Soundcloud Disable Comments

Remove comment elements from Soundcloud waveforms.

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name           Soundcloud Disable Comments
// @description    Remove comment elements from Soundcloud waveforms.
// @namespace      http://userscripts.org/users/tim
// @include        http://soundcloud.com/*
// @include        https://soundcloud.com/*
// @copyright      2012 Tim Smart
// @license        MIT. Full license in source code.
// @version 0.0.1.20140425034613
// ==/UserScript==

// The MIT License
//
// Copyright (c) 2012 Tim Smart
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files
// (the "Software"), to deal in the Software without restriction,
// including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and
// to permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

;(function () {

// For multiple environments.
var unsafe    = unsafeWindow || window
// Find a MutationObserver constructor.
var MutationObserver  = unsafe.MutationObserver

if (!MutationObserver && unsafe.WebKitMutationObserver) {
  MutationObserver = unsafe.WebKitMutationObserver
}

// ====
// Remove comments when found

function removeComments () {
  var commentBubbles      = document.querySelectorAll('div.commentBubble')
  var commentPlaceholders = document.querySelectorAll('div.commentPlaceholder')
  var commentForms        = document.querySelectorAll('div.commentForm')
  var wrappers            = document.querySelectorAll('div.waveform__scene')
  var canvases            = null
  var element             = null

  for (var i = 0, il = commentBubbles.length; i < il; i++) {
    element = commentBubbles[i]
    element.parentNode.removeChild(element)
  }
  for (var i = 0, il = commentPlaceholders.length; i < il; i++) {
    element = commentPlaceholders[i]
    element.parentNode.removeChild(element)
  }
  for (var i = 0, il = commentForms.length; i < il; i++) {
    element = commentForms[i]
    element.parentNode.removeChild(element)
  }
  for (var i = 0, il = wrappers.length; i < il; i++) {
    element  = wrappers[i]
    canvases = element.querySelectorAll('canvas')

    if (3 === canvases.length) {
      element = canvases[1]
      element.parentNode.removeChild(element)
    }
  }
}

var observer  = new MutationObserver(removeComments)
observer.observe(document, { childList : true, subtree : true })
removeComments()

})();

/* vim: set expandtab sts=2 ts=2 sw=2 tw=80 ft=javascript :*/