diff options
Diffstat (limited to 'src/im-manager.c')
| -rw-r--r-- | src/im-manager.c | 647 |
1 files changed, 647 insertions, 0 deletions
diff --git a/src/im-manager.c b/src/im-manager.c new file mode 100644 index 00000000..96f5f9c7 --- /dev/null +++ b/src/im-manager.c @@ -0,0 +1,647 @@ +/* + * im-manager.c - Source for SalutImManager + * Copyright (C) 2005 Collabora Ltd. + * + * This library 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 2.1 of the License, or (at your option) any later version. + * + * This library 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 this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <salut/caps-channel-manager.h> + +#include "extensions/extensions.h" +#include "im-channel.h" +#include "im-manager.h" +#include "contact.h" + +#include <gibber/gibber-linklocal-transport.h> +#include <wocky/wocky-stanza.h> +#include <gibber/gibber-namespaces.h> + +#include <telepathy-glib/channel-manager.h> +#include <telepathy-glib/dbus.h> +#include <telepathy-glib/gtypes.h> +#include <telepathy-glib/interfaces.h> + +#define DEBUG_FLAG DEBUG_IM +#include "debug.h" + +static void salut_im_manager_channel_manager_iface_init (gpointer g_iface, + gpointer iface_data); +static void gabble_caps_channel_manager_iface_init ( + GabbleCapsChannelManagerIface *); + +static SalutImChannel * +salut_im_manager_new_channel (SalutImManager *mgr, TpHandle handle, + TpHandle initiator, gpointer request); + +G_DEFINE_TYPE_WITH_CODE (SalutImManager, salut_im_manager, G_TYPE_OBJECT, + G_IMPLEMENT_INTERFACE (TP_TYPE_CHANNEL_MANAGER, + salut_im_manager_channel_manager_iface_init); + G_IMPLEMENT_INTERFACE (GABBLE_TYPE_CAPS_CHANNEL_MANAGER, + gabble_caps_channel_manager_iface_init)) + +/* properties */ +enum +{ + PROP_CONNECTION = 1, + PROP_CONTACT_MANAGER, + LAST_PROPERTY +}; + +/* private structure */ +typedef struct _SalutImManagerPrivate SalutImManagerPrivate; + +struct _SalutImManagerPrivate +{ + SalutContactManager *contact_manager; + SalutConnection *connection; + GHashTable *channels; + gulong status_changed_id; + guint message_handler_id; + gboolean dispose_has_run; +}; + +#define SALUT_IM_MANAGER_GET_PRIVATE(o) \ + (G_TYPE_INSTANCE_GET_PRIVATE ((o), SALUT_TYPE_IM_MANAGER, \ + SalutImManagerPrivate)) + +static void +salut_im_manager_init (SalutImManager *obj) +{ + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (obj); + /* allocate any data required by the object here */ + priv->channels = g_hash_table_new_full (g_direct_hash, g_direct_equal, + NULL, g_object_unref); +} + +static gboolean +message_stanza_callback (WockyPorter *porter, + WockyStanza *stanza, + gpointer user_data) +{ + SalutImManager *self = SALUT_IM_MANAGER (user_data); + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + SalutImChannel *chan; + TpHandle handle; + TpBaseConnection *base_conn = TP_BASE_CONNECTION (priv->connection); + TpHandleRepoIface *handle_repo = tp_base_connection_get_handles (base_conn, + TP_HANDLE_TYPE_CONTACT); + SalutContact *contact; + + contact = SALUT_CONTACT (wocky_stanza_get_from_contact (stanza)); + + handle = tp_handle_lookup (handle_repo, contact->name, NULL, NULL); + g_assert (handle != 0); + + if (g_hash_table_lookup (priv->channels, GUINT_TO_POINTER (handle)) != NULL) + return FALSE; /* we only care about opening new channels */ + + chan = salut_im_manager_new_channel (self, handle, handle, NULL); + salut_im_channel_received_stanza (chan, stanza); + + return TRUE; +} + +static void +salut_im_factory_close_all (SalutImManager *self) +{ + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + + if (priv->channels != NULL) + { + GHashTable *tmp = priv->channels; + + DEBUG ("closing channels"); + priv->channels = NULL; + g_hash_table_destroy (tmp); + } + + if (priv->status_changed_id != 0) + { + g_signal_handler_disconnect (priv->connection, priv->status_changed_id); + priv->status_changed_id = 0; + } +} + +static void +connection_status_changed_cb (SalutConnection *conn, + guint status, + guint reason, + SalutImManager *self) +{ + if (status == TP_CONNECTION_STATUS_DISCONNECTED) + { + salut_im_factory_close_all (self); + } +} + + +static void salut_im_manager_dispose (GObject *object); +static void salut_im_manager_finalize (GObject *object); + +static void +salut_im_manager_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + SalutImManager *self = SALUT_IM_MANAGER (object); + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + + switch (property_id) + { + case PROP_CONNECTION: + g_value_set_object (value, priv->connection); + break; + case PROP_CONTACT_MANAGER: + g_value_set_object (value, priv->contact_manager); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +salut_im_manager_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + SalutImManager *self = SALUT_IM_MANAGER (object); + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + + switch (property_id) + { + case PROP_CONNECTION: + priv->connection = g_value_get_object (value); + break; + case PROP_CONTACT_MANAGER: + priv->contact_manager = g_value_dup_object (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static GObject * +salut_im_manager_constructor (GType type, + guint n_props, + GObjectConstructParam *props) +{ + GObject *obj; + SalutImManager *self; + SalutImManagerPrivate *priv; + + obj = G_OBJECT_CLASS (salut_im_manager_parent_class)-> + constructor (type, n_props, props); + + self = SALUT_IM_MANAGER (obj); + priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + + priv->message_handler_id = wocky_porter_register_handler_from_anyone ( + priv->connection->porter, WOCKY_STANZA_TYPE_MESSAGE, + WOCKY_STANZA_SUB_TYPE_NONE, + WOCKY_PORTER_HANDLER_PRIORITY_NORMAL, + message_stanza_callback, self, NULL); + + priv->status_changed_id = g_signal_connect (priv->connection, + "status-changed", (GCallback) connection_status_changed_cb, self); + + return obj; +} + +static void +salut_im_manager_class_init (SalutImManagerClass *salut_im_manager_class) +{ + GObjectClass *object_class = G_OBJECT_CLASS (salut_im_manager_class); + GParamSpec *param_spec; + + g_type_class_add_private (salut_im_manager_class, + sizeof (SalutImManagerPrivate)); + + object_class->constructor = salut_im_manager_constructor; + object_class->dispose = salut_im_manager_dispose; + object_class->finalize = salut_im_manager_finalize; + object_class->get_property = salut_im_manager_get_property; + object_class->set_property = salut_im_manager_set_property; + + param_spec = g_param_spec_object ( + "connection", + "SalutConnection object", + "Salut connection object that owns this text channel factory object.", + SALUT_TYPE_CONNECTION, + G_PARAM_CONSTRUCT_ONLY | + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, PROP_CONNECTION, param_spec); + + param_spec = g_param_spec_object ( + "contact-manager", + "SalutContactManager object", + "Salut Contact Manager associated with the Salut Connection of this " + "manager", + SALUT_TYPE_CONTACT_MANAGER, + G_PARAM_CONSTRUCT_ONLY | + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, PROP_CONTACT_MANAGER, + param_spec); +} + +void +salut_im_manager_dispose (GObject *object) +{ + SalutImManager *self = SALUT_IM_MANAGER (object); + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + + if (priv->dispose_has_run) + return; + + priv->dispose_has_run = TRUE; + + if (priv->connection->porter != NULL) + { + wocky_porter_unregister_handler (priv->connection->porter, + priv->message_handler_id); + priv->message_handler_id = 0; + } + + if (priv->contact_manager) + { + g_object_unref (priv->contact_manager); + priv->contact_manager = NULL; + } + + salut_im_factory_close_all (self); + + if (G_OBJECT_CLASS (salut_im_manager_parent_class)->dispose) + G_OBJECT_CLASS (salut_im_manager_parent_class)->dispose (object); +} + +void +salut_im_manager_finalize (GObject *object) +{ + //SalutImManager *self = SALUT_IM_MANAGER (object); + //SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + + /* free any data held directly by the object here */ + + G_OBJECT_CLASS (salut_im_manager_parent_class)->finalize (object); +} + +struct foreach_data +{ + TpExportableChannelFunc func; + gpointer data; +}; + +static void +salut_im_manager_iface_foreach_one (gpointer key, + gpointer value, + gpointer data) +{ + TpExportableChannel *chan = TP_EXPORTABLE_CHANNEL (value); + struct foreach_data *f = (struct foreach_data *) data; + + f->func (chan, f->data); +} + +static void +salut_im_manager_foreach_channel (TpChannelManager *iface, + TpExportableChannelFunc func, + gpointer user_data) +{ + SalutImManager *mgr = SALUT_IM_MANAGER (iface); + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (mgr); + struct foreach_data f; + + f.func = func; + f.data = user_data; + + g_hash_table_foreach (priv->channels, salut_im_manager_iface_foreach_one, + &f); +} + +static const gchar * const im_channel_fixed_properties[] = { + TP_IFACE_CHANNEL ".ChannelType", + TP_IFACE_CHANNEL ".TargetHandleType", + NULL +}; + + +static const gchar * const im_channel_allowed_properties[] = { + TP_IFACE_CHANNEL ".TargetHandle", + TP_IFACE_CHANNEL ".TargetID", + NULL +}; + +static void +salut_im_manager_type_foreach_channel_class (GType type, + TpChannelManagerTypeChannelClassFunc func, + gpointer user_data) +{ + GHashTable *table = g_hash_table_new_full (g_str_hash, g_str_equal, + NULL, (GDestroyNotify) tp_g_value_slice_free); + GValue *value; + + value = tp_g_value_slice_new (G_TYPE_STRING); + g_value_set_static_string (value, TP_IFACE_CHANNEL_TYPE_TEXT); + g_hash_table_insert (table, (gchar *) im_channel_fixed_properties[0], + value); + + value = tp_g_value_slice_new (G_TYPE_UINT); + g_value_set_uint (value, TP_HANDLE_TYPE_CONTACT); + g_hash_table_insert (table, (gchar *) im_channel_fixed_properties[1], + value); + + func (type, table, im_channel_allowed_properties, user_data); + + g_hash_table_destroy (table); +} + + +static gboolean +salut_im_manager_requestotron (SalutImManager *self, + gpointer request_token, + GHashTable *request_properties, + gboolean require_new) +{ + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + TpBaseConnection *base_conn = (TpBaseConnection *) priv->connection; + TpHandleRepoIface *contact_repo = tp_base_connection_get_handles ( + base_conn, TP_HANDLE_TYPE_CONTACT); + TpHandle handle; + GError *error = NULL; + TpExportableChannel *channel; + + if (tp_strdiff (tp_asv_get_string (request_properties, + TP_IFACE_CHANNEL ".ChannelType"), TP_IFACE_CHANNEL_TYPE_TEXT)) + return FALSE; + + if (tp_asv_get_uint32 (request_properties, + TP_IFACE_CHANNEL ".TargetHandleType", NULL) != TP_HANDLE_TYPE_CONTACT) + return