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-rw-r--r--src/Makefile.am2
-rw-r--r--src/calcurse.h8
-rw-r--r--src/ical.c1263
-rw-r--r--src/io.c1509
-rw-r--r--src/pcal.c317
5 files changed, 1598 insertions, 1501 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 5942b89..f6be9e8 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -18,11 +18,13 @@ calcurse_SOURCES = \
event.c \
getstring.c \
help.c \
+ ical.c \
io.c \
keys.c \
llist.c \
note.c \
notify.c \
+ pcal.c \
recur.c \
sha1.c \
sigs.c \
diff --git a/src/calcurse.h b/src/calcurse.h
index ee6612f..5b4bffe 100644
--- a/src/calcurse.h
+++ b/src/calcurse.h
@@ -688,6 +688,11 @@ void help_screen (void);
enum getstr getstring (WINDOW *, char *, int, int, int);
int updatestring (WINDOW *, char **, int, int);
+/* ical.c */
+void ical_import_data (FILE *, FILE *, unsigned *, unsigned *, unsigned *,
+ unsigned *, unsigned *);
+void ical_export_data (FILE *);
+
/* io.c */
unsigned io_fprintln (const char *, const char *, ...);
void io_init (char *, char *);
@@ -803,6 +808,9 @@ int notify_same_item (long);
int notify_same_recur_item (struct recur_apoint *);
void notify_config_bar (void);
+/* pcal.c */
+void pcal_export_data (FILE *);
+
/* recur.c */
extern llist_ts_t recur_alist_p;
extern llist_t recur_elist;
diff --git a/src/ical.c b/src/ical.c
new file mode 100644
index 0000000..a40f94a
--- /dev/null
+++ b/src/ical.c
@@ -0,0 +1,1263 @@
+/*
+ * Calcurse - text-based organizer
+ *
+ * Copyright (c) 2004-2011 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 <sys/types.h>
+
+#include "calcurse.h"
+#include "sha1.h"
+
+#define ICALDATEFMT "%Y%m%d"
+#define ICALDATETIMEFMT "%Y%m%dT%H%M%S"
+
+typedef enum {
+ ICAL_VEVENT,
+ ICAL_VTODO,
+ ICAL_TYPES
+} ical_types_e;
+
+typedef enum {
+ UNDEFINED,
+ APPOINTMENT,
+ EVENT
+} ical_vevent_e;
+
+typedef struct {
+ enum recur_type type;
+ int freq;
+ long until;
+ unsigned count;
+} ical_rpt_t;
+
+static void ical_export_header (FILE *);
+static void ical_export_recur_events (FILE *);
+static void ical_export_events (FILE *);
+static void ical_export_recur_apoints (FILE *);
+static void ical_export_apoints (FILE *);
+static void ical_export_todo (FILE *);
+static void ical_export_footer (FILE *);
+
+static char *ical_recur_type[RECUR_TYPES] =
+ { "", "DAILY", "WEEKLY", "MONTHLY", "YEARLY" };
+
+/* iCal alarm notification. */
+static void
+ical_export_valarm (FILE *stream)
+{
+ fputs ("BEGIN:VALARM\n", stream);
+ pthread_mutex_lock (&nbar.mutex);
+ fprintf (stream, "TRIGGER:-P%dS\n", nbar.cntdwn);
+ pthread_mutex_unlock (&nbar.mutex);
+ fputs ("ACTION:DISPLAY\n", stream);
+ fputs ("END:VALARM\n", stream);
+}
+
+/* Export header. */
+static void
+ical_export_header (FILE *stream)
+{
+ fputs ("BEGIN:VCALENDAR\n", stream);
+ fprintf (stream, "PRODID:-//calcurse//NONSGML v%s//EN\n", VERSION);
+ fputs ("VERSION:2.0\n", stream);
+}
+
+/* Export footer. */
+static void
+ical_export_footer (FILE *stream)
+{
+ fputs ("END:VCALENDAR\n", stream);
+}
+
+/* Export recurrent events. */
+static void
+ical_export_recur_events (FILE *stream)
+{
+ llist_item_t *i, *j;
+ char ical_date[BUFSIZ];
+
+ LLIST_FOREACH (&recur_elist, i)
+ {
+ struct recur_event *rev = LLIST_GET_DATA (i);
+ date_sec2date_fmt (rev->day, ICALDATEFMT, ical_date);
+ fputs ("BEGIN:VEVENT\n", stream);
+ fprintf (stream, "DTSTART:%s\n", ical_date);
+ fprintf (stream, "RRULE:FREQ=%s;INTERVAL=%d",
+ ical_recur_type[rev->rpt->type], rev->rpt->freq);
+
+ if (rev->rpt->until != 0)
+ {
+ date_sec2date_fmt (rev->rpt->until, ICALDATEFMT, ical_date);
+ fprintf (stream, ";UNTIL=%s\n", ical_date);
+ }
+ else
+ fputc ('\n', stream);
+
+ if (LLIST_FIRST (&rev->exc))
+ {
+ fputs ("EXDATE:", stream);
+ LLIST_FOREACH (&rev->exc, j)
+ {
+ struct excp *exc = LLIST_GET_DATA (j);
+ date_sec2date_fmt (exc->st, ICALDATEFMT, ical_date);
+ fprintf (stream, "%s", ical_date);
+ if (LLIST_NEXT (j))
+ fputc (',', stream);
+ else
+ fputc ('\n', stream);
+ }
+ }
+
+ fprintf (stream, "SUMMARY:%s\n", rev->mesg);
+ fputs ("END:VEVENT\n", stream);
+ }
+}
+
+/* Export events. */
+static void
+ical_export_events (FILE *stream)
+{
+ llist_item_t *i;
+ char ical_date[BUFSIZ];
+
+ LLIST_FOREACH (&eventlist, i)
+ {
+ struct event *ev = LLIST_TS_GET_DATA (i);
+ date_sec2date_fmt (ev->day, ICALDATEFMT, ical_date);
+ fputs ("BEGIN:VEVENT\n", stream);
+ fprintf (stream, "DTSTART:%s\n", ical_date);
+ fprintf (stream, "SUMMARY:%s\n", ev->mesg);
+ fputs ("END:VEVENT\n", stream);
+ }
+}
+
+/* Export recurrent appointments. */
+static void
+ical_export_recur_apoints (FILE *stream)
+{
+ llist_item_t *i, *j;
+ char ical_datetime[BUFSIZ];
+ char ical_date[BUFSIZ];
+
+ LLIST_TS_LOCK (&recur_alist_p);
+ LLIST_TS_FOREACH (&recur_alist_p, i)
+ {
+ struct recur_apoint *rapt = LLIST_TS_GET_DATA (i);
+
+ date_sec2date_fmt (rapt->start, ICALDATETIMEFMT, ical_datetime);
+ fputs ("BEGIN:VEVENT\n", stream);
+ fprintf (stream, "DTSTART:%s\n", ical_datetime);
+ fprintf (stream, "DURATION:PT0H0M%ldS\n", rapt->dur);
+ fprintf (stream, "RRULE:FREQ=%s;INTERVAL=%d",
+ ical_recur_type[rapt->rpt->type], rapt->rpt->freq);
+
+ if (rapt->rpt->until != 0)
+ {
+ date_sec2date_fmt (rapt->rpt->until + HOURINSEC, ICALDATEFMT,
+ ical_date);
+ fprintf (stream, ";UNTIL=%s\n", ical_date);
+ }
+ else
+ fputc ('\n', stream);
+
+ if (LLIST_FIRST (&rapt->exc))
+ {
+ fputs ("EXDATE:", stream);
+ LLIST_FOREACH (&rapt->exc, j)
+ {
+ struct excp *exc = LLIST_GET_DATA (j);
+ date_sec2date_fmt (exc->st, ICALDATEFMT, ical_date);
+ fprintf (stream, "%s", ical_date);
+ if (LLIST_NEXT (j))
+ fputc (',', stream);
+ else
+ fputc ('\n', stream);
+ }
+ }
+
+ fprintf (stream, "SUMMARY:%s\n", rapt->mesg);
+ if (rapt->state & APOINT_NOTIFY)
+ ical_export_valarm (stream);
+ fputs ("END:VEVENT\n", stream);
+ }
+ LLIST_TS_UNLOCK (&recur_alist_p);
+}
+
+/* Export appointments. */
+static void
+ical_export_apoints (FILE *stream)
+{
+ llist_item_t *i;
+ char ical_datetime[BUFSIZ];
+
+ LLIST_TS_LOCK (&alist_p);
+ LLIST_TS_FOREACH (&alist_p, i)
+ {
+ struct apoint *apt = LLIST_TS_GET_DATA (i);
+ date_sec2date_fmt (apt->start, ICALDATETIMEFMT, ical_datetime);
+ fputs ("BEGIN:VEVENT\n", stream);
+ fprintf (stream, "DTSTART:%s\n", ical_datetime);
+ fprintf (stream, "DURATION:P%ldDT%ldH%ldM%ldS\n",
+ apt->dur / DAYINSEC,
+ (apt->dur / HOURINSEC) % DAYINHOURS,
+ (apt->dur / MININSEC) % HOURINMIN,
+ apt->dur % MININSEC);
+ fprintf (stream, "SUMMARY:%s\n", apt->mesg);
+ if (apt->state & APOINT_NOTIFY)
+ ical_export_valarm (stream);
+ fputs ("END:VEVENT\n", stream);
+ }
+ LLIST_TS_UNLOCK (&alist_p);
+}
+
+/* Export todo items. */
+static void
+ical_export_todo (FILE *stream)
+{
+ llist_item_t *i;
+
+ LLIST_FOREACH (&todolist, i)
+ {
+ struct todo *todo = LLIST_TS_GET_DATA (i);
+ if (todo->id < 0) /* completed items */
+ continue;
+
+ fputs ("BEGIN:VTODO\n", stream);
+ fprintf (stream, "PRIORITY:%d\n", todo->id);
+ fprintf (stream, "SUMMARY:%s\n", todo->mesg);
+ fputs ("END:VTODO\n", stream);
+ }
+}
+
+/* Print a header to describe import log report format. */
+static void
+ical_log_init (FILE *log, float version)
+{
+ const char *header =
+ "+-------------------------------------------------------------------+\n"
+ "| Calcurse icalendar import log. |\n"
+ "| |\n"
+ "| Items imported from icalendar file, version %1.1f |\n"
+ "| Some items could not be imported, they are described hereafter. |\n"
+ "| The log line format is as follows: |\n"
+ "| |\n"
+ "| TYPE [LINE]: DESCRIPTION |\n"
+ "| |\n"
+ "| where: |\n"
+ "| * TYPE represents the item type ('VEVENT' or 'VTODO') |\n"
+ "| * LINE is the line in the input stream at which this item begins |\n"
+ "| * DESCRIPTION indicates why the item could not be imported |\n"
+ "+-------------------------------------------------------------------+\n\n";
+
+ if (log)
+ fprintf (log, header, version);
+}
+
+/*
+ * Used to build a report of the import process.
+ * The icalendar item for which a problem occurs is mentioned (by giving its
+ * first line inside the icalendar file), together with a message describing the
+ * problem.
+ */
+static void
+ical_log (FILE *log, ical_types_e type, unsigned lineno, char *msg)
+{
+ const char *typestr[ICAL_TYPES] = {"VEVENT", "VTODO"};
+
+ RETURN_IF (type < 0 || type >= ICAL_TYPES, _("unknown ical type"));
+ if (log)
+ fprintf (log, "%s [%d]: %s\n", typestr[type], lineno, msg);
+}
+
+static void
+ical_store_todo (int priority, char *mesg, char *note)
+{
+ todo_add (mesg, priority, note);
+ mem_free (mesg);
+ erase_note (&note);
+}
+
+static void
+ical_store_event (char *mesg, char *note, long day, long end, ical_rpt_t *rpt,
+ llist_t *exc)
+{
+ const int EVENTID = 1;
+
+ if (rpt)
+ {
+ recur_event_new (mesg, note, day, EVENTID, rpt->type, rpt->freq,
+ rpt->until, exc);
+ mem_free (rpt);
+ }
+ else if (end && end != day)
+ {
+ /* Here we have an event that spans over several days. */
+ rpt = mem_malloc (sizeof (ical_rpt_t));
+ rpt->type = RECUR_DAILY;
+ rpt->freq = 1;
+ rpt->count = 0;
+ rpt->until = end;
+ recur_event_new (mesg, note, day, EVENTID, rpt->type, rpt->freq,
+ rpt->until, exc);
+ mem_free (rpt);
+ }
+ else
+ {
+ event_new (mesg, note, day, EVENTID);
+ }
+ mem_free (mesg);
+ erase_note (&note);
+}
+
+static void
+ical_store_apoint (char *mesg, char *note, long start, long dur,
+ ical_rpt_t *rpt, llist_t *exc, int has_alarm)
+{
+ char state = 0L;
+
+ if (has_alarm)
+ state |= APOINT_NOTIFY;
+ if (rpt)
+ {
+ recur_apoint_new (mesg, note, start, dur, state, rpt->type, rpt->freq,
+ rpt->until, exc);
+ mem_free (rpt);
+ }
+ else
+ {
+ apoint_new (mesg, note, start, dur, state);
+ }
+ mem_free (mesg);
+ erase_note (&note);
+}
+
+/*
+ * Returns an allocated string representing the string given in argument once
+ * unformatted.
