/*
* Calcurse - text-based organizer
*
* Copyright (c) 2004-2012 calcurse Development Team <misc@calcurse.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Send your feedback or comments to : misc@calcurse.org
* Calcurse home page : http://calcurse.org
*
*/
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <time.h>
#include "calcurse.h"
llist_ts_t alist_p;
static struct apoint bkp_cut_apoint;
static int hilt;
void apoint_free_bkp(void)
{
if (bkp_cut_apoint.mesg) {
mem_free(bkp_cut_apoint.mesg);
bkp_cut_apoint.mesg = 0;
}
erase_note(&bkp_cut_apoint.note);
}
static void apoint_free(struct apoint *apt)
{
mem_free(apt->mesg);
erase_note(&apt->note);
mem_free(apt);
}
static void apoint_dup(struct apoint *in, struct apoint *bkp)
{
EXIT_IF(!in || !bkp, _("null pointer"));
bkp->start = in->start;
bkp->dur = in->dur;
bkp->state = in->state;
bkp->mesg = mem_strdup(in->mesg);
if (in->note)
bkp->note = mem_strdup(in->note);
}
void apoint_llist_init(void)
{
LLIST_TS_INIT(&alist_p);
}
/*
* Called before exit to free memory associated with the appointments linked
* list. No need to be thread safe, as only the main process remains when
* calling this function.
*/
void apoint_llist_free(void)
{
LLIST_TS_FREE_INNER(&alist_p, apoint_free);
LLIST_TS_FREE(&alist_p);
}
/* Sets which appointment is highlighted. */
void apoint_hilt_set(int highlighted)
{
hilt = highlighted;
}
void apoint_hilt_decrease(int n)
{
hilt -= n;
}
void apoint_hilt_increase(int n)
{
hilt += n;
}
/* Return which appointment is highlighted. */
int apoint_hilt(void)
{
return hilt;
}
static int apoint_cmp_start(struct apoint *a, struct apoint *b)
{
return a->start < b->start ? -1 : (a->start == b->start ? 0 : 1);
}
struct apoint *apoint_new(char *mesg, char *note, long start, long dur,
char state)
{
struct apoint *apt;
apt = mem_malloc(sizeof(struct apoint));
apt->mesg = mem_strdup(mesg);
apt->note = (note != NULL) ? mem_strdup(note) : NULL;
apt->state = state;
apt->start = start;
apt->dur = dur;
LLIST_TS_LOCK(&alist_p);
LLIST_TS_ADD_SORTED(&alist_p, apt, apoint_cmp_start);
LLIST_TS_UNLOCK(&alist_p);
return apt;
}
/*
* Add an item in either the appointment or the event list,
* depending if the start time is entered or not.
*/
void apoint_add(void)
{
#define LTIME 6
#define LDUR 12
const char *mesg_1 =
_("Enter start time ([hh:mm]), leave blank for an all-day event : ");
const char *mesg_2 =
_
("Enter end time ([hh:mm]) or duration ([+hh:mm], [+xxxdxxhxxm] or [+mm]) : ");
const char *mesg_3 = _("Enter description :");
const char *format_message_1 =
_("You entered an invalid start time, should be [hh:mm]");
const char *format_message_2 =
_
("Invalid end time/duration, should be [hh:mm], [+hh:mm], [+xxxdxxhxxm] or [+mm]");
const char *enter_str = _("Press [Enter] to continue");
int Id = 1;
char item_time[LDUR] = "";
char item_mesg[BUFSIZ] = "";
long apoint_start;
unsigned heures, minutes;
unsigned apoint_duration;
unsigned end_h, end_m;
int is_appointment = 1;
/* Get the starting time */
for (;;) {
status_mesg(mesg_1, "");
if (getstring(win[STA].p, item_time, LTIME, 0, 1) != GETSTRING_ESC) {
if (strlen(item_time) == 0) {
is_appointment = 0;
break;
}
if (parse_time(item_time, &heures, &minutes) == 1)
break;
else {
status_mesg(format_message_1, enter_str);
wgetch(win[STA].p);
}
} else
return;
}
/*
* Check if an event or appointment is entered,
* depending on the starting time, and record the
* corresponding item.
