_tag_add_attr(anstag, xml_attr_new("cutype", tmp));
g_free(tmp);
ansxmlnode = xml_node_new(anstag, NULL);
ansnode = g_node_new(ansxmlnode);
g_node_append(rootnode, ansnode);
answers = answers->next;
}
path = vcal_manager_get_event_file(event->uid);
if ((pfile = prefs_write_open(path)) == NULL) {
gchar *dir_path = vcal_manager_get_event_path();
if (!is_dir_exist(dir_path) && make_dir(vcal_manager_get_event_path()) != 0) {
g_free(dir_path);
g_free(path);
return;
}
g_free(dir_path);
if ((pfile = prefs_write_open(path)) == NULL) {
g_free(path);
return;
}
}
g_free(path);
xml_file_put_xml_decl(pfile->fp);
xml_write_tree(rootnode, pfile->fp);
xml_free_tree(rootnode);
if (prefs_file_close(pfile) < 0) {
g_warning("failed to write event.");
return;
}
if (export_after)
vcal_folder_export(NULL);
}
static VCalEvent *event_get_from_xml (const gchar *uid, GNode *node)
{
XMLNode *xmlnode;
GList *list;
gchar *org = NULL, *location = NULL, *summary = NULL, *orgname = NULL;
gchar *dtstart = NULL, *dtend = NULL, *tzid = NULL;
gchar *description = NULL, *url = NULL, *recur = NULL;
VCalEvent *event = NULL;
enum icalproperty_method method = ICAL_METHOD_REQUEST;
enum icalcomponent_kind type = ICAL_VEVENT_COMPONENT;
gint sequence = 0, rec_occurence = 0;
time_t postponed = (time_t)0;
g_return_val_if_fail(node->data != NULL, NULL);
xmlnode = node->data;
if (strcmp2(xmlnode->tag->tag, "event") != 0) {
g_warning("tag name != \"event\"");
return NULL;
}
list = xmlnode->tag->attr;
for (; list != NULL; list = list->next) {
XMLAttr *attr = list->data;
if (!attr || !attr->name || !attr->value) continue;
if (!strcmp(attr->name, "organizer"))
org = g_strdup(attr->value);
if (!strcmp(attr->name, "orgname"))
orgname = g_strdup(attr->value);
if (!strcmp(attr->name, "location"))
location = g_strdup(attr->value);
if (!strcmp(attr->name, "summary"))
summary = g_strdup(attr->value);
if (!strcmp(attr->name, "description"))
description = g_strdup(attr->value);
if (!strcmp(attr->name, "url"))
url = g_strdup(attr->value);
if (!strcmp(attr->name, "dtstart"))
dtstart = g_strdup(attr->value);
if (!strcmp(attr->name, "dtend"))
dtend = g_strdup(attr->value);
if (!strcmp(attr->name, "recur"))
recur = g_strdup(attr->value);
if (!strcmp(attr->name, "tzid"))
tzid = g_strdup(attr->value);
if (!strcmp(attr->name, "type"))
type = atoi(attr->value);
if (!strcmp(attr->name, "method"))
method = atoi(attr->value);
if (!strcmp(attr->name, "sequence"))
sequence = atoi(attr->value);
if (!strcmp(attr->name, "postponed"))
postponed = atoi(attr->value);
if (!strcmp(attr->name, "rec_occurence"))
rec_occurence = atoi(attr->value);
}
event = vcal_manager_new_event(uid, org, orgname, location, summary, description,
dtstart, dtend, recur, tzid, url, method,
sequence, type);
event->postponed = postponed;
event->rec_occurence = rec_occurence;
g_free(org);
g_free(orgname);
g_free(location);
g_free(summary);
g_free(description);
g_free(url);
g_free(dtstart);
g_free(dtend);
g_free(recur);
g_free(tzid);
node = node->children;
while (node != NULL) {
gchar *attendee = NULL;
gchar *name = NULL;
enum icalparameter_partstat answer = ICAL_PARTSTAT_NEEDSACTION;
enum icalparameter_cutype cutype = ICAL_CUTYPE_INDIVIDUAL;
xmlnode = node->data;
if (strcmp2(xmlnode->tag->tag, "answer") != 0) {
g_warning("tag name != \"answer\"");
return event;
}
list = xmlnode->tag->attr;
for (; list != NULL; list = list->next) {
XMLAttr *attr = list->data;
if (!attr || !attr->name || !attr->value) continue;
if (!strcmp(attr->name, "attendee"))
attendee = g_strdup(attr->value);
if (!strcmp(attr->name, "name"))
name = g_strdup(attr->value);
if (!strcmp(attr->name, "answer"))
answer = atoi(attr->value);
if (!strcmp(attr->name, "cutype"))
cutype = atoi(attr->value);
}
event->answers = g_slist_prepend(event->answers, answer_new(attendee, name, answer, cutype));
g_free(attendee);
g_free(name);
node = node->next;
}
event->answers = g_slist_reverse(event->answers);
return event;
}
VCalEvent *vcal_manager_load_event (const gchar *uid)
{
GNode *node;
gchar *path = NULL;
