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/* |
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* Copyright (C) 2016 Red Hat, Inc |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, see <http://www.gnu.org/licenses/>. |
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* |
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* Authors: Martin Hatina <mhatina@redhat.com> |
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* Marek Kasik <mkasik@redhat.com> |
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*/ |
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#include "pp-printer.h" |
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#include "pp-job.h" |
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#if (CUPS_VERSION_MAJOR == 1) && (CUPS_VERSION_MINOR <= 6) |
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#define IPP_STATE_IDLE IPP_IDLE |
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#endif |
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struct _PpPrinter |
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{ |
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GObject parent_instance; |
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gchar *printer_name; |
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}; |
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G_DEFINE_TYPE (PpPrinter, pp_printer, G_TYPE_OBJECT) |
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static void |
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pp_printer_dispose (GObject *object) |
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{ |
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PpPrinter *self = PP_PRINTER (object); |
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g_clear_pointer (&self->printer_name, g_free); |
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G_OBJECT_CLASS (pp_printer_parent_class)->dispose (object); |
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} |
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static void |
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pp_printer_class_init (PpPrinterClass *klass) |
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{ |
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass); |
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gobject_class->dispose = pp_printer_dispose; |
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} |
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static void |
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pp_printer_init (PpPrinter *self) |
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{ |
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} |
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PpPrinter * |
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pp_printer_new (const gchar *name) |
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{ |
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PpPrinter *self = g_object_new (PP_TYPE_PRINTER, NULL); |
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self->printer_name = g_strdup (name); |
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return self; |
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} |
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const gchar * |
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pp_printer_get_name (PpPrinter *self) |
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{ |
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g_return_val_if_fail (PP_IS_PRINTER (self), NULL); |
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return self->printer_name; |
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} |
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static void |
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printer_rename_thread (GTask *task, |
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gpointer source_object, |
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gpointer task_data, |
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GCancellable *cancellable) |
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{ |
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PpPrinter *self = PP_PRINTER (source_object); |
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gboolean result; |
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const gchar *new_printer_name = task_data; |
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result = printer_rename (self->printer_name, new_printer_name); |
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if (result) |
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{ |
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g_free (self->printer_name); |
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self->printer_name = g_strdup (new_printer_name); |
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} |
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g_task_return_boolean (task, result); |
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} |
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static void |
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printer_rename_dbus_cb (GObject *source_object, |
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GAsyncResult *res, |
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gpointer user_data) |
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{ |
