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class fc_Waveform_LazyLoad
{
constructor(element, options)
{
this.options = {
root: null,
rootMargin: '0px 0px',
threshold: 0.25,
...options,
};
this.element = element;
this.resources = this.element.querySelectorAll('.fc_mediafile_audio_spectrum_box');
this.init();
}
init() {
const assetsObserver = new IntersectionObserver(
this._loadCallback,
this.options
);
this._bindEvents(assetsObserver);
this.resources.forEach(resource =>
{
window.console.log('Observing: ' + resource.id); //window.console.log(resource);
assetsObserver.observe(resource);
});
}
_loadCallback(entries, assetsObserver)
{
entries.filter(entry => entry.isIntersecting).forEach(entry =>
{
window.console.log('Loading: ' + entry.target.id); //window.console.log(entry.target);
//this._lazyLoadAsset(entry.target);
fcfield_mediafile.lazyLoadAsset(entry.target);
assetsObserver.unobserve(entry.target);
});
}
_bindEvents(obj)
{
// Not working in SAFARI !!!
//obj._lazyLoadAsset = this._lazyLoadAsset.bind(this);
}
/*
// Not working in SAFARI !!!
_lazyLoadAsset(asset)
{
fcfield_mediafile.lazyLoadAsset(asset);
}
*/
}
var fcfield_mediafile = {};
var fcfield_mediafile_base_url = [];
var audio_spectrum_arr = [];
var audio_spectrum_conf = [];
fcfield_mediafile.debugToConsole = [];
fcfield_mediafile.use_native_apis = [];
fcfield_mediafile.dialog_handle = [];
fcfield_mediafile.base_url = [];
fcfield_mediafile.lazyLoadAsset = function(asset)
{
fcfield_mediafile.initValue(asset.getAttribute('data-fc_tagid'), asset.getAttribute('data-fc_fname'));
}
fcfield_mediafile.initValue = function(tagid, config_name)
{
//window.console.log(tagid);
var fnn = tagid.replace(/-/g, '_');
var file = jQuery('#custom_' + tagid + '_file-data-txt');
var loading_timer = null, progress_timer = null;
var box = jQuery('#fc_mediafile_audio_spectrum_box_' + fnn);
var slider = document.querySelector('#fc_mediafile_slider_' + fnn);
var _progressBar = box.find('.fc_mediafile_audio_spectrum_progressbar');
if (_progressBar.length)
{
var bar = _progressBar.find('.bar').get(0);
var barText = _progressBar.find('.barText').get(0);
var progressBar = box.find('.fc_mediafile_audio_spectrum_progressbar').get(0);
}
else
{
progressBar = false;
}
//var mediaPlayer = jQuery('#fc_mediafile_audio_spectrum_box_' + fnn).find('.fc_mediafile_audio_spectrum').get(0);
var keyPressedDown = function(key_event)
{
var k = key_event.keyCode;
//space = 32, enter = 13, left = 37, up = 38, right = 39, down = 40
if (k == 32 || k == 13 || k == 37 || k == 38 || k == 39 || k == 40) /*&& key_event.target.nodeName !== "WAVE"*/
{
key_event.preventDefault(); //window.console.log(key_event.target.nodeName);
// Toggle playing state
if (k == 32 || k == 13)
{
var event = document.createEvent("HTMLEvents");
event.initEvent("click", true, true);
event.eventName = "click";
audio_spectrum.backend.isPaused() ? buttons.play.dispatchEvent(event) : buttons.pause.dispatchEvent(event);
}
else if (k == 37 || k == 39)
{
audio_spectrum.skip(k == 37 ? -10 : 10);
}
else if (k == 38 || k == 40)
{
var vol = audio_spectrum.getVolume()
audio_spectrum.setVolume(k == 38 ? (vol < 0.9 ? vol + 0.1 : 1) : (vol > 0.1 ? vol - 0.1 : 0));
}
return false;
}
}
var updateTimer = function()
{
var formattedTime = secondsToTimestamp(audio_spectrum.getCurrentTime());
//jQuery('#fc_mediafile_current_time_' + fnn).text(formattedTime);
var wave = jQuery('#fc_mediafile_audio_spectrum_' + fnn + ' wave wave');
