2 * Copyright (C) 2008 - 2016 The Geeqie Team
4 * Authors: Vladimir Nadvornik, Laurent Monin
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 #include "ui_fileops.h"
28 gdouble get_zoom_increment(void)
30 return ((options->image.zoom_increment != 0) ? (gdouble)options->image.zoom_increment / 100.0 : 1.0);
33 gchar *utf8_validate_or_convert(const gchar *text)
37 if (!text) return NULL;
40 if (!g_utf8_validate(text, len, NULL))
41 return g_convert(text, len, "UTF-8", "ISO-8859-1", NULL, NULL, NULL);
43 return g_strdup(text);
46 gint utf8_compare(const gchar *s1, const gchar *s2, gboolean case_sensitive)
48 gchar *s1_key, *s2_key;
52 g_assert(g_utf8_validate(s1, -1, NULL));
53 g_assert(g_utf8_validate(s2, -1, NULL));
57 s1_t = g_utf8_casefold(s1, -1);
58 s2_t = g_utf8_casefold(s2, -1);
66 s1_key = g_utf8_collate_key(s1_t, -1);
67 s2_key = g_utf8_collate_key(s2_t, -1);
69 ret = strcmp(s1_key, s2_key);
83 /* Borrowed from gtkfilesystemunix.c */
84 gchar *expand_tilde(const gchar *filename)
87 return g_strdup(filename);
93 if (filename[0] != '~')
94 return g_strdup(filename);
96 notilde = filename + 1;
97 slash = strchr(notilde, G_DIR_SEPARATOR);
98 if (slash == notilde || !*notilde)
100 home = g_get_home_dir();
102 return g_strdup(filename);
107 struct passwd *passwd;
110 username = g_strndup(notilde, slash - notilde);
112 username = g_strdup(notilde);
114 passwd = getpwnam(username);
118 return g_strdup(filename);
120 home = passwd->pw_dir;
124 return g_build_filename(home, G_DIR_SEPARATOR_S, slash + 1, NULL);
126 return g_build_filename(home, G_DIR_SEPARATOR_S, NULL);
130 /* Search for latitude/longitude parameters in a string
133 #define GEOCODE_NAME "geocode-parameters.awk"
136 gchar *decode_geo_script(const gchar *path_dir, const gchar *input_text)
139 gchar *path = g_build_filename(path_dir, GEOCODE_NAME, NULL);
140 gchar *cmd = g_strconcat("echo \'", input_text, "\' | awk -f ", path, NULL);
142 if (g_file_test(path, G_FILE_TEST_EXISTS))
147 if ((fp = popen(cmd, "r")) == NULL)
149 message = g_strconcat("Error: opening pipe\n", input_text, NULL);
153 while (fgets(buf, BUFSIZE, fp))
155 DEBUG_1("Output: %s", buf);
158 message = g_strconcat(buf, NULL);
162 message = g_strconcat("Error: Command not found or exited with error status\n", input_text, NULL);
168 message = g_strconcat(input_text, NULL);
176 gchar *decode_geo_parameters(const gchar *input_text)
181 message = decode_geo_script(gq_bin_dir, input_text);
182 if (strstr(message, "Error"))
185 dir = g_build_filename(get_rc_dir(), "applications", NULL);
186 message = decode_geo_script(dir, input_text);
193 /* Run a command like system() but may output debug messages. */
194 int runcmd(gchar *cmd)
200 /* For debugging purposes */
204 DEBUG_1("Running command: %s", cmd);
206 in = popen(cmd, "r");
213 while (fgets(buf, sizeof(buf), in) != NULL )
215 DEBUG_1("Output: %s", buf);
220 if (WIFEXITED(status))
222 msg = "Command terminated with exit code";
223 retval = WEXITSTATUS(status);
225 else if (WIFSIGNALED(status))
227 msg = "Command was killed by signal";
228 retval = WTERMSIG(status);
232 msg = "pclose() returned";
236 DEBUG_1("%s : %d\n", msg, retval);
244 * @brief Returns integer representing first_day_of_week
245 * @returns Integer in range 1 to 7
247 * Uses current locale to get first day of week.
248 * If _NL_TIME_FIRST_WEEKDAY is not available, ISO 8601
249 * states first day of week is Monday.
250 * USA, Mexico and Canada (and others) use Sunday as first day of week.
