UserScript/HTML5Volume.user.js at master · ForksCollection/UserScript · GitHub

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// ==UserScript==
// @name HTML5 Video Audio Default Volume
// @name:zh-CN HTML5 视频音频默认音量
// @name:zh-TW HTML5 視訊音訊預設音量
// @name:ru Громкость аудио-видео в формате HTML5 по умолчанию
// @version 1.0.3
// @author X.I.U
// @description Avoid being startled by some video/audio with default 100% volume! And support each website to remember the volume separately...
// @description:zh-CN 避免被一些默认 100% 音量的视频/音频吓一跳（或社死）！且支持各网站分别记住音量...
// @description:zh-TW 避免被一些預設 100% 音量的視訊/音訊嚇一跳（或社死）！且支援各網站分別記住音量...
// @description:ru Больше не пугайтесь при просмотре видео или прослушивании аудио со стандартной громкостью 100%! Так ещё каждый веб-сайт запоминает громкость отдельно...
// @match *://*/*
// @icon data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAALfElEQVRYhX2Xe3Bd1XXGf3vvc859X+nq6nUlW5Yly7JlI2xsYzAwtnk4ATpAxkNTHm0mnaTT/gHTTvrIBDLTpp1JUoZppqHQls5AKTR2INOWJJQSXF4x2BhsJCRZ8kuWZckPSVf3/Trn7N3RVTFpQrNn1l97n7O/vda31reWMKMPcmUJA9U8vrwHGdqCHn4HPzePaIxhVSoYbYRXrn7BeMVbCUduF6kVUXHwvQP+6amDaqDnoIompmQytaBnTmB8H5lowrjgFss48SBeI/hUEEZeudLi1ywhJEIJdL6Q8rzal/1a5SGC4XZrYBvWwEZobMdLdH6RH+z/Io1taEeh52fe8tOZbysl/ouWFvANYP7fSz4DgAEBBIL4xiS8ubmnVcTZK68aRK29Dtm8dgnZJydRW+/E2nrnp19nz+7U77+60zt0qMz07J/KxuQTwrIw4rMBCDP6wC+FIIcO34eudDdXf/7jD52Opi772lugY3AZr++hp06gz48j+waRqTWYmVHcS+chEMFeuw1hBzBzY7g/fQE9fmqBYPzBQKrpVa/R4OkCAnXlSvXnX9sIllk220BE4Z8OdHoj54YCK6Od1i2/iUmuRyDRk6NUn3+M0pv/hnf0AE40jEjEqP3oe6Rf/CGOWUTNjFKby2MP7EBtugURFWFxfOhB4+o4yfhrGAdZsxHaqZt6dNce9KXYFSPfGWS68JFqTXSqO7+MCaTqETGTwxSeeoRCOoPT2YUIhFC2jbQF/uwUatU6rPbVUM5T+OfHUO3dWKv6kSsGUIOD6PEPr+fswnanpecFZYVQhFAyjPS9Tj4xw2rcU+pJApEutWsvRjaBW8NUShilkE1JIqlUPfi6VMLNFTBVr+7KYKqJ8uEjlM+dJrR5K0L7eB+9hTd2CFrWYt33h0jH3O5Nj37TBGtgZUBkUN/6q4dQ7UmsnlW450//gU5PPRq460uQXAu+j//i99A/+UdUMoXqbMNkz2OnUkixlF4u9spe/HMTULyEaA7jXkoT2fEbQIXi838DJ4cRDXHkEjc2b0MPHdptZubGpBUbM0UfKQpBRDmKWRSD3tTMk87gddA2WGe4+dkzMD0CyQ5qP/4XVDCAvfkaLMvHamzEClpQzGDF46iuJOH1CaKr2tDZRfzhQ0Ru24NYsYrCM4/jDb+FiHdi3XU/0s3vr7WsGKxcfyPSy+bxi0UqJ8f/IriiE2vrnuWsLefQk8NoO4AMBBB9/XjDI6hQCjdTxq9WCaQ6ULaDFrIeKr3oIlv70Olz2K1xlAVaSUQojD786nKi9e5A3LBHMHn0W+LUUaS1FI9q+iZZWLhHdq/FxFbWSSfsIDIQwVw4g/GK2OuuhloNMzaCaF+DNBJtQfX8LFYigElX0OkQtZKHVy3jqwDlqWncCzPI3nU4t+2FWrH+OLHzHpRl3109memTOhqDi9NfkefHEKvWLTO+VKD68Qf4G27CueFWhJ/Df+0lVFcXJOJYnobm1ZjsJUxuFjyDjK/GNK2gND4ESuDPXcCOSaI7thPqX0ft8OtUn/oTKOQgkET39KJU4RbpZXOtNRW717p+FyRSdYT+v36H4u/fQXbfc3iRDkT3FsTGjWAWEU0OZKfAU9CyEdXVD2lQPduplmo4jkBEbMzK1VgDu5EVTe3gm1RHx6Bcxpz6YLkEO