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tvheadend/src/dvr/dvr_db.c

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/*
* Digital Video Recorder
* Copyright (C) 2008 Andreas Öman
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <pthread.h>
#include <sys/stat.h>
#include <unistd.h>
#include <assert.h>
#include <string.h>
#include "settings.h"
#include "tvheadend.h"
#include "dvr.h"
#include "notify.h"
#include "htsp.h"
#include "streaming.h"
static int de_tally;
int dvr_iov_max;
struct dvr_config_list dvrconfigs;
struct dvr_entry_list dvrentries;
static void dvr_entry_save(dvr_entry_t *de);
static void dvr_timer_expire(void *aux);
static void dvr_timer_start_recording(void *aux);
/**
* Return printable status for a dvr entry
*/
const char *
dvr_entry_status(dvr_entry_t *de)
{
switch(de->de_sched_state) {
case DVR_SCHEDULED:
return "Scheduled for recording";
case DVR_RECORDING:
switch(de->de_rec_state) {
case DVR_RS_PENDING:
return "Waiting for stream";
case DVR_RS_WAIT_PROGRAM_START:
return "Waiting for program start";
case DVR_RS_RUNNING:
return "Running";
case DVR_RS_COMMERCIAL:
return "Commercial break";
case DVR_RS_ERROR:
return streaming_code2txt(de->de_last_error);
default:
return "Invalid";
}
case DVR_COMPLETED:
if(de->de_last_error)
return streaming_code2txt(de->de_last_error);
else
return "Completed OK";
case DVR_MISSED_TIME:
return "Time missed";
default:
return "Invalid";
}
}
/**
*
*/
const char *
dvr_entry_schedstatus(dvr_entry_t *de)
{
switch(de->de_sched_state) {
case DVR_SCHEDULED:
return "scheduled";
case DVR_RECORDING:
if(de->de_last_error)
return "recordingError";
else
return "recording";
case DVR_COMPLETED:
if(de->de_last_error)
return "completedError";
else
return "completed";
case DVR_MISSED_TIME:
return "completedError";
default:
return "unknown";
}
}
/**
*
*/
static void
dvrdb_changed(void)
{
htsmsg_t *m = htsmsg_create_map();
htsmsg_add_u32(m, "reload", 1);
notify_by_msg("dvrdb", m);
}
/**
*
*/
static void
dvrconfig_changed(void)
{
htsmsg_t *m = htsmsg_create_map();
htsmsg_add_u32(m, "reload", 1);
notify_by_msg("dvrconfig", m);
}
/**
*
*/
void
dvr_entry_notify(dvr_entry_t *de)
{
htsmsg_t *m = htsmsg_create_map();
htsmsg_add_u32(m, "updateEntry", 1);
htsmsg_add_u32(m, "id", de->de_id);
htsmsg_add_str(m, "status", dvr_entry_status(de));
htsmsg_add_str(m, "schedstate", dvr_entry_schedstatus(de));
notify_by_msg("dvrdb", m);
}
/**
*
*/
static void
dvr_make_title(char *output, size_t outlen, dvr_entry_t *de)
{
struct tm tm;
char buf[40];
int i;
dvr_config_t *cfg = dvr_config_find_by_name_default(de->de_config_name);
if(cfg->dvr_flags & DVR_CHANNEL_IN_TITLE)
snprintf(output, outlen, "%s-", de->de_channel->ch_name);
else
output[0] = 0;
snprintf(output + strlen(output), outlen - strlen(output),
"%s", de->de_title);
localtime_r(&de->de_start, &tm);
if(cfg->dvr_flags & DVR_DATE_IN_TITLE) {
strftime(buf, sizeof(buf), "%F", &tm);
snprintf(output + strlen(output), outlen - strlen(output), ".%s", buf);
}
if(cfg->dvr_flags & DVR_TIME_IN_TITLE) {
strftime(buf, sizeof(buf), "%H-%M", &tm);
snprintf(output + strlen(output), outlen - strlen(output), ".%s", buf);