254 gint date_get_first_day_of_week()
256 #ifdef HAVE__NL_TIME_FIRST_WEEKDAY
257 return nl_langinfo(_NL_TIME_FIRST_WEEKDAY)[0];
260 gchar *current_locale;
262 current_locale = setlocale(LC_ALL, NULL);
263 dot = strstr(current_locale, ".");
264 if ((strncmp(dot - 2, "US", 2) == 0) || (strncmp(dot - 2, "MX", 2) == 0) || (strncmp(dot - 2, "CA", 2) == 0))
276 * @brief Get an abbreviated day name from locale
277 * @param day Integer in range 1 to 7, representing day of week
278 * @returns String containing abbreviated day name
280 * Uses current locale to get day name
283 * Result must be freed
285 gchar *date_get_abbreviated_day_name(gint day)
292 abday = g_strdup(nl_langinfo(ABDAY_1));
295 abday = g_strdup(nl_langinfo(ABDAY_2));
298 abday = g_strdup(nl_langinfo(ABDAY_3));
301 abday = g_strdup(nl_langinfo(ABDAY_4));
304 abday = g_strdup(nl_langinfo(ABDAY_5));
307 abday = g_strdup(nl_langinfo(ABDAY_6));
310 abday = g_strdup(nl_langinfo(ABDAY_7));
317 gchar *convert_rating_to_stars(gint rating)
320 GString *str = g_string_new(NULL);
324 str = g_string_append_unichar(str, options->star_rating.rejected);
325 ret = g_strdup(str->str);
326 g_string_free(str, TRUE);
328 else if (rating > 0 && rating < 6)
332 str = g_string_append_unichar(str, options->star_rating.star);
335 ret = g_strdup(str->str);
336 g_string_free(str, TRUE);
346 gchar *get_symbolic_link(const gchar *path_utf8)
350 gchar *ret = g_strdup("");
352 sl = path_from_utf8(path_utf8);
354 if (lstat(sl, &st) == 0 && S_ISLNK(st.st_mode))
359 buf = g_malloc(st.st_size + 1);
360 l = readlink(sl, buf, st.st_size);
379 gint get_cpu_cores(void)
381 FILE *cpuinfo = fopen("/proc/cpuinfo", "rb");
385 gchar *siblings_line;
388 while(getline(&arg, &size, cpuinfo) != -1)
390 siblings_line = g_strrstr(arg, "siblings");
393 siblings_str = g_strrstr(siblings_line, ":");
396 cores = g_ascii_strtoll(siblings_str + 1, NULL, 0);
406 void tree_path_free_wrapper(void *data, void *useradata)
408 gtk_tree_path_free(data);
411 /* Copied from the libarchive .repo. examples */
414 gchar *open_archive(FileData *fd)
422 #include <archive_entry.h>
424 static void errmsg(const char *);
425 static gboolean extract(const char *filename, int do_extract, int flags);
426 static int copy_data(struct archive *, struct archive *);
427 static void msg(const char *);
428 static int verbose = 0;
430 gchar *open_archive(FileData *fd)
434 gchar *destination_dir;
437 destination_dir = g_build_filename(g_get_tmp_dir(), GQ_ARCHIVE_DIR, instance_identifier, fd->path, NULL);
439 recursive_mkdir_if_not_exists(destination_dir, 0755);
441 current_dir = g_get_current_dir();
442 chdir(destination_dir);
444 flags = ARCHIVE_EXTRACT_TIME;
445 success = extract(fd->path, 1, flags);
452 g_free(destination_dir);
453 destination_dir = NULL;
456 return destination_dir;
459 static gboolean extract(const char *filename, int do_extract, int flags)
463 struct archive_entry *entry;
466 a = archive_read_new();
467 ext = archive_write_disk_new();
468 archive_write_disk_set_options(ext, flags);
469 archive_write_disk_set_standard_lookup(ext);
470 archive_read_support_filter_all(a);
471 archive_read_support_format_all(a);
473 if (filename != NULL && strcmp(filename, "-") == 0)
477 if ((r = archive_read_open_filename(a, filename, 10240)))
479 errmsg(archive_error_string(a));
487 r = archive_read_next_header(a, &entry);
488 if (r == ARCHIVE_EOF)
494 errmsg(archive_error_string(a));
498 if (verbose && do_extract)
502 if (verbose || !do_extract)
504 msg(archive_entry_pathname(entry));
510 r = archive_write_header(ext, entry);
513 errmsg(archive_error_string(a));
518 r = copy_data(a, ext);
530 archive_read_close(a);
531 archive_read_free(a);
533 archive_write_close(ext);
534 archive_write_free(ext);
538 static int copy_data(struct archive *ar, struct archive *aw)
547 r = archive_read_data_block(ar, &buff, &size, &offset);
548 if (r == ARCHIVE_EOF)
552 errmsg(archive_error_string(ar));
555 r = archive_write_data_block(aw, buff, size, offset);
558 errmsg(archive_error_string(ar));
564 static void msg(const char *m)
566 log_printf("%s \n", m);
569 static void errmsg(const char *m)
573 m = "Error: No error description provided.\n";
575 log_printf("%s \n", m);
578 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */