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-rw-r--r--modules/calendar/e-task-shell-backend.c621
1 files changed, 621 insertions, 0 deletions
diff --git a/modules/calendar/e-task-shell-backend.c b/modules/calendar/e-task-shell-backend.c
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index 0000000000..6bded3e412
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+++ b/modules/calendar/e-task-shell-backend.c
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+/*
+ * e-task-shell-backend.c
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ *
+ */
+
+#include "e-task-shell-backend.h"
+
+#include <string.h>
+#include <glib/gi18n.h>
+#include <libecal/e-cal.h>
+#include <libedataserver/e-url.h>
+#include <libedataserver/e-source.h>
+#include <libedataserver/e-source-list.h>
+#include <libedataserver/e-source-group.h>
+
+#include "shell/e-shell.h"
+#include "shell/e-shell-backend.h"
+#include "shell/e-shell-window.h"
+
+#include "calendar/common/authentication.h"
+#include "calendar/gui/calendar-config.h"
+#include "calendar/gui/comp-util.h"
+#include "calendar/gui/dialogs/calendar-setup.h"
+#include "calendar/gui/dialogs/task-editor.h"
+
+#include "e-task-shell-content.h"
+#include "e-task-shell-migrate.h"
+#include "e-task-shell-sidebar.h"
+#include "e-task-shell-view.h"
+
+#define E_TASK_SHELL_BACKEND_GET_PRIVATE(obj) \
+ (G_TYPE_INSTANCE_GET_PRIVATE \
+ ((obj), E_TYPE_TASK_SHELL_BACKEND, ETaskShellBackendPrivate))
+
+#define WEB_BASE_URI "webcal://"
+#define PERSONAL_RELATIVE_URI "system"
+
+struct _ETaskShellBackendPrivate {
+ ESourceList *source_list;
+};
+
+enum {
+ PROP_0,
+ PROP_SOURCE_LIST
+};
+
+static gpointer parent_class;
+static GType task_shell_backend_type;
+
+static void
+task_module_ensure_sources (EShellBackend *shell_backend)
+{
+ /* XXX This is basically the same algorithm across all modules.
+ * Maybe we could somehow integrate this into EShellBackend? */
+
+ ETaskShellBackendPrivate *priv;
+ ESourceGroup *on_this_computer;
+ ESourceGroup *on_the_web;
+ ESource *personal;
+ GSList *groups, *iter;
+ const gchar *data_dir;
+ const gchar *name;
+ gchar *base_uri;
+ gchar *filename;
+
+ on_this_computer = NULL;
+ on_the_web = NULL;
+ personal = NULL;
+
+ priv = E_TASK_SHELL_BACKEND_GET_PRIVATE (shell_backend);
+
+ if (!e_cal_get_sources (&priv->source_list, E_CAL_SOURCE_TYPE_TODO, NULL)) {
+ g_warning ("Could not get task sources from GConf!");
+ return;
+ }
+
+ data_dir = e_shell_backend_get_data_dir (shell_backend);
+ filename = g_build_filename (data_dir, "local", NULL);
+ base_uri = g_filename_to_uri (filename, NULL, NULL);
+ g_free (filename);
+
+ groups = e_source_list_peek_groups (priv->source_list);
+ for (iter = groups; iter != NULL; iter = iter->next) {
+ ESourceGroup *source_group = iter->data;
+ const gchar *group_base_uri;
+
+ group_base_uri = e_source_group_peek_base_uri (source_group);
+
+ /* Compare only "file://" part. If the user's home
+ * changes, we do not want to create another group. */
+ if (on_this_computer == NULL &&
+ strncmp (base_uri, group_base_uri, 7) == 0)
+ on_this_computer = source_group;
+
+ else if (on_the_web == NULL &&
