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73f1b9f3 RK |
1 | /* |
2 | * This file is part of DisOrder | |
3 | * Copyright (C) 2007 Richard Kettlewell | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it 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 | * This program 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
18 | * USA | |
19 | */ | |
20 | /** @file disobedience/login.c | |
21 | * @brief Login box for Disobedience | |
22 | */ | |
23 | ||
24 | #include "disobedience.h" | |
25 | #include "split.h" | |
26 | #include "filepart.h" | |
27 | #include <sys/types.h> | |
28 | #include <sys/stat.h> | |
29 | ||
30 | /** @brief One field in the login window */ | |
31 | struct login_window_item { | |
32 | /** @brief Description label */ | |
33 | const char *description; | |
34 | ||
35 | /** @brief Return the current value */ | |
36 | const char *(*get)(void); | |
37 | ||
38 | /** @brief Set a new value */ | |
39 | void (*set)(const char *value); | |
40 | ||
41 | /** @brief Flags | |
42 | * | |
43 | * - @ref LWI_HIDDEN - this is a password | |
44 | */ | |
45 | unsigned flags; | |
46 | ||
47 | }; | |
48 | ||
49 | /** @brief This is a password */ | |
50 | #define LWI_HIDDEN 0x0001 | |
51 | ||
52 | /** @brief Current login window */ | |
53 | static GtkWidget *login_window; | |
54 | ||
55 | /** @brief Set connection defaults */ | |
56 | static void default_connect(void) { | |
57 | if(!config->connect.n) { | |
58 | config->connect.n = 2; | |
59 | config->connect.s = xcalloc(2, sizeof (char *)); | |
60 | config->connect.s[0] = xstrdup("localhost"); | |
61 | config->connect.s[1] = xstrdup("9999"); /* whatever */ | |
62 | } | |
63 | } | |
64 | ||
65 | static const char *get_hostname(void) { return config->connect.s[0]; } | |
66 | static const char *get_service(void) { return config->connect.s[1]; } | |
67 | static const char *get_username(void) { return config->username; } | |
68 | static const char *get_password(void) { return config->password; } | |
69 | ||
70 | static void set_hostname(const char *s) { config->connect.s[0] = (char *)s; } | |
71 | static void set_service(const char *s) { config->connect.s[1] = (char *)s; } | |
72 | static void set_username(const char *s) { config->username = s; } | |
73 | static void set_password(const char *s) { config->password = s; } | |
74 | ||
75 | /** @brief Table used to generate the form */ | |
76 | static const struct login_window_item lwis[] = { | |
77 | { "Hostname", get_hostname, set_hostname, 0 }, | |
78 | { "Service", get_service, set_service, 0 }, | |
79 | { "User name", get_username, set_username, 0 }, | |
80 | { "Password", get_password, set_password, LWI_HIDDEN }, | |
81 | }; | |
82 | #define NLWIS (sizeof lwis / sizeof *lwis) | |
83 | ||
84 | static GtkWidget *lwi_entry[NLWIS]; | |
85 | ||
86 | static void update_config(void) { | |
87 | size_t n; | |
88 | ||
89 | for(n = 0; n < NLWIS; ++n) | |
90 | lwis[n].set(gtk_entry_get_text(GTK_ENTRY(lwi_entry[n]))); | |
91 | } | |
92 | ||
93 | static void login_ok(GtkButton attribute((unused)) *button, | |
94 | gpointer attribute((unused)) userdata) { | |
95 | update_config(); | |
96 | reset(); | |
97 | } | |
98 | ||
99 | static void login_save(GtkButton attribute((unused)) *button, | |
100 | gpointer attribute((unused)) userdata) { | |
101 | char *path = config_userconf(0, 0), *tmp; | |
102 | FILE *fp; | |
103 | ||
104 | update_config(); | |
105 | byte_xasprintf(&tmp, "%s.tmp", path); | |
106 | /* Make sure the directory exists; don't care if it already exists. */ | |
107 | mkdir(d_dirname(tmp), 02700); | |
108 | /* Write out the file */ | |
109 | if(!(fp = fopen(tmp, "w"))) { | |
110 | fpopup_error("error opening %s: %s", tmp, strerror(errno)); | |
111 | return; | |