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PpPrinter *self; |
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g_autoptr(GVariant) output = NULL; |
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gboolean result = FALSE; |
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g_autoptr(GError) error = NULL; |
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g_autoptr(GTask) task = user_data; |
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output = g_dbus_connection_call_finish (G_DBUS_CONNECTION (source_object), |
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res, |
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&error); |
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if (output != NULL) |
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{ |
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const gchar *ret_error; |
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self = g_task_get_source_object (task); |
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g_variant_get (output, "(&s)", &ret_error); |
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if (ret_error[0] != '\0') |
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{ |
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g_warning ("cups-pk-helper: renaming of printer %s failed: %s", self->printer_name, ret_error); |
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} |
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else |
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{ |
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result = TRUE; |
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g_free (self->printer_name); |
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self->printer_name = g_strdup (g_task_get_task_data (task)); |
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} |
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g_task_return_boolean (task, result); |
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} |
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else |
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{ |
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if (error->domain == G_DBUS_ERROR && |
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(error->code == G_DBUS_ERROR_SERVICE_UNKNOWN || |
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error->code == G_DBUS_ERROR_UNKNOWN_METHOD)) |
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{ |
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g_warning ("Update cups-pk-helper to at least 0.2.6 please to be able to use PrinterRename method."); |
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g_task_run_in_thread (task, printer_rename_thread); |
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} |
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else |
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{ |
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g_task_return_boolean (task, FALSE); |
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} |
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} |
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} |
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static void |
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get_bus_cb (GObject *source_object, |
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GAsyncResult *res, |
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gpointer user_data) |
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{ |
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PpPrinter *self; |
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GDBusConnection *bus; |
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g_autoptr(GError) error = NULL; |
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g_autoptr(GTask) task = user_data; |
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bus = g_bus_get_finish (res, &error); |
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if (bus != NULL) |
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{ |
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self = g_task_get_source_object (task); |
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g_dbus_connection_call (bus, |
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MECHANISM_BUS, |
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"/", |
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MECHANISM_BUS, |
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"PrinterRename", |
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g_variant_new ("(ss)", |
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self->printer_name, |
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g_task_get_task_data (task)), |
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G_VARIANT_TYPE ("(s)"), |
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G_DBUS_CALL_FLAGS_NONE, |
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-1, |
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g_task_get_cancellable (task), |
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printer_rename_dbus_cb, |
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task); |
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g_steal_pointer (&task); |
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} |
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else |
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{ |
