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federated-calendar/src/utils/gcal-utils.c
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/* gcal-utils.c
*
* Copyright (C) 2012 - Erick Pérez Castellanos
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#define G_LOG_DOMAIN "Utils"
/* langinfo.h in glibc 2.27 defines ALTMON_* only if _GNU_SOURCE is defined. */
#define _GNU_SOURCE
#include "gcal-enums.h"
#include "gcal-utils.h"
#include "gcal-event-widget.h"
#include "gcal-view.h"
#include <libecal/libecal.h>
#include <libedataserver/libedataserver.h>
#include <glib/gi18n.h>
#include <langinfo.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
/**
* SECTION:gcal-utils
* @short_description: Utility functions
* @title:Utility functions
*/
static const gint
ab_day[7] =
{
ABDAY_1,
ABDAY_2,
ABDAY_3,
ABDAY_4,
ABDAY_5,
ABDAY_6,
ABDAY_7,
};
static const gint
month_item[12] =
{
/* ALTMON_* constants have been introduced in glibc 2.27 (Feb 1, 2018), also
* have been supported in *BSD family (but not in OS X) since 1990s.
* If they exist they are the correct way to obtain the month names in
* nominative case, standalone, without the day number, as used in the
* calendar header. This is obligatory in some languages (Slavic, Baltic,
* Greek, etc.) but also recommended to use in all languages because for
* other languages there is no difference between ALTMON_* and MON_*.
* If ALTMON_* is not supported then we must use MON_*.
*/
#ifdef HAVE_ALTMON
ALTMON_1,
ALTMON_2,
ALTMON_3,
ALTMON_4,
ALTMON_5,
ALTMON_6,
ALTMON_7,
ALTMON_8,
ALTMON_9,
ALTMON_10,
ALTMON_11,
ALTMON_12
#else
MON_1,
MON_2,
MON_3,
MON_4,
MON_5,
MON_6,
MON_7,
MON_8,
MON_9,
MON_10,
MON_11,
MON_12
#endif
};
#define SCROLL_HARDNESS 10.0
/**
* gcal_get_weekday:
* @i: the weekday index
*
* Retrieves the weekday name.
*
* Returns: (transfer full): the weekday name
*/
gchar*
gcal_get_weekday (gint i)
{
return nl_langinfo (ab_day[i]);
}
/**
* gcal_get_month_name:
* @i: the month index
*
* Retrieves the month name.
*
* Returns: (transfer full): the month name
*/
gchar*
gcal_get_month_name (gint i)
{
return nl_langinfo (month_item[i]);
}
/**
* gcal_get_surface_from_color:
* @color: a #GdkRGBA
* @size: the size of the surface
*
* Creates a squared surface filled with @color. The
* surface is always @size x @size.
*
* Returns: (transfer full): a #cairo_surface_t
*/
cairo_surface_t*
gcal_get_surface_from_color (const GdkRGBA *color,
gint size)
{
cairo_surface_t *surface;
cairo_t *cr;
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, size, size);
cr = cairo_create (surface);
cairo_set_source_rgba (cr,
color->red,
color->green,
color->blue,
color->alpha);
cairo_rectangle (cr, 0, 0, size, size);
cairo_fill (cr);
cairo_destroy (cr);
return surface;
}
/**
* get_circle_surface_from_color:
* @color: a #GdkRGBA
* @size: the size of the surface
*
* Creates a circular surface filled with @color. The
* surface is always @size x @size.
*
* Returns: (transfer full): a #cairo_surface_t
*/
cairo_surface_t*
get_circle_surface_from_color (const GdkRGBA *color,
gint size)
{
cairo_surface_t *surface;
cairo_t *cr;
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, size, size);
cr = cairo_create (surface);
cairo_set_source_rgba (cr,
color->red,
color->green,
color->blue,
color->alpha);
cairo_arc (cr, size / 2.0, size / 2.0, size / 2.0, 0., 2 * M_PI);
cairo_fill (cr);
cairo_destroy (cr);
return surface;
}
/**
* get_color_name_from_source:
* @source: an #ESource
* @out_color: return value for the color
*
* Utility function to retrieve the color from @source.
