+++ /dev/null
-/*
- * (SLIK) SimpLIstic sKin functions
- * (C) 2006 John Ellis
- * Copyright (C) 2008 - 2009 The Geeqie Team
- *
- * Author: John Ellis
- *
- * This software is released under the GNU General Public License (GNU GPL).
- * Please read the included file COPYING for more information.
- * This software comes with no warranty of any kind, use at your own risk!
- */
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <pwd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/param.h>
-#include <dirent.h>
-#include <utime.h>
-
-#include <glib.h>
-#include <gtk/gtk.h> /* for locale warning dialog */
-
-#include "main.h"
-#include "ui_fileops.h"
-
-#include "ui_utildlg.h" /* for locale warning dialog */
-
-/*
- *-----------------------------------------------------------------------------
- * generic file information and manipulation routines (public)
- *-----------------------------------------------------------------------------
- */
-
-
-
-void print_term(const gchar *text_utf8)
-{
- gchar *text_l;
-
- text_l = g_locale_from_utf8(text_utf8, -1, NULL, NULL, NULL);
- fputs((text_l) ? text_l : text_utf8, stdout);
- g_free(text_l);
-}
-
-static void encoding_dialog(const gchar *path);
-
-static gboolean encoding_dialog_idle(gpointer data)
-{
- gchar *path = data;
-
- encoding_dialog(path);
- g_free(path);
-
- return FALSE;
-}
-
-static gint encoding_dialog_delay(gpointer data)
-{
- g_idle_add(encoding_dialog_idle, data);
-
- return 0;
-}
-
-static void encoding_dialog(const gchar *path)
-{
- static gboolean warned_user = FALSE;
- GenericDialog *gd;
- GString *string;
- const gchar *lc;
- const gchar *bf;
-
- /* check that gtk is initialized (loop is level > 0) */
- if (gtk_main_level() == 0)
- {
- /* gtk not initialized */
- gtk_init_add(encoding_dialog_delay, g_strdup(path));
- return;
- }
-
- if (warned_user) return;
- warned_user = TRUE;
-
- lc = getenv("LANG");
- bf = getenv("G_BROKEN_FILENAMES");
-
- string = g_string_new("");
- g_string_append(string, _("One or more filenames are not encoded with the preferred locale character set.\n"));
- g_string_append_printf(string, _("Operations on, and display of these files with %s may not succeed.\n"), PACKAGE);
- g_string_append(string, "\n");
- g_string_append(string, _("If your filenames are not encoded in utf-8, try setting the environment variable G_BROKEN_FILENAMES=1\n"));
- if (bf)
- g_string_append_printf(string, _("It appears G_BROKEN_FILENAMES is set to %s\n"), bf);
- else
- g_string_append(string, _("It appears G_BROKEN_FILENAMES is not set\n"));
- g_string_append(string, "\n");
- g_string_append_printf(string, _("The locale appears to be set to \"%s\"\n(set by the LANG environment variable)\n"), (lc) ? lc : "undefined");
- if (lc && (strstr(lc, "UTF-8") || strstr(lc, "utf-8")))
- {
- gchar *name;
- name = g_convert(path, -1, "UTF-8", "ISO-8859-1", NULL, NULL, NULL);
- string = g_string_append(string, _("\nPreferred encoding appears to be UTF-8, however the file:\n"));
