diff options
Diffstat (limited to 'calendar/modules/e-task-shell-backend.c')
| -rw-r--r-- | calendar/modules/e-task-shell-backend.c | 522 |
1 files changed, 522 insertions, 0 deletions
diff --git a/calendar/modules/e-task-shell-backend.c b/calendar/modules/e-task-shell-backend.c new file mode 100644 index 0000000000..1dba011c96 --- /dev/null +++ b/calendar/modules/e-task-shell-backend.c @@ -0,0 +1,522 @@ +/* + * 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 <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-view.h" +#include "e-task-shell-backend-migrate.h" + +#define MODULE_NAME "tasks" +#define MODULE_ALIASES "" +#define MODULE_SCHEMES "task" +#define MODULE_SORT_ORDER 600 + +#define WEB_BASE_URI "webcal://" +#define PERSONAL_RELATIVE_URI "system" + +/* Module Entry Point */ +void e_shell_backend_init (GTypeModule *type_module); + +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? */ + + ESourceList *source_list; + 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; + + if (!e_cal_get_sources (&source_list, E_CAL_SOURCE_TYPE_TODO, NULL)) { + g_warning ("Could not get task sources from GConf!"); + return; + } + + /* Share the source list with all task views. This is + * accessible via e_task_shell_view_get_source_list(). + * Note: EShellBackend takes ownership of the reference. + * + * XXX I haven't yet decided if I want to add a proper + * EShellBackend API for this. The mail module would + * not use it. */ + g_object_set_data_full ( + G_OBJECT (shell_backend), "source-list", + source_list, (GDestroyNotify) g_object_unref); + + 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 (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 (source_list, NULL); + } + + } else { + ESourceGroup *source_group; + + source_group = e_source_group_new (name, base_uri); + e_source_list_add_group (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 (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 = G_TYPE_MODULE (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 EShellBackendInfo module_info = { + + MODULE_NAME, + MODULE_ALIASES, + MODULE_SCHEMES, + MODULE_SORT_ORDER, + + /* start */ NULL, + /* is_busy */ NULL, + /* shutdown */ NULL, + e_task_shell_backend_migrate +}; + +void +e_shell_backend_init (GTypeModule *type_module) +{ + EShell *shell; + EShellBackend *shell_backend; + + shell_backend = E_SHELL_BACKEND (type_module); + shell = e_shell_backend_get_shell (shell_backend); + + e_shell_backend_set_info ( + shell_backend, &module_info, + e_task_shell_view_get_type (type_module)); + + 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); +} |