diff options
-rw-r--r-- | tubes/Library_tubes.mk | 4 | ||||
-rw-r--r-- | tubes/inc/tubes/conference.hxx | 6 | ||||
-rw-r--r-- | tubes/inc/tubes/file-transfer-helper.h | 117 | ||||
-rw-r--r-- | tubes/inc/tubes/manager.hxx | 2 | ||||
-rw-r--r-- | tubes/qa/test_manager.cxx | 21 | ||||
-rw-r--r-- | tubes/source/conference.cxx | 76 | ||||
-rw-r--r-- | tubes/source/file-transfer-helper.c | 1777 | ||||
-rw-r--r-- | tubes/source/manager.cxx | 11 |
8 files changed, 2014 insertions, 0 deletions
diff --git a/tubes/Library_tubes.mk b/tubes/Library_tubes.mk index 48ef793ffbe4..c11268c84302 100644 --- a/tubes/Library_tubes.mk +++ b/tubes/Library_tubes.mk @@ -61,4 +61,8 @@ $(eval $(call gb_Library_add_exception_objects,tubes,\ tubes/source/contact-list \ )) +$(eval $(call gb_Library_add_cobjects,tubes,\ + tubes/source/file-transfer-helper \ +)) + # vim:set shiftwidth=4 tabstop=4 noexpandtab: */ diff --git a/tubes/inc/tubes/conference.hxx b/tubes/inc/tubes/conference.hxx index a5ce7fb39278..7428bcb33a48 100644 --- a/tubes/inc/tubes/conference.hxx +++ b/tubes/inc/tubes/conference.hxx @@ -31,8 +31,10 @@ #include <sal/config.h> #include "tubes/packet.hxx" +#include "tubes/file-transfer-helper.h" #include <boost/shared_ptr.hpp> #include <boost/enable_shared_from_this.hpp> +#include <rtl/ustring.hxx> #include <telepathy-glib/telepathy-glib.h> #include <dbus/dbus-glib-lowlevel.h> #include <queue> @@ -68,6 +70,10 @@ public: /** Queue incoming data as TelePacket */ void queue( const char* pDBusSender, const char* pPacket, int nSize ); + + typedef void (*FileSentCallback)( bool aSuccess, void* pUserData); + void sendFile( rtl::OUString &localUri, FileSentCallback pCallback, void* pUserData); + // --- following only to be called only by manager's callbacks --- // TODO: make friends instead diff --git a/tubes/inc/tubes/file-transfer-helper.h b/tubes/inc/tubes/file-transfer-helper.h new file mode 100644 index 000000000000..fe0678f84eee --- /dev/null +++ b/tubes/inc/tubes/file-transfer-helper.h @@ -0,0 +1,117 @@ +/* + * empathy-ft-handler.h - Header for EmpathyFTHandler + * Copyright (C) 2009 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 + * + * Author: Cosimo Cecchi <cosimo.cecchi@collabora.co.uk> + */ + +/* empathy-ft-handler.h */ + +#ifndef __EMPATHY_FT_HANDLER_H__ +#define __EMPATHY_FT_HANDLER_H__ + +#include <glib-object.h> +#include <gio/gio.h> + +#include <telepathy-glib/contact.h> +#include <telepathy-glib/file-transfer-channel.h> + +G_BEGIN_DECLS + +#define EMPATHY_TYPE_FT_HANDLER empathy_ft_handler_get_type() +#define EMPATHY_FT_HANDLER(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST ((obj), \ + EMPATHY_TYPE_FT_HANDLER, EmpathyFTHandler)) +#define EMPATHY_FT_HANDLER_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST ((klass), \ + EMPATHY_TYPE_FT_HANDLER, EmpathyFTHandlerClass)) +#define EMPATHY_IS_FT_HANDLER(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EMPATHY_TYPE_FT_HANDLER)) +#define EMPATHY_IS_FT_HANDLER_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_TYPE ((klass), EMPATHY_TYPE_FT_HANDLER)) +#define EMPATHY_FT_HANDLER_GET_CLASS(obj) \ + (G_TYPE_INSTANCE_GET_CLASS ((obj), \ + EMPATHY_TYPE_FT_HANDLER, EmpathyFTHandlerClass)) + +typedef struct _EmpathyFTHandlerPriv EmpathyFTHandlerPriv; + +typedef struct { + GObject parent; + EmpathyFTHandlerPriv *priv; +} EmpathyFTHandler; + +typedef struct { + GObjectClass parent_class; +} EmpathyFTHandlerClass; + +#define EMPATHY_FT_ERROR_QUARK g_quark_from_static_string ("EmpathyFTError") + +typedef enum { + EMPATHY_FT_ERROR_FAILED, + EMPATHY_FT_ERROR_HASH_MISMATCH, + EMPATHY_FT_ERROR_TP_ERROR, + EMPATHY_FT_ERROR_SOCKET, + EMPATHY_FT_ERROR_NOT_SUPPORTED, + EMPATHY_FT_ERROR_INVALID_SOURCE_FILE, + EMPATHY_FT_ERROR_EMPTY_SOURCE_FILE +} EmpathyFTErrorEnum; + +/** + * EmpathyFTHandlerReadyCallback: + * @handler: the handler which is now ready + * @error: a #GError if the operation failed, or %NULL + * @user_data: user data passed to the callback + */ +typedef void (* EmpathyFTHandlerReadyCallback) (EmpathyFTHandler *handler, + GError *error, + gpointer user_data); + +GType empathy_ft_handler_get_type (void); + +/* public methods */ +void empathy_ft_handler_new_outgoing ( + TpAccount *account, + TpContact *contact, + GFile *source, + gint64 action_time, + EmpathyFTHandlerReadyCallback callback, + gpointer user_data); + +void empathy_ft_handler_new_incoming (TpFileTransferChannel *channel, + EmpathyFTHandlerReadyCallback callback, + gpointer user_data); +void empathy_ft_handler_incoming_set_destination (EmpathyFTHandler *handler, + GFile *destination); + +void empathy_ft_handler_start_transfer (EmpathyFTHandler *handler); +void empathy_ft_handler_cancel_transfer (EmpathyFTHandler *handler); + +/* properties of the transfer */ +const char * empathy_ft_handler_get_filename (EmpathyFTHandler *handler); +const char * empathy_ft_handler_get_content_type (EmpathyFTHandler *handler); +TpContact * empathy_ft_handler_get_contact (EmpathyFTHandler *handler); +GFile * empathy_ft_handler_get_gfile (EmpathyFTHandler *handler); +gboolean empathy_ft_handler_get_use_hash (EmpathyFTHandler *handler); +gboolean empathy_ft_handler_is_incoming (EmpathyFTHandler *handler); +guint64 empathy_ft_handler_get_transferred_bytes (EmpathyFTHandler *handler); +guint64 empathy_ft_handler_get_total_bytes (EmpathyFTHandler *handler); +gboolean empathy_ft_handler_is_completed (EmpathyFTHandler *handler); +gboolean empathy_ft_handler_is_cancelled (EmpathyFTHandler *handler); + +G_END_DECLS + +#endif /* __EMPATHY_FT_HANDLER_H__ */ diff --git a/tubes/inc/tubes/manager.hxx b/tubes/inc/tubes/manager.hxx index 954e4127ea89..97f5de86fa19 100644 --- a/tubes/inc/tubes/manager.hxx +++ b/tubes/inc/tubes/manager.hxx @@ -138,6 +138,8 @@ public: */ bool popPacket( TelePacket& rPacket ); + void sendFile( rtl::OUString &localUri, TeleConference::FileSentCallback pCallback, void* pUserData); + /// Only for use with MainLoopFlusher GMainLoop* getMainLoop() const; diff --git a/tubes/qa/test_manager.cxx b/tubes/qa/test_manager.cxx index b1ee074d5fb8..ce9a2d0a13db 100644 --- a/tubes/qa/test_manager.cxx +++ b/tubes/qa/test_manager.cxx @@ -59,6 +59,7 @@ public: void testStartBuddySession2(); void testSendPacket(); void testReceivePacket(); + void testSendFile(); void testFlushLoops(); void testDestroyManager1(); void testDestroyManager2(); @@ -81,6 +82,7 @@ public: CPPUNIT_TEST( testStartBuddySession2 ); CPPUNIT_TEST( testSendPacket ); CPPUNIT_TEST( testReceivePacket ); + CPPUNIT_TEST( testSendFile ); CPPUNIT_TEST( testFlushLoops ); CPPUNIT_TEST( testDestroyManager1 ); CPPUNIT_TEST( testDestroyManager2 ); @@ -285,6 +287,25 @@ void TestTeleTubes::testReceivePacket() CPPUNIT_ASSERT( nReceivedPackets == nSentPackets); } +static void TestTeleTubes_FileSent( bool success, void *user_data) +{ + TestTeleTubes *self = reinterpret_cast<TestTeleTubes *>(user_data); + + CPPUNIT_ASSERT( success); + g_main_loop_quit (self->mpMainLoop); +} + +void TestTeleTubes::testSendFile() +{ + TpAccount *pAcc1 = mpManager1->getAccount(maOffererIdentifier); + CPPUNIT_ASSERT( pAcc1 != 0); + /* This has to run after testContactList has run successfully. */ + CPPUNIT_ASSERT( mpAccepterContact != 0); + mpManager1->sendFile( maTestConfigIniURL, + TestTeleTubes_FileSent, this); + spinMainLoop(); +} + void TestTeleTubes::testFlushLoops() { mpManager1->flushLoop(); diff --git a/tubes/source/conference.cxx b/tubes/source/conference.cxx index 823a9a93f69c..9a35c70e9a19 100644 --- a/tubes/source/conference.cxx +++ b/tubes/source/conference.cxx @@ -445,6 +445,82 @@ void TeleConference::queue( const char* pDBusSender, const char* pPacketData, in } +class SendFileRequest { +public: + SendFileRequest( TeleConference *pSelf, + TeleConference::FileSentCallback pCallback, void* pUserData) + : mpSelf(pSelf) + , mpCallback(pCallback) + , mpUserData(pUserData) {}; + + /* FIXME: make a shared pointer? */ + TeleConference* mpSelf; + TeleConference::FileSentCallback mpCallback; + void* mpUserData; +}; + +static void TeleConference_TransferDone( EmpathyFTHandler *handler, TpFileTransferChannel *, gpointer user_data) +{ + SendFileRequest *request = reinterpret_cast<SendFileRequest *>(user_data); + + request->mpCallback(true, request->mpUserData); + delete request; + g_object_unref (handler); +} + +static void TeleConference_TransferError( EmpathyFTHandler *handler, const GError *error, gpointer user_data) +{ + SendFileRequest *request = reinterpret_cast<SendFileRequest *>(user_data); + + SAL_INFO( "tubes", "TeleConference_TransferError: " << error->message); + + request->mpCallback(false, request->mpUserData); + delete request; + g_object_unref (handler); +} + +static void TeleConference_FTReady( EmpathyFTHandler *handler, GError *error, gpointer user_data) +{ + SendFileRequest *request = reinterpret_cast<SendFileRequest *>(user_data); + + if ( error != 0 ) + { + request->mpCallback(error == 0, request->mpUserData); + delete request; + g_object_unref (handler); + } + else + { + g_signal_connect(handler, "transfer-done", + G_CALLBACK (TeleConference_TransferDone), request); + g_signal_connect(handler, "transfer-error", + G_CALLBACK (TeleConference_TransferError), request); + empathy_ft_handler_start_transfer(handler); + } +} + + +void TeleConference::sendFile( rtl::OUString &localUri, FileSentCallback pCallback, void* pUserData) +{ + INFO_LOGGER( "TeleConference::sendFile"); + + SAL_WARN_IF( ( !mpAccount || !mpChannel), "tubes", + "can't send a file before the tube is set up"); + if ( !mpAccount || !mpChannel) + return; + + GFile *pSource = g_file_new_for_uri( + OUStringToOString( localUri, RTL_TEXTENCODING_UTF8).getStr() ); + SendFileRequest *pReq = new SendFileRequest( this, pCallback, pUserData); + + empathy_ft_handler_new_outgoing( mpAccount, + tp_channel_get_target_contact( mpChannel), + pSource, + 0, + &TeleConference_FTReady, pReq); +} + + bool TeleConference::popPacket( TelePacket& rPacket ) { INFO_LOGGER( "TeleConference::popPacket"); diff --git a/tubes/source/file-transfer-helper.c b/tubes/source/file-transfer-helper.c new file mode 100644 index 000000000000..ca1a70bfc067 --- /dev/null +++ b/tubes/source/file-transfer-helper.c @@ -0,0 +1,1777 @@ +/* + * empathy-ft-handler.c - Source for EmpathyFTHandler + * Copyright © 2009, 2012 Collabora Ltd. + * Copyright © 2009 Frédéric Péters + * + * 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 + * + * Author: Cosimo Cecchi <cosimo.cecchi@collabora.co.uk> + */ + +/* empathy-ft-handler.c */ + +#include <glib.h> +#include <glib/gi18n.h> +#include <telepathy-glib/account-channel-request.h> +#include <telepathy-glib/util.h> +#include <telepathy-glib/dbus.h> +#include <telepathy-glib/interfaces.h> + +#include <tubes/file-transfer-helper.h> + +#define DEBUG(...) + +/** + * SECTION:empathy-ft-handler + * @title: EmpathyFTHandler + * @short_description: an object representing a File Transfer + * @include: libempathy/empathy-ft-handler + * + * #EmpathyFTHandler is the object which represents a File Transfer with all + * its properties. + * The creation of an #EmpathyFTHandler is done with + * empathy_ft_handler_new_outgoing() or empathy_ft_handler_new_incoming(), + * even though clients should not need to call them directly, as + * #EmpathyFTFactory does it for them. Remember that for the file transfer + * to work with an incoming handler, + * empathy_ft_handler_incoming_set_destination() should be called after + * empathy_ft_handler_new_incoming(). #EmpathyFTFactory does this + * automatically. + * It's important to note that, as the creation of the handlers is async, once + * an handler is created, it already has all the interesting properties set, + * like filename, total bytes, content type and so on, making it useful + * to be displayed in an UI. + * The transfer API works like a state machine; it has three signals, + * ::transfer-started, ::transfer-progress, ::transfer-done, which will be + * emitted in the relevant phases. + * In addition, if the handler is created with checksumming enabled, + * other three signals (::hashing-started, ::hashing-progress, ::hashing-done) + * will be emitted before or after the transfer, depending on the direction + * (respectively outgoing and incoming) of the handler. + * At any time between the call to empathy_ft_handler_start_transfer() and + * the last signal, a ::transfer-error can be emitted, indicating that an + * error has happened in the operation. The message of the error is localized + * to use in an UI. + */ + +G_DEFINE_TYPE (EmpathyFTHandler, empathy_ft_handler, G_TYPE_OBJECT) + +#define BUFFER_SIZE 4096 + +enum { + PROP_CHANNEL = 1, + PROP_G_FILE, + PROP_ACCOUNT, + PROP_CONTACT, + PROP_CONTENT_TYPE, + PROP_DESCRIPTION, + PROP_FILENAME, + PROP_MODIFICATION_TIME, + PROP_TOTAL_BYTES, + PROP_TRANSFERRED_BYTES, + PROP_USER_ACTION_TIME +}; + +enum { + HASHING_STARTED, + HASHING_PROGRESS, + HASHING_DONE, + TRANSFER_STARTED, + TRANSFER_PROGRESS, + TRANSFER_DONE, + TRANSFER_ERROR, + LAST_SIGNAL +}; + +typedef struct { + GInputStream *stream; + GError *error /* comment to make the style checker happy */; + guchar *buffer; + GChecksum *checksum; + gssize total_read; + guint64 total_bytes; + EmpathyFTHandler *handler; +} HashingData; + +typedef struct { + EmpathyFTHandlerReadyCallback callback; + gpointer user_data; + EmpathyFTHandler *handler; +} CallbacksData; + +/* private data */ +struct _EmpathyFTHandlerPriv { + gboolean dispose_run; + + GFile *gfile; + TpFileTransferChannel *channel; + GCancellable *cancellable; + gboolean use_hash; + + /* request for the new transfer */ + GHashTable *request; + + /* transfer properties */ + TpAccount *account; + TpContact *contact; + gchar *content_type; + gchar *filename; + gchar *description; + guint64 total_bytes; + guint64 transferred_bytes; + guint64 mtime; + gchar *content_hash; + TpFileHashType content_hash_type; + + gint64 user_action_time; + + /* time and speed */ + gdouble speed; + guint remaining_time; + gint64 last_update_time; + + gboolean is_completed; +}; + +static guint signals[LAST_SIGNAL] = { 0 }; + +static gboolean do_hash_job_incoming (GIOSchedulerJob *job, + GCancellable *cancellable, gpointer