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g_warning ("Failed to get system bus: %s", error->message); |
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g_task_return_boolean (task, FALSE); |
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} |
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} |
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void |
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pp_printer_rename_async (PpPrinter *self, |
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const gchar *new_printer_name, |
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GCancellable *cancellable, |
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GAsyncReadyCallback callback, |
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gpointer user_data) |
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{ |
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GTask *task; |
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g_return_if_fail (new_printer_name != NULL); |
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task = g_task_new (G_OBJECT (self), cancellable, callback, user_data); |
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g_task_set_task_data (task, g_strdup (new_printer_name), g_free); |
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g_bus_get (G_BUS_TYPE_SYSTEM, |
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cancellable, |
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get_bus_cb, |
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task); |
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} |
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gboolean |
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pp_printer_rename_finish (PpPrinter *self, |
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GAsyncResult *res, |
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GError **error) |
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{ |
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g_return_val_if_fail (g_task_is_valid (res, self), FALSE); |
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return g_task_propagate_boolean (G_TASK (res), error); |
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} |
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typedef struct |
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{ |
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gboolean myjobs; |
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gint which_jobs; |
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} GetJobsData; |
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static void |
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get_jobs_thread (GTask *task, |
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gpointer source_object, |
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gpointer task_data, |
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GCancellable *cancellable) |
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{ |
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ipp_attribute_t *attr = NULL; |
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static gchar *printer_attributes[] = { "auth-info-required" }; |
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GetJobsData *get_jobs_data = task_data; |
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cups_job_t *jobs = NULL; |
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PpPrinter *self = PP_PRINTER (source_object); |
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gboolean auth_info_is_required; |
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PpJob *job; |
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ipp_t *job_request; |
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ipp_t *job_response; |
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ipp_t *printer_request; |
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ipp_t *printer_response; |
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gchar **auth_info_required = NULL; |
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g_autofree gchar *printer_name = NULL; |
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g_autoptr(GPtrArray) array = NULL; |
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gint num_jobs; |
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gint i, j; |
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num_jobs = cupsGetJobs (&jobs, |
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self->printer_name, |
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get_jobs_data->myjobs ? 1 : 0, |
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get_jobs_data->which_jobs); |
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array = g_ptr_array_new_with_free_func (g_object_unref); |
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for (i = 0; i < num_jobs; i++) |
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{ |
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auth_info_is_required = FALSE; |
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if (jobs[i].state == IPP_JOB_HELD) |
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{ |
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g_autofree gchar *job_uri = g_strdup_printf ("ipp://localhost/jobs/%d", jobs[i].id); |
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job_request = ippNewRequest (IPP_GET_JOB_ATTRIBUTES); |