0lMYeFGi6z7eVMqhkT/ZrCb0LNT+NMTRH/nt/BLRdy3X8Nv68Lu6cZEHURjE6K3hirYeLRhDWyA4jxzH40RXJwkeuM29MpN+JcziEsz+Avz6GgcW1pYbUlEQCyHwYpSyxS7rGo+v8man4ZMATrAHf+QSt7FTkWR4QbsjlbIX8IMH0VuuAqj4piGAbhmEPPzI/injnNxMUPuwOtseOIxKKTJ7/8BTBxDdXcjO9sJdTeg01VqH4wg3CDB9bshHMKORbGolVOmeRW09dVdUxkbp3ruNM7GXnS1hK5OYSoSbBDZBcxCBtF3DcUzk6hkhGA0RmtHKx1rOkE04lbzWC1tqMRt1CZHUafPIs8H6/JsNTcgN+9YFq1qgbBUFUvnK9qrVghXCvWN8MBmivueJDtylqaeBKWJaXR4JZEtNyBWrkGt6AJboCZO4J49Rc64xGIhcgtZgm6egKhgtUQQto17WeHOLqCNj5Vowbr7q4j+Lcs1JhhEphcXLTebd0jPwpkx6Lwa++bbCR95ALecp5a6BrvrJoLdHajmMOTnKb3+BrVMntjARpzeFbz8jcfpa22gGm+kMJlm95Zu9M9+iI5G0G3d6EgIUSnjzs/gv/Icgd6rqcvz0IeYWnXc8pEtYnEe8gtXNL7xz74LehHSE3DqNP7EIdx3p5DSh7JNJePiBE/gN3Uz8NWHae5sRJYXqKQvU+raQPg7L6L3/QNMHcfp6EREGjC5LDp9GaOs5VQ/NQI93YctOxFPlwniDh/C3n47JHvrQPTBl3DHjiIDQUQ4jGhOYcqaQFuE0Nl53OnLRHfsZV33KsTxd6GlHeaP477zMl5uAWv7dkyLg6kZREsb+vgCcvPOuoaYuWNQWERs3jAuQ6nooXK6TH566cXnrjQK7uwFaoseWA3oJf2WEhEJUjm/gMgXCfdvQlFFv/R3uCND6FIRv7MfMnOIiaPoI/8NEb2kWAhfoLbdjLr2jmUv/8f+pVbkHRGNnZHum2/udxxtCn4j/vgEIjNTD4O9upfIprUYoxBKo9Z14jumTq7YYD9WayvuR++hs1lkshmha4iuNeDYiIAFMoCevIi+cJHaa29gmvsRTUn0R29g9u1D7bxxv+jrRnpD56cCkdjfV9NzpA+8A5VlLojWAczlGVTAYKXimIU8MlsjtKEXgiF0aRGdm8cEYnXm+O+/gdAGuWsP3shhTHoOEYqCCEF2DsrF5f+e/xiikUldrT6l3z+GevSaTahaZdRY6uFqxRXR1sRyzU/21Gu6OTOMfzmPd6kI8TgiX8B4imouj1QCKmVUNITJ59AnR1F77kH4ZaRnQFroMyeRW3egdt6DwIX391Gshv+4LK2jtcuLqK9t7ALjZXzH1uVM/mb/7BTRnjZEex+idQ2EAnjjR/BdF1PIoV2Bae/F/fh9dL5IYE0XUmpMNo+ev4AINSJWb0UPHa63Z7SvRN3/CHJpFHj2G4iZzAuBbTu+GWpIEGxrQ/3RnlvxG5M4kYa3Lc2u4uyFblnIE+xfAbF2RMtqZGsn/uTYUgHH+dz9eFMnqYx8gO+CEwkjhcDPF/DLHurSaeTm3RiWMsDHeuDrSFvBv3+bi08+N1Vwuj/vZWtu+dwclZlFrESoeZmZysJXoTsCjnVk8dDQBuN+n8RDD9fbcdG7leBX1iOkQjhBOHmQfKGAHW3CS6fR+QClmYuYMyPY265DtPVgtfctiw4V/GcfYfGNQzj3/u4DqlormUoZEQwuc0I//eSnY4G0wPJjmdGhw+mh0fWxNZ0037cXccPd1MXgk+GjNE/tR3+Le+YEyg5TnT6LXlwgcu1u7C99HZlsv3K2+vjvkTs2RvDe3747tm7Dy1SKvzSYPP/MLwxFAkIKEzEye2zswOXX395lJyK0fOFzRHfuglQfqPin59Nn0RNDuJk09vprkd0brmx5H7xCbfgQbrZ83OkfvN1pj0+ZmkBYNhjzCwCeffr/AsBDJyU6kqBwbPzRuTcP/GXV82lYlaJpfQ+BjVdhXX0tNKTAjvzKqKXPTeC++1NKY0c9kVz1SGzb9X8tjIdfzSFCDfUw/noA0scPuxBrwcvmmH3rQIvMm3/y0XdJS4JfIpiIUG9g+wcg6KDnZpGZNDQ0Ii5cSAtlPRHYct13axWvJNwadiiAli4iEP8VAJ89HQtR129TLiG1nos0Nt8dSOi12qi9lRq3utVqT/lirql24hW3vLBQi3d3XUqu73+PZOonBNR/WnbYSMeGTO5/Xf6ZtwDwPwtFRezQVs+sAAAAAElFTkSuQmCC
// @grant GM_registerMenuCommand
// @grant GM_unregisterMenuCommand
// @grant GM_openInTab
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_notification
// @license GPL-3.0 License
// @run-at document-start
// @namespace https://github.com/XIU2/UserScript
// ==/UserScript==