*/
void
get_color_name_from_source (ESource *source,
GdkRGBA *out_color)
{
ESourceSelectable *extension = E_SOURCE_SELECTABLE (e_source_get_extension (source, E_SOURCE_EXTENSION_CALENDAR));
/* FIXME: We should handle calendars colours better */
if (!gdk_rgba_parse (out_color, e_source_selectable_get_color (extension)))
gdk_rgba_parse (out_color, "#becedd"); /* calendar default colour */
}
/**
* get_desc_from_component:
* @component: an #ECalComponent
* @joint_char: the character to use when merging event comments
*
* Utility method to handle the extraction of the description from an
* #ECalComponent. This cycle through the list of #ECalComponentText
* and concatenate each string into one.
*
* Returns: (nullable)(transfer full) a new allocated string with the
* description
**/
gchar*
get_desc_from_component (ECalComponent *component,
const gchar *joint_char)
{
GSList *text_list;
GSList *l;
gchar *desc = NULL;
text_list = e_cal_component_get_descriptions (component);
for (l = text_list; l != NULL; l = l->next)
{
if (l->data != NULL)
{
ECalComponentText *text;
gchar *carrier;
text = l->data;
if (desc != NULL)
{
carrier = g_strconcat (desc, joint_char, e_cal_component_text_get_value (text), NULL);
g_free (desc);
desc = carrier;
}
else
{
desc = g_strdup (e_cal_component_text_get_value (text));
}
}
}
g_slist_free_full (text_list, e_cal_component_text_free);
return desc != NULL ? g_strstrip (desc) : NULL;
}
/**
* get_uuid_from_component:
* @source: an {@link ESource}
* @component: an {@link ECalComponent}
*
* Obtains the uuid from a component in the form
* "source_uid:event_uid:event_rid" or "source:uid:event_uid" if the
* component doesn't hold a recurrence event
*
* Returns: (Transfer full) a new allocated string with the description
**/
gchar*
get_uuid_from_component (ESource *source,
ECalComponent *component)
{
gchar *uuid;
ECalComponentId *id;
id = e_cal_component_get_id (component);
if (e_cal_component_id_get_rid (id) != NULL)
{
uuid = g_strdup_printf ("%s:%s:%s",
e_source_get_uid (source),
e_cal_component_id_get_uid (id),
e_cal_component_id_get_rid (id));
}
else
{
uuid = g_strdup_printf ("%s:%s",
e_source_get_uid (source),
e_cal_component_id_get_uid (id));
}
e_cal_component_id_free (id);
return uuid;
}
/**
* get_first_weekday:
*
* Copied from Clocks, which by itself is
* copied from GtkCalendar.
*
* Returns: the first weekday, from 0 to 6
*/
gint
get_first_weekday (void)
{
int week_start;
#ifdef HAVE__NL_TIME_FIRST_WEEKDAY
union { unsigned int word; char *string; } langinfo;
gint week_1stday = 0;
gint first_weekday = 1;
guint week_origin;
langinfo.string = nl_langinfo (_NL_TIME_FIRST_WEEKDAY);
first_weekday = langinfo.string[0];
langinfo.string = nl_langinfo (_NL_TIME_WEEK_1STDAY);
week_origin = langinfo.word;
if (week_origin == 19971130) /* Sunday */
week_1stday = 0;
else if (week_origin == 19971201) /* Monday */
week_1stday = 1;
else
g_warning ("Unknown value of _NL_TIME_WEEK_1STDAY.\n");
week_start = (week_1stday + first_weekday - 1) % 7;
#else
gchar *gtk_week_start;
/* Use a define to hide the string from xgettext */
# define GTK_WEEK_START "calendar:week_start:0"
gtk_week_start = dgettext ("gtk30", GTK_WEEK_START);
if (strncmp (gtk_week_start, "calendar:week_start:", 20) == 0)
week_start = *(gtk_week_start + 20) - '0';
else
week_start = -1;
if (week_start < 0 || week_start > 6)
{
g_warning ("Whoever translated calendar:week_start:0 for GTK+ "
"did so wrongly.\n");
week_start = 0;
}
#endif
return week_start;
}
/**
* build_component_from_details:
* @summary:
* @initial_date:
* @final_date:
*
* Create a component with the provided details
*
* Returns: (transfer full): an {@link ECalComponent} object
**/
ECalComponent*
build_component_from_details (const gchar *summary,
GDateTime *initial_date,
GDateTime *final_date)
{
ECalComponent *event;
ECalComponentDateTime *dt;
ECalComponentText *summ;
ICalTimezone *zone;
ICalTime *itt;
gboolean all_day;
event = e_cal_component_new ();
e_cal_component_set_new_vtype (event, E_CAL_COMPONENT_EVENT);
/*
* Check if the event is all day. Notice that it can be all day even
* without the final date.