+ strcmp (WEB_BASE_URI, group_base_uri) == 0)
+ on_the_web = source_group;
+ }
+
+ name = _("On This Computer");
+
+ if (on_this_computer != NULL) {
+ GSList *sources;
+ const gchar *group_base_uri;
+
+ /* Force the group name to the current locale. */
+ e_source_group_set_name (on_this_computer, name);
+
+ sources = e_source_group_peek_sources (on_this_computer);
+ group_base_uri = e_source_group_peek_base_uri (on_this_computer);
+
+ /* Make sure this group includes a "Personal" source. */
+ for (iter = sources; iter != NULL; iter = iter->next) {
+ ESource *source = iter->data;
+ const gchar *relative_uri;
+
+ relative_uri = e_source_peek_relative_uri (source);
+ if (relative_uri == NULL)
+ continue;
+
+ if (strcmp (PERSONAL_RELATIVE_URI, relative_uri) != 0)
+ continue;
+
+ personal = source;
+ break;
+ }
+
+ /* Make sure we have the correct base URI. This can
+ * change when the user's home directory changes. */
+ if (strcmp (base_uri, group_base_uri) != 0) {
+ e_source_group_set_base_uri (
+ on_this_computer, base_uri);
+
+ /* XXX We shouldn't need this sync call here as
+ * set_base_uri() results in synching to GConf,
+ * but that happens in an idle loop and too late
+ * to prevent the user from seeing a "Cannot
+ * Open ... because of invalid URI" error. */
+ e_source_list_sync (priv->source_list, NULL);
+ }
+
+ } else {
+ ESourceGroup *source_group;
+
+ source_group = e_source_group_new (name, base_uri);
+ e_source_list_add_group (priv->source_list, source_group, -1);
+ g_object_unref (source_group);
+ }
+
+ name = _("Personal");
+
+ if (personal == NULL) {
+ ESource *source;
+ GSList *selected;
+ gchar *primary;
+
+ source = e_source_new (name, PERSONAL_RELATIVE_URI);
+ e_source_group_add_source (on_this_computer, source, -1);
+ g_object_unref (source);
+
+ primary = calendar_config_get_primary_tasks ();
+ selected = calendar_config_get_tasks_selected ();
+
+ if (primary == NULL && selected == NULL) {
+ const gchar *uid;
+
+ uid = e_source_peek_uid (source);
+ selected = g_slist_prepend (NULL, g_strdup (uid));
+
+ calendar_config_set_primary_tasks (uid);
+ calendar_config_set_tasks_selected (selected);
+ }
+
+ g_slist_foreach (selected, (GFunc) g_free, NULL);
+ g_slist_free (selected);
+ g_free (primary);
+ } else {
+ /* Force the source name to the current locale. */
+ e_source_set_name (personal, name);
+ }
+
+ name = _("On The Web");
+
+ if (on_the_web == NULL) {
+ ESourceGroup *source_group;
+
+ source_group = e_source_group_new (name, WEB_BASE_URI);
+ e_source_list_add_group (priv->source_list, source_group, -1);
+ g_object_unref (source_group);
+ } else {
+ /* Force the group name to the current locale. */
+ e_source_group_set_name (on_the_web, name);
+ }
+
+ g_free (base_uri);
+}
+
+static void
+task_module_cal_opened_cb (ECal *cal,
+ ECalendarStatus status,
+ GtkAction *action)
+{
+ EShell *shell;
+ ECalComponent *comp;
+ CompEditor *editor;
+ CompEditorFlags flags = 0;
+ const gchar *action_name;
+
+ /* FIXME Pass this in. */
+ shell = e_shell_get_default ();
+
+ /* XXX Handle errors better. */
+ if (status != E_CALENDAR_STATUS_OK)
+ return;
+
+ action_name = gtk_action_get_name (action);
