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Diffstat (limited to 'calendar/gui/comp-util.c')
| -rw-r--r-- | calendar/gui/comp-util.c | 342 |
1 files changed, 0 insertions, 342 deletions
diff --git a/calendar/gui/comp-util.c b/calendar/gui/comp-util.c deleted file mode 100644 index 170adb0cf5..0000000000 --- a/calendar/gui/comp-util.c +++ /dev/null @@ -1,342 +0,0 @@ -/* Evolution calendar - Utilities for manipulating ECalComponent objects - * - * Copyright (C) 2000 Ximian, Inc. - * Copyright (C) 2000 Ximian, Inc. - * - * Author: Federico Mena-Quintero <federico@ximian.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <string.h> -#include "calendar-config.h" -#include "comp-util.h" -#include "dialogs/delete-comp.h" - - - -/** - * cal_comp_util_add_exdate: - * @comp: A calendar component object. - * @itt: Time for the exception. - * - * Adds an exception date to the current list of EXDATE properties in a calendar - * component object. - **/ -void -cal_comp_util_add_exdate (ECalComponent *comp, time_t t, icaltimezone *zone) -{ - GSList *list; - ECalComponentDateTime *cdt; - - g_return_if_fail (comp != NULL); - g_return_if_fail (E_IS_CAL_COMPONENT (comp)); - - e_cal_component_get_exdate_list (comp, &list); - - cdt = g_new (ECalComponentDateTime, 1); - cdt->value = g_new (struct icaltimetype, 1); - *cdt->value = icaltime_from_timet_with_zone (t, FALSE, zone); - cdt->tzid = g_strdup (icaltimezone_get_tzid (zone)); - - list = g_slist_append (list, cdt); - e_cal_component_set_exdate_list (comp, list); - e_cal_component_free_exdate_list (list); -} - - - -/* Returns TRUE if the TZIDs are equivalent, i.e. both NULL or the same. */ -static gboolean -e_cal_component_compare_tzid (const char *tzid1, const char *tzid2) -{ - gboolean retval = TRUE; - - if (tzid1) { - if (!tzid2 || strcmp (tzid1, tzid2)) - retval = FALSE; - } else { - if (tzid2) - retval = FALSE; - } - - return retval; -} - -/** - * cal_comp_util_compare_event_timezones: - * @comp: A calendar component object. - * @client: A #ECal. - * - * Checks if the component uses the given timezone for both the start and - * the end time, or if the UTC offsets of the start and end times are the same - * as in the given zone. - * - * Returns: TRUE if the component's start and end time are at the same UTC - * offset in the given timezone. - **/ -gboolean -cal_comp_util_compare_event_timezones (ECalComponent *comp, - ECal *client, - icaltimezone *zone) -{ - ECalComponentDateTime start_datetime, end_datetime; - const char *tzid; - gboolean retval = FALSE; - icaltimezone *start_zone, *end_zone; - int offset1, offset2; - - tzid = icaltimezone_get_tzid (zone); - - e_cal_component_get_dtstart (comp, &start_datetime); - e_cal_component_get_dtend (comp, &end_datetime); - - /* If either the DTSTART or the DTEND is a DATE value, we return TRUE. - Maybe if one was a DATE-TIME we should check that, but that should - not happen often. */ - if ((start_datetime.value && start_datetime.value->is_date) - || (end_datetime.value && end_datetime.value->is_date)) { - retval = TRUE; - goto out; - } - - /* If the event uses UTC for DTSTART & DTEND, return TRUE. Outlook - will send single events as UTC, so we don't want to mark all of - these. */ - if ((!start_datetime.value || start_datetime.value->is_utc) - && (!end_datetime.value || end_datetime.value->is_utc)) { - retval = TRUE; - goto out; - } - - /* If the event uses floating time for DTSTART & DTEND, return TRUE. - Imported vCalendar files will use floating times, so we don't want - to mark all of these. */ - if (!start_datetime.tzid && !end_datetime.tzid) { - retval = TRUE; - goto out; - } - - /* FIXME: DURATION may be used instead. */ - if (e_cal_component_compare_tzid (tzid, start_datetime.tzid) - && e_cal_component_compare_tzid (tzid, end_datetime.tzid)) { - /* If both TZIDs are the same as the given zone's TZID, then - we know the timezones are the same so we return TRUE. */ - retval = TRUE; - } else { - /* If the TZIDs differ, we have to compare the UTC offsets - of the start and end times, using their own timezones and - the given timezone. */ - if (!e_cal_get_timezone (client, start_datetime.tzid, - &start_zone, NULL)) - goto out; - - if (start_datetime.value) { - offset1 = icaltimezone_get_utc_offset (start_zone, - start_datetime.value, - NULL); - offset2 = icaltimezone_get_utc_offset (zone, - start_datetime.value, - NULL); - if (offset1 != offset2) - goto out; - } - - if (!e_cal_get_timezone (client, end_datetime.tzid, - &end_zone, NULL)) - goto out; - - if (end_datetime.value) { - offset1 = icaltimezone_get_utc_offset (end_zone, - end_datetime.value, - NULL); - offset2 = icaltimezone_get_utc_offset (zone, - end_datetime.value, - NULL); - if (offset1 != offset2) - goto out; - } - - retval = TRUE; - } - - out: - - e_cal_component_free_datetime (&start_datetime); - e_cal_component_free_datetime (&end_datetime); - - return retval; -} - -/** - * cal_comp_confirm_delete_empty_comp: - * @comp: A calendar component. - * @client: Calendar client where the component purportedly lives. - * @widget: Widget to be used as the basis for UTF8 conversion. - * - * Assumming a calendar component with an empty SUMMARY property (as per - * string_is_empty()), asks whether the user wants to delete it based on - * whether the appointment is on the calendar server or not. If the - * component is on the server, this function will present a confirmation - * dialog and delete the component if the user tells it to. If the component - * is not on the server it will just return TRUE. - * - * Return value: A result code indicating whether the component - * was not on the server and is to be deleted locally, whether it - * was on the server and the user deleted it, or whether the - * user cancelled the deletion. - **/ -gboolean -cal_comp_is_on_server (ECalComponent *comp, ECal *client) -{ - const char *uid; - icalcomponent *icalcomp; - GError *error = NULL; - - g_return_val_if_fail (comp != NULL, FALSE); - g_return_val_if_fail (E_IS_CAL_COMPONENT (comp), FALSE); - g_return_val_if_fail (client != NULL, FALSE); - g_return_val_if_fail (E_IS_CAL (client), FALSE); - - /* See if the component is on the server. If it is not, then it likely - * means that the appointment is new, only in the day view, and we - * haven't added it yet to the server. In that case, we don't need to - * confirm and we can just delete the event. Otherwise, we ask - * the user. - */ - e_cal_component_get_uid (comp, &uid); - - if (e_cal_get_object (client, uid, NULL, &icalcomp, &error)) { - icalcomponent_free (icalcomp); - - return TRUE; - } - - if (error->code != E_CALENDAR_STATUS_OBJECT_NOT_FOUND) - g_warning (G_STRLOC ": %s", error->message); - - g_clear_error (&error); - - return FALSE; -} - -/** - * cal_comp_event_new_with_defaults: - * - * Creates a new VEVENT component and adds any default alarms to it as set in - * the program's configuration values. - * - * Return value: A newly-created calendar component. - **/ -ECalComponent * -cal_comp_event_new_with_defaults (ECal *client) -{ - icalcomponent *icalcomp; - ECalComponent *comp; - int interval; - CalUnits units; - ECalComponentAlarm *alarm; - icalproperty *icalprop; - ECalComponentAlarmTrigger trigger; - - if (!e_cal_get_default_object (client, &icalcomp, NULL)) - return NULL; - - comp = e_cal_component_new (); - if (!e_cal_component_set_icalcomponent (comp, icalcomp)) { - g_object_unref (comp); - icalcomponent_free (icalcomp); - return NULL; - } - - if (!calendar_config_get_use_default_reminder ()) - return comp; - - interval = calendar_config_get_default_reminder_interval (); - units = calendar_config_get_default_reminder_units (); - - alarm = e_cal_component_alarm_new (); - - /* We don't set the description of the alarm; we'll copy it from the - * summary when it gets committed to the server. For that, we add a - * X-EVOLUTION-NEEDS-DESCRIPTION property to the alarm's component. - */ - icalcomp = e_cal_component_alarm_get_icalcomponent (alarm); - icalprop = icalproperty_new_x ("1"); - icalproperty_set_x_name (icalprop, "X-EVOLUTION-NEEDS-DESCRIPTION"); - icalcomponent_add_property (icalcomp, icalprop); - - e_cal_component_alarm_set_action (alarm, E_CAL_COMPONENT_ALARM_DISPLAY); - - trigger.type = E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_START; - - memset (&trigger.u.rel_duration, 0, sizeof (trigger.u.rel_duration)); - - trigger.u.rel_duration.is_neg = TRUE; - - switch (units) { - case CAL_MINUTES: - trigger.u.rel_duration.minutes = interval; - break; - - case CAL_HOURS: - trigger.u.rel_duration.hours = interval; - break; - - case CAL_DAYS: - trigger.u.rel_duration.days = interval; - break; - - default: - g_assert_not_reached (); - } - - e_cal_component_alarm_set_trigger (alarm, trigger); - - e_cal_component_add_alarm (comp, alarm); - e_cal_component_alarm_free (alarm); - - return comp; -} - -ECalComponent * -cal_comp_task_new_with_defaults (ECal *client) -{ - ECalComponent *comp; - icalcomponent *icalcomp; - - if (!e_cal_get_default_object (client, &icalcomp, NULL)) - return NULL; - - comp = e_cal_component_new (); - if (!e_cal_component_set_icalcomponent (comp, icalcomp)) { - g_object_unref (comp); - icalcomponent_free (icalcomp); - - return NULL; - } - - comp = e_cal_component_new (); - if (!e_cal_component_set_icalcomponent (comp, icalcomp)) { - g_object_unref (comp); - icalcomponent_free (icalcomp); - return NULL; - } - - return comp; -} |