AzuraCast/src/Entity/StationPlaylist.php

737 lines
17 KiB
PHP

<?php
namespace App\Entity;
use Doctrine\Common\Collections\ArrayCollection;
use Doctrine\Common\Collections\Collection;
use Doctrine\ORM\Mapping as ORM;
use Cake\Chronos\Chronos;
use DateTime;
/**
* @ORM\Table(name="station_playlists")
* @ORM\Entity
* @ORM\HasLifecycleCallbacks
*/
class StationPlaylist
{
use Traits\TruncateStrings;
public const TYPE_DEFAULT = 'default';
public const TYPE_SCHEDULED = 'scheduled';
public const TYPE_ONCE_PER_X_SONGS = 'once_per_x_songs';
public const TYPE_ONCE_PER_X_MINUTES = 'once_per_x_minutes';
public const TYPE_ONCE_PER_DAY = 'once_per_day';
public const TYPE_ADVANCED = 'custom';
public const SOURCE_SONGS = 'songs';
public const SOURCE_REMOTE_URL ='remote_url';
public const REMOTE_TYPE_STREAM = 'stream';
public const REMOTE_TYPE_PLAYLIST = 'playlist';
public const ORDER_RANDOM = 'random';
public const ORDER_SHUFFLE = 'shuffle';
public const ORDER_SEQUENTIAL = 'sequential';
/**
* @ORM\Column(name="id", type="integer")
* @ORM\Id
* @ORM\GeneratedValue(strategy="IDENTITY")
* @var int
*/
protected $id;
/**
* @ORM\Column(name="station_id", type="integer")
* @var int
*/
protected $station_id;
/**
* @ORM\ManyToOne(targetEntity="Station", inversedBy="playlists")
* @ORM\JoinColumns({
* @ORM\JoinColumn(name="station_id", referencedColumnName="id", onDelete="CASCADE")
* })
* @var Station
*/
protected $station;
/**
* @ORM\Column(name="name", type="string", length=200)
* @var string
*/
protected $name;
/**
* @ORM\Column(name="type", type="string", length=50)
* @var string
*/
protected $type = self::TYPE_DEFAULT;
/**
* @ORM\Column(name="source", type="string", length=50)
* @var string
*/
protected $source = self::SOURCE_SONGS;
/**
* @ORM\Column(name="playback_order", type="string", length=50)
* @var string
*/
protected $order = self::ORDER_SHUFFLE;
/**
* @ORM\Column(name="remote_url", type="string", length=255, nullable=true)
* @var string|null
*/
protected $remote_url;
/**
* @ORM\Column(name="remote_type", type="string", length=25, nullable=true)
* @var string|null
*/
protected $remote_type = self::REMOTE_TYPE_STREAM;
/**
* @ORM\Column(name="is_enabled", type="boolean")
* @var bool
*/
protected $is_enabled = true;
/**
* @ORM\Column(name="play_per_songs", type="smallint")
* @var int
*/
protected $play_per_songs = 0;
/**
* @ORM\Column(name="play_per_minutes", type="smallint")
* @var int
*/
protected $play_per_minutes = 0;
/**
* @ORM\Column(name="schedule_start_time", type="smallint")
* @var int
*/
protected $schedule_start_time = 0;
/**
* @ORM\Column(name="schedule_end_time", type="smallint")
* @var int
*/
protected $schedule_end_time = 0;
/**
* @ORM\Column(name="schedule_days", type="string", length=50, nullable=true)
* @var string
*/
protected $schedule_days;
/**
* @ORM\Column(name="play_once_time", type="smallint")
* @var int
*/
protected $play_once_time = 0;
/**
* @ORM\Column(name="play_once_days", type="string", length=50, nullable=true)
* @var string
*/
protected $play_once_days;
/**
* @ORM\Column(name="weight", type="smallint")
* @var int
*/
protected $weight = 3;
/**
* @ORM\Column(name="include_in_requests", type="boolean")
* @var bool
*/
protected $include_in_requests = true;
/**
* @ORM\Column(name="include_in_automation", type="boolean")
* @var bool
*/
protected $include_in_automation = false;
/**
* @ORM\OneToMany(targetEntity="StationPlaylistMedia", mappedBy="playlist", fetch="EXTRA_LAZY")
* @ORM\OrderBy({"weight" = "ASC"})
* @var Collection
*/
protected $media_items;
public function __construct(Station $station)