}
if(cfg->dvr_flags & DVR_EPISODE_IN_TITLE) {
if(de->de_bcast)
epg_episode_number_format(de->de_bcast->episode,
output + strlen(output),
outlen - strlen(output),
".", "S%02d", NULL, "E%02d", NULL);
}
if(cfg->dvr_flags & DVR_CLEAN_TITLE) {
for (i=0;i<strlen(output);i++) {
if (
output[i]<32 ||
output[i]>122 ||
output[i]==34 ||
output[i]==39 ||
output[i]==92 ||
output[i]==58
) output[i]='_';
}
}
}
/**
*
*/
static void
dvr_entry_link(dvr_entry_t *de)
{
time_t now, preamble;
char buf[100];
dvr_config_t *cfg = dvr_config_find_by_name_default(de->de_config_name);
dvr_make_title(buf, sizeof(buf), de);
de->de_ititle = strdup(buf);
de->de_refcnt = 1;
LIST_INSERT_HEAD(&dvrentries, de, de_global_link);
time(&now);
preamble = de->de_start - (60 * de->de_start_extra) - 30;
if(now >= de->de_stop || de->de_dont_reschedule) {
if(de->de_filename == NULL)
de->de_sched_state = DVR_MISSED_TIME;
else
de->de_sched_state = DVR_COMPLETED;
gtimer_arm_abs(&de->de_timer, dvr_timer_expire, de,
de->de_stop + cfg->dvr_retention_days * 86400);
} else {
de->de_sched_state = DVR_SCHEDULED;
gtimer_arm_abs(&de->de_timer, dvr_timer_start_recording, de, preamble);
}
htsp_dvr_entry_add(de);
}
/**
* Create the event
*/
static dvr_entry_t *_dvr_entry_create (
const char *config_name, epg_broadcast_t *e,
channel_t *ch, time_t start, time_t stop,
const char *title, const char *description,
const char *creator, dvr_autorec_entry_t *dae,
dvr_prio_t pri)
{
dvr_entry_t *de;
char tbuf[30];
struct tm tm;
time_t t;
dvr_config_t *cfg = dvr_config_find_by_name_default(config_name);
LIST_FOREACH(de, &ch->ch_dvrs, de_channel_link)
if(de->de_start == start && de->de_sched_state != DVR_COMPLETED)
return NULL;
de = calloc(1, sizeof(dvr_entry_t));
de->de_id = ++de_tally;
ch = de->de_channel = ch;
LIST_INSERT_HEAD(&de->de_channel->ch_dvrs, de, de_channel_link);
de->de_start = start;
de->de_stop = stop;
de->de_pri = pri;
if (ch->ch_dvr_extra_time_pre)
de->de_start_extra = ch->ch_dvr_extra_time_pre;
else
de->de_start_extra = cfg->dvr_extra_time_pre;
if (ch->ch_dvr_extra_time_post)
de->de_stop_extra = ch->ch_dvr_extra_time_post;
else
de->de_stop_extra = cfg->dvr_extra_time_post;
de->de_config_name = strdup(cfg->dvr_config_name);
de->de_creator = strdup(creator);
de->de_title = strdup(title);
de->de_desc = description ? strdup(description) : NULL;
#if TODO_GENRE_SUPPORT
de->de_content_type = content_type;
#endif
dvr_entry_link(de);
t = de->de_start - de->de_start_extra * 60;
localtime_r(&t, &tm);
strftime(tbuf, sizeof(tbuf), "%c", &tm);
if(dae != NULL) {
de->de_autorec = dae;
LIST_INSERT_HEAD(&dae->dae_spawns, de, de_autorec_link);
}
tvhlog(LOG_INFO, "dvr", "\"%s\" on \"%s\" starting at %s, "
"scheduled for recording by \"%s\"",
de->de_title, de->de_channel->ch_name, tbuf, creator);
dvrdb_changed();
dvr_entry_save(de);
return de;
}
/**
*
*/
dvr_entry_t *
dvr_entry_create(const char *config_name,
channel_t *ch, time_t start, time_t stop,
const char *title, const char *description,
const char *creator, dvr_autorec_entry_t *dae, dvr_prio_t pri)
{
return _dvr_entry_create(config_name, NULL,
ch, start, stop, title, description,
creator, dae, pri);