user_data); + +/* GObject implementations */ +static void +do_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + EmpathyFTHandler *self = EMPATHY_FT_HANDLER (object); + EmpathyFTHandlerPriv *priv = self->priv; + + switch (property_id) + { + case PROP_ACCOUNT: + g_value_set_object (value, priv->account); + break; + case PROP_CONTACT: + g_value_set_object (value, priv->contact); + break; + case PROP_CONTENT_TYPE: + g_value_set_string (value, priv->content_type); + break; + case PROP_DESCRIPTION: + g_value_set_string (value, priv->description); + break; + case PROP_FILENAME: + g_value_set_string (value, priv->filename); + break; + case PROP_MODIFICATION_TIME: + g_value_set_uint64 (value, priv->mtime); + break; + case PROP_TOTAL_BYTES: + g_value_set_uint64 (value, priv->total_bytes); + break; + case PROP_TRANSFERRED_BYTES: + g_value_set_uint64 (value, priv->transferred_bytes); + break; + case PROP_G_FILE: + g_value_set_object (value, priv->gfile); + break; + case PROP_CHANNEL: + g_value_set_object (value, priv->channel); + break; + case PROP_USER_ACTION_TIME: + g_value_set_int64 (value, priv->user_action_time); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + } +} + +static void +do_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + EmpathyFTHandler *self = EMPATHY_FT_HANDLER (object); + EmpathyFTHandlerPriv *priv = self->priv; + + switch (property_id) + { + case PROP_ACCOUNT: + priv->account = g_value_dup_object (value); + break; + case PROP_CONTACT: + priv->contact = g_value_dup_object (value); + break; + case PROP_CONTENT_TYPE: + priv->content_type = g_value_dup_string (value); + break; + case PROP_DESCRIPTION: + priv->description = g_value_dup_string (value); + break; + case PROP_FILENAME: + priv->filename = g_value_dup_string (value); + break; + case PROP_MODIFICATION_TIME: + priv->mtime = g_value_get_uint64 (value); + break; + case PROP_TOTAL_BYTES: + priv->total_bytes = g_value_get_uint64 (value); + break; + case PROP_TRANSFERRED_BYTES: + priv->transferred_bytes = g_value_get_uint64 (value); + break; + case PROP_G_FILE: + priv->gfile = g_value_dup_object (value); + break; + case PROP_CHANNEL: + priv->channel = g_value_dup_object (value); + break; + case PROP_USER_ACTION_TIME: + priv->user_action_time = g_value_get_int64 (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + } +} + +static void +do_dispose (GObject *object) +{ + EmpathyFTHandler *self = EMPATHY_FT_HANDLER (object); + EmpathyFTHandlerPriv *priv = self->priv; + + if (priv->dispose_run) + return; + + priv->dispose_run = TRUE; + + if (priv->contact != NULL) { + g_object_unref (priv->contact); + priv->contact = NULL; + } + + if (priv->gfile != NULL) { + g_object_unref (priv->gfile); + priv->gfile = NULL; + } + + if (priv->channel != NULL) { + tp_channel_close_async (TP_CHANNEL (priv->channel), NULL, NULL); + g_object_unref (priv->channel); + priv->channel = NULL; + } + + if (priv->cancellable != NULL) { + g_object_unref (priv->cancellable); + priv->cancellable = NULL; + } + + if (priv->request != NULL) + { + g_hash_table_unref (priv->request); + priv->request = NULL; + } + + G_OBJECT_CLASS (empathy_ft_handler_parent_class)->dispose (object); +} + +static void +do_finalize (GObject *object) +{ + EmpathyFTHandler *self = EMPATHY_FT_HANDLER (object); + EmpathyFTHandlerPriv *priv = self->priv; + + DEBUG ("%p", object); + + g_free (priv->content_type); + priv->content_type = NULL; + + g_free (priv->filename); + priv->filename = NULL; + + g_free (priv->description); + priv->description = NULL; + + g_free (priv->content_hash); + priv->content_hash = NULL; + + G_OBJECT_CLASS (empathy_ft_handler_parent_class)->finalize (object); +} + +static void +empathy_ft_handler_class_init (EmpathyFTHandlerClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GParamSpec *param_spec; + + g_type_class_add_private (klass, sizeof (EmpathyFTHandlerPriv)); + + object_class->get_property = do_get_property; + object_class->set_property = do_set_property; + object_class->dispose = do_dispose; + object_class->finalize = do_finalize; + + /* properties */ + + /** + * EmpathyFTHandler:account: + * + * The local #TpAccount for the file transfer + */ + param_spec = g_param_spec_object ("account", + "account", "The remote account", + TP_TYPE_ACCOUNT, + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT_ONLY); + g_object_class_install_property (object_class, PROP_ACCOUNT, param_spec); + + /** + * EmpathyFTHandler:contact: + * + * The remote #TpContact for the transfer + */ + param_spec = g_param_spec_object ("contact", + "contact", "The remote contact", + TP_TYPE_CONTACT, + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT_ONLY); + g_object_class_install_property (object_class, PROP_CONTACT, param_spec); + + /** + * EmpathyFTHandler:content-type: + * + * The content type of the file being transferred + */ + param_spec = g_param_spec_string ("content-type", + "content-type", "The content type of the file", NULL, + G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, + PROP_CONTENT_TYPE, param_spec); + + /** + * EmpathyFTHandler:description: + * + * The description of the file being transferred + */ + param_spec = g_param_spec_string ("description", + "description", "The description of the file", NULL, + G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, + PROP_DESCRIPTION, param_spec); + + /** + * EmpathyFTHandler:filename: + * + * The name of the file being transferred + */ + param_spec = g_param_spec_string ("filename", + "filename", "The name of the file", NULL, + G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, + PROP_FILENAME, param_spec); + + /** + * EmpathyFTHandler:modification-time: + * + * The modification time of the file being transferred + */ + param_spec = g_param_spec_uint64 ("modification-time", + "modification-time", "The mtime of the file", 0, + G_MAXUINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, + PROP_MODIFICATION_TIME, param_spec); + + /** + * EmpathyFTHandler:total-bytes: + * + * The size (in bytes) of the file being transferred + */ + param_spec = g_param_spec_uint64 ("total-bytes", + "total-bytes", "The size of the file", 0, + G_MAXUINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, + PROP_TOTAL_BYTES, param_spec); + + /** + * EmpathyFTHandler:transferred-bytes: + * + * The number of the bytes already transferred + */ + param_spec = g_param_spec_uint64 ("transferred-bytes", + "transferred-bytes", "The number of bytes already transferred", 0, + G_MAXUINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, + PROP_TRANSFERRED_BYTES, param_spec); + + /** + * EmpathyFTHandler:gfile: + * + * The #GFile object where the transfer actually happens + */ + param_spec = g_param_spec_object ("gfile", + "gfile", "The GFile we're handling", + G_TYPE_FILE, + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS); + g_object_class_install_property (object_class, PROP_G_FILE, param_spec); + + /** + * EmpathyFTHandler:channel: + * + * The underlying #TpFileTransferChannel managing the transfer + */ + param_spec = g_param_spec_object ("channel", + "channel", "The