+ *
+ * Note:
+ * Even if the RFC2445 recommends not to have more than 75 octets on one line of
+ * text, I prefer not to restrict the parsing to this size, thus I use a buffer
+ * of size BUFSIZ.
+ *
+ * Extract from RFC2445:
+ * Lines of text SHOULD NOT be longer than 75 octets, excluding the line
+ * break.
+ */
+static char *
+ical_unformat_line (char *line)
+{
+ char *p, uline[BUFSIZ];
+ int len;
+
+ if (strlen (line) >= BUFSIZ)
+ return NULL;
+
+ bzero (uline, BUFSIZ);
+ for (len = 0, p = line; *p; p++)
+ {
+ switch (*p)
+ {
+ case '\\':
+ switch (*(p + 1))
+ {
+ case 'n':
+ uline[len++] = '\n';
+ p++;
+ break;
+ case 't':
+ uline[len++] = '\t';
+ p++;
+ break;
+ case ';':
+ case ':':
+ case ',':
+ uline[len++] = *(p + 1);
+ p++;
+ break;
+ default:
+ uline[len++] = *p;
+ break;
+ }
+ break;
+ default:
+ uline[len++] = *p;
+ break;
+ }
+ }
+
+ return mem_strdup (uline);
+}
+
+static void
+ical_readline_init (FILE *fdi, char *buf, char *lstore, unsigned *ln)
+{
+ char *eol;
+
+ *buf = *lstore = '\0';
+ fgets (lstore, BUFSIZ, fdi);
+ if ((eol = strchr(lstore, '\n')) != NULL)
+ *eol = '\0';
+ (*ln)++;
+}
+
+static int
+ical_readline (FILE *fdi, char *buf, char *lstore, unsigned *ln)
+{
+ char *eol;
+
+ strncpy (buf, lstore, BUFSIZ);
+ (*ln)++;
+
+ while (fgets (lstore, BUFSIZ, fdi) != NULL)
+ {
+ if ((eol = strchr(lstore, '\n')) != NULL)
+ *eol = '\0';
+ if (*lstore != SPACE && *lstore != TAB)
+ break;
+ strncat (buf, lstore + 1, BUFSIZ);
+ buf[BUFSIZ - 1] = '\0';
+ (*ln)++;
+ }
+
+ if (feof (fdi))
+ {
+ *lstore = '\0';
+ if (*buf == '\0')
+ return 0;
+ }
+
+ return 1;
+}
+
+static float
+ical_chk_header (FILE *fd, char *buf, char *lstore, unsigned *lineno)
+{
+ const int HEADER_MALFORMED = -1;
+ const struct string icalheader = STRING_BUILD ("BEGIN:VCALENDAR");
+ float version;
+
+ if (!ical_readline (fd, buf, lstore, lineno))
+ return HEADER_MALFORMED;
+
+ str_toupper (buf);
+ if (strncmp (buf, icalheader.str, icalheader.len) != 0)
+ return HEADER_MALFORMED;
+
+ while (!sscanf (buf, "VERSION:%f", &version))
+ {
+ if (!ical_readline (fd, buf, lstore, lineno))
+ return HEADER_MALFORMED;
+ }
+ return version;
+}
+
+/*
+ * iCalendar date-time format is based on the ISO 8601 complete
+ * representation. It should be something like : DATE 'T' TIME
+ * where DATE is 'YYYYMMDD' and TIME is 'HHMMSS'.
+ * The time and 'T' separator are optional (in the case of an day-long event).
+ *
+ * Optionnaly, if the type pointer is given, specify if it is an event
+ * (no time is given, meaning it is an all-day event), or an appointment
+ * (time is given).
+ *
+ * The timezone is not yet handled by calcurse.
+ */
+static long
+ical_datetime2long (char *datestr, ical_vevent_e *type)
+{
+ const int NOTFOUND = 0, FORMAT_DATE = 3, FORMAT_DATETIME = 5;
+ struct date date;
+ unsigned hour, min;
+ long datelong;
+ int format;
+
+ format = sscanf (datestr, "%04u%02u%02uT%02u%02u",
+ &date.yyyy, &date.mm, &date.dd, &hour, &min);
+ if (format == FORMAT_DATE)
+ {
+ if (type)
+ *type = EVENT;
+ datelong = date2sec (date, 0, 0);
+ }
+ else if (format == FORMAT_DATETIME)
+ {
+ if (type)
+ *type = APPOINTMENT;
+ datelong = date2sec (date, hour, min);
+ }
+ else
+ {
+ datelong = NOTFOUND;
+ }
+ return datelong;
+}
+
+static long
+ical_durtime2long (char *timestr)
+{
+ long timelong;
+ char *p;
+
+ if ((p = strchr (timestr, 'T')) == NULL)
+ timelong = 0;
+ else
+ {
+ int nbmatch;
+ struct {
+ unsigned hour, min, sec;
+ } time;
+
+ p++;
+ bzero (&time, sizeof time);
+ nbmatch = sscanf (p, "%uH%uM%uS", &time.hour, &time.min, &time.sec);
+ if (nbmatch < 1 || nbmatch > 3)
+ timelong = 0;
+ else
+ timelong = time.hour * HOURINSEC + time.min * MININSEC + time.sec;
+ }
+ return timelong;
+}
+
+/*
+ * Extract from RFC2445:
+ *
+ * Value Name: DURATION
+ *
+ * Purpose: This value type is used to identify properties that contain
+ * duration of time.
+ *
+ * Formal Definition: The value type is defined by the following
+ * notation:
+ *
+ * dur-value = (["+"] / "-") "P" (dur-date / dur-time / dur-week)
+ * dur-date = dur-day [dur-time]
+ * dur-time = "T" (dur-hour / dur-minute / dur-second)
+ * dur-week = 1*DIGIT "W"
+ * dur-hour = 1*DIGIT "H" [dur-minute]
+ * dur-minute = 1*DIGIT "M" [dur-second]
+ * dur-second = 1*DIGIT "S"
+ * dur-day = 1*DIGIT "D"
+ *
+ * Example: A duration of 15 days, 5 hours and 20 seconds would be:
+ * P15DT5H0M20S
+ * A duration of 7 weeks would be:
+ * P7W
+ */
+static long
+ical_dur2long (char *durstr)
+{
+ const int NOTFOUND = -1;
+ long durlong;
+ char *p;
+ struct {
+ unsigned week, day;
+ } date;
+
+ bzero (&date, sizeof date);
+ if ((p = strchr (durstr, 'P')) == NULL)
+ durlong = NOTFOUND;
+ else
+ {
+ p++;
+ if (*p == '-')
+ return NOTFOUND;
+ else if (*p == '+')
+ p++;
+
+ if (*p == 'T') /* dur-time */
+ durlong = ical_durtime2long (p);
+ else if (strchr (p, 'W')) /* dur-week */
+ {
+ if (sscanf (p, "%u", &date.week) == 1)
+ durlong = date.week * WEEKINDAYS * DAYINSEC;
+ else
+ durlong = NOTFOUND;
+ }
+ else
+ {
+ if (strchr (p, 'D')) /* dur-date */
+ {
+ if (sscanf (p, "%uD", &date.day) == 1)
+ {
+ durlong = date.day * DAYINSEC;
+ durlong += ical_durtime2long (p);
+ }
+ else
+ durlong = NOTFOUND;
+ }
+ else
+ durlong = NOTFOUND;
+ }
+ }
+ return durlong;
+}
+
+/*
+ * Compute the vevent repetition end date from the repetition count.
+ *
+ * Extract from RFC2445:
+ * The COUNT rule part defines the number of occurrences at which to
+ * range-bound the recurrence. The "DTSTART" property value, if specified,
+ * counts as the first occurrence.
+ */
+static long
+ical_compute_rpt_until (long start, ical_rpt_t *rpt)
+{
+ long until;
+
+ switch (rpt->type)
+ {
+ case RECUR_DAILY:
+ until = date_sec_change (start, 0, rpt->freq * (rpt->count - 1));
+ break;
+ case RECUR_WEEKLY:
+ until = date_sec_change (start, 0,
+ rpt->freq * WEEKINDAYS * (rpt->count - 1));
+ break;
+ case RECUR_MONTHLY:
+ until = date_sec_change (start, rpt->freq * (rpt->count - 1), 0);
+ break;
+ case RECUR_YEARLY:
+ until = date_sec_change (start, rpt->freq * 12 * (rpt->count - 1), 0);
+ break;
+ default:
+ until = 0;
+ break;
+ /* NOTREACHED */
+ }
+ return until;
+}
+
+/*
+ * Read a recurrence rule from an iCalendar RRULE string.
+ *
+ * Value Name: RECUR
+ *
+ * Purpose: This value type is used to identify properties that contain
+ * a recurrence rule specification.
+ *
+ * Formal Definition: The value type is defined by the following
+ * notation:
+ *
+ * recur = "FREQ"=freq *(
+ *
+ * ; either UNTIL or COUNT may appear in a 'recur',
+ * ; but UNTIL and COUNT MUST NOT occur in the same 'recur'
+ *
+ * ( ";" "UNTIL" "=" enddate ) /
+ * ( ";" "COUNT" "=" 1*DIGIT ) /
+ *
+ * ; the rest of these keywords are optional,
+ * ; but MUST NOT occur more than
+ * ; once
+ *
+ * ( ";" "INTERVAL" "=" 1*DIGIT ) /
+ * ( ";" "BYSECOND" "=" byseclist ) /
+ * ( ";" "BYMINUTE" "=" byminlist ) /
+ * ( ";" "BYHOUR" "=" byhrlist ) /
+ * ( ";" "BYDAY" "=" bywdaylist ) /
+ * ( ";" "BYMONTHDAY" "=" bymodaylist ) /
+ * ( ";" "BYYEARDAY" "=" byyrdaylist ) /
+ * ( ";" "BYWEEKNO" "=" bywknolist ) /
+ * ( ";" "BYMONTH" "=" bymolist ) /
+ * ( ";" "BYSETPOS" "=" bysplist ) /
+ * ( ";" "WKST" "=" weekday ) /
+ * ( ";" x-name "=" text )
+ * )
+*/
+static ical_rpt_t *
+ical_read_rrule (FILE *log, char *rrulestr, unsigned *noskipped,
+ const int itemline)
+{
+ const struct string daily = STRING_BUILD ("DAILY");
+ const struct string weekly = STRING_BUILD ("WEEKLY");
+ const struct string monthly = STRING_BUILD ("MONTHLY");
+ const struct string yearly = STRING_BUILD ("YEARLY");
+ const struct string count = STRING_BUILD ("COUNT=");
+ const struct string interv = STRING_BUILD ("INTERVAL=");
+ unsigned interval;
+ ical_rpt_t *rpt;
+ char *p;
+
+ rpt = NULL;
+ if ((p = strchr (rrulestr, ':')) != NULL)
+ {
+ char freqstr[BUFSIZ];
+
+ p++;
+ rpt = mem_malloc (sizeof (ical_rpt_t));
+ bzero (rpt, sizeof (ical_rpt_t));
+ if (sscanf (p, "FREQ=%s", freqstr) != 1)
+ {
+ ical_log (log, ICAL_VEVENT, itemline,
+ _("recurrence frequence not found."));
+ (*noskipped)++;
+ mem_free (rpt);
+ return NULL;
+ }
+ else
+ {
+ if (strncmp (freqstr, daily.str, daily.len) == 0)
+ rpt->type = RECUR_DAILY;
+ else if (strncmp (freqstr, weekly.str, weekly.len) == 0)
+ rpt->type = RECUR_WEEKLY;
+ else if (strncmp (freqstr, monthly.str, monthly.len) == 0)
+ rpt->type = RECUR_MONTHLY;
+ else if (strncmp (freqstr, yearly.str, yearly.len) == 0)
+ rpt->type = RECUR_YEARLY;
+ else
+ {
+ ical_log (log, ICAL_VEVENT, itemline,
+ _("recurrence frequence not recognized."));
+ (*noskipped)++;
+ mem_free (rpt);
+ return NULL;
+ }
+ }
+ /*
+ The UNTIL rule part defines a date-time value which bounds the
+ recurrence rule in an inclusive manner. If not present, and the
+ COUNT rule part is also not present, the RRULE is considered to
+ repeat forever.