112 | } | |
113 | if(fprintf(fp, "username %s\n" | |
114 | "password %s\n" | |
115 | "connect %s %s\n", | |
116 | quoteutf8(config->username), | |
117 | quoteutf8(config->password), | |
118 | quoteutf8(config->connect.s[0]), | |
119 | quoteutf8(config->connect.s[1])) < 0) { | |
120 | fpopup_error("error writing to %s: %s", tmp, strerror(errno)); | |
121 | fclose(fp); | |
122 | return; | |
123 | } | |
124 | if(fclose(fp) < 0) { | |
125 | fpopup_error("error closing %s: %s", tmp, strerror(errno)); | |
126 | return; | |
127 | } | |
128 | /* Rename into place */ | |
129 | if(rename(tmp, path) < 0) { | |
130 | fpopup_error("error renaming %s: %s", tmp, strerror(errno)); | |
131 | return; | |
132 | } | |
133 | } | |
134 | ||
135 | static void login_cancel(GtkButton attribute((unused)) *button, | |
136 | gpointer attribute((unused)) userdata) { | |
137 | gtk_widget_destroy(login_window); | |
138 | } | |
139 | ||
140 | /* Buttons that appear at the bottom of the window */ | |
141 | static const struct button buttons[] = { | |
142 | { | |
143 | GTK_STOCK_OK, | |
144 | login_ok, | |
145 | "Login with these settings", | |
146 | }, | |
147 | { | |
148 | GTK_STOCK_SAVE, | |
149 | login_save, | |
150 | "Save these settings", | |
151 | }, | |
152 | { | |
153 | GTK_STOCK_CANCEL, | |
154 | login_cancel, | |
155 | "Discard all changes and close window" | |
156 | }, | |
157 | }; | |
158 | ||
159 | #define NBUTTONS (int)(sizeof buttons / sizeof *buttons) | |
160 | ||
161 | /** @brief Pop up a login box */ | |
162 | void login_box(void) { | |
163 | GtkWidget *table, *label, *entry, *buttonbox, *vbox; | |
164 | size_t n; | |
165 | ||
166 | /* If there's one already then bring it to the front */ | |
167 | if(login_window) { | |
168 | gtk_window_present(GTK_WINDOW(login_window)); | |
169 | return; | |
170 | } | |
171 | default_connect(); | |
172 | /* Create a new login window */ | |
173 | login_window = gtk_window_new(GTK_WINDOW_TOPLEVEL); | |
174 | g_signal_connect(login_window, "destroy", | |
175 | G_CALLBACK(gtk_widget_destroyed), &login_window); | |
176 | gtk_window_set_title(GTK_WINDOW(login_window), "Login Details"); | |
177 | /* Construct the form */ | |
178 | table = gtk_table_new(NLWIS + 1/*rows*/, 2/*columns*/, FALSE/*homogenous*/); | |
179 | for(n = 0; n < NLWIS; ++n) { | |
180 | label = gtk_label_new(lwis[n].description); | |
181 | gtk_misc_set_alignment(GTK_MISC(label), 1/*right*/, 0/*bottom*/); | |
182 | gtk_table_attach(GTK_TABLE(table), label, | |
183 | 0, 1, /* left/right_attach */ | |
184 | n, n+1, /* top/bottom_attach */ | |
185 | GTK_FILL, 0, /* x/yoptions */ | |
186 | 1, 1); /* x/ypadding */ | |
187 | entry = gtk_entry_new(); | |
188 | gtk_entry_set_visibility(GTK_ENTRY(entry), | |
189 | lwis[n].flags & LWI_HIDDEN ? FALSE : TRUE); | |
190 | gtk_entry_set_text(GTK_ENTRY(entry), lwis[n].get()); | |
191 | gtk_table_attach(GTK_TABLE(table), entry, | |
192 | 1, 2, /* left/right_attach */ | |
193 | n, n+1, /* top/bottom_attach */ | |
194 | GTK_EXPAND|GTK_FILL, 0, /* x/yoptions */ | |
195 | 1, 1); /* x/ypadding */ | |
196 | lwi_entry[n] = entry; | |
197 | } | |
198 | buttonbox = create_buttons(buttons, NBUTTONS); | |
199 | vbox = gtk_vbox_new(FALSE, 1); | |
200 | gtk_box_pack_start(GTK_BOX(vbox), table, | |
201 | TRUE/*expand*/, TRUE/*fill*/, 1/*padding*/); | |
202 | gtk_box_pack_start(GTK_BOX(vbox), buttonbox, | |
203 | FALSE/*expand*/, FALSE/*fill*/, 1/*padding*/); | |
204 | gtk_container_add(GTK_CONTAINER(login_window), vbox); | |
205 | gtk_widget_show_all(login_window); | |
206 | } | |
207 | ||
208 | /* | |
209 | Local Variables: | |
210 | c-basic-offset:2 | |
211 | comment-column:40 | |
212 | fill-column:79 | |
213 | indent-tabs-mode:nil | |
214 | End: | |
215 | */ |