diff options
Diffstat (limited to 'vfs-methods/themus/theme-method.c')
| -rw-r--r-- | vfs-methods/themus/theme-method.c | 719 |
1 files changed, 0 insertions, 719 deletions
diff --git a/vfs-methods/themus/theme-method.c b/vfs-methods/themus/theme-method.c deleted file mode 100644 index 5c4a6ed81..000000000 --- a/vfs-methods/themus/theme-method.c +++ /dev/null @@ -1,719 +0,0 @@ -/* -*- mode: C; c-basic-offset: 4 -*- - * themus - utilities for GNOME themes - * Copyright (C) 2003 Andrew Sobala <aes@gnome.org> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation; either - * version 2.1 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 - * General Public License for more details. - * - * You should have received a copy of the GNU General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -*/ - -#include <string.h> -#include <errno.h> -#include <sys/stat.h> -#include <sys/types.h> -#include <libintl.h> - -#include <glib/gi18n.h> -#include <libgnomevfs/gnome-vfs.h> -#include <libgnomevfs/gnome-vfs-cancellable-ops.h> -#include <libgnomevfs/gnome-vfs-module.h> - -#include <gnome-theme-info.h> - -#define THEME_METHOD_DIRECTORY DIRECTORY_DIR "/theme-method.directory" - -/* this is from gnome-vfs-monitor-private.h */ -void gnome_vfs_monitor_callback (GnomeVFSMethodHandle *method_handle, - GnomeVFSURI *info_uri, - GnomeVFSMonitorEventType event_type); - -static void invoke_monitors(gchar *uri, gpointer data); - - -/* cc cut-paste */ -static gboolean -transfer_done_targz_idle_cb (gpointer data) -{ - int status; - gchar *command; - gchar *path = data; - - /* this should be something more clever and nonblocking */ - command = g_strdup_printf ("sh -c 'cd \"%s/.themes\"; gzip -d -c < \"%s\" | tar xf -'", - g_get_home_dir (), path); - if (g_spawn_command_line_sync (command, NULL, NULL, &status, NULL) && status == 0) - gnome_vfs_unlink (path); - g_free (command); - g_free (path); - - return FALSE; -} - -static gboolean -transfer_done_tarbz2_idle_cb (gpointer data) -{ - int status; - gchar *command; - gchar *path = data; - - /* this should be something more clever and nonblocking */ - command = g_strdup_printf ("sh -c 'cd \"%s/.themes\"; bzip2 -d -c < \"%s\" | tar xf -'", - g_get_home_dir (), path); - if (g_spawn_command_line_sync (command, NULL, NULL, &status, NULL) && status == 0) - gnome_vfs_unlink (path); - g_free (command); - g_free (path); - - return FALSE; -} -/* end cut-paste*/ - -static gchar * -get_path_from_uri (GnomeVFSURI const *uri) -{ - gchar *path; - gint len; - - path = gnome_vfs_unescape_string (uri->text, - G_DIR_SEPARATOR_S); - - if (path == NULL) { - return NULL; - } - - if (path[0] != G_DIR_SEPARATOR) { - g_free (path); - return NULL; - } - - len = strlen(path); - if (path[len-1] == G_DIR_SEPARATOR) path[len-1] = '\0'; - - return path; -} - -static GnomeVFSURI * -create_local_uri(const GnomeVFSURI *orig_uri) -{ - gchar *themedir, *themedir_escaped, *basename; - GnomeVFSURI *themedir_uri, *new_uri; - - /* make sure ~/.themes exists ... */ - themedir = g_strconcat(g_get_home_dir(), G_DIR_SEPARATOR_S, ".themes",NULL); - if (mkdir(themedir, 0755) && errno != EEXIST) { - g_free(themedir); - return NULL; - } - /* get URI */ - themedir_escaped = gnome_vfs_get_uri_from_local_path(themedir); - g_free(themedir); - themedir_uri = gnome_vfs_uri_new(themedir_escaped); - g_free(themedir_escaped); - - basename = gnome_vfs_uri_extract_short_name(orig_uri); - new_uri = gnome_vfs_uri_append_file_name(themedir_uri, basename); - g_free(basename); - gnome_vfs_uri_unref(themedir_uri); - return