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ippAddString (job_request, IPP_TAG_OPERATION, IPP_TAG_URI, |
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"job-uri", NULL, job_uri); |
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ippAddString (job_request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
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"requesting-user-name", NULL, cupsUser ()); |
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ippAddString (job_request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
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"requested-attributes", NULL, "job-hold-until"); |
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job_response = cupsDoRequest (CUPS_HTTP_DEFAULT, job_request, "/"); |
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268 |
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if (job_response != NULL) |
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{ |
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attr = ippFindAttribute (job_response, "job-hold-until", IPP_TAG_ZERO); |
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if (attr != NULL && g_strcmp0 (ippGetString (attr, 0, NULL), "auth-info-required") == 0) |
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{ |
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auth_info_is_required = TRUE; |
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275 |
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if (auth_info_required == NULL) |
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{ |
277 |
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g_autofree gchar *printer_uri = g_strdup_printf ("ipp://localhost/printers/%s", self->printer_name); |
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printer_request = ippNewRequest (IPP_GET_PRINTER_ATTRIBUTES); |
280 |
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ippAddString (printer_request, IPP_TAG_OPERATION, IPP_TAG_URI, |
281 |
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"printer-uri", NULL, printer_uri); |
282 |
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ippAddString (printer_request, IPP_TAG_OPERATION, IPP_TAG_NAME, |
283 |
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"requesting-user-name", NULL, cupsUser ()); |
284 |
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ippAddStrings (printer_request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, |
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"requested-attributes", 1, NULL, (const char **) printer_attributes); |
286 |
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printer_response = cupsDoRequest (CUPS_HTTP_DEFAULT, printer_request, "/"); |
287 |
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288 |
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if (printer_response != NULL) |
289 |
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{ |
290 |
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attr = ippFindAttribute (printer_response, "auth-info-required", IPP_TAG_ZERO); |
291 |
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if (attr != NULL) |
292 |
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{ |
293 |
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auth_info_required = g_new0 (gchar *, ippGetCount (attr) + 1); |
294 |
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for (j = 0; j < ippGetCount (attr); j++) |
295 |
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auth_info_required[j] = g_strdup (ippGetString (attr, j, NULL)); |
296 |
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} |
297 |
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298 |
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ippDelete (printer_response); |
299 |
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} |
300 |
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} |
301 |
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} |
302 |
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303 |
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ippDelete (job_response); |
304 |
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} |
305 |
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} |
306 |
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|
307 |
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job = pp_job_new (jobs[i].id, jobs[i].title, jobs[i].state, jobs[i].priority, auth_info_is_required ? auth_info_required : NULL); |
308 |
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g_ptr_array_add (array, job); |
309 |
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} |
310 |
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|
311 |
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✗ |
g_strfreev (auth_info_required); |
312 |
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cupsFreeJobs (num_jobs, jobs); |
313 |
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314 |
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✗ |
if (g_task_set_return_on_cancel (task, FALSE)) |
315 |
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{ |
316 |
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g_task_return_pointer (task, g_steal_pointer (&array), (GDestroyNotify) g_ptr_array_unref); |
317 |
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} |
318 |
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✗ |
} |
319 |
