| /* -*- mode: C; c-file-style: "gnu" -*- */ |
| /* xdgmimeicon.c: Private file. Datastructure for storing the aliases. |
| * |
| * More info can be found at http://www.freedesktop.org/standards/ |
| * |
| * Copyright (C) 2008 Red Hat, Inc. |
| * |
| * Licensed under the Academic Free License version 2.0 |
| * Or under the following terms: |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include "xdgmimeicon.h" |
| #include "xdgmimeint.h" |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <assert.h> |
| #include <string.h> |
| #include <fnmatch.h> |
| |
| #ifndef FALSE |
| #define FALSE (0) |
| #endif |
| |
| #ifndef TRUE |
| #define TRUE (!FALSE) |
| #endif |
| |
| typedef struct XdgIcon XdgIcon; |
| |
| struct XdgIcon |
| { |
| char *mime_type; |
| char *icon_name; |
| }; |
| |
| struct XdgIconList |
| { |
| struct XdgIcon *icons; |
| int n_icons; |
| }; |
| |
| XdgIconList * |
| _xdg_mime_icon_list_new (void) |
| { |
| XdgIconList *list; |
| |
| list = malloc (sizeof (XdgIconList)); |
| |
| list->icons = NULL; |
| list->n_icons = 0; |
| |
| return list; |
| } |
| |
| void |
| _xdg_mime_icon_list_free (XdgIconList *list) |
| { |
| int i; |
| |
| if (list->icons) |
| { |
| for (i = 0; i < list->n_icons; i++) |
| { |
| free (list->icons[i].mime_type); |
| free (list->icons[i].icon_name); |
| } |
| free (list->icons); |
| } |
| free (list); |
| } |
| |
| static int |
| icon_entry_cmp (const void *v1, const void *v2) |
| { |
| return strcmp (((XdgIcon *)v1)->mime_type, ((XdgIcon *)v2)->mime_type); |
| } |
| |
| const char * |
| _xdg_mime_icon_list_lookup (XdgIconList *list, |
| const char *mime_type) |
| { |
| XdgIcon *entry; |
| XdgIcon key; |
| |
| if (list->n_icons > 0) |
| { |
| key.mime_type = (char *)mime_type; |
| key.icon_name = NULL; |
| |
| entry = bsearch (&key, list->icons, list->n_icons, |
| sizeof (XdgIcon), icon_entry_cmp); |
| if (entry) |
| return entry->icon_name; |
| } |
| |
| return NULL; |
| } |
| |
| void |
| _xdg_mime_icon_read_from_file (XdgIconList *list, |
| const char *file_name) |
| { |
| FILE *file; |
| char line[255]; |
| int alloc; |
| |
| file = fopen (file_name, "r"); |
| |
| if (file == NULL) |
| return; |
| |
| /* FIXME: Not UTF-8 safe. Doesn't work if lines are greater than 255 chars. |
| * Blah */ |
| alloc = list->n_icons + 16; |
| list->icons = realloc (list->icons, alloc * sizeof (XdgIcon)); |
| while (fgets (line, 255, file) != NULL) |
| { |
| char *sep; |
| if (line[0] == '#') |
| continue; |
| |
| sep = strchr (line, ':'); |
| if (sep == NULL) |
| continue; |
| *(sep++) = '\000'; |
| sep[strlen (sep) -1] = '\000'; |
| if (list->n_icons == alloc) |
| { |
| alloc <<= 1; |
| list->icons = realloc (list->icons, |
| alloc * sizeof (XdgIcon)); |
| } |
| list->icons[list->n_icons].mime_type = strdup (line); |
| list->icons[list->n_icons].icon_name = strdup (sep); |
| list->n_icons++; |
| } |
| list->icons = realloc (list->icons, |
| list->n_icons * sizeof (XdgIcon)); |
| |
| fclose (file); |
| |
| if (list->n_icons > 1) |
| qsort (list->icons, list->n_icons, |
| sizeof (XdgIcon), icon_entry_cmp); |
| } |
| |
| #ifdef NOT_USED_IN_GIO |
| |
| void |
| _xdg_mime_icon_list_dump (XdgIconList *list) |
| { |
| int i; |
| |
| if (list->icons) |
| { |
| for (i = 0; i < list->n_icons; i++) |
| { |
| printf ("%s %s\n", |
| list->icons[i].mime_type, |
| list->icons[i].icon_name); |
| } |
| } |
| } |
| |
| #endif |
| |