- g_string_append_printf(string, "\"%s\"\n", (name) ? name : _("[name not displayable]"));
-
- if (g_utf8_validate(path, -1, NULL))
- g_string_append_printf(string, _("\"%s\" is encoded in valid UTF-8."), (name) ? name : _("[name not displayable]"));
- else
- g_string_append_printf(string, _("\"%s\" is not encoded in valid UTF-8."), (name) ? name : _("[name not displayable]"));
- g_string_append(string, "\n");
- g_free(name);
- }
-
- gd = generic_dialog_new(_("Filename encoding locale mismatch"),
- "locale warning", NULL, TRUE, NULL, NULL);
- generic_dialog_add_button(gd, GTK_STOCK_CLOSE, NULL, NULL, TRUE);
-
- generic_dialog_add_message(gd, GTK_STOCK_DIALOG_WARNING,
- _("Filename encoding locale mismatch"), string->str);
-
- gtk_widget_show(gd->dialog);
-
- g_string_free(string, TRUE);
-}
-
-#if GQ_DEBUG_PATH_UTF8
-gchar *path_to_utf8_debug(const gchar *path, const gchar *file, gint line)
-#else
-gchar *path_to_utf8(const gchar *path)
-#endif
-{
- gchar *utf8;
- GError *error = NULL;
-
- if (!path) return NULL;
-
- utf8 = g_filename_to_utf8(path, -1, NULL, NULL, &error);
- if (error)
- {
-#if GQ_DEBUG_PATH_UTF8
- log_printf("%s:%d: Unable to convert filename to UTF-8:\n%s\n%s\n", file, line, path, error->message);
-#else
- log_printf("Unable to convert filename to UTF-8:\n%s\n%s\n", path, error->message);
-#endif
- g_error_free(error);
- encoding_dialog(path);
- }
- if (!utf8)
- {
- /* just let it through, but bad things may happen */
- utf8 = g_strdup(path);
- }
-
- return utf8;
-}
-
-#if GQ_DEBUG_PATH_UTF8
-gchar *path_from_utf8_debug(const gchar *utf8, const gchar *file, gint line)
-#else
-gchar *path_from_utf8(const gchar *utf8)
-#endif
-{
- gchar *path;
- GError *error = NULL;
-
- if (!utf8) return NULL;
-
- path = g_filename_from_utf8(utf8, -1, NULL, NULL, &error);
- if (error)
- {
-#if GQ_DEBUG_PATH_UTF8
- log_printf("%s:%d: Unable to convert filename to locale from UTF-8:\n%s\n%s\n", file, line, utf8, error->message);
-#else
- log_printf("Unable to convert filename to locale from UTF-8:\n%s\n%s\n", utf8, error->message);
-#endif
- g_error_free(error);
- }
- if (!path)
- {
- /* if invalid UTF-8, text probaby still in original form, so just copy it */
- path = g_strdup(utf8);
- }
-
- return path;
-}
-
-/* first we try the HOME environment var, if that doesn't work, we try g_get_homedir(). */
-const gchar *homedir(void)
-{
- static gchar *home = NULL;
-
- if (!home)
- home = path_to_utf8(getenv("HOME"));
-
- if (!home)
- home = path_to_utf8(g_get_home_dir());
-
- return home;
-}
-
-static gchar *xdg_dir_get(const gchar *key, const gchar *fallback)
-{
- gchar *dir = getenv(key);
-
- if (!dir || dir[0] == '\0')
- {
- return g_build_filename(homedir(), fallback, NULL);
- }
-
- return path_to_utf8(dir);
-}
-
-const gchar *xdg_data_home_get(void)
-{
- static const gchar *xdg_data_home = NULL;
-
- if (xdg_data_home) return xdg_data_home;
-
- xdg_data_home = xdg_dir_get("XDG_DATA_HOME", ".local/share");
-
- return xdg_data_home;
-}
-
-const gchar *xdg_config_home_get(void)
-{