var wave_parent = wave.parent();
if (!wave_parent.find('.fccurrentTimeBox').length)
{
wave.after(jQuery('<div class="fccurrentTimeBox"></div>'));
}
var timer = wave_parent.find('.fccurrentTimeBox').get(0);
var width = wave.get(0).offsetWidth;
timer.innerHTML = formattedTime;
timer.style.left = width < timer.offsetWidth ? (width + 'px') : ((width - timer.offsetWidth - 2) + 'px');
timer.style.borderRadius = width < timer.offsetWidth ? '0 8px 8px 0' : '8px 0 0 8px';
}
var seekHandler = function(position)
{
audio_spectrum._position_ = position;
// Auto start playback if not already started once
if (audio_spectrum.backend.isPaused())
{
var event = document.createEvent("HTMLEvents");
event.initEvent("click", true, true);
event.eventName = "click";
buttons.play.dispatchEvent(event);
}
}
var secondsToTimestamp = function(seconds)
{
seconds = Math.floor(seconds);
var h = Math.floor(seconds / 3600);
var m = Math.floor((seconds - (h * 3600)) / 60);
var s = seconds - (h * 3600) - (m * 60);
h = h < 10 ? '0' + h : h;
m = m < 10 ? '0' + m : m;
s = s < 10 ? '0' + s : s;
if (h > 0)
return h + ':' + m + ':' + s;
else
return m + ':' + s;
}
var updateProgressBar = function (percent, eventTarget)
{
if (!progressBar) return;
var factor = 100;
barText.innerHTML = 'Loading : ' + percent + ' %';
//bar.style.width = (percent * factor / 100.0) + '%';
progressBar.style.opacity = '1';
progressBar.style.visibility = 'visible';
if (percent >= 100 && factor < 100)
{
var steps = 40;
var frame = 0;
loading_timer = setInterval(function ()
{
barText.innerHTML = 'Loading : ' + percent + ' %';
//bar.style.width = factor + (frame * (factor / steps)) + '%';
frame += 1;
if (frame >= steps)
{
clearInterval(loading_timer);
loading_timer = 0;
}
}, 50);
}
//window.console.log(eventTarget);
}
var stopProgressBar = function (percent)
{
if (!progressBar) return;
if (loading_timer) clearInterval(loading_timer);
if (progress_timer) clearInterval(progress_timer);
loading_timer = null;
progress_timer = null;
if (!!stopProgressBar.stopping) return;
stopProgressBar.stopping = 1;
// Hide and reset progress bar
if (!!percent)
{
barText.innerHTML = 'Loading : ' + percent + ' %';
progressBar.style.opacity = '0.75';
//bar.style.width = percent + '%';
setTimeout(function () {
stopProgressBar.stopping = 0;
progressBar.style.visibility = 'hidden';
barText.innerHTML = '';
//bar.style.width = 0;
}, 750);
}
else
{
stopProgressBar.stopping = 0;
progressBar.style.visibility = 'hidden';
bar.style.width = 0;
barText.innerHTML = '';
}
}
var dummyProgress = function ()
{
if (!progressBar) return;
var percent = 0;
if (!!!audio_spectrum.loaded)
{
progress_timer = setInterval(function ()
{
percent = percent + 2;
updateProgressBar(percent);
if (percent == 100)
{
clearInterval(progress_timer);
progress_timer = 0;
}
}, 50);
}
}
var loadFile = function ()
{
var isURL = /^(f|ht)tps?:\/\//i.test(file.data('wfpreview'));
var peaks = audio_spectrum.backend.peaks || null;
//window.console.log('Loading');
//window.console.log('isURL: ' + isURL);
//window.console.log('filename: ' + file.data('wfpreview'));
//window.console.log('Base URL: ' + fcfield_mediafile_base_url[config_name]);
isURL ? audio_spectrum.load(file.data('wfpreview'), peaks) : audio_spectrum.load(fcfield_mediafile_base_url[config_name] + '/' + file.data('wfpreview'), peaks);
audio_spectrum.drawBuffer();
}
// Imitate SoundCloud's mirror effect on the waveform. Only works on iOS. (Adapted from the wavesurfer.js demo.)