{
$this->station = $station;
$this->media_items = new ArrayCollection;
}
/**
* @return int
*/
public function getId(): int
{
return $this->id;
}
/**
* @return Station
*/
public function getStation(): Station
{
return $this->station;
}
/**
* @return string
*/
public function getName(): string
{
return $this->name;
}
/**
* @return string
*/
public function getShortName(): string
{
return Station::getStationShortName($this->name);
}
/**
* @param string $name
*/
public function setName(string $name): void
{
$this->name = $this->_truncateString($name, 200);
}
/**
* @return string
*/
public function getType(): string
{
return $this->type;
}
/**
* @param string $type
*/
public function setType(string $type): void
{
$this->type = $type;
}
/**
* @return string
*/
public function getSource(): string
{
return $this->source;
}
/**
* @param string $source
*/
public function setSource(string $source): void
{
$this->source = $source;
}
/**
* @return string
*/
public function getOrder(): string
{
return $this->order;
}
/**
* @param string $order
*/
public function setOrder(string $order): void
{
$this->order = $order;
}
/**
* @return null|string
*/
public function getRemoteUrl(): ?string
{
return $this->remote_url;
}
/**
* @param null|string $remote_url
*/
public function setRemoteUrl(?string $remote_url): void
{
$this->remote_url = $remote_url;
}
/**
* @return string
*/
public function getRemoteType(): ?string
{
return $this->remote_type;
}
/**
* @param null|string $remote_type
*/
public function setRemoteType(?string $remote_type): void
{
$this->remote_type = $remote_type;
}
/**
* @return bool
*/
public function getIsEnabled(): bool
{
return $this->is_enabled;
}
/**
* Indicates whether a playlist is enabled and has content which can be scheduled by an AutoDJ scheduler.
*
* @return bool
*/
public function isPlayable(): bool
{
if (!$this->is_enabled) {
return false;
}
if (self::SOURCE_SONGS === $this->source) {
return ($this->media_items->count() > 0);
}
return true;
}
/**
* @param bool $is_enabled
*/
public function setIsEnabled(bool $is_enabled): void
{
$this->is_enabled = $is_enabled;
}
/**
* @return int
*/
public function getPlayPerSongs(): int
{
return $this->play_per_songs;
}
/**
* @param int $play_per_songs
*/
public function setPlayPerSongs(int $play_per_songs): void
{
$this->play_per_songs = $play_per_songs;
}
/**
* @return int
*/
public function getPlayPerMinutes(): int
{
return $this->play_per_minutes;
}
/**
* @param int $play_per_minutes
*/
public function setPlayPerMinutes(int $play_per_minutes): void
{
$this->play_per_minutes = $play_per_minutes;
}
/**
* @return int
*/
public function getScheduleStartTime(): int
{
return (int)$this->schedule_start_time;
}
/**
* @return string
*/
public function getScheduleStartTimeText(): string
{
return self::formatTimeCodeForInput($this->schedule_start_time);
}
/**
* @param int $schedule_start_time
*/
public function setScheduleStartTime(int $schedule_start_time): void
{
$this->schedule_start_time = $schedule_start_time;
}
/**
* @return int
*/
public function getScheduleEndTime(): int
{
return (int)$this->schedule_end_time;
}
/**
* @return string
*/
public function getScheduleEndTimeText(): string
{
return self::formatTimeCodeForInput($this->schedule_end_time);
}
/**
* @param int $schedule_end_time
*/
public function setScheduleEndTime(int $schedule_end_time): void
{
$this->schedule_end_time = $schedule_end_time;
}
/**
* @return int Get the duration of scheduled play time in seconds (used for remote URLs of indeterminate length).
