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1 /*
2 * evolution-cal-config-webcal.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-interval-chooser.h>
26 #include <misc/e-source-config-backend.h>
27
28 typedef ESourceConfigBackend ECalConfigWebcal;
29 typedef ESourceConfigBackendClass ECalConfigWebcalClass;
30
31 typedef struct _Context Context;
32
33 struct _Context {
34 GtkWidget *url_entry;
35 };
36
37 /* Module Entry Points */
38 void e_module_load (GTypeModule *type_module);
39 void e_module_unload (GTypeModule *type_module);
40
41 /* Forward Declarations */
42 GType e_cal_config_webcal_get_type (void);
43
44 G_DEFINE_DYNAMIC_TYPE (
45 ECalConfigWebcal,
46 e_cal_config_webcal,
47 E_TYPE_SOURCE_CONFIG_BACKEND)
48
49 static void
50 cal_config_webcal_context_free (Context *context)
51 {
52 g_object_unref (context->url_entry);
53
54 g_slice_free (Context, context);
55 }
56
57 static gboolean
58 cal_config_webcal_uri_to_text (GBinding *binding,
59 const GValue *source_value,
60 GValue *target_value,
61 gpointer user_data)
62 {
63 SoupURI *soup_uri;
64 gchar *text;
65
66 soup_uri = g_value_get_boxed (source_value);
67 soup_uri_set_user (soup_uri, NULL);
68
69 text = soup_uri_to_string (soup_uri, FALSE);
70 g_value_take_string (target_value, text);
71
72 return TRUE;
73 }
74
75 static gboolean
76 cal_config_webcal_text_to_uri (GBinding *binding,
77 const GValue *source_value,
78 GValue *target_value,
79 gpointer user_data)
80 {
81 ESource *source;
82 SoupURI *soup_uri;
83 ESourceAuthentication *extension;
84 const gchar *extension_name;
85 const gchar *text;
86 const gchar *user;
87
88 text = g_value_get_string (source_value);
89 soup_uri = soup_uri_new (text);
90
91 if (soup_uri == NULL)
92 return FALSE;
93
94 source = E_SOURCE (user_data);
95 extension_name = E_SOURCE_EXTENSION_AUTHENTICATION;
96 extension = e_source_get_extension (source, extension_name);
97 user = e_source_authentication_get_user (extension);
98
99 soup_uri_set_user (soup_uri, user);
100
101 g_value_take_boxed (target_value, soup_uri);
102
103 return TRUE;
104 }
105
106 static void
107 cal_config_webcal_insert_widgets (ESourceConfigBackend *backend,
108 ESource *scratch_source)
109 {
110 ESourceConfig *config;
111 ESourceExtension *extension;
112 GtkWidget *widget;
113 Context *context;
114 const gchar *extension_name;
115 const gchar *uid;
116
117 context = g_slice_new (Context);
118 uid = e_source_get_uid (scratch_source);
119 config = e_source_config_backend_get_config (backend);
120
121 g_object_set_data_full (
122 G_OBJECT (backend), uid, context,
123 (GDestroyNotify) cal_config_webcal_context_free);
124
125 e_cal_source_config_add_offline_toggle (
126 E_CAL_SOURCE_CONFIG (config), scratch_source);
127
128 widget = gtk_entry_new ();
129 e_source_config_insert_widget (
130 config, scratch_source, _("URL:"), widget);
131 context->url_entry = g_object_ref (widget);
132 gtk_widget_show (widget);
133
134 e_source_config_add_secure_connection_for_webdav (
135 config, scratch_source);
136
137 e_source_config_add_user_entry (config, scratch_source);
138
139 e_source_config_add_refresh_interval (config, scratch_source);
140
141 extension_name = E_SOURCE_EXTENSION_WEBDAV_BACKEND;
142 extension = e_source_get_extension (scratch_source, extension_name);
143
144 g_object_bind_property_full (
145 extension, "soup-uri",
146 context->url_entry, "text",
147 G_BINDING_BIDIRECTIONAL |
148 G_BINDING_SYNC_CREATE,
149 cal_config_webcal_uri_to_text,
150 cal_config_webcal_text_to_uri,
151 g_object_ref (scratch_source),
152 (GDestroyNotify) g_object_unref);
153 }
154
155 static gboolean
156 cal_config_webcal_check_complete (ESourceConfigBackend *backend,
157 ESource *scratch_source)
158 {
159 SoupURI *soup_uri;
160 GtkEntry *entry;
161 Context *context;
162 const gchar *uri_string;
163 const gchar *scheme;
164 const gchar *uid;
165 gboolean complete;
166
167 uid = e_source_get_uid (scratch_source);
168 context = g_object_get_data (G_OBJECT (backend), uid);
169 g_return_val_if_fail (context != NULL, FALSE);
170
171 entry = GTK_ENTRY (context->url_entry);
172 uri_string = gtk_entry_get_text (entry);
173
174 soup_uri = soup_uri_new (uri_string);
175
176 /* XXX webcal:// is a non-standard scheme, but we accept it.
177 * Just convert it to http:// for the URI validity test. */
178 scheme = soup_uri_get_scheme (soup_uri);
179 if (g_strcmp0 (scheme, "webcal") == 0)
180 soup_uri_set_scheme (soup_uri, SOUP_URI_SCHEME_HTTP);
181
182 complete = SOUP_URI_VALID_FOR_HTTP (soup_uri);
183
184 if (soup_uri != NULL)
185 soup_uri_free (soup_uri);
186
187 return complete;
188 }
189
190 static void
191 e_cal_config_webcal_class_init (ESourceConfigBackendClass *class)
192 {
193 EExtensionClass *extension_class;
194
195 extension_class = E_EXTENSION_CLASS (class);
196 extension_class->extensible_type = E_TYPE_CAL_SOURCE_CONFIG;
197
198 class->parent_uid = "webcal-stub";
199 class->backend_name = "webcal";
200 class->insert_widgets = cal_config_webcal_insert_widgets;
201 class->check_complete = cal_config_webcal_check_complete;
202 }
203
204 static void
205 e_cal_config_webcal_class_finalize (ESourceConfigBackendClass *class)
206 {
207 }
208
209 static void
210 e_cal_config_webcal_init (ESourceConfigBackend *backend)
211 {
212 }
213
214 G_MODULE_EXPORT void
215 e_module_load (GTypeModule *type_module)
216 {
217 e_cal_config_webcal_register_type (type_module);
218 }
219
220 G_MODULE_EXPORT void
221 e_module_unload (GTypeModule *type_module)
222 {
223 }