summaryrefslogtreecommitdiff
path: root/libsoup/soup-session-feature.c
blob: a2abb0b82fd2107310a6bd4fcebdea26982b688f (plain)
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
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * soup-session-feature.c: Miscellaneous session feature-provider interface
 *
 * Copyright (C) 2008 Red Hat, Inc.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "soup-session-feature.h"

static void soup_session_feature_interface_init (SoupSessionFeatureInterface *interface);

static void attach (SoupSessionFeature *feature, SoupSession *session);
static void detach (SoupSessionFeature *feature, SoupSession *session);

GType
soup_session_feature_get_type (void)
{
  static volatile gsize g_define_type_id__volatile = 0;
  if (g_once_init_enter (&g_define_type_id__volatile))
    {
      GType g_define_type_id =
        g_type_register_static_simple (G_TYPE_INTERFACE,
                                       g_intern_static_string ("SoupSessionFeature"),
                                       sizeof (SoupSessionFeatureInterface),
                                       (GClassInitFunc)soup_session_feature_interface_init,
                                       0,
                                       (GInstanceInitFunc)NULL,
                                       (GTypeFlags) 0);
      g_type_interface_add_prerequisite (g_define_type_id, G_TYPE_OBJECT);
      g_once_init_leave (&g_define_type_id__volatile, g_define_type_id);
    }
  return g_define_type_id__volatile;
}

static void
soup_session_feature_interface_init (SoupSessionFeatureInterface *interface)
{
	interface->attach = attach;
	interface->detach = detach;
}

static void
weak_notify_unref (gpointer feature, GObject *ex_object)
{
	g_object_unref (feature);
}

static void
request_queued (SoupSession *session, SoupMessage *msg, gpointer feature)
{
	SOUP_SESSION_FEATURE_GET_CLASS (feature)->
		request_queued (feature, session, msg);
}

static void
request_started (SoupSession *session, SoupMessage *msg,
		 SoupSocket *socket, gpointer feature)
{
	SOUP_SESSION_FEATURE_GET_CLASS (feature)->
		request_started (feature, session, msg, socket);
}

static void
request_unqueued (SoupSession *session, SoupMessage *msg, gpointer feature)
{
	SOUP_SESSION_FEATURE_GET_CLASS (feature)->
		request_unqueued (feature, session, msg);
}

static void
attach (SoupSessionFeature *feature, SoupSession *session)
{
	g_object_weak_ref (G_OBJECT (session),
			   weak_notify_unref, g_object_ref (feature));

	if (SOUP_SESSION_FEATURE_GET_CLASS (feature)->request_queued) {
		g_signal_connect (session, "request_queued",
				  G_CALLBACK (request_queued), feature);
	}

	if (SOUP_SESSION_FEATURE_GET_CLASS (feature)->request_started) {
		g_signal_connect (session, "request_started",
				  G_CALLBACK (request_started), feature);
	}

	if (SOUP_SESSION_FEATURE_GET_CLASS (feature)->request_unqueued) {
		g_signal_connect (session, "request_unqueued",
				  G_CALLBACK (request_unqueued), feature);
	}
}

/**
 * soup_session_feature_attach:
 * @feature: a #SoupSessionFeature
 * @session: a #SoupSession
 *
 * Adds @feature to @session.
 **/
void
soup_session_feature_attach (SoupSessionFeature *feature,
			     SoupSession        *session)
{
	SOUP_SESSION_FEATURE_GET_CLASS (feature)->attach (feature, session);
}

static void
detach (SoupSessionFeature *feature, SoupSession *session)
{
	g_object_weak_unref (G_OBJECT (session), weak_notify_unref, feature);

	g_signal_handlers_disconnect_by_func (session, request_queued, feature);
	g_signal_handlers_disconnect_by_func (session, request_started, feature);
	g_signal_handlers_disconnect_by_func (session, request_unqueued, feature);

	g_object_unref (feature);
}

/**
 * soup_session_feature_detach:
 * @feature: a #SoupSessionFeature
 * @session: a #SoupSession
 *
 * Removes @feature from @session.
 *
 * Return value: success or failure
 **/
void
soup_session_feature_detach (SoupSessionFeature *feature,
			     SoupSession        *session)
{
	SOUP_SESSION_FEATURE_GET_CLASS (feature)->detach (feature, session);
}