new_uri; -} - -static gint -theme_meta_info_sort_func (GnomeThemeMetaInfo *a, GnomeThemeMetaInfo *b) -{ - return strcmp (a->readable_name, b->readable_name); -} - -static GnomeThemeMetaInfo* -theme_meta_info_find (GnomeVFSURI *uri) -{ - GList *theme; - gchar *path; - - path = get_path_from_uri (uri); - for (theme = gnome_theme_meta_info_find_all (); theme != NULL; - theme=theme->next) - if (!strcmp ( g_strconcat ("/", - ((GnomeThemeMetaInfo*)(theme->data))->readable_name, NULL), - path)) - { - g_free (path); - return ((GnomeThemeMetaInfo*)(theme->data)); - } - - g_free (path); - return NULL; -} - -static GnomeVFSResult -fill_info_struct (GnomeVFSFileInfo *file_info, GnomeVFSFileInfoOptions options, -GnomeThemeMetaInfo *theme) -{ - GnomeVFSURI *theme_uri; - GnomeVFSFileInfo *info; - GnomeVFSResult result; - - theme_uri = gnome_vfs_uri_new (theme->path); - info = gnome_vfs_file_info_new (); - result = gnome_vfs_get_file_info_uri (theme_uri, info, options); - if (result == GNOME_VFS_OK) - { - g_free(file_info->name); - file_info->name = g_strdup (theme->readable_name); - - file_info->uid = info->uid; - file_info->gid = info->gid; - - g_free (file_info->mime_type); - file_info->mime_type = g_strdup ("application/x-gnome-theme-installed"); - file_info->valid_fields |= - GNOME_VFS_FILE_INFO_FIELDS_MIME_TYPE; - - file_info->type = GNOME_VFS_FILE_TYPE_REGULAR; - file_info->valid_fields |= - GNOME_VFS_FILE_INFO_FIELDS_TYPE; - - if (info->valid_fields || GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS) - { - file_info->permissions = info->permissions; - file_info->valid_fields |= - GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS; - } - - if (info->valid_fields || GNOME_VFS_FILE_INFO_FIELDS_ATIME) - { - file_info->atime = info->atime; - file_info->valid_fields |= - GNOME_VFS_FILE_INFO_FIELDS_ATIME; - } - - if (info->valid_fields || GNOME_VFS_FILE_INFO_FIELDS_CTIME) - { - file_info->ctime = info->ctime; - file_info->valid_fields |= - GNOME_VFS_FILE_INFO_FIELDS_CTIME; - } - - if (info->valid_fields || GNOME_VFS_FILE_INFO_FIELDS_SIZE) - { - file_info->size = info->size; - file_info->valid_fields |= - GNOME_VFS_FILE_INFO_FIELDS_SIZE; - } - - gnome_vfs_uri_unref (theme_uri); - gnome_vfs_file_info_unref (info); - } - - return result; -} - -typedef struct _ThemeHandle ThemeHandle; -struct _ThemeHandle { - GnomeVFSMethodHandle *handle; - - /* if we're listing themes.... */ - GList *theme; - GnomeVFSFileInfoOptions options; - gboolean seen_dotdirectory; - - /* if we're doing a file.... */ - gchar *uri; /* the real URI */ -}; - -/* -- VFS method -- */ - -static GnomeVFSResult -do_open_directory(GnomeVFSMethod *method, - GnomeVFSMethodHandle **method_handle, - GnomeVFSURI *uri, - GnomeVFSFileInfoOptions options, - GnomeVFSContext *context) -{ - gchar* path; - ThemeHandle *handle; - path = get_path_from_uri (uri); - if (!strcmp (path, "")) - { - handle = g_new0(ThemeHandle, 1); - handle->handle = (GnomeVFSMethodHandle *) method_handle; - handle->theme = gnome_theme_meta_info_find_all (); - handle->theme = g_list_sort (handle->theme, - (GCompareFunc)theme_meta_info_sort_func); - handle->options = options; - handle->seen_dotdirectory = FALSE; - *method_handle = (GnomeVFSMethodHandle *)handle; - g_free (path); - return GNOME_VFS_OK; - } - else { - g_free (path); - return GNOME_VFS_ERROR_NOT_FOUND; - } -} - -static GnomeVFSResult -do_close_directory(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle, - GnomeVFSContext *context) -{ - g_free ((ThemeHandle*)method_handle); - return GNOME_VFS_OK; -} - -static GnomeVFSResult -do_read_directory(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle, - GnomeVFSFileInfo *file_info, - GnomeVFSContext *context) -{ - GList *theme; - theme = ((ThemeHandle*)(method_handle))->theme; - - if (!