Calendar objects as defined by the iCalendar IETF draft. Calendar holder

Calendar objects as defined by the iCalendar IETF draft.
Calendar holder for Calendar Objects.

-mig&fed

svn path=/trunk/; revision=79

3 files changed, 180 insertions, 0 deletions

diff --git a/calendar/gui/calendar.c b/calendar/gui/calendar.c
new file mode 100644
index 0000000000..8725d96081
--- /dev/null
+++ b/calendar/gui/calendar.c
@@ -0,0 +1,116 @@
+/*
+ * Calendar manager object
+ *
+ * This keeps track of a given calendar.  Eventually this will abtract everything
+ * related to getting calendars/saving calendars locally or to a remote Calendar Service
+ *
+ * Copyright (C) 1998 the Free Software Foundation
+ *
+ * Authors:
+ *   Miguel de Icaza (miguel@gnu.org)
+ *   Federico Mena (federico@gimp.org)
+ *
+ */
+#include "calobj.h"
+#include "calendar.h"
+
+Calendar *
+calendar_new (char *title)
+{
+	Calendar *cal;
+
+	cal = g_new0 (Calendar, 1);
+	cal->title = g_strdup (title);
+
+	return cal;
+}
+
+void
+calendar_add_object (Calendar *cal, iCalObject *obj)
+{
+	switch (obj->type){
+	case ICAL_EVENT:
+		cal->events = g_list_prepend (cal->events, obj);
+		break;
+
+	case ICAL_TODO:
+		cal->todo = g_list_prepend (cal->todo, obj);
+		break;
+
+	case ICAL_JOURNAL:
+		cal->journal = g_list_prepend (cal->journal, obj);
+		break;
+	default:
+		g_assert_not_reached ();
+	}
+}
+
+void
+calendar_remove_object (Calendar *cal, iCalObject *obj)
+{
+	switch (obj->type){
+	case ICAL_EVENT:
+		cal->events = g_list_remove (cal->events, obj);
+		break;
+
+	case ICAL_TODO:
+		cal->todo = g_list_remove (cal->todo, obj);
+		break;
+
+	case ICAL_JOURNAL:
+		cal->journal = g_list_remove (cal->journal, obj);
+		break;
+	default:
+		g_assert_not_reached ();
+	}
+}
+
+void
+calendar_destroy (Calendar *cal)
+{
+	g_list_foreach (cal->events, ical_object_destroy, NULL);
+	g_list_free (cal->events);
+	
+	g_list_foreach (cal->todo, ical_object_destroy, NULL);
+	g_list_free (cal->todo);
+	
+	g_list_foreach (cal->journal, ical_object_destroy, NULL);
+	g_list_free (cal->journal);
+
+	if (cal->title)
+		g_free (cal->title);
+	if (cal->filename)
+		g_free (cal->filename);
+	
+	g_free (cal);
+}
+
+static GList *
+calendar_get_objects_in_range (GList *objects, time_t start, time_t end)
+{
+	GList *new_events = 0;
+
+	for (; objects; objects = objects->next){
+		iCalObject *object = objects->data;
+		
+		if ((start <= object->dtstart) && (end >= object->dtend))
+			new_events = g_list_prepend (new_events, object);
+	}
+}
+
+GList *
+calendar_get_events_in_range (Calendar *cal, time_t start, time_t end)
+{
+	calendar_get_objects_in_range (cal->events, start, end);
+}
+
+GList *
+calendar_get_todo_in_range (Calendar *cal, time_t start, time_t end)
+{
+	calendar_get_objects_in_range (cal->todo, start, end);
+}
+GList *
+calendar_get_journal_in_range (Calendar *cal, time_t start, time_t end)
+{
+	calendar_get_objects_in_range (cal->journal, start, end);
+}
diff --git a/calendar/gui/calendar.h b/calendar/gui/calendar.h
new file mode 100644
index 0000000000..f854c69b7a
--- /dev/null
+++ b/calendar/gui/calendar.h
@@ -0,0 +1,25 @@
+#ifndef CALOBJ_H
+#define CALOBJ_H
+
+BEGIN_GNOME_DECLS
+
+typedef struct {
+	char    *title;
+	char    *filename;
+	GList  	*events;
+	GList  	*todo;
+	GList  	*journal;
+} Calendar;
+
+Calendar *calendar_new      (char *title);
+void calendar_add_object    (Calendar *cal, iCalObject *obj);
+void calendar_remove_object (Calendar *cal, iCalObject *obj);
+void calendar_destroy       (Calendar *cal);
+
+GList *calendar_get_events_in_range  (Calendar *cal, time_t start, time_t end);
+GList *calendar_get_todo_in_range    (Calendar *cal, time_t start, time_t end);
+GList *calendar_get_journal_in_range (Calendar *cal, time_t start, time_t end);
+
+END_GNOME_DECLS
+
+#endif
diff --git a/calendar/gui/icalendar-types b/calendar/gui/icalendar-types
new file mode 100644
index 0000000000..e11f4c1789
--- /dev/null
+++ b/calendar/gui/icalendar-types
@@ -0,0 +1,39 @@
+evento			 todo	      journal	   fbrequest	    fbreply  busytime  timezone
+	attach		 attach	      attach
+	attendee	 attendee     attendee	   attendee	    attendee attendee
+	categories	 categories   categories
+	class		 class	      class
+	comment		 comment      comment	   comment	    comment  comment   comment
+			 completed
+	contact		 contact      contact
+	created		 created      created			    created
+	description	 description  description
+			 dtstamp      dtstamp
+	dtend/duration	 due->dtend		   dtend [duration] dtend    dtend
+	dtstart		 dtstart      dtstart	   dtstart	    dtstart  dtstart   dtstart
+	exdate		 exdate	      exdate
+	exrule		 exrule	      exrule
+	geo		 geo
+	last-mod	 last-mod     last-mod	   last-mod	    last-mod
+	location	 location
+	organizer	 organizer    organizer
+			 percent
+	priority	 priority
+	rstatus		 rstatus      rstatus			    rstatus
+	related		 related      related
+	resources	 resources
+	rdate		 rdate	      rdate					       [rdate/rrule]
+	rrule		 rrule	      rrule
+	dtstamp					   dtstamp	    dtstamp  dtstamp
+	seq		 seq	      seq	   seq		    seq
+	status		 status
+	summary		 summary      summary
+	transp
+	uid		 uid	      uid	   uid		    uid
+	url		 url	      url			    url	     url
+	recurid		 recurid      recurid
+								    freebusy freebusy
+										       tzname
+										       tzoffset-to
+										       tzoffset-from
+