+
+ The COUNT rule part defines the number of occurrences at which to
+ range-bound the recurrence. The "DTSTART" property value, if
+ specified, counts as the first occurrence.
+ */
+ if ((p = strstr (rrulestr, "UNTIL")) != NULL)
+ {
+ char *untilstr;
+
+ untilstr = strchr (p, '=');
+ rpt->until = ical_datetime2long (++untilstr, NULL);
+ }
+ else
+ {
+ unsigned cnt;
+ char *countstr;
+
+ if ((countstr = strstr (rrulestr, count.str)) != NULL)
+ {
+ countstr += count.len;
+ if (sscanf (countstr, "%u", &cnt) != 1)
+ {
+ rpt->until = 0;
+ /* endless repetition */
+ }
+ else
+ {
+ rpt->count = cnt;
+ }
+ }
+ else
+ rpt->until = 0;
+ }
+
+ if ((p = strstr (rrulestr, interv.str)) != NULL)
+ {
+ p += interv.len;
+ if (sscanf (p, "%u", &interval) != 1)
+ {
+ rpt->freq = 1;
+ /* default frequence if none specified */
+ }
+ else
+ {
+ rpt->freq = interval;
+ }
+ }
+ else
+ {
+ rpt->freq = 1;
+ }
+ }
+ else
+ {
+ ical_log (log, ICAL_VEVENT, itemline, _("recurrence rule malformed."));
+ (*noskipped)++;
+ }
+ return rpt;
+}
+
+static void
+ical_add_exc (llist_t *exc_head, long date)
+{
+ if (date != 0)
+ {
+ struct excp *exc = mem_malloc (sizeof (struct excp));
+ exc->st = date;
+
+ LLIST_ADD (exc_head, exc);
+ }
+}
+
+/*
+ * This property defines the list of date/time exceptions for a
+ * recurring calendar component.
+ */
+void
+ical_read_exdate (llist_t *exc, FILE *log, char *exstr, unsigned *noskipped,
+ const int itemline)
+{
+ char *p, *q;
+ long date;
+
+ LLIST_INIT (exc);
+ if ((p = strchr (exstr, ':')) != NULL)
+ {
+ p++;
+ while ((q = strchr (p, ',')) != NULL)
+ {
+ char buf[BUFSIZ];
+ const int buflen = q - p;
+
+ strncpy (buf, p, buflen);
+ buf[buflen] = '\0';
+ date = ical_datetime2long (buf, NULL);
+ ical_add_exc (exc, date);
+ p = ++q;
+ }
+ date = ical_datetime2long (p, NULL);
+ ical_add_exc (exc, date);
+ }
+ else
+ {
+ ical_log (log, ICAL_VEVENT, itemline,
+ _("recurrence exception dates malformed."));
+ (*noskipped)++;
+ }
+}
+
+/* Return an allocated string containing the name of the newly created note. */
+static char *
+ical_read_note (char *line, unsigned *noskipped, ical_vevent_e item_type,
+ const int itemline, FILE *log)
+{
+ char *sha1 = mem_malloc (SHA1_DIGESTLEN * 2 + 1);
+ char *p, *notestr, fullnotename[BUFSIZ];
+ FILE *fdo;
+
+ if ((p = strchr (line, ':')) != NULL)
+ {
+ p++;
+ notestr = ical_unformat_line (p);
+ if (notestr == NULL)
+ {
+ ical_log (log, item_type, itemline,
+ _("could not get entire item description."));
+ (*noskipped)++;
+ return NULL;
+ }
+ else if (strlen (notestr) == 0)
+ {
+ mem_free (notestr);
+ return NULL;
+ }
+ else
+ {
+ sha1_digest (notestr, sha1);
+ snprintf (fullnotename, BUFSIZ, "%s%s", path_notes, sha1);
+ fdo = fopen (fullnotename, "w");
+ EXIT_IF (fdo == NULL, _("Warning: could not open %s, Aborting..."),
+ fullnotename);
+ fprintf (fdo, "%s", notestr);
+ file_close (fdo, __FILE_POS__);
+ mem_free (notestr);
+ return sha1;
+ }
+ }
+ else
+ {
+ ical_log (log, item_type, itemline, _("description malformed."));
+ (*noskipped)++;
+ return NULL;
+ }
+}
+
+/* Returns an allocated string containing the ical item summary. */
+static char *
+ical_read_summary (char *line)
+{
+ char *p, *summary;
+
+ if ((p = strchr (line, ':')) != NULL)
+ {
+ p++;
+ summary = ical_unformat_line (p);
+ return summary;
+ }
+ else
+ return NULL;
+}
+
+static void
+ical_read_event (FILE *fdi, FILE *log, unsigned *noevents, unsigned *noapoints,
+ unsigned *noskipped, char *buf, char *lstore,
+ unsigned *lineno)
+{
+ const int ITEMLINE = *lineno;
+ const struct string endevent = STRING_BUILD ("END:VEVENT");
+ const struct string summary = STRING_BUILD ("SUMMARY");
+ const struct string dtstart = STRING_BUILD ("DTSTART");
+ const struct string dtend = STRING_BUILD ("DTEND");
+ const struct string duration = STRING_BUILD ("DURATION");
+ const struct string rrule = STRING_BUILD ("RRULE");
+ const struct string exdate = STRING_BUILD ("EXDATE");
+ const struct string alarm = STRING_BUILD ("BEGIN:VALARM");
+ const struct string endalarm = STRING_BUILD ("END:VALARM");
+ const struct string desc = STRING_BUILD ("DESCRIPTION");
+ ical_vevent_e vevent_type;
+ char *p, buf_upper[BUFSIZ];
+ struct {
+ llist_t exc;
+ ical_rpt_t *rpt;
+ char *mesg, *note;
+ long start, end, dur;
+ int has_alarm;
+ } vevent;
+ int skip_alarm;
+
+ vevent_type = UNDEFINED;
+ bzero (&vevent, sizeof vevent);
+ skip_alarm = 0;
+ while (ical_readline (fdi, buf, lstore, lineno))
+ {
+ strncpy (buf_upper, buf, BUFSIZ);
+ buf_upper[BUFSIZ - 1] = '\0';
+ str_toupper (buf_upper);
+
+ if (skip_alarm)
+ {
+ /* Need to skip VALARM properties because some keywords could
+ interfere, such as DURATION, SUMMARY,.. */
+ if (strncmp (buf_upper, endalarm.str, endalarm.len) == 0)
+ skip_alarm = 0;
+ continue;
+ }
+ if (strncmp (buf_upper, endevent.str, endevent.len) == 0)
+ {
+ if (vevent.mesg)
+ {
+ if (vevent.rpt && vevent.rpt->count)
+ vevent.rpt->until = ical_compute_rpt_until (vevent.start,
+ vevent.rpt);
+
+ switch (vevent_type)
+ {
+ case APPOINTMENT:
+ if (vevent.start == 0)
+ {
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("appointment has no start time."));
+ goto cleanup;
+ }
+ if (vevent.dur == 0)
+ {
+ if (vevent.end == 0)
+ {
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("could not compute duration "
+ "(no end time)."));
+ goto cleanup;
+ }
+ else if (vevent.start == vevent.end)
+ {
+ vevent_type = EVENT;
+ vevent.end = 0L;
+ ical_store_event (vevent.mesg, vevent.note,
+ vevent.start, vevent.end,
+ vevent.rpt, &vevent.exc);
+ (*noevents)++;
+ return;
+ }
+ else
+ {
+ vevent.dur = vevent.end - vevent.start;
+ if (vevent.dur < 0)
+ {
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("item has a negative duration."));
+ goto cleanup;
+ }
+ }
+ }
+ ical_store_apoint (vevent.mesg, vevent.note, vevent.start,
+ vevent.dur, vevent.rpt, &vevent.exc,
+ vevent.has_alarm);
+ (*noapoints)++;
+ break;
+ case EVENT:
+ if (vevent.start == 0)
+ {
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("event date is not defined."));
+ goto cleanup;
+ }
+ ical_store_event (vevent.mesg, vevent.note, vevent.start,
+ vevent.end, vevent.rpt, &vevent.exc);
+ (*noevents)++;
+ break;
+ case UNDEFINED:
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("item could not be identified."));
+ goto cleanup;
+ break;
+ }
+ }
+ else
+ {
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("could not retrieve item summary."));
+ goto cleanup;
+ }
+ return;
+ }
+ else
+ {
+ if (strncmp (buf_upper, dtstart.str, dtstart.len) == 0)
+ {
+ if ((p = strchr (buf, ':')) != NULL)
+ vevent.start = ical_datetime2long (++p, &vevent_type);
+ if (!vevent.start)
+ {
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("could not retrieve event start time."));
+ goto cleanup;
+ }
+ }
+ else if (strncmp (buf_upper, dtend.str, dtend.len) == 0)
+ {
+ if ((p = strchr (buf, ':')) != NULL)
+ vevent.end = ical_datetime2long (++p, &vevent_type);
+ if (!vevent.end)
+ {
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("could not retrieve event end time."));
+ goto cleanup;
+ }
+ }
+ else if (strncmp (buf_upper, duration.str, duration.len) == 0)
+ {
+ if ((vevent.dur = ical_dur2long (buf)) <= 0)
+ {
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("item duration malformed."));
+ goto cleanup;
+ }
+ }
+ else if (strncmp (buf_upper, rrule.str, rrule.len) == 0)
+ {
+ vevent.rpt = ical_read_rrule (log, buf, noskipped, ITEMLINE);
+ }
+ else if (strncmp (buf_upper, exdate.str, exdate.len) == 0)
+ {
+ ical_read_exdate (&vevent.exc, log, buf, noskipped, ITEMLINE);
+ }
+ else if (strncmp (buf_upper, summary.str, summary.len) == 0)
+ {
+ vevent.mesg = ical_read_summary (buf);
+ }
+ else if (strncmp (buf_upper, alarm.str, alarm.len) == 0)
+ {
+ skip_alarm = 1;
+ vevent.has_alarm = 1;
+ }
+ else if (strncmp (buf_upper, desc.str, desc.len) == 0)
+ {
+ vevent.note = ical_read_note (buf, noskipped, ICAL_VEVENT,
+ ITEMLINE, log);
+ }
+ }
+ }
+ ical_log (log, ICAL_VEVENT, ITEMLINE,
+ _("The ical file seems to be malformed. "
+ "The end of item was not found."));
+
+cleanup:
+
+ if (vevent.note)
+ mem_free (vevent.note);
+ if (vevent.mesg)
+ mem_free (vevent.mesg);
+ if (vevent.rpt)
+ mem_free (vevent.rpt);
+ LLIST_FREE (&vevent.exc);
+ (*noskipped)++;
+}
+
+static void
+ical_read_todo (FILE *fdi, FILE *log, unsigned *notodos, unsigned *noskipped,
+ char *buf, char *lstore, unsigned *lineno)
+{
+ const struct string endtodo = STRING_BUILD ("END:VTODO");
+ const struct string summary = STRING_BUILD ("SUMMARY");
+ const struct string alarm = STRING_BUILD ("BEGIN:VALARM");
+ const struct string endalarm = STRING_BUILD ("END:VALARM");
+ const struct string desc = STRING_BUILD ("DESCRIPTION");
+ const int LOWEST = 9;
+ const int ITEMLINE = *lineno;
+ char buf_upper[BUFSIZ];
+ struct {
+ char *mesg, *note;
+ int has_priority, priority;
+ } vtodo;
+ int skip_alarm;
+
+ bzero (&vtodo, sizeof vtodo);
+ skip_alarm = 0;
+ while (ical_readline (fdi, buf, lstore, lineno))
+ {
+ strncpy (buf_upper, buf, BUFSIZ);
+ buf_upper[BUFSIZ - 1] = '\0';
+ str_toupper (buf_upper);
+ if (skip_alarm)
+ {
+ /* Need to skip VALARM properties because some keywords could
+ interfere, such as DURATION, SUMMARY,.. */
+ if (strncmp (buf_upper, endalarm.str, endalarm.len) == 0)
+ skip_alarm = 0;
+ continue;
+ }
+ if (strncmp (buf_upper, endtodo.str, endtodo.len) == 0)
+ {
+ if (!vtodo.has_priority)
+ vtodo.priority = LOWEST;
+ if (vtodo.mesg)
+ {
+ ical_store_todo (vtodo.priority, vtodo.mesg, vtodo.note);
+ (*notodos)++;
+ }
+ else
+ {
+ ical_log (log, ICAL_VTODO, ITEMLINE,
+ _("could not retrieve item summary."));
+ goto cleanup;
+ }
+ return;
+ }
+ else
+ {
+ int tmpint;
+
+ if (sscanf (buf_upper, "PRIORITY:%d", &tmpint) == 1)
+ {
+ if (tmpint <= 9 && tmpint >= 1)
+ {
+ vtodo.priority = tmpint;
+ vtodo.has_priority = 1;
+ }
+ else
+ {
+ ical_log (log, ICAL_VTODO, ITEMLINE,
+ _("item priority is not acceptable "
+ "(must be between 1 and 9)."));