}
/**
*
*/
dvr_entry_t *
dvr_entry_create_by_event(const char *config_name,
epg_broadcast_t *e, const char *creator,
dvr_autorec_entry_t *dae, dvr_prio_t pri)
{
if(!e->channel || !e->episode->title)
return NULL;
return _dvr_entry_create(config_name, e,
e->channel, e->start, e->stop,
e->episode->title,
e->episode->description ? e->episode->description
: e->episode->summary,
creator, dae, pri);
}
/**
*
*/
void
dvr_entry_create_by_autorec(epg_broadcast_t *e, dvr_autorec_entry_t *dae)
{
char buf[200];
if(dae->dae_creator) {
snprintf(buf, sizeof(buf), "Auto recording by: %s", dae->dae_creator);
} else {
snprintf(buf, sizeof(buf), "Auto recording");
}
dvr_entry_create_by_event(dae->dae_config_name, e, buf, dae, dae->dae_pri);
}
/**
*
*/
void
dvr_entry_dec_ref(dvr_entry_t *de)
{
lock_assert(&global_lock);
if(de->de_refcnt > 1) {
de->de_refcnt--;
return;
}
if(de->de_autorec != NULL)
LIST_REMOVE(de, de_autorec_link);
free(de->de_config_name);
free(de->de_creator);
free(de->de_title);
free(de->de_ititle);
free(de->de_desc);
free(de);
}
/**
*
*/
static void
dvr_entry_remove(dvr_entry_t *de)
{
hts_settings_remove("dvr/log/%d", de->de_id);
htsp_dvr_entry_delete(de);
gtimer_disarm(&de->de_timer);
LIST_REMOVE(de, de_channel_link);
LIST_REMOVE(de, de_global_link);
de->de_channel = NULL;
dvrdb_changed();
dvr_entry_dec_ref(de);
}
/**
*
*/
static void
dvr_db_load_one(htsmsg_t *c, int id)
{
#if TODO
dvr_entry_t *de;
const char *s, *title, *creator;
channel_t *ch;
uint32_t start, stop;
int d;
dvr_config_t *cfg;
if(htsmsg_get_u32(c, "start", &start))
return;
if(htsmsg_get_u32(c, "stop", &stop))
return;
if((s = htsmsg_get_str(c, "channel")) == NULL)
return;
if((ch = channel_find_by_name(s, 0, 0)) == NULL)
return;
s = htsmsg_get_str(c, "config_name");
cfg = dvr_config_find_by_name_default(s);
if((title = htsmsg_get_str(c, "title")) == NULL)
return;
if((creator = htsmsg_get_str(c, "creator")) == NULL)
return;
de = calloc(1, sizeof(dvr_entry_t));
de->de_id = id;
de_tally = MAX(id, de_tally);
de->de_channel = ch;
LIST_INSERT_HEAD(&de->de_channel->ch_dvrs, de, de_channel_link);
de->de_start = start;
de->de_stop = stop;
de->de_config_name = strdup(cfg->dvr_config_name);
de->de_creator = strdup(creator);
de->de_title = strdup(title);
de->de_pri = dvr_pri2val(htsmsg_get_str(c, "pri"));
if(htsmsg_get_s32(c, "start_extra", &d))
de->de_start_extra = cfg->dvr_extra_time_pre;
else
de->de_start_extra = d;
if(htsmsg_get_s32(c, "stop_extra", &d))
de->de_stop_extra = cfg->dvr_extra_time_post;
else
de->de_stop_extra = d;
tvh_str_set(&de->de_desc, htsmsg_get_str(c, "description"));
tvh_str_set(&de->de_filename, htsmsg_get_str(c, "filename"));
htsmsg_get_u32(c, "errorcode", &de->de_last_error);
htsmsg_get_u32(c, "errors", &de->de_errors);
htsmsg_get_u32(c, "noresched", &de->de_dont_reschedule);
s = htsmsg_get_str(c, "autorec");
if(s != NULL) {
dvr_autorec_entry_t *dae = autorec_entry_find(s, 0);
if(dae != NULL) {
de->de_autorec = dae;
LIST_INSERT_HEAD(&dae->dae_spawns, de, de_autorec_link);
}
}
if(!htsmsg_get_s32(c, "season", &d))
de->de_episode.ee_season = d;
if(!htsmsg_get_s32(c, "episode", &d))