((ThemeHandle*)(method_handle))->seen_dotdirectory) - { - g_free (file_info->name); - file_info->name = g_strdup (".directory"); - file_info->type = GNOME_VFS_FILE_TYPE_REGULAR; - file_info->valid_fields |= GNOME_VFS_FILE_INFO_FIELDS_TYPE; - file_info->mime_type = g_strdup("application/x-gnome-app-info"); - file_info->valid_fields |= GNOME_VFS_FILE_INFO_FIELDS_MIME_TYPE; - file_info->permissions = GNOME_VFS_PERM_USER_ALL | - GNOME_VFS_PERM_GROUP_READ | - GNOME_VFS_PERM_OTHER_READ; - file_info->valid_fields |= GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS; - ((ThemeHandle*)(method_handle))->seen_dotdirectory = TRUE; - return GNOME_VFS_OK; - } - - if (theme == NULL) - { - return GNOME_VFS_ERROR_EOF; - } - - fill_info_struct (file_info, 0, (GnomeThemeMetaInfo*)(theme->data)); - - ((ThemeHandle*)(method_handle))->theme = ((ThemeHandle*)(method_handle))->theme->next; - return GNOME_VFS_OK; -} - -/* -------- handling of file objects -------- */ - -static GnomeVFSResult -do_open(GnomeVFSMethod *method, - GnomeVFSMethodHandle **method_handle, - GnomeVFSURI *uri, - GnomeVFSOpenMode mode, - GnomeVFSContext *context) -{ - gchar *path; - GnomeVFSResult result; - GnomeThemeMetaInfo *theme; - GnomeVFSURI *theme_uri; - ThemeHandle *handle; - - path = get_path_from_uri(uri); - - if (!path) { - return GNOME_VFS_ERROR_INVALID_URI; - } - - if (path[0] == '\0') - { - g_free (path); - return GNOME_VFS_ERROR_IS_DIRECTORY; - } - - /* FIXME: ro check */ - - /* handle the .directory file */ - if (!strcmp(path, "/.directory")) { - GnomeVFSURI *uri; - - uri = gnome_vfs_uri_new(THEME_METHOD_DIRECTORY); - result = gnome_vfs_open_uri_cancellable( - (GnomeVFSHandle **)method_handle, uri, mode, context); - - handle = g_new0(ThemeHandle, 1); - handle->handle = *method_handle; - *method_handle = (GnomeVFSMethodHandle *) handle; - - g_free (path); - gnome_vfs_uri_unref(uri); - return result; - } - - g_free (path); - - theme = theme_meta_info_find (uri); - if (theme) - { - theme_uri = gnome_vfs_uri_new (theme->path); - result = gnome_vfs_open_uri_cancellable( - (GnomeVFSHandle **)method_handle, theme_uri, mode, context); - - handle = g_new0(ThemeHandle, 1); - handle->handle = *method_handle; - handle->uri = gnome_vfs_uri_to_string (theme_uri, - GNOME_VFS_URI_HIDE_TOPLEVEL_METHOD); - *method_handle = (GnomeVFSMethodHandle *) handle; - - gnome_vfs_uri_unref (theme_uri); - return result; - } - else - return GNOME_VFS_ERROR_NOT_FOUND; -} - -static GnomeVFSResult -do_create(GnomeVFSMethod *method, - GnomeVFSMethodHandle **method_handle, - GnomeVFSURI *uri, - GnomeVFSOpenMode mode, - gboolean exclusive, - guint perm, - GnomeVFSContext *context) -{ - GnomeVFSResult result; - GnomeVFSURI *new_uri; - ThemeHandle *handle; - - new_uri = create_local_uri(uri); - if (!new_uri) - return gnome_vfs_result_from_errno(); - - result = gnome_vfs_create_uri_cancellable((GnomeVFSHandle **)method_handle, - new_uri, mode, exclusive, perm, - context); - - handle = g_new0 (ThemeHandle, 1); - handle->uri = gnome_vfs_uri_to_string (new_uri, - GNOME_VFS_URI_HIDE_TOPLEVEL_METHOD); - handle->handle = *method_handle; - *method_handle = (GnomeVFSMethodHandle*) handle; - - gnome_vfs_uri_unref(new_uri); - - return