- static const gchar *xdg_config_home = NULL;
-
- if (xdg_config_home) return xdg_config_home;
-
- xdg_config_home = xdg_dir_get("XDG_CONFIG_HOME", ".config");
-
- return xdg_config_home;
-}
-
-const gchar *xdg_cache_home_get(void)
-{
- static const gchar *xdg_cache_home = NULL;
-
- if (xdg_cache_home) return xdg_cache_home;
-
- xdg_cache_home = xdg_dir_get("XDG_CACHE_HOME", ".cache");
-
- return xdg_cache_home;
-}
-
-const gchar *get_rc_dir(void)
-{
- static gchar *rc_dir = NULL;
-
- if (rc_dir) return rc_dir;
-
- if (USE_XDG)
- {
- rc_dir = g_build_filename(xdg_config_home_get(), GQ_APPNAME_LC, NULL);
- }
- else
- {
- rc_dir = g_build_filename(homedir(), GQ_RC_DIR, NULL);
- }
-
- return rc_dir;
-}
-
-const gchar *get_collections_dir(void)
-{
- static gchar *collections_dir = NULL;
-
- if (collections_dir) return collections_dir;
-
- if (USE_XDG)
- {
- collections_dir = g_build_filename(xdg_data_home_get(), GQ_APPNAME_LC, GQ_COLLECTIONS_DIR, NULL);
- }
- else
- {
- collections_dir = g_build_filename(get_rc_dir(), GQ_COLLECTIONS_DIR, NULL);
- }
-
- return collections_dir;
-}
-
-const gchar *get_trash_dir(void)
-{
- static gchar *trash_dir = NULL;
-
- if (trash_dir) return trash_dir;
-
- if (USE_XDG)
- {
- trash_dir = g_build_filename(xdg_data_home_get(), GQ_APPNAME_LC, GQ_TRASH_DIR, NULL);
- }
- else
- {
- trash_dir = g_build_filename(get_rc_dir(), GQ_TRASH_DIR, NULL);
- }
-
- return trash_dir;
-}
-
-gboolean stat_utf8(const gchar *s, struct stat *st)
-{
- gchar *sl;
- gboolean ret;
-
- if (!s) return FALSE;
- sl = path_from_utf8(s);
- ret = (stat(sl, st) == 0);
- g_free(sl);
-
- return ret;
-}
-
-gboolean lstat_utf8(const gchar *s, struct stat *st)
-{
- gchar *sl;
- gboolean ret;
-
- if (!s) return FALSE;
- sl = path_from_utf8(s);
- ret = (lstat(sl, st) == 0);
- g_free(sl);
-
- return ret;
-}
-
-/* extension must contain only ASCII characters */
-gboolean stat_utf8_case_insensitive_ext(GString *base, const gchar *ext, struct stat *st)
-{
- gchar *sl;
- gchar *extl;
- gboolean ret = FALSE;
- gint ext_len;
- gint base_len = strlen(base->str);
-
- g_string_append(base, ext);
- sl = path_from_utf8(base->str);
-
- extl = strrchr(sl, '.');
- if (extl)
- {
- gint i, j;
- extl++; /* the first char after . */
- ext_len = strlen(extl);
-
- for (i = 0; i < (1 << ext_len); i++)
- {
- for (j = 0; j < ext_len; j++)
- {
- if (i & (1 << j))
- extl[j] = g_ascii_toupper(extl[j]);
- else
- extl[j] = g_ascii_tolower(extl[j]);
- }
- ret = (stat(sl, st) == 0);
- if (ret) break;
- }
-
- if (ret)
- {
- /* append the found extension to base */
- base = g_string_truncate(base, base_len);
- extl--;
- g_string_append(base, extl);
- }
- }
- g_free(sl);
-
- return ret;
-}
-
-gboolean isname(const gchar *s)
-{
- struct stat st;
-
- return stat_utf8(s, &st);
-}
-
-gboolean isfile(const gchar *s)
-{
- struct stat st;
-
- return (stat_utf8(s, &st) && S_ISREG(st.st_mode));
-}
-
-gboolean isdir(const gchar *s)
-{
- struct stat st;
-
- return (stat_utf8(s, &st) && S_ISDIR(st.st_mode));
-}
-