*/
public function getScheduleDuration(): int
{
if (self::TYPE_SCHEDULED !== $this->type) {
return 0;
}
$start_time = self::getTimestamp($this->schedule_start_time);
$end_time = self::getTimestamp($this->schedule_end_time);
if ($start_time > $end_time) {
return 86400 - ($start_time - $end_time);
}
return $end_time - $start_time;
}
/**
* @return array|null
*/
public function getScheduleDays(): ?array
{
return (!empty($this->schedule_days)) ? explode(',', $this->schedule_days) : null;
}
/**
* @param array $schedule_days
*/
public function setScheduleDays($schedule_days): void
{
$this->schedule_days = implode(',', (array)$schedule_days);
}
/**
* Returns whether the playlist is scheduled to play according to schedule rules.
*
* @param Chronos|null $now
* @return bool
*/
public function canPlayScheduled(Chronos $now = null): bool
{
if ($now === null) {
$now = Chronos::now(new \DateTimeZone('UTC'));
}
$day_to_check = (int)$now->format('N');
$current_timecode = self::getCurrentTimeCode($now);
$schedule_start_time = $this->getScheduleStartTime();
$schedule_end_time = $this->getScheduleEndTime();
// Handle all-day playlists.
if ($schedule_start_time === $schedule_end_time) {
return $this->canPlayScheduledOnDay($day_to_check);
}
// Special handling for playlists ending at midnight (hour code "000").
if (0 === $schedule_end_time) {
$schedule_end_time = 2400;
}
// Handle overnight playlists that stretch into the next day.
if ($schedule_end_time < $schedule_start_time) {
if ($current_timecode <= $schedule_end_time) {
// Check the previous day, since it's before the end time.
$day_to_check = (1 === $day_to_check) ? 7 : $day_to_check - 1;
} else if ($current_timecode < $schedule_start_time) {
// The playlist shouldn't be playing before the start time on the current date.
return false;
}
return $this->canPlayScheduledOnDay($day_to_check);
}
// Non-overnight playlist check
return $this->canPlayScheduledOnDay($day_to_check) &&
($current_timecode >= $schedule_start_time && $current_timecode <= $schedule_end_time);
}
/**
* Given a day code (1-7) a-la date('N'), return if the playlist can be played on that day.
*
* @param int $day_to_check
* @return bool
*/
public function canPlayScheduledOnDay($day_to_check): bool
{
$play_once_days = $this->getScheduleDays();
return empty($play_once_days)
|| in_array($day_to_check, $play_once_days);
}
/**
* @return int
*/
public function getPlayOnceTime(): int
{
return $this->play_once_time;
}
/**
* @return string
*/
public function getPlayOnceTimeText(): string
{
return self::formatTimeCodeForInput($this->play_once_time);
}
/**
* @param int $play_once_time
*/
public function setPlayOnceTime(int $play_once_time): void
{
$this->play_once_time = $play_once_time;
}
/**
* @return array
*/
public function getPlayOnceDays(): array
{
return explode(',', $this->play_once_days);
}
/**
* @param array $play_once_days
*/
public function setPlayOnceDays($play_once_days): void
{
$this->play_once_days = implode(',', (array)$play_once_days);
}
/**
* Returns whether the playlist is scheduled to play once.