result; -} - - -static GnomeVFSResult -do_close(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle, - GnomeVFSContext *context) -{ - GnomeVFSResult result; - gchar* path = NULL; - gint len; - - path = ((ThemeHandle*) method_handle)->uri; - result = gnome_vfs_close_cancellable ((GnomeVFSHandle*)(((ThemeHandle*)(method_handle))->handle), context); - g_free (method_handle); - - if (result != GNOME_VFS_OK) - return result; - - if (path) { - len = strlen (path); - if (path && len > 7 && !strcmp (path + len - 7, ".tar.gz")) - transfer_done_targz_idle_cb (path); - if (path && len > 8 && !strcmp (path + len - 8, ".tar.bz2")) - transfer_done_tarbz2_idle_cb (path); - - invoke_monitors ("themes:///", NULL); - } - - return result; - -} - -static GnomeVFSResult -do_read(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle, - gpointer buffer, - GnomeVFSFileSize bytes, - GnomeVFSFileSize *bytes_read, - GnomeVFSContext *context) -{ - return gnome_vfs_read_cancellable( - (GnomeVFSHandle*)(((ThemeHandle*)(method_handle))->handle), - buffer, bytes, bytes_read, context); -} - -static GnomeVFSResult -do_write(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle, - gconstpointer buffer, - GnomeVFSFileSize bytes, - GnomeVFSFileSize *bytes_written, - GnomeVFSContext *context) -{ - return gnome_vfs_write_cancellable( - (GnomeVFSHandle*)(((ThemeHandle*)(method_handle))->handle), - buffer, bytes, bytes_written, context); -} - -static GnomeVFSResult -do_seek(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle, - GnomeVFSSeekPosition whence, - GnomeVFSFileOffset offset, - GnomeVFSContext *context) -{ - return gnome_vfs_seek_cancellable( - (GnomeVFSHandle*)(((ThemeHandle*)(method_handle))->handle), - whence, offset, context); -} - -static GnomeVFSResult -do_tell(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle, - GnomeVFSFileOffset *offset_return) -{ - return gnome_vfs_tell( - (GnomeVFSHandle*)(((ThemeHandle*)(method_handle))->handle), - offset_return); -} - -static GnomeVFSResult -do_get_file_info_from_handle(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle, - GnomeVFSFileInfo *file_info, - GnomeVFSFileInfoOptions options, - GnomeVFSContext *context) -{ - return gnome_vfs_get_file_info_from_handle_cancellable ( - (GnomeVFSHandle*)(((ThemeHandle*)(method_handle))->handle), - file_info, options, context); -} - - -/* -------- file metadata -------- */ - -static GnomeVFSResult -do_get_file_info(GnomeVFSMethod *method, - GnomeVFSURI *uri, - GnomeVFSFileInfo *file_info, - GnomeVFSFileInfoOptions options, - GnomeVFSContext *context) -{ - gchar *path = NULL; - GnomeThemeMetaInfo *theme; - - path = get_path_from_uri(uri); - if (!path) - return GNOME_VFS_ERROR_INVALID_URI; - - /* root directory */ - if (!strcmp(path, "")) { - g_free(file_info->name); - file_info->name = g_strdup(_("Themes")); - - file_info->type = GNOME_VFS_FILE_TYPE_DIRECTORY; - file_info->valid_fields |= GNOME_VFS_FILE_INFO_FIELDS_TYPE; - - g_free(file_info->mime_type); - file_info->mime_type = g_strdup("x-directory/normal"); - file_info->valid_fields |= GNOME_VFS_FILE_INFO_FIELDS_MIME_TYPE; - - file_info->permissions = GNOME_VFS_PERM_USER_READ | - GNOME_VFS_PERM_GROUP_READ | - GNOME_VFS_PERM_OTHER_READ; - file_info->valid_fields |= GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS; - - g_free (path); - return GNOME_VFS_OK; - } - else { - g_free (path); - - theme = theme_meta_info_find (uri); - if (theme) - return fill_info_struct (file_info, options, theme); - } - - return GNOME_VFS_ERROR_INTERNAL; -} - -static