//var ctx = document.createElement('canvas').getContext('2d');
//var linGrad = ctx.createLinearGradient(0, 56, 0, 200);
//linGrad.addColorStop(0.5, 'rgba(255, 255, 255, 0.88)');
//linGrad.addColorStop(0.5, 'rgba(183, 183, 183, 0.88)');
// Create WaveSurfer object
var audio_spectrum = WaveSurfer.create({
container: '#fc_mediafile_audio_spectrum_' + fnn,
//minPxPerSec: 50,
//reflection: true,
//barWidth: 0.01,
//barHeight: 0.02,
normalize: true,
fillParent: true,
scrollParent: false,
autoCenter: true,
hideScrollbar: false,
//pixelRatio: 1,
//timeInterval: 30,
waveColor: audio_spectrum_conf[config_name]['waveColor'],
progressColor: audio_spectrum_conf[config_name]['progressColor'],
cursorColor: audio_spectrum_conf[config_name]['cursorColor'],
cursorWidth: audio_spectrum_conf[config_name]['cursorWidth'],
height: 128,
backend: 'MediaElement', //'WebAudio',
mediaControls: false,
xhr: {
format: 'jsonp',
requestHeaders: [
{
key: "crossDomain",
value: true
//key: "Origin",
//value: window.location.protocol + '//' + window.location.host + fc_root_uri
}
]
},
plugins: [
/*WaveSurfer.cursor.create({
showTime: true,
opacity: 1,
customShowTimeStyle: {
'background-color': '#000',
color: '#fff',
padding: '2px',
'font-size': '10px'
}
})*/
]
});
if (!!slider) slider.oninput = audio_spectrum.util.debounce(function()
{
window.console.log(slider.value);
var zoomLevel = parseInt(slider.value);
window.console.log('Zooming to: ' + zoomLevel);
audio_spectrum.zoom(zoomLevel);
updateTimer();
}, 200);
// Register new player to known players array
audio_spectrum_arr[audio_spectrum_arr.length] = audio_spectrum;
// Variable to check if song is loaded
audio_spectrum.loaded = false;
// Some references to methods so that the can be used externally
audio_spectrum._dummyProgress = dummyProgress;
audio_spectrum._stopProgressBar = stopProgressBar;
audio_spectrum._updateProgressBar = updateProgressBar;
jQuery('#fc_mediafile_audio_spectrum_' + fnn).data('audio_spectrum', audio_spectrum);
// Get control buttons
var controls = jQuery('#fc_mediafile_controls_' + fnn);
var buttons = {
load: controls.find('.loadBtn').get(0),
play: controls.find('.playBtn').get(0),
pause: controls.find('.pauseBtn').get(0),
stop: controls.find('.stopBtn').get(0)
}
// Create a reference of the buttons inside the player instance
audio_spectrum._buttons_ = buttons;
buttons.pause.disabled = true;
buttons.stop.disabled = true;
//buttons.play.disabled = true;
// Redraw the waveform when resizing or changing orientation. Enton Biba http://codepen.io/entonbiba/pen/VPqvME
var responsiveWave = audio_spectrum.util.debounce(function()
{
audio_spectrum.drawBuffer();
}, 150);
window.addEventListener('resize', responsiveWave);
// When window is resized update the player
/*window.addEventListener('resize', function()
{
// Get the current progress according to the cursor position
var currentProgress = audio_spectrum.getCurrentTime() / audio_spectrum.getDuration();
// Reset graph
audio_spectrum.empty();
audio_spectrum.drawBuffer();
// Set original position
audio_spectrum.seekTo(currentProgress);
// Enable/Disable respectively buttons
buttons.pause.disabled = true;
buttons.play.disabled = false;
buttons.stop.disabled = false;
}, false);*/
audio_spectrum.on('loading', function (percent, eventTarget)
{
//window.console.log('loading: (waveform is loading / calculating peaks)');
//updateProgressBar(percent, eventTarget);
});
audio_spectrum.on('waveform-ready', function()
{
//window.console.log('waveform-ready: (Peaks loading is DONE)');
//stopProgressBar(100);
});
audio_spectrum.on('finish', function()
{
audio_spectrum.seekTo(0);
audio_spectrum.pause();
buttons.pause.classList.remove('is_active');
buttons.play.focus();
buttons.pause.disabled = true;
buttons.play.disabled = false;
buttons.play.style.display = 'inline-block';
buttons.pause.style.display = 'none';
buttons.stop.style.display = 'none';
buttons.load.style.display = 'none';
});
audio_spectrum.on('ready', function()
{
//window.console.log('ready: (Player ready to play)');
//stopProgressBar(100);
// Enable buttons
buttons.play.disabled = false;
buttons.pause.disabled = false;
buttons.stop.disabled = false;
// Start playing after song is loaded
if (!audio_spectrum.loaded)
{
audio_spectrum.loaded = true;
}
// Start playing after song is loaded
if (!!audio_spectrum.start_on_ready)
{
audio_spectrum.start_on_ready = false;
!!audio_spectrum._position_ ? audio_spectrum.play(audio_spectrum._position_ * audio_spectrum.getDuration()) : audio_spectrum.play();
audio_spectrum._position_ = null;
buttons.play.disabled = true;
buttons.pause.disabled = false;
buttons.stop.disabled = false;