*/
if (is_appointment) { /* Get the appointment duration */
item_time[0] = '\0';
for (;;) {
status_mesg(mesg_2, "");
if (getstring(win[STA].p, item_time, LDUR, 0, 1) != GETSTRING_ESC) {
if (*item_time == '+' && parse_duration(item_time + 1,
&apoint_duration) == 1)
break;
else if (parse_time(item_time, &end_h, &end_m) == 1) {
if (end_h < heures || ((end_h == heures) && (end_m < minutes))) {
apoint_duration = MININSEC - minutes + end_m
+ (24 + end_h - (heures + 1)) * MININSEC;
} else {
apoint_duration = MININSEC - minutes
+ end_m + (end_h - (heures + 1)) * MININSEC;
}
break;
} else {
status_mesg(format_message_2, enter_str);
wgetch(win[STA].p);
}
} else
return;
}
} else /* Insert the event Id */
Id = 1;
status_mesg(mesg_3, "");
if (getstring(win[STA].p, item_mesg, BUFSIZ, 0, 1) == GETSTRING_VALID) {
if (is_appointment) {
apoint_start = date2sec(*calendar_get_slctd_day(), heures, minutes);
apoint_new(item_mesg, 0L, apoint_start, min2sec(apoint_duration), 0L);
if (notify_bar())
notify_check_added(item_mesg, apoint_start, 0L);
} else
event_new(item_mesg, 0L, date2sec(*calendar_get_slctd_day(), 0, 0), Id);
if (hilt == 0)
hilt++;
}
wins_erase_status_bar();
}
/* Delete an item from the appointment list. */
void apoint_delete(unsigned *nb_events, unsigned *nb_apoints)
{
const char *del_app_str = _("Do you really want to delete this item ?");
long date;
int nb_items = *nb_apoints + *nb_events;
int to_be_removed = 0;
date = calendar_get_slctd_day_sec();
if (nb_items == 0)
return;
if (conf.confirm_delete) {
if (status_ask_bool(del_app_str) != 1) {
wins_erase_status_bar();
return;
}
}
if (nb_items != 0) {
switch (day_erase_item(date, hilt, ERASE_DONT_FORCE)) {
case EVNT:
case RECUR_EVNT:
(*nb_events)--;
to_be_removed = 1;
break;
case APPT:
case RECUR_APPT:
(*nb_apoints)--;
to_be_removed = 3;
break;
case 0:
return;
default:
EXIT(_("no such type"));
/* NOTREACHED */
}
if (hilt > 1)
hilt--;
if (apad.first_onscreen >= to_be_removed)
apad.first_onscreen = apad.first_onscreen - to_be_removed;
if (nb_items == 1)
hilt = 0;
}
}
/* Cut an item, so that it can be pasted somewhere else later. */
int apoint_cut(unsigned *nb_events, unsigned *nb_apoints)
{
const int NBITEMS = *nb_apoints + *nb_events;
int item_type, to_be_removed;
long date;
if (NBITEMS == 0)
return 0;
date = calendar_get_slctd_day_sec();
item_type = day_cut_item(date, hilt);
if (item_type == EVNT || item_type == RECUR_EVNT) {
(*nb_events)--;
to_be_removed = 1;
} else if (item_type == APPT || item_type == RECUR_APPT) {
(*nb_apoints)--;
to_be_removed = 3;
} else
EXIT(_("no such type"));
/* NOTREACHED */
if (hilt > 1)
hilt--;
if (apad.first_onscreen >= to_be_removed)
apad.first_onscreen = apad.first_onscreen - to_be_removed;
if (NBITEMS == 1)
hilt = 0;
return item_type;
}
/* Paste a previously cut item. */
void apoint_paste(unsigned *nb_events, unsigned *nb_apoints, int cut_item_type)
{
int item_type;
long date;
date = calendar_get_slctd_day_sec();
item_type = day_paste_item(date, cut_item_type);
if (item_type == EVNT || item_type == RECUR_EVNT)
(*nb_events)++;
else if (item_type == APPT || item_type == RECUR_APPT)
(*nb_apoints)++;
else
return;
if (hilt == 0)
hilt++;
}
unsigned apoint_inday(struct apoint *i, long start)
{
return (i->start <= start + DAYINSEC && i->start + i->dur > start);
}
void apoint_sec2str(struct apoint *o, long day, char *start, char *end)
{
struct tm *lt;
time_t t;
if (o->start < day)