*/
all_day = gcal_date_time_is_date (initial_date) && (final_date ? gcal_date_time_is_date (final_date) : TRUE);
/*
* When the event is all day, we consider UTC timezone by default. Otherwise,
* we always use the system timezone to create new events
*/
if (all_day)
{
zone = i_cal_timezone_get_utc_timezone ();
}
else
{
zone = e_cal_util_get_system_timezone ();
}
/* Start date */
itt = gcal_date_time_to_icaltime (initial_date);
i_cal_time_set_timezone (itt, zone);
i_cal_time_set_is_date (itt, all_day);
dt = e_cal_component_datetime_new_take (itt, zone ? g_strdup (i_cal_timezone_get_tzid (zone)) : NULL);
e_cal_component_set_dtstart (event, dt);
e_cal_component_datetime_free (dt);
/* End date */
if (!final_date)
final_date = g_date_time_add_days (initial_date, 1);
itt = gcal_date_time_to_icaltime (final_date);
i_cal_time_set_timezone (itt, zone);
i_cal_time_set_is_date (itt, all_day);
dt = e_cal_component_datetime_new_take (itt, zone ? g_strdup (i_cal_timezone_get_tzid (zone)) : NULL);
e_cal_component_set_dtend (event, dt);
e_cal_component_datetime_free (dt);
/* Summary */
summ = e_cal_component_text_new (summary, NULL);
e_cal_component_set_summary (event, summ);
e_cal_component_text_free (summ);
e_cal_component_commit_sequence (event);
return event;
}
/**
* icaltime_compare_date:
* @date1: an #ICalTime
* @date2: an #ICalTime
*
* Compare date parts of #ICalTime objects. Returns negative value,
* 0 or positive value accordingly if @date1 is before, same day or
* after date2.
*
* As a bonus it returns the amount of days passed between two days on the
* same year.
*
* Returns: negative, 0 or positive
**/
gint
icaltime_compare_date (const ICalTime *date1,
const ICalTime *date2)
{
if (date2 == NULL)
return 0;
if (i_cal_time_get_year (date1) < i_cal_time_get_year (date2))
return -1;
else if (i_cal_time_get_year (date1) > i_cal_time_get_year (date2))
return 1;
else
return time_day_of_year (i_cal_time_get_day (date1), i_cal_time_get_month (date1) - 1, i_cal_time_get_year (date1)) -
time_day_of_year (i_cal_time_get_day (date2), i_cal_time_get_month (date2) - 1, i_cal_time_get_year (date2));
}
/**
* icaltime_compare_with_current:
* @date1: an #ICalTime
* @date2: an #ICalTime
* @current_time_t: the current time
*
* Compares @date1 and @date2 against the current time. Dates
* closer to the current date are sorted before.