de->de_episode.ee_episode = d;
if(!htsmsg_get_s32(c, "part", &d))
de->de_episode.ee_part = d;
de->de_content_type = htsmsg_get_u32_or_default(c, "contenttype", 0);
tvh_str_set(&de->de_episode.ee_onscreen, htsmsg_get_str(c, "episodename"));
dvr_entry_link(de);
#endif
}
/**
*
*/
static void
dvr_db_load(void)
{
htsmsg_t *l, *c;
htsmsg_field_t *f;
if((l = hts_settings_load("dvr/log")) != NULL) {
HTSMSG_FOREACH(f, l) {
if((c = htsmsg_get_map_by_field(f)) == NULL)
continue;
dvr_db_load_one(c, atoi(f->hmf_name));
}
htsmsg_destroy(l);
}
}
/**
*
*/
static void
dvr_entry_save(dvr_entry_t *de)
{
#if TODO
htsmsg_t *m = htsmsg_create_map();
lock_assert(&global_lock);
htsmsg_add_str(m, "channel", de->de_channel->ch_name);
htsmsg_add_u32(m, "start", de->de_start);
htsmsg_add_u32(m, "stop", de->de_stop);
htsmsg_add_s32(m, "start_extra", de->de_start_extra);
htsmsg_add_s32(m, "stop_extra", de->de_stop_extra);
htsmsg_add_str(m, "config_name", de->de_config_name);
htsmsg_add_str(m, "creator", de->de_creator);
if(de->de_filename != NULL)
htsmsg_add_str(m, "filename", de->de_filename);
htsmsg_add_str(m, "title", de->de_title);
if(de->de_desc != NULL)
htsmsg_add_str(m, "description", de->de_desc);
htsmsg_add_str(m, "pri", dvr_val2pri(de->de_pri));
if(de->de_last_error)
htsmsg_add_u32(m, "errorcode", de->de_last_error);
if(de->de_errors)
htsmsg_add_u32(m, "errors", de->de_errors);
htsmsg_add_u32(m, "noresched", de->de_dont_reschedule);
if(de->de_autorec != NULL)
htsmsg_add_str(m, "autorec", de->de_autorec->dae_id);
if(de->de_episode.ee_season)
htsmsg_add_u32(m, "season", de->de_episode.ee_season);
if(de->de_episode.ee_episode)
htsmsg_add_u32(m, "episode", de->de_episode.ee_episode);
if(de->de_episode.ee_part)
htsmsg_add_u32(m, "part", de->de_episode.ee_part);
if(de->de_episode.ee_onscreen)
htsmsg_add_str(m, "episodename", de->de_episode.ee_onscreen);
if(de->de_content_type)
htsmsg_add_u32(m, "contenttype", de->de_content_type);
hts_settings_save(m, "dvr/log/%d", de->de_id);
htsmsg_destroy(m);
#endif
}
/**
*
*/
static void
dvr_timer_expire(void *aux)
{
dvr_entry_t *de = aux;
dvr_entry_remove(de);
}
/**
*
*/
dvr_entry_t *
dvr_entry_update(dvr_entry_t *de, const char* de_title, int de_start, int de_stop)
{
if(de->de_title) free(de->de_title);
de->de_title = strdup(de_title);
de->de_start = de_start;
de->de_stop = de_stop;
dvr_entry_save(de);
htsp_dvr_entry_update(de);
dvr_entry_notify(de);
tvhlog(LOG_INFO, "dvr", "\"%s\" on \"%s\": Updated Timer", de->de_title, de->de_channel->ch_name);
return de;
}
/**
* Used to notify the DVR that an event has been replaced in the EPG
*
* TODO: I think this will record the title slot event if its now a
* completely different episode etc...
*/
void
dvr_event_replaced(epg_broadcast_t *e, epg_broadcast_t *new_e)
{
dvr_entry_t *de, *ude;
if ( e == new_e ) return;
de = dvr_entry_find_by_event(e);
if (de != NULL) {
ude = dvr_entry_find_by_event_fuzzy(new_e);
if (ude == NULL && de->de_sched_state == DVR_SCHEDULED)
dvr_entry_cancel(de);
else if(new_e->episode->title != NULL)
dvr_entry_update(de, new_e->episode->title, new_e->start, new_e->stop);
// TODO: need to actually replace the event?
