1 /* this file is part of atril, a mate document viewer
2 *
3 * Copyright (C) 2005 Red Hat, Inc
4 *
5 * Atril is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * Atril is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20 #include <config.h>
21 #include "ev-window-title.h"
22 #include "ev-backends-manager.h"
23 #include "ev-utils.h"
24
25 #include <string.h>
26 #include <gio/gio.h>
27 #include <glib/gi18n.h>
28
29 /* Known backends (for bad extensions fix) */
30 #define EV_BACKEND_PS "psdocument"
31 #define EV_BACKEND_PDF "pdfdocument"
32
33 typedef struct
34 {
35 const gchar *backend;
36 const gchar *text;
37 } BadTitleEntry;
38
39 struct _EvWindowTitle
40 {
41 EvWindow *window;
42 EvWindowTitleType type;
43 EvDocument *document;
44 char *uri;
45 };
46
47 static const BadTitleEntry bad_extensions[] = {
48 { EV_BACKEND_PS, ".dvi" },
49 { EV_BACKEND_PDF, ".doc" },
50 { EV_BACKEND_PDF, ".dvi" },
51 { EV_BACKEND_PDF, ".indd" },
52 { EV_BACKEND_PDF, ".rtf" }
53 };
54
55 static const BadTitleEntry bad_prefixes[] = {
56 { EV_BACKEND_PDF, "Microsoft Word - " },
57 { EV_BACKEND_PDF, "Microsoft PowerPoint - " }
58 };
59
60 EvWindowTitle *
ev_window_title_new(EvWindow * window)61 ev_window_title_new (EvWindow *window)
62 {
63 EvWindowTitle *window_title;
64
65 window_title = g_new0 (EvWindowTitle, 1);
66 window_title->window = window;
67 window_title->type = EV_WINDOW_TITLE_DOCUMENT;
68
69 return window_title;
70 }
71
72 static char *
get_filename_from_uri(const char * uri)73 get_filename_from_uri (const char *uri)
74 {
75 char *filename;
76 char *basename;
77
78 filename = g_uri_unescape_string (uri, NULL);
79 basename = g_path_get_basename (filename);
80 g_free(filename);
81
82 return basename;
83 }
84
85 /* Some docs report titles with confusing extensions (ex. .doc for pdf).
86 Erase the confusing extension of the title */
87 static void
ev_window_title_sanitize_title(EvWindowTitle * window_title,char ** title)88 ev_window_title_sanitize_title (EvWindowTitle *window_title, char **title) {
89 const gchar *backend;
90 int i;
91
92 backend = ev_backends_manager_get_document_module_name (window_title->document);
93
94 for (i = 0; i < G_N_ELEMENTS (bad_extensions); i++) {
95 if (g_ascii_strcasecmp (bad_extensions[i].backend, backend) == 0 &&
96 g_str_has_suffix (*title, bad_extensions[i].text)) {
97 char *new_title;
98 char *filename = get_filename_from_uri (window_title->uri);
99
100 new_title = g_strndup (*title, strlen(*title) - strlen(bad_extensions[i].text));
101 g_free (*title);
102 *title = new_title;
103
104 g_free (filename);
105 }
106 }
107 for (i = 0; i < G_N_ELEMENTS (bad_prefixes); i++) {
108 if (g_ascii_strcasecmp (bad_prefixes[i].backend, backend) == 0 &&
109 g_str_has_prefix (*title, bad_prefixes[i].text)) {
110 char *new_title;
111 int len = strlen(bad_prefixes[i].text);
112
113 new_title = g_strdup_printf ("%s", (*title) + len);
114 g_free (*title);
115 *title = new_title;
116 }
117 }
118 }
119
120 static void
ev_window_title_update(EvWindowTitle * window_title)121 ev_window_title_update (EvWindowTitle *window_title)
122 {
123 GtkWindow *window = GTK_WINDOW (window_title->window);
124 char *title = NULL, *password_title, *p;
125
126 if (window_title->document != NULL) {
127 gchar *doc_title;
128
129 doc_title = g_strdup (ev_document_get_title (window_title->document));
130
131 /* Make sure we get a valid title back */
132 if (doc_title != NULL) {
133 doc_title = g_strstrip (doc_title);
134
135 if (doc_title[0] != '\0' &&
136 g_utf8_validate (doc_title, -1, NULL)) {
137 title = g_strdup (doc_title);
138 }
139
140 g_free (doc_title);
141 }
142 }
143
144 if (title && window_title->uri) {
145 char *tmp_title;
146 char *filename = get_filename_from_uri (window_title->uri);
147
148 ev_window_title_sanitize_title (window_title, &title);
149 tmp_title = g_strdup_printf ("%s — %s", filename, title);
150
151 g_free (title);
152 g_free (filename);
153 title = tmp_title;
154 } else if (window_title->uri) {
155 title = get_filename_from_uri (window_title->uri);
156 } else if (!title) {
157 title = g_strdup (_("Document Viewer"));
158 }
159
160 for (p = title; *p; ++p) {
161 /* an '\n' byte is always ASCII, no need for UTF-8 special casing */
162 if (*p == '\n') *p = ' ';
163 }
164
165 switch (window_title->type) {
166 case EV_WINDOW_TITLE_DOCUMENT:
167 gtk_window_set_title (window, title);
168 break;
169 case EV_WINDOW_TITLE_PASSWORD:
170 password_title = g_strdup_printf (_("%s — Password Required"), title);
171 gtk_window_set_title (window, password_title);
172 g_free (password_title);
173 break;
174 }
175
176 g_free (title);
177 }
178
179 void
ev_window_title_set_type(EvWindowTitle * window_title,EvWindowTitleType type)180 ev_window_title_set_type (EvWindowTitle *window_title, EvWindowTitleType type)
181 {
182 window_title->type = type;
183
184 ev_window_title_update (window_title);
185 }
186
187 void
ev_window_title_set_document(EvWindowTitle * window_title,EvDocument * document)188 ev_window_title_set_document (EvWindowTitle *window_title,
189 EvDocument *document)
190 {
191 window_title->document = document;
192
193 ev_window_title_update (window_title);
194 }
195
196 void
ev_window_title_set_uri(EvWindowTitle * window_title,const char * uri)197 ev_window_title_set_uri (EvWindowTitle *window_title,
198 const char *uri)
199 {
200 g_free (window_title->uri);
201 window_title->uri = g_strdup (uri);
202
203 ev_window_title_update (window_title);
204 }
205
206 void
ev_window_title_free(EvWindowTitle * window_title)207 ev_window_title_free (EvWindowTitle *window_title)
208 {
209 g_free (window_title->uri);
210 g_free (window_title);
211 }
212