*
* Returns: negative if @date1 comes after @date2, 0 if they're
* equal, positive otherwise
*/
gint
icaltime_compare_with_current (const ICalTime *date1,
const ICalTime *date2,
time_t *current_time_t)
{
ICalTimezone *zone1, *zone2;
gint result = 0;
time_t start1, start2, diff1, diff2;
zone1 = i_cal_time_get_timezone (date1);
if (!zone1)
zone1 = e_cal_util_get_system_timezone ();
zone2 = i_cal_time_get_timezone (date2);
if (!zone2)
zone2 = e_cal_util_get_system_timezone ();
start1 = i_cal_time_as_timet_with_zone (date1, zone1);
start2 = i_cal_time_as_timet_with_zone (date2, zone2);
diff1 = start1 - *current_time_t;
diff2 = start2 - *current_time_t;
if (diff1 != diff2)
{
if (diff1 == 0)
result = -1;
else if (diff2 == 0)
result = 1;
if (diff1 > 0 && diff2 < 0)
result = -1;
else if (diff2 > 0 && diff1 < 0)
result = 1;
else if (diff1 < 0 && diff2 < 0)
result = ABS (diff1) - ABS (diff2);
else if (diff1 > 0 && diff2 > 0)
result = diff1 - diff2;
}
return result;
}
/**
* is_clock_format_24h:
*
* Retrieves whether the current clock format is
* 12h or 24h based.
*
* Returns: %TRUE if the clock format is 24h, %FALSE
* otherwise.
*/
gboolean
is_clock_format_24h (void)
{
static GSettings *settings = NULL;
g_autofree gchar *clock_format = NULL;
if (!settings)
settings = g_settings_new ("org.gnome.desktop.interface");
clock_format = g_settings_get_string (settings, "clock-format");
return g_strcmp0 (clock_format, "24h") == 0;
}
/**
* e_strftime_fix_am_pm:
*
* Function to do a last minute fixup of the AM/PM stuff if the locale
* and gettext haven't done it right. Most English speaking countries
* except the USA use the 24 hour clock (UK, Australia etc). However
* since they are English nobody bothers to write a language
* translation (gettext) file. So the locale turns off the AM/PM, but
* gettext does not turn on the 24 hour clock. Leaving a mess.
*
* This routine checks if AM/PM are defined in the locale, if not it
* forces the use of the 24 hour clock.
*
* The function itself is a front end on strftime and takes exactly
* the same arguments.
*
* TODO: Actually remove the '%p' from the fixed up string so that
* there isn't a stray space.
*/
gsize
e_strftime_fix_am_pm (gchar *str,
gsize max,
const gchar *fmt,
const struct tm *tm)
{
gchar buf[10];
gchar *sp;
gchar *ffmt;
gsize ret;
if (strstr(fmt, "%p")==NULL && strstr(fmt, "%P")==NULL) {
/* No AM/PM involved - can use the fmt string directly */
ret = e_strftime (str, max, fmt, tm);
} else {
/* Get the AM/PM symbol from the locale */
e_strftime (buf, 10, "%p", tm);
if (buf[0]) {
/* AM/PM have been defined in the locale
* so we can use the fmt string directly. */
ret = e_strftime (str, max, fmt, tm);
} else {
/* No AM/PM defined by locale
* must change to 24 hour clock. */
ffmt = g_strdup (fmt);
for (sp=ffmt; (sp=strstr(sp, "%l")); sp++) {
/* Maybe this should be 'k', but I have never
* seen a 24 clock actually use that format. */
sp[1]='H';
}
for (sp=ffmt; (sp=strstr(sp, "%I")); sp++) {
sp[1]='H';
}
ret = e_strftime (str, max, ffmt, tm);
g_free (ffmt);
}
}
return (ret);
}
/**
* e_utf8_strftime_fix_am_pm:
*
* Stolen from Evolution codebase. Selects the
* correct time format.
*
* Returns: the size of the string
*/
gsize
e_utf8_strftime_fix_am_pm (gchar *str,
gsize max,
const gchar *fmt,
const struct tm *tm)
{
gsize sz, ret;
gchar *locale_fmt, *buf;
locale_fmt = g_locale_from_utf8 (fmt, -1, NULL, &sz, NULL);
if (!locale_fmt)
return 0;
ret = e_strftime_fix_am_pm (str, max, locale_fmt, tm);
if (!ret) {
g_free (locale_fmt);
return 0;
}
buf = g_locale_to_utf8 (str, ret, NULL, &sz, NULL);
if (!buf) {
g_free (locale_fmt);
return 0;
}
if (sz >= max) {
gchar *tmp = buf + max - 1;
tmp = g_utf8_find_prev_char (buf, tmp);
if (tmp)
sz = tmp - buf;
else
sz = 0;
}
memcpy (str, buf, sz);
str[sz] = '\0';
g_free (locale_fmt);
g_free (buf);
return sz;
}
/**
* fix_popover_menu_icons:
* @window: a #GtkPopover
*
* Hackish code that inspects the popover's children,
* retrieve the hidden GtkImage buried under lots of
* widgets, and make it visible again.