strncpy(start, "..:..", 6);
else {
t = o->start;
lt = localtime(&t);
snprintf(start, HRMIN_SIZE, "%02u:%02u", lt->tm_hour, lt->tm_min);
}
if (o->start + o->dur > day + DAYINSEC)
strncpy(end, "..:..", 6);
else {
t = o->start + o->dur;
lt = localtime(&t);
snprintf(end, HRMIN_SIZE, "%02u:%02u", lt->tm_hour, lt->tm_min);
}
}
void apoint_write(struct apoint *o, FILE * f)
{
struct tm *lt;
time_t t;
t = o->start;
lt = localtime(&t);
fprintf(f, "%02u/%02u/%04u @ %02u:%02u", lt->tm_mon + 1, lt->tm_mday,
1900 + lt->tm_year, lt->tm_hour, lt->tm_min);
t = o->start + o->dur;
lt = localtime(&t);
fprintf(f, " -> %02u/%02u/%04u @ %02u:%02u ", lt->tm_mon + 1, lt->tm_mday,
1900 + lt->tm_year, lt->tm_hour, lt->tm_min);
if (o->note != NULL)
fprintf(f, ">%s ", o->note);
if (o->state & APOINT_NOTIFY)
fputc('!', f);
else
fputc('|', f);
fprintf(f, "%s\n", o->mesg);
}
struct apoint *apoint_scan(FILE * f, struct tm start, struct tm end, char state,
char *note)
{
char buf[BUFSIZ], *newline;
time_t tstart, tend, t;
t = time(NULL);
localtime(&t);
/* Read the appointment description */
if (!fgets(buf, sizeof buf, f))
return NULL;
newline = strchr(buf, '\n');
if (newline)
*newline = '\0';
start.tm_sec = end.tm_sec = 0;
start.tm_isdst = end.tm_isdst = -1;
start.tm_year -= 1900;
start.tm_mon--;
end.tm_year -= 1900;
end.tm_mon--;
tstart = mktime(&start);
tend = mktime(&end);
EXIT_IF(tstart == -1 || tend == -1 || tstart > tend,
_("date error in appointment"));
return apoint_new(buf, note, tstart, tend - tstart, state);
}
void apoint_delete_bynum(long start, unsigned num, enum eraseflg flag)
{
llist_item_t *i;
int need_check_notify = 0;
LLIST_TS_LOCK(&alist_p);
i = LLIST_TS_FIND_NTH(&alist_p, num, start, apoint_inday);
if (!i)
EXIT(_("no such appointment"));
struct apoint *apt = LLIST_TS_GET_DATA(i);
switch (flag) {
case ERASE_FORCE_ONLY_NOTE:
erase_note(&apt->note);
break;
case ERASE_CUT:
apoint_free_bkp();
apoint_dup(apt, &bkp_cut_apoint);
erase_note(&apt->note);
/* FALLTHROUGH */
default:
if (notify_bar())
need_check_notify = notify_same_item(apt->start);
LLIST_TS_REMOVE(&alist_p, i);
mem_free(apt->mesg);
mem_free(apt);
if (need_check_notify)
notify_check_next_app(0);
break;
}
LLIST_TS_UNLOCK(&alist_p);
}
/*
* Return the line number of an item (either an appointment or an event) in
* the appointment panel. This is to help the appointment scroll function
* to place beggining of the pad correctly.
*/
static int get_item_line(int item_nb, int nb_events_inday)
{
int separator = 2;
int line = 0;
if (item_nb <= nb_events_inday)
line = item_nb - 1;
else
line = nb_events_inday + separator
+ (item_nb - (nb_events_inday + 1)) * 3 - 1;
return line;
}
/*
* Update (if necessary) the first displayed pad line to make the
* appointment panel scroll down next time pnoutrefresh is called.
*/
void apoint_scroll_pad_down(int nb_events_inday, int win_length)
{
int pad_last_line = 0;
int item_first_line = 0, item_last_line = 0;
int borders = 6;
int awin_length = win_length - borders;
item_first_line = get_item_line(hilt, nb_events_inday);
if (hilt < nb_events_inday)
item_last_line = item_first_line;
else
item_last_line = item_first_line + 1;
pad_last_line = apad.first_onscreen + awin_length;
if (item_last_line >= pad_last_line)
apad.first_onscreen = item_last_line - awin_length;
}
/*
* Update (if necessary) the first displayed pad line to make the
* appointment panel scroll up next time pnoutrefresh is called.