buttons.pause.classList.add('is_active');
buttons.play.style.display = 'none';
buttons.pause.style.display = 'inline-block';
buttons.stop.style.display = 'none';
buttons.load.style.display = 'none';
}
});
/*
* Add display of current time
*/
audio_spectrum.on('ready', updateTimer);
audio_spectrum.on('audioprocess', updateTimer);
// Need to watch for seek in addition to audioprocess as audioprocess doesn't fire (if the audio is paused)
audio_spectrum.on('seek', seekHandler);
audio_spectrum.on('error', function(e) {
console.warn(e);
});
box.get(0).addEventListener("keydown", function (event) {
return keyPressedDown(event);
}, false);
box.get(0).addEventListener("keydown", function (event) {
return keyPressedDown(event);
}, false);
buttons.play.addEventListener("keydown", function (event) {
return keyPressedDown(event);
}, false);
buttons.pause.addEventListener("keydown", function (event) {
return keyPressedDown(event);
}, false);
// Add events of playback buttons
buttons.play.addEventListener('click', function()
{
if (!!!file.data('wfpreview'))
{
alert(Joomla.JText._('FLEXI_PLEASE_UPLOAD_A_FILE'));
return;
}
// Stop all other known players
var i;
for (i = 0; i < audio_spectrum_arr.length; i++)
{
if (!audio_spectrum_arr[i].backend.isPaused())
{
// Toggle playing state
var event = document.createEvent("HTMLEvents");
event.initEvent("click", true, true);
event.eventName = "click";
audio_spectrum_arr[i]._noBtnFocus_ = 1;
audio_spectrum_arr[i]._buttons_.pause.dispatchEvent(event);
audio_spectrum_arr[i]._noBtnFocus_ = null;
}
}
// Load song when play is pressed
if (!audio_spectrum.loaded)
{
audio_spectrum.start_on_ready = true;
loadFile();
}
else
{
!!audio_spectrum._position_ ? audio_spectrum.play(audio_spectrum._position_ * audio_spectrum.getDuration()) : audio_spectrum.play();
audio_spectrum._position_ = null;
}
if (!!slider) slider.parentNode.style.display = 'inline-block';
if (!!slider) slider.parentNode.style.visibility = 'visible';
buttons.play.disabled = true;
buttons.pause.disabled = false;
buttons.stop.disabled = false;
buttons.pause.classList.add('is_active');
buttons.play.style.display = 'none';
buttons.pause.style.display = 'inline-block';
buttons.stop.style.display = 'none';
buttons.load.style.display = 'none';
buttons.pause.focus();
}, false);
buttons.pause.addEventListener('click', function()
{
audio_spectrum.pause();
buttons.pause.disabled = true;
buttons.play.disabled = false;
buttons.pause.classList.remove('is_active');
buttons.play.style.display = 'inline-block';
buttons.pause.style.display = 'none';
buttons.stop.style.display = 'none';
buttons.load.style.display = 'none';
// Do not focus when pausing due to starting another player
if (!!!audio_spectrum._noBtnFocus_) buttons.play.focus();
}, false);
buttons.stop.addEventListener('click', function()
{
audio_spectrum.stop();
buttons.pause.disabled = true;
buttons.stop.disabled = true;
buttons.play.disabled = false;
buttons.pause.classList.remove('is_active');
buttons.play.style.display = 'inline-block';
buttons.pause.style.display = 'none';
buttons.stop.style.display = 'none';
buttons.load.style.display = 'none';
buttons.play.focus();
}, false);
// Add event of load button to allow loading new files
buttons.load.addEventListener('click', function()
{
if (!!file.data('wfpreview'))
{
buttons.pause.disabled = true;
buttons.stop.disabled = true;
buttons.play.disabled = true;
loadFile();
}
buttons.play.focus();
}, false);
// Load the audio file
if (!!file.data('wfpreview'))
{
var isURL = /^(f|ht)tps?:\/\//i.test(file.data('wfpreview'));
//window.console.log('isURL: ' + isURL);
//window.console.log('filename: ' + file.data('wfpreview'));
//window.console.log('Base URL: ' + fcfield_mediafile_base_url[config_name]);
// Set peaks
var mp3Url = isURL ? file.data('wfpreview') : fcfield_mediafile_base_url[config_name] + '/' + file.data('wfpreview');
var jsonUrl = isURL ? file.data('wfpeaks') : fcfield_mediafile_base_url[config_name] + '/' + file.data('wfpeaks');
//dummyProgress();
updateProgressBar(0);
jQuery.ajax({
url: jsonUrl,
dataType: 'json',
data: {
format: 'json'
},
progress: function(t)
{
var e;
if (t.lengthComputable) e = t.loaded / t.total;
else e = t.loaded / (t.loaded + 1e6);
//window.console.log(t + ' - ' + e);
updateProgressBar(Math.round(100 * e), null);
},
success: function(response)
{
var data = response.data;
data.unshift(data[1]);
// Scale peaks
audio_spectrum.backend.peaks = data; //.map(p => p/128);
// Alternative we can load the file now ... using the peaks to avoid full download
//audio_spectrum.load(mp3Url, data);
// Do a waveform reDraw without any delay !!