*
* Hopefully, we'll find a better way to do this in
* the long run.
*
*/
void
fix_popover_menu_icons (GtkPopover *popover)
{
GtkWidget *popover_stack;
GtkWidget *menu_section;
GtkWidget *menu_section_box;
GList *stack_children;
GList *menu_section_children;
GList *menu_section_box_children, *aux;
popover_stack = gtk_bin_get_child (GTK_BIN (popover));
stack_children = gtk_container_get_children (GTK_CONTAINER (popover_stack));
/**
* At the moment, the popover stack surely contains only
* one child of type GtkMenuSectionBox, which contains
* a single GtkBox.
*/
menu_section = stack_children->data;
menu_section_children = gtk_container_get_children (GTK_CONTAINER (menu_section));
/**
* Get the unique box's children.
*/
menu_section_box = menu_section_children->data;
menu_section_box_children = gtk_container_get_children (GTK_CONTAINER (menu_section_box));
gtk_style_context_add_class (gtk_widget_get_style_context (menu_section_box), "calendars-list");
/**
* Iterate through the GtkModelButtons inside the menu section box.
*/
for (aux = menu_section_box_children; aux != NULL; aux = aux->next)
{
GtkWidget *button_box;
GList *button_box_children, *aux2;
button_box = gtk_bin_get_child (GTK_BIN (aux->data));
button_box_children = gtk_container_get_children (GTK_CONTAINER (button_box));
/**
* Since there is no guarantee that the first child is
* the GtkImage we're looking for, we have to iterate
* through the children and check if the types match.
*/
for (aux2 = button_box_children; aux2 != NULL; aux2 = aux2->next)
{
GtkWidget *button_box_child;
button_box_child = aux2->data;
if (g_type_is_a (G_OBJECT_TYPE (button_box_child), GTK_TYPE_IMAGE))
{
gtk_style_context_add_class (gtk_widget_get_style_context (button_box_child), "calendar-color-image");
gtk_widget_show (button_box_child);
break;
}
}
g_list_free (button_box_children);
}
g_list_free (stack_children);
g_list_free (menu_section_children);
g_list_free (menu_section_box_children);
}
/**
* get_source_parent_name_color:
* @manager: a #GcalManager
* @source: an #ESource
* @name: (nullable): return location for the name
* @color: (nullable): return location for the color
*
* Retrieves the name and the color of the #ESource that is
* parent of @source.
*/
void
get_source_parent_name_color (GcalManager *manager,
ESource *source,
gchar **name,
gchar **color)
{
ESource *parent_source;
g_assert (source && E_IS_SOURCE (source));
parent_source = gcal_manager_get_source (manager, e_source_get_parent (source));
if (name != NULL)
*name = e_source_dup_display_name (parent_source);
if (color != NULL)
{
GdkRGBA c;
get_color_name_from_source (parent_source, &c);
*color = gdk_rgba_to_string (&c);
}
}
/**
* format_utc_offset:
* @offset: an UTC offset
*
* Formats the UTC offset to a string that GTimeZone can
* parse. E.g. "-0300" or "+0530".
*
* Returns: (transfer full): a string representing the
* offset
*/
gchar*
format_utc_offset (gint64 offset)
{
const char *sign = "+";
gint hours, minutes, seconds;
if (offset < 0) {
offset = -offset;
sign = "-";
}
/* offset can be seconds or microseconds */
if (offset >= 1000000)
offset = offset / 1000000;
hours = offset / 3600;
minutes = (offset % 3600) / 60;
seconds = offset % 60;
if (seconds > 0)
return g_strdup_printf ("%s%02i%02i%02i", sign, hours, minutes, seconds);
else
return g_strdup_printf ("%s%02i%02i", sign, hours, minutes);
}
/**
* get_alarm_trigger_minutes:
* @event: a #GcalEvent
* @alarm: a #ECalComponentAlarm
*
* Calculates the number of minutes before @event's
* start time that the alarm should be triggered.