FALSE; + + handle = tp_asv_get_uint32 (request_properties, + TP_IFACE_CHANNEL ".TargetHandle", NULL); + + if (!tp_handle_is_valid (contact_repo, handle, &error)) + goto error; + + /* Check if there are any other properties that we don't understand */ + if (tp_channel_manager_asv_has_unknown_properties (request_properties, + im_channel_fixed_properties, im_channel_allowed_properties, + &error)) + { + goto error; + } + + /* Don't support opening a channel to our self handle */ + if (handle == base_conn->self_handle) + { + g_set_error (&error, TP_ERRORS, TP_ERROR_NOT_IMPLEMENTED, + "Can't open a text channel to yourself"); + goto error; + } + + channel = g_hash_table_lookup (priv->channels, GUINT_TO_POINTER (handle)); + + if (channel == NULL) + { + salut_im_manager_new_channel (self, handle, base_conn->self_handle, + request_token); + return TRUE; + } + + if (require_new) + { + g_set_error (&error, TP_ERRORS, TP_ERROR_NOT_AVAILABLE, + "Already chatting with contact #%u in another channel", handle); + goto error; + } + + tp_channel_manager_emit_request_already_satisfied (self, request_token, + channel); + return TRUE; + +error: + tp_channel_manager_emit_request_failed (self, request_token, + error->domain, error->code, error->message); + g_error_free (error); + return TRUE; +} + + +static gboolean +salut_im_manager_create_channel (TpChannelManager *manager, + gpointer request_token, + GHashTable *request_properties) +{ + SalutImManager *self = SALUT_IM_MANAGER (manager); + + return salut_im_manager_requestotron (self, request_token, + request_properties, TRUE); +} + + +static gboolean +salut_im_manager_request_channel (TpChannelManager *manager, + gpointer request_token, + GHashTable *request_properties) +{ + SalutImManager *self = SALUT_IM_MANAGER (manager); + + return salut_im_manager_requestotron (self, request_token, + request_properties, FALSE); +} + + +static gboolean +salut_im_manager_ensure_channel (TpChannelManager *manager, + gpointer request_token, + GHashTable *request_properties) +{ + SalutImManager *self = SALUT_IM_MANAGER (manager); + + return salut_im_manager_requestotron (self, request_token, + request_properties, FALSE); +} + + +static void +salut_im_manager_channel_manager_iface_init (gpointer g_iface, + gpointer iface_data) +{ + TpChannelManagerIface *iface = g_iface; + + iface->foreach_channel = salut_im_manager_foreach_channel; + iface->type_foreach_channel_class = + salut_im_manager_type_foreach_channel_class; + iface->create_channel = salut_im_manager_create_channel; + iface->request_channel = salut_im_manager_request_channel; + iface->ensure_channel = salut_im_manager_ensure_channel; +} + + +/* private functions */ +static void +im_channel_closed_cb (SalutImChannel *chan, + gpointer user_data) +{ + SalutImManager *self = SALUT_IM_MANAGER (user_data); + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (self); + TpHandle handle; + + tp_channel_manager_emit_channel_closed_for_object (self, + TP_EXPORTABLE_CHANNEL (chan)); + + if (priv->channels) + { + g_object_get (chan, "handle", &handle, NULL); + DEBUG ("Removing channel with handle %u", handle); + g_hash_table_remove (priv->channels, GUINT_TO_POINTER (handle)); + } +} + +static SalutImChannel * +salut_im_manager_new_channel (SalutImManager *mgr, + TpHandle handle, + TpHandle initiator, + gpointer request) +{ + SalutImManagerPrivate *priv = SALUT_IM_MANAGER_GET_PRIVATE (mgr); + TpBaseConnection *base_connection = TP_BASE_CONNECTION (priv->connection); + TpHandleRepoIface *handle_repo = + tp_base_connection_get_handles (base_connection, TP_HANDLE_TYPE_CONTACT); + SalutImChannel *chan; + SalutContact *contact; + const gchar *name; + gchar *path = NULL; + GSList *requests = NULL; + + g_assert (g_hash_table_lookup (priv->channels, GUINT_TO_POINTER (handle)) + == NULL); + + name = tp_handle_inspect (handle_repo, handle); + DEBUG ("Requested channel for handle: %u (%s)", handle, name); + + contact = salut_contact_manager_get_contact (priv->contact_manager, handle); + if (contact == NULL) + { + gchar *message = g_strdup_printf ("%s is not online", name); + tp_channel_manager_emit_request_failed (mgr, request, TP_ERRORS, + TP_ERROR_NOT_AVAILABLE, message); + g_free (message); + return NULL; + } + + path = g_strdup_printf ("%s/IMChannel/%u", + base_connection->object_path, handle); + chan = g_object_new (SALUT_TYPE_IM_CHANNEL, + "connection", priv->connection, + "contact", contact, + "object-path", path, + "handle", handle, + "initiator-handle", initiator, + NULL); + g_object_unref (contact); + g_free (path); + g_hash_table_insert (priv->channels, GUINT_TO_POINTER (handle), chan); + + if (request != NULL) + requests = g_slist_prepend (requests, request); + + tp_channel_manager_emit_new_channel (mgr, TP_EXPORTABLE_CHANNEL (chan), + requests); + + g_slist_free (requests); + + g_signal_connect (chan, "closed", G_CALLBACK (im_channel_closed_cb), mgr); + + return chan; +} + +/* public functions */ +SalutImManager * +salut_im_manager_new (SalutConnection *connection, + SalutContactManager *contact_manager) +{ + return g_object_new (SALUT_TYPE_IM_MANAGER, + "connection", connection, + "contact-manager", contact_manager, + NULL); +} + +static void +salut_im_manager_add_contact_caps (GPtrArray *arr) +{ + GValue monster = {0, }; + GHashTable *fixed_properties; + GValue *channel_type_value; + GValue *target_handle_type_value; + gchar *text_allowed_properties[] = + { + TP_IFACE_CHANNEL ".TargetHandle", + NULL + }; + + g_value_init (&monster, TP_STRUCT_TYPE_REQUESTABLE_CHANNEL_CLASS); + g_value_take_boxed (&monster, + dbus_g_type_specialized_construct ( + TP_STRUCT_TYPE_REQUESTABLE_CHANNEL_CLASS)); + + fixed_properties = g_hash_table_new_full (g_str_hash, g_str_equal, NULL, + (GDestroyNotify) tp_g_value_slice_free); + + channel_type_value = tp_g_value_slice_new (G_TYPE_STRING); + g_value_set_static_string (channel_type_value, TP_IFACE_CHANNEL_TYPE_TEXT); + g_hash_table_insert (fixed_properties, TP_IFACE_CHANNEL ".ChannelType", + channel_type_value); + + target_handle_type_value = tp_g_value_slice_new (G_TYPE_UINT); + g_value_set_uint (target_handle_type_value, TP_HANDLE_TYPE_CONTACT); + g_hash_table_insert (fixed_properties, TP_IFACE_CHANNEL ".TargetHandleType", + target_handle_type_value); + + dbus_g_type_struct_set (&monster, + 0, fixed_properties, + 1, text_allowed_properties, + G_MAXUINT); + + g_hash_table_destroy (fixed_properties); + + g_ptr_array_add (arr, g_value_get_boxed (&monster)); +} + +static void +salut_im_manager_get_contact_caps_from_set ( + GabbleCapsChannelManager *iface G_GNUC_UNUSED, + TpHandle handle G_GNUC_UNUSED, + const GabbleCapabilitySet *set G_GNUC_UNUSED, + GPtrArray *arr) +{ + /* We don't need to check this contact's capabilities, we assume every + * contact support text channels. */ + salut_im_manager_add_contact_caps (arr); +} + +static void +gabble_caps_channel_manager_iface_init (GabbleCapsChannelManagerIface *iface) +{ + iface->get_contact_caps = salut_im_manager_get_contact_caps_from_set; +} |