mpv/mpvcore/player/configfiles.c

355 lines
10 KiB
C

/*
* This file is part of MPlayer.
*
* MPlayer 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 of the License, or
* (at your option) any later version.
*
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stddef.h>
#include <stdbool.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <ctype.h>
#include <libavutil/md5.h>
#include "config.h"
#include "talloc.h"
#include "osdep/io.h"
#include "mpvcore/mp_msg.h"
#include "mpvcore/path.h"
#include "mpvcore/m_config.h"
#include "mpvcore/parser-cfg.h"
#include "mpvcore/playlist.h"
#include "mpvcore/options.h"
#include "mpvcore/m_property.h"
#include "stream/stream.h"
#include "mp_core.h"
#include "command.h"
#define DEF_CONFIG "# Write your default config options here!\n\n\n"
bool mp_parse_cfgfiles(struct MPContext *mpctx)
{
struct MPOpts *opts = mpctx->opts;
m_config_t *conf = mpctx->mconfig;
char *conffile;
if (!opts->load_config)
return true;
if (!m_config_parse_config_file(conf, MPLAYER_CONFDIR "/mpv.conf", 0) < 0)
return false;
mp_mk_config_dir(NULL);
if ((conffile = mp_find_user_config_file("config")) == NULL)
MP_ERR(mpctx, "mp_find_user_config_file(\"config\") problem\n");
else {
int fd = open(conffile, O_CREAT | O_EXCL | O_WRONLY | O_CLOEXEC, 0666);
if (fd != -1) {
MP_INFO(mpctx, "Creating config file: %s\n", conffile);
write(fd, DEF_CONFIG, sizeof(DEF_CONFIG) - 1);
close(fd);
}
if (m_config_parse_config_file(conf, conffile, 0) < 0)
return false;
talloc_free(conffile);
}
return true;
}
// Set options file-local, and don't set them if the user set them via the
// command line.
#define FILE_LOCAL_FLAGS (M_SETOPT_BACKUP | M_SETOPT_PRESERVE_CMDLINE)
#define PROFILE_CFG_PROTOCOL "protocol."
void mp_load_per_protocol_config(m_config_t *conf, const char * const file)
{
char *str;
char protocol[strlen(PROFILE_CFG_PROTOCOL) + strlen(file) + 1];
m_profile_t *p;
/* does filename actually uses a protocol ? */
if (!mp_is_url(bstr0(file)))
return;
str = strstr(file, "://");
if (!str)
return;
sprintf(protocol, "%s%s", PROFILE_CFG_PROTOCOL, file);
protocol[strlen(PROFILE_CFG_PROTOCOL) + strlen(file) - strlen(str)] = '\0';
p = m_config_get_profile0(conf, protocol);
if (p) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
"Loading protocol-related profile '%s'\n", protocol);
m_config_set_profile(conf, p, FILE_LOCAL_FLAGS);
}
}
#define PROFILE_CFG_EXTENSION "extension."
void mp_load_per_extension_config(m_config_t *conf, const char * const file)
{
char *str;
char extension[strlen(PROFILE_CFG_EXTENSION) + 8];
m_profile_t *p;
/* does filename actually have an extension ? */
str = strrchr(file, '.');
if (!str)
return;
sprintf(extension, PROFILE_CFG_EXTENSION);
strncat(extension, ++str, 7);
p = m_config_get_profile0(conf, extension);
if (p) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
"Loading extension-related profile '%s'\n", extension);
m_config_set_profile(conf, p, FILE_LOCAL_FLAGS);
}
}
void mp_load_per_output_config(m_config_t *conf, char *cfg, char *out)
{
char profile[strlen(cfg) + strlen(out) + 1];
m_profile_t *p;
if (!out && !out[0])
return;
sprintf(profile, "%s%s", cfg, out);
p = m_config_get_profile0(conf, profile);
if (p) {
mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
"Loading extension-related profile '%s'\n", profile);
m_config_set_profile(conf, p, FILE_LOCAL_FLAGS);
}
}
/**
* Tries to load a config file (in file local mode)
* @return 0 if file was not found, 1 otherwise
*/
static int try_load_config(m_config_t *conf, const char *file, int flags)
{
if (!mp_path_exists(file))
return 0;
mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "Loading config '%s'\n", file);
m_config_parse_config_file(conf, file, flags);
return 1;
}
void mp_load_per_file_config(m_config_t *conf, const char * const file,
bool search_file_dir)
{
char *confpath;
char cfg[MP_PATH_MAX];
const char *name;
if (strlen(file) > MP_PATH_MAX - 14) {
mp_msg(MSGT_CPLAYER, MSGL_WARN, "Filename is too long, "
"can not load file or directory specific config files\n");
return;
}
sprintf(cfg, "%s.conf", file);
name = mp_basename(cfg);
if (search_file_dir) {
char dircfg[MP_PATH_MAX];
strcpy(dircfg, cfg);
strcpy(dircfg + (name - cfg), "mpv.conf");