*
* Returns: the number of minutes before the event
* start that @alarm will be triggered.
*/
gint
get_alarm_trigger_minutes (GcalEvent *event,
ECalComponentAlarm *alarm)
{
ECalComponentAlarmTrigger *trigger;
ICalDuration *duration;
GDateTime *alarm_dt;
gint diff;
trigger = e_cal_component_alarm_get_trigger (alarm);
/*
* We only support alarms relative to the start date, and solely
* ignore whetever different it may be.
*/
if (!trigger || e_cal_component_alarm_trigger_get_kind (trigger) != E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_START)
return -1;
duration = e_cal_component_alarm_trigger_get_duration (trigger);
alarm_dt = g_date_time_add_full (gcal_event_get_date_start (event),
0,
0,
- (i_cal_duration_get_days (duration) + i_cal_duration_get_weeks (duration) * 7),
- i_cal_duration_get_hours (duration),
- i_cal_duration_get_minutes (duration),
- i_cal_duration_get_seconds (duration));
diff = g_date_time_difference (gcal_event_get_date_start (event), alarm_dt) / G_TIME_SPAN_MINUTE;
g_clear_pointer (&alarm_dt, g_date_time_unref);
return diff;
}
/**
* should_change_date_for_scroll:
* @scroll_value: the current scroll value
* @scroll_event: the #GdkEventScroll that is being parsed
*
* Utility function to check if the date should change based
* on the scroll. The date is changed when the user scrolls
* too much on touchpad, or performs a rotation of the scroll
* button in a mouse.
*
* Returns: %TRUE if the date should change, %FALSE otherwise.
*/
gboolean
should_change_date_for_scroll (gdouble *scroll_value,
GdkEventScroll *scroll_event)
{
gdouble delta_y;
switch (scroll_event->direction)
{
case GDK_SCROLL_DOWN:
*scroll_value = SCROLL_HARDNESS;
break;
case GDK_SCROLL_UP:
*scroll_value = -SCROLL_HARDNESS;
break;
case GDK_SCROLL_SMOOTH:
gdk_event_get_scroll_deltas ((GdkEvent*) scroll_event, NULL, &delta_y);
*scroll_value += delta_y;
break;
/* Ignore horizontal scrolling for now */
case GDK_SCROLL_LEFT:
case GDK_SCROLL_RIGHT:
default:
break;
}
if (*scroll_value <= -SCROLL_HARDNESS || *scroll_value >= SCROLL_HARDNESS)
return TRUE;
return FALSE;
}
/**
* is_source_enabled:
* @source: an #ESource
*
* Retrieves whether the @source is enabled or not.
* Disabled sources don't show their events.
*
* Returns: %TRUE if @source is enabled, %FALSE otherwise.
*/
gboolean
is_source_enabled (ESource *source)
{
ESourceSelectable *selectable;
g_return_val_if_fail (E_IS_SOURCE (source), FALSE);
selectable = e_source_get_extension (source, E_SOURCE_EXTENSION_CALENDAR);
return e_source_selectable_get_selected (selectable);
}
/**
* ask_recurrence_modification_type:
* @parent: a #GtkWidget
* @modtype: an #ECalObjModType
* @source: an #ESource
*
* Assigns the appropriate modtype while modifying an event
* based on user's choice in the GtkMessageDialog that pops up.
* The modtype helps the user choose the part of recurrent events
* to modify. Such as Only This Event, Subsequent events
* or All events.
*
* Returns: %TRUE if user chooses appropriate option and
* @modtype is assigned, %FALSE otherwise.
