/* $calcurse: event.c,v 1.1.1.1 2006/07/31 21:00:03 culot Exp $ */ /* * Calcurse - text-based organizer * Copyright (c) 2004-2006 Frederic Culot * * 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 2 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. * * Send your feedback or comments to : calcurse@culot.org * Calcurse home page : http://culot.org/calcurse * */ #include #include #include #include #include #include "i18n.h" #include "event.h" #include "utils.h" struct event_s *eventlist; /* Create a new event */ struct event_s *event_new(char *mesg, long day, int id) { struct event_s *o, **i; o = (struct event_s *) malloc(sizeof(struct event_s)); o->mesg = (char *) malloc(strlen(mesg) + 1); strcpy(o->mesg, mesg); o->day = day; o->id = id; i = &eventlist; for (;;) { if (*i == 0 || (*i)->day > day) { o->next = *i; *i = o; break; } i = &(*i)->next; } return o; } /* Check if the event belongs to the selected day */ unsigned event_inday(struct event_s *i, long start) { if (i->day <= start + 3600 * 24 && i->day > start) { return 1; } return 0; } /* Write to file the event in user-friendly format */ void event_write(struct event_s *o, FILE * f) { struct tm *lt; time_t t; t = o->day; lt = localtime(&t); fprintf(f, "%02u/%02u/%04u [%d] %s\n", lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year, o->id, o->mesg); } /* Load the events from file */ struct event_s *event_scan(FILE * f, struct tm start, int id) { struct tm *lt; char buf[MESG_MAXSIZE], *nl; time_t tstart, t; t = time(NULL); lt = localtime(&t); /* Read the event description */ fgets(buf, MESG_MAXSIZE, f); nl = strchr(buf, '\n'); if (nl) { *nl = '\0'; } start.tm_hour = 12; start.tm_min = 0; start.tm_sec = 0; start.tm_isdst = -1; start.tm_year -= 1900; start.tm_mon--; tstart = mktime(&start); if (tstart == -1) { fputs(_("FATAL ERROR in event_scan: date error in the event\n"), stderr); exit(EXIT_FAILURE); } return event_new(buf, tstart, id); } /* Delete an event from the list */ void event_delete_bynum(long start, unsigned num) { unsigned n; struct event_s *i, **iptr; n = 0; iptr = &eventlist; for (i = eventlist; i != 0; i = i->next) { if (event_inday(i, start)) { if (n == num) { *iptr = i->next; free(i->mesg); free(i); return; } n++; } iptr = &i->next; } /* NOTREACHED */ fputs(_("FATAL ERROR in event_delete_bynum: no such event\n"), stderr); exit(EXIT_FAILURE); }