1 /*
2 * Copyright 2015 Red Hat, Inc.
3 *
4 * This library 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 2.1 of the License, or (at your option) any later version.
8 *
9 * This library 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 this library; if not, see <http://www.gnu.org/licenses/>.
16 *
17 * Author: Matthias Clasen <mclasen@redhat.com>
18 */
19
20 #include "config.h"
21
22 #include <gio/gio.h>
23 #include <gi18n.h>
24 #include <stdio.h>
25 #if 0
26 #include <locale.h>
27 #include <string.h>
28 #include <stdlib.h>
29 #include <errno.h>
30 #endif
31
32 #include "gio-tool.h"
33
34 static gboolean no_target_directory = FALSE;
35 static gboolean progress = FALSE;
36 static gboolean interactive = FALSE;
37 static gboolean preserve = FALSE;
38 static gboolean backup = FALSE;
39 static gboolean no_dereference = FALSE;
40 static gboolean default_permissions = FALSE;
41
42 static const GOptionEntry entries[] = {
43 { "no-target-directory", 'T', 0, G_OPTION_ARG_NONE, &no_target_directory, N_("No target directory"), NULL },
44 { "progress", 'p', 0, G_OPTION_ARG_NONE, &progress, N_("Show progress"), NULL },
45 { "interactive", 'i', 0, G_OPTION_ARG_NONE, &interactive, N_("Prompt before overwrite"), NULL },
46 { "preserve", 'p', 0, G_OPTION_ARG_NONE, &preserve, N_("Preserve all attributes"), NULL },
47 { "backup", 'b', 0, G_OPTION_ARG_NONE, &backup, N_("Backup existing destination files"), NULL },
48 { "no-dereference", 'P', 0, G_OPTION_ARG_NONE, &no_dereference, N_("Never follow symbolic links"), NULL },
49 { "default-permissions", 0, 0, G_OPTION_ARG_NONE, &default_permissions, N_("Use default permissions for the destination"), NULL },
50 { NULL }
51 };
52
53 static gint64 start_time;
54 static gint64 previous_time;
55
56 static void
show_progress(goffset current_num_bytes,goffset total_num_bytes,gpointer user_data)57 show_progress (goffset current_num_bytes,
58 goffset total_num_bytes,
59 gpointer user_data)
60 {
61 gint64 tv;
62 char *current_size, *total_size, *rate;
63
64 tv = g_get_monotonic_time ();
65 if (tv - previous_time < (G_USEC_PER_SEC / 5) &&
66 current_num_bytes != total_num_bytes)
67 return;
68
69 current_size = g_format_size (current_num_bytes);
70 total_size = g_format_size (total_num_bytes);
71 rate = g_format_size (current_num_bytes /
72 MAX ((tv - start_time) / G_USEC_PER_SEC, 1));
73 g_print ("\r\033[K");
74 g_print (_("Transferred %s out of %s (%s/s)"), current_size, total_size, rate);
75
76 previous_time = tv;
77
78 g_free (current_size);
79 g_free (total_size);
80 g_free (rate);
81 }
82
83 int
handle_copy(int argc,char * argv[],gboolean do_help)84 handle_copy (int argc, char *argv[], gboolean do_help)
85 {
86 GOptionContext *context;
87 GError *error = NULL;
88 char *param;
89 GFile *source, *dest, *target;
90 gboolean dest_is_dir;
91 char *basename;
92 char *uri;
93 int i;
94 GFileCopyFlags flags;
95 int retval = 0;
96
97 g_set_prgname ("gio copy");
98
99 /* Translators: commandline placeholder */
100 param = g_strdup_printf ("%s… %s", _("SOURCE"), _("DESTINATION"));
101 context = g_option_context_new (param);
102 g_free (param);
103 g_option_context_set_help_enabled (context, FALSE);
104 g_option_context_set_summary (context,
105 _("Copy one or more files from SOURCE to DESTINATION."));
106 g_option_context_set_description (context,
107 _("gio copy is similar to the traditional cp utility, but using GIO\n"
108 "locations instead of local files: for example, you can use something\n"
109 "like smb://server/resource/file.txt as location."));
110 g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
111
112 if (do_help)
113 {
114 show_help (context, NULL);
115 g_option_context_free (context);
116 return 0;
117 }
118
119 if (!g_option_context_parse (context, &argc, &argv, &error))
120 {
121 show_help (context, error->message);
122 g_error_free (error);
123 g_option_context_free (context);
124 return 1;
125 }
126
127 if (argc < 3)
128 {
129 show_help (context, NULL);
130 g_option_context_free (context);
131 return 1;
132 }
133
134 dest = g_file_new_for_commandline_arg (argv[argc - 1]);
135
136 if (no_target_directory && argc > 3)
137 {
138 show_help (context, NULL);
139 g_object_unref (dest);
140 g_option_context_free (context);
141 return 1;
142 }
143
144 dest_is_dir = file_is_dir (dest);
145 if (!dest_is_dir && argc > 3)
146 {
147 char *message;
148
149 message = g_strdup_printf (_("Destination %s is not a directory"), argv[argc - 1]);
150 show_help (context, message);
151 g_free (message);
152 g_object_unref (dest);
153 g_option_context_free (context);
154 return 1;
155 }
156
157 g_option_context_free (context);
158
159 for (i = 1; i < argc - 1; i++)
160 {
161 source = g_file_new_for_commandline_arg (argv[i]);
162 if (dest_is_dir && !no_target_directory)
163 {
164 basename = g_file_get_basename (source);
165 target = g_file_get_child (dest, basename);
166 g_free (basename);
167 }
168 else
169 target = g_object_ref (dest);
170
171 flags = 0;
172 if (backup)
173 flags |= G_FILE_COPY_BACKUP;
174 if (!interactive)
175 flags |= G_FILE_COPY_OVERWRITE;
176 if (no_dereference)
177 flags |= G_FILE_COPY_NOFOLLOW_SYMLINKS;
178 if (preserve)
179 flags |= G_FILE_COPY_ALL_METADATA;
180 if (default_permissions)
181 flags |= G_FILE_COPY_TARGET_DEFAULT_PERMS;
182
183 error = NULL;
184 start_time = g_get_monotonic_time ();
185
186 if (!g_file_copy (source, target, flags, NULL, progress ? show_progress : NULL, NULL, &error))
187 {
188 if (interactive && g_error_matches (error, G_IO_ERROR, G_IO_ERROR_EXISTS))
189 {
190 char line[16];
191
192 g_error_free (error);
193 error = NULL;
194
195 uri = g_file_get_uri (target);
196 g_print (_("%s: overwrite “%s”? "), argv[0], uri);
197 g_free (uri);
198
199 if (fgets (line, sizeof (line), stdin) &&
200 (line[0] == 'y' || line[0] == 'Y'))
201 {
202 flags |= G_FILE_COPY_OVERWRITE;
203 start_time = g_get_monotonic_time ();
204 if (!g_file_copy (source, target, flags, NULL, progress ? show_progress : NULL, NULL, &error))
205 goto copy_failed;
206 }
207 }
208 else
209 {
210 copy_failed:
211 print_file_error (source, error->message);
212 g_error_free (error);
213 retval = 1;
214 }
215 }
216
217 if (progress && retval == 0)
218 g_print ("\n");
219
220 g_object_unref (source);
221 g_object_unref (target);
222 }
223
224 g_object_unref (dest);
225
226 return retval;
227 }
228