/* * e-mail-session.c * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) version 3. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with the program; if not, see * * * Authors: * Jonathon Jongsma * * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) * Copyright (C) 2009 Intel Corporation * */ /* mail-session.c: handles the session information and resource manipulation */ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include #include #include #ifdef HAVE_CANBERRA #include #endif #include #include #include #include #include #include "libemail-utils/e-account-utils.h" #include "libemail-utils/mail-mt.h" /* This is our hack, not part of libcamel. */ #include "camel-null-store.h" #include "e-mail-junk-filter.h" #include "e-mail-session.h" #include "e-mail-folder-utils.h" #include "e-mail-utils.h" #include "mail-config.h" #include "mail-ops.h" #include "mail-tools.h" #define E_MAIL_SESSION_GET_PRIVATE(obj) \ (G_TYPE_INSTANCE_GET_PRIVATE \ ((obj), E_TYPE_MAIL_SESSION, EMailSessionPrivate)) typedef struct _AsyncContext AsyncContext; struct _EMailSessionPrivate { MailFolderCache *folder_cache; EAccountList *account_list; gulong account_added_handler_id; CamelStore *local_store; FILE *filter_logfile; GHashTable *junk_filters; EProxy *proxy; /* Local folder cache. */ GPtrArray *local_folders; GPtrArray *local_folder_uris; }; struct _AsyncContext { /* arguments */ CamelStoreGetFolderFlags flags; gchar *uid; gchar *uri; /* results */ CamelFolder *folder; }; enum { PROP_0, PROP_FOLDER_CACHE, PROP_JUNK_FILTER_NAME, PROP_LOCAL_STORE }; static const gchar *local_folder_names[E_MAIL_NUM_LOCAL_FOLDERS] = { N_("Inbox"), /* E_MAIL_LOCAL_FOLDER_INBOX */ N_("Drafts"), /* E_MAIL_LOCAL_FOLDER_DRAFTS */ N_("Outbox"), /* E_MAIL_LOCAL_FOLDER_OUTBOX */ N_("Sent"), /* E_MAIL_LOCAL_FOLDER_SENT */ N_("Templates"), /* E_MAIL_LOCAL_FOLDER_TEMPLATES */ "Inbox" /* E_MAIL_LOCAL_FOLDER_LOCAL_INBOX */ }; enum { FLUSH_OUTBOX, STORE_ADDED, STORE_REMOVED, LAST_SIGNAL }; static guint signals[LAST_SIGNAL]; static gchar *mail_data_dir; static gchar *mail_cache_dir; static gchar *mail_config_dir; G_DEFINE_TYPE_WITH_CODE ( EMailSession, e_mail_session, CAMEL_TYPE_SESSION, G_IMPLEMENT_INTERFACE (E_TYPE_EXTENSIBLE, NULL)) /* Support for CamelSession.alert_user() *************************************/ static GQueue user_message_queue = { NULL, NULL, 0 }; struct _user_message_msg { MailMsg base; CamelSessionAlertType type; gchar *prompt; GSList *button_captions; EFlag *done; gint result; guint ismain : 1; }; static void user_message_exec (struct _user_message_msg *m, GCancellable *cancellable, GError **error); static void user_message_response_free (struct _user_message_msg *m) { /* check for pendings */ if (!g_queue_is_empty (&user_message_queue)) { GCancellable *cancellable; m = g_queue_pop_head (&user_message_queue); cancellable = m->base.cancellable; user_message_exec (m, cancellable, &m->base.error); mail_msg_unref (m); } } /* clicked, send back the reply */ static void user_message_response (struct _user_message_msg *m) { /* if !allow_cancel, then we've already replied */ if (m->button_captions) { m->result = TRUE; //If Accepted e_flag_set (m->done); } user_message_response_free (m); } static void user_message_exec (struct _user_message_msg *m, GCancellable *cancellable, GError **error) { /* XXX This is a case where we need to be able to construct * custom EAlerts without a predefined XML definition. */ if (m->ismain) { /* Use DBUS to raise dialogs in clients and reply back. * For now say accept all. */ user_message_response (m); } else g_queue_push_tail (&user_message_queue, mail_msg_ref (m)); } static void user_message_free (struct _user_message_msg *m) { g_free (m->prompt); g_slist_free_full (m->button_captions, g_free); e_flag_free (m->done); } static MailMsgInfo user_message_info = { sizeof (struct _user_message_msg), (MailMsgDescFunc) NULL, (MailMsgExecFunc) user_message_exec, (MailMsgDoneFunc) NULL, (MailMsgFreeFunc) user_message_free }; /* Support for CamelSession.get_filter_driver () *****************************/ static CamelFolder * get_folder (CamelFilterDriver *d, const gchar *uri, gpointer user_data, GError **error) { EMailSession *session = E_MAIL_SESSION (user_data); /* FIXME Not passing a GCancellable here. */ /* FIXME Need a camel_filter_driver_get_session(). */ return e_mail_session_uri_to_folder_sync ( session, uri, 0, NULL, error); } static CamelFilterDriver * main_get_filter_driver (CamelSession *session, const gchar *type, GError **error) { CamelFilterDriver *driver; EMailSession *ms = (EMailSession *) session; GSettings *settings; settings = g_settings_new ("org.gnome.evolution.mail"); driver = camel_filter_driver_new (session); camel_filter_driver_set_folder_func (driver, get_folder, session); if (g_settings_get_boolean (settings, "filters-log-actions")) { if (ms->priv->filter_logfile == NULL) { gchar *filename; filename = g_settings_get_string (settings, "filters-log-file"); if (filename) { ms->priv->filter_logfile = g_fopen (filename, "a+"); g_free (filename); } } if (ms->priv->filter_logfile) camel_filter_driver_set_logfile (driver, ms->priv->filter_logfile); } g_object_unref (settings); return driver; } /* Support for CamelSession.forward_to () ************************************/ static guint preparing_flush = 0; static gboolean forward_to_flush_outbox_cb (EMailSession *session) { preparing_flush = 0; /* Connect to this and call mail_send in the main email client.