+ vtodo.priority = LOWEST;
+ }
+ }
+ else if (strncmp (buf_upper, summary.str, summary.len) == 0)
+ {
+ vtodo.mesg = ical_read_summary (buf);
+ }
+ else if (strncmp (buf_upper, alarm.str, alarm.len) == 0)
+ {
+ skip_alarm = 1;
+ }
+ else if (strncmp (buf_upper, desc.str, desc.len) == 0)
+ {
+ vtodo.note = ical_read_note (buf, noskipped, ICAL_VTODO,
+ ITEMLINE, log);
+ }
+ }
+ }
+ ical_log (log, ICAL_VTODO, ITEMLINE,
+ _("The ical file seems to be malformed. "
+ "The end of item was not found."));
+
+cleanup:
+
+ if (vtodo.note)
+ mem_free (vtodo.note);
+ if (vtodo.mesg)
+ mem_free (vtodo.mesg);
+ (*noskipped)++;
+}
+
+/* Import calcurse data. */
+void
+ical_import_data (FILE *stream, FILE *log, unsigned *events, unsigned *apoints,
+ unsigned *todos, unsigned *lines, unsigned *skipped)
+{
+ const struct string vevent = STRING_BUILD ("BEGIN:VEVENT");
+ const struct string vtodo = STRING_BUILD ("BEGIN:VTODO");
+ char buf[BUFSIZ], lstore[BUFSIZ];
+ float ical_version;
+
+ ical_readline_init (stream, buf, lstore, lines);
+ ical_version = ical_chk_header (stream, buf, lstore, lines);
+ RETURN_IF (ical_version < 0,
+ _("Warning: ical header malformed or wrong version number. "
+ "Aborting..."));
+
+ ical_log_init (log, ical_version);
+
+ while (ical_readline (stream, buf, lstore, lines))
+ {
+ (*lines)++;
+ str_toupper (buf);
+ if (strncmp (buf, vevent.str, vevent.len) == 0)
+ {
+ ical_read_event (stream, log, events, apoints, skipped, buf, lstore,
+ lines);
+ }
+ else if (strncmp (buf, vtodo.str, vtodo.len) == 0)
+ {
+ ical_read_todo (stream, log, todos, skipped, buf, lstore, lines);
+ }
+ }
+}
+
+/* Export calcurse data. */
+void
+ical_export_data (FILE *stream)
+{
+ ical_export_header (stream);
+ ical_export_recur_events (stream);
+ ical_export_events (stream);
+ ical_export_recur_apoints (stream);
+ ical_export_apoints (stream);
+ ical_export_todo (stream);
+ ical_export_footer (stream);
+}
diff --git a/src/io.c b/src/io.c
index 62b113e..9b4a03b 100644
--- a/src/io.c
+++ b/src/io.c
@@ -47,9 +47,6 @@
#include "calcurse.h"
#include "sha1.h"
-#define ICALDATEFMT "%Y%m%d"
-#define ICALDATETIMEFMT "%Y%m%dT%H%M%S"
-
typedef enum {
PROGRESS_BAR_SAVE,
PROGRESS_BAR_LOAD,
@@ -69,70 +66,12 @@ enum {
PROGRESS_BAR_EXPORT_TODO
};
-typedef enum {
- ICAL_VEVENT,
- ICAL_VTODO,
- ICAL_TYPES
-} ical_types_e;
-
-typedef enum {
- UNDEFINED,
- APPOINTMENT,
- EVENT
-} ical_vevent_e;
-
-typedef struct {
- enum recur_type type;
- int freq;
- long until;
- unsigned count;
-} ical_rpt_t;
-
struct ht_keybindings_s {
char *label;
enum key key;
HTABLE_ENTRY (ht_keybindings_s);
};
-/* Type definition for callbacks to multiple-mode export functions. */
-typedef void (*cb_export_t)(FILE *);
-typedef void (*cb_dump_t)(FILE *, long, long, char *);
-
-/* Static functions used to add export functionalities. */
-static void ical_export_header (FILE *);
-static void ical_export_recur_events (FILE *);
-static void ical_export_events (FILE *);
-static void ical_export_recur_apoints (FILE *);
-static void ical_export_apoints (FILE *);
-static void ical_export_todo (FILE *);
-static void ical_export_footer (FILE *);
-
-static void pcal_export_header (FILE *);
-static void pcal_export_recur_events (FILE *);
-static void pcal_export_events (FILE *);
-static void pcal_export_recur_apoints (FILE *);
-static void pcal_export_apoints (FILE *);
-static void pcal_export_todo (FILE *);
-static void pcal_export_footer (FILE *);
-
-cb_export_t cb_export_header[IO_EXPORT_NBTYPES] =
- {ical_export_header, pcal_export_header};
-cb_export_t cb_export_recur_events[IO_EXPORT_NBTYPES] =
- {ical_export_recur_events, pcal_export_recur_events};
-cb_export_t cb_export_events[IO_EXPORT_NBTYPES] =
- {ical_export_events, pcal_export_events};
-cb_export_t cb_export_recur_apoints[IO_EXPORT_NBTYPES] =
- {ical_export_recur_apoints, pcal_export_recur_apoints};
-cb_export_t cb_export_apoints[IO_EXPORT_NBTYPES] =
- {ical_export_apoints, pcal_export_apoints};
-cb_export_t cb_export_todo[IO_EXPORT_NBTYPES] =
- {ical_export_todo, pcal_export_todo};
-cb_export_t cb_export_footer[IO_EXPORT_NBTYPES] =
- {ical_export_footer, pcal_export_footer};
-
-static char *ical_recur_type[RECUR_TYPES] =
- { "", "DAILY", "WEEKLY", "MONTHLY", "YEARLY" };
-
/* Draw a progress bar while saving, loading or exporting data. */
static void
progress_bar (progress_bar_t type, int progress)
@@ -241,446 +180,6 @@ get_export_stream (enum export_type type)
return stream;
}
-/*
- * Travel through each occurence of an item, and execute the given callback
- * (mainly used to export data).
- */
-static void
-foreach_date_dump (const long date_end, struct rpt *rpt, llist_t *exc,
- long item_first_date, long item_dur, char *item_mesg,
- cb_dump_t cb_dump, FILE *stream)
-{
- long date, item_time;
- struct tm lt;
- time_t t;
-
- t = item_first_date;
- lt = *localtime (&t);
- lt.tm_hour = lt.tm_min = lt.tm_sec = 0;
- lt.tm_isdst = -1;
- date = mktime (&lt);
- item_time = item_first_date - date;
-
- while (date <= date_end && date <= rpt->until)
- {
- if (recur_item_inday (item_first_date, item_dur, exc, rpt->type,
- rpt->freq, rpt->until, date))
- {
- (*cb_dump)(stream, date + item_time, item_dur, item_mesg);
- }
- switch (rpt->type)
- {
- case RECUR_DAILY:
- date = date_sec_change (date, 0, rpt->freq);
- break;
- case RECUR_WEEKLY:
- date = date_sec_change (date, 0, rpt->freq * WEEKINDAYS);
- break;
- case RECUR_MONTHLY:
- date = date_sec_change (date, rpt->freq, 0);
- break;
- case RECUR_YEARLY:
- date = date_sec_change (date, rpt->freq * 12, 0);
- break;
- default:
- EXIT (_("incoherent repetition type"));
- /* NOTREACHED */
- break;
- }
- }
-}
-
-/* iCal alarm notification. */
-static void
-ical_export_valarm (FILE *stream)
-{
- fputs ("BEGIN:VALARM\n", stream);
- pthread_mutex_lock (&nbar.mutex);
- fprintf (stream, "TRIGGER:-P%dS\n", nbar.cntdwn);
- pthread_mutex_unlock (&nbar.mutex);
- fputs ("ACTION:DISPLAY\n", stream);
- fputs ("END:VALARM\n", stream);
-}
-
-/* Export header. */
-static void
-ical_export_header (FILE *stream)
-{
- fputs ("BEGIN:VCALENDAR\n", stream);
- fprintf (stream, "PRODID:-//calcurse//NONSGML v%s//EN\n", VERSION);
- fputs ("VERSION:2.0\n", stream);
-}
-
-static void
-pcal_export_header (FILE *stream)
-{
- fputs ("# calcurse pcal export\n", stream);
- fputs ("\n# =======\n# options\n# =======\n", stream);
- fprintf (stream, "opt -A -K -l -m -F %s\n",
- calendar_week_begins_on_monday () ? "Monday" : "Sunday");
- fputs ("# Display week number (i.e. 1-52) on every Monday\n", stream);
- fprintf (stream, "all monday in all %s %%w\n", _("Week"));
- fputc ('\n', stream);
-}
-
-/* Export footer. */
-static void
-ical_export_footer (FILE *stream)
-{
- fputs ("END:VCALENDAR\n", stream);
-}
-
-static void
-pcal_export_footer (FILE *stream)
-{
-}
-
-/* Export recurrent events. */
-static void
-ical_export_recur_events (FILE *stream)
-{
- llist_item_t *i, *j;
- char ical_date[BUFSIZ];
-
- LLIST_FOREACH (&recur_elist, i)
- {
- struct recur_event *rev = LLIST_GET_DATA (i);
- date_sec2date_fmt (rev->day, ICALDATEFMT, ical_date);
- fputs ("BEGIN:VEVENT\n", stream);
- fprintf (stream, "DTSTART:%s\n", ical_date);
- fprintf (stream, "RRULE:FREQ=%s;INTERVAL=%d",
- ical_recur_type[rev->rpt->type], rev->rpt->freq);
-
- if (rev->rpt->until != 0)
- {
- date_sec2date_fmt (rev->rpt->until, ICALDATEFMT, ical_date);
- fprintf (stream, ";UNTIL=%s\n", ical_date);
- }
- else
- fputc ('\n', stream);
-
- if (LLIST_FIRST (&rev->exc))
- {
- fputs ("EXDATE:", stream);
- LLIST_FOREACH (&rev->exc, j)
- {
- struct excp *exc = LLIST_GET_DATA (j);
- date_sec2date_fmt (exc->st, ICALDATEFMT, ical_date);
- fprintf (stream, "%s", ical_date);
- if (LLIST_NEXT (j))
- fputc (',', stream);
- else
- fputc ('\n', stream);
- }
- }
-
- fprintf (stream, "SUMMARY:%s\n", rev->mesg);
- fputs ("END:VEVENT\n", stream);
- }
-}
-
-/* Format and dump event data to a pcal formatted file. */
-static void
-pcal_dump_event (FILE *stream, long event_date, long event_dur,
- char *event_mesg)
-{
- char pcal_date[BUFSIZ];
-
- date_sec2date_fmt (event_date, "%b %d", pcal_date);
- fprintf (stream, "%s %s\n", pcal_date, event_mesg);
-}
-
-/* Format and dump appointment data to a pcal formatted file. */
-static void
-pcal_dump_apoint (FILE *stream, long apoint_date, long apoint_dur,
- char *apoint_mesg)
-{
- char pcal_date[BUFSIZ], pcal_beg[BUFSIZ], pcal_end[BUFSIZ];
-
- date_sec2date_fmt (apoint_date, "%b %d", pcal_date);
- date_sec2date_fmt (apoint_date, "%R", pcal_beg);
- date_sec2date_fmt (apoint_date + apoint_dur, "%R", pcal_end);
- fprintf (stream, "%s ", pcal_date);
- fprintf (stream, "(%s -> %s) %s\n", pcal_beg, pcal_end, apoint_mesg);
-}
-
-static void
-pcal_export_recur_events (FILE *stream)
-{
- llist_item_t *i;
- char pcal_date[BUFSIZ];
-
- fputs ("\n# =============", stream);
- fputs ("\n# Recur. Events", stream);
- fputs ("\n# =============\n", stream);
- fputs ("# (pcal does not support from..until dates specification\n", stream);
-
- LLIST_FOREACH (&recur_elist, i)
- {
- struct recur_event *rev = LLIST_GET_DATA (i);
- if (rev->rpt->until == 0 && rev->rpt->freq == 1)
- {
- switch (rev->rpt->type)
- {
- case RECUR_DAILY:
- date_sec2date_fmt (rev->day, "%b %d", pcal_date);
- fprintf (stream, "all day on_or_after %s %s\n", pcal_date,
- rev->mesg);
- break;
- case RECUR_WEEKLY:
- date_sec2date_fmt (rev->day, "%a", pcal_date);
- fprintf (stream, "all %s on_or_after ", pcal_date);
- date_sec2date_fmt (rev->day, "%b %d", pcal_date);
- fprintf (stream, "%s %s\n", pcal_date, rev->mesg);
- break;
- case RECUR_MONTHLY:
- date_sec2date_fmt (rev->day, "%d", pcal_date);
- fprintf (stream, "day on all %s %s\n", pcal_date, rev->mesg);
- break;
- case RECUR_YEARLY:
- date_sec2date_fmt (rev->day, "%b %d", pcal_date);
- fprintf (stream, "%s %s\n", pcal_date, rev->mesg);
- break;
- default:
- EXIT (_("incoherent repetition type"));
- }
- }
- else
- {
- const long YEAR_START = calendar_start_of_year ();
