diff options
Diffstat (limited to 'plugins/itip-formatter/itip-formatter.c')
| -rw-r--r-- | plugins/itip-formatter/itip-formatter.c | 275 |
1 files changed, 275 insertions, 0 deletions
diff --git a/plugins/itip-formatter/itip-formatter.c b/plugins/itip-formatter/itip-formatter.c new file mode 100644 index 0000000000..c16cc24826 --- /dev/null +++ b/plugins/itip-formatter/itip-formatter.c @@ -0,0 +1,275 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* + * Authors: JP Rosevear <jpr@novell.com> + * + * Copyright 2004 Novell, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA. + * + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <string.h> +#include <glib.h> +#include <gtk/gtk.h> +#include <libgnome/gnome-i18n.h> +#include <gconf/gconf-client.h> +#include <camel/camel-stream.h> +#include <camel/camel-stream-mem.h> +#include <camel/camel-medium.h> +#include <camel/camel-mime-message.h> +#include <libecal/e-cal.h> +#include <libecal/e-cal-time-util.h> +#include <gtkhtml/gtkhtml-embedded.h> +#include <mail/em-format-hook.h> +#include <mail/em-format-html.h> +#include <e-util/e-account-list.h> +#include <e-util/e-icon-factory.h> +#include <calendar/gui/itip-utils.h> +#include "itip-view.h" + +#define CLASSID "itip://" + +void format_itip (EPlugin *ep, EMFormatHookTarget *target); + +typedef struct { + EMFormatHTMLPObject pobject; + + GtkWidget *view; + + ESourceList *source_lists[E_CAL_SOURCE_TYPE_LAST]; + GHashTable *ecals[E_CAL_SOURCE_TYPE_LAST]; + + ECal *current_ecal; + ECalSourceType type; + + char action; + gboolean rsvp; + + GtkWidget *ok; + GtkWidget *hbox; + GtkWidget *vbox; + + char *vcalendar; + ECalComponent *comp; + icalcomponent *main_comp; + icalcomponent *ical_comp; + icalcomponent *top_level; + icalcompiter iter; + icalproperty_method method; + + int current; + int total; + + gchar *calendar_uid; + + EAccountList *accounts; + + gchar *from_address; + gchar *delegator_address; + gchar *delegator_name; + gchar *my_address; + gint view_only; +} FormatItipPObject; + +static icalcomponent * +get_next (icalcompiter *iter) +{ + icalcomponent *ret = NULL; + icalcomponent_kind kind; + + do { + icalcompiter_next (iter); + ret = icalcompiter_deref (iter); + if (ret == NULL) + break; + kind = icalcomponent_isa (ret); + } while (ret != NULL + && kind != ICAL_VEVENT_COMPONENT + && kind != ICAL_VTODO_COMPONENT + && kind != ICAL_VFREEBUSY_COMPONENT); + + return ret; +} + +static void +extract_itip_data (FormatItipPObject *pitip) +{ + CamelDataWrapper *content; + CamelStream *mem; + icalproperty *prop; + icalcomponent_kind kind = ICAL_NO_COMPONENT; + icalcomponent *tz_comp; + icalcompiter tz_iter; + +/* FIXME try and match sender with organizer/attendee/sentby? + pd->from_address = camel_address_encode ((CamelAddress *)from); + g_message ("Detected from address %s", pd->from_address); +*/ + + content = camel_medium_get_content_object ((CamelMedium *) pitip->pobject.part); + mem = camel_stream_mem_new (); + camel_data_wrapper_write_to_stream (content, mem); + + pitip->vcalendar = g_strndup (((CamelStreamMem *) mem)->buffer->data, ((CamelStreamMem *) mem)->buffer->len); + + /* FIXME unref the content object as well? */ + camel_object_unref (mem); + + pitip->top_level = e_cal_util_new_top_level (); + + pitip->main_comp = icalparser_parse_string (pitip->vcalendar); + if (pitip->main_comp == NULL) { +// write_error_html (itip, _("The attachment does not contain a valid calendar message")); + return; + } + + prop = icalcomponent_get_first_property (pitip->main_comp, ICAL_METHOD_PROPERTY); + if (prop == NULL) { + pitip->method = ICAL_METHOD_PUBLISH; + } else { + pitip->method = icalproperty_get_method (prop); + } + + tz_iter = icalcomponent_begin_component (pitip->main_comp, ICAL_VTIMEZONE_COMPONENT); + while ((tz_comp = icalcompiter_deref (&tz_iter)) != NULL) { + icalcomponent *clone; + + clone = icalcomponent_new_clone (tz_comp); + icalcomponent_add_component (pitip->top_level, clone); + + icalcompiter_next (&tz_iter); + } + + pitip->iter = icalcomponent_begin_component (pitip->main_comp, ICAL_ANY_COMPONENT); + pitip->ical_comp = icalcompiter_deref (&pitip->iter); + if (pitip->ical_comp != NULL) { + kind = icalcomponent_isa (pitip->ical_comp); + if (kind != ICAL_VEVENT_COMPONENT + && kind != ICAL_VTODO_COMPONENT + && kind != ICAL_VFREEBUSY_COMPONENT) + pitip->ical_comp = get_next (&pitip->iter); + } + + if (pitip->ical_comp == NULL) { +// write_error_html (itip, _("The attachment has no viewable calendar items")); + return; + } + + pitip->total = icalcomponent_count_components (pitip->main_comp, ICAL_VEVENT_COMPONENT); + pitip->total += icalcomponent_count_components (pitip->main_comp, ICAL_VTODO_COMPONENT); + pitip->total += icalcomponent_count_components (pitip->main_comp, ICAL_VFREEBUSY_COMPONENT); + + if (pitip->total > 0) + pitip->current = 1; + else + pitip->current = 0; + + pitip->comp = e_cal_component_new (); + if (!e_cal_component_set_icalcomponent (pitip->comp, pitip->ical_comp)) { +// write_error_html (itip, _("The message does not appear to be properly formed")); + g_object_unref (pitip->comp); + pitip->comp = NULL; + return; + }; + +// show_current (itip); +} + +static gboolean +format_itip_object (EMFormatHTML *efh, GtkHTMLEmbedded *eb, EMFormatHTMLPObject *pobject) +{ + FormatItipPObject *pitip = (FormatItipPObject *) pobject; + ECalComponentText text; + ECalComponentOrganizer organizer; + ECalComponentDateTime datetime; + icaltimezone *from_zone, *to_zone; + const char *string; + + /* FIXME Error handling? */ + extract_itip_data (pitip); + + pitip->view = itip_view_new (); + gtk_widget_show (pitip->view); + + itip_view_set_mode (ITIP_VIEW (pitip->view), ITIP_VIEW_MODE_REQUEST); + + e_cal_component_get_organizer (pitip->comp, &organizer); + itip_view_set_organizer (ITIP_VIEW (pitip->view), organizer.cn ? organizer.cn : itip_strip_mailto (organizer.value)); + /* FIXME, do i need to strip the sentby somehow? Maybe with camel? */ + itip_view_set_sentby (ITIP_VIEW (pitip->view), organizer.sentby); + + e_cal_component_get_summary (pitip->comp, &text); + itip_view_set_summary (ITIP_VIEW (pitip->view), text.value ? text.value : _("None")); + + e_cal_component_get_location (pitip->comp, &string); + itip_view_set_location (ITIP_VIEW (pitip->view), string); + + to_zone = calendar_config_get_icaltimezone (); + + e_cal_component_get_dtstart (pitip->comp, &datetime); + if (datetime.value) { + struct tm start_tm; + + /* FIXME Handle tzid that is not in the component - treat as "local" time */ + if (!datetime.value->is_utc && datetime.tzid) + from_zone = icalcomponent_get_timezone (pitip->top_level, datetime.tzid); + else + from_zone = NULL; + + start_tm = icaltimetype_to_tm_with_zone (datetime.value, from_zone, to_zone); + + itip_view_set_start (ITIP_VIEW (pitip->view), &start_tm); + } + e_cal_component_free_datetime (&datetime); + + e_cal_component_get_dtend (pitip->comp, &datetime); + if (datetime.value) { + struct tm end_tm; + + /* FIXME Handle tzid that is not in the component - treat as "local" time */ + if (!datetime.value->is_utc && datetime.tzid) + from_zone = icalcomponent_get_timezone (pitip->top_level, datetime.tzid); + else + from_zone = NULL; + + end_tm = icaltimetype_to_tm_with_zone (datetime.value, from_zone, to_zone); + + itip_view_set_end (ITIP_VIEW (pitip->view), &end_tm); + } + e_cal_component_free_datetime (&datetime); + + gtk_container_add (GTK_CONTAINER (eb), pitip->view); + + return TRUE; +} + +void +format_itip (EPlugin *ep, EMFormatHookTarget *target) +{ + FormatItipPObject *pitip; + + calendar_config_init (); + + pitip = (FormatItipPObject *) em_format_html_add_pobject ((EMFormatHTML *) target->format, sizeof (FormatItipPObject), CLASSID, target->part, format_itip_object); + // FIXME set the free function +// pitip->object.free = pitip_free; + camel_stream_printf (target->stream, "<table border=0 width=\"100%%\" cellpadding=3><tr>"); + camel_stream_printf (target->stream, "<td valign=top><object classid=\"%s\"></object></td><td width=100%% valign=top>", CLASSID); + camel_stream_printf (target->stream, "</td></tr></table>"); +} |