*/
gboolean
ask_recurrence_modification_type (GtkWidget *parent,
GcalRecurrenceModType *modtype,
ESource *source)
{
GtkWidget *dialog;
GtkDialogFlags flags;
gint result;
gboolean is_set;
EClient *client;
flags = GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT;
*modtype = GCAL_RECURRENCE_MOD_THIS_ONLY;
dialog = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_toplevel (parent)),
flags,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_NONE,
_("The event you are trying to modify is recurring. The changes you have selected should be applied to:"));
gtk_dialog_add_buttons (GTK_DIALOG (dialog),
_("_Cancel"),
GTK_RESPONSE_CANCEL,
_("_Only This Event"),
GTK_RESPONSE_ACCEPT,
NULL);
client = g_object_get_data (G_OBJECT (source), "client");
if (!e_client_check_capability (E_CLIENT (client), E_CAL_STATIC_CAPABILITY_NO_THISANDFUTURE))
gtk_dialog_add_button (GTK_DIALOG (dialog), _("_Subsequent events"), GTK_RESPONSE_OK);
gtk_dialog_add_button (GTK_DIALOG (dialog), _("_All events"), GTK_RESPONSE_YES);
gtk_window_set_transient_for (GTK_WINDOW (dialog), GTK_WINDOW (gtk_widget_get_toplevel (parent)));
result = gtk_dialog_run (GTK_DIALOG (dialog));
switch (result)
{
case GTK_RESPONSE_CANCEL:
is_set = FALSE;
break;
case GTK_RESPONSE_ACCEPT:
*modtype = GCAL_RECURRENCE_MOD_THIS_ONLY;
is_set = TRUE;
break;
case GTK_RESPONSE_OK:
*modtype = GCAL_RECURRENCE_MOD_THIS_AND_FUTURE;
is_set = TRUE;
break;
case GTK_RESPONSE_YES:
*modtype = GCAL_RECURRENCE_MOD_ALL;
is_set = TRUE;
break;
default:
is_set = FALSE;
break;
}
gtk_widget_destroy (GTK_WIDGET (dialog));
return is_set;
}
struct
{
const gchar *territory;
GcalWeekDay no_work_days;
} no_work_day_per_locale[] = {
{ "AE", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* United Arab Emirates */,
{ "AF", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Afghanistan */,
{ "BD", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Bangladesh */,
{ "BH", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Bahrain */,
{ "BN", GCAL_WEEK_DAY_SUNDAY | GCAL_WEEK_DAY_FRIDAY } /* Brunei Darussalam */,
{ "CR", GCAL_WEEK_DAY_SATURDAY } /* Costa Rica */,
{ "DJ", GCAL_WEEK_DAY_FRIDAY } /* Djibouti */,
{ "DZ", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Algeria */,
{ "EG", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Egypt */,
{ "GN", GCAL_WEEK_DAY_SATURDAY } /* Equatorial Guinea */,
{ "HK", GCAL_WEEK_DAY_SATURDAY } /* Hong Kong */,
{ "IL", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Israel */,
{ "IQ", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Iraq */,
{ "IR", GCAL_WEEK_DAY_THURSDAY | GCAL_WEEK_DAY_FRIDAY } /* Iran */,
{ "KW", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Kuwait */,
{ "KZ", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Kazakhstan */,
{ "LY", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Libya */,
{ "MX", GCAL_WEEK_DAY_SATURDAY } /* Mexico */,
{ "MY", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Malaysia */,
{ "NP", GCAL_WEEK_DAY_SATURDAY } /* Nepal */,
{ "OM", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Oman */,
{ "QA", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Qatar */,
{ "SA", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Saudi Arabia */,
{ "SU", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Sudan */,
{ "SY", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Syria */,
{ "UG", GCAL_WEEK_DAY_SUNDAY } /* Uganda */,
{ "YE", GCAL_WEEK_DAY_FRIDAY | GCAL_WEEK_DAY_SATURDAY } /* Yemen */,
};
/**
* is_workday:
* @day: a guint representing the day of a week (0…Sunday, 6…Saturday)
*
* Checks whether @day is workday or not based on the Territory part of Locale.
*
* Returns: %TRUE if @day is a workday, %FALSE otherwise.