- const long YEAR_END = calendar_end_of_year ();
-
- if (rev->day < YEAR_END && rev->day > YEAR_START)
- foreach_date_dump (YEAR_END, rev->rpt, &rev->exc, rev->day, 0,
- rev->mesg, (cb_dump_t) pcal_dump_event, stream);
- }
- }
-}
-
-/* Export events. */
-static void
-ical_export_events (FILE *stream)
-{
- llist_item_t *i;
- char ical_date[BUFSIZ];
-
- LLIST_FOREACH (&eventlist, i)
- {
- struct event *ev = LLIST_TS_GET_DATA (i);
- date_sec2date_fmt (ev->day, ICALDATEFMT, ical_date);
- fputs ("BEGIN:VEVENT\n", stream);
- fprintf (stream, "DTSTART:%s\n", ical_date);
- fprintf (stream, "SUMMARY:%s\n", ev->mesg);
- fputs ("END:VEVENT\n", stream);
- }
-}
-
-static void
-pcal_export_events (FILE *stream)
-{
- llist_item_t *i;
-
- fputs ("\n# ======\n# Events\n# ======\n", stream);
- LLIST_FOREACH (&eventlist, i)
- {
- struct event *ev = LLIST_TS_GET_DATA (i);
- pcal_dump_event (stream, ev->day, 0, ev->mesg);
- }
- fputc ('\n', stream);
-}
-
-/* Export recurrent appointments. */
-static void
-ical_export_recur_apoints (FILE *stream)
-{
- llist_item_t *i, *j;
- char ical_datetime[BUFSIZ];
- char ical_date[BUFSIZ];
-
- LLIST_TS_LOCK (&recur_alist_p);
- LLIST_TS_FOREACH (&recur_alist_p, i)
- {
- struct recur_apoint *rapt = LLIST_TS_GET_DATA (i);
-
- date_sec2date_fmt (rapt->start, ICALDATETIMEFMT, ical_datetime);
- fputs ("BEGIN:VEVENT\n", stream);
- fprintf (stream, "DTSTART:%s\n", ical_datetime);
- fprintf (stream, "DURATION:PT0H0M%ldS\n", rapt->dur);
- fprintf (stream, "RRULE:FREQ=%s;INTERVAL=%d",
- ical_recur_type[rapt->rpt->type], rapt->rpt->freq);
-
- if (rapt->rpt->until != 0)
- {
- date_sec2date_fmt (rapt->rpt->until + HOURINSEC, ICALDATEFMT,
- ical_date);
- fprintf (stream, ";UNTIL=%s\n", ical_date);
- }
- else
- fputc ('\n', stream);
-
- if (LLIST_FIRST (&rapt->exc))
- {
- fputs ("EXDATE:", stream);
- LLIST_FOREACH (&rapt->exc, j)
- {
- struct excp *exc = LLIST_GET_DATA (j);
- date_sec2date_fmt (exc->st, ICALDATEFMT, ical_date);
- fprintf (stream, "%s", ical_date);
- if (LLIST_NEXT (j))
- fputc (',', stream);
- else
- fputc ('\n', stream);
- }
- }
-
- fprintf (stream, "SUMMARY:%s\n", rapt->mesg);
- if (rapt->state & APOINT_NOTIFY)
- ical_export_valarm (stream);
- fputs ("END:VEVENT\n", stream);
- }
- LLIST_TS_UNLOCK (&recur_alist_p);
-}
-
-static void
-pcal_export_recur_apoints (FILE *stream)
-{
- llist_item_t *i;
- char pcal_date[BUFSIZ], pcal_beg[BUFSIZ], pcal_end[BUFSIZ];
-
- fputs ("\n# ==============", stream);
- fputs ("\n# Recur. Apoints", stream);
- fputs ("\n# ==============\n", stream);
- fputs ("# (pcal does not support from..until dates specification\n", stream);
-
- LLIST_TS_FOREACH (&recur_alist_p, i)
- {
- struct recur_apoint *rapt = LLIST_TS_GET_DATA (i);
-
- if (rapt->rpt->until == 0 && rapt->rpt->freq == 1)
- {
- date_sec2date_fmt (rapt->start, "%R", pcal_beg);
- date_sec2date_fmt (rapt->start + rapt->dur, "%R", pcal_end);
- switch (rapt->rpt->type)
- {
- case RECUR_DAILY:
- date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
- fprintf (stream, "all day on_or_after %s (%s -> %s) %s\n",
- pcal_date, pcal_beg, pcal_end, rapt->mesg);
- break;
- case RECUR_WEEKLY:
- date_sec2date_fmt (rapt->start, "%a", pcal_date);
- fprintf (stream, "all %s on_or_after ", pcal_date);
- date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
- fprintf (stream, "%s (%s -> %s) %s\n", pcal_date, pcal_beg,
- pcal_end, rapt->mesg);
- break;
- case RECUR_MONTHLY:
- date_sec2date_fmt (rapt->start, "%d", pcal_date);
- fprintf (stream, "day on all %s (%s -> %s) %s\n", pcal_date,
- pcal_beg, pcal_end, rapt->mesg);
- break;
- case RECUR_YEARLY:
- date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
- fprintf (stream, "%s (%s -> %s) %s\n", pcal_date, pcal_beg,
- pcal_end, rapt->mesg);
- break;
- default:
- EXIT (_("incoherent repetition type"));
- }
- }
- else
- {
- const long YEAR_START = calendar_start_of_year ();
- const long YEAR_END = calendar_end_of_year ();
-
- if (rapt->start < YEAR_END && rapt->start > YEAR_START)
- foreach_date_dump (YEAR_END, rapt->rpt, &rapt->exc, rapt->start,
- rapt->dur, rapt->mesg,
- (cb_dump_t)pcal_dump_apoint, stream);
- }
- }
-}
-
-/* Export appointments. */
-static void
-ical_export_apoints (FILE *stream)
-{
- llist_item_t *i;
- char ical_datetime[BUFSIZ];
-
- LLIST_TS_LOCK (&alist_p);
- LLIST_TS_FOREACH (&alist_p, i)
- {
- struct apoint *apt = LLIST_TS_GET_DATA (i);
- date_sec2date_fmt (apt->start, ICALDATETIMEFMT, ical_datetime);
- fputs ("BEGIN:VEVENT\n", stream);
- fprintf (stream, "DTSTART:%s\n", ical_datetime);
- fprintf (stream, "DURATION:P%ldDT%ldH%ldM%ldS\n",
- apt->dur / DAYINSEC,
- (apt->dur / HOURINSEC) % DAYINHOURS,
- (apt->dur / MININSEC) % HOURINMIN,
- apt->dur % MININSEC);
- fprintf (stream, "SUMMARY:%s\n", apt->mesg);
- if (apt->state & APOINT_NOTIFY)
- ical_export_valarm (stream);
- fputs ("END:VEVENT\n", stream);
- }
- LLIST_TS_UNLOCK (&alist_p);
-}
-
-static void
-pcal_export_apoints (FILE *stream)
-{
- llist_item_t *i;
-
- fputs ("\n# ============\n# Appointments\n# ============\n", stream);
- LLIST_TS_LOCK (&alist_p);
- LLIST_TS_FOREACH (&alist_p, i)
- {
- struct apoint *apt = LLIST_TS_GET_DATA (i);
- pcal_dump_apoint (stream, apt->start, apt->dur, apt->mesg);
- }
- LLIST_TS_UNLOCK (&alist_p);
- fputc ('\n', stream);
-}
-
-/* Export todo items. */
-static void
-ical_export_todo (FILE *stream)
-{
- llist_item_t *i;
-
- LLIST_FOREACH (&todolist, i)
- {
- struct todo *todo = LLIST_TS_GET_DATA (i);
- if (todo->id < 0) /* completed items */
- continue;
-
- fputs ("BEGIN:VTODO\n", stream);
- fprintf (stream, "PRIORITY:%d\n", todo->id);
- fprintf (stream, "SUMMARY:%s\n", todo->mesg);
- fputs ("END:VTODO\n", stream);
- }
-}
-
-static void
-pcal_export_todo (FILE *stream)
-{
- llist_item_t *i;
-
- fputs ("#\n# Todos\n#\n", stream);
- LLIST_FOREACH (&todolist, i)
- {
- struct todo *todo = LLIST_TS_GET_DATA (i);
- if (todo->id < 0) /* completed items */
- continue;
-
- fputs ("note all ", stream);
- fprintf (stream, "%d. %s\n", todo->id, todo->mesg);
- }
- fputc ('\n', stream);
-}
-
/* Append a line to a file. */
unsigned
io_fprintln (const char *fname, const char *fmt, ...)
@@ -1509,26 +1008,10 @@ io_export_data (enum export_type type)
if (stream == NULL)
return;
- cb_export_header[type] (stream);
-
- if (!conf.skip_progress_bar && ui_mode == UI_CURSES)
- progress_bar (PROGRESS_BAR_EXPORT, PROGRESS_BAR_EXPORT_EVENTS);
- cb_export_recur_events[type] (stream);
- cb_export_events[type] (stream);
-
- if (!conf.skip_progress_bar && ui_mode == UI_CURSES)
- progress_bar (PROGRESS_BAR_EXPORT, PROGRESS_BAR_EXPORT_APOINTS);
- cb_export_recur_apoints[type] (stream);
- cb_export_apoints[type] (stream);
-
- if (!conf.skip_progress_bar && ui_mode == UI_CURSES)
- progress_bar (PROGRESS_BAR_EXPORT, PROGRESS_BAR_EXPORT_TODO);
- cb_export_todo[type] (stream);
-
- cb_export_footer[type] (stream);
-
- if (stream != stdout)
- file_close (stream, __FILE_POS__);
+ if (type == IO_EXPORT_ICAL)
+ ical_export_data (stream);
+ else if (type == IO_EXPORT_PCAL)
+ pcal_export_data (stream);
if (!conf.skip_system_dialogs && ui_mode == UI_CURSES)
{
@@ -1561,961 +1044,6 @@ io_export_bar (void)
wins_doupdate ();
}
-/* Print a header to describe import log report format. */
-static void
-ical_log_init (FILE *log, float version)
-{
- const char *header =
- "+-------------------------------------------------------------------+\n"
- "| Calcurse icalendar import log. |\n"
- "| |\n"
- "| Items imported from icalendar file, version %1.1f |\n"
- "| Some items could not be imported, they are described hereafter. |\n"
- "| The log line format is as follows: |\n"
- "| |\n"
- "| TYPE [LINE]: DESCRIPTION |\n"
- "| |\n"
- "| where: |\n"
- "| * TYPE represents the item type ('VEVENT' or 'VTODO') |\n"
- "| * LINE is the line in the input stream at which this item begins |\n"
- "| * DESCRIPTION indicates why the item could not be imported |\n"
- "+-------------------------------------------------------------------+\n\n";
-
- if (log)
- fprintf (log, header, version);
-}
-
-/*
- * Used to build a report of the import process.
- * The icalendar item for which a problem occurs is mentioned (by giving its
- * first line inside the icalendar file), together with a message describing the
- * problem.
- */
-static void
-ical_log (FILE *log, ical_types_e type, unsigned lineno, char *msg)
-{
- const char *typestr[ICAL_TYPES] = {"VEVENT", "VTODO"};
-
- RETURN_IF (type < 0 || type >= ICAL_TYPES, _("unknown ical type"));
- if (log)
- fprintf (log, "%s [%d]: %s\n", typestr[type], lineno, msg);
-}
-
-static void
-ical_store_todo (int priority, char *mesg, char *note)
-{
- todo_add (mesg, priority, note);
- mem_free (mesg);
- erase_note (&note);
-}
-
-static void
-ical_store_event (char *mesg, char *note, long day, long end, ical_rpt_t *rpt,
- llist_t *exc)
-{
- const int EVENTID = 1;
-
- if (rpt)
- {
- recur_event_new (mesg, note, day, EVENTID, rpt->type, rpt->freq,
- rpt->until, exc);
- mem_free (rpt);
- }
- else if (end && end != day)
- {
- /* Here we have an event that spans over several days. */
- rpt = mem_malloc (sizeof (ical_rpt_t));
- rpt->type = RECUR_DAILY;
- rpt->freq = 1;
- rpt->count = 0;
- rpt->until = end;
- recur_event_new (mesg, note, day, EVENTID, rpt->type, rpt->freq,
- rpt->until, exc);
- mem_free (rpt);
- }
- else
- {
- event_new (mesg, note, day, EVENTID);
- }
- mem_free (mesg);
- erase_note (&note);
-}
-
-static void
-ical_store_apoint (char *mesg, char *note, long start, long dur,
- ical_rpt_t *rpt, llist_t *exc, int has_alarm)
-{
- char state = 0L;
-
- if (has_alarm)
- state |= APOINT_NOTIFY;
- if (rpt)
- {
- recur_apoint_new (mesg, note, start, dur, state, rpt->type, rpt->freq,
- rpt->until, exc);
- mem_free (rpt);
- }
- else
- {
- apoint_new (mesg, note, start, dur, state);
- }
- mem_free (mesg);
- erase_note (&note);
-}
-
-/*
- * Returns an allocated string representing the string given in argument once
- * unformatted.