VCalEvent *event = NULL;
path = vcal_manager_get_event_file(uid);
if (!is_file_exist(path)) {
g_free(path);
return NULL;
}
node = xml_parse_file(path);
g_free(path);
if (!node) {
g_warning("no node");
return NULL;
}
event = event_get_from_xml(uid, node);
/* vcal_manager_event_print(event); */
xml_free_tree(node);
if (!event)
return NULL;
while (strchr(event->summary, '\n'))
*(strchr(event->summary, '\n')) = ' ';
return event;
}
void vcal_manager_update_answer (VCalEvent *event,
const gchar *attendee,
const gchar *name,
enum icalparameter_partstat ans,
enum icalparameter_cutype cutype)
{
Answer *answer = NULL;
GSList *existing = NULL;
Answer *existing_a = NULL;
if (!ans)
return;
answer = answer_new(attendee, name, ans, cutype);
existing = answer_find(event, answer);
if (existing) {
existing_a = (Answer *)existing->data;
if (!answer->name && existing_a->name)
answer->name = g_strdup(existing_a->name);
if (!answer->cutype && existing_a->cutype)
answer->cutype = existing_a->cutype;
answer_remove(event, answer);
}
answer_add(event, answer);
vcal_manager_save_event(event, FALSE);
}
static gchar *write_headers(PrefsAccount *account,
VCalEvent *event,
gboolean short_headers,
gboolean is_reply,
gboolean is_pseudo_display)
{
gchar *subject = NULL;
gchar date[128];
gchar *save_folder = NULL;
gchar *result = NULL;
gchar *queue_headers = NULL;
gchar *method_str = NULL;
gchar *attendees = NULL;
enum icalparameter_partstat status;
gchar *prefix = NULL;
gchar enc_subject[512], enc_from[512], *from = NULL;
gchar msgid[128];
gchar *calmsgid = NULL;
cm_return_val_if_fail(account != NULL, NULL);
memset(date, 0, sizeof(date));
if (is_pseudo_display) {
struct icaltimetype itt = (icaltime_from_string(event->dtstart));
time_t t = icaltime_as_timet(itt);
get_rfc822_date_from_time_t(date, sizeof(date), t);
} else {
get_rfc822_date(date, sizeof(date));
}
if (account_get_special_folder(account, F_OUTBOX)) {
save_folder = folder_item_get_identifier(account_get_special_folder
(account, F_OUTBOX));
}
if (!is_reply) {
GSList *cur = event->answers;
while (cur && cur->data) {
gchar *tmp = NULL;
Answer *a = (Answer *)cur->data;
if (strcasecmp(a->attendee, event->organizer)) {
if (attendees) {
tmp = g_strdup_printf("%s>,\n <%s", attendees, a->attendee);
g_free(attendees);
attendees = tmp;
} else {
attendees = g_strdup_printf("%s", a->attendee);
}
}
cur = cur->next;
}
}
if (!short_headers) {
queue_headers = g_strdup_printf("S:%s\n"
"SSV:%s\n"
"R:<%s>\n"
"MAID:%d\n"
"%s%s%s"
"X-Claws-End-Special-Headers: 1\n",
account->address,
account->smtp_server,
is_reply ? event->organizer:attendees,
account->account_id,
save_folder?"SCF:":"",
save_folder?save_folder:"",
save_folder?"\n":"");
} else {
queue_headers = g_strdup("");
}
prefix = "";
if (is_reply) {
method_str = "REPLY";
status = vcal_manager_get_reply_for_attendee(event, account->address);
if (status == ICAL_PARTSTAT_ACCEPTED)
prefix = _("Accepted: ");
else if (status == ICAL_PARTSTAT_DECLINED)
prefix = _("Declined: ");
else if (status == ICAL_PARTSTAT_TENTATIVE)
prefix = _("Tentatively Accepted: ");
else
prefix = "Re: ";
} else if (event->method == ICAL_METHOD_PUBLISH) {
method_str = "PUBLISH";
} else if (event->method == ICAL_METHOD_CANCEL) {
method_str = "CANCEL";
} else {
method_str = "REQUEST";
}
subject = g_strdup_printf("%s%s", prefix, event->summary);
conv_encode_header_full(enc_subject, sizeof(enc_subject), subject, strlen("Subject: "),
FALSE, conv_get_outgoing_charset_str());
from = is_reply?account->name:(event->orgname?event->orgname:"");
conv_encode_header_full(enc_from, sizeof(enc_from), from, strlen("From: "),
TRUE, conv_get_outgoing_charset_str());
if (is_pseudo_display && event->uid) {
calmsgid = g_strdup_printf("Message-ID: <%s>\n",event->uid);
} else {
calmsgid = g_strdup("");
}
if (account && account->set_domain && account->domain) {
g_snprintf(msgid, sizeof(msgid), "%s", account->domain);
} else if (!strncmp(get_domain_name(), "localhost", strlen("localhost"))) {
g_snprintf(msgid, sizeof(msgid), "%s",
strchr(account->address, '@') ?