}
}
/**
*
*/
static void
dvr_stop_recording(dvr_entry_t *de, int stopcode)
{
dvr_config_t *cfg = dvr_config_find_by_name_default(de->de_config_name);
dvr_rec_unsubscribe(de, stopcode);
de->de_sched_state = DVR_COMPLETED;
tvhlog(LOG_INFO, "dvr", "\"%s\" on \"%s\": "
"End of program: %s",
de->de_title, de->de_channel->ch_name,
streaming_code2txt(de->de_last_error) ?: "Program ended");
dvr_entry_save(de);
htsp_dvr_entry_update(de);
dvr_entry_notify(de);
gtimer_arm_abs(&de->de_timer, dvr_timer_expire, de,
de->de_stop + cfg->dvr_retention_days * 86400);
}
/**
*
*/
static void
dvr_timer_stop_recording(void *aux)
{
dvr_stop_recording(aux, 0);
}
/**
*
*/
static void
dvr_timer_start_recording(void *aux)
{
dvr_entry_t *de = aux;
de->de_sched_state = DVR_RECORDING;
de->de_rec_state = DVR_RS_PENDING;
tvhlog(LOG_INFO, "dvr", "\"%s\" on \"%s\" recorder starting",
de->de_title, de->de_channel->ch_name);
dvr_entry_notify(de);
htsp_dvr_entry_update(de);
dvr_rec_subscribe(de);
gtimer_arm_abs(&de->de_timer, dvr_timer_stop_recording, de,
de->de_stop + (60 * de->de_stop_extra));
}
/**
*
*/
dvr_entry_t *
dvr_entry_find_by_id(int id)
{
dvr_entry_t *de;
LIST_FOREACH(de, &dvrentries, de_global_link)
if(de->de_id == id)
break;
return de;
}
/**
*
*/
dvr_entry_t *
dvr_entry_find_by_event(epg_broadcast_t *e)
{
dvr_entry_t *de;
LIST_FOREACH(de, &e->channel->ch_dvrs, de_channel_link)
if(de->de_bcast == e) return de;
return NULL;
}
/**
* Find dvr entry using 'fuzzy' search
*/
dvr_entry_t *
dvr_entry_find_by_event_fuzzy(epg_broadcast_t *e)
{
dvr_entry_t *de;
if (e->episode->title == NULL)
return NULL;
LIST_FOREACH(de, &e->channel->ch_dvrs, de_channel_link)
if ((abs(de->de_start - e->start) < 600) && (abs(de->de_stop - e->stop) < 600)) {
return de;
}
return NULL;
}
/**
*
*/
dvr_entry_t *
dvr_entry_cancel(dvr_entry_t *de)
{
switch(de->de_sched_state) {
case DVR_SCHEDULED:
dvr_entry_remove(de);
return NULL;
case DVR_RECORDING:
de->de_dont_reschedule = 1;
dvr_stop_recording(de, SM_CODE_ABORTED);
return de;
case DVR_COMPLETED:
dvr_entry_remove(de);
return NULL;
case DVR_MISSED_TIME:
dvr_entry_remove(de);
return NULL;
default:
abort();
}
}
/**
* Unconditionally remove an entry
*/
static void
dvr_entry_purge(dvr_entry_t *de)
{
if(de->de_sched_state == DVR_RECORDING)
dvr_stop_recording(de, SM_CODE_SOURCE_DELETED);
dvr_entry_remove(de);
}
/**
*
*/
void
dvr_destroy_by_channel(channel_t *ch)
{
dvr_entry_t *de;
while((de = LIST_FIRST(&ch->ch_dvrs)) != NULL)
dvr_entry_purge(de);
}
/**
*
*/
void
dvr_init(void)
{
htsmsg_t *m, *l;
htsmsg_field_t *f;
const char *s;
char buf[500];
const char *homedir;
struct stat st;
uint32_t u32;
dvr_config_t *cfg;
dvr_iov_max = sysconf(_SC_IOV_MAX);
/* Default settings */
LIST_INIT(&dvrconfigs);
cfg = dvr_config_create("");
/* Override settings with config */
l = hts_settings_load("dvr");
if(l != NULL) {
HTSMSG_FOREACH(f, l) {
m = htsmsg_get_map_by_field(f);
if(m == NULL)
continue;
s = htsmsg_get_str(m, "config_name");
cfg = dvr_config_find_by_name(s);
if(cfg == NULL)
cfg = dvr_config_create(s);