* @return bool
*/
public function canPlayOnce(): bool
{
$play_once_days = $this->getPlayOnceDays();
if (!empty($play_once_days) && !in_array(gmdate('N'), $play_once_days)) {
return false;
}
$current_timecode = self::getCurrentTimeCode();
$playlist_play_time = $this->getPlayOnceTime();
$playlist_diff = $current_timecode - $playlist_play_time;
return ($playlist_diff > 0 && $playlist_diff <= 15);
}
/**
* @return int
*/
public function getWeight(): int
{
return $this->weight;
}
/**
* @param int $weight
*/
public function setWeight(int $weight): void
{
$this->weight = $weight;
}
/**
* @return bool
*/
public function getIncludeInRequests(): bool
{
return $this->include_in_requests;
}
/**
* Indicates whether this playlist can be used as a valid source of requestable media.
*
* @return bool
*/
public function isRequestable(): bool
{
return ($this->is_enabled && $this->include_in_requests);
}
/**
* @param bool $include_in_requests
*/
public function setIncludeInRequests(bool $include_in_requests): void
{
$this->include_in_requests = $include_in_requests;
}
/**
* @return bool
*/
public function getIncludeInAutomation(): bool
{
return $this->include_in_automation;
}
/**
* @param bool $include_in_automation
*/
public function setIncludeInAutomation(bool $include_in_automation): void
{
$this->include_in_automation = $include_in_automation;
}
/**
* @return Collection
*/
public function getMediaItems(): Collection
{
return $this->media_items;
}
/**
* Export the playlist into a reusable format.
*
* @param string $file_format
* @param bool $absolute_paths
* @return string
*/
public function export($file_format = 'pls', $absolute_paths = false): string
{
$media_path = ($absolute_paths) ? $this->station->getRadioMediaDir().'/' : '';
switch($file_format)
{
case 'm3u':
$playlist_file = [];
foreach ($this->media_items as $media_item) {
$media_file = $media_item->getMedia();
$media_file_path = $media_path . $media_file->getPath();
$playlist_file[] = $media_file_path;
}
return implode("\n", $playlist_file);
break;
case 'pls':
default:
$playlist_file = [
'[playlist]',
];
$i = 0;
foreach($this->media_items as $media_item) {
$i++;
$media_file = $media_item->getMedia();
$media_file_path = $media_path . $media_file->getPath();
$playlist_file[] = 'File'.$i.'='.$media_file_path;
$playlist_file[] = 'Title'.$i.'='.$media_file->getArtist().' - '.$media_file->getTitle();
$playlist_file[] = 'Length'.$i.'='.$media_file->getLength();
$playlist_file[] = '';
}
$playlist_file[] = 'NumberOfEntries='.$i;
$playlist_file[] = 'Version=2';
return implode("\n", $playlist_file);
break;
}
}
/**
* Given a time code i.e. "2300", return a UNIX timestamp that can be used to format the time for display.
*
* @param string|int $time_code
* @return int
*/
public static function getTimestamp($time_code): int
{
return self::getDateTime($time_code)
->getTimestamp();
}
/**
* Given a time code i.e. "2300", return a time suitable for HTML5 inputs, i.e. "23:00".
*
* @param string|int $time_code
* @return string
*/
public static function formatTimeCodeForInput($time_code): string
{
$now = Chronos::now(new \DateTimeZone(date_default_timezone_get()));
return self::getDateTime($time_code, $now)
->format('H:i');
}
/**
* Return a \DateTime object (or null) for a given time code, by default in the UTC time zone.
*
* @param string|int $time_code
* @param Chronos|null $now
* @return Chronos
*/
public static function getDateTime($time_code, Chronos $now = null): Chronos
{
if ($now === null) {
$now = Chronos::now(new \DateTimeZone('UTC'));
}
$time_code = str_pad($time_code, 4, '0', STR_PAD_LEFT);
return $now->setTime(substr($time_code, 0, 2), substr($time_code, 2));
}
/**
* Return the current UTC time in "time code" style.
*
* @param Chronos|null $now
* @return int
*/
public static function getCurrentTimeCode(Chronos $now = null): int
{
if ($now === null) {
$now = Chronos::now(new \DateTimeZone('UTC'));
}
return $now->format('Hi');
}
}