(function(){
'use strict';
varmenu_ID=[];
registerMenuCommand();// 注册脚本菜单
functionregisterMenuCommand(){
if(self!=top)return
// 如果菜单ID数组多于菜单数组，说明不是首次添加菜单，需要卸载所有脚本菜单
if(menu_ID.length>0){for(leti=0;i<menu_ID.length;i++){GM_unregisterMenuCommand(menu_ID[i]);}}
menu_ID[0]=GM_registerMenuCommand('#️⃣ 修改全局默认音量 [ '+GM_getValue('menu_defaultVolume',30)+'% ]',function(){customDefaultVolume()});
letnowVolume=' (跟随全局)'
if(localStorage.getItem('html5_xiu_currentVolume'))nowVolume=' [ '+parseInt(localStorage.getItem('html5_xiu_currentVolume'))+'% ]'
menu_ID[1]=GM_registerMenuCommand('🔁 忘记当前网站音量'+nowVolume,function(){resetCurrentVolume()});
menu_ID[2]=GM_registerMenuCommand('💬 反馈 & 建议',function(){GM_openInTab('https://github.com/XIU2/UserScript#xiu2userscript',{active: true,insert: true,setParent: true});GM_openInTab('https://greasyfork.org/zh-CN/scripts/438400/feedback',{active: true,insert: true,setParent: true});});
}

insPage();
currentPage();