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|
320 |
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void |
321 |
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✗ |
pp_printer_get_jobs_async (PpPrinter *self, |
322 |
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gboolean myjobs, |
323 |
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gint which_jobs, |
324 |
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GCancellable *cancellable, |
325 |
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GAsyncReadyCallback callback, |
326 |
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gpointer user_data) |
327 |
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{ |
328 |
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GetJobsData *get_jobs_data; |
329 |
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✗ |
g_autoptr(GTask) task = NULL; |
330 |
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|
331 |
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✗ |
get_jobs_data = g_new (GetJobsData, 1); |
332 |
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get_jobs_data->myjobs = myjobs; |
333 |
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get_jobs_data->which_jobs = which_jobs; |
334 |
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|
335 |
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task = g_task_new (G_OBJECT (self), cancellable, callback, user_data); |
336 |
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g_task_set_task_data (task, get_jobs_data, g_free); |
337 |
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g_task_set_return_on_cancel (task, TRUE); |
338 |
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g_task_run_in_thread (task, get_jobs_thread); |
339 |
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✗ |
} |
340 |
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|
341 |
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GPtrArray * |
342 |
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✗ |
pp_printer_get_jobs_finish (PpPrinter *self, |
343 |
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GAsyncResult *res, |
344 |
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GError **error) |
345 |
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{ |
346 |
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✗ |
g_return_val_if_fail (g_task_is_valid (res, self), NULL); |
347 |
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|
348 |
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✗ |
return g_task_propagate_pointer (G_TASK (res), error); |
349 |
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} |
350 |
|
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|
351 |
|
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static void |
352 |
|
✗ |
pp_printer_delete_dbus_cb (GObject *source_object, |
353 |
|
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GAsyncResult *res, |
354 |
|
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gpointer user_data) |
355 |
|
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{ |
356 |
|
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PpPrinter *self; |
357 |
|
✗ |
g_autoptr(GVariant) output = NULL; |
358 |
|
✗ |
gboolean result = FALSE; |
359 |
|
✗ |
g_autoptr(GError) error = NULL; |
360 |
|
✗ |
GTask *task = user_data; |
361 |
|
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|
362 |
|
✗ |
output = g_dbus_connection_call_finish (G_DBUS_CONNECTION (source_object), |
363 |
|
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res, |
364 |
|
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&error); |
365 |
|
|
|
366 |
|
✗ |
if (output != NULL) |
367 |
|
|
{ |
368 |
|
|
const gchar *ret_error; |
369 |
|
|
|
370 |
|
✗ |
self = g_task_get_source_object (task); |
371 |
|
|
|
372 |
|
✗ |
g_variant_get (output, "(&s)", &ret_error); |
373 |
|
✗ |
if (ret_error[0] != '\0') |
374 |
|
✗ |
g_warning ("cups-pk-helper: removing of printer %s failed: %s", self->printer_name, ret_error); |
375 |
|
|
else |
376 |
|
✗ |
result = TRUE; |
377 |
|
|
|
378 |
|
✗ |
g_task_return_boolean (task, result); |
379 |
|
|
} |
380 |
|
|
else |
381 |
|
|
{ |
382 |
|
✗ |
g_warning ("%s", error->message); |
383 |
|
|
|
384 |
|
✗ |
g_task_return_boolean (task, FALSE); |
385 |
|
|
} |
386 |
|
✗ |
} |
387 |
|
|
|
388 |
|
|
static void |
389 |
|
✗ |
pp_printer_delete_cb (GObject *source_object, |
390 |
|
|
GAsyncResult *res, |
391 |
|
|
gpointer user_data) |
392 |
|
|
{ |
393 |
|
|
PpPrinter *self; |
394 |
|
|
GDBusConnection *bus; |
395 |
|
✗ |
g_autoptr(GError) error = NULL; |
396 |
|
✗ |
GTask *task = user_data; |
397 |
|
|
|
398 |
|
✗ |
bus = g_bus_get_finish (res, &error); |
399 |
|
✗ |
if (bus != NULL) |
400 |
|
|
{ |
401 |
|
✗ |
self = g_task_get_source_object (task); |
402 |
|
|
|
403 |
|
✗ |
g_dbus_connection_call (bus, |
404 |
|
|
MECHANISM_BUS, |
405 |
|
|
"/", |
406 |
|
|
MECHANISM_BUS, |
407 |
|
|
"PrinterDelete", |
408 |
|
|
g_variant_new ("(s)", self->printer_name), |
409 |
|
|
G_VARIANT_TYPE ("(s)"), |
410 |
|
|
G_DBUS_CALL_FLAGS_NONE, |
411 |
|
|
-1, |
412 |
|
|
g_task_get_cancellable (task), |
413 |
|
|
pp_printer_delete_dbus_cb, |
414 |
|
|
task); |
415 |
|
|
} |
416 |
|
|
else |
417 |
|
|
{ |
418 |
|
✗ |
g_warning ("Failed to get system bus: %s", error->message); |
419 |
|
✗ |
g_task_return_boolean (task, FALSE); |
420 |
|
|
} |
421 |
|
✗ |
} |
422 |
|
|
|
423 |
|
|
void |
424 |
|
✗ |