*/
void apoint_scroll_pad_up(int nb_events_inday)
{
int item_first_line = 0;
item_first_line = get_item_line(hilt, nb_events_inday);
if (item_first_line < apad.first_onscreen)
apad.first_onscreen = item_first_line;
}
static int apoint_starts_after(struct apoint *apt, long time)
{
return apt->start > time;
}
/*
* Look in the appointment list if we have an item which starts before the item
* stored in the notify_app structure (which is the next item to be notified).
*/
struct notify_app *apoint_check_next(struct notify_app *app, long start)
{
llist_item_t *i;
LLIST_TS_LOCK(&alist_p);
i = LLIST_TS_FIND_FIRST(&alist_p, start, apoint_starts_after);
if (i) {
struct apoint *apt = LLIST_TS_GET_DATA(i);
if (apt->start <= app->time) {
app->time = apt->start;
app->txt = mem_strdup(apt->mesg);
app->state = apt->state;
app->got_app = 1;
}
}
LLIST_TS_UNLOCK(&alist_p);
return app;
}
/*
* Switch notification state.
*/
void apoint_switch_notify(struct apoint *apt)
{
LLIST_TS_LOCK(&alist_p);
apt->state ^= APOINT_NOTIFY;
if (notify_bar())
notify_check_added(apt->mesg, apt->start, apt->state);
LLIST_TS_UNLOCK(&alist_p);
}
/* Updates the Appointment panel */
void apoint_update_panel(int which_pan)
{
int title_xpos;
int bordr = 1;
int title_lines = 3;
int app_width = win[APP].w - bordr;
int app_length = win[APP].h - bordr - title_lines;
long date;
struct date slctd_date;
/* variable inits */
slctd_date = *calendar_get_slctd_day();
title_xpos = win[APP].w - (strlen(_(monthnames[slctd_date.mm - 1])) + 16);
if (slctd_date.dd < 10)
title_xpos++;
date = date2sec(slctd_date, 0, 0);
day_write_pad(date, app_width, app_length, (which_pan == APP) ? hilt : 0);
/* Print current date in the top right window corner. */
erase_window_part(win[APP].p, 1, title_lines, win[APP].w - 2, win[APP].h - 2);
custom_apply_attr(win[APP].p, ATTR_HIGHEST);
mvwprintw(win[APP].p, title_lines, title_xpos, "%s %s %d, %d",
calendar_get_pom(date), _(monthnames[slctd_date.mm - 1]),
slctd_date.dd, slctd_date.yyyy);
custom_remove_attr(win[APP].p, ATTR_HIGHEST);
/* Draw the scrollbar if necessary. */
if ((apad.length >= app_length) || (apad.first_onscreen > 0)) {
float ratio = ((float)app_length) / ((float)apad.length);
int sbar_length = (int)(ratio * app_length);
int highend = (int)(ratio * apad.first_onscreen);
unsigned hilt_bar = (which_pan == APP) ? 1 : 0;
int sbar_top = highend + title_lines + 1;
if ((sbar_top + sbar_length) > win[APP].h - 1)
sbar_length = win[APP].h - 1 - sbar_top;
draw_scrollbar(win[APP].p, sbar_top, win[APP].w - 2, sbar_length,
title_lines + 1, win[APP].h - 1, hilt_bar);
}
wnoutrefresh(win[APP].p);
pnoutrefresh(apad.ptrwin, apad.first_onscreen, 0,
win[APP].y + title_lines + 1, win[APP].x + bordr,
win[APP].y + win[APP].h - 2 * bordr,
win[APP].x + win[APP].w - 3 * bordr);
}
void apoint_paste_item(void)
{
long bkp_time, bkp_start;
bkp_time = get_item_time(bkp_cut_apoint.start);
bkp_start = calendar_get_slctd_day_sec() + bkp_time;
apoint_new(bkp_cut_apoint.mesg, bkp_cut_apoint.note, bkp_start,
bkp_cut_apoint.dur, bkp_cut_apoint.state);
if (notify_bar())
notify_check_added(bkp_cut_apoint.mesg, bkp_start, bkp_cut_apoint.state);
apoint_free_bkp();
}