- *
- * Note:
- * Even if the RFC2445 recommends not to have more than 75 octets on one line of
- * text, I prefer not to restrict the parsing to this size, thus I use a buffer
- * of size BUFSIZ.
- *
- * Extract from RFC2445:
- * Lines of text SHOULD NOT be longer than 75 octets, excluding the line
- * break.
- */
-static char *
-ical_unformat_line (char *line)
-{
- char *p, uline[BUFSIZ];
- int len;
-
- if (strlen (line) >= BUFSIZ)
- return NULL;
-
- bzero (uline, BUFSIZ);
- for (len = 0, p = line; *p; p++)
- {
- switch (*p)
- {
- case '\\':
- switch (*(p + 1))
- {
- case 'n':
- uline[len++] = '\n';
- p++;
- break;
- case 't':
- uline[len++] = '\t';
- p++;
- break;
- case ';':
- case ':':
- case ',':
- uline[len++] = *(p + 1);
- p++;
- break;
- default:
- uline[len++] = *p;
- break;
- }
- break;
- default:
- uline[len++] = *p;
- break;
- }
- }
-
- return mem_strdup (uline);
-}
-
-static void
-ical_readline_init (FILE *fdi, char *buf, char *lstore, unsigned *ln)
-{
- char *eol;
-
- *buf = *lstore = '\0';
- fgets (lstore, BUFSIZ, fdi);
- if ((eol = strchr(lstore, '\n')) != NULL)
- *eol = '\0';
- (*ln)++;
-}
-
-static int
-ical_readline (FILE *fdi, char *buf, char *lstore, unsigned *ln)
-{
- char *eol;
-
- strncpy (buf, lstore, BUFSIZ);
- (*ln)++;
-
- while (fgets (lstore, BUFSIZ, fdi) != NULL)
- {
- if ((eol = strchr(lstore, '\n')) != NULL)
- *eol = '\0';
- if (*lstore != SPACE && *lstore != TAB)
- break;
- strncat (buf, lstore + 1, BUFSIZ);
- buf[BUFSIZ - 1] = '\0';
- (*ln)++;
- }
-
- if (feof (fdi))
- {
- *lstore = '\0';
- if (*buf == '\0')
- return 0;
- }
-
- return 1;
-}
-
-static float
-ical_chk_header (FILE *fd, char *buf, char *lstore, unsigned *lineno)
-{
- const int HEADER_MALFORMED = -1;
- const struct string icalheader = STRING_BUILD ("BEGIN:VCALENDAR");
- float version;
-
- if (!ical_readline (fd, buf, lstore, lineno))
- return HEADER_MALFORMED;
-
- str_toupper (buf);
- if (strncmp (buf, icalheader.str, icalheader.len) != 0)
- return HEADER_MALFORMED;
-
- while (!sscanf (buf, "VERSION:%f", &version))
- {
- if (!ical_readline (fd, buf, lstore, lineno))
- return HEADER_MALFORMED;
- }
- return version;
-}
-
-/*
- * iCalendar date-time format is based on the ISO 8601 complete
- * representation. It should be something like : DATE 'T' TIME
- * where DATE is 'YYYYMMDD' and TIME is 'HHMMSS'.
- * The time and 'T' separator are optional (in the case of an day-long event).
- *
- * Optionnaly, if the type pointer is given, specify if it is an event
- * (no time is given, meaning it is an all-day event), or an appointment
- * (time is given).
- *
- * The timezone is not yet handled by calcurse.
- */
-static long
-ical_datetime2long (char *datestr, ical_vevent_e *type)
-{
- const int NOTFOUND = 0, FORMAT_DATE = 3, FORMAT_DATETIME = 5;
- struct date date;
- unsigned hour, min;
- long datelong;
- int format;
-
- format = sscanf (datestr, "%04u%02u%02uT%02u%02u",
- &date.yyyy, &date.mm, &date.dd, &hour, &min);
- if (format == FORMAT_DATE)
- {
- if (type)
- *type = EVENT;
- datelong = date2sec (date, 0, 0);
- }
- else if (format == FORMAT_DATETIME)
- {
- if (type)
- *type = APPOINTMENT;
- datelong = date2sec (date, hour, min);
- }
- else
- {
- datelong = NOTFOUND;
- }
- return datelong;
-}
-
-static long
-ical_durtime2long (char *timestr)
-{
- long timelong;
- char *p;
-
- if ((p = strchr (timestr, 'T')) == NULL)
- timelong = 0;
- else
- {
- int nbmatch;
- struct {
- unsigned hour, min, sec;
- } time;
-
- p++;
- bzero (&time, sizeof time);
- nbmatch = sscanf (p, "%uH%uM%uS", &time.hour, &time.min, &time.sec);
- if (nbmatch < 1 || nbmatch > 3)
- timelong = 0;
- else
- timelong = time.hour * HOURINSEC + time.min * MININSEC + time.sec;
- }
- return timelong;
-}
-
-/*
- * Extract from RFC2445:
- *
- * Value Name: DURATION
- *
- * Purpose: This value type is used to identify properties that contain
- * duration of time.
- *
- * Formal Definition: The value type is defined by the following
- * notation:
- *
- * dur-value = (["+"] / "-") "P" (dur-date / dur-time / dur-week)
- * dur-date = dur-day [dur-time]
- * dur-time = "T" (dur-hour / dur-minute / dur-second)
- * dur-week = 1*DIGIT "W"
- * dur-hour = 1*DIGIT "H" [dur-minute]
- * dur-minute = 1*DIGIT "M" [dur-second]
- * dur-second = 1*DIGIT "S"
- * dur-day = 1*DIGIT "D"
- *
- * Example: A duration of 15 days, 5 hours and 20 seconds would be:
- * P15DT5H0M20S
- * A duration of 7 weeks would be:
- * P7W
- */
-static long
-ical_dur2long (char *durstr)
-{
- const int NOTFOUND = -1;
- long durlong;
- char *p;
- struct {
- unsigned week, day;
- } date;
-
- bzero (&date, sizeof date);
- if ((p = strchr (durstr, 'P')) == NULL)
- durlong = NOTFOUND;
- else
- {
- p++;
- if (*p == '-')
- return NOTFOUND;
- else if (*p == '+')
- p++;
-
- if (*p == 'T') /* dur-time */
- durlong = ical_durtime2long (p);
- else if (strchr (p, 'W')) /* dur-week */
- {
- if (sscanf (p, "%u", &date.week) == 1)
- durlong = date.week * WEEKINDAYS * DAYINSEC;
- else
- durlong = NOTFOUND;
- }
- else
- {
- if (strchr (p, 'D')) /* dur-date */
- {
- if (sscanf (p, "%uD", &date.day) == 1)
- {
- durlong = date.day * DAYINSEC;
- durlong += ical_durtime2long (p);
- }
- else
- durlong = NOTFOUND;
- }
- else
- durlong = NOTFOUND;
- }
- }
- return durlong;
-}
-
-/*
- * Compute the vevent repetition end date from the repetition count.
- *
- * Extract from RFC2445:
- * The COUNT rule part defines the number of occurrences at which to
- * range-bound the recurrence. The "DTSTART" property value, if specified,
- * counts as the first occurrence.
- */
-static long
-ical_compute_rpt_until (long start, ical_rpt_t *rpt)
-{
- long until;
-
- switch (rpt->type)
- {
- case RECUR_DAILY:
- until = date_sec_change (start, 0, rpt->freq * (rpt->count - 1));
- break;
- case RECUR_WEEKLY:
- until = date_sec_change (start, 0,
- rpt->freq * WEEKINDAYS * (rpt->count - 1));
- break;
- case RECUR_MONTHLY:
- until = date_sec_change (start, rpt->freq * (rpt->count - 1), 0);
- break;
- case RECUR_YEARLY:
- until = date_sec_change (start, rpt->freq * 12 * (rpt->count - 1), 0);
- break;
- default:
- until = 0;
- break;
- /* NOTREACHED */
- }
- return until;
-}
-
-/*
- * Read a recurrence rule from an iCalendar RRULE string.
- *
- * Value Name: RECUR
- *
- * Purpose: This value type is used to identify properties that contain
- * a recurrence rule specification.
- *
- * Formal Definition: The value type is defined by the following
- * notation:
- *
- * recur = "FREQ"=freq *(
- *
- * ; either UNTIL or COUNT may appear in a 'recur',
- * ; but UNTIL and COUNT MUST NOT occur in the same 'recur'
- *
- * ( ";" "UNTIL" "=" enddate ) /
- * ( ";" "COUNT" "=" 1*DIGIT ) /
- *
- * ; the rest of these keywords are optional,
- * ; but MUST NOT occur more than
- * ; once
- *
- * ( ";" "INTERVAL" "=" 1*DIGIT ) /
- * ( ";" "BYSECOND" "=" byseclist ) /
- * ( ";" "BYMINUTE" "=" byminlist ) /
- * ( ";" "BYHOUR" "=" byhrlist ) /
- * ( ";" "BYDAY" "=" bywdaylist ) /
- * ( ";" "BYMONTHDAY" "=" bymodaylist ) /
- * ( ";" "BYYEARDAY" "=" byyrdaylist ) /
- * ( ";" "BYWEEKNO" "=" bywknolist ) /
- * ( ";" "BYMONTH" "=" bymolist ) /
- * ( ";" "BYSETPOS" "=" bysplist ) /
- * ( ";" "WKST" "=" weekday ) /
- * ( ";" x-name "=" text )
- * )
-*/
-static ical_rpt_t *
-ical_read_rrule (FILE *log, char *rrulestr, unsigned *noskipped,
- const int itemline)
-{
- const struct string daily = STRING_BUILD ("DAILY");
- const struct string weekly = STRING_BUILD ("WEEKLY");
- const struct string monthly = STRING_BUILD ("MONTHLY");
- const struct string yearly = STRING_BUILD ("YEARLY");
- const struct string count = STRING_BUILD ("COUNT=");
- const struct string interv = STRING_BUILD ("INTERVAL=");
- unsigned interval;
- ical_rpt_t *rpt;
- char *p;
-
- rpt = NULL;
- if ((p = strchr (rrulestr, ':')) != NULL)
- {
- char freqstr[BUFSIZ];
-
- p++;
- rpt = mem_malloc (sizeof (ical_rpt_t));
- bzero (rpt, sizeof (ical_rpt_t));
- if (sscanf (p, "FREQ=%s", freqstr) != 1)
- {
- ical_log (log, ICAL_VEVENT, itemline,
- _("recurrence frequence not found."));
- (*noskipped)++;
- mem_free (rpt);
- return NULL;
- }
- else
- {
- if (strncmp (freqstr, daily.str, daily.len) == 0)
- rpt->type = RECUR_DAILY;
- else if (strncmp (freqstr, weekly.str, weekly.len) == 0)
- rpt->type = RECUR_WEEKLY;
- else if (strncmp (freqstr, monthly.str, monthly.len) == 0)
- rpt->type = RECUR_MONTHLY;
- else if (strncmp (freqstr, yearly.str, yearly.len) == 0)
- rpt->type = RECUR_YEARLY;
- else
- {
- ical_log (log, ICAL_VEVENT, itemline,
- _("recurrence frequence not recognized."));
- (*noskipped)++;
- mem_free (rpt);
- return NULL;
- }
- }
- /*
- The UNTIL rule part defines a date-time value which bounds the
- recurrence rule in an inclusive manner. If not present, and the
- COUNT rule part is also not present, the RRULE is considered to
- repeat forever.
-
- The COUNT rule part defines the number of occurrences at which to
- range-bound the recurrence. The "DTSTART" property value, if
- specified, counts as the first occurrence.
