diff options
Diffstat (limited to 'abs/chroot-devel/pcmanfm/vfs-file-info.c')
| -rw-r--r-- | abs/chroot-devel/pcmanfm/vfs-file-info.c | 699 |
1 files changed, 0 insertions, 699 deletions
diff --git a/abs/chroot-devel/pcmanfm/vfs-file-info.c b/abs/chroot-devel/pcmanfm/vfs-file-info.c deleted file mode 100644 index a397893..0000000 --- a/abs/chroot-devel/pcmanfm/vfs-file-info.c +++ /dev/null @@ -1,699 +0,0 @@ -/* -* C Implementation: vfs-file-info -* -* Description: File information -* -* -* Author: Hong Jen Yee (PCMan) <pcman.tw (AT) gmail.com>, (C) 2006 -* -* Copyright: See COPYING file that comes with this distribution -* -*/ - -#include "vfs-file-info.h" -#include <glib.h> -#include "glib-mem.h" -#include <glib/gi18n.h> -#include <grp.h> /* Query group name */ -#include <pwd.h> /* Query user name */ -#include <string.h> - -#include "vfs-app-desktop.h" -#include "vfs-thumbnail-loader.h" -#include "vfs-utils.h" /* for vfs_load_icon */ - -static int big_thumb_size = 48, small_thumb_size = 20; -static gboolean utf8_file_name = FALSE; - -void vfs_file_info_set_utf8_filename( gboolean is_utf8 ) -{ - utf8_file_name = is_utf8; -} - -VFSFileInfo* vfs_file_info_new () -{ - VFSFileInfo * fi = g_slice_new0( VFSFileInfo ); - fi->n_ref = 1; - return fi; -} - -static void vfs_file_info_clear( VFSFileInfo* fi ) -{ - if ( fi->disp_name && fi->disp_name != fi->name ) - { - g_free( fi->disp_name ); - fi->disp_name = NULL; - } - if ( fi->name ) - { - g_free( fi->name ); - fi->name = NULL; - } - if ( fi->disp_size ) - { - g_free( fi->disp_size ); - fi->disp_size = NULL; - } - if ( fi->disp_owner ) - { - g_free( fi->disp_owner ); - fi->disp_owner = NULL; - } - if ( fi->disp_mtime ) - { - g_free( fi->disp_mtime ); - fi->disp_mtime = NULL; - } - if ( fi->big_thumbnail ) - { - gdk_pixbuf_unref( fi->big_thumbnail ); - fi->big_thumbnail = NULL; - } - if ( fi->small_thumbnail ) - { - gdk_pixbuf_unref( fi->small_thumbnail ); - fi->small_thumbnail = NULL; - } - - fi->disp_perm[ 0 ] = '\0'; - - if ( fi->mime_type ) - { - vfs_mime_type_unref( fi->mime_type ); - fi->mime_type = NULL; - } - fi->flags = VFS_FILE_INFO_NONE; -} - -VFSFileInfo* vfs_file_info_ref( VFSFileInfo* fi ) -{ - g_atomic_int_inc( &fi->n_ref ); - return fi; -} - -void vfs_file_info_unref( VFSFileInfo* fi ) -{ - if ( g_atomic_int_dec_and_test( &fi->n_ref) ) - { - vfs_file_info_clear( fi ); - g_slice_free( VFSFileInfo, fi ); - } -} - -gboolean vfs_file_info_get( VFSFileInfo* fi, - const char* file_path, - const char* base_name ) -{ - struct stat file_stat; - vfs_file_info_clear( fi ); - - if ( base_name ) - fi->name = g_strdup( base_name ); - else - fi->name = g_path_get_basename( file_path ); - - if ( lstat( file_path, &file_stat ) == 0 ) - { - /* This is time-consuming but can save much memory */ - fi->mode = file_stat.st_mode; - fi->dev = file_stat.st_dev; - fi->uid = file_stat.st_uid; - fi->gid = file_stat.st_gid; - fi->size = file_stat.st_size; - fi->mtime = file_stat.st_mtime; - fi->atime = file_stat.st_atime; - fi->blksize = file_stat.st_blksize; - fi->blocks = file_stat.st_blocks; - - if ( G_LIKELY( utf8_file_name && g_utf8_validate ( fi->name, -1, NULL ) ) ) - { - fi->disp_name = fi->name; /* Don't duplicate the name and save memory */ - } - else - { - fi->disp_name = g_filename_display_name( fi->name ); - } - fi->mime_type = vfs_mime_type_get_from_file( file_path, - fi->disp_name, - &file_stat ); - return TRUE; - } - else - fi->mime_type = vfs_mime_type_get_from_type( XDG_MIME_TYPE_UNKNOWN ); - return FALSE; -} - -const char* vfs_file_info_get_name( VFSFileInfo* fi ) -{ - return fi->name; -} - -/* Get displayed name encoded in UTF-8 */ -const char* vfs_file_info_get_disp_name( VFSFileInfo* fi ) -{ - return fi->disp_name; -} - -void vfs_file_info_set_disp_name( VFSFileInfo* fi, const char* name ) -{ - if ( fi->disp_name && fi->disp_name != fi->name ) - g_free( fi->disp_name ); - fi->disp_name = g_strdup( name ); -} - -void vfs_file_info_set_name( VFSFileInfo* fi, const char* name ) -{ - g_free( fi->name ); - fi->name = g_strdup( name ); -} - -off_t vfs_file_info_get_size( VFSFileInfo* fi ) -{ - return fi->size; -} - -const char* vfs_file_info_get_disp_size( VFSFileInfo* fi ) -{ - if ( G_UNLIKELY( !fi->disp_size ) ) - { - char buf[ 64 ]; - vfs_file_size_to_string( buf, fi->size ); - fi->disp_size = g_strdup( buf ); - } - return fi->disp_size; -} - -off_t vfs_file_info_get_blocks( VFSFileInfo* fi ) -{ - return fi->blocks; -} - -VFSMimeType* vfs_file_info_get_mime_type( VFSFileInfo* fi ) -{ - vfs_mime_type_ref( fi->mime_type ); - return fi->mime_type; -} - -void vfs_file_info_reload_mime_type( VFSFileInfo* fi, - const char* full_path ) -{ - VFSMimeType * old_mime_type; - struct stat file_stat; - - /* convert VFSFileInfo to struct stat */ - /* In current implementation, only st_mode is used in - mime-type detection, so let's save some CPU cycles - and don't copy unused fields. - */ - file_stat.st_mode = fi->mode; - /* - file_stat.st_dev = fi->dev; - file_stat.st_uid = fi->uid; - file_stat.st_gid = fi->gid; - file_stat.st_size = fi->size; - file_stat.st_mtime = fi->mtime; - file_stat.st_atime = fi->atime; - file_stat.st_blksize = fi->blksize; - file_stat.st_blocks = fi->blocks; - */ - old_mime_type = fi->mime_type; - fi->mime_type = vfs_mime_type_get_from_file( full_path, - fi->name, &file_stat ); - vfs_file_info_load_special_info( fi, full_path ); - vfs_mime_type_unref( old_mime_type ); /* FIXME: is vfs_mime_type_unref needed ?*/ -} - -const char* vfs_file_info_get_mime_type_desc( VFSFileInfo* fi ) -{ - return vfs_mime_type_get_description( fi->mime_type ); -} - -GdkPixbuf* vfs_file_info_get_big_icon( VFSFileInfo* fi ) -{ - /* get special icons for special files, especially for - some desktop icons */ - - if ( G_UNLIKELY( fi->flags != VFS_FILE_INFO_NONE ) ) - { - int w, h; - int icon_size; - vfs_mime_type_get_icon_size( &icon_size, NULL ); - if ( fi->big_thumbnail ) - { - w = gdk_pixbuf_get_width( fi->big_thumbnail ); - h = gdk_pixbuf_get_height( fi->big_thumbnail ); - } - else - w = h = 0; - - if ( ABS( MAX( w, h ) - icon_size ) > 2 ) - { - char * icon_name = NULL; - if ( fi->big_thumbnail ) - { - icon_name = ( char* ) g_object_steal_data( - G_OBJECT(fi->big_thumbnail), "name" ); - gdk_pixbuf_unref( fi->big_thumbnail ); - fi->big_thumbnail = NULL; - } - if ( G_LIKELY( icon_name ) ) - { - if ( G_UNLIKELY( icon_name[ 0 ] == '/' ) ) - fi->big_thumbnail = gdk_pixbuf_new_from_file( icon_name, NULL ); - else - fi->big_thumbnail = vfs_load_icon( - gtk_icon_theme_get_default(), - icon_name, icon_size ); - } - if ( fi->big_thumbnail ) - g_object_set_data_full( G_OBJECT(fi->big_thumbnail), "name", icon_name, g_free ); - else - g_free( icon_name ); - } - return fi->big_thumbnail ? gdk_pixbuf_ref( fi->big_thumbnail ) : NULL; - } - if( G_UNLIKELY(!fi->mime_type) ) - return NULL; - return