1 /*
2 Skins engine.
3 Reading and parse ini-files
4
5 Copyright (C) 2009-2021
6 Free Software Foundation, Inc.
7
8 Written by:
9 Slava Zanko <slavazanko@gmail.com>, 2009.
10
11 This file is part of the Midnight Commander.
12
13 The Midnight Commander is free software: you can redistribute it
14 and/or modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation, either version 3 of the License,
16 or (at your option) any later version.
17
18 The Midnight Commander is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
22
23 You should have received a copy of the GNU General Public License
24 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 */
26
27 #include <config.h>
28
29 #include <string.h>
30
31 #include "lib/global.h" /* <glib.h> */
32
33 #include "internal.h"
34 #include "lib/fileloc.h"
35 #include "lib/util.h" /* exist_file() */
36
37 /*** global variables ****************************************************************************/
38
39 /*** file scope macro definitions ****************************************************************/
40
41 /*** file scope type declarations ****************************************************************/
42
43 /*** file scope variables ************************************************************************/
44
45 /*** file scope functions ************************************************************************/
46
47 /* --------------------------------------------------------------------------------------------- */
48
49 static void
mc_skin_get_list_from_dir(const gchar * base_dir,GPtrArray * list)50 mc_skin_get_list_from_dir (const gchar * base_dir, GPtrArray * list)
51 {
52 gchar *name;
53 GDir *dir;
54
55 name = g_build_filename (base_dir, MC_SKINS_DIR, (char *) NULL);
56 dir = g_dir_open (name, 0, NULL);
57 g_free (name);
58
59 if (dir != NULL)
60 {
61 const gchar *cname;
62
63 while ((cname = g_dir_read_name (dir)) != NULL)
64 {
65 gchar *sname;
66 size_t slen;
67 unsigned int i;
68
69 slen = strlen (cname);
70 sname = g_strndup (cname, slen);
71
72 if (slen > 4 && strcmp (sname + slen - 4, ".ini") == 0)
73 sname[slen - 4] = '\0';
74
75 for (i = 0; i < list->len; i++)
76 if (strcmp (sname, g_ptr_array_index (list, i)) == 0)
77 break;
78
79 if (i < list->len)
80 g_free (sname);
81 else
82 g_ptr_array_add (list, sname);
83 }
84
85 g_dir_close (dir);
86 }
87 }
88
89 /* --------------------------------------------------------------------------------------------- */
90
91 static int
string_array_comparator(gconstpointer a,gconstpointer b)92 string_array_comparator (gconstpointer a, gconstpointer b)
93 {
94 return strcmp (*(char *const *) a, *(char *const *) b);
95 }
96
97 /* --------------------------------------------------------------------------------------------- */
98
99 static gboolean
mc_skin_ini_file_load_search_in_dir(mc_skin_t * mc_skin,const gchar * base_dir)100 mc_skin_ini_file_load_search_in_dir (mc_skin_t * mc_skin, const gchar * base_dir)
101 {
102 char *file_name, *file_name2;
103
104 file_name = g_build_filename (base_dir, MC_SKINS_DIR, mc_skin->name, (char *) NULL);
105 if (exist_file (file_name))
106 {
107 mc_skin->config = mc_config_init (file_name, TRUE);
108 g_free (file_name);
109 return (mc_skin->config != NULL);
110 }
111 g_free (file_name);
112
113 file_name2 = g_strdup_printf ("%s.ini", mc_skin->name);
114 file_name = g_build_filename (base_dir, MC_SKINS_DIR, file_name2, (char *) NULL);
115 g_free (file_name2);
116
117 if (exist_file (file_name))
118 {
119 mc_skin->config = mc_config_init (file_name, TRUE);
120 g_free (file_name);
121 return (mc_skin->config != NULL);
122 }
123 g_free (file_name);
124 return FALSE;
125 }
126
127 /* --------------------------------------------------------------------------------------------- */
128 /*** public functions ****************************************************************************/
129 /* --------------------------------------------------------------------------------------------- */
130
131 GPtrArray *
mc_skin_list(void)132 mc_skin_list (void)
133 {
134 GPtrArray *list;
135
136 list = g_ptr_array_new ();
137 mc_skin_get_list_from_dir (mc_config_get_data_path (), list);
138 mc_skin_get_list_from_dir (mc_global.sysconfig_dir, list);
139 mc_skin_get_list_from_dir (mc_global.share_data_dir, list);
140 g_ptr_array_sort (list, (GCompareFunc) string_array_comparator);
141
142 return list;
143 }
144
145 /* --------------------------------------------------------------------------------------------- */
146
147 gboolean
mc_skin_ini_file_load(mc_skin_t * mc_skin)148 mc_skin_ini_file_load (mc_skin_t * mc_skin)
149 {
150 char *file_name;
151
152 file_name = g_path_get_basename (mc_skin->name);
153 if (file_name == NULL)
154 return FALSE;
155
156 if (strcmp (file_name, mc_skin->name) != 0)
157 {
158 g_free (file_name);
159 if (!g_path_is_absolute (mc_skin->name))
160 return FALSE;
161 mc_skin->config = mc_config_init (mc_skin->name, TRUE);
162 return (mc_skin->config != NULL);
163 }
164 g_free (file_name);
165
166 /* ${XDG_DATA_HOME}/mc/skins/ */
167 if (mc_skin_ini_file_load_search_in_dir (mc_skin, mc_config_get_data_path ()))
168 return TRUE;
169
170 /* /etc/mc/skins/ */
171 if (mc_skin_ini_file_load_search_in_dir (mc_skin, mc_global.sysconfig_dir))
172 return TRUE;
173
174 /* /usr/share/mc/skins/ */
175 return mc_skin_ini_file_load_search_in_dir (mc_skin, mc_global.share_data_dir);
176 }
177
178 /* --------------------------------------------------------------------------------------------- */
179
180 gboolean
mc_skin_ini_file_parse(mc_skin_t * mc_skin)181 mc_skin_ini_file_parse (mc_skin_t * mc_skin)
182 {
183 mc_skin->description =
184 mc_config_get_string (mc_skin->config, "skin", "description", "- no description -");
185 if (!mc_skin_color_parse_ini_file (mc_skin))
186 return FALSE;
187
188 mc_skin_lines_parse_ini_file (mc_skin);
189 mc_skin->have_256_colors = mc_config_get_bool (mc_skin->config, "skin", "256colors", FALSE);
190 mc_skin->have_true_colors = mc_config_get_bool (mc_skin->config, "skin", "truecolors", FALSE);
191
192 return TRUE;
193 }
194
195 /* --------------------------------------------------------------------------------------------- */
196
197 void
mc_skin_set_hardcoded_skin(mc_skin_t * mc_skin)198 mc_skin_set_hardcoded_skin (mc_skin_t * mc_skin)
199 {
200 mc_skin->config = mc_config_init (NULL, TRUE);
201
202 mc_config_set_string (mc_skin->config, "skin", "description", "hardcoded skin");
203
204 mc_skin_hardcoded_ugly_lines (mc_skin);
205 mc_skin_hardcoded_blackwhite_colors (mc_skin);
206 }
207
208 /* --------------------------------------------------------------------------------------------- */
209