summaryrefslogtreecommitdiff
path: root/frontends/gtk/page_info.c
blob: adc2dfa66d87a4aa4b935e045405ccf2d6e9b8a5 (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
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
/*
 * Copyright 2015 Vincent Sanders <vince@netsurf-browser.org>
 *
 * This file is part of NetSurf, http://www.netsurf-browser.org/
 *
 * NetSurf is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * NetSurf 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * \file
 * Implementation of gtk certificate viewing using gtk core windows.
 */

#include <stdint.h>
#include <stdlib.h>
#include <gtk/gtk.h>

#include "utils/log.h"
#include "netsurf/keypress.h"
#include "netsurf/plotters.h"
#include "netsurf/browser_window.h"
#include "desktop/sslcert_viewer.h"

#include "gtk/plotters.h"
#include "gtk/scaffolding.h"
#include "gtk/resources.h"
#include "gtk/page_info.h"
#include "gtk/corewindow.h"


/**
 * GTK certificate viewing window context
 */
struct nsgtk_crtvrfy_window {
	/** GTK core window context */
	struct nsgtk_corewindow core;
	/** GTK builder for window */
	GtkBuilder *builder;
	/** GTK dialog window being shown */
	GtkDialog *dlg;
	/** SSL certificate viewer context data */
	struct sslcert_session_data *ssl_data;
};

/**
 * destroy a previously created certificate view
 */
static nserror nsgtk_crtvrfy_destroy(struct nsgtk_crtvrfy_window *crtvrfy_win)
{
	nserror res;

	res = sslcert_viewer_fini(crtvrfy_win->ssl_data);
	if (res == NSERROR_OK) {
		res = nsgtk_corewindow_fini(&crtvrfy_win->core);
		gtk_widget_destroy(GTK_WIDGET(crtvrfy_win->dlg));
		g_object_unref(G_OBJECT(crtvrfy_win->builder));
		free(crtvrfy_win);
	}
	return res;
}

static void
nsgtk_crtvrfy_accept(GtkButton *w, gpointer data)
{
	struct nsgtk_crtvrfy_window *crtvrfy_win;
	crtvrfy_win = (struct nsgtk_crtvrfy_window *)data;

	sslcert_viewer_accept(crtvrfy_win->ssl_data);

	nsgtk_crtvrfy_destroy(crtvrfy_win);
}

static void
nsgtk_crtvrfy_reject(GtkWidget *w, gpointer data)
{
	struct nsgtk_crtvrfy_window *crtvrfy_win;
	crtvrfy_win = (struct nsgtk_crtvrfy_window *)data;

	sslcert_viewer_reject(crtvrfy_win->ssl_data);

	nsgtk_crtvrfy_destroy(crtvrfy_win);
}

static gboolean
nsgtk_crtvrfy_delete_event(GtkWidget *w, GdkEvent  *event, gpointer data)
{
	nsgtk_crtvrfy_reject(w, data);
	return FALSE;
}

/**
 * callback for mouse action for certificate verify on core window
 *
 * \param nsgtk_cw The nsgtk core window structure.
 * \param mouse_state netsurf mouse state on event
 * \param x location of event
 * \param y location of event
 * \return NSERROR_OK on success otherwise appropriate error code
 */
static nserror
nsgtk_crtvrfy_mouse(struct nsgtk_corewindow *nsgtk_cw,
		    browser_mouse_state mouse_state,
		    int x, int y)
{
	struct nsgtk_crtvrfy_window *crtvrfy_win;
	/* technically degenerate container of */
	crtvrfy_win = (struct nsgtk_crtvrfy_window *)nsgtk_cw;

	sslcert_viewer_mouse_action(crtvrfy_win->ssl_data, mouse_state, x, y);

	return NSERROR_OK;
}

/**
 * callback for keypress for certificate verify on core window
 *
 * \param nsgtk_cw The nsgtk core window structure.
 * \param nskey The netsurf key code
 * \return NSERROR_OK on success otherwise appropriate error code
 */
static nserror
nsgtk_crtvrfy_key(struct nsgtk_corewindow *nsgtk_cw, uint32_t nskey)
{
	struct nsgtk_crtvrfy_window *crtvrfy_win;

	/* technically degenerate container of */
	crtvrfy_win = (struct nsgtk_crtvrfy_window *)nsgtk_cw;

	if (sslcert_viewer_keypress(crtvrfy_win->ssl_data, nskey)) {
		return NSERROR_OK;
	}
	return NSERROR_NOT_IMPLEMENTED;
}