pp_printer_delete_async (PpPrinter *self, |
425 |
|
|
GCancellable *cancellable, |
426 |
|
|
GAsyncReadyCallback callback, |
427 |
|
|
gpointer user_data) |
428 |
|
|
{ |
429 |
|
|
GTask *task; |
430 |
|
|
|
431 |
|
✗ |
task = g_task_new (G_OBJECT (self), cancellable, callback, user_data); |
432 |
|
|
|
433 |
|
✗ |
g_bus_get (G_BUS_TYPE_SYSTEM, |
434 |
|
|
cancellable, |
435 |
|
|
pp_printer_delete_cb, |
436 |
|
|
task); |
437 |
|
✗ |
} |
438 |
|
|
|
439 |
|
|
gboolean |
440 |
|
✗ |
pp_printer_delete_finish (PpPrinter *self, |
441 |
|
|
GAsyncResult *res, |
442 |
|
|
GError **error) |
443 |
|
|
{ |
444 |
|
✗ |
g_return_val_if_fail (g_task_is_valid (res, self), FALSE); |
445 |
|
|
|
446 |
|
✗ |
return g_task_propagate_boolean (G_TASK (res), error); |
447 |
|
|
} |
448 |
|
|
|
449 |
|
|
gboolean |
450 |
|
✗ |
pp_printer_delete_sync (PpPrinter *self, |
451 |
|
|
GCancellable *cancellable, |
452 |
|
|
GError **error) |
453 |
|
|
{ |
454 |
|
✗ |
g_autoptr(GDBusConnection) bus = NULL; |
455 |
|
✗ |
g_autoptr(GVariant) output = NULL; |
456 |
|
✗ |
g_autoptr(GError) tmp_error = NULL; |
457 |
|
|
const gchar *ret_error; |
458 |
|
✗ |
gboolean result = FALSE; |
459 |
|
|
|
460 |
|
✗ |
bus = g_bus_get_sync (G_BUS_TYPE_SYSTEM, cancellable, &tmp_error); |
461 |
|
✗ |
if (bus == NULL) |
462 |
|
|
{ |
463 |
|
✗ |
g_warning ("Failed to get system bus: %s", tmp_error->message); |
464 |
|
✗ |
*error = g_error_copy (tmp_error); |
465 |
|
✗ |
return result; |
466 |
|
|
} |
467 |
|
|
|
468 |
|
✗ |
output = g_dbus_connection_call_sync (bus, |
469 |
|
|
MECHANISM_BUS, |
470 |
|
|
"/", |
471 |
|
|
MECHANISM_BUS, |
472 |
|
|
"PrinterDelete", |
473 |
|
|
g_variant_new ("(s)", self->printer_name), |
474 |
|
|
G_VARIANT_TYPE ("(s)"), |
475 |
|
|
G_DBUS_CALL_FLAGS_NONE, |
476 |
|
|
-1, |
477 |
|
|
cancellable, |
478 |
|
|
&tmp_error); |
479 |
|
|
|
480 |
|
✗ |
if (output == NULL) |
481 |
|
|
{ |
482 |
|
✗ |
g_warning ("%s", tmp_error->message); |
483 |
|
✗ |
*error = g_error_copy (tmp_error); |
484 |
|
✗ |
return result; |
485 |
|
|
} |
486 |
|
|
|
487 |
|
✗ |
g_variant_get (output, "(&s)", &ret_error); |
488 |
|
✗ |
if (ret_error[0] != '\0') |
489 |
|
✗ |
g_warning ("cups-pk-helper: removing of printer %s failed: %s", self->printer_name, ret_error); |
490 |
|
|
else |
491 |
|
✗ |
result = TRUE; |
492 |
|
|
|
493 |
|
✗ |
return result; |
494 |
|
|
} |
495 |
|
|
|
496 |
|
|
typedef struct |
497 |
|
|
{ |
498 |
|
|
gchar *filename; |
499 |
|
|
gchar *job_name; |
500 |
|
|
} PrintFileData; |
501 |
|
|
|
502 |
|
|
static void |
503 |
|
✗ |
print_file_data_free (PrintFileData *print_file_data) |
504 |
|
|
{ |
505 |
|
✗ |
g_free (print_file_data->filename); |
506 |
|
✗ |
g_free (print_file_data->job_name); |
507 |
|
|
|
508 |
|
✗ |
g_slice_free (PrintFileData, print_file_data); |
509 |
|
✗ |
} |
510 |
|
|
|
511 |
|
|
static void |
512 |
|
✗ |
print_file_thread (GTask *task, |
513 |
|
|
gpointer source_object, |
514 |
|
|
gpointer task_data, |
515 |
|
|
GCancellable *cancellable) |
516 |
|
|
{ |
517 |
|
✗ |
PpPrinter *self = PP_PRINTER (source_object); |
518 |
|
|
PrintFileData *print_file_data; |
519 |
|
✗ |
cups_dest_t *dest = NULL; |
520 |
|
✗ |
gboolean ret = FALSE; |
521 |
|
✗ |
gint job_id = 0; |
522 |
|
|
|
523 |
|
✗ |
dest = cupsGetNamedDest (CUPS_HTTP_DEFAULT, self->printer_name, NULL); |
524 |
|
|
|
525 |
|
✗ |
if (dest == NULL) |
526 |
|
|
{ |
527 |
|
✗ |
g_warning ("Failed to get the destination %s - %s.", self->printer_name, cupsLastErrorString ()); |
528 |
|
✗ |
g_task_return_boolean (task, ret); |
529 |
|
|
} |
530 |
|
|
|
531 |
|
✗ |
print_file_data = g_task_get_task_data (task); |
532 |
|
|
|
533 |
|
✗ |
job_id = cupsPrintFile2 (CUPS_HTTP_DEFAULT, dest->name, print_file_data->filename, print_file_data->job_name, dest->num_options, dest->options); |
534 |
|
|
|
535 |
|
✗ |
if (job_id < 1) |
536 |
|
✗ |
g_warning ("An error has occurred during printing of test page - %s", cupsLastErrorString ()); |
537 |
|
|
else |
538 |
|
✗ |
ret = TRUE; |
539 |
|
|
|
540 |
|
✗ |
cupsFreeDests (1, dest); |
541 |
|
|
|
542 |
|
✗ |
if (g_task_set_return_on_cancel (task, FALSE)) |
543 |
|
|
{ |
544 |
|
✗ |
g_task_return_boolean (task, ret); |
545 |
|
|
} |
546 |
|
✗ |
} |
547 |
|
|
|
548 |
|
|
void |
549 |
|
✗ |
pp_printer_print_file_async (PpPrinter *self, |
550 |
|
|
const gchar *filename, |
551 |
|
|
const gchar *job_name, |
552 |
|
|
GCancellable *cancellable, |
553 |
|
|
GAsyncReadyCallback callback, |
554 |
|
|
gpointer user_data) |
555 |
|
|
{ |
556 |
|
|
PrintFileData *print_file_data; |
557 |
|
✗ |
g_autoptr(GTask) task = NULL; |
558 |
|
|
|
559 |
|
✗ |
print_file_data = g_new (PrintFileData, 1); |
560 |
|
✗ |
print_file_data->filename = g_strdup (filename); |
561 |
|
✗ |
print_file_data->job_name = g_strdup (job_name); |
562 |
|
|
|
563 |
|
✗ |
task = g_task_new (G_OBJECT (self), cancellable, callback, user_data); |
564 |
|
|
|
565 |
|
✗ |
g_task_set_return_on_cancel (task, TRUE); |
566 |
|
✗ |
g_task_set_task_data (task, print_file_data, (GDestroyNotify) print_file_data_free); |
567 |
|
|
|
568 |
|
✗ |
g_task_run_in_thread (task, print_file_thread); |
569 |
|
✗ |
} |
570 |
|
|
|
571 |
|
|
gboolean |
572 |
|
✗ |
pp_printer_print_file_finish (PpPrinter *self, |
573 |
|
|
GAsyncResult *res, |
574 |
|
|
GError **error) |
575 |
|
|
{ |
576 |
|
✗ |
g_return_val_if_fail (g_task_is_valid (res, self), FALSE); |
577 |
|
|
|
578 |
|
✗ |
return g_task_propagate_boolean (G_TASK (res), error); |
579 |
|
|
} |
580 |
|
|
|