file transfer channel", + TP_TYPE_FILE_TRANSFER_CHANNEL, + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT_ONLY); + g_object_class_install_property (object_class, PROP_CHANNEL, param_spec); + + param_spec = g_param_spec_int64 ("user-action-time", "user action time", + "User action time", + 0, G_MAXINT64, 0, + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT_ONLY); + g_object_class_install_property (object_class, PROP_USER_ACTION_TIME, + param_spec); + + /* signals */ + + /** + * EmpathyFTHandler::transfer-started + * @handler: the object which has received the signal + * @channel: the #TpFileTransferChannel for which the transfer has started + * + * This signal is emitted when the actual transfer starts. + */ + signals[TRANSFER_STARTED] = + g_signal_new ("transfer-started", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, 0, NULL, NULL, + g_cclosure_marshal_generic, + G_TYPE_NONE, + 1, TP_TYPE_FILE_TRANSFER_CHANNEL); + + /** + * EmpathyFTHandler::transfer-done + * @handler: the object which has received the signal + * @channel: the #TpFileTransferChannel for which the transfer has started + * + * This signal will be emitted when the actual transfer is completed + * successfully. + */ + signals[TRANSFER_DONE] = + g_signal_new ("transfer-done", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, 0, NULL, NULL, + g_cclosure_marshal_generic, + G_TYPE_NONE, + 1, TP_TYPE_FILE_TRANSFER_CHANNEL); + + /** + * EmpathyFTHandler::transfer-error + * @handler: the object which has received the signal + * @error: a #GError + * + * This signal can be emitted anytime between the call to + * empathy_ft_handler_start_transfer() and the last expected signal + * (::transfer-done or ::hashing-done), and it's guaranteed to be the last + * signal coming from the handler, meaning that no other operation will + * take place after this signal. + */ + signals[TRANSFER_ERROR] = + g_signal_new ("transfer-error", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, 0, NULL, NULL, + g_cclosure_marshal_generic, + G_TYPE_NONE, + 1, G_TYPE_POINTER); + + /** + * EmpathyFTHandler::transfer-progress + * @handler: the object which has received the signal + * @current_bytes: the bytes currently transferred + * @total_bytes: the total bytes of the handler + * @remaining_time: the number of seconds remaining for the transfer + * to be completed + * @speed: the current speed of the transfer (in KB/s) + * + * This signal is emitted to notify clients of the progress of the + * transfer. + */ + signals[TRANSFER_PROGRESS] = + g_signal_new ("transfer-progress", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, 0, NULL, NULL, + g_cclosure_marshal_generic, + G_TYPE_NONE, + 4, G_TYPE_UINT64, G_TYPE_UINT64, G_TYPE_UINT, G_TYPE_DOUBLE); + + /** + * EmpathyFTHandler::hashing-started + * @handler: the object which has received the signal + * + * This signal is emitted when the hashing operation of the handler + * is started. Note that this might happen or not, depending on the CM + * and remote contact capabilities. Clients shoud use + * empathy_ft_handler_get_use_hash() before calling + * empathy_ft_handler_start_transfer() to know whether they should connect + * to this signal. + */ + signals[HASHING_STARTED] = + g_signal_new ("hashing-started", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, 0, NULL, NULL, + g_cclosure_marshal_generic, + G_TYPE_NONE, 0); + + /** + * EmpathyFTHandler::hashing-progress + * @handler: the object which has received the signal + * @current_bytes: the bytes currently hashed + * @total_bytes: the total bytes of the handler + * + * This signal is emitted to notify clients of the progress of the + * hashing operation. + */ + signals[HASHING_PROGRESS] = + g_signal_new ("hashing-progress", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, 0, NULL, NULL, + g_cclosure_marshal_generic, + G_TYPE_NONE, + 2, G_TYPE_UINT64, G_TYPE_UINT64); + + /** + * EmpathyFTHandler::hashing-done + * @handler: the object which has received the signal + * + * This signal is emitted when the hashing operation of the handler + * is completed. + */ + signals[HASHING_DONE] = + g_signal_new ("hashing-done", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, 0, NULL, NULL, + g_cclosure_marshal_generic, + G_TYPE_NONE, 0); +} + +static void +empathy_ft_handler_init (EmpathyFTHandler *self) +{ + EmpathyFTHandlerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (self, + EMPATHY_TYPE_FT_HANDLER, EmpathyFTHandlerPriv); + + self->priv = priv; + priv->cancellable = g_cancellable_new (); +} + +/* private functions */ + +static void +hash_data_free (HashingData *data) +{ + g_free (data->buffer); + + if (data->stream != NULL) + g_object_unref (data->stream); + + if (data->checksum != NULL) + g_checksum_free (data->checksum); + + if (data->error != NULL) + g_error_free (data->error); + + if (data->handler != NULL) + g_object_unref (data->handler); + + g_slice_free (HashingData, data); +} + +static GChecksumType +tp_file_hash_to_g_checksum (TpFileHashType type) +{ + GChecksumType retval; + + switch (type) + { + case TP_FILE_HASH_TYPE_MD5: + retval = G_CHECKSUM_MD5; + break; + case TP_FILE_HASH_TYPE_SHA1: + retval = G_CHECKSUM_SHA1; + break; + case TP_FILE_HASH_TYPE_SHA256: + retval = G_CHECKSUM_SHA256; + break; + case TP_FILE_HASH_TYPE_NONE: + default: + g_assert_not_reached (); + break; + } + + return retval; +} + +static void +check_hash_incoming (EmpathyFTHandler *handler) +{ + HashingData *hash_data; + EmpathyFTHandlerPriv *priv = handler->priv; + + if (!tp_str_empty (priv->content_hash)) + { + hash_data = g_slice_new0 (HashingData); + hash_data->total_bytes = priv->total_bytes; + hash_data->handler = g_object_ref (handler); + hash_data->checksum = g_checksum_new + (tp_file_hash_to_g_checksum (priv->content_hash_type)); + + g_signal_emit (handler, signals[HASHING_STARTED], 0); + + g_io_scheduler_push_job (do_hash_job_incoming, hash_data, NULL, + G_PRIORITY_DEFAULT, priv->cancellable); + } +} + +static void +emit_error_signal (EmpathyFTHandler *handler, + const GError *error) +{ + EmpathyFTHandlerPriv *priv = handler->priv; + + DEBUG ("Error in transfer: %s\n", error->message); + + if (!g_cancellable_is_cancelled (priv->cancellable)) + g_cancellable_cancel (priv->cancellable); + + g_signal_emit (handler, signals[TRANSFER_ERROR], 0, error); +} + +static gint64 +time_get_current (void) +{ + GDateTime *now; + gint64 result; + + now = g_date_time_new_now_utc (); + result = g_date_time_to_unix (now); + g_date_time_unref (now); + + return result; +} + +static void +update_remaining_time_and_speed (EmpathyFTHandler *handler, + guint64 transferred_bytes) +{ + EmpathyFTHandlerPriv *priv = handler->priv; + gint64 elapsed_time, current_time; + guint64 transferred, last_transferred_bytes; + gdouble speed; + gint remaining_time; + + last_transferred_bytes = priv->transferred_bytes; + priv->transferred_bytes = transferred_bytes; + + current_time = time_get_current (); + elapsed_time = current_time - priv->last_update_time; + + if (elapsed_time >= 1) + { + transferred = transferred_bytes - last_transferred_bytes; + speed = (gdouble) transferred / (gdouble) elapsed_time; + remaining_time = (priv->total_bytes - priv->transferred_bytes) / speed; + priv->speed = speed; + priv->remaining_time = remaining_time; + priv->last_update_time = current_time; + } +} + +static void +ft_transfer_transferred_bytes_cb (TpFileTransferChannel *channel, + GParamSpec *pspec, + EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv = handler->priv; + guint64 bytes; + + if (empathy_ft_handler_is_cancelled (handler)) + return; + + bytes = tp_file_transfer_channel_get_transferred_bytes (channel); + + if (priv->transferred_bytes == 0) + { + priv->last_update_time = time_get_current (); + g_signal_emit (handler, signals[TRANSFER_STARTED], 0, channel); + } + + if (priv->transferred_bytes != bytes) + { + update_remaining_time_and_speed (handler, bytes); + + g_signal_emit (handler, signals[TRANSFER_PROGRESS], 0, + bytes, priv->total_bytes, priv->remaining_time, + priv->speed); + } +} + +static void +ft_transfer_provide_cb (GObject *source, + GAsyncResult *result, + gpointer user_data) +{ + TpFileTransferChannel *channel = TP_FILE_TRANSFER_CHANNEL (source); + EmpathyFTHandler *handler = user_data; + GError *error = NULL; + + if (!tp_file_transfer_channel_provide_file_finish (channel, result, &error)) + { + emit_error_signal (handler, error); + g_clear_error (&error); + } +} + +static void +ft_transfer_accept_cb (GObject *source, + GAsyncResult *result, + gpointer user_data) +{ + TpFileTransferChannel *channel = TP_FILE_TRANSFER_CHANNEL (source); + EmpathyFTHandler *handler = user_data; + GError *error = NULL; + + if (!tp_file_transfer_channel_accept_file_finish (channel, result, &error)) + { + emit_error_signal (handler, error); + g_clear_error (&error); + } +} + +static GError * +error_from_state_change_reason (TpFileTransferStateChangeReason reason) +{ + const char *string; + GError *retval = NULL; + + string = NULL; + + switch (reason) + { + case TP_FILE_TRANSFER_STATE_CHANGE_REASON_NONE: + string = _("No reason was specified"); + break; + case TP_FILE_TRANSFER_STATE_CHANGE_REASON_REQUESTED: + string = _("The change in state was requested"); + break; + case TP_FILE_TRANSFER_STATE_CHANGE_REASON_LOCAL_STOPPED: + string = _("You canceled the file transfer"); + break; + case TP_FILE_TRANSFER_STATE_CHANGE_REASON_REMOTE_STOPPED: + string = _("The other participant canceled the file transfer"); + break; + case TP_FILE_TRANSFER_STATE_CHANGE_REASON_LOCAL_ERROR: + string = _("Error while trying to transfer the file"); + break; + case TP_FILE_TRANSFER_STATE_CHANGE_REASON_REMOTE_ERROR: + string = _("The other participant is unable to transfer the file"); + break; + default: + string = _("Unknown reason"); + break; + } + + retval = g_error_new_literal (EMPATHY_FT_ERROR_QUARK, + EMPATHY_FT_ERROR_TP_ERROR, string); + + return retval; +} + +static void +ft_transfer_state_cb (TpFileTransferChannel *channel, + GParamSpec *pspec, + EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv = handler->priv; + TpFileTransferStateChangeReason reason; + TpFileTransferState state = tp_file_transfer_channel_get_state ( + channel, &reason); + + if (state == TP_FILE_TRANSFER_STATE_COMPLETED) + { + priv->is_completed = TRUE; + g_signal_emit (handler, signals[TRANSFER_DONE], 0, channel); + + tp_channel_close_async (TP_CHANNEL (channel), NULL, NULL); + + if (empathy_ft_handler_is_incoming (handler) && priv->use_hash) + { + check_hash_incoming (handler); + } + } + else if (state == TP_FILE_TRANSFER_STATE_CANCELLED) + { + GError *error = error_from_state_change_reason (reason); + emit_error_signal (handler, error); + g_clear_error (&error); + } +} + +static void +ft_handler_create_channel_cb (GObject *source, + GAsyncResult *result, + gpointer user_data) +{ + EmpathyFTHandler *handler = user_data; + EmpathyFTHandlerPriv *priv = handler->priv; + GError *error = NULL; + TpChannel *channel; + + DEBUG ("Dispatcher create channel CB"); + + channel = tp_account_channel_request_create_and_handle_channel_finish ( + TP_ACCOUNT_CHANNEL_REQUEST (source), result, NULL, &error); + + if (channel == NULL) + DEBUG ("Failed to request FT channel: %s", error->message); + else + g_cancellable_set_error_if_cancelled (priv->cancellable, &error); + + if (error != NULL) + { + emit_error_signal (handler, error); + + g_clear_object (&channel); + g_error_free (error); + return; + } + + priv->channel = TP_FILE_TRANSFER_CHANNEL (channel); + + tp_g_signal_connect_object (priv->channel, "notify::state", + G_CALLBACK (ft_transfer_state_cb), handler, 0); + tp_g_signal_connect_object (priv->channel, "notify::transferred-bytes", + G_CALLBACK (ft_transfer_transferred_bytes_cb), handler, 0); + + tp_file_transfer_channel_provide_file_async (priv->channel, priv->gfile, + ft_transfer_provide_cb, handler); +} + +static void +ft_handler_push_to_dispatcher (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv = handler->priv; + TpAccountChannelRequest *req; + + DEBUG ("Pushing request to the dispatcher"); + + req = tp_account_channel_request_new (priv->account, priv->request, + priv->user_action_time); + + tp_account_channel_request_create_and_handle_channel_async (req, NULL, + ft_handler_create_channel_cb, handler); + + g_object_unref (req); +} + +static void +ft_handler_populate_outgoing_request (EmpathyFTHandler *handler) +{ + guint contact_handle; + EmpathyFTHandlerPriv *priv = handler->priv; + gchar *uri; + + contact_handle = tp_contact_get_handle (priv->contact); + uri = g_file_get_uri (priv->gfile); + + priv->request = tp_asv_new ( + TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, + TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER, + TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, + TP_HANDLE_TYPE_CONTACT, + TP_PROP_CHANNEL_TARGET_HANDLE, G_TYPE_UINT, + contact_handle, + TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_CONTENT_TYPE, G_TYPE_STRING, + priv->content_type, + TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_FILENAME, G_TYPE_STRING, + priv->filename, + TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_SIZE, G_TYPE_UINT64, + priv->total_bytes, + TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_DATE, G_TYPE_UINT64, + priv->mtime, + TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_URI, G_TYPE_STRING, uri, + NULL); + + g_free (uri); +} + +static gboolean +hash_job_done (gpointer user_data) +{ + HashingData *hash_data = user_data; + EmpathyFTHandler *handler = hash_data->handler; + EmpathyFTHandlerPriv *priv; + GError *error = NULL; + + DEBUG ("Closing stream after hashing."); + + priv = handler->priv; + + if (hash_data->error != NULL) + { + error = hash_data->error; + hash_data->error = NULL; + goto cleanup; + } + + DEBUG ("Got file hash %s", g_checksum_get_string (hash_data->checksum)); + + if (empathy_ft_handler_is_incoming (handler)) + { + if (g_strcmp0 (g_checksum_get_string (hash_data->checksum), + priv->content_hash)) + { + DEBUG ("Hash mismatch when checking incoming handler: " + "received %s, calculated %s", priv->content_hash, + g_checksum_get_string (hash_data->checksum)); + + error = g_error_new_literal (EMPATHY_FT_ERROR_QUARK, + EMPATHY_FT_ERROR_HASH_MISMATCH, + _("File transfer completed, but the file was corrupted")); + goto cleanup; + } + else + { + DEBUG ("Hash verification matched, received %s, calculated %s", + priv->content_hash, + g_checksum_get_string (hash_data->checksum)); + } + } + else + { + /* set the checksum in the request... + * org.freedesktop.Telepathy.Channel.Type.FileTransfer.ContentHash + */ + tp_asv_set_string (priv->request, + TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_CONTENT_HASH, + g_checksum_get_string (hash_data->checksum)); + } + +cleanup: + + if (error != NULL) + { + emit_error_signal (handler, error); + g_clear_error (&error); + } + else + { + g_signal_emit (handler, signals[HASHING_DONE], 0); + + if (!empathy_ft_handler_is_incoming (handler)) + /* the request is complete now, push it to the dispatcher */ + ft_handler_push_to_dispatcher (handler); + } + + hash_data_free (hash_data); + + return FALSE; +} + +static gboolean +emit_hashing_progress (gpointer user_data) +{ + HashingData *hash_data = user_data; + + g_signal_emit (hash_data->handler, signals[HASHING_PROGRESS], 0, + (guint64) hash_data->total_read, (guint64) hash_data->total_bytes); + + return FALSE; +} + +static gboolean +do_hash_job (GIOSchedulerJob *job, + GCancellable *cancellable, + gpointer user_data) +{ + HashingData *hash_data = user_data; + gssize bytes_read; + GError *error = NULL; + +again: + if (hash_data->buffer == NULL) + hash_data->buffer = g_malloc0 (BUFFER_SIZE); + + bytes_read = g_input_stream_read (hash_data->stream, hash_data->buffer, + BUFFER_SIZE, cancellable, &error); + if (error != NULL) + goto out; + + hash_data->total_read += bytes_read; + + /* we now have the chunk */ + if (bytes_read > 0) + { + g_checksum_update (hash_data->checksum, hash_data->buffer, bytes_read); + g_io_scheduler_job_send_to_mainloop_async (job, emit_hashing_progress, + hash_data, NULL); + + g_free (hash_data->buffer); + hash_data->buffer = NULL; + + goto again; + } + else + { + g_input_stream_close (hash_data->stream, cancellable, &error); + } + +out: + if (error != NULL) + hash_data->error = error; + + g_io_scheduler_job_send_to_mainloop_async (job, hash_job_done, + hash_data, NULL); + + return FALSE; +} + +static gboolean +do_hash_job_incoming (GIOSchedulerJob *job, + GCancellable *cancellable, + gpointer user_data) +{ + HashingData *hash_data = user_data; + EmpathyFTHandler *handler = hash_data->handler; + EmpathyFTHandlerPriv *priv = handler->priv; + GError *error = NULL; + + DEBUG ("checking integrity for incoming handler"); + + /* need to get the stream first */ + hash_data->stream = + G_INPUT_STREAM (g_file_read (priv->gfile, cancellable, &error)); + + if (error != NULL) + { + hash_data->error = error; + g_io_scheduler_job_send_to_mainloop_async (job, hash_job_done, + hash_data, NULL); + return FALSE; + } + + return do_hash_job (job, cancellable, user_data); +} + +static void +ft_handler_read_async_cb (GObject *source, + GAsyncResult *res, + gpointer user_data) +{ + GFileInputStream *stream; + GError *error = NULL; + HashingData *hash_data; + EmpathyFTHandler *handler = user_data; + EmpathyFTHandlerPriv *priv = handler->priv; + + DEBUG ("GFile read async CB."); + + stream = g_file_read_finish (priv->gfile, res, &error); + if (error != NULL) + { + emit_error_signal (handler, error); + g_clear_error (&error); + + return; + } + + hash_data = g_slice_new0 (HashingData); + hash_data->stream = G_INPUT_STREAM (stream); + hash_data->total_bytes = priv->total_bytes; + hash_data->handler = g_object_ref (handler); + /* FIXME: MD5 is the only ContentHashType supported right now */ + hash_data->checksum = g_checksum_new (G_CHECKSUM_MD5); + + tp_asv_set_uint32 (priv->request, + TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_CONTENT_HASH_TYPE, + TP_FILE_HASH_TYPE_MD5); + + g_signal_emit (handler, signals[HASHING_STARTED], 0); + + g_io_scheduler_push_job (do_hash_job, hash_data, NULL, + G_PRIORITY_DEFAULT, priv->cancellable); +} + +static void +callbacks_data_free (gpointer user_data) +{ + CallbacksData *data = user_data; + + if (data->handler != NULL) + g_object_unref (data->handler); + + g_slice_free (CallbacksData, data); +} + +static gint +cmp_uint ( + gconstpointer a, + gconstpointer b) +{ + return *(guint *) a - *(guint *) b; +} + +static gboolean +set_content_hash_type_from_classes (EmpathyFTHandler *handler, + GPtrArray *classes) +{ + GArray *possible_values; + guint value; + gboolean valid; + EmpathyFTHandlerPriv *priv = handler->priv; + gboolean support_ft = FALSE; + guint i; + + possible_values = g_array_new (TRUE, TRUE, sizeof (guint)); + + for (i = 0; i < classes->len; i++) + { + GHashTable *fixed; + GStrv allowed; + const gchar *chan_type; + + tp_value_array_unpack (g_ptr_array_index (classes, i), 2, + &fixed, &allowed); + + chan_type = tp_asv_get_string (fixed, TP_PROP_CHANNEL_CHANNEL_TYPE); + + if (tp_strdiff (chan_type, TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER)) + continue; + + if (tp_asv_get_uint32 (fixed, TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, NULL) != + TP_HANDLE_TYPE_CONTACT) + continue; + + support_ft = TRUE; + + value = tp_asv_get_uint32 + (fixed, TP_PROP_CHANNEL_TYPE_FILE_TRANSFER_CONTENT_HASH_TYPE, + &valid); + + if (valid) + g_array_append_val (possible_values, value); + } + + if (!support_ft) + { + g_array_unref (possible_values); + return FALSE; + } + + if (possible_values->len == 0) + { + /* there are no channel classes with hash support, disable it. */ + priv->use_hash = FALSE; + priv->content_hash_type = TP_FILE_HASH_TYPE_NONE; + + goto out; + } + + priv->use_hash = TRUE; + + if (possible_values->len == 1) + { + priv->content_hash_type = g_array_index (possible_values, guint, 0); + } + else + { + /* order the array and pick the first non zero, so that MD5 + * is the preferred value. + */ + g_array_sort (possible_values, cmp_uint); + + if (g_array_index (possible_values, guint, 0) == 0) + priv->content_hash_type = g_array_index (possible_values, guint, 1); + else + priv->content_hash_type = g_array_index (possible_values, guint, 0); + } + +out: + g_array_unref (possible_values); + + DEBUG ("Hash enabled %s; setting content hash type as %u", + priv->use_hash ? "True" : "False", priv->content_hash_type); + + return TRUE; +} + +static void +check_hashing (CallbacksData *data) +{ + EmpathyFTHandler *handler = data->handler; + EmpathyFTHandlerPriv *priv = handler->priv; + GError *myerr = NULL; + TpCapabilities *caps; + GPtrArray *classes; + TpConnection *conn; + + conn = tp_account_get_connection (priv->account); + + caps = tp_connection_get_capabilities (conn); + if (caps == NULL) + { + data->callback (handler, NULL, data->user_data); + goto out; + } + + classes = tp_capabilities_get_channel_classes (caps); + + /* set whether we support hash and the type of it */ + if (!set_content_hash_type_from_classes (handler, classes)) + { + g_set_error_literal (&myerr, EMPATHY_FT_ERROR_QUARK, + EMPATHY_FT_ERROR_NOT_SUPPORTED, + _("File transfer not