try_load_config(conf, dircfg, FILE_LOCAL_FLAGS);
if (try_load_config(conf, cfg, FILE_LOCAL_FLAGS))
return;
}
if ((confpath = mp_find_user_config_file(name)) != NULL) {
try_load_config(conf, confpath, FILE_LOCAL_FLAGS);
talloc_free(confpath);
}
}
#define MP_WATCH_LATER_CONF "watch_later"
char *mp_get_playback_resume_config_filename(const char *fname,
struct MPOpts *opts)
{
char *res = NULL;
void *tmp = talloc_new(NULL);
const char *realpath = fname;
bstr bfname = bstr0(fname);
if (!mp_is_url(bfname)) {
char *cwd = mp_getcwd(tmp);
if (!cwd)
goto exit;
realpath = mp_path_join(tmp, bstr0(cwd), bstr0(fname));
}
#if HAVE_DVDREAD || HAVE_DVDNAV
if (bstr_startswith0(bfname, "dvd://"))
realpath = talloc_asprintf(tmp, "%s - %s", realpath, dvd_device);
#endif
#if HAVE_LIBBLURAY
if (bstr_startswith0(bfname, "br://") || bstr_startswith0(bfname, "bd://") ||
bstr_startswith0(bfname, "bluray://"))
realpath = talloc_asprintf(tmp, "%s - %s", realpath, bluray_device);
#endif
uint8_t md5[16];
av_md5_sum(md5, realpath, strlen(realpath));
char *conf = talloc_strdup(tmp, "");
for (int i = 0; i < 16; i++)
conf = talloc_asprintf_append(conf, "%02X", md5[i]);
conf = talloc_asprintf(tmp, "%s/%s", MP_WATCH_LATER_CONF, conf);
res = mp_find_user_config_file(conf);
exit:
talloc_free(tmp);
return res;
}
static const char *backup_properties[] = {
"osd-level",
//"loop",
"speed",
"edition",
"pause",
"volume-restore-data",
"audio-delay",
//"balance",
"fullscreen",
"colormatrix",
"colormatrix-input-range",
"colormatrix-output-range",
"ontop",
"border",
"gamma",
"brightness",
"contrast",
"saturation",
"hue",
"deinterlace",
"vf",
"af",
"panscan",
"aid",
"vid",
"sid",
"sub-delay",
"sub-pos",
"sub-visibility",
"sub-scale",
"ass-use-margins",
"ass-vsfilter-aspect-compat",
"ass-style-override",
0
};
// Should follow what parser-cfg.c does/needs
static bool needs_config_quoting(const char *s)
{
for (int i = 0; s && s[i]; i++) {
unsigned char c = s[i];
if (!isprint(c) || isspace(c) || c == '#' || c == '\'' || c == '"')
return true;
}
return false;
}
void mp_write_watch_later_conf(struct MPContext *mpctx)
{
void *tmp = talloc_new(NULL);
char *filename = mpctx->filename;
if (!filename)
goto exit;
double pos = get_current_time(mpctx);
if (pos == MP_NOPTS_VALUE)
goto exit;
mp_mk_config_dir(MP_WATCH_LATER_CONF);
char *conffile = mp_get_playback_resume_config_filename(mpctx->filename,
mpctx->opts);
talloc_steal(tmp, conffile);
if (!conffile)
goto exit;
MP_INFO(mpctx, "Saving state.\n");
FILE *file = fopen(conffile, "wb");
if (!file)
goto exit;
fprintf(file, "start=%f\n", pos);
for (int i = 0; backup_properties[i]; i++) {
const char *pname = backup_properties[i];
char *val = NULL;
int r = mp_property_do(pname, M_PROPERTY_GET_STRING, &val, mpctx);
if (r == M_PROPERTY_OK) {
if (needs_config_quoting(val)) {
// e.g. '%6%STRING'
fprintf(file, "%s=%%%d%%%s\n", pname, (int)strlen(val), val);
} else {
fprintf(file, "%s=%s\n", pname, val);
}
}
talloc_free(val);
}
fclose(file);
exit:
talloc_free(tmp);
}
void mp_load_playback_resume(m_config_t *conf, const char *file)
{
char *fname = mp_get_playback_resume_config_filename(file, conf->optstruct);
if (fname && mp_path_exists(fname)) {
// Never apply the saved start position to following files
m_config_backup_opt(conf, "start");
mp_msg(MSGT_CPLAYER, MSGL_INFO, "Resuming playback. This behavior can "
"be disabled with --no-resume-playback.\n");
try_load_config(conf, fname, M_SETOPT_PRESERVE_CMDLINE);
unlink(fname);
}
talloc_free(fname);
}
// Returns the first file that has a resume config.
// Compared to hashing the playlist file or contents and managing separate
// resume file for them, this is simpler, and also has the nice property
// that appending to a playlist doesn't interfere with resuming (especially
// if the playlist comes from the command line).
struct playlist_entry *mp_resume_playlist(struct playlist *playlist,
struct MPOpts *opts)
{
if (!opts->position_resume)
return NULL;
for (struct playlist_entry *e = playlist->first; e; e = e->next) {
char *conf = mp_get_playback_resume_config_filename(e->filename, opts);
bool exists = conf && mp_path_exists(conf);
talloc_free(conf);
if (exists)
return e;
}
return NULL;
}