149 lines
4.1 KiB
JavaScript
149 lines
4.1 KiB
JavaScript
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function showProgress(){
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$('#progress').slideDown();
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return false;
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}
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function hideProgress(){
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$('#progress').slideUp();
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return false;
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}
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function playAudio(path){
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var url='../../agenda_files/recordings/'+path;
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var win = window.open(url, '_blank');
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}
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function changeFile(fileInput){
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var file = fileInput.files[0];
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var size = file.size / (1000*1000);
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$('#uploadSize').html(size + " MB");
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if (size > 300){
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$('#uploadButton').hide();
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showError("file is too large. maximum size is 300 MB! Please use MP3, 192 kHz, CBR, 44100 Hz, 16bit");
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}else{
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$('#uploadButton').show();
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}
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}
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function showError(error){
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$('#error').html(error);
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$('#error').show();
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}
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function hideError(){
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$('#error').hide();
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}
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function showFinished(){
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$('#info').html("upload finished");
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$('#info').show();
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}
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function hideFinished(){
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$('#info').hide();
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}
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function roundSize(size){
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var MB=1000*1000;
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var value= Math.round(size*10/MB)/10;
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value+='';
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if (value.indexOf('.')<0)value+='.0';
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return value;
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}
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function uploadFile(uploadButton){
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hideFinished();
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hideError();
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showProgress();
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var request=$.ajax({
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url: 'audio_recordings.cgi',
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type: 'POST',
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data: new FormData($('#audio_recordings_upload')[0]),
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cache: false,
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contentType: false,
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processData: false,
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xhr: function() {
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var start = new Date();
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//var myXhr = $.ajaxSettings.xhr();
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var xhr = new window.XMLHttpRequest();
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if (xhr.upload) {
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var c=0;
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var oldRemaining=0;
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xhr.upload.addEventListener(
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'progress',
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function(data) {
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if (!data.lengthComputable) return;
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c++;
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var loaded=roundSize(data.loaded);
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var total=roundSize(data.total);
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$('#progressBar').attr("value", loaded);
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$('#progressBar').attr("max", total);
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if (c<2)return;
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c=0;
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var duration=(new Date().getTime() - start.getTime()) / 1000 ;
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var bitrate = loaded / duration;
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//var remaining = Math.round(bitrate * ( total - loaded) );
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var remaining = Math.round( (duration * data.total / data.loaded) - duration );
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if (oldRemaining == 0) oldRemaining = remaining;
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if (duration>30) remaining= oldRemaining*0.5 + remaining*0.5;
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oldRemaining=remaining;
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var content = loaded + " of " + total + " MB<br>";
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content += '<div class="thin">';
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content += "finished in " + Math.round(remaining) + " seconds<br>";
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content += "took " + Math.round(duration) + " seconds<br>";
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content += '</div>'
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$('#progressLabel').html(content);
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} ,
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false
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);
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}
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return xhr;
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}
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});
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request.fail(
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function(jqXHR, textStatus, errorThrown ){
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showError("error: "+errorThrown);
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hideProgress();
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hideFinished();
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}
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);
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request.done(
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function(data){
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showFinished();
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hideProgress();
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hideError();
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//setTimeout(function() { location.reload() }, 1000);
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}
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);
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}
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$( document ).ready(
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function() {
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$('#file').on( 'change',
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function(){
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changeFile( this );
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return false;
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}
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);
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$('#uploadButton').on( 'click',
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function(){
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uploadFile( this );
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return false;
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}
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);
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var number = 1+Math.floor(11 * Math.random());
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$('#progress img').attr("src", "/agenda/image/upload/bird"+number+".gif");
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}
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);
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