supported by remote contact")); + + if (!g_cancellable_is_cancelled (priv->cancellable)) + g_cancellable_cancel (priv->cancellable); + + data->callback (handler, myerr, data->user_data); + g_clear_error (&myerr); + } + else + { + /* get back to the caller now */ + data->callback (handler, NULL, data->user_data); + } + +out: + callbacks_data_free (data); +} + +static void +ft_handler_complete_request (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv = handler->priv; + + /* populate the request table with all the known properties */ + ft_handler_populate_outgoing_request (handler); + + if (priv->use_hash) + /* start hashing the file */ + g_file_read_async (priv->gfile, G_PRIORITY_DEFAULT, + priv->cancellable, ft_handler_read_async_cb, handler); + else + /* push directly the handler to the dispatcher */ + ft_handler_push_to_dispatcher (handler); +} + +static void +ft_handler_gfile_ready_cb (GObject *source, + GAsyncResult *res, + CallbacksData *cb_data) +{ + GFileInfo *info; + GError *error = NULL; + GTimeVal mtime; + EmpathyFTHandlerPriv *priv = cb_data->handler->priv; + + DEBUG ("Got GFileInfo."); + + info = g_file_query_info_finish (priv->gfile, res, &error); + + if (error != NULL) + goto out; + + if (g_file_info_get_file_type (info) != G_FILE_TYPE_REGULAR) + { + error = g_error_new_literal (EMPATHY_FT_ERROR_QUARK, + EMPATHY_FT_ERROR_INVALID_SOURCE_FILE, + _("The selected file is not a regular file")); + goto out; + } + + priv->total_bytes = g_file_info_get_size (info); + if (priv->total_bytes == 0) + { + error = g_error_new_literal (EMPATHY_FT_ERROR_QUARK, + EMPATHY_FT_ERROR_EMPTY_SOURCE_FILE, + _("The selected file is empty")); + goto out; + } + + priv->content_type = g_strdup (g_file_info_get_content_type (info)); + priv->filename = g_strdup (g_file_info_get_display_name (info)); + g_file_info_get_modification_time (info, &mtime); + priv->mtime = mtime.tv_sec; + priv->transferred_bytes = 0; + priv->description = NULL; + + g_object_unref (info); + +out: + if (error != NULL) + { + if (!g_cancellable_is_cancelled (priv->cancellable)) + g_cancellable_cancel (priv->cancellable); + + cb_data->callback (cb_data->handler, error, cb_data->user_data); + g_error_free (error); + + callbacks_data_free (cb_data); + } + else + { + /* see if FT/hashing are allowed */ + check_hashing (cb_data); + } +} + +static void +channel_prepared_cb ( + GObject *source, + GAsyncResult *result, + gpointer user_data) +{ + TpFileTransferChannel *channel = TP_FILE_TRANSFER_CHANNEL (source); + CallbacksData *cb_data = user_data; + EmpathyFTHandler *handler = cb_data->handler; + EmpathyFTHandlerPriv *priv = handler->priv; + GHashTable *properties; + GError *error = NULL; + + if (!tp_proxy_prepare_finish (channel, result, &error)) + { + if (!g_cancellable_is_cancelled (priv->cancellable)) + g_cancellable_cancel (priv->cancellable); + + cb_data->callback (handler, error, cb_data->user_data); + g_clear_error (&error); + callbacks_data_free (cb_data); + return; + } + + properties = tp_channel_borrow_immutable_properties (TP_CHANNEL (channel)); + + priv->content_hash = g_value_dup_string ( + g_hash_table_lookup (properties, "ContentHash")); + + priv->content_hash_type = g_value_get_uint ( + g_hash_table_lookup (properties, "ContentHashType")); + + priv->contact = g_object_ref (tp_channel_get_target_contact (TP_CHANNEL (channel))); + + cb_data->callback (handler, NULL, cb_data->user_data); +} + + +/* public methods */ + +/** + * empathy_ft_handler_new_outgoing: + * @account: the #TpAccount to send @source to + * @contact: the #TpContact to send @source to + * @source: the #GFile to send + * @callback: callback to be called when the handler has been created + * @user_data: user data to be passed to @callback + * + * Triggers the creation of a new #EmpathyFTHandler for an outgoing transfer. + */ +void +empathy_ft_handler_new_outgoing ( + TpAccount *account, + TpContact *contact, + GFile *source, + gint64 action_time, + EmpathyFTHandlerReadyCallback callback, + gpointer user_data) +{ + EmpathyFTHandler *handler; + CallbacksData *data; + EmpathyFTHandlerPriv *priv; + + DEBUG ("New handler outgoing"); + + g_return_if_fail (TP_IS_ACCOUNT (account)); + g_return_if_fail (TP_IS_CONTACT (contact)); + g_return_if_fail (G_IS_FILE (source)); + + handler = g_object_new (EMPATHY_TYPE_FT_HANDLER, + "account", account, + "contact", contact, + "gfile", source, + "user-action-time", action_time, + NULL); + + priv = handler->priv; + + data = g_slice_new0 (CallbacksData); + data->callback = callback; + data->user_data = user_data; + data->handler = g_object_ref (handler); + + /* start collecting info about the file */ + g_file_query_info_async (priv->gfile, + G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME "," + G_FILE_ATTRIBUTE_STANDARD_SIZE "," + G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE "," + G_FILE_ATTRIBUTE_STANDARD_TYPE "," + G_FILE_ATTRIBUTE_TIME_MODIFIED, + G_FILE_QUERY_INFO_NONE, G_PRIORITY_DEFAULT, + NULL, (GAsyncReadyCallback) ft_handler_gfile_ready_cb, data); +} + +/** + * empathy_ft_handler_new_incoming: + * @channel: the #TpFileTransferChannel proxy to the incoming channel + * @callback: callback to be called when the handler has been created + * @user_data: user data to be passed to @callback + * + * Triggers the creation of a new #EmpathyFTHandler for an incoming transfer. + * Note that for the handler to be useful, you will have to set a destination + * file with empathy_ft_handler_incoming_set_destination() after the handler + * is ready. + */ +void +empathy_ft_handler_new_incoming (TpFileTransferChannel *channel, + EmpathyFTHandlerReadyCallback callback, + gpointer user_data) +{ + EmpathyFTHandler *handler; + CallbacksData *data; + EmpathyFTHandlerPriv *priv; + GQuark features[] = { TP_CHANNEL_FEATURE_CONTACTS, 0 }; + + g_return_if_fail (TP_IS_FILE_TRANSFER_CHANNEL (channel)); + + handler = g_object_new (EMPATHY_TYPE_FT_HANDLER, + "channel", channel, NULL); + + priv = handler->priv; + + data = g_slice_new0 (CallbacksData); + data->callback = callback; + data->user_data = user_data; + data->handler = g_object_ref (handler); + + priv->total_bytes = tp_file_transfer_channel_get_size (channel); + + priv->transferred_bytes = tp_file_transfer_channel_get_transferred_bytes ( + channel); + + priv->filename = g_strdup (tp_file_transfer_channel_get_filename (channel)); + + priv->content_type = g_strdup (tp_file_transfer_channel_get_mime_type ( + channel)); + + priv->description = g_strdup (tp_file_transfer_channel_get_description ( + channel)); + + tp_proxy_prepare_async (channel, features, + channel_prepared_cb, data); +} + +/** + * empathy_ft_handler_start_transfer: + * @handler: an #EmpathyFTHandler + * + * Starts the transfer machinery. After this call, the transfer and hashing + * signals will be emitted by the handler. + */ +void +empathy_ft_handler_start_transfer (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_if_fail (EMPATHY_IS_FT_HANDLER (handler)); + + priv = handler->priv; + + if (priv->channel == NULL) + { + ft_handler_complete_request (handler); + } + else + { + /* TODO: add support for resume. */ + tp_file_transfer_channel_accept_file_async (priv->channel, + priv->gfile, 0, ft_transfer_accept_cb, handler); + + tp_g_signal_connect_object (priv->channel, "notify::state", + G_CALLBACK (ft_transfer_state_cb), handler, 0); + tp_g_signal_connect_object (priv->channel, "notify::transferred-bytes", + G_CALLBACK (ft_transfer_transferred_bytes_cb), handler, 0); + } +} + +/** + * empathy_ft_handler_cancel_transfer: + * @handler: an #EmpathyFTHandler + * + * Cancels an ongoing handler operation. Note that this doesn't destroy + * the object, which will keep all the properties, altough it won't be able + * to do any more I/O. + */ +void +empathy_ft_handler_cancel_transfer (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_if_fail (EMPATHY_IS_FT_HANDLER (handler)); + + priv = handler->priv; + + /* if we don't have a channel, we are hashing, so + * we can just cancel the GCancellable to stop it. + */ + if (priv->channel == NULL) + g_cancellable_cancel (priv->cancellable); + else + tp_channel_close_async (TP_CHANNEL (priv->channel), NULL, NULL); +} + +/** + * empathy_ft_handler_incoming_set_destination: + * @handler: an #EmpathyFTHandler + * @destination: the #GFile where the transfer should be saved + * + * Sets the destination of the incoming handler to be @destination. + * Note that calling this method is mandatory before starting the transfer + * for incoming handlers. + */ +void +empathy_ft_handler_incoming_set_destination (EmpathyFTHandler *handler, + GFile *destination) +{ + EmpathyFTHandlerPriv *priv; + + g_return_if_fail (EMPATHY_IS_FT_HANDLER (handler)); + g_return_if_fail (G_IS_FILE (destination)); + + priv = handler->priv; + + g_object_set (handler, "gfile", destination, NULL); + + /* check if hash is supported. if it isn't, set use_hash to FALSE + * anyway, so that clients won't be expecting us to checksum. + */ + if (tp_str_empty (priv->content_hash) || + priv->content_hash_type == TP_FILE_HASH_TYPE_NONE) + priv->use_hash = FALSE; + else + priv->use_hash = TRUE; +} + +/** + * empathy_ft_handler_get_filename: + * @handler: an #EmpathyFTHandler + * + * Returns the name of the file being transferred. + * + * Return value: the name of the file being transferred + */ +const char * +empathy_ft_handler_get_filename (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), NULL); + + priv = handler->priv; + + return priv->filename; +} + +/** + * empathy_ft_handler_get_content_type: + * @handler: an #EmpathyFTHandler + * + * Returns the content type of the file being transferred. + * + * Return value: the content type of the file being transferred + */ +const char * +empathy_ft_handler_get_content_type (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), NULL); + + priv = handler->priv; + + return priv->content_type; +} + +/** + * empathy_ft_handler_get_contact: + * @handler: an #EmpathyFTHandler + * + * Returns the remote #TpContact at the other side of the transfer. + * + * Return value: the remote #TpContact for @handler + */ +TpContact * +empathy_ft_handler_get_contact (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), NULL); + + priv = handler->priv; + + return priv->contact; +} + +/** + * empathy_ft_handler_get_gfile: + * @handler: an #EmpathyFTHandler + * + * Returns the #GFile where the transfer is being read/saved. + * + * Return value: the #GFile where the transfer is being read/saved + */ +GFile * +empathy_ft_handler_get_gfile (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), NULL); + + priv = handler->priv; + + return priv->gfile; +} + +/** + * empathy_ft_handler_get_use_hash: + * @handler: an #EmpathyFTHandler + * + * Returns whether @handler has checksumming enabled. This can depend on + * the CM and the remote contact capabilities. + * + * Return value: %TRUE if the handler has checksumming enabled, + * %FALSE otherwise. + */ +gboolean +empathy_ft_handler_get_use_hash (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), FALSE); + + priv = handler->priv; + + return priv->use_hash; +} + +/** + * empathy_ft_handler_is_incoming: + * @handler: an #EmpathyFTHandler + * + * Returns whether @handler is incoming or outgoing. + * + * Return value: %TRUE if the handler is incoming, %FALSE otherwise. + */ +gboolean +empathy_ft_handler_is_incoming (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), FALSE); + + priv = handler->priv; + + if (priv->channel == NULL) + return FALSE; + + return !tp_channel_get_requested ((TpChannel *) priv->channel); +} + +/** + * empathy_ft_handler_get_transferred_bytes: + * @handler: an #EmpathyFTHandler + * + * Returns the number of bytes already transferred by the handler. + * + * Return value: the number of bytes already transferred by the handler. + */ +guint64 +empathy_ft_handler_get_transferred_bytes (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), 0); + + priv = handler->priv; + + return priv->transferred_bytes; +} + +/** + * empathy_ft_handler_get_total_bytes: + * @handler: an #EmpathyFTHandler + * + * Returns the total size of the file being transferred by the handler. + * + * Return value: a number of bytes indicating the total size of the file being + * transferred by the handler. + */ +guint64 +empathy_ft_handler_get_total_bytes (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), 0); + + priv = handler->priv; + + return priv->total_bytes; +} + +/** + * empathy_ft_handler_is_completed: + * @handler: an #EmpathyFTHandler + * + * Returns whether the transfer for @handler has been completed succesfully. + * + * Return value: %TRUE if the handler has been transferred correctly, %FALSE + * otherwise + */ +gboolean +empathy_ft_handler_is_completed (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), FALSE); + + priv = handler->priv; + + return priv->is_completed; +} + +/** + * empathy_ft_handler_is_cancelled: + * @handler: an #EmpathyFTHandler + * + * Returns whether the transfer for @handler has been cancelled or has stopped + * due to an error. + * + * Return value: %TRUE if the transfer for @handler has been cancelled + * or has stopped due to an error, %FALSE otherwise. + */ +gboolean +empathy_ft_handler_is_cancelled (EmpathyFTHandler *handler) +{ + EmpathyFTHandlerPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_FT_HANDLER (handler), FALSE); + + priv = handler->priv; + + return g_cancellable_is_cancelled (priv->cancellable); +} diff --git a/tubes/source/manager.cxx b/tubes/source/manager.cxx index 8dd0fe24e3a0..1f6e05c7be35 100644 --- a/tubes/source/manager.cxx +++ b/tubes/source/manager.cxx @@ -591,6 +591,17 @@ bool TeleManager::popPacket( TelePacket& rPacket ) return false; } +void TeleManager::sendFile( rtl::OUString &localUri, TeleConference::FileSentCallback pCallback, void* pUserData) +{ + INFO_LOGGER( "TeleManager::sendFile"); + + /* TODO: pluralize */ + for (TeleConferenceVector::const_iterator it = maConferences.begin(); it != maConferences.end(); ++it) + { + (*it)->sendFile( localUri, pCallback, pUserData); + return; + } +} void TeleManager::unregisterConference( TeleConferencePtr pConference ) { |