gboolean -do_is_local(GnomeVFSMethod *method, - const GnomeVFSURI *uri) -{ - return TRUE; -} - -static GnomeVFSResult -do_unlink(GnomeVFSMethod *method, - GnomeVFSURI *uri, - GnomeVFSContext *context) -{ - /* we can only safely delete the metatheme; subthemes may be in use by other - metathemes */ - - if (!strcmp (gnome_vfs_uri_to_string (uri, GNOME_VFS_URI_HIDE_NONE), - "themes:///.vfs-write.tmp")) - { - return gnome_vfs_unlink (g_strconcat (g_get_home_dir(), - G_DIR_SEPARATOR_S, ".themes", G_DIR_SEPARATOR_S, - ".vfs-write.tmp", NULL)); - /* yuck */ - } - - if (!strcmp (gnome_vfs_uri_get_scheme (uri), "themes")) - { - GnomeThemeMetaInfo *theme; - GnomeVFSResult result; - - theme = theme_meta_info_find (uri); - if (theme) { - result = gnome_vfs_unlink (theme->path); - invoke_monitors (theme->path, NULL); - return result; - } - else - return GNOME_VFS_ERROR_INTERNAL; - } else - return GNOME_VFS_OK; /* FIXME */ -} - - -/* -------- Directory monitor -------- */ - -/* list of monitors attached to themes:/// */ -G_LOCK_DEFINE_STATIC(monitor_list); -static GList *monitor_list = NULL; - -static void -invoke_monitors(gchar *uri, gpointer data) -{ - GList *tmp; - - G_LOCK(monitor_list); - for (tmp = monitor_list; tmp != NULL; tmp = tmp->next) { - GnomeVFSURI *uri = tmp->data; - - gnome_vfs_monitor_callback((GnomeVFSMethodHandle *)uri, uri, - GNOME_VFS_MONITOR_EVENT_CHANGED); - } - G_UNLOCK(monitor_list); -} - -static GnomeVFSResult -do_monitor_add(GnomeVFSMethod *method, - GnomeVFSMethodHandle **method_handle, - GnomeVFSURI *uri, - GnomeVFSMonitorType monitor_type) -{ - char *path = NULL; - GnomeVFSURI *new_uri; - GnomeVFSResult result; - - path = get_path_from_uri(uri); - if (!path) /* invalid path */ - result = GNOME_VFS_ERROR_INVALID_URI; - else - { - - if (path[0] == '\0' && monitor_type == GNOME_VFS_MONITOR_DIRECTORY) { - /* it is a directory monitor on themes:/// */ - new_uri = gnome_vfs_uri_dup(uri); - *method_handle = (GnomeVFSMethodHandle *)new_uri; - G_LOCK(monitor_list); - monitor_list = g_list_prepend(monitor_list, new_uri); - G_UNLOCK(monitor_list); - result = GNOME_VFS_OK; - } - else if (path[0] == '\0' && monitor_type != GNOME_VFS_MONITOR_DIRECTORY) - result = GNOME_VFS_ERROR_NOT_SUPPORTED; - else { - /* it is a theme monitor */ - result = GNOME_VFS_ERROR_NOT_SUPPORTED; /* though it should be */ - } - } - - g_free(path); - return result; -} - -static GnomeVFSResult -do_monitor_cancel(GnomeVFSMethod *method, - GnomeVFSMethodHandle *method_handle) -{ - GnomeVFSURI *uri; - - uri = (GnomeVFSURI *)method_handle; - G_LOCK(monitor_list); - monitor_list = g_list_remove(monitor_list, uri); - G_UNLOCK(monitor_list); - gnome_vfs_uri_unref(uri); - return GNOME_VFS_OK; -} - -/* -- method externs -- */ - -static GnomeVFSMethod method = { - sizeof(GnomeVFSMethod), - - do_open, - do_create, - do_close, - do_read, - do_write, - do_seek, - do_tell, - - NULL, - - do_open_directory, - do_close_directory, - do_read_directory, - do_get_file_info, - do_get_file_info_from_handle, - do_is_local, - - NULL, - NULL, - NULL, - - do_unlink, - - NULL, - NULL, - NULL, - NULL, - NULL, - - do_monitor_add, - do_monitor_cancel, - - NULL -}; - -GnomeVFSMethod* -vfs_module_init (const char *method_name, const char *args) -{ - gnome_theme_init (NULL); - if (!strcmp (method_name, "themes")) - { - gnome_theme_info_register_theme_change ((GFunc)invoke_monitors, NULL); - return &method; - } - else - return NULL; -} - -void -vfs_module_shutdown (GnomeVFSMethod* method) -{ - -} |