aboutsummaryrefslogtreecommitdiffstats
path: root/libempathy/empathy-tp-contact-factory.c
blob: a8afecf6b728c1c91370e1c99a649f0c201a396b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2007-2009 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
 *
 * Authors: Xavier Claessens <xclaesse@gmail.com>
 */

#include <config.h>

#include "empathy-tp-contact-factory.h"

#define DEBUG_FLAG EMPATHY_DEBUG_TP | EMPATHY_DEBUG_CONTACT
#include "empathy-debug.h"

static TpContactFeature contact_features[] = {
    TP_CONTACT_FEATURE_ALIAS,
    TP_CONTACT_FEATURE_AVATAR_TOKEN,
    TP_CONTACT_FEATURE_AVATAR_DATA,
    TP_CONTACT_FEATURE_PRESENCE,
    TP_CONTACT_FEATURE_LOCATION,
    TP_CONTACT_FEATURE_CAPABILITIES,
};

typedef union {
    EmpathyTpContactFactoryContactsByIdCb ids_cb;
    EmpathyTpContactFactoryContactsByHandleCb handles_cb;
    EmpathyTpContactFactoryContactCb contact_cb;
} GetContactsCb;

typedef struct {
        TpConnection *connection;
    GetContactsCb callback;
    gpointer user_data;
    GDestroyNotify destroy;
} GetContactsData;

static void
get_contacts_data_free (gpointer user_data)
{
    GetContactsData *data = user_data;

    if (data->destroy) {
        data->destroy (data->user_data);
    }
    g_object_unref (data->connection);

    g_slice_free (GetContactsData, data);
}

static EmpathyContact **
contacts_array_new (guint n_contacts,
            TpContact * const * contacts)
{
    EmpathyContact **ret;
    guint            i;

    ret = g_new0 (EmpathyContact *, n_contacts);
    for (i = 0; i < n_contacts; i++) {
        ret[i] = empathy_contact_dup_from_tp_contact (contacts[i]);
    }

    return ret;
}

static void
contacts_array_free (guint            n_contacts,
             EmpathyContact **contacts)
{
    guint i;

    for (i = 0; i < n_contacts; i++) {
        g_object_unref (contacts[i]);
    }
    g_free (contacts);
}

static void
get_contacts_by_id_cb (TpConnection *connection,
               guint n_contacts,
               TpContact * const *contacts,
               const gchar * const *requested_ids,
               GHashTable *failed_id_errors,
               const GError *error,
               gpointer user_data,
               GObject *weak_object)
{
    GetContactsData *data = user_data;
    EmpathyContact **empathy_contacts;

    empathy_contacts = contacts_array_new (n_contacts, contacts);
    if (data->callback.ids_cb) {
        data->callback.ids_cb (data->connection,
                       n_contacts, empathy_contacts,
                       requested_ids,
                       failed_id_errors,
                       error,
                       data->user_data, weak_object);
    }

    contacts_array_free (n_contacts, empathy_contacts);
}

/* The callback is NOT given a reference to the EmpathyContact objects */
void
empathy_tp_contact_factory_get_from_ids (TpConnection            *connection,
                     guint                    n_ids,
                     const gchar * const     *ids,
                     EmpathyTpContactFactoryContactsByIdCb callback,
                     gpointer                 user_data,
                     GDestroyNotify           destroy,
                     GObject                 *weak_object)
{
    GetContactsData *data;

    g_return_if_fail (TP_IS_CONNECTION (connection));
    g_return_if_fail (ids != NULL);

    data = g_slice_new (GetContactsData);
    data->callback.ids_cb = callback;
    data->user_data = user_data;
    data->destroy = destroy;
    data->connection = g_object_ref (connection);
    tp_connection_get_contacts_by_id (connection,
                      n_ids, ids,
                      G_N_ELEMENTS (contact_features),
                      contact_features,
                      get_contacts_by_id_cb,
                      data,
                      (GDestroyNotify) get_contacts_data_free,
                      weak_object);
}

static void
get_contact_by_id_cb (TpConnection *connection,
              guint n_contacts,
              TpContact * const *contacts,
              const gchar * const *requested_ids,
              GHashTable *failed_id_errors,
              const GError *error,
              gpointer user_data,
              GObject *weak_object)
{
    GetContactsData *data = user_data;
    EmpathyContact  *contact = NULL;

    if (n_contacts == 1) {
        contact = empathy_contact_dup_from_tp_contact (contacts[0]);
    }
    else if (error == NULL) {
        GHashTableIter iter;
        gpointer       value;

        g_hash_table_iter_init (&iter, failed_id_errors);
        while (g_hash_table_iter_next (&iter, NULL, &value)) {
            if (value) {
                error = value;
                break;
            }
        }
    }

    if (data->callback.contact_cb) {
        data->callback.contact_cb (data->connection,
                           contact,
                           error,
                           data->user_data, weak_object);
    }