htsmsg_get_s32(m, "pre-extra-time", &cfg->dvr_extra_time_pre);
htsmsg_get_s32(m, "post-extra-time", &cfg->dvr_extra_time_post);
htsmsg_get_u32(m, "retention-days", &cfg->dvr_retention_days);
tvh_str_set(&cfg->dvr_storage, htsmsg_get_str(m, "storage"));
if(!htsmsg_get_u32(m, "day-dir", &u32) && u32)
cfg->dvr_flags |= DVR_DIR_PER_DAY;
if(!htsmsg_get_u32(m, "channel-dir", &u32) && u32)
cfg->dvr_flags |= DVR_DIR_PER_CHANNEL;
if(!htsmsg_get_u32(m, "channel-in-title", &u32) && u32)
cfg->dvr_flags |= DVR_CHANNEL_IN_TITLE;
if(!htsmsg_get_u32(m, "date-in-title", &u32) && u32)
cfg->dvr_flags |= DVR_DATE_IN_TITLE;
if(!htsmsg_get_u32(m, "time-in-title", &u32) && u32)
cfg->dvr_flags |= DVR_TIME_IN_TITLE;
if(!htsmsg_get_u32(m, "whitespace-in-title", &u32) && u32)
cfg->dvr_flags |= DVR_WHITESPACE_IN_TITLE;
if(!htsmsg_get_u32(m, "title-dir", &u32) && u32)
cfg->dvr_flags |= DVR_DIR_PER_TITLE;
if(!htsmsg_get_u32(m, "episode-in-title", &u32) && u32)
cfg->dvr_flags |= DVR_EPISODE_IN_TITLE;
if(!htsmsg_get_u32(m, "tag-files", &u32) && !u32)
cfg->dvr_flags &= ~DVR_TAG_FILES;
tvh_str_set(&cfg->dvr_postproc, htsmsg_get_str(m, "postproc"));
}
htsmsg_destroy(l);
}
LIST_FOREACH(cfg, &dvrconfigs, config_link) {
if(cfg->dvr_storage == NULL || !strlen(cfg->dvr_storage)) {
/* Try to figure out a good place to put them videos */
homedir = getenv("HOME");
if(homedir != NULL) {
snprintf(buf, sizeof(buf), "%s/Videos", homedir);
if(stat(buf, &st) == 0 && S_ISDIR(st.st_mode))
cfg->dvr_storage = strdup(buf);
else if(stat(homedir, &st) == 0 && S_ISDIR(st.st_mode))
cfg->dvr_storage = strdup(homedir);
else
cfg->dvr_storage = strdup(getcwd(buf, sizeof(buf)));
}
tvhlog(LOG_WARNING, "dvr",
"Output directory for video recording is not yet configured "
"for DVR configuration \"%s\". "
"Defaulting to to \"%s\". "
"This can be changed from the web user interface.",
cfg->dvr_config_name, cfg->dvr_storage);
}
}
dvr_db_load();
dvr_autorec_init();
}
/**
* find a dvr config by name, return NULL if not found
*/
dvr_config_t *
dvr_config_find_by_name(const char *name)
{
dvr_config_t *cfg;
if (name == NULL)
name = "";
LIST_FOREACH(cfg, &dvrconfigs, config_link)
if (!strcmp(name, cfg->dvr_config_name))
return cfg;
return NULL;
}
/**
* find a dvr config by name, return the default config if not found
*/
dvr_config_t *
dvr_config_find_by_name_default(const char *name)
{
dvr_config_t *cfg;
cfg = dvr_config_find_by_name(name);
if (cfg == NULL) {
tvhlog(LOG_WARNING, "dvr", "Configuration '%s' not found", name);
cfg = dvr_config_find_by_name("");
}
if (cfg == NULL) {
cfg = dvr_config_create("");
}
return cfg;
}
/**
* create a new named dvr config; the caller is responsible
* to avoid duplicates
*/
dvr_config_t *
dvr_config_create(const char *name)
{
dvr_config_t *cfg;
if (name == NULL)
name = "";
tvhlog(LOG_INFO, "dvr", "Creating new configuration '%s'", name);
cfg = calloc(1, sizeof(dvr_config_t));
cfg->dvr_config_name = strdup(name);
cfg->dvr_retention_days = 31;
cfg->dvr_format = strdup("matroska");
