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initial support for media session api #140

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initial support for media session api #140

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557bb46
initial support for media session api
paradix Jun 11, 2021
f7818c1
further changes for media session
paradix Jun 15, 2021
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70 changes: 70 additions & 0 deletions playlist-mini.php
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -160,6 +160,64 @@ function evaluateStatus(data) {
if (document.getElementById('artist_mini').innerHTML.indexOf('tileSizePHP') < 0){
changeTileSizeInfo();
}

updateMediaSession(data);
}

function updateMediaSession(data) {
navigator.mediaSession.playbackState = data.isplaying == 1 ? "playing" : "paused"
}

function getArtworkSource(data) {
if (data.album_id) {
if (data.thumbnail) {
//temporary solution for HRA streams
return "image_crop.php?thumbnail=" + encodeURIComponent(data.thumbnail);
}
else {
return "image.php?image_id=" + data.image_id + "&quality=hq&track_id=" + data.track_id;
}
}
else if (data.thumbnail) {
return "image_crop.php?thumbnail=" + encodeURIComponent(data.thumbnail);
}
else if (data.imageFile) {
return data.imageFile;
}
else {
return "image/large_file_not_found.png";
}
}

function evaluateMediaSession(data) {

if (!this.audioTag) {
this.audioTag = document.createElement('audio');
document.body.appendChild(this.audioTag);
this.audioTag.src = "https://raw.githubusercontent.com/anars/blank-audio/master/10-seconds-of-silence.mp3";
this.audioTag.loop = true;
}

// data.artist, data.title, data.album, data.by, data.album_id, data.image_id
if (this.audioTag) {
navigator.mediaSession.metadata = new MediaMetadata({
title: data.title,
artist: data.track_artist_all,
album: data.album,
artwork: [{ src: getArtworkSource(data) }]
});

navigator.mediaSession.setActionHandler('previoustrack', () => ajaxRequest('play.php?action=prev&amp;menu=playlist'));
navigator.mediaSession.setActionHandler('nexttrack', () => ajaxRequest('play.php?action=next&amp;menu=playlist'));
navigator.mediaSession.setActionHandler('play', async () => {
ajaxRequest('play.php?action=play&amp;menu=playlist')
navigator.mediaSession.playbackState = 'playing';
});
navigator.mediaSession.setActionHandler('pause', () => {
ajaxRequest('play.php?action=pause&amp;menu=playlist')
navigator.mediaSession.playbackState = 'paused';
});
}
}


Expand All @@ -182,6 +240,10 @@ function evaluateIsplaying(isplaying, idx) {
isplaying = isplaying.state;
}
if (isplaying == 0) {
if (this.audioTag) {
this.audioTag.pause();
this.audioTagcurrentTime = 0;
}
// stop
$("#time").removeClass();
$("#time").addClass("icon-anchor");
Expand All @@ -192,6 +254,9 @@ function evaluateIsplaying(isplaying, idx) {
previous_miliseconds = 0;
}
else if (isplaying == 1) {
if (this.audioTag) {
this.audioTag.play();
}
// play
$("#time").removeClass();
$("#time").addClass("icon-anchor");
Expand All @@ -201,6 +266,9 @@ function evaluateIsplaying(isplaying, idx) {
$("#play").attr("onclick","javascript:ajaxRequest('play.php?action=pause&menu=playlist', evaluateIsplaying);");
}
else if (isplaying == 3) {
if (this.audioTag) {
this.audioTag.pause();
}
// pause
$("#time").removeClass();
$("#time").addClass("blink_me icon-anchor");
Expand Down Expand Up @@ -351,6 +419,8 @@ function evaluateTrack(data) {
else {
document.getElementById('image_container_mini').innerHTML = '<a href="playlist.php"><img id="image_in_mini" src="<?php echo 'image/'; ?>large_file_not_found.png" alt=""></a>';
}

evaluateMediaSession(data);
}

function evaluatePlaytime(data) {
Expand Down
103 changes: 98 additions & 5 deletions playlist.php
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -142,12 +142,14 @@ function evaluateStatus (data) {
<div class="pl-fld-name">year</div>

<!-- <div class="pl-fld-name">file info</div> -->
<div class="pl-track-artist"><span id="lyrics">&nbsp;</span></div>
<div id="lyrics_block">
<div class="pl-track-artist"><span id="lyrics">&nbsp;</span></div>
<div class="pl-fld-name">search</div>

</div>
<div id="favorites_block">
<div class="pl-track-favorites"><span id="favorites">&nbsp;</span></div>
<div class="pl-fld-name">favorites/blacklist</div>

</div>

</div>

Expand Down Expand Up @@ -651,9 +653,13 @@ function initialize() {
ajaxRequest('play.php?action=playlistTrack&track_id=' + track_id[<?php echo $listpos; ?>] + '&menu=playlist', evaluateTrack);
ajaxRequest('play.php?action=playlistStatus&track_id=' + track_id[<?php echo $listpos; ?>] + '&menu=playlist', evaluateStatus);
//ajaxRequest('ajax-track-version.php?track_id=' + track_id[<?php echo $listpos; ?>] + '&menu=playlist', evaluateTrackVersion);