*/
gboolean
is_workday (guint day)
{
GcalWeekDay no_work_days;
gchar *locale;
gchar territory[3] = { 0, };
guint i;
if (day > 6)
return FALSE;
no_work_days = GCAL_WEEK_DAY_SATURDAY | GCAL_WEEK_DAY_SUNDAY;
locale = getenv ("LC_ALL");
if (!locale || g_utf8_strlen (locale, -1) < 5)
locale = getenv ("LC_TIME");
if (!locale)
{
g_warning ("Locale is NULL, assuming Saturday and Sunday as non workdays");
return !(no_work_days & 1 << day);
}
g_return_val_if_fail (g_utf8_strlen (locale, -1) >= 5, TRUE);
territory[0] = locale[3];
territory[1] = locale[4];
for (i = 0; i < G_N_ELEMENTS (no_work_day_per_locale); i++)
{
if (g_strcmp0 (territory, no_work_day_per_locale[i].territory) == 0)
{
no_work_days = no_work_day_per_locale[i].no_work_days;
break;
}
}
return !(no_work_days & 1 << day);
}
GList*
filter_event_list_by_uid_and_modtype (GList *widgets,
GcalRecurrenceModType mod,
const gchar *uid)
{
GcalEvent *event;
GList *result;
GList *l;
event = NULL;
result = NULL;
/* First pass: find the GcalEvent */
for (l = widgets; l != NULL; l = l->next)
{
GcalEventWidget *event_widget;
GcalEvent *ev;
event_widget = l->data;
/* Safeguard against stray widgets */
if (!GCAL_IS_EVENT_WIDGET (event_widget))
continue;
ev = gcal_event_widget_get_event (event_widget);
/*
* We can assume only one event will have the exact uuid. Even among
* recurrencies.
*/
if (g_str_equal (uid, gcal_event_get_uid (ev)))
{
result = g_list_prepend (result, event_widget);
event = ev;
}
}
/* Second pass: find the other related events */
if (event && mod != GCAL_RECURRENCE_MOD_THIS_ONLY)
{
ECalComponentId *id;
ECalComponent *component;
GcalCalendar *calendar;
g_autofree gchar *id_prefix;
component = gcal_event_get_component (event);
calendar = gcal_event_get_calendar (event);
id = e_cal_component_get_id (component);
id_prefix = g_strdup_printf ("%s:%s", gcal_calendar_get_id (calendar), e_cal_component_id_get_uid (id));
for (l = widgets; l != NULL; l = l->next)
{
GcalEventWidget *event_widget;
GcalEvent *ev;
event_widget = l->data;
/* Safeguard against stray widgets */
if (!GCAL_IS_EVENT_WIDGET (event_widget))
continue;
ev = gcal_event_widget_get_event (event_widget);
if (g_str_equal (gcal_event_get_uid (ev), uid))
continue;
if (!g_str_has_prefix (gcal_event_get_uid (ev), id_prefix))
continue;
if (mod == GCAL_RECURRENCE_MOD_ALL)
{
result = g_list_prepend (result, event_widget);
}
else if (mod == GCAL_RECURRENCE_MOD_THIS_AND_FUTURE)
{
if (g_date_time_compare (gcal_event_get_date_start (event), gcal_event_get_date_start (ev)) < 0)
result = g_list_prepend (result, event_widget);
}
}
e_cal_component_id_free (id);
}
return result;
}
gboolean
gcal_translate_child_window_position (GtkWidget *target,
GdkWindow *child_window,
gdouble src_x,
gdouble src_y,
gdouble *real_x,
gdouble *real_y)
{
GdkWindow *window;
gdouble x, y;
x = src_x;
y = src_y;
/* Find the (x, y) values relative to the workbench */
window = child_window;
while (window && window != gtk_widget_get_window (target))
{
gdk_window_coords_to_parent (window, x, y, &x, &y);
window = gdk_window_get_parent (window);
}
if (!window)
return FALSE;
if (real_x)
*real_x = x;
if (real_y)
*real_y = y;
return TRUE;
}
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