+
+ flags |= COMP_EDITOR_NEW_ITEM;
+ if (strcmp (action_name, "task-assigned-new") == 0) {
+ flags |= COMP_EDITOR_IS_ASSIGNED;
+ flags |= COMP_EDITOR_USER_ORG;
+ }
+
+ editor = task_editor_new (cal, shell, flags);
+ comp = cal_comp_task_new_with_defaults (cal);
+ comp_editor_edit_comp (editor, comp);
+
+ gtk_window_present (GTK_WINDOW (editor));
+
+ g_object_unref (comp);
+ g_object_unref (cal);
+}
+
+static void
+action_task_new_cb (GtkAction *action,
+ EShellWindow *shell_window)
+{
+ ECal *cal = NULL;
+ ECalSourceType source_type;
+ ESourceList *source_list;
+ gchar *uid;
+
+ /* This callback is used for both tasks and assigned tasks. */
+
+ source_type = E_CAL_SOURCE_TYPE_TODO;
+
+ if (!e_cal_get_sources (&source_list, source_type, NULL)) {
+ g_warning ("Could not get task sources from GConf!");
+ return;
+ }
+
+ uid = calendar_config_get_primary_tasks ();
+
+ if (uid != NULL) {
+ ESource *source;
+
+ source = e_source_list_peek_source_by_uid (source_list, uid);
+ if (source != NULL)
+ cal = auth_new_cal_from_source (source, source_type);
+ g_free (uid);
+ }
+
+ if (cal == NULL)
+ cal = auth_new_cal_from_default (source_type);
+
+ g_return_if_fail (cal != NULL);
+
+ g_signal_connect (
+ cal, "cal-opened",
+ G_CALLBACK (task_module_cal_opened_cb), action);
+
+ e_cal_open_async (cal, FALSE);
+}
+
+static void
+action_task_list_new_cb (GtkAction *action,
+ EShellWindow *shell_window)
+{
+ calendar_setup_new_task_list (GTK_WINDOW (shell_window));
+}
+
+static GtkActionEntry item_entries[] = {
+
+ { "task-new",
+ "stock_task",
+ NC_("New", "_Task"),
+ "<Shift><Control>t",
+ N_("Create a new task"),
+ G_CALLBACK (action_task_new_cb) },
+
+ { "task-assigned-new",
+ "stock_task",
+ N_("Assigne_d Task"),
+ NULL,
+ N_("Create a new assigned task"),
+ G_CALLBACK (action_task_new_cb) }
+};
+
+static GtkActionEntry source_entries[] = {
+
+ { "task-list-new",
+ "stock_todo",
+ NC_("New", "Tas_k List"),
+ NULL,
+ N_("Create a new task list"),
+ G_CALLBACK (action_task_list_new_cb) }
+};
+
+static gboolean
+task_module_handle_uri_cb (EShellBackend *shell_backend,
+ const gchar *uri)
+{
+ EShell *shell;
+ CompEditor *editor;
+ CompEditorFlags flags = 0;
+ ECal *client;
+ ECalComponent *comp;
+ ESource *source;
+ ESourceList *source_list;
+ ECalSourceType source_type;
+ EUri *euri;
+ icalcomponent *icalcomp;
+ icalproperty *icalprop;
+ const gchar *cp;
+ gchar *source_uid = NULL;
+ gchar *comp_uid = NULL;
+ gchar *comp_rid = NULL;
+ gboolean handled = FALSE;
+ GError *error = NULL;
+
+ source_type = E_CAL_SOURCE_TYPE_TODO;
+ shell = e_shell_backend_get_shell (shell_backend);
+
+ if (strncmp (uri, "task:", 5) != 0)
+ return FALSE;
+
+ euri = e_uri_new (uri);
+ cp = euri->query;
+ if (cp == NULL)
+ goto exit;
+
+ while (*cp != '\0') {
+ gchar *header;
+ gchar *content;
+ gsize header_len;
+ gsize content_len;
+
+ header_len = strcspn (cp, "=&");
+
+ /* If it's malformed, give up. */
+ if (cp[header_len] != '=')
+ break;
+
+ header = (gchar *) cp;
+ header[header_len] = '\0';
+ cp += header_len + 1;
+
+ content_len = strcspn (cp, "&");
+
+ content = g_strndup (cp, content_len);