*/ g_signal_emit (session, signals[FLUSH_OUTBOX], 0); return FALSE; } static void ms_forward_to_cb (CamelFolder *folder, GAsyncResult *result, EMailSession *session) { GSettings *settings; /* FIXME Poor error handling. */ if (!e_mail_folder_append_message_finish (folder, result, NULL, NULL)) return; settings = g_settings_new ("org.gnome.evolution.mail"); /* do not call mail send immediately, just pile them all in the outbox */ if (preparing_flush || g_settings_get_boolean ( settings, "flush-outbox")) { if (preparing_flush) g_source_remove (preparing_flush); preparing_flush = g_timeout_add_seconds ( 60, (GSourceFunc) forward_to_flush_outbox_cb, session); } g_object_unref (settings); } static void async_context_free (AsyncContext *context) { if (context->folder != NULL) g_object_unref (context->folder); g_free (context->uid); g_free (context->uri); g_slice_free (AsyncContext, context); } static gchar * mail_session_make_key (CamelService *service, const gchar *item) { gchar *key; if (service != NULL) { CamelURL *url; url = camel_service_new_camel_url (service); key = camel_url_to_string (url, CAMEL_URL_HIDE_ALL); camel_url_free (url); } else key = g_strdup (item); return key; } static void mail_session_check_junk_notify (GSettings *settings, const gchar *key, CamelSession *session) { if (strcmp (key, "junk-check-incoming") == 0) camel_session_set_check_junk ( session, g_settings_get_boolean (settings, key)); } static const gchar * mail_session_get_junk_filter_name (EMailSession *session) { CamelJunkFilter *junk_filter; GHashTableIter iter; gpointer key, value; /* XXX This property can be removed once Evolution moves to * GSettings and can use transform functions when binding * properties to settings. That's why this is private. */ g_hash_table_iter_init (&iter, session->priv->junk_filters); junk_filter = camel_session_get_junk_filter (CAMEL_SESSION (session)); while (g_hash_table_iter_next (&iter, &key, &value)) { if (junk_filter == CAMEL_JUNK_FILTER (value)) return (const gchar *) key; } if (junk_filter != NULL) g_warning ( "Camel is using a junk filter " "unknown to Evolution of type %s", G_OBJECT_TYPE_NAME (junk_filter)); return ""; } static void mail_session_set_junk_filter_name (EMailSession *session, const gchar *junk_filter_name) { CamelJunkFilter *junk_filter = NULL; /* XXX This property can be removed once Evolution moves to * GSettings and can use transform functions when binding * properties to settings. That's why this is private. */ /* An empty string is equivalent to a NULL string. */ if (junk_filter_name != NULL && *junk_filter_name == '\0') junk_filter_name = NULL; if (junk_filter_name != NULL) { junk_filter = g_hash_table_lookup ( session->priv->junk_filters, junk_filter_name); if (junk_filter != NULL) { if (!e_mail_junk_filter_available ( E_MAIL_JUNK_FILTER (junk_filter))) junk_filter = NULL; } else { g_warning ( "Unrecognized junk filter name " "'%s' in GSettings", junk_filter_name); } } camel_session_set_junk_filter (CAMEL_SESSION (session), junk_filter); /* XXX We emit the "notify" signal in mail_session_notify(). */ } static void mail_session_add_by_account (EMailSession *session, EAccount *account) { CamelService *service = NULL; CamelProvider *provider; CamelURL *url = NULL; const gchar *protocol = NULL; gboolean have_source_url; GError *error = NULL; have_source_url = (account->source != NULL) && (account->source->url != NULL); if (have_source_url) url = camel_url_new (account->source->url, NULL); protocol = (url != NULL) ? url->protocol : "none"; provider = camel_provider_get (protocol, &error); if (url != NULL) camel_url_free (url); if (error != NULL) { g_warn_if_fail (provider == NULL); g_warning ("%s", error->message); g_error_free (error); return; } g_return_if_fail (provider != NULL); /* Load the service, but don't connect. Check its provider, * and if this belongs in the folder tree model, add it. */ service = camel_session_add_service ( CAMEL_SESSION (session), account->uid, provider->protocol, CAMEL_PROVIDER_STORE, &error); if (error != NULL) { g_warning ( "Failed to add service: %s: %s", account->name, error->message); g_error_free (error); return; } camel_service_set_display_name (service, account->name); /* While we're at it, add the account's transport (if it has one) * to the CamelSession. The transport's UID is a kludge for now. * We take the EAccount's UID and tack on "-transport". */ if (account->transport) { GError *transport_error = NULL; url = camel_url_new ( account->transport->url, &transport_error); if (url != NULL) { provider = camel_provider_get ( url->protocol, &transport_error); camel_url_free (url); } else provider = NULL; if (provider != NULL) { gchar *transport_uid; transport_uid = g_strconcat ( account->uid, "-transport", NULL); camel_session_add_service ( CAMEL_SESSION (session), transport_uid, provider->protocol, CAMEL_PROVIDER_TRANSPORT, &transport_error); g_free (transport_uid); } if (transport_error) { g_warning ( "%s: Failed to add transport service: %s", G_STRFUNC, transport_error->message); g_error_free (transport_error); } } } static void mail_session_account_added_cb (EAccountList *account_list, EAccount *account, EMailSession *session) { mail_session_add_by_account (session, account); } static void mail_session_add_local_store (EMailSession *session) { CamelLocalSettings *local_settings; CamelSession *camel_session; CamelSettings *settings; CamelService *service; const gchar *data_dir; gchar *path; gint ii; GError *error = NULL; camel_session = CAMEL_SESSION (session); service = camel_session_add_service ( camel_session, E_MAIL_SESSION_LOCAL_UID, "maildir", CAMEL_PROVIDER_STORE, &error); /* XXX One could argue this is a fatal error * since we depend on it in so many places. */ if (error != NULL) { g_critical ("%s: %s", G_STRFUNC, error->message); g_error_free (error); return; } g_return_if_fail (CAMEL_IS_SERVICE (service)); camel_service_set_display_name (service, _("On This Computer")); settings = camel_service_get_settings (service); local_settings = CAMEL_LOCAL_SETTINGS (settings); data_dir = camel_session_get_user_data_dir (camel_session); path = g_build_filename (data_dir, E_MAIL_SESSION_LOCAL_UID, NULL); camel_local_settings_set_path (local_settings, path); g_free (path); /* Shouldn't need to worry about other mail applications * altering files in our local mail store. */ g_object_set (service, "need-summary-check", FALSE, NULL); /* Populate the local folder cache. */ for (ii = 0; ii < E_MAIL_NUM_LOCAL_FOLDERS; ii++) { CamelFolder *folder; gchar *folder_uri; const gchar *display_name; GError *error = NULL; display_name = local_folder_names[ii]; /* XXX This blocks but should be fast. */ if (ii == E_MAIL_LOCAL_FOLDER_LOCAL_INBOX) folder = camel_store_get_inbox_folder_sync ( CAMEL_STORE (service), NULL, &error); else folder = camel_store_get_folder_sync ( CAMEL_STORE (service), display_name, CAMEL_STORE_FOLDER_CREATE, NULL, &error); folder_uri = e_mail_folder_uri_build ( CAMEL_STORE (service), display_name); /* The arrays take ownership of the items added. */ g_ptr_array_add (session->priv->local_folders, folder); g_ptr_array_add (session->priv->local_folder_uris, folder_uri); if (error != NULL) { g_critical ("%s: %s", G_STRFUNC, error->message); g_error_free (error); } } session->priv->local_store = g_object_ref (service); } static void mail_session_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec) { switch (property_id) { case PROP_JUNK_FILTER_NAME: mail_session_set_junk_filter_name ( E_MAIL_SESSION (object), g_value_get_string (value)); return; } G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); } static void mail_session_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec) { switch (property_id) { case PROP_FOLDER_CACHE: g_value_set_object ( value, e_mail_session_get_folder_cache ( E_MAIL_SESSION (object))); return; case PROP_JUNK_FILTER_NAME: g_value_set_string ( value, mail_session_get_junk_filter_name ( E_MAIL_SESSION (object))); return; case PROP_LOCAL_STORE: g_value_set_object ( value, e_mail_session_get_local_store ( E_MAIL_SESSION (object))); return; } G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); } static void mail_session_dispose (GObject *object) { EMailSessionPrivate *priv; priv = E_MAIL_SESSION_GET_PRIVATE (object); if (priv->folder_cache != NULL) { g_object_unref (priv->folder_cache); priv->folder_cache = NULL; } if (priv->account_list != NULL) { g_signal_handler_disconnect ( priv->account_list, priv->account_added_handler_id); g_object_unref (priv->account_list); priv->account_list = NULL; } if (priv->local_store != NULL) { g_object_unref (priv->local_store); priv->local_store = NULL; } g_ptr_array_set_size (priv->local_folders, 0); g_ptr_array_set_size (priv->local_folder_uris, 0); /* Chain up to parent's dispose() method. */ G_OBJECT_CLASS (e_mail_session_parent_class)->dispose (object); } static void mail_session_finalize (GObject *object) { EMailSessionPrivate *priv; priv = E_MAIL_SESSION_GET_PRIVATE (object); g_hash_table_destroy (priv->junk_filters); g_object_unref (priv->proxy); g_ptr_array_free (priv->local_folders, TRUE); g_ptr_array_free (priv->local_folder_uris, TRUE); g_free (mail_data_dir); g_free (mail_config_dir); /* Chain up to parent's finalize() method. */ G_OBJECT_CLASS (e_mail_session_parent_class)->finalize (object); } static void mail_session_notify (GObject *object, GParamSpec *pspec) { /* GObject does not implement this method; do not chain up. */ /* XXX Delete this once Evolution moves to GSettings and * we're able to get rid of PROP_JUNK_FILTER_NAME. */ if (g_strcmp0 (pspec->name, "junk-filter") == 0) g_object_notify (object, "junk-filter-name"); } static gboolean mail_session_initialize_stores_idle (gpointer user_data) { EMailSession *session = user_data; EAccountList *account_list; EAccount *account; EIterator *iter; g_return_val_if_fail (session != NULL, FALSE); account_list = e_get_account_list (); iter = e_list_get_iterator (E_LIST (account_list)); while (e_iterator_is_valid (iter)) { /* XXX EIterator misuses const. */ account = (EAccount *) e_iterator_get (iter); mail_session_add_by_account (session, account); e_iterator_next (iter); } g_object_unref (iter); return FALSE; } static void mail_session_constructed (GObject *object) { EMailSession *session; EExtensible *extensible; GType extension_type; GList *list, *link; GSettings *settings; EAccountList *account_list; gulong handler_id; session = E_MAIL_SESSION (object); /* Chain up to parent's constructed() method. */ G_OBJECT_CLASS (e_mail_session_parent_class)->constructed (object); account_list = e_get_account_list (); session->priv->account_list = g_object_ref (account_list); /* This must be created after the account store. */ session->priv->folder_cache = mail_folder_cache_new (session); /* Add built-in CamelStores. */ mail_session_add_local_store (session); /* Give it a chance to load user settings, they are not loaded yet. * * XXX Is this the case where hiding such natural things like loading * user setting into an EExtension strikes back and proves itself * being suboptimal? */ g_idle_add (mail_session_initialize_stores_idle, object); /* Listen for account list updates. */ handler_id = g_signal_connect ( account_list, "account-added", G_CALLBACK (mail_session_account_added_cb), session); session->priv->account_added_handler_id = handler_id; extensible = E_EXTENSIBLE (object); e_extensible_load_extensions (extensible); /* Add junk filter extensions to an internal hash table. */ extension_type = E_TYPE_MAIL_JUNK_FILTER; list = e_extensible_list_extensions (extensible, extension_type); for (link = list; link != NULL; link = g_list_next (link)) { EMailJunkFilter *junk_filter; EMailJunkFilterClass *class; junk_filter = E_MAIL_JUNK_FILTER (link->data); class = E_MAIL_JUNK_FILTER_GET_CLASS (junk_filter); if (!CAMEL_IS_JUNK_FILTER (junk_filter)) { g_warning ( "Skipping %s: Does not implement " "CamelJunkFilterInterface", G_OBJECT_TYPE_NAME (junk_filter)); continue; } if (class->filter_name == NULL) { g_warning ( "Skipping %s: filter_name unset", G_OBJECT_TYPE_NAME (junk_filter)); continue; } if (class->display_name == NULL) { g_warning ( "Skipping %s: display_name unset", G_OBJECT_TYPE_NAME (junk_filter)); continue; } /* No need to reference the EMailJunkFilter since * EMailSession owns the reference to it already. */ g_hash_table_insert ( session->priv->junk_filters, (gpointer) class->filter_name, junk_filter); } g_list_free (list); /* Bind the "junk-default-plugin" GSettings * key to our "junk-filter-name" property. */ settings = g_settings_new ("org.gnome.evolution.mail"); g_settings_bind ( settings, "junk-default-plugin", object, "junk-filter-name", G_SETTINGS_BIND_DEFAULT); g_object_unref (settings); } static CamelService * mail_session_add_service (CamelSession *session, const gchar *uid, const gchar *protocol, CamelProviderType type, GError **error) { CamelService *service; /* Chain up to parents add_service() method. */ service = CAMEL_SESSION_CLASS (e_mail_session_parent_class)-> add_service (session, uid, protocol, type, error); /* Initialize the CamelSettings object from CamelURL parameters. * This is temporary; soon we'll read settings from key files. */ if (CAMEL_IS_SERVICE (service)) { EAccount *account; CamelURL *url = NULL; account = e_get_account_by_uid (uid); if (account != NULL) { const gchar *url_string = NULL; switch (type) { case CAMEL_PROVIDER_STORE: url_string = account->source->url; break; case CAMEL_PROVIDER_TRANSPORT: url_string = account->transport->url; break; default: break; } /* Be lenient about malformed URLs. */ if (url_string != NULL) url = camel_url_new (url_string, NULL); } if (url != NULL) { CamelSettings *settings; settings = camel_service_get_settings (service); camel_settings_load_from_url (settings, url); camel_url_free (url); g_object_notify (G_OBJECT (service), "settings"); /* Migrate files for this service from its old * URL-based directory to a UID-based directory * if necessary. */ camel_service_migrate_files (service); } } return service; } static gchar * mail_session_get_password (CamelSession *session, CamelService *service, const gchar *prompt, const gchar *item, guint32 flags, GError **error) { EAccount *account = NULL; const gchar *display_name = NULL; const gchar *uid = NULL; gchar *ret = NULL; if (CAMEL_IS_SERVICE (service)) { display_name = camel_service_get_display_name (service); uid = camel_service_get_uid (service); account = e_get_account_by_uid (uid); } if (!strcmp(item, "popb4smtp_uid")) { /* not 100% mt safe, but should be ok */ ret = g_strdup ((account != NULL) ? account->uid : uid); } else { gchar *key = mail_session_make_key (service, item); EAccountService *config_service = NULL; ret = e_passwords_get_password (NULL, key); if (ret == NULL || (flags & CAMEL_SESSION_PASSWORD_REPROMPT)) { gboolean remember; g_free (ret); ret = NULL; if (account != NULL) { if (CAMEL_IS_STORE (service)) config_service = account->source; if (CAMEL_IS_TRANSPORT (service)) config_service = account->transport; } remember = config_service ? config_service->save_passwd : FALSE; if (!config_service || (config_service && !config_service->get_password_canceled)) { guint32 eflags; gchar *title; if (flags & CAMEL_SESSION_PASSPHRASE) { if (display_name != NULL) title = g_strdup_printf ( _("Enter Passphrase for %s"), display_name); else title = g_strdup ( _("Enter Passphrase")); } else { if (display_name != NULL) title = g_strdup_printf ( _("Enter Password for %s"), display_name); else title = g_strdup ( _("Enter Password")); } if ((flags & CAMEL_SESSION_PASSWORD_STATIC) != 0) eflags = E_PASSWORDS_REMEMBER_NEVER; else if (config_service == NULL) eflags = E_PASSWORDS_REMEMBER_SESSION; else eflags = E_PASSWORDS_REMEMBER_FOREVER; if (flags & CAMEL_SESSION_PASSWORD_REPROMPT) eflags |= E_PASSWORDS_REPROMPT; if (flags & CAMEL_SESSION_PASSWORD_SECRET) eflags |= E_PASSWORDS_SECRET; if (flags & CAMEL_SESSION_PASSPHRASE) eflags |= E_PASSWORDS_PASSPHRASE; /* HACK: breaks abstraction ... * e_account_writable() doesn't use the * EAccount, it also uses the same writable * key for source and transport. */ if (!e_account_writable (NULL, E_ACCOUNT_SOURCE_SAVE_PASSWD)) eflags |= E_PASSWORDS_DISABLE_REMEMBER; ret = e_passwords_ask_password ( title, NULL, key, prompt, eflags, &remember, NULL); if (!ret) e_passwords_forget_password (NULL, key); g_free (title); if (ret && config_service) { config_service->save_passwd = remember; e_account_list_save (e_get_account_list ()); } if (config_service) config_service->get_password_canceled = ret == NULL; } } g_free (key); } if (ret == NULL) g_set_error ( error, G_IO_ERROR, G_IO_ERROR_CANCELLED, _("User canceled operation.")); return ret; } static gboolean mail_session_forget_password (CamelSession *session, CamelService *service, const gchar *item, GError **error) { gchar *key; key = mail_session_make_key (service, item); e_passwords_forget_password (NULL, key); g_free (key); return TRUE; } static gint mail_session_alert_user (CamelSession *session, CamelSessionAlertType type, const gchar *prompt, GSList *button_captions) { struct _user_message_msg *m; GCancellable *cancellable; gint result = -1; GSList *iter; m = mail_msg_new (&user_message_info); m->ismain = mail_in_main_thread (); m->type = type; m->prompt = g_strdup (prompt); m->done = e_flag_new (); m->button_captions = g_slist_copy (button_captions); for (iter = m->button_captions; iter; iter = iter->next) iter->data = g_strdup (iter->data); if (g_slist_length (button_captions) > 1) mail_msg_ref (m); cancellable = m->base.cancellable; if (m->ismain) user_message_exec (m, cancellable, &m->base.error); else mail_msg_main_loop_push (m); if (g_slist_length (button_captions) > 1) { e_flag_wait (m->done); result = m->result; mail_msg_unref (m); } else if (m->ismain) mail_msg_unref (m); return result; } static CamelFilterDriver * mail_session_get_filter_driver (CamelSession *session, const gchar *type, GError **error) { return (CamelFilterDriver *) mail_call_main ( MAIL_CALL_p_ppp, (MailMainFunc) main_get_filter_driver, session, type, error); } static gboolean mail_session_lookup_addressbook (CamelSession *session, const gchar *name) { CamelInternetAddress *addr; gboolean ret; if (!mail_config_get_lookup_book ()) return FALSE; addr = camel_internet_address_new (); camel_address_decode ((CamelAddress *) addr, name); ret = em_utils_in_addressbook ( addr, mail_config_get_lookup_book_local_only ()); g_object_unref (addr); return ret; } static gboolean mail_session_forward_to (CamelSession *session, CamelFolder *folder, CamelMimeMessage *message, const gchar *address, GError **error) { EAccount *account; CamelMimeMessage *forward; CamelStream *mem; CamelInternetAddress *addr; CamelFolder *out_folder; CamelMessageInfo *info; CamelMedium *medium; const gchar *from_address; const gchar *from_name; const gchar *header_name; struct _camel_header_raw *xev; gchar *subject; g_return_val_if_fail (folder != NULL, FALSE); g_return_val_if_fail (message != NULL, FALSE); g_return_val_if_fail (address != NULL, FALSE); if (!*address) { g_set_error ( error, CAMEL_ERROR, CAMEL_ERROR_GENERIC, _("No destination address provided, forward " "of the message has been cancelled.")); return FALSE; } account = em_utils_guess_account_with_recipients (message, folder); if (!account) { g_set_error ( error, CAMEL_ERROR, CAMEL_ERROR_GENERIC, _("No account found to use, forward of the " "message has been cancelled.")); return FALSE; } from_address = account->id->address; from_name = account->id->name; forward = camel_mime_message_new (); /* make copy of the message, because we are going to modify it */ mem = camel_stream_mem_new (); camel_data_wrapper_write_to_stream_sync ( CAMEL_DATA_WRAPPER (message), mem, NULL, NULL); g_seekable_seek (G_SEEKABLE (mem), 0, G_SEEK_SET, NULL, NULL); camel_data_wrapper_construct_from_stream_sync ( CAMEL_DATA_WRAPPER (forward), mem, NULL, NULL); g_object_unref (mem); /* clear previous recipients */ camel_mime_message_set_recipients ( forward, CAMEL_RECIPIENT_TYPE_TO, NULL); camel_mime_message_set_recipients ( forward, CAMEL_RECIPIENT_TYPE_CC, NULL); camel_mime_message_set_recipients ( forward, CAMEL_RECIPIENT_TYPE_BCC, NULL); camel_mime_message_set_recipients ( forward, CAMEL_RECIPIENT_TYPE_RESENT_TO, NULL); camel_mime_message_set_recipients ( forward, CAMEL_RECIPIENT_TYPE_RESENT_CC, NULL); camel_mime_message_set_recipients ( forward, CAMEL_RECIPIENT_TYPE_RESENT_BCC, NULL); medium = CAMEL_MEDIUM (forward); /* remove all delivery and notification headers */ header_name = "Disposition-Notification-To"; while (camel_medium_get_header (medium, header_name)) camel_medium_remove_header (medium, header_name); header_name = "Delivered-To"; while (camel_medium_get_header (medium, header_name)) camel_medium_remove_header (medium, header_name); /* remove any X-Evolution-* headers that may have been set */ xev = mail_tool_remove_xevolution_headers (forward); camel_header_raw_clear (&xev); /* from */ addr = camel_internet_address_new (); camel_internet_address_add (addr, from_name, from_address); camel_mime_message_set_from (forward, addr); g_object_unref (addr); /* to */ addr = camel_internet_address_new (); camel_address_decode (CAMEL_ADDRESS (addr), address); camel_mime_message_set_recipients ( forward, CAMEL_RECIPIENT_TYPE_TO, addr); g_object_unref (addr); /* subject */ subject = mail_tool_generate_forward_subject (message); camel_mime_message_set_subject (forward, subject); g_free (subject); /* and send it */ info = camel_message_info_new (NULL); out_folder = e_mail_session_get_local_folder ( E_MAIL_SESSION (session), E_MAIL_LOCAL_FOLDER_OUTBOX); camel_message_info_set_flags ( info, CAMEL_MESSAGE_SEEN, CAMEL_MESSAGE_SEEN); /* FIXME Pass a GCancellable. */ e_mail_folder_append_message ( out_folder, forward, info, G_PRIORITY_DEFAULT, NULL, (GAsyncReadyCallback) ms_forward_to_cb, session); camel_message_info_free (info); return TRUE; } static void mail_session_get_socks_proxy (CamelSession *session, const gchar *for_host, gchar **host_ret, gint *port_ret) { EMailSession *mail_session; gchar *uri; g_return_if_fail (session != NULL); g_return_if_fail (for_host != NULL); g_return_if_fail (host_ret != NULL); g_return_if_fail (port_ret != NULL); mail_session = E_MAIL_SESSION (session); g_return_if_fail (mail_session != NULL); g_return_if_fail (mail_session->priv != NULL); *host_ret = NULL; *port_ret = 0; uri = g_strconcat ("socks://", for_host, NULL); if (e_proxy_require_proxy_for_uri (mail_session->priv->proxy, uri)) { SoupURI *suri; suri = e_proxy_peek_uri_for (mail_session->priv->proxy, uri); if (suri) { *host_ret = g_strdup (suri->host); *port_ret = suri->port; } } g_free (uri); } static gboolean mail_session_authenticate_sync (CamelSession *session, CamelService *service, const gchar *mechanism, GCancellable *cancellable, GError **error) { CamelServiceAuthType *authtype = NULL; CamelAuthenticationResult result; CamelProvider *provider; CamelSettings *settings; const gchar *password; guint32 password_flags; GError *local_error = NULL; /* Do not chain up. Camel's default method is only an example for * subclasses to follow. Instead we mimic most of its logic here. */ provider = camel_service_get_provider (service); settings = camel_service_get_settings (service); /* APOP is one case where a non-SASL mechanism name is passed, so * don't bail if the CamelServiceAuthType struct comes back NULL. */ if (mechanism != NULL) authtype = camel_sasl_authtype (mechanism); /* If the SASL mechanism does not involve a user * password, then it gets one shot to authenticate. */ if (authtype != NULL && !authtype->need_password) { result = camel_service_authenticate_sync ( service, mechanism, cancellable, error); if (result == CAMEL_AUTHENTICATION_REJECTED) g_set_error ( error, CAMEL_SERVICE_ERROR, CAMEL_SERVICE_ERROR_CANT_AUTHENTICATE, _("%s authentication failed"), mechanism); return (result == CAMEL_AUTHENTICATION_ACCEPTED); } /* Some SASL mechanisms can attempt to authenticate without a * user password being provided (e.g. single-sign-on credentials), * but can fall back to a user password. Handle that case next. */ if (mechanism != NULL) { CamelProvider *provider; CamelSasl *sasl; const gchar *service_name; gboolean success = FALSE; provider = camel_service_get_provider (service); service_name = provider->protocol; /* XXX Would be nice if camel_sasl_try_empty_password_sync() * returned CamelAuthenticationResult so it's easier to * detect errors. */ sasl = camel_sasl_new (service_name, mechanism, service); if (sasl != NULL) { success = camel_sasl_try_empty_password_sync ( sasl, cancellable, &local_error); g_object_unref (sasl); } if (success) return TRUE; } /* Abort authentication if we got cancelled. * Otherwise clear any errors and press on. */ if (g_error_matches (local_error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) return FALSE; g_clear_error (&local_error); password_flags = CAMEL_SESSION_PASSWORD_SECRET; retry: password = camel_service_get_password (service); if (password == NULL) { CamelNetworkSettings *network_settings; const gchar *host; const gchar *user; gchar *prompt; gchar *new_passwd; network_settings = CAMEL_NETWORK_SETTINGS (settings); host = camel_network_settings_get_host (network_settings); user = camel_network_settings_get_user (network_settings); prompt = camel_session_build_password_prompt ( provider->name, user, host); new_passwd = camel_session_get_password ( session, service, prompt, "password", password_flags, &local_error); camel_service_set_password (service, new_passwd); password = camel_service_get_password (service); g_free (new_passwd); g_free (prompt); if (local_error != NULL) { g_propagate_error (error, local_error); return FALSE; } if (password == NULL) { g_set_error ( error, CAMEL_SERVICE_ERROR, CAMEL_SERVICE_ERROR_CANT_AUTHENTICATE, _("No password was provided")); return FALSE; } } result = camel_service_authenticate_sync ( service, mechanism, cancellable, error); if (result == CAMEL_AUTHENTICATION_REJECTED) { password_flags |= CAMEL_SESSION_PASSWORD_REPROMPT; camel_service_set_password (service, NULL); goto retry; } return (result == CAMEL_AUTHENTICATION_ACCEPTED); } static void e_mail_session_class_init (EMailSessionClass *class) { GObjectClass *object_class; CamelSessionClass *session_class; g_type_class_add_private (class, sizeof (EMailSessionPrivate)); object_class = G_OBJECT_CLASS (class); object_class->set_property = mail_session_set_property; object_class->get_property = mail_session_get_property; object_class->dispose = mail_session_dispose; object_class->finalize = mail_session_finalize; object_class->notify = mail_session_notify; object_class->constructed = mail_session_constructed; session_class = CAMEL_SESSION_CLASS (class); session_class->add_service = mail_session_add_service; session_class->get_password = mail_session_get_password; session_class->forget_password = mail_session_forget_password; session_class->alert_user = mail_session_alert_user; session_class->get_filter_driver = mail_session_get_filter_driver; session_class->lookup_addressbook = mail_session_lookup_addressbook; session_class->forward_to = mail_session_forward_to; session_class->get_socks_proxy = mail_session_get_socks_proxy; session_class->authenticate_sync = mail_session_authenticate_sync; g_object_class_install_property ( object_class, PROP_FOLDER_CACHE, g_param_spec_object ( "folder-cache", NULL, NULL, MAIL_TYPE_FOLDER_CACHE, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); /* XXX This property can be removed once Evolution moves to * GSettings and can use transform functions when binding * properties to settings. */ g_object_class_install_property ( object_class, PROP_JUNK_FILTER_NAME, g_param_spec_string ( "junk-filter-name", NULL, NULL, NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property ( object_class, PROP_LOCAL_STORE, g_param_spec_object ( "local-store", "Local Store", "Built-in local store", CAMEL_TYPE_STORE, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); /** * EMailSession::flush-outbox * @session: the email session * * Emitted if the send folder should be flushed. **/ signals[FLUSH_OUTBOX] = g_signal_new ( "flush-outbox", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, 0, /* struct offset */ NULL, NULL, /* accumulator */ g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); /** * EMailSession::store-added * @session: the email session * @store: the CamelStore * * Emitted when a store is added **/ signals[STORE_ADDED] = g_signal_new ( "store-added", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, 0, /* struct offset */ NULL, NULL, /* accumulator */ g_cclosure_marshal_VOID__OBJECT, G_TYPE_NONE, 1, CAMEL_TYPE_STORE); /** * EMailSession::store-removed * @session: the email session * @store: the CamelStore * * Emitted when a store is removed **/ signals[STORE_REMOVED] = g_signal_new ( "store-removed", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, 