cfg->dvr_file_postfix = strdup("mkv");
cfg->dvr_flags = DVR_TAG_FILES;
LIST_INSERT_HEAD(&dvrconfigs, cfg, config_link);
return LIST_FIRST(&dvrconfigs);
}
/**
*
*/
void
dvr_config_delete(const char *name)
{
dvr_config_t *cfg;
if (name == NULL || strlen(name) == 0) {
tvhlog(LOG_WARNING,"dvr","Attempt to delete default config ignored");
return;
}
cfg = dvr_config_find_by_name(name);
if (cfg != NULL) {
tvhlog(LOG_INFO, "dvr", "Deleting configuration '%s'",
cfg->dvr_config_name);
hts_settings_remove("dvr/config%s", cfg->dvr_config_name);
LIST_REMOVE(cfg, config_link);
dvrconfig_changed();
}
}
/**
*
*/
static void
dvr_save(dvr_config_t *cfg)
{
htsmsg_t *m = htsmsg_create_map();
if (cfg->dvr_config_name != NULL && strlen(cfg->dvr_config_name) != 0)
htsmsg_add_str(m, "config_name", cfg->dvr_config_name);
htsmsg_add_str(m, "storage", cfg->dvr_storage);
htsmsg_add_u32(m, "retention-days", cfg->dvr_retention_days);
htsmsg_add_u32(m, "pre-extra-time", cfg->dvr_extra_time_pre);
htsmsg_add_u32(m, "post-extra-time", cfg->dvr_extra_time_post);
htsmsg_add_u32(m, "day-dir", !!(cfg->dvr_flags & DVR_DIR_PER_DAY));
htsmsg_add_u32(m, "channel-dir", !!(cfg->dvr_flags & DVR_DIR_PER_CHANNEL));
htsmsg_add_u32(m, "channel-in-title", !!(cfg->dvr_flags & DVR_CHANNEL_IN_TITLE));
htsmsg_add_u32(m, "date-in-title", !!(cfg->dvr_flags & DVR_DATE_IN_TITLE));
htsmsg_add_u32(m, "time-in-title", !!(cfg->dvr_flags & DVR_TIME_IN_TITLE));
htsmsg_add_u32(m, "whitespace-in-title", !!(cfg->dvr_flags & DVR_WHITESPACE_IN_TITLE));
htsmsg_add_u32(m, "title-dir", !!(cfg->dvr_flags & DVR_DIR_PER_TITLE));
htsmsg_add_u32(m, "episode-in-title", !!(cfg->dvr_flags & DVR_EPISODE_IN_TITLE));
htsmsg_add_u32(m, "tag-files", !!(cfg->dvr_flags & DVR_TAG_FILES));
if(cfg->dvr_postproc != NULL)
htsmsg_add_str(m, "postproc", cfg->dvr_postproc);
hts_settings_save(m, "dvr/config%s", cfg->dvr_config_name);
htsmsg_destroy(m);
dvrconfig_changed();
}
/**
*
*/
void
dvr_storage_set(dvr_config_t *cfg, const char *storage)
{
if(cfg->dvr_storage != NULL && !strcmp(cfg->dvr_storage, storage))
return;
tvh_str_set(&cfg->dvr_storage, storage);
dvr_save(cfg);
}
/**
*
*/
void
dvr_postproc_set(dvr_config_t *cfg, const char *postproc)
{
if(cfg->dvr_postproc != NULL && !strcmp(cfg->dvr_postproc, postproc))
return;
tvh_str_set(&cfg->dvr_postproc, !strcmp(postproc, "") ? NULL : postproc);
dvr_save(cfg);
}
/**
*
*/
void
dvr_retention_set(dvr_config_t *cfg, int days)
{
dvr_entry_t *de;
if(days < 1 || cfg->dvr_retention_days == days)
return;
cfg->dvr_retention_days = days;
/* Also, rearm all timres */
LIST_FOREACH(de, &dvrentries, de_global_link)
if(de->de_sched_state == DVR_COMPLETED)
gtimer_arm_abs(&de->de_timer, dvr_timer_expire, de,
de->de_stop + cfg->dvr_retention_days * 86400);
dvr_save(cfg);
}
/**
*
*/
void
dvr_flags_set(dvr_config_t *cfg, int flags)
{
if(cfg->dvr_flags == flags)
return;
cfg->dvr_flags = flags;
dvr_save(cfg);
}
/**
*
*/
void
dvr_extra_time_pre_set(dvr_config_t *cfg, int d)
{
if(cfg->dvr_extra_time_pre == d)
return;
cfg->dvr_extra_time_pre = d;
dvr_save(cfg);