- */
- if ((p = strstr (rrulestr, "UNTIL")) != NULL)
- {
- char *untilstr;
-
- untilstr = strchr (p, '=');
- rpt->until = ical_datetime2long (++untilstr, NULL);
- }
- else
- {
- unsigned cnt;
- char *countstr;
-
- if ((countstr = strstr (rrulestr, count.str)) != NULL)
- {
- countstr += count.len;
- if (sscanf (countstr, "%u", &cnt) != 1)
- {
- rpt->until = 0;
- /* endless repetition */
- }
- else
- {
- rpt->count = cnt;
- }
- }
- else
- rpt->until = 0;
- }
-
- if ((p = strstr (rrulestr, interv.str)) != NULL)
- {
- p += interv.len;
- if (sscanf (p, "%u", &interval) != 1)
- {
- rpt->freq = 1;
- /* default frequence if none specified */
- }
- else
- {
- rpt->freq = interval;
- }
- }
- else
- {
- rpt->freq = 1;
- }
- }
- else
- {
- ical_log (log, ICAL_VEVENT, itemline, _("recurrence rule malformed."));
- (*noskipped)++;
- }
- return rpt;
-}
-
-static void
-ical_add_exc (llist_t *exc_head, long date)
-{
- if (date != 0)
- {
- struct excp *exc = mem_malloc (sizeof (struct excp));
- exc->st = date;
-
- LLIST_ADD (exc_head, exc);
- }
-}
-
-/*
- * This property defines the list of date/time exceptions for a
- * recurring calendar component.
- */
-void
-ical_read_exdate (llist_t *exc, FILE *log, char *exstr, unsigned *noskipped,
- const int itemline)
-{
- char *p, *q;
- long date;
-
- LLIST_INIT (exc);
- if ((p = strchr (exstr, ':')) != NULL)
- {
- p++;
- while ((q = strchr (p, ',')) != NULL)
- {
- char buf[BUFSIZ];
- const int buflen = q - p;
-
- strncpy (buf, p, buflen);
- buf[buflen] = '\0';
- date = ical_datetime2long (buf, NULL);
- ical_add_exc (exc, date);
- p = ++q;
- }
- date = ical_datetime2long (p, NULL);
- ical_add_exc (exc, date);
- }
- else
- {
- ical_log (log, ICAL_VEVENT, itemline,
- _("recurrence exception dates malformed."));
- (*noskipped)++;
- }
-}
-
-/* Return an allocated string containing the name of the newly created note. */
-static char *
-ical_read_note (char *line, unsigned *noskipped, ical_vevent_e item_type,
- const int itemline, FILE *log)
-{
- char *sha1 = mem_malloc (SHA1_DIGESTLEN * 2 + 1);
- char *p, *notestr, fullnotename[BUFSIZ];
- FILE *fdo;
-
- if ((p = strchr (line, ':')) != NULL)
- {
- p++;
- notestr = ical_unformat_line (p);
- if (notestr == NULL)
- {
- ical_log (log, item_type, itemline,
- _("could not get entire item description."));
- (*noskipped)++;
- return NULL;
- }
- else if (strlen (notestr) == 0)
- {
- mem_free (notestr);
- return NULL;
- }
- else
- {
- sha1_digest (notestr, sha1);
- snprintf (fullnotename, BUFSIZ, "%s%s", path_notes, sha1);
- fdo = fopen (fullnotename, "w");
- EXIT_IF (fdo == NULL, _("Warning: could not open %s, Aborting..."),
- fullnotename);
- fprintf (fdo, "%s", notestr);
- file_close (fdo, __FILE_POS__);
- mem_free (notestr);
- return sha1;
- }
- }
- else
- {
- ical_log (log, item_type, itemline, _("description malformed."));
- (*noskipped)++;
- return NULL;
- }
-}
-
-/* Returns an allocated string containing the ical item summary. */
-static char *
-ical_read_summary (char *line)
-{
- char *p, *summary;
-
- if ((p = strchr (line, ':')) != NULL)
- {
- p++;
- summary = ical_unformat_line (p);
- return summary;
- }
- else
- return NULL;
-}
-
-static void
-ical_read_event (FILE *fdi, FILE *log, unsigned *noevents, unsigned *noapoints,
- unsigned *noskipped, char *buf, char *lstore,
- unsigned *lineno)
-{
- const int ITEMLINE = *lineno;
- const struct string endevent = STRING_BUILD ("END:VEVENT");
- const struct string summary = STRING_BUILD ("SUMMARY");
- const struct string dtstart = STRING_BUILD ("DTSTART");
- const struct string dtend = STRING_BUILD ("DTEND");
- const struct string duration = STRING_BUILD ("DURATION");
- const struct string rrule = STRING_BUILD ("RRULE");
- const struct string exdate = STRING_BUILD ("EXDATE");
- const struct string alarm = STRING_BUILD ("BEGIN:VALARM");
- const struct string endalarm = STRING_BUILD ("END:VALARM");
- const struct string desc = STRING_BUILD ("DESCRIPTION");
- ical_vevent_e vevent_type;
- char *p, buf_upper[BUFSIZ];
- struct {
- llist_t exc;
- ical_rpt_t *rpt;
- char *mesg, *note;
- long start, end, dur;
- int has_alarm;
- } vevent;
- int skip_alarm;
-
- vevent_type = UNDEFINED;
- bzero (&vevent, sizeof vevent);
- skip_alarm = 0;
- while (ical_readline (fdi, buf, lstore, lineno))
- {
- strncpy (buf_upper, buf, BUFSIZ);
- buf_upper[BUFSIZ - 1] = '\0';
- str_toupper (buf_upper);
-
- if (skip_alarm)
- {
- /* Need to skip VALARM properties because some keywords could
- interfere, such as DURATION, SUMMARY,.. */
- if (strncmp (buf_upper, endalarm.str, endalarm.len) == 0)
- skip_alarm = 0;
- continue;
- }
- if (strncmp (buf_upper, endevent.str, endevent.len) == 0)
- {
- if (vevent.mesg)
- {
- if (vevent.rpt && vevent.rpt->count)
- vevent.rpt->until = ical_compute_rpt_until (vevent.start,
- vevent.rpt);
-
- switch (vevent_type)
- {
- case APPOINTMENT:
- if (vevent.start == 0)
- {
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("appointment has no start time."));
- goto cleanup;
- }
- if (vevent.dur == 0)
- {
- if (vevent.end == 0)
- {
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("could not compute duration "
- "(no end time)."));
- goto cleanup;
- }
- else if (vevent.start == vevent.end)
- {
- vevent_type = EVENT;
- vevent.end = 0L;
- ical_store_event (vevent.mesg, vevent.note,
- vevent.start, vevent.end,
- vevent.rpt, &vevent.exc);
- (*noevents)++;
- return;
- }
- else
- {
- vevent.dur = vevent.end - vevent.start;
- if (vevent.dur < 0)
- {
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("item has a negative duration."));
- goto cleanup;
- }
- }
- }
- ical_store_apoint (vevent.mesg, vevent.note, vevent.start,
- vevent.dur, vevent.rpt, &vevent.exc,
- vevent.has_alarm);
- (*noapoints)++;
- break;
- case EVENT:
- if (vevent.start == 0)
- {
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("event date is not defined."));
- goto cleanup;
- }
- ical_store_event (vevent.mesg, vevent.note, vevent.start,
- vevent.end, vevent.rpt, &vevent.exc);
- (*noevents)++;
- break;
- case UNDEFINED:
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("item could not be identified."));
- goto cleanup;
- break;
- }
- }
- else
- {
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("could not retrieve item summary."));
- goto cleanup;
- }
- return;
- }
- else
- {
- if (strncmp (buf_upper, dtstart.str, dtstart.len) == 0)
- {
- if ((p = strchr (buf, ':')) != NULL)
- vevent.start = ical_datetime2long (++p, &vevent_type);
- if (!vevent.start)
- {
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("could not retrieve event start time."));
- goto cleanup;
- }
- }
- else if (strncmp (buf_upper, dtend.str, dtend.len) == 0)
- {
- if ((p = strchr (buf, ':')) != NULL)
- vevent.end = ical_datetime2long (++p, &vevent_type);
- if (!vevent.end)
- {
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("could not retrieve event end time."));
- goto cleanup;
- }
- }
- else if (strncmp (buf_upper, duration.str, duration.len) == 0)
- {
- if ((vevent.dur = ical_dur2long (buf)) <= 0)
- {
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("item duration malformed."));
- goto cleanup;
- }
- }
- else if (strncmp (buf_upper, rrule.str, rrule.len) == 0)
- {
- vevent.rpt = ical_read_rrule (log, buf, noskipped, ITEMLINE);
- }
- else if (strncmp (buf_upper, exdate.str, exdate.len) == 0)
- {
- ical_read_exdate (&vevent.exc, log, buf, noskipped, ITEMLINE);
- }
- else if (strncmp (buf_upper, summary.str, summary.len) == 0)
- {
- vevent.mesg = ical_read_summary (buf);
- }
- else if (strncmp (buf_upper, alarm.str, alarm.len) == 0)
- {
- skip_alarm = 1;
- vevent.has_alarm = 1;
- }
- else if (strncmp (buf_upper, desc.str, desc.len) == 0)
- {
- vevent.note = ical_read_note (buf, noskipped, ICAL_VEVENT,
- ITEMLINE, log);
- }
- }
- }
- ical_log (log, ICAL_VEVENT, ITEMLINE,
- _("The ical file seems to be malformed. "
- "The end of item was not found."));
-
-cleanup:
-
- if (vevent.note)
- mem_free (vevent.note);
- if (vevent.mesg)
- mem_free (vevent.mesg);
- if (vevent.rpt)
- mem_free (vevent.rpt);
- LLIST_FREE (&vevent.exc);
- (*noskipped)++;
-}
-
-static void
-ical_read_todo (FILE *fdi, FILE *log, unsigned *notodos, unsigned *noskipped,
- char *buf, char *lstore, unsigned *lineno)
-{
- const struct string endtodo = STRING_BUILD ("END:VTODO");
- const struct string summary = STRING_BUILD ("SUMMARY");
- const struct string alarm = STRING_BUILD ("BEGIN:VALARM");
- const struct string endalarm = STRING_BUILD ("END:VALARM");
- const struct string desc = STRING_BUILD ("DESCRIPTION");
- const int LOWEST = 9;
- const int ITEMLINE = *lineno;
- char buf_upper[BUFSIZ];
- struct {
- char *mesg, *note;
- int has_priority, priority;
- } vtodo;
- int skip_alarm;
-
- bzero (&vtodo, sizeof vtodo);
- skip_alarm = 0;
- while (ical_readline (fdi, buf, lstore, lineno))
- {
- strncpy (buf_upper, buf, BUFSIZ);
- buf_upper[BUFSIZ - 1] = '\0';
- str_toupper (buf_upper);
- if (skip_alarm)
- {
- /* Need to skip VALARM properties because some keywords could
- interfere, such as DURATION, SUMMARY,.. */
- if (strncmp (buf_upper, endalarm.str, endalarm.len) == 0)
- skip_alarm = 0;
- continue;
- }
- if (strncmp (buf_upper, endtodo.str, endtodo.len) == 0)
- {
- if (!vtodo.has_priority)
- vtodo.priority = LOWEST;
- if (vtodo.mesg)
- {
- ical_store_todo (vtodo.priority, vtodo.mesg, vtodo.note);
- (*notodos)++;
- }
- else
- {
- ical_log (log, ICAL_VTODO, ITEMLINE,
- _("could not retrieve item summary."));
- goto cleanup;
- }
- return;
- }
- else
- {
- int tmpint;
-
- if (sscanf (buf_upper, "PRIORITY:%d", &tmpint) == 1)
- {
- if (tmpint <= 9 && tmpint >= 1)
- {
- vtodo.priority = tmpint;
- vtodo.has_priority = 1;
- }
- else
- {
- ical_log (log, ICAL_VTODO, ITEMLINE,
- _("item priority is not acceptable "
- "(must be between 1 and 9)."));
- vtodo.priority = LOWEST;
- }
- }
- else if (strncmp (buf_upper, summary.str, summary.len) == 0)
- {
- vtodo.mesg = ical_read_summary (buf);
- }
- else if (strncmp (buf_upper, alarm.str, alarm.len) == 0)
- {
- skip_alarm = 1;
- }
- else if (strncmp (buf_upper, desc.str, desc.len) == 0)
- {
- vtodo.note = ical_read_note (buf, noskipped, ICAL_VTODO,
- ITEMLINE, log);
- }
- }
- }
- ical_log (log, ICAL_VTODO, ITEMLINE,
- _("The ical file seems to be malformed. "
- "The end of item was not found."));
-
-cleanup:
-
- if (vtodo.note)
- mem_free (vtodo.note);
- if (vtodo.mesg)
- mem_free (vtodo.mesg);
- (*noskipped)++;
-}
-
static FILE *
get_import_stream (enum export_type type)
{
@@ -2560,14 +1088,10 @@ get_import_stream (enum export_type type)
void
io_import_data (enum import_type type, char *stream_name)
{
- const struct string vevent = STRING_BUILD ("BEGIN:VEVENT");
- const struct string vtodo = STRING_BUILD ("BEGIN:VTODO");
char *proc_report = _("Import process report: %04d lines read ");
char stats_str[4][BUFSIZ];
- char buf[BUFSIZ], lstore[BUFSIZ];
FILE *stream = NULL;
struct io_file *log;
- float ical_version;
struct {
unsigned events, apoints, todos, lines, skipped;
} stats;
@@ -2593,11 +1117,6 @@ io_import_data (enum import_type type, char *stream_name)
return;
bzero (&stats, sizeof stats);
- ical_readline_init (stream, buf, lstore, &stats.lines);
- ical_version = ical_chk_header (stream, buf, lstore, &stats.lines);
- RETURN_IF (ical_version < 0,
- _("Warning: ical header malformed or wrong version number. "
- "Aborting..."));
log = io_log_init ();
if (log == NULL)
@@ -2606,23 +1125,11 @@ io_import_data (enum import_type type, char *stream_name)
file_close (stream, __FILE_POS__);
return;
}
- ical_log_init (log->fd, ical_version);
- while (ical_readline (stream, buf, lstore, &stats.lines))
- {
- stats.lines++;
- str_toupper (buf);
- if (strncmp (buf, vevent.str, vevent.len) == 0)
- {
- ical_read_event (stream, log->fd, &stats.events, &stats.apoints,
- &stats.skipped, buf, lstore, &stats.lines);
- }
- else if (strncmp (buf, vtodo.str, vtodo.len) == 0)
- {
- ical_read_todo (stream, log->fd, &stats.todos, &stats.skipped,
- buf, lstore, &stats.lines);
- }
- }
+ if (type == IO_IMPORT_ICAL)
+ ical_import_data (stream, log->fd, &stats.events, &stats.apoints,
+ &stats.todos, &stats.lines, &stats.skipped);
+
if (stream != stdin)
file_close (stream, __FILE_POS__);
diff --git a/src/pcal.c b/src/pcal.c
new file mode 100644
index 0000000..0046739
--- /dev/null
+++ b/src/pcal.c
@@ -0,0 +1,317 @@
+/*
+ * Calcurse - text-based organizer
+ *
+ * Copyright (c) 2004-2011 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 <sys/types.h>
+
+#include "calcurse.h"
+
+/* Static functions used to add export functionalities. */
+static void pcal_export_header (FILE *);
+static void pcal_export_recur_events (FILE *);
+static void pcal_export_events (FILE *);
+static void pcal_export_recur_apoints (FILE *);
+static void pcal_export_apoints (FILE *);
+static void pcal_export_todo (FILE *);
+static void pcal_export_footer (FILE *);
+
+/* Type definition for callbacks to export functions. */
+typedef void (*cb_dump_t)(FILE *, long, long, char *);
+
+/*
+ * Travel through each occurence of an item, and execute the given callback
+ * (mainly used to export data).