/**
 * callback on draw event for certificate verify on core window
 *
 * \param nsgtk_cw The nsgtk core window structure.
 * \param r The rectangle of the window that needs updating.
 * \return NSERROR_OK on success otherwise appropriate error code
 */
static nserror
nsgtk_crtvrfy_draw(struct nsgtk_corewindow *nsgtk_cw, struct rect *r)
{
	struct redraw_context ctx = {
		.interactive = true,
		.background_images = true,
		.plot = &nsgtk_plotters
	};
	struct nsgtk_crtvrfy_window *crtvrfy_win;

	/* technically degenerate container of */
	crtvrfy_win = (struct nsgtk_crtvrfy_window *)nsgtk_cw;

	sslcert_viewer_redraw(crtvrfy_win->ssl_data, 0, 0, r, &ctx);

	return NSERROR_OK;
}

static nserror dummy_cb(bool proceed, void *pw)
{
	return NSERROR_OK;
}

/* exported interface documented in gtk/page_info.h */
nserror nsgtk_page_info(struct browser_window *bw)
{
	struct nsgtk_crtvrfy_window *ncwin;
	nserror res;

	size_t num;
	struct ssl_cert_info *chain;
	struct nsurl *url;

	browser_window_get_ssl_chain(bw, &num, &chain);
	url = browser_window_access_url(bw);

	ncwin = malloc(sizeof(struct nsgtk_crtvrfy_window));
	if (ncwin == NULL) {
		return NSERROR_NOMEM;
	}

	res = nsgtk_builder_new_from_resname("ssl", &ncwin->builder);
	if (res != NSERROR_OK) {
		NSLOG(netsurf, INFO, "SSL UI builder init failed");
		free(ncwin);
		return res;
	}

	gtk_builder_connect_signals(ncwin->builder, NULL);

	ncwin->dlg = GTK_DIALOG(gtk_builder_get_object(ncwin->builder,
						       "wndSSLProblem"));

	/* set parent for transient dialog */
	gtk_window_set_transient_for(GTK_WINDOW(ncwin->dlg),
		     nsgtk_scaffolding_window(nsgtk_current_scaffolding()));

	ncwin->core.scrolled = GTK_SCROLLED_WINDOW(
		gtk_builder_get_object(ncwin->builder, "SSLScrolled"));

	ncwin->core.drawing_area = GTK_DRAWING_AREA(
		gtk_builder_get_object(ncwin->builder, "SSLDrawingArea"));

	/* make the delete event call our destructor */
	g_signal_connect(G_OBJECT(ncwin->dlg),
			 "delete_event",
			 G_CALLBACK(nsgtk_crtvrfy_delete_event),
			 ncwin);

	/* accept button */
	g_signal_connect(G_OBJECT(gtk_builder_get_object(ncwin->builder,
							 "sslaccept")),
			 "clicked",
			 G_CALLBACK(nsgtk_crtvrfy_accept),
			 ncwin);

	/* reject button */
	g_signal_connect(G_OBJECT(gtk_builder_get_object(ncwin->builder,
							 "sslreject")),
			 "clicked",
			 G_CALLBACK(nsgtk_crtvrfy_reject),
			 ncwin);

	/* initialise GTK core window */
	ncwin->core.draw = nsgtk_crtvrfy_draw;
	ncwin->core.key = nsgtk_crtvrfy_key;
	ncwin->core.mouse = nsgtk_crtvrfy_mouse;

	res = nsgtk_corewindow_init(&ncwin->core);
	if (res != NSERROR_OK) {
		g_object_unref(G_OBJECT(ncwin->dlg));
		free(ncwin);
		return res;
	}

	/* initialise certificate viewing interface */
	res = sslcert_viewer_create_session_data(num, url, dummy_cb, NULL, chain,
					   &ncwin->ssl_data);
	if (res != NSERROR_OK) {
		g_object_unref(G_OBJECT(ncwin->dlg));
		free(ncwin);
		return res;
	}

	res = sslcert_viewer_init(ncwin->core.cb_table,
				  (struct core_window *)ncwin,
				  ncwin->ssl_data);
	if (res != NSERROR_OK) {
		g_object_unref(G_OBJECT(ncwin->dlg));
		free(ncwin);
		return res;
	}

	gtk_widget_show(GTK_WIDGET(ncwin->dlg));

	return NSERROR_OK;
}