-gboolean islink(const gchar *s)
-{
- struct stat st;
-
- return (lstat_utf8(s, &st) && S_ISLNK(st.st_mode));
-}
-
-gint64 filesize(const gchar *s)
-{
- struct stat st;
-
- if (!stat_utf8(s, &st)) return 0;
- return st.st_size;
-}
-
-time_t filetime(const gchar *s)
-{
- struct stat st;
-
- if (!stat_utf8(s, &st)) return 0;
- return st.st_mtime;
-}
-
-gboolean filetime_set(const gchar *s, time_t tval)
-{
- gboolean ret = FALSE;
-
- if (tval > 0)
- {
- struct utimbuf ut;
- gchar *sl;
-
- ut.actime = ut.modtime = tval;
-
- sl = path_from_utf8(s);
- ret = (utime(sl, &ut) == 0);
- g_free(sl);
- }
-
- return ret;
-}
-
-gboolean is_readable_file(const gchar *s)
-{
- if (!s || !s[0] || !isfile(s)) return FALSE;
- return access_file(s, R_OK);
-}
-
-gboolean access_file(const gchar *s, gint mode)
-{
- gchar *sl;
- gint ret;
-
- if (!s || !s[0]) return FALSE;
-
- sl = path_from_utf8(s);
- ret = (access(sl, mode) == 0);
- g_free(sl);
-
- return ret;
-}
-
-gboolean unlink_file(const gchar *s)
-{
- gchar *sl;
- gboolean ret;
-
- if (!s) return FALSE;
-
- sl = path_from_utf8(s);
- ret = (unlink(sl) == 0);
- g_free(sl);
-
- return ret;
-}
-
-gboolean symlink_utf8(const gchar *source, const gchar *target)
-{
- gchar *sl;
- gchar *tl;
- gboolean ret;
-
- if (!source || !target) return FALSE;
-
- sl = path_from_utf8(source);
- tl = path_from_utf8(target);
-
- ret = (symlink(sl, tl) == 0);
-
- g_free(sl);
- g_free(tl);
-
- return ret;
-}
-
-gboolean mkdir_utf8(const gchar *s, gint mode)
-{
- gchar *sl;
- gboolean ret;
-
- if (!s) return FALSE;
-
- sl = path_from_utf8(s);
- ret = (mkdir(sl, mode) == 0);
- g_free(sl);
- return ret;
-}
-
-gboolean rmdir_utf8(const gchar *s)
-{
- gchar *sl;
- gboolean ret;
-
- if (!s) return FALSE;
-
- sl = path_from_utf8(s);
- ret = (rmdir(sl) == 0);
- g_free(sl);
-
- return ret;
-}
-
-gboolean copy_file_attributes(const gchar *s, const gchar *t, gint perms, gint mtime)
-{
- struct stat st;
- gchar *sl, *tl;
- gboolean ret = FALSE;
-
- if (!s || !t) return FALSE;
-
- sl = path_from_utf8(s);
- tl = path_from_utf8(t);
-
- if (stat(sl, &st) == 0)
- {
- struct utimbuf tb;
-
- ret = TRUE;
-
- /* set the dest file attributes to that of source (ignoring errors) */
-
- if (perms && chown(tl, st.st_uid, st.st_gid) < 0) ret = FALSE;
- if (perms && chmod(tl, st.st_mode) < 0) ret = FALSE;
-
- tb.actime = st.st_atime;
- tb.modtime = st.st_mtime;
- if (mtime && utime(tl, &tb) < 0) ret = FALSE;
- }
-
- g_free(sl);
- g_free(tl);
-
- return ret;
-}
-
-/* paths are in filesystem encoding */
-static gboolean hard_linked(const gchar *a, const gchar *b)
-{
- struct stat sta;
- struct stat stb;
-
- if (stat(a, &sta) != 0 || stat(b, &stb) != 0) return FALSE;
-
- return (sta.st_dev == stb.st_dev &&
- sta.st_ino == stb.st_ino);
-}
-
-gboolean copy_file(const gchar *s, const gchar *t)
-{
- FILE *fi = NULL;
- FILE *fo = NULL;
- gchar *sl, *tl;
- gchar buf[4096];
- size_t b;
-
- sl = path_from_utf8(s);
- tl = path_from_utf8(t);
-
- if (hard_linked(sl, tl))
- {
- g_free(sl);
- g_free(tl);