}




function evaluateStatus(data) {

// data.hash, data.miliseconds, data.listpos, data.volume
Expand Down Expand Up @@ -684,7 +690,7 @@ function evaluateStatus(data) {
} */
var rel_file = encodeURIComponent(data.relative_file);
//console.log ("rel_file=" + rel_file);
var params = data.audio_dataformat + '&nbsp;&bull;&nbsp;' + data.audio_bits_per_sample + '&nbsp;bit - ' + data.audio_sample_rate/1000 + '&nbsp;kHz&nbsp;&bull;&nbsp;<div style="width: 6em; display: inline-flex;">' + data.audio_profile + '</div>';
var params = data.stream_source + data.audio_dataformat + '&nbsp;&bull;&nbsp;' + data.audio_bits_per_sample + '&nbsp;bit - ' + data.audio_sample_rate/1000 + '&nbsp;kHz&nbsp;&bull;&nbsp;<div style="width: 6em; display: inline-flex;">' + data.audio_profile + '</div>';
document.getElementById('parameters').innerHTML = params;


Expand All @@ -708,6 +714,15 @@ function evaluateStatus(data) {
else {
$("#saveCurrentTrack").show();
}

//move fav/blklist star when it overlaps time bar (long track/album title, etc)
var favBottom = $('#favorites_block').position().top + $('#favorites_block').outerHeight(true);
var controlTop = $('.media_control').position().top;
//console.log('bott=' + favBottom + ' top=' + controlTop);
if (favBottom > (controlTop + 7)) {
$('#lyrics_block').css("display","inline-block");
}

evaluateListpos(data.listpos);
evaluatePlaytime(data);
evaluateRepeat(data.repeat);
Expand All @@ -716,8 +731,72 @@ function evaluateStatus(data) {
evaluateVolume(data.volume);
evaluateGain(data.gain);
evaluateConsume(data);
updateMediaSession(data);
}

function updateMediaSession(data) {
navigator.mediaSession.playbackState = data.isplaying == 1 ? "playing" : "paused"

if (data.isplaying == 1) {
navigator.mediaSession.setPositionState({
duration: data.max/1000,
playbackRate: 1,
position: data.miliseconds/1000
});
}
}

function getArtworkSource(data) {
if (data.album_id) {
if (data.thumbnail) {
//temporary solution for HRA streams
return "image_crop.php?thumbnail=" + encodeURIComponent(data.thumbnail);
}
else {
return "image.php?image_id=" + data.image_id + "&quality=hq&track_id=" + data.track_id;
}
}
else if (data.thumbnail) {
return "image_crop.php?thumbnail=" + encodeURIComponent(data.thumbnail);
}
else if (data.imageFile) {
return data.imageFile;
}
else {
return "image/large_file_not_found.png";
}
}

function evaluateMediaSession(data) {

if (!this.audioTag) {
this.audioTag = document.createElement('audio');
document.body.appendChild(this.audioTag);
this.audioTag.src = "https://raw.githubusercontent.com/anars/blank-audio/master/10-seconds-of-silence.mp3";
this.audioTag.loop = true;
}

// data.artist, data.title, data.album, data.by, data.album_id, data.image_id
if (this.audioTag) {
navigator.mediaSession.metadata = new MediaMetadata({
title: data.title,
artist: data.track_artist_all,
album: data.album,
artwork: [{ src: getArtworkSource(data) }]
});

navigator.mediaSession.setActionHandler('previoustrack', () => ajaxRequest('play.php?action=prev&amp;menu=playlist'));
navigator.mediaSession.setActionHandler('nexttrack', () => ajaxRequest('play.php?action=next&amp;menu=playlist'));
navigator.mediaSession.setActionHandler('play', async () => {
ajaxRequest('play.php?action=play&amp;menu=playlist')
navigator.mediaSession.playbackState = 'playing';
});
navigator.mediaSession.setActionHandler('pause', () => {
ajaxRequest('play.php?action=pause&amp;menu=playlist')
navigator.mediaSession.playbackState = 'paused';
});
}
}

function evaluateListpos(listpos) {
if (previous_listpos != listpos) {
Expand Down Expand Up @@ -830,7 +909,12 @@ function evaluateIsplaying(isplaying, idx) {
idx = isplaying.idx;
isplaying = isplaying.state;
}

if (isplaying == 0) {
if (this.audioTag) {
this.audioTag.pause();
this.audioTagcurrentTime = 0;
}
// stop
$("#time").removeClass();
$("#time").addClass("icon-anchor");
Expand All @@ -845,6 +929,9 @@ function evaluateIsplaying(isplaying, idx) {
previous_miliseconds = 0;
}
else if (isplaying == 1) {
if (this.audioTag) {
this.audioTag.play();
}
// play
document.getElementById('track' + idx + '_play').style.visibility = 'visible';
$("#time").removeClass();
Expand All @@ -857,6 +944,9 @@ function evaluateIsplaying(isplaying, idx) {
//$('#track' + idx + '_play').show();
}
else if (isplaying == 3) {
if (this.audioTag) {
this.audioTag.pause();
}
// pause
$("#time").removeClass();
$("#time").addClass("blink_me icon-anchor");
Expand Down Expand Up @@ -986,6 +1076,7 @@ function evaluateTrack(data) {
$('#title1_wait_indicator').hide();
$('#title_wait_indicator').hide();
$('#fileInfoForDbTracks').css('visibility', 'visible');
$('#lyrics_block').css("display","block");
current_track_id = data.track_id;
current_track_mpd_url = data.track_mpd_url;
if (previous_track_id != data.track_id && data.track_id != null) {
Expand Down Expand Up @@ -1267,7 +1358,9 @@ function evaluateTrack(data) {
changeTileSizeInfo();
resizeImgContainer();
getFavoritesList(current_track_id,current_track_mpd_url);



evaluateMediaSession(data);
/* spinnerImg.stop();
$('#image').css('position', 'relative');*/
//$("#waitIndicatorImg").hide();
Expand Down