0, /* struct offset */ NULL, NULL, /* accumulator */ g_cclosure_marshal_VOID__OBJECT, G_TYPE_NONE, 1, CAMEL_TYPE_STORE); camel_null_store_register_provider (); } static void e_mail_session_init (EMailSession *session) { GSettings *settings; GHashTable *junk_filters; junk_filters = g_hash_table_new ( (GHashFunc) g_str_hash, (GEqualFunc) g_str_equal); session->priv = E_MAIL_SESSION_GET_PRIVATE (session); session->priv->junk_filters = junk_filters; session->priv->proxy = e_proxy_new (); session->priv->local_folders = g_ptr_array_new_with_free_func ( (GDestroyNotify) g_object_unref); session->priv->local_folder_uris = g_ptr_array_new_with_free_func ( (GDestroyNotify) g_free); /* Initialize the EAccount setup. */ e_account_writable (NULL, E_ACCOUNT_SOURCE_SAVE_PASSWD); settings = g_settings_new ("org.gnome.evolution.mail"); camel_session_set_check_junk ( CAMEL_SESSION (session), g_settings_get_boolean ( settings, "junk-check-incoming")); g_signal_connect ( settings, "changed", G_CALLBACK (mail_session_check_junk_notify), session); mail_config_reload_junk_headers (session); e_proxy_setup_proxy (session->priv->proxy); g_object_unref (settings); } EMailSession * e_mail_session_new (void) { const gchar *user_data_dir; const gchar *user_cache_dir; user_data_dir = mail_session_get_data_dir (); user_cache_dir = mail_session_get_cache_dir (); return g_object_new ( E_TYPE_MAIL_SESSION, "user-data-dir", user_data_dir, "user-cache-dir", user_cache_dir, NULL); } MailFolderCache * e_mail_session_get_folder_cache (EMailSession *session) { g_return_val_if_fail (E_IS_MAIL_SESSION (session), NULL); return session->priv->folder_cache; } CamelStore * e_mail_session_get_local_store (EMailSession *session) { g_return_val_if_fail (E_IS_MAIL_SESSION (session), NULL); return session->priv->local_store; } CamelFolder * e_mail_session_get_local_folder (EMailSession *session, EMailLocalFolder type) { GPtrArray *local_folders; CamelFolder *folder; g_return_val_if_fail (E_IS_MAIL_SESSION (session), NULL); local_folders = session->priv->local_folders; g_return_val_if_fail (type < local_folders->len, NULL); folder = g_ptr_array_index (local_folders, type); g_return_val_if_fail (CAMEL_IS_FOLDER (folder), NULL); return folder; } const gchar * e_mail_session_get_local_folder_uri (EMailSession *session, EMailLocalFolder type) { GPtrArray *local_folder_uris; const gchar *folder_uri; g_return_val_if_fail (E_IS_MAIL_SESSION (session), NULL); local_folder_uris = session->priv->local_folder_uris; g_return_val_if_fail (type < local_folder_uris->len, NULL); folder_uri = g_ptr_array_index (local_folder_uris, type); g_return_val_if_fail (folder_uri != NULL, NULL); return folder_uri; } GList * e_mail_session_get_available_junk_filters (EMailSession *session) { GList *list, *link; GQueue trash = G_QUEUE_INIT; g_return_val_if_fail (E_IS_MAIL_SESSION (session), NULL); list = g_hash_table_get_values (session->priv->junk_filters); /* Discard unavailable junk filters. (e.g. Junk filter * requires Bogofilter but Bogofilter is not installed, * hence the junk filter is unavailable.) */ for (link = list; link != NULL; link = g_list_next (link)) { EMailJunkFilter *junk_filter; junk_filter = E_MAIL_JUNK_FILTER (link->data); if (!e_mail_junk_filter_available (junk_filter)) g_queue_push_tail (&trash, link); } while ((link = g_queue_pop_head (&trash)) != NULL) list = g_list_delete_link (list, link); /* Sort the remaining junk filters by display name. */ return g_list_sort (list, (GCompareFunc) e_mail_junk_filter_compare); } static void mail_session_get_inbox_thread (GSimpleAsyncResult *simple, EMailSession *session, GCancellable *cancellable) { AsyncContext *context; GError *error = NULL; context = g_simple_async_result_get_op_res_gpointer (simple); context->folder = e_mail_session_get_inbox_sync ( session, context->uid, cancellable, &error); if (error != NULL) g_simple_async_result_take_error (simple, error); } CamelFolder * e_mail_session_get_inbox_sync (EMailSession *session, const gchar *service_uid, GCancellable *cancellable, GError **error) { CamelService *service; g_return_val_if_fail (E_IS_MAIL_SESSION (session), NULL); g_return_val_if_fail (service_uid != NULL, NULL); service = camel_session_get_service ( CAMEL_SESSION (session), service_uid); if (!CAMEL_IS_STORE (service)) return NULL; if (!em_utils_connect_service_sync (service, cancellable, error)) return NULL; return camel_store_get_inbox_folder_sync ( CAMEL_STORE (service), cancellable, error); } void e_mail_session_get_inbox (EMailSession *session, const gchar *service_uid, gint io_priority, GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data) { GSimpleAsyncResult *simple; AsyncContext *context; g_return_if_fail (E_IS_MAIL_SESSION (session)); g_return_if_fail (service_uid != NULL); context = g_slice_new0 (AsyncContext); context->uid = g_strdup (service_uid); simple = g_simple_async_result_new ( G_OBJECT (session), callback, user_data, e_mail_session_get_inbox); g_simple_async_result_set_op_res_gpointer ( simple, context, (GDestroyNotify) async_context_free); g_simple_async_result_run_in_thread ( simple, (GSimpleAsyncThreadFunc) mail_session_get_inbox_thread, io_priority, cancellable); g_object_unref (simple); } CamelFolder * e_mail_session_get_inbox_finish (EMailSession *session, GAsyncResult *result, GError **error) { GSimpleAsyncResult *simple; AsyncContext *context; g_return_val_if_fail ( g_simple_async_result_is_valid ( result, G_OBJECT (session), e_mail_session_get_inbox), NULL); simple = G_SIMPLE_ASYNC_RESULT (result); context = g_simple_async_result_get_op_res_gpointer (simple); if (g_simple_async_result_propagate_error (simple, error)) return NULL; g_return_val_if_fail (CAMEL_IS_FOLDER (context->folder), NULL); return