- return TRUE;
- }
-
- fi = fopen(sl, "rb");
- if (fi)
- {
- fo = fopen(tl, "wb");
- if (!fo)
- {
- fclose(fi);
- fi = NULL;
- }
- }
-
- g_free(sl);
- g_free(tl);
-
- if (!fi || !fo) return FALSE;
-
- while ((b = fread(buf, sizeof(gchar), sizeof(buf), fi)) && b != 0)
- {
- if (fwrite(buf, sizeof(gchar), b, fo) != b)
- {
- fclose(fi);
- fclose(fo);
- return FALSE;
- }
- }
-
- fclose(fi);
- fclose(fo);
-
- copy_file_attributes(s, t, TRUE, TRUE);
-
- return TRUE;
-}
-
-gboolean move_file(const gchar *s, const gchar *t)
-{
- gchar *sl, *tl;
- gboolean ret = TRUE;
-
- if (!s || !t) return FALSE;
-
- sl = path_from_utf8(s);
- tl = path_from_utf8(t);
- if (rename(sl, tl) < 0)
- {
- /* this may have failed because moving a file across filesystems
- was attempted, so try copy and delete instead */
- if (copy_file(s, t))
- {
- if (unlink(sl) < 0)
- {
- /* err, now we can't delete the source file so return FALSE */
- ret = FALSE;
- }
- }
- else
- {
- ret = FALSE;
- }
- }
- g_free(sl);
- g_free(tl);
-
- return ret;
-}
-
-gboolean rename_file(const gchar *s, const gchar *t)
-{
- gchar *sl, *tl;
- gboolean ret;
-
- if (!s || !t) return FALSE;
-
- sl = path_from_utf8(s);
- tl = path_from_utf8(t);
- ret = (rename(sl, tl) == 0);
- g_free(sl);
- g_free(tl);
-
- return ret;
-}
-
-gchar *get_current_dir(void)
-{
- gchar *pathl;
- gchar *path8;
-
- pathl = g_get_current_dir();
- path8 = path_to_utf8(pathl);
- g_free(pathl);
-
- return path8;
-}
-
-void string_list_free(GList *list)
-{
- g_list_foreach(list, (GFunc)g_free, NULL);
- g_list_free(list);
-}
-
-GList *string_list_copy(const GList *list)
-{
- GList *new_list = NULL;
- GList *work = (GList *) list;
-
- while (work)
- {
- gchar *path;
-
- path = work->data;
- work = work->next;
-
- new_list = g_list_prepend(new_list, g_strdup(path));
- }
-
- return g_list_reverse(new_list);
-}
-
-gchar *unique_filename(const gchar *path, const gchar *ext, const gchar *divider, gboolean pad)
-{
- gchar *unique;
- gint n = 1;
-
- if (!ext) ext = "";
- if (!divider) divider = "";
-
- unique = g_strconcat(path, ext, NULL);
- while (isname(unique))
- {
- g_free(unique);
- if (pad)
- {
- unique = g_strdup_printf("%s%s%03d%s", path, divider, n, ext);
- }
- else
- {
- unique = g_strdup_printf("%s%s%d%s", path, divider, n, ext);
- }
- n++;
- if (n > 999)
- {
- /* well, we tried */
- g_free(unique);
- return NULL;
- }
- }
-
- return unique;
-}
-
-gchar *unique_filename_simple(const gchar *path)
-{
- gchar *unique;
- const gchar *name;
- const gchar *ext;
-
- if (!path) return NULL;
-
- name = filename_from_path(path);
- if (!name) return NULL;
-
- ext = extension_from_path(name);
-
- if (!ext)
- {
- unique = unique_filename(path, NULL, "_", TRUE);
- }
- else
- {
- gchar *base;
-
- base = remove_extension_from_path(path);
- unique = unique_filename(base, ext, "_", TRUE);
- g_free(base);
- }
-
- return unique;
-}
-
-const gchar *filename_from_path(const gchar *path)
-{
- const gchar *base;
-
- if (!path) return NULL;
-
- base = strrchr(path, G_DIR_SEPARATOR);