+ if (g_ascii_strcasecmp (header, "source-uid") == 0)
+ source_uid = g_strdup (content);
+ else if (g_ascii_strcasecmp (header, "comp-uid") == 0)
+ comp_uid = g_strdup (content);
+ else if (g_ascii_strcasecmp (header, "comp-rid") == 0)
+ comp_rid = g_strdup (content);
+ g_free (content);
+
+ cp += content_len;
+ if (*cp == '&') {
+ cp++;
+ if (strcmp (cp, "amp;") == 0)
+ cp += 4;
+ }
+ }
+
+ if (source_uid != NULL || comp_uid != NULL)
+ goto exit;
+
+ /* URI is valid, so consider it handled. Whether
+ * we successfully open it is another matter... */
+ handled = TRUE;
+
+ if (!e_cal_get_sources (&source_list, source_type, NULL)) {
+ g_printerr ("Could not get task sources from GConf!\n");
+ goto exit;
+ }
+
+ source = e_source_list_peek_source_by_uid (source_list, source_uid);
+ if (source == NULL) {
+ g_printerr ("No source for UID `%s'\n", source_uid);
+ g_object_unref (source_list);
+ goto exit;
+ }
+
+ client = auth_new_cal_from_source (source, source_type);
+ if (client == NULL || !e_cal_open (client, TRUE, &error)) {
+ g_printerr ("%s\n", error->message);
+ g_object_unref (source_list);
+ g_error_free (error);
+ goto exit;
+ }
+
+ /* XXX Copied from e_task_shell_view_open_task().
+ * Clearly a new utility function is needed. */
+
+ editor = comp_editor_find_instance (comp_uid);
+
+ if (editor != NULL)
+ goto present;
+
+ if (!e_cal_get_object (client, comp_uid, comp_rid, &icalcomp, &error)) {
+ g_printerr ("%s\n", error->message);
+ g_object_unref (source_list);
+ g_error_free (error);
+ goto exit;
+ }
+
+ comp = e_cal_component_new ();
+ e_cal_component_set_icalcomponent (comp, icalcomp);
+
+ icalprop = icalcomponent_get_first_property (
+ icalcomp, ICAL_ATTENDEE_PROPERTY);
+ if (icalprop != NULL)
+ flags |= COMP_EDITOR_IS_ASSIGNED;
+
+ if (itip_organizer_is_user (comp, client))
+ flags |= COMP_EDITOR_USER_ORG;
+
+ if (!e_cal_component_has_attendees (comp))
+ flags |= COMP_EDITOR_USER_ORG;
+
+ editor = task_editor_new (client, shell, flags);
+ comp_editor_edit_comp (editor, comp);
+
+ g_object_unref (comp);
+
+present:
+ gtk_window_present (GTK_WINDOW (editor));
+
+ g_object_unref (source_list);
+ g_object_unref (client);
+
+exit:
+ g_free (source_uid);
+ g_free (comp_uid);
+ g_free (comp_rid);
+
+ e_uri_free (euri);
+
+ return handled;
+}
+
+static void
+task_module_window_created_cb (EShellBackend *shell_backend,
+ GtkWindow *window)
+{
+ const gchar *module_name;
+
+ if (!E_IS_SHELL_WINDOW (window))
+ return;
+
+ module_name = E_SHELL_BACKEND_GET_CLASS (shell_backend)->name;
+
+ e_shell_window_register_new_item_actions (
+ E_SHELL_WINDOW (window), module_name,
+ item_entries, G_N_ELEMENTS (item_entries));
+
+ e_shell_window_register_new_source_actions (
+ E_SHELL_WINDOW (window), module_name,
+ source_entries, G_N_ELEMENTS (source_entries));
+}
+
+static void
+task_shell_backend_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ switch (property_id) {
+ case PROP_SOURCE_LIST:
+ g_value_set_object (
+ value,
+ e_task_shell_backend_get_source_list (
+ E_TASK_SHELL_BACKEND (object)));
+ return;
+ }
+
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+}
+
+static void