}
/**
*
*/
void
dvr_extra_time_post_set(dvr_config_t *cfg, int d)
{
if(cfg->dvr_extra_time_post == d)
return;
cfg->dvr_extra_time_post = d;
dvr_save(cfg);
}
/**
*
*/
static void
dvr_query_add_entry(dvr_query_result_t *dqr, dvr_entry_t *de)
{
if(dqr->dqr_entries == dqr->dqr_alloced) {
/* Need to alloc more space */
dqr->dqr_alloced = MAX(100, dqr->dqr_alloced * 2);
dqr->dqr_array = realloc(dqr->dqr_array,
dqr->dqr_alloced * sizeof(dvr_entry_t *));
}
dqr->dqr_array[dqr->dqr_entries++] = de;
}
/**
*
*/
void
dvr_query(dvr_query_result_t *dqr)
{
dvr_entry_t *de;
memset(dqr, 0, sizeof(dvr_query_result_t));
LIST_FOREACH(de, &dvrentries, de_global_link)
dvr_query_add_entry(dqr, de);
}
/**
*
*/
void
dvr_query_free(dvr_query_result_t *dqr)
{
free(dqr->dqr_array);
}
/**
* Sorting functions
*/
static int
dvr_sort_start_descending(const void *A, const void *B)
{
dvr_entry_t *a = *(dvr_entry_t **)A;
dvr_entry_t *b = *(dvr_entry_t **)B;
return b->de_start - a->de_start;
}
/**
*
*/
void
dvr_query_sort(dvr_query_result_t *dqr)
{
int (*sf)(const void *a, const void *b);
if(dqr->dqr_array == NULL)
return;
sf = dvr_sort_start_descending;
qsort(dqr->dqr_array, dqr->dqr_entries, sizeof(dvr_entry_t *), sf);
}
/**
*
*/
off_t
dvr_get_filesize(dvr_entry_t *de)
{
struct stat st;
if(de->de_filename == NULL)
return 0;
if(stat(de->de_filename, &st) != 0)
return 0;
return st.st_size;
}
/**
*
*/
static struct strtab priotab[] = {
{ "important", DVR_PRIO_IMPORTANT },
{ "high", DVR_PRIO_HIGH },
{ "normal", DVR_PRIO_NORMAL },
{ "low", DVR_PRIO_LOW },
{ "unimportant", DVR_PRIO_UNIMPORTANT },
};
dvr_prio_t
dvr_pri2val(const char *s)
{
return str2val_def(s, priotab, DVR_PRIO_NORMAL);
}
const char *
dvr_val2pri(dvr_prio_t v)
{
return val2str(v, priotab) ?: "invalid";
}
/**
*
*/
void
dvr_entry_delete(dvr_entry_t *de)
{
if(de->de_filename != NULL) {
if(unlink(de->de_filename) && errno != ENOENT)
tvhlog(LOG_WARNING, "dvr", "Unable to remove file '%s' from disk -- %s",
de->de_filename, strerror(errno));
/* Also delete directories, if they were created for the recording and if they are empty */
dvr_config_t *cfg = dvr_config_find_by_name_default(de->de_config_name);
char path[500];
snprintf(path, sizeof(path), "%s", cfg->dvr_storage);
if(cfg->dvr_flags & DVR_DIR_PER_TITLE || cfg->dvr_flags & DVR_DIR_PER_CHANNEL || cfg->dvr_flags & DVR_DIR_PER_DAY) {
char *p;
int l;
l = strlen(de->de_filename);
p = alloca(l + 1);
memcpy(p, de->de_filename, l);
p[l--] = 0;
for(; l >= 0; l--) {
if(p[l] == '/') {
p[l] = 0;
if(strncmp(p, cfg->dvr_storage, strlen(p)) == 0)
break;
if(rmdir(p) == -1)
break;
}
}
}
}
dvr_entry_remove(de);
}
/**
*
*/
void
dvr_entry_cancel_delete(dvr_entry_t *de)
{
switch(de->de_sched_state) {
case DVR_SCHEDULED:
dvr_entry_remove(de);
break;
case DVR_RECORDING:
de->de_dont_reschedule = 1;
dvr_stop_recording(de, SM_CODE_ABORTED);
case DVR_COMPLETED:
dvr_entry_delete(de);
break;
case DVR_MISSED_TIME:
dvr_entry_remove(de);
break;
default:
abort();
}
}
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