+ */
+static void
+foreach_date_dump (const long date_end, struct rpt *rpt, llist_t *exc,
+ long item_first_date, long item_dur, char *item_mesg,
+ cb_dump_t cb_dump, FILE *stream)
+{
+ long date, item_time;
+ struct tm lt;
+ time_t t;
+
+ t = item_first_date;
+ lt = *localtime (&t);
+ lt.tm_hour = lt.tm_min = lt.tm_sec = 0;
+ lt.tm_isdst = -1;
+ date = mktime (&lt);
+ item_time = item_first_date - date;
+
+ while (date <= date_end && date <= rpt->until)
+ {
+ if (recur_item_inday (item_first_date, item_dur, exc, rpt->type,
+ rpt->freq, rpt->until, date))
+ {
+ (*cb_dump)(stream, date + item_time, item_dur, item_mesg);
+ }
+ switch (rpt->type)
+ {
+ case RECUR_DAILY:
+ date = date_sec_change (date, 0, rpt->freq);
+ break;
+ case RECUR_WEEKLY:
+ date = date_sec_change (date, 0, rpt->freq * WEEKINDAYS);
+ break;
+ case RECUR_MONTHLY:
+ date = date_sec_change (date, rpt->freq, 0);
+ break;
+ case RECUR_YEARLY:
+ date = date_sec_change (date, rpt->freq * 12, 0);
+ break;
+ default:
+ EXIT (_("incoherent repetition type"));
+ /* NOTREACHED */
+ break;
+ }
+ }
+}
+
+static void
+pcal_export_header (FILE *stream)
+{
+ fputs ("# calcurse pcal export\n", stream);
+ fputs ("\n# =======\n# options\n# =======\n", stream);
+ fprintf (stream, "opt -A -K -l -m -F %s\n",
+ calendar_week_begins_on_monday () ? "Monday" : "Sunday");
+ fputs ("# Display week number (i.e. 1-52) on every Monday\n", stream);
+ fprintf (stream, "all monday in all %s %%w\n", _("Week"));
+ fputc ('\n', stream);
+}
+
+static void
+pcal_export_footer (FILE *stream)
+{
+}
+
+/* Format and dump event data to a pcal formatted file. */
+static void
+pcal_dump_event (FILE *stream, long event_date, long event_dur,
+ char *event_mesg)
+{
+ char pcal_date[BUFSIZ];
+
+ date_sec2date_fmt (event_date, "%b %d", pcal_date);
+ fprintf (stream, "%s %s\n", pcal_date, event_mesg);
+}
+
+/* Format and dump appointment data to a pcal formatted file. */
+static void
+pcal_dump_apoint (FILE *stream, long apoint_date, long apoint_dur,
+ char *apoint_mesg)
+{
+ char pcal_date[BUFSIZ], pcal_beg[BUFSIZ], pcal_end[BUFSIZ];
+
+ date_sec2date_fmt (apoint_date, "%b %d", pcal_date);
+ date_sec2date_fmt (apoint_date, "%R", pcal_beg);
+ date_sec2date_fmt (apoint_date + apoint_dur, "%R", pcal_end);
+ fprintf (stream, "%s ", pcal_date);
+ fprintf (stream, "(%s -> %s) %s\n", pcal_beg, pcal_end, apoint_mesg);
+}
+
+static void
+pcal_export_recur_events (FILE *stream)
+{
+ llist_item_t *i;
+ char pcal_date[BUFSIZ];
+
+ fputs ("\n# =============", stream);
+ fputs ("\n# Recur. Events", stream);
+ fputs ("\n# =============\n", stream);
+ fputs ("# (pcal does not support from..until dates specification\n", stream);
+
+ LLIST_FOREACH (&recur_elist, i)
+ {
+ struct recur_event *rev = LLIST_GET_DATA (i);
+ if (rev->rpt->until == 0 && rev->rpt->freq == 1)
+ {
+ switch (rev->rpt->type)
+ {
+ case RECUR_DAILY:
+ date_sec2date_fmt (rev->day, "%b %d", pcal_date);
+ fprintf (stream, "all day on_or_after %s %s\n", pcal_date,
+ rev->mesg);
+ break;
+ case RECUR_WEEKLY:
+ date_sec2date_fmt (rev->day, "%a", pcal_date);
+ fprintf (stream, "all %s on_or_after ", pcal_date);
+ date_sec2date_fmt (rev->day, "%b %d", pcal_date);
+ fprintf (stream, "%s %s\n", pcal_date, rev->mesg);
+ break;
+ case RECUR_MONTHLY:
+ date_sec2date_fmt (rev->day, "%d", pcal_date);
+ fprintf (stream, "day on all %s %s\n", pcal_date, rev->mesg);
+ break;
+ case RECUR_YEARLY:
+ date_sec2date_fmt (rev->day, "%b %d", pcal_date);
+ fprintf (stream, "%s %s\n", pcal_date, rev->mesg);
+ break;
+ default:
+ EXIT (_("incoherent repetition type"));
+ }
+ }
+ else
+ {
+ const long YEAR_START = calendar_start_of_year ();
+ const long YEAR_END = calendar_end_of_year ();
+
+ if (rev->day < YEAR_END && rev->day > YEAR_START)
+ foreach_date_dump (YEAR_END, rev->rpt, &rev->exc, rev->day, 0,
+ rev->mesg, (cb_dump_t) pcal_dump_event, stream);
+ }
+ }
+}
+
+static void
+pcal_export_events (FILE *stream)
+{
+ llist_item_t *i;
+
+ fputs ("\n# ======\n# Events\n# ======\n", stream);
+ LLIST_FOREACH (&eventlist, i)
+ {
+ struct event *ev = LLIST_TS_GET_DATA (i);
+ pcal_dump_event (stream, ev->day, 0, ev->mesg);
+ }
+ fputc ('\n', stream);
+}
+
+static void
+pcal_export_recur_apoints (FILE *stream)
+{
+ llist_item_t *i;
+ char pcal_date[BUFSIZ], pcal_beg[BUFSIZ], pcal_end[BUFSIZ];
+
+ fputs ("\n# ==============", stream);
+ fputs ("\n# Recur. Apoints", stream);
+ fputs ("\n# ==============\n", stream);
+ fputs ("# (pcal does not support from..until dates specification\n", stream);
+
+ LLIST_TS_FOREACH (&recur_alist_p, i)
+ {
+ struct recur_apoint *rapt = LLIST_TS_GET_DATA (i);
+
+ if (rapt->rpt->until == 0 && rapt->rpt->freq == 1)
+ {
+ date_sec2date_fmt (rapt->start, "%R", pcal_beg);
+ date_sec2date_fmt (rapt->start + rapt->dur, "%R", pcal_end);
+ switch (rapt->rpt->type)
+ {
+ case RECUR_DAILY:
+ date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
+ fprintf (stream, "all day on_or_after %s (%s -> %s) %s\n",
+ pcal_date, pcal_beg, pcal_end, rapt->mesg);
+ break;
+ case RECUR_WEEKLY:
+ date_sec2date_fmt (rapt->start, "%a", pcal_date);
+ fprintf (stream, "all %s on_or_after ", pcal_date);
+ date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
+ fprintf (stream, "%s (%s -> %s) %s\n", pcal_date, pcal_beg,
+ pcal_end, rapt->mesg);
+ break;
+ case RECUR_MONTHLY:
+ date_sec2date_fmt (rapt->start, "%d", pcal_date);
+ fprintf (stream, "day on all %s (%s -> %s) %s\n", pcal_date,
+ pcal_beg, pcal_end, rapt->mesg);
+ break;
+ case RECUR_YEARLY:
+ date_sec2date_fmt (rapt->start, "%b %d", pcal_date);
+ fprintf (stream, "%s (%s -> %s) %s\n", pcal_date, pcal_beg,
+ pcal_end, rapt->mesg);
+ break;
+ default:
+ EXIT (_("incoherent repetition type"));
+ }
+ }
+ else
+ {
+ const long YEAR_START = calendar_start_of_year ();
+ const long YEAR_END = calendar_end_of_year ();
+
+ if (rapt->start < YEAR_END && rapt->start > YEAR_START)
+ foreach_date_dump (YEAR_END, rapt->rpt, &rapt->exc, rapt->start,
+ rapt->dur, rapt->mesg,
+ (cb_dump_t)pcal_dump_apoint, stream);
+ }
+ }
+}
+
+static void
+pcal_export_apoints (FILE *stream)
+{
+ llist_item_t *i;
+
+ fputs ("\n# ============\n# Appointments\n# ============\n", stream);
+ LLIST_TS_LOCK (&alist_p);
+ LLIST_TS_FOREACH (&alist_p, i)
+ {
+ struct apoint *apt = LLIST_TS_GET_DATA (i);
+ pcal_dump_apoint (stream, apt->start, apt->dur, apt->mesg);
+ }
+ LLIST_TS_UNLOCK (&alist_p);
+ fputc ('\n', stream);
+}
+
+static void
+pcal_export_todo (FILE *stream)
+{
+ llist_item_t *i;
+
+ fputs ("#\n# Todos\n#\n", stream);
+ LLIST_FOREACH (&todolist, i)
+ {
+ struct todo *todo = LLIST_TS_GET_DATA (i);
+ if (todo->id < 0) /* completed items */
+ continue;
+
+ fputs ("note all ", stream);
+ fprintf (stream, "%d. %s\n", todo->id, todo->mesg);
+ }
+ fputc ('\n', stream);
+}
+
+/* Export calcurse data. */
+void
+pcal_export_data (FILE *stream)
+{
+ pcal_export_header (stream);
+ pcal_export_recur_events (stream);
+ pcal_export_events (stream);
+ pcal_export_recur_apoints (stream);
+ pcal_export_apoints (stream);
+ pcal_export_todo (stream);
+ pcal_export_footer (stream);
+}
+