+task_shell_backend_dispose (GObject *object)
+{
+ ETaskShellBackendPrivate *priv;
+
+ priv = E_TASK_SHELL_BACKEND_GET_PRIVATE (object);
+
+ if (priv->source_list != NULL) {
+ g_object_unref (priv->source_list);
+ priv->source_list = NULL;
+ }
+
+ /* Chain up to parent's dispose() method. */
+ G_OBJECT_CLASS (parent_class)->dispose (object);
+}
+
+static void
+task_shell_backend_constructed (GObject *object)
+{
+ EShell *shell;
+ EShellBackend *shell_backend;
+
+ shell_backend = E_SHELL_BACKEND (object);
+ shell = e_shell_backend_get_shell (shell_backend);
+
+ task_module_ensure_sources (shell_backend);
+
+ g_signal_connect_swapped (
+ shell, "handle-uri",
+ G_CALLBACK (task_module_handle_uri_cb), shell_backend);
+
+ g_signal_connect_swapped (
+ shell, "window-created",
+ G_CALLBACK (task_module_window_created_cb), shell_backend);
+}
+
+static void
+task_shell_backend_class_init (ETaskShellBackendClass *class)
+{
+ GObjectClass *object_class;
+ EShellBackendClass *shell_backend_class;
+
+ parent_class = g_type_class_peek_parent (class);
+ g_type_class_add_private (class, sizeof (ETaskShellBackendPrivate));
+
+ object_class = G_OBJECT_CLASS (class);
+ object_class->get_property = task_shell_backend_get_property;
+ object_class->dispose = task_shell_backend_dispose;
+ object_class->constructed = task_shell_backend_constructed;
+
+ shell_backend_class = E_SHELL_BACKEND_CLASS (class);
+ shell_backend_class->shell_view_type = E_TYPE_TASK_SHELL_VIEW;
+ shell_backend_class->name = "tasks";
+ shell_backend_class->aliases = "";
+ shell_backend_class->schemes = "task";
+ shell_backend_class->sort_order = 600;
+ shell_backend_class->start = NULL;
+ shell_backend_class->is_busy = NULL;
+ shell_backend_class->shutdown = NULL;
+ shell_backend_class->migrate = e_task_shell_backend_migrate;
+
+ g_object_class_install_property (
+ object_class,
+ PROP_SOURCE_LIST,
+ g_param_spec_object (
+ "source-list",
+ _("Source List"),
+ _("The registry of task lists"),
+ E_TYPE_SOURCE_LIST,
+ G_PARAM_READABLE));
+}
+
+static void
+task_shell_backend_init (ETaskShellBackend *task_shell_backend)
+{
+ task_shell_backend->priv =
+ E_TASK_SHELL_BACKEND_GET_PRIVATE (task_shell_backend);
+}
+
+GType
+e_task_shell_backend_get_type (void)
+{
+ return task_shell_backend_type;
+}
+
+void
+e_task_shell_backend_register_type (GTypeModule *type_module)
+{
+ const GTypeInfo type_info = {
+ sizeof (ETaskShellBackendClass),
+ (GBaseInitFunc) NULL,
+ (GBaseFinalizeFunc) NULL,
+ (GClassInitFunc) task_shell_backend_class_init,
+ (GClassFinalizeFunc) NULL,
+ NULL, /* class_data */
+ sizeof (ETaskShellBackend),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) task_shell_backend_init,
+ NULL /* value_table */
+ };
+
+ task_shell_backend_type = g_type_module_register_type (
+ type_module, E_TYPE_SHELL_BACKEND,
+ "ETaskShellBackend", &type_info, 0);
+}
+
+ESourceList *
+e_task_shell_backend_get_source_list (ETaskShellBackend *task_shell_backend)
+{
+ g_return_val_if_fail (
+ E_IS_TASK_SHELL_BACKEND (task_shell_backend), NULL);
+
+ return task_shell_backend->priv->source_list;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-28 04:53:41 +0800