// 网页本身的 Video Audio 标签
functioncurrentPage(){
document.querySelectorAll('video, audio').forEach(function(_this){
//console.log('网页本身：', _this)
isFirstEvent(_this)
})
}


// 后续动态插入的 Video Audio 标签（插入事件）
functioninsPage(){
constcallback=(mutationsList,observer)=>{
for(constmutationofmutationsList){
for(consttargetofmutation.addedNodes){
if(target.nodeType!=1)break
//console.log('所有插入：', target)
if(target.tagName==='VIDEO'||target.tagName==='AUDIO'){
//console.log('后续插入1：', target)
isFirstEvent(target)
}elseif(target.tagName==='DIV'){
target.querySelectorAll('video, audio').forEach(function(_this){
//console.log('后续插入2：', _this)
isFirstEvent(_this)
})
}
}
}
};
constobserver=newMutationObserver(callback);
observer.observe(document,{childList: true,subtree: true});
}


// 音量变化事件（记住音量）
functionvolumeChangeEvent(event){
if(event.target.muted){// 判断是否静音
localStorage.setItem('html5_xiu_currentVolume',0)
registerMenuCommand();// 修改脚本菜单
}elseif(localStorage.getItem('html5_xiu_currentVolume')||((event.target.volume*100)!==GM_getValue('menu_defaultVolume',30))){
localStorage.setItem('html5_xiu_currentVolume',event.target.volume*100)
registerMenuCommand();// 修改脚本菜单
}
}


// 判断该视频/音频元素是否已监听事件
functionisFirstEvent(target){
if(!target.controls)return;// 如果视频/音频已经有了自己的控件（即没有使用 HTML5 默认的控件），则退出
modifyVolume(target);
// 如果没有该属性，则代表是还未监听事件
if(target.dataset.html5VolumeXiu!='true'){
target.dataset.html5VolumeXiu='true'
target.addEventListener('volumechange',volumeChangeEvent);
}
}


// 修改视频音量
functionmodifyVolume(_this){
letnowVolume=parseFloat(localStorage.getItem('html5_xiu_currentVolume'));// 先看看 localStorage 有没有（即用户是否手动调整过音量）
if(!nowVolume&&nowVolume!==0)nowVolume=GM_getValue('menu_defaultVolume',30);// 如果 localStorage 没有，那就从脚本配置中获取
if(!((typeofnowVolume==='number')&&nowVolume<=100))nowVolume=30;// 如果获取到的音量数值不是数字，或大于 100，则重置为 30
//console.log(_this, _this.volume, nowVolume, nowVolume / 100)
_this.volume=nowVolume/100;// 设置音量为 0.00~1.00 范围
//console.log(_this.volume)
}


// 修改全局默认音量
functioncustomDefaultVolume(){
letnewValue=parseFloat(prompt('修改全局默认音量，不影响各网站记住的音量，当前网页需刷新后生效~\n范围：0~100 (即 0%~100%，不需要加 % 百分号)\n默认：30',GM_getValue('menu_defaultVolume',30)));
if(!Number.isNaN(newValue)&&newValue>=0&&newValue<=100){GM_setValue('menu_defaultVolume',newValue);}
registerMenuCommand();// 重新注册菜单（刷新菜单上的音量值）
}


// 忘记当前网站音量
functionresetCurrentVolume(){
if(localStorage.getItem('html5_xiu_currentVolume'))localStorage.removeItem('html5_xiu_currentVolume')// 清理 localStorage
currentPage();// 重置当前网页的音量
}
})();