    if (contact != NULL)
        g_object_unref (contact);
}

/* The callback is NOT given a reference to the EmpathyContact objects */
void
empathy_tp_contact_factory_get_from_id (TpConnection            *connection,
                    const gchar             *id,
                    EmpathyTpContactFactoryContactCb callback,
                    gpointer                 user_data,
                    GDestroyNotify           destroy,
                    GObject                 *weak_object)
{
    GetContactsData *data;

    g_return_if_fail (TP_IS_CONNECTION (connection));
    g_return_if_fail (id != NULL);

    data = g_slice_new (GetContactsData);
    data->callback.contact_cb = callback;
    data->user_data = user_data;
    data->destroy = destroy;
    data->connection = g_object_ref (connection);
    tp_connection_get_contacts_by_id (connection,
                      1, &id,
                      G_N_ELEMENTS (contact_features),
                      contact_features,
                      get_contact_by_id_cb,
                      data,
                      (GDestroyNotify) get_contacts_data_free,
                      weak_object);
}

static void
get_contacts_by_handle_cb (TpConnection *connection,
               guint n_contacts,
               TpContact * const *contacts,
               guint n_failed,
               const TpHandle *failed,
               const GError *error,
               gpointer user_data,
               GObject *weak_object)
{
    GetContactsData *data = user_data;
    EmpathyContact **empathy_contacts;

    empathy_contacts = contacts_array_new (n_contacts, contacts);
    if (data->callback.handles_cb) {
        data->callback.handles_cb (data->connection,
                       n_contacts, empathy_contacts,
                       n_failed, failed,
                       error,
                       data->user_data, weak_object);
    }

    contacts_array_free (n_contacts, empathy_contacts);
}

/* The callback is NOT given a reference to the EmpathyContact objects */
void
empathy_tp_contact_factory_get_from_handles (TpConnection *connection,
                         guint n_handles,
                         const TpHandle *handles,
                         EmpathyTpContactFactoryContactsByHandleCb callback,
                         gpointer                 user_data,
                         GDestroyNotify           destroy,
                         GObject                 *weak_object)
{
    GetContactsData *data;

    if (n_handles == 0) {
        callback (connection, 0, NULL, 0, NULL, NULL, user_data, weak_object);
        return;
    }

    g_return_if_fail (TP_IS_CONNECTION (connection));
    g_return_if_fail (handles != NULL);

    data = g_slice_new (GetContactsData);
    data->callback.handles_cb = callback;
    data->user_data = user_data;
    data->destroy = destroy;
    data->connection = g_object_ref (connection);
    tp_connection_get_contacts_by_handle (connection,
                          n_handles, handles,
                          G_N_ELEMENTS (contact_features),
                          contact_features,
                          get_contacts_by_handle_cb,
                          data,
                          (GDestroyNotify) get_contacts_data_free,
                          weak_object);
}

/* The callback is NOT given a reference to the EmpathyContact objects */
static void
get_contact_by_handle_cb (TpConnection *connection,
              guint n_contacts,
              TpContact * const *contacts,
              guint n_failed,
              const TpHandle *failed,
              const GError *error,
              gpointer user_data,
              GObject *weak_object)
{
    GetContactsData *data = user_data;
    EmpathyContact  *contact = NULL;
    GError *err = NULL;

    if (n_contacts == 1) {
        contact = empathy_contact_dup_from_tp_contact (contacts[0]);
    }
    else {
        if (error == NULL) {
            /* tp-glib will provide an error only if the whole operation failed,
             * but not if, for example, the handle was invalid. We create an error
             * so the caller of empathy_tp_contact_factory_get_from_handle can
             * rely on the error to check if the operation succeeded or not. */

            err = g_error_new_literal (TP_ERRORS, TP_ERROR_INVALID_HANDLE,
                              "handle is invalid");
        }
        else {
            err = g_error_copy (error);
        }
    }

    if (data->callback.contact_cb) {
        data->callback.contact_cb (data->connection,
                           contact,
                           err,
                           data->user_data, weak_object);
    }

    g_clear_error (&err);
    if (contact != NULL)
        g_object_unref (contact);
}

void
empathy_tp_contact_factory_get_from_handle (TpConnection            *connection,
                        TpHandle                 handle,
                        EmpathyTpContactFactoryContactCb callback,
                        gpointer                 user_data,
                        GDestroyNotify           destroy,
                        GObject                 *weak_object)
{
    GetContactsData *data;

    g_return_if_fail (TP_IS_CONNECTION (connection));

    data = g_slice_new (GetContactsData);
    data->callback.contact_cb = callback;
    data->user_data = user_data;
    data->destroy = destroy;
    data->connection = g_object_ref (connection);
    tp_connection_get_contacts_by_handle (connection,
                          1, &handle,
                          G_N_ELEMENTS (contact_features),
                          contact_features,
                          get_contact_by_handle_cb,
                          data,
                          (GDestroyNotify) get_contacts_data_free,
                          weak_object);
}