- if (base) return base + 1;
-
- return path;
-}
-
-gchar *remove_level_from_path(const gchar *path)
-{
- gint p = 0, n = -1;
-
- if (!path) return NULL;
-
- while (path[p])
- {
- if (path[p] == G_DIR_SEPARATOR) n = p;
- p++;
- }
- if (n <= 0) n++;
-
- return g_strndup(path, (gsize) n);
-}
-
-const gchar *extension_from_path(const gchar *path)
-{
- if (!path) return NULL;
- return strrchr(path, '.');
-}
-
-gboolean file_extension_match(const gchar *path, const gchar *ext)
-{
- gint p;
- gint e;
-
- if (!path) return FALSE;
- if (!ext) return TRUE;
-
- p = strlen(path);
- e = strlen(ext);
-
- /* FIXME: utf8 */
- return (p > e && g_ascii_strncasecmp(path + p - e, ext, e) == 0);
-}
-
-gchar *remove_extension_from_path(const gchar *path)
-{
- gint p = 0, n = -1;
-
- if (!path) return NULL;
-
- while (path[p])
- {
- if (path[p] == '.') n = p;
- p++;
- }
- if (n < 0) n = p;
-
- return g_strndup(path, (gsize) n);
-}
-
-void parse_out_relatives(gchar *path)
-{
- gint s, t;
-
- if (!path) return;
-
- s = t = 0;
-
- while (path[s] != '\0')
- {
- if (path[s] == G_DIR_SEPARATOR && path[s+1] == '.')
- {
- /* /. occurence, let's see more */
- gint p = s + 2;
-
- if (path[p] == G_DIR_SEPARATOR || path[p] == '\0')
- {
- /* /./ or /., just skip this part */
- s = p;
- continue;
- }
- else if (path[p] == '.' && (path[p+1] == G_DIR_SEPARATOR || path[p+1] == '\0'))
- {
- /* /../ or /.., remove previous part, ie. /a/b/../ becomes /a/ */
- s = p + 1;
- if (t > 0) t--;
- while (path[t] != G_DIR_SEPARATOR && t > 0) t--;
- continue;
- }
- }
-
- if (s != t) path[t] = path[s];
- t++;
- s++;
- }
-
- if (t == 0 && path[t] == G_DIR_SEPARATOR) t++;
- if (t > 1 && path[t-1] == G_DIR_SEPARATOR) t--;
- path[t] = '\0';
-}
-
-gboolean file_in_path(const gchar *name)
-{
- gchar *path;
- gchar *namel;
- gint p, l;
- gboolean ret = FALSE;
-
- if (!name) return FALSE;
- path = g_strdup(getenv("PATH"));
- if (!path) return FALSE;
- namel = path_from_utf8(name);
-
- p = 0;
- l = strlen(path);
- while (p < l && !ret)
- {
- gchar *f;
- gint e = p;
- while (path[e] != ':' && path[e] != '\0') e++;
- path[e] = '\0';
- e++;
- f = g_build_filename(path + p, namel, NULL);
- if (isfile(f)) ret = TRUE;
- g_free(f);
- p = e;
- }
- g_free(namel);
- g_free(path);
-
- return ret;
-}
-
-gboolean recursive_mkdir_if_not_exists(const gchar *path, mode_t mode)
-{
- if (!path) return FALSE;
-
- if (!isdir(path))
- {
- gchar *npath = g_strdup(path);
- gchar *p = npath;
-
- while (p[0] != '\0')
- {
- p++;
- if (p[0] == G_DIR_SEPARATOR || p[0] == '\0')
- {
- gboolean end = TRUE;
-
- if (p[0] != '\0')
- {
- p[0] = '\0';
- end = FALSE;
- }
-
- if (!isdir(npath))
- {
- DEBUG_1("creating sub dir:%s", npath);
- if (!mkdir_utf8(npath, mode))
- {
- log_printf("create dir failed: %s\n", npath);
- g_free(npath);
- return FALSE;
- }
- }
-
- if (!end) p[0] = G_DIR_SEPARATOR;
- }
- }
- g_free(npath);
- }
-
- return TRUE;
-}
-
-
-
-/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */
projects / geeqie.git / blobdiff