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Freesound Shortcuts

adds shortcuts to freesound

  1. // ==UserScript==
  2. // @name         Freesound Shortcuts
  3. // @namespace    http://tampermonkey.net/
  4. // @version      0.11
  5. // @description  adds shortcuts to freesound
  6. // @author       Sebastien Andary
  7. // @match        https://freesound.org/*
  8. // @grant        none
  9. // ==/UserScript==
  10. //debugger;
  11. (function() {
  12.     'use strict';
  13.     const ids = soundManager.soundIDs;
  14.     const controls = $("a.play");
  15.     const nSamples = ids.length;
  16.     const SKIP_MILLIS = 3000;
  17.     console.log("found " + nSamples + " samples");
  18.  
  19.     let current = -1;
  20.  
  21.     function toggleCurrent(){
  22.         if (current < 0 && current >= nSamples) {
  23.             console.log("cannot toggle sample state");
  24.             return;
  25.         }
  26.         var sound = getSound(current);
  27.         if (sound.playState === 0) {
  28.             sound.play();
  29.         } else if (sound.paused) {
  30.             sound.resume();
  31.         } else {
  32.             sound.pause();
  33.         }
  34.     }
  35.     function getSound(i){
  36.         return soundManager.getSoundById(ids[i]);
  37.     }
  38.     function scrollTo(i){
  39.         $("html, body").scrollTop($(controls[i]).offset().top - 80);
  40.     }
  41.     function playNext(count) {
  42.         if (current >= 0 && current < nSamples) {
  43.             stopSound(current);
  44.         }
  45.         current += count;
  46.         if (current >= nSamples) {
  47.             current -= nSamples;
  48.         }
  49.         if (current < 0) {
  50.             current += nSamples;
  51.         }
  52.         playSound(current);
  53.     }
  54.     function skipSamples(direction) {
  55.         if (current < 0 && current >= nSamples) {
  56.             console.log("cannot skip samples");
  57.             return;
  58.         }
  59.         var sound = soundManager.getSoundById(ids[current]);
  60.         if (sound.playState === 0){
  61.             sound.play();
  62.         }
  63.         if (sound.paused) {
  64.             sound.resume();
  65.         }
  66.         var pos = sound.position + direction * SKIP_MILLIS;
  67.         if (pos < 0) pos = 0;
  68.         if (pos > sound.duration) pos = sound.duration - 1;
  69.         sound.setPosition(pos);
  70.     }
  71.     function playSound(i) {
  72.         if (i >= nSamples || i < 0) {
  73.             console.log("cannot play " + i);
  74.             return;
  75.         }
  76.         console.log("play "+ i);
  77.  
  78.         switchOn($(controls[i]));
  79.         scrollTo(i);
  80.         var sound = soundManager.getSoundById(ids[i]);
  81.         sound.stop();
  82.         sound.setPosition(0);
  83.         sound.play();
  84.     }
  85.     function stopSound(i) {
  86.         if (i >= nSamples || i < 0) {
  87.             console.log("cannot stop " + i);
  88.             return;
  89.         }
  90.         console.log("stop "+ i);
  91.  
  92.         switchOff($(controls[i]));
  93.         var sound = soundManager.getSoundById(ids[i]);
  94.         sound.stop();
  95.     }
  96.     document.addEventListener('keydown', (event) => {
  97.         if (/[input|textarea|select]/i.test(event.target.tagName)) {
  98.             return false;
  99.         }
  100.         const keyName = event.key;
  101.         const ctrl = event.getModifierState("Control");
  102.         //console.log(keyName + " pressed");
  103.         if (keyName === "ArrowDown") {
  104.             event.preventDefault();
  105.             if (ctrl) {
  106.                 // next page if possible
  107.                 let link = $('.next-page > a')[0];
  108.                 if (link) link.click();
  109.             } else {
  110.                 playNext(1);
  111.             }
  112.         } else if (keyName === "ArrowUp") {
  113.             event.preventDefault();
  114.             if (ctrl) {
  115.                 // previous page if possible
  116.                 let link = $('.previous-page > a')[0];
  117.                 if (link) link.click();
  118.             } else {
  119.                 playNext(-1);
  120.             }
  121.         } else if (keyName === ' ') {
  122.             event.preventDefault();
  123.             toggleCurrent();
  124.         } else if (keyName === 'ArrowRight') {
  125.             event.preventDefault();
  126.             skipSamples(1 * (ctrl ? 10 : 1));
  127.         } else if (keyName === 'ArrowLeft') {
  128.             event.preventDefault();
  129.             skipSamples(-1 * (ctrl ? 10 : 1));
  130.         } else if (keyName === "r") {
  131.             event.preventDefault();
  132.             playNext(0);
  133.         }
  134.     });
  135.     $('.play').live('toggle', function(event) {
  136.         current = controls.index(this);
  137.     });
  138. })();

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