vfs_mime_type_get_icon( fi->mime_type, TRUE ); -} - -GdkPixbuf* vfs_file_info_get_small_icon( VFSFileInfo* fi ) -{ - return vfs_mime_type_get_icon( fi->mime_type, FALSE ); -} - -GdkPixbuf* vfs_file_info_get_big_thumbnail( VFSFileInfo* fi ) -{ - return fi->big_thumbnail ? gdk_pixbuf_ref( fi->big_thumbnail ) : NULL; -} - -GdkPixbuf* vfs_file_info_get_small_thumbnail( VFSFileInfo* fi ) -{ - return fi->small_thumbnail ? gdk_pixbuf_ref( fi->small_thumbnail ) : NULL; -} - -const char* vfs_file_info_get_disp_owner( VFSFileInfo* fi ) -{ - struct passwd * puser; - struct group* pgroup; - char uid_str_buf[ 32 ]; - char* user_name; - char gid_str_buf[ 32 ]; - char* group_name; - - /* FIXME: user names should be cached */ - if ( ! fi->disp_owner ) - { - puser = getpwuid( fi->uid ); - if ( puser && puser->pw_name && *puser->pw_name ) - user_name = puser->pw_name; - else - { - sprintf( uid_str_buf, "%d", fi->uid ); - user_name = uid_str_buf; - } - - pgroup = getgrgid( fi->gid ); - if ( pgroup && pgroup->gr_name && *pgroup->gr_name ) - group_name = pgroup->gr_name; - else - { - sprintf( gid_str_buf, "%d", fi->gid ); - group_name = gid_str_buf; - } - fi->disp_owner = g_strdup_printf ( "%s:%s", user_name, group_name ); - } - return fi->disp_owner; -} - -const char* vfs_file_info_get_disp_mtime( VFSFileInfo* fi ) -{ - if ( ! fi->disp_mtime ) - { - char buf[ 64 ]; - strftime( buf, sizeof( buf ), - "%Y-%m-%d %H:%M", - localtime( &fi->mtime ) ); - fi->disp_mtime = g_strdup( buf ); - } - return fi->disp_mtime; -} - -time_t* vfs_file_info_get_mtime( VFSFileInfo* fi ) -{ - return & fi->mtime; -} - -time_t* vfs_file_info_get_atime( VFSFileInfo* fi ) -{ - return & fi->atime; -} - -static void get_file_perm_string( char* perm, mode_t mode ) -{ - perm[ 0 ] = S_ISDIR( mode ) ? 'd' : ( S_ISLNK( mode ) ? 'l' : '-' ); - perm[ 1 ] = ( mode & S_IRUSR ) ? 'r' : '-'; - perm[ 2 ] = ( mode & S_IWUSR ) ? 'w' : '-'; - perm[ 3 ] = ( mode & S_IXUSR ) ? 'x' : '-'; - perm[ 4 ] = ( mode & S_IRGRP ) ? 'r' : '-'; - perm[ 5 ] = ( mode & S_IWGRP ) ? 'w' : '-'; - perm[ 6 ] = ( mode & S_IXGRP ) ? 'x' : '-'; - perm[ 7 ] = ( mode & S_IROTH ) ? 'r' : '-'; - perm[ 8 ] = ( mode & S_IWOTH ) ? 'w' : '-'; - perm[ 9 ] = ( mode & S_IXOTH ) ? 'x' : '-'; - perm[ 10 ] = '\0'; -} - -const char* vfs_file_info_get_disp_perm( VFSFileInfo* fi ) -{ - if ( ! fi->disp_perm[ 0 ] ) - get_file_perm_string( fi->disp_perm, - fi->mode ); - return fi->disp_perm; -} - -void vfs_file_size_to_string( char* buf, guint64 size ) -{ - char * unit; - /* guint point; */ - gfloat val; - - /* - FIXME: Is floating point calculation slower than integer division? - Some profiling is needed here. - */ - if ( size > ( ( guint64 ) 1 ) << 30 ) - { - if ( size > ( ( guint64 ) 1 ) << 40 ) - { - /* - size /= ( ( ( guint64 ) 1 << 40 ) / 10 ); - point = ( guint ) ( size % 10 ); - size /= 10; - */ - val = ((gfloat)size) / ( ( guint64 ) 1 << 40 ); - unit = "TB"; - } - else - { - /* - size /= ( ( 1 << 30 ) / 10 ); - point = ( guint ) ( size % 10 ); - size /= 10; - */ - val = ((gfloat)size) / ( ( guint64 ) 1 << 30 ); - unit = "GB"; - } - } - else if ( size > ( 1 << 20 ) ) - { - /* - size /= ( ( 1 << 20 ) / 10 ); - point = ( guint ) ( size % 10 ); - size /= 10; - */ - val = ((gfloat)size) / ( ( guint64 ) 1 << 20 ); - unit = "MB"; - } - else if ( size > ( 1 << 10 ) ) - { - /* - size /= ( ( 1 << 10 ) / 10 ); - point = size % 10; - size /= 10; - */ - val = ((gfloat)size) / ( ( guint64 ) 1 << 10 ); - unit = "KB"; - } - else - { - unit = size > 1 ? "Bytes" : "Byte"; - sprintf( buf, "%u %s", ( guint ) size, unit ); - return ; - } - /* sprintf( buf, "%llu.