strchr(account->address, '@')+1 :
account->address);
} else {
g_snprintf(msgid, sizeof(msgid), "%s", "");
}
generate_msgid(msgid, sizeof(msgid), account->address);
result = g_strdup_printf("%s"
"From: %s <%s>\n"
"To: <%s>\n"
"Subject: %s\n"
"Date: %s\n"
"MIME-Version: 1.0\n"
"Content-Type: text/calendar; method=%s; charset=\"%s\"\n"
"Content-Transfer-Encoding: 8bit\n"
"%s"
"%s: <%s>\n",
queue_headers,
enc_from,
is_reply ? account->address:event->organizer,
is_reply ? event->organizer:(attendees?attendees:event->organizer),
enc_subject,
date,
method_str,
CS_UTF_8,
calmsgid,
is_pseudo_display?
"In-Reply-To":"Message-ID",
is_pseudo_display?
event_to_today_str(event, 0):msgid);
g_free(calmsgid);
g_free(subject);
g_free(save_folder);
g_free(queue_headers);
g_free(attendees);
return result;
}
static gchar *write_headers_ical(PrefsAccount *account,
icalcomponent *ievent,
gchar *orga)
{
gchar subject[512];
gchar date[128];
gchar *result = NULL;
gchar *method_str = NULL;
gchar *summary = NULL;
gchar *organizer = NULL;
gchar *orgname = NULL;
icalproperty *prop = NULL;
gchar *calmsgid = NULL;
time_t t = (time_t)0;
memset(subject, 0, sizeof(subject));
memset(date, 0, sizeof(date));
prop = icalcomponent_get_first_property(ievent, ICAL_SUMMARY_PROPERTY);
if (prop) {
summary = g_strdup(icalproperty_get_summary(prop));
icalproperty_free(prop);
} else {
summary = g_strdup("");
}
while (strchr(summary, '\n'))
*(strchr(summary, '\n')) = ' ';
prop = icalcomponent_get_first_property(ievent, ICAL_ORGANIZER_PROPERTY);
if (prop) {
organizer = g_strdup(icalproperty_get_organizer(prop));
if (icalproperty_get_parameter_as_string(prop, "CN") != NULL)
orgname = g_strdup(icalproperty_get_parameter_as_string(prop, "CN"));
icalproperty_free(prop);
} else {
organizer = orga? g_strdup(orga):g_strdup("");
}
prop = icalcomponent_get_first_property(ievent, ICAL_DTSTART_PROPERTY);
if (prop) {
t = icaltime_as_timet(icalproperty_get_dtstart(prop));
get_rfc822_date_from_time_t(date, sizeof(date), t);
} else {
get_rfc822_date(date, sizeof(date));
}
conv_encode_header(subject, 511, summary, strlen("Subject: "), FALSE);
method_str = "PUBLISH";
prop = icalcomponent_get_first_property(ievent, ICAL_UID_PROPERTY);
if (prop) {
calmsgid = g_strdup_printf("Message-ID: <%s>\n",icalproperty_get_uid(prop));
icalproperty_free(prop);
} else {
calmsgid = g_strdup("");
}
result = g_strdup_printf("From: %s <%s>\n"
"To: <%s>\n"
"Subject: %s%s\n"
"Date: %s\n"
"MIME-Version: 1.0\n"
"Content-Type: text/calendar; method=%s; charset=\"%s\"; vcalsave=\"no\"\n"
"Content-Transfer-Encoding: quoted-printable\n"
"%s"
"In-Reply-To: <%s>\n",
orgname?orgname:"",
!strncmp(organizer, "MAILTO:", 7) ? organizer+7 : organizer,
account->address,
"",
subject,
date,
method_str,
conv_get_outgoing_charset_str(),
calmsgid,
event_to_today_str(NULL, t));
g_free(calmsgid);
g_free(orgname);
g_free(organizer);
g_free(summary);
return result;
}
static gboolean vcal_manager_send (PrefsAccount *account,
VCalEvent *event,
gboolean is_reply)
{
gchar *tmpfile = NULL;
gint msgnum;
FolderItem *folderitem;
gchar *msgpath = NULL;
Folder *folder = NULL;
tmpfile = vcal_manager_event_dump(event, is_reply, FALSE, NULL, TRUE);
if (!tmpfile)
return FALSE;
folderitem = account_get_special_folder(account, F_QUEUE);
if (!folderitem) {
g_warning("can't find queue folder for %s", account->address);
g_unlink(tmpfile);
g_free(tmpfile);
return FALSE;
}
folder_item_scan(folderitem);
if ((msgnum = folder_item_add_msg(folderitem, tmpfile, NULL, TRUE)) < 0) {
g_warning("can't queue the message");
g_unlink(tmpfile);
g_free(tmpfile);
return FALSE;
}
msgpath = folder_item_fetch_msg(folderitem, msgnum);
if (!prefs_common_get_prefs()->work_offline) {
gchar *err = NULL;
gboolean queued_removed = FALSE;
gint val = procmsg_send_message_queue_with_lock(msgpath, &err, folderitem, msgnum, &queued_removed);
if (val == 0) {
if (!queued_removed)
folder_item_remove_msg(folderitem, msgnum);
folder_item_scan(folderitem);
} else if (err) {
alertpanel_error_log("%s", err);
g_free(err);
}
}
g_unlink(tmpfile);
g_free(tmpfile);
g_free(msgpath);
folder = folder_find_from_name ("vCalendar", vcal_folder_get_class());
if (folder)
folder_item_scan(folder->inbox);
vcalviewer_reload(folder->inbox);
return TRUE;
}
gboolean vcal_manager_reply (PrefsAccount *account,
VCalEvent *event)
{
return vcal_manager_send(account, event, TRUE);
}
gboolean vcal_manager_request (PrefsAccount *account,
VCalEvent *event)
{
return vcal_manager_send(account, event, FALSE);
}
EventTime event_to_today(VCalEvent *event, time_t t)
{
struct tm evtstart, today;
time_t evtstart_t, today_t;
struct icaltimetype itt;
struct tm buft;
tzset();
today_t = time(NULL);
if (event) {
itt = icaltime_from_string(event->dtstart);
evtstart_t = icaltime_as_timet(itt);
} else {
evtstart_t = t;
}
#ifndef G_OS_WIN32
today = *localtime_r(&today_t, &buft);
localtime_r(&evtstart_t, &evtstart);
#else
if (today_t < 0)
today_t = 1;
if (evtstart_t < 0)
evtstart_t = 1;
today = *localtime(&today_t);
evtstart = *localtime(&evtstart_t);
#endif
if (today.tm_year == evtstart.tm_year) {
int days = evtstart.tm_yday - today.tm_yday;
if (days < 0) {
return EVENT_PAST;
} else if (days == 0) {
return EVENT_TODAY;
} else if (days == 1) {
return EVENT_TOMORROW;
} else if (days > 1 && days < 7) {
return EVENT_THISWEEK;
} else {
return EVENT_LATER;
}
} else if (today.tm_year > evtstart.tm_year) {
return EVENT_PAST;
} else if (today.tm_year == evtstart.tm_year - 1) {
int days = ((365 - today.tm_yday) + evtstart.tm_yday);
if (days == 0) {
return EVENT_TODAY;
} else if (days == 1) {
return EVENT_TOMORROW;
} else if (days > 1 && days < 7) {
return EVENT_THISWEEK;
} else {
return EVENT_LATER;
}
} else
return EVENT_LATER;
}
const gchar *event_to_today_str(VCalEvent *event, time_t t)
{
EventTime days = event_to_today(event, t);
switch(days) {
case EVENT_PAST:
return EVENT_PAST_ID;
case EVENT_TODAY:
return EVENT_TODAY_ID;
case EVENT_TOMORROW:
return EVENT_TOMORROW_ID;
case EVENT_THISWEEK:
return EVENT_THISWEEK_ID;
case EVENT_LATER:
return EVENT_LATER_ID;
}
return NULL;
}
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