audio_spectrum.drawBuffer();
// Stop progressBar but first move it to 100%
stopProgressBar(100);
}
});
}
}
fcfield_mediafile.showUploader = function(field_name_n, config_name)
{
var fnn = field_name_n.replace(/-/g, '_');
var box = jQuery('#custom_' + field_name_n + '_file-data-txt').closest('.fcfieldval_container');
box.find('.fc_files_uploader_toggle_btn').click();
}
fcfield_mediafile.fileFiltered = function(uploader, file, config_name)
{
}
fcfield_mediafile.fileUploaded = function(uploader, file, result, config_name)
{
// Get 'fc_plupload' class instance from uploader
var _this = jQuery(uploader).data('fc_plupload_instance');
try {
var response = eval(result.response);
} catch(err) {
var response = eval('(' + result.response + ')');
}
if (!!response.error)
{
alert(response.error.message);
return;
}
//window.console.log(response.data);
var file = response.data;
file.targetid = jQuery(uploader.settings.container).closest('.fcfieldval_container').find('.fc_filedata_txt').attr('id');
file.preview_url = jQuery(uploader.settings.container).find('.plupload_img_preview > img').attr('src');
fcfield_mediafile.assignFile(file.targetid, file, 0, config_name);
}
fcfield_mediafile.clearFieldUploader = function(box, config_name)
{
var upload_container = box.find('.fc_file_uploader');
var upload_instance = upload_container.data('plupload_instance');
var upBTN = box.find('.fc_files_uploader_toggle_btn');
if (upload_instance)
{
jQuery(upload_instance).data('fc_plupload_instance').clearUploader(upBTN.data('rowno'));
}
upBTN.removeClass('active');
upload_container.hide();
}
fcfield_mediafile.clearField = function(el, options, config_name)
{
var box = jQuery(el).closest('.fcfieldval_container');
var hasValue = box.find('.hasvalue').val();
var valcounter = document.getElementById('custom_' + config_name);
//if (window.console) window.console.log('valcounter: ' + valcounter.value);
options = options || {};
options.hide_image = options.hide_image || false;
options.keep_props = options.keep_props || false;
if (options.hide_image)
{
box.find('.fcfield_preview_box').hide();
}
else
{
fcfield_mediafile.clearFieldUploader(box, config_name);
box.find('.fc_mediafile_audio_spectrum').data('audio_spectrum').empty();
box.find('.fc_filedata_txt').val('');
box.find('.fc_filedata_txt_nowrap').html('');
box.find('.fc_filedata_txt').removeAttr('data-filename').removeAttr('data-wfpreview').removeAttr('data-wfpeaks');
box.find('.fc_filedata_txt').data('filename', null).data('wfpreview', null).data('wfpeaks', null);
box.find('.hasvalue').val('');
box.find('.fc_preview_thumb').attr('src', 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=');
box.find('.fc_preview_text').html('');
box.find('.fc_preview_msg').html('');
box.find('.fcfield_preview_box').hide();
if (hasValue) valcounter.value = ( valcounter.value=='' || valcounter.value=='1' ) ? '' : parseInt(valcounter.value) - 1;
//if (window.console) window.console.log('valcounter: ' + valcounter.value);
}
if (options.keep_props)
{
box.find('input, textarea').val('');
}
}
fcfield_mediafile.getFileBasename = function(str)
{
var base = new String(str).substring(str.lastIndexOf('/') + 1);
if (base.lastIndexOf(".") != -1)
{
base = base.substring(0, base.lastIndexOf("."));
}
return base;
}
fcfield_mediafile.assignFile = function(value_container_id, file, keep_modal, config_name)
{
// Decode php utf8_encode
for (const key in file) {
file[key] = decodeURIComponent(escape(file[key]));
}
// We use altname (aka title) that is by default (unless modified) same as 'filename_original'
var originalname = file.filename_original ? file.filename_original : file.filename;