%u %s", size, point, unit ); */ - sprintf( buf, "%.1f %s", val, unit ); -} - -gboolean vfs_file_info_is_dir( VFSFileInfo* fi ) -{ - if ( S_ISDIR( fi->mode ) ) - return TRUE; - if ( S_ISLNK( fi->mode ) && - 0 == strcmp( vfs_mime_type_get_type( fi->mime_type ), XDG_MIME_TYPE_DIRECTORY ) ) - { - return TRUE; - } - return FALSE; -} - -gboolean vfs_file_info_is_symlink( VFSFileInfo* fi ) -{ - return S_ISLNK( fi->mode ) ? TRUE : FALSE; -} - -gboolean vfs_file_info_is_image( VFSFileInfo* fi ) -{ - /* FIXME: We had better use functions of xdg_mime to check this */ - if ( ! strncmp( "image/", vfs_mime_type_get_type( fi->mime_type ), 6 ) ) - return TRUE; - return FALSE; -} - -gboolean vfs_file_info_is_desktop_entry( VFSFileInfo* fi ) -{ - return 0 != (fi->flags & VFS_FILE_INFO_DESKTOP_ENTRY); -} - -gboolean vfs_file_info_is_unknown_type( VFSFileInfo* fi ) -{ - if ( ! strcmp( XDG_MIME_TYPE_UNKNOWN, - vfs_mime_type_get_type( fi->mime_type ) ) ) - return TRUE; - return FALSE; -} - -/* full path of the file is required by this function */ -gboolean vfs_file_info_is_executable( VFSFileInfo* fi, const char* file_path ) -{ - //return mime_type_is_executable_file( file_path, fi->mime_type->type ); - return mime_type_is_executable_file( file_path, "crfap" ); -} - -/* full path of the file is required by this function */ -gboolean vfs_file_info_is_text( VFSFileInfo* fi, const char* file_path ) -{ - return mime_type_is_text_file( file_path, fi->mime_type->type ); -} - -/* -* Run default action of specified file. -* Full path of the file is required by this function. -*/ -gboolean vfs_file_info_open_file( VFSFileInfo* fi, - const char* file_path, - GError** err ) -{ - VFSMimeType * mime_type; - char* app_name; - VFSAppDesktop* app; - GList* files = NULL; - gboolean ret = FALSE; - char* argv[ 2 ]; - - if ( vfs_file_info_is_executable( fi, file_path ) ) - { - argv[ 0 ] = (char *) file_path; - argv[ 1 ] = '\0'; - ret = g_spawn_async( NULL, argv, NULL, G_SPAWN_STDOUT_TO_DEV_NULL| - G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, err ); - } - else - { - mime_type = vfs_file_info_get_mime_type( fi ); - app_name = vfs_mime_type_get_default_action( mime_type ); - if ( app_name ) - { - app = vfs_app_desktop_new( app_name ); - if ( ! vfs_app_desktop_get_exec( app ) ) - app->exec = g_strdup( app_name ); /* FIXME: app->exec */ - files = g_list_prepend( files, (gpointer) file_path ); - /* FIXME: working dir is needed */ - ret = vfs_app_desktop_open_files( gdk_screen_get_default(), - NULL, app, files, err ); - g_list_free( files ); - vfs_app_desktop_unref( app ); - g_free( app_name ); - } - vfs_mime_type_unref( mime_type ); - } - return ret; -} - -mode_t vfs_file_info_get_mode( VFSFileInfo* fi ) -{ - return fi->mode; -} - -gboolean vfs_file_info_is_thumbnail_loaded( VFSFileInfo* fi, gboolean big ) -{ - if ( big ) - return ( fi->big_thumbnail != NULL ); - return ( fi->small_thumbnail != NULL ); -} - -gboolean vfs_file_info_load_thumbnail( VFSFileInfo* fi, - const char* full_path, - gboolean big ) -{ - GdkPixbuf* thumbnail; - - if ( big ) - { - if ( fi->big_thumbnail ) - return TRUE; - } - else - { - if ( fi->small_thumbnail ) - return TRUE; - } - thumbnail = vfs_thumbnail_load_for_file( full_path, - big ? big_thumb_size : small_thumb_size , fi->mtime ); - if( G_LIKELY( thumbnail ) ) - { - if ( big ) - fi->big_thumbnail = thumbnail; - else - fi->small_thumbnail = thumbnail; - } - else /* fallback to mime_type icon */ - { - if ( big ) - fi->big_thumbnail = vfs_file_info_get_big_icon( fi ); - else - fi->small_thumbnail = vfs_file_info_get_small_icon( fi ); - } - return ( thumbnail != NULL ); -} - -void vfs_file_info_set_thumbnail_size( int big, int small ) -{ - big_thumb_size = big; - small_thumb_size = small; -} - -void vfs_file_info_load_special_info( VFSFileInfo* fi, - const char* file_path ) -{ - /*if ( G_LIKELY(fi->type) && G_UNLIKELY(fi->type->name, "application/x-desktop") ) */ - if ( G_UNLIKELY( g_str_has_suffix( fi->name, ".desktop") ) ) - { - VFSAppDesktop * desktop; - const char* icon_name; - - fi->flags |= VFS_FILE_INFO_DESKTOP_ENTRY; - desktop = vfs_app_desktop_new( file_path ); - if ( vfs_app_desktop_get_disp_name( desktop ) ) - { - vfs_file_info_set_disp_name( - fi, vfs_app_desktop_get_disp_name( desktop ) ); - } - - if ( (icon_name = vfs_app_desktop_get_icon_name( desktop )) ) - { - GdkPixbuf* icon; - int big_size, small_size; - vfs_mime_type_get_icon_size( &big_size, &small_size ); - if( ! fi->big_thumbnail ) - { - icon = vfs_app_desktop_get_icon( desktop, big_size, FALSE ); - if( G_LIKELY(icon) ) - fi->big_thumbnail =icon; - } - if( ! fi->small_thumbnail ) - { - icon = vfs_app_desktop_get_icon( desktop, small_size, FALSE ); - if( G_LIKELY(icon) ) - fi->small_thumbnail =icon; - } - } - vfs_app_desktop_unref( desktop ); - } -} - -void vfs_file_info_list_free( GList* list ) -{ - g_list_foreach( list, (GFunc)vfs_file_info_unref, NULL ); - g_list_free( list ); -} - - -char* vfs_file_resolve_path( const char* cwd, const char* relative_path ) -{ - GString* ret = g_string_sized_new( 4096 ); - int len; - gboolean strip_tail; - - g_return_val_if_fail( G_LIKELY(relative_path), NULL ); - - len = strlen( relative_path ); - strip_tail = (0 == len || relative_path[len-1] != '/'); - - if( G_UNLIKELY(*relative_path != '/') ) /* relative path */ - { - if( G_UNLIKELY(relative_path[0] == '~') ) /* home dir */ - { - g_string_append( ret, g_get_home_dir()); - ++relative_path; - } - else - { - if( ! cwd ) - { - char *cwd_new; - cwd_new = g_get_current_dir(); - g_string_append( ret, cwd_new ); - g_free( cwd_new ); - } - else - g_string_append( ret, cwd ); - } - } - - if( relative_path[0] != '/' && (0 == ret->len || ret->str[ ret->len - 1 ] != '/' ) ) - g_string_append_c( ret, '/' ); - - while( G_LIKELY( *relative_path ) ) - { - if( G_UNLIKELY(*relative_path == '.') ) - { - if( relative_path[1] == '/' || relative_path[1] == '\0' ) /* current dir */ - { - relative_path += relative_path[1] ? 2 : 1; - continue; - } - if( relative_path[1] == '.' && - ( relative_path[2] == '/' || relative_path[2] == '\0') ) /* parent dir */ - { - gsize len = ret->len - 2; - while( ret->str[ len ] != '/' ) - --len; - g_string_truncate( ret, len + 1 ); - relative_path += relative_path[2] ? 3 : 2; - continue; - } - } - - do - { - g_string_append_c( ret, *relative_path ); - }while( G_LIKELY( *(relative_path++) != '/' && *relative_path ) ); - } - - /* if original path contains tailing '/', preserve it; otherwise, remove it. */ - if( strip_tail && G_LIKELY( ret->len > 1 ) && G_UNLIKELY( ret->str[ ret->len - 1 ] == '/' ) ) - g_string_truncate( ret, ret->len - 1 ); - return g_string_free( ret, FALSE ); -} - |