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1 /*
2 * evolution-cal-config-google.c
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) version 3.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with the program; if not, see <http://www.gnu.org/licenses/>
16 *
17 */
18
19 #include <config.h>
20 #include <glib/gi18n-lib.h>
21
22 #include <libebackend/libebackend.h>
23
24 #include <misc/e-cal-source-config.h>
25 #include <misc/e-source-config-backend.h>
26
27 #include "e-google-chooser-button.h"
28 #include "e-google-chooser-dialog.h"
29
30 typedef ESourceConfigBackend ECalConfigGoogle;
31 typedef ESourceConfigBackendClass ECalConfigGoogleClass;
32
33 typedef struct _Context Context;
34
35 struct _Context {
36 GtkWidget *google_button;
37 };
38
39 /* Module Entry Points */
40 void e_module_load (GTypeModule *type_module);
41 void e_module_unload (GTypeModule *type_module);
42
43 /* Forward Declarations */
44 GType e_cal_config_google_get_type (void);
45
46 G_DEFINE_DYNAMIC_TYPE (
47 ECalConfigGoogle,
48 e_cal_config_google,
49 E_TYPE_SOURCE_CONFIG_BACKEND)
50
51 static void
52 cal_config_google_context_free (Context *context)
53 {
54 g_object_unref (context->google_button);
55
56 g_slice_free (Context, context);
57 }
58
59 static gboolean
60 cal_config_google_allow_creation (ESourceConfigBackend *backend)
61 {
62 ESourceConfig *config;
63 ECalClientSourceType source_type;
64
65 config = e_source_config_backend_get_config (backend);
66
67 source_type = e_cal_source_config_get_source_type (
68 E_CAL_SOURCE_CONFIG (config));
69
70 /* XXX Google's CalDAV interface doesn't support tasks. */
71 return (source_type == E_CAL_CLIENT_SOURCE_TYPE_EVENTS);
72 }
73
74 static void
75 cal_config_google_insert_widgets (ESourceConfigBackend *backend,
76 ESource *scratch_source)
77 {
78 ESourceConfig *config;
79 GtkWidget *widget;
80 Context *context;
81 const gchar *uid;
82
83 context = g_slice_new0 (Context);
84 uid = e_source_get_uid (scratch_source);
85 config = e_source_config_backend_get_config (backend);
86
87 g_object_set_data_full (
88 G_OBJECT (backend), uid, context,
89 (GDestroyNotify) cal_config_google_context_free);
90
91 e_cal_source_config_add_offline_toggle (
92 E_CAL_SOURCE_CONFIG (config), scratch_source);
93
94 e_source_config_add_user_entry (config, scratch_source);
95
96 widget = e_google_chooser_button_new (scratch_source);
97 e_source_config_insert_widget (
98 config, scratch_source, _("Calendar:"), widget);
99 context->google_button = g_object_ref (widget);
100 gtk_widget_show (widget);
101
102 e_source_config_add_refresh_interval (config, scratch_source);
103 }
104
105 static void
106 cal_config_google_commit_changes (ESourceConfigBackend *backend,
107 ESource *scratch_source)
108 {
109 ESourceBackend *calendar_extension;
110 ESourceWebdav *webdav_extension;
111 SoupURI *soup_uri;
112
113 /* We need to hard-code a few settings. */
114
115 calendar_extension = e_source_get_extension (
116 scratch_source, E_SOURCE_EXTENSION_CALENDAR);
117
118 webdav_extension = e_source_get_extension (
119 scratch_source, E_SOURCE_EXTENSION_WEBDAV_BACKEND);
120
121 /* The backend name is actually "caldav" even though the
122 * ESource is a child of the built-in "Google" source. */
123 e_source_backend_set_backend_name (calendar_extension, "caldav");
124
125 soup_uri = e_source_webdav_dup_soup_uri (webdav_extension);
126
127 /* The host name is fixed, obviously. */
128 soup_uri_set_host (soup_uri, "www.google.com");
129
130 /* Google's CalDAV interface requires a secure connection. */
131 soup_uri_set_scheme (soup_uri, SOUP_URI_SCHEME_HTTPS);
132
133 e_source_webdav_set_soup_uri (webdav_extension, soup_uri);
134
135 soup_uri_free (soup_uri);
136 }
137
138 static gboolean
139 cal_config_google_check_complete (ESourceConfigBackend *backend,
140 ESource *scratch_source)
141 {
142 ESourceAuthentication *extension;
143 const gchar *extension_name;
144 const gchar *user;
145
146 extension_name = E_SOURCE_EXTENSION_AUTHENTICATION;
147 extension = e_source_get_extension (scratch_source, extension_name);
148 user = e_source_authentication_get_user (extension);
149
150 return (user != NULL);
151 }
152
153 static void
154 e_cal_config_google_class_init (ESourceConfigBackendClass *class)
155 {
156 EExtensionClass *extension_class;
157
158 extension_class = E_EXTENSION_CLASS (class);
159 extension_class->extensible_type = E_TYPE_CAL_SOURCE_CONFIG;
160
161 class->parent_uid = "google-stub";
162 class->backend_name = "google";
163 class->allow_creation = cal_config_google_allow_creation;
164 class->insert_widgets = cal_config_google_insert_widgets;
165 class->check_complete = cal_config_google_check_complete;
166 class->commit_changes = cal_config_google_commit_changes;
167 }
168
169 static void
170 e_cal_config_google_class_finalize (ESourceConfigBackendClass *class)
171 {
172 }
173
174 static void
175 e_cal_config_google_init (ESourceConfigBackend *backend)
176 {
177 }
178
179 G_MODULE_EXPORT void
180 e_module_load (GTypeModule *type_module)
181 {
182 e_google_chooser_type_register (type_module);
183 e_google_chooser_button_type_register (type_module);
184 e_google_chooser_dialog_type_register (type_module);
185 e_cal_config_google_register_type (type_module);
186 }
187
188 G_MODULE_EXPORT void
189 e_module_unload (GTypeModule *type_module)
190 {
191 }