var displaytitle = file.altname && (file.altname!=file.filename) ? file.altname : '-';
var text_nowrap = file.altname && (file.altname!=file.filename) ? file.filename+'<br/>'+file.altname : '';
var container = jQuery('#'+value_container_id).closest('.fcfieldval_container');
var ext = file.filename ? file.filename.split('.').pop() : '';
var baseName = fcfield_mediafile.getFileBasename(file.filename);
var waveform_preview = !file.filename ? '' : file.filename.substr(0, file.filename.lastIndexOf(".")) + '.mp3';
var waveform_peaks = !file.filename ? '' : file.filename.substr(0, file.filename.lastIndexOf(".")) + '.json';
waveform_preview = !file.filename ? '' : waveform_preview.replace(baseName, '/audio_preview/' + baseName);
waveform_peaks = !file.filename ? '' : waveform_peaks.replace(baseName, '/audio_preview/' + baseName);
var _name = file.filename;
var _url = fcfield_mediafile_base_url[config_name] + '/' + file.filename;
var isURL = /^(f|ht)tps?:\/\//i.test(_name);
var mp3Preview = isURL ? waveform_preview : fcfield_mediafile_base_url[config_name] + waveform_preview;
var jsonPeaks = isURL ? waveform_peaks : fcfield_mediafile_base_url[config_name] + waveform_peaks;
//window.console.log(mp3Preview);
//window.console.log(jsonPeaks);
container.find('.fc_fileid').val(file.id);
container.find('.fc_filedata_storage_name').html(file.filename);
container.find('.fc_filedata_txt').val(originalname).removeClass('file_unpublished').blur();
container.find('.fc_filedata_txt').removeAttr('data-filename');
container.find('.fc_filedata_txt').data('filename', file.filename);
container.find('.fc_filedata_txt').data('wfpreview', waveform_preview);
container.find('.fc_filedata_txt').data('wfpeaks', waveform_peaks);
container.find('.fc_filedata_txt_nowrap').html(text_nowrap).show();
container.find('.fc_filedata_title').html(displaytitle);
container.find('.fc_preview_thumb').attr('src', file.preview ? file.preview : 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=');
if (file.preview)
{
container.find('.fc_preview_text').html('');
if (keep_modal != 2)
{
container.find('.fcfield_preview_box').show();
fcfield_mediafile.clearFieldUploader(container, config_name);
}
}
else
{
container.find('.fc_preview_text').html(file.ext.toUpperCase());
if (container.find('.fcfield_preview_box').hasClass('auto'))
{
container.find('.fcfield_preview_box').hide();
}
}
var audio_spectrum = container.find('.fc_mediafile_audio_spectrum').data('audio_spectrum');
container.find('.fc_filetitle').val(file.altname).blur();
container.find('.fc_filelang').val(file.language).trigger('change');
container.find('.fc_filedesc').val(file.description);
// Load the audio file
if (!!file.filename)
{
audio_spectrum._dummyProgress();
jQuery.ajax({
dataType: 'json',
url: jsonPeaks
}).success(function (response)
{
var data = response.data;
data.unshift(data[1]);
// Scale peaks
audio_spectrum.backend.peaks = data; //.map(p => p/128);
// Draw peaks
setTimeout(function () {
audio_spectrum._stopProgressBar();
//audio_spectrum.load(mp3Preview, data);
audio_spectrum.drawBuffer();
}, 10);
});
}
// Increment value counter (which is optionally used as 'required' form element)
var valcounter = document.getElementById('custom_' + config_name);
if (valcounter)
{
valcounter.value = valcounter.value=='' ? '1' : parseInt(valcounter.value) + 1;
}
var remove_obj = container.find('.inlinefile-del');
remove_obj.removeAttr('checked').trigger('change');
// Close file select modal dialog
if (!keep_modal && !!fcfield_mediafile.dialog_handle[config_name])
{
fcfield_mediafile.dialog_handle[config_name].dialog('close');
}
// Re-validate
jQuery(valcounter).trigger('blur');
return true;
}