g_object_ref (context->folder); } static void mail_session_get_trash_thread (GSimpleAsyncResult *simple, EMailSession *session, GCancellable *cancellable) { AsyncContext *context; GError *error = NULL; context = g_simple_async_result_get_op_res_gpointer (simple); context->folder = e_mail_session_get_trash_sync ( session, context->uid, cancellable, &error); if (error != NULL) g_simple_async_result_take_error (simple, error); } CamelFolder * e_mail_session_get_trash_sync (EMailSession *session, const gchar *service_uid, GCancellable *cancellable, GError **error) { CamelService *service; g_return_val_if_fail (E_IS_MAIL_SESSION (session), NULL); g_return_val_if_fail (service_uid != NULL, NULL); service = camel_session_get_service ( CAMEL_SESSION (session), service_uid); if (!CAMEL_IS_STORE (service)) return NULL; if (!em_utils_connect_service_sync (service, cancellable, error)) return NULL; return camel_store_get_trash_folder_sync ( CAMEL_STORE (service), cancellable, error); } void e_mail_session_get_trash (EMailSession *session, const gchar *service_uid, gint io_priority, GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data) { GSimpleAsyncResult *simple; AsyncContext *context; g_return_if_fail (E_IS_MAIL_SESSION (session)); g_return_if_fail (service_uid != NULL); context = g_slice_new0 (AsyncContext); context->uid = g_strdup (service_uid); simple = g_simple_async_result_new ( G_OBJECT (session), callback, user_data, e_mail_session_get_trash); g_simple_async_result_set_op_res_gpointer ( simple, context, (GDestroyNotify) async_context_free); g_simple_async_result_run_in_thread ( simple, (GSimpleAsyncThreadFunc) mail_session_get_trash_thread, io_priority, cancellable); g_object_unref (simple); } CamelFolder * e_mail_session_get_trash_finish (EMailSession *session, GAsyncResult *result, GError **error) { GSimpleAsyncResult *simple; AsyncContext *context; g_return_val_if_fail ( g_simple_async_result_is_valid ( result, G_OBJECT (session), e_mail_session_get_trash), NULL); simple = G_SIMPLE_ASYNC_RESULT (result); context = g_simple_async_result_get_op_res_gpointer (simple); if (g_simple_async_result_propagate_error (simple, error)) return NULL; g_return_val_if_fail (CAMEL_IS_FOLDER (context->folder), NULL); return g_object_ref (context->folder); } static void mail_session_uri_to_folder_thread (GSimpleAsyncResult *simple, EMailSession *session, GCancellable *cancellable) { AsyncContext *context; GError *error = NULL; context = g_simple_async_result_get_op_res_gpointer (simple); context->folder = e_mail_session_uri_to_folder_sync ( session, context->uri, context->flags, cancellable, &error); if (error != NULL) g_simple_async_result_take_error (simple, error); } CamelFolder * e_mail_session_uri_to_folder_sync (EMailSession *session, const gchar *folder_uri, CamelStoreGetFolderFlags flags, GCancellable *cancellable, GError **error) { CamelStore *store; CamelFolder *folder; gchar *folder_name; gboolean success; g_return_val_if_fail (E_IS_MAIL_SESSION (session), NULL); g_return_val_if_fail (folder_uri != NULL, NULL); success = e_mail_folder_uri_parse ( CAMEL_SESSION (session), folder_uri, &store, &folder_name, error); if (!success) return NULL; folder = camel_store_get_folder_sync ( store, folder_name, flags, cancellable, error); if (folder != NULL) { MailFolderCache *folder_cache; folder_cache = e_mail_session_get_folder_cache (session); mail_folder_cache_note_folder (folder_cache, folder); } g_free (folder_name); g_object_unref (store); return folder; } void e_mail_session_uri_to_folder (EMailSession *session, const gchar *folder_uri, CamelStoreGetFolderFlags flags, gint io_priority, GCancellable *cancellable, GAsyncReadyCallback callback, gpointer user_data) { GSimpleAsyncResult *simple; AsyncContext *context; g_return_if_fail (E_IS_MAIL_SESSION (session)); g_return_if_fail (folder_uri != NULL); context = g_slice_new0 (AsyncContext); context->uri = g_strdup (folder_uri); context->flags = flags; simple = g_simple_async_result_new ( G_OBJECT (session), callback, user_data, e_mail_session_uri_to_folder); g_simple_async_result_set_op_res_gpointer ( simple, context, (GDestroyNotify) async_context_free); g_simple_async_result_run_in_thread ( simple, (GSimpleAsyncThreadFunc) mail_session_uri_to_folder_thread, io_priority, cancellable); g_object_unref (simple); } CamelFolder * e_mail_session_uri_to_folder_finish (EMailSession *session, GAsyncResult *result, GError **error) { GSimpleAsyncResult *simple; AsyncContext *context; g_return_val_if_fail ( g_simple_async_result_is_valid ( result, G_OBJECT (session), e_mail_session_uri_to_folder), NULL); simple = G_SIMPLE_ASYNC_RESULT (result); context = g_simple_async_result_get_op_res_gpointer (simple); if (g_simple_async_result_propagate_error (simple, error)) return NULL; g_return_val_if_fail (CAMEL_IS_FOLDER (context->folder), NULL); return g_object_ref (context->folder); } /******************************** Legacy API *********************************/ void mail_session_flush_filter_log (EMailSession *session) { g_return_if_fail (E_IS_MAIL_SESSION (session)); if (session->priv->filter_logfile) fflush (session->priv->filter_logfile); } const gchar * mail_session_get_data_dir (void) { if (G_UNLIKELY (mail_data_dir == NULL)) mail_data_dir = g_build_filename ( e_get_user_data_dir (), "mail", NULL); return mail_data_dir; } const gchar * mail_session_get_cache_dir (void) { if (G_UNLIKELY (mail_cache_dir == NULL)) mail_cache_dir = g_build_filename ( e_get_user_cache_dir (), "mail", NULL); return mail_cache_dir; } const gchar * mail_session_get_config_dir (void) { if (G_UNLIKELY (mail_config_dir == NULL)) mail_config_dir = g_build_filename ( e_get_user_config_dir (), "mail", NULL); return mail_config_dir; }