// ==UserScript==
// @name        video auto size (kissanime)
// @description resize the video to pixel format size
// @namespace   gnblizz
// @homepageURL https://greasyfork.org/en/scripts/25492-video-auto-size-kissanime
// @include     http://kissanime.io/*
// @include     https://kissanime.io/*
// @include     http://kissanime.ru/*
// @exclude     http://kissanime.ru/xyz/check.aspx
// @include     https://openload.co/embed/*
// @include     https://www.rapidvideo.com/*
// @version     1.05
// @grant       none
// @compatible  firefox
// @compatible  chrome
// @downloadURL none
// ==/UserScript==

//console.log('loaded video auto size at:', location.hostname);
var video = fn('VIDEO'), container, isTop=window.self==window.top;

switch(location.hostname) {
case 'kissanime.ru':
  if(!isTop) break;
  if(video) {
    //console.log('static video');
    RunIfVideoReady(setSizeNow);
  } else {
    container = fn('?#divContentVideo>iframe');
    if(container) {
      //console.log('video in iframe');
      window.addEventListener('message', receiveMessage, false);
      var div = nn('DIV', 0, container.parentNode.parentNode.parentNode), resolutions = '1200x800/800x600/640x480'.split('/');
      while(resolutions.length) {
        nn('BUTTON', { type: 'button', TEXT: resolutions.shift() }, div).onclick = SetResolution;
      }
      nn('STYLE', { TEXT: '#adsIfrme button{margin: 2px 10px; background-color: #393939; color: #ccc; border: 1px solid #666666;}' }, div);
    } else {
      var h = setInterval(function() {
        video = fn('VIDEO');
        if(video) {
          //console.log('delayed video');
          clearInterval(h);
          RunIfVideoReady(setSizeNow);
        }
      }, 500);
    }
  }
  break;
case 'kissanime.io':
  if(!isTop) break;
  setTimeout(function() {
    var myPlayer = videojs('player_html5' + (player_reload || ''));
    myPlayer.ready(function () {
      video = fn('VIDEO');
      RunIfVideoReady(function(){
        var w = video.videoWidth, h = video.videoHeight, i = 'px!important';
        showVideoSizeInfo(video);
        SetStyle(
          'video',{objectPosition:'center top'},
          'div#container',{width:(w+40)+i},
          'div#player_html5,div#player_container',{width:(w)+i,height:(h+39)+i},
          'div#centerDivVideo',{maxWidth:'unset'},
          'iframe#videoAd,a.closeVideoAd{display:none!important;}').id = 'autosizestyle';
      });
    });
  }, 3000);
  break;
case 'openload.co':
  if(isTop) break;
  RunIfVideoReady(function() {
    video.style.objectPosition = 'center top';
    showVideoSizeInfo(video);
    if(!document.referrer || document.referrer.startsWith('http://kissanime.ru/'))
      window.top.postMessage('videoformat'+ [video.videoWidth, video.videoHeight].join('x'), 'http://kissanime.ru');
  });
  setTimeout(function() { window.popAdsLoaded = 1; fn('#videooverlay').click(); }, 1000);// this should deal with
  setTimeout(function() { fn('.vjs-poster').click(); window.BetterJsPop.destroy(); }, 2000); // the click thieves.
  break;
case 'www.rapidvideo.com':
  if(isTop) break;
  RunIfVideoReady(function() {
    SetStyle('video', {objectPosition: 'center top', objectFit: 'none !important', backgroundColor: '#111111'});
    showVideoSizeInfo(video);
    if(!document.referrer || document.referrer.startsWith('http://kissanime.ru/'))
      window.top.postMessage('videoformat'+ [video.videoWidth, video.videoHeight].join('x'), 'http://kissanime.ru');
  });
  break;
}

function RunIfVideoReady(cb) {
  if(!video) video = fn('VIDEO');
  if(video.readyState) cb(); else video.onloadedmetadata = cb;
}

function SetResolution(event) { // button onclick handler
  window.top.postMessage('videoformat' + this.textContent, 'http://kissanime.ru');
}

function receiveMessage(event) {
  //console.log('received:', event.data);
  if(typeof event.data == 'string') switch(event.data.slice(0,11)) {
  case 'videoformat':
    var m = event.data.match(/(\d+)x(\d+)$/);
    if(m) {
      video = { videoWidth: parseInt(m[1]), videoHeight: parseInt(m[2])};
      setSizeNow(event);
    }
  }
}

function setSizeNow(event) {
 //try{
  var obj, videoWidth = video.videoWidth, videoHeight = video.videoHeight;
  //console.log('videoformat:', videoWidth, videoHeight);
  if(container) {
    video = container;
    video.style.width = '100%';
    video.style.height = '100%';
  } else {
    showVideoSizeInfo(video);
    video.style.objectPosition = 'center top';
  }
  obj = video.parentNode;
  var origWidth = parseInt(obj.style.width), origHeight = parseInt(obj.style.height);
  if(!origWidth) throw 'no width found!'; if(!origHeight) throw 'no height found!';
  var deltaWidth = videoWidth - origWidth, deltaHeight = videoHeight+30 - origHeight;
  do {
    var w = parseInt(obj.style.width), h = parseInt(obj.style.height);
    if(w) obj.style.width = (w + deltaWidth)+'px';
    if(h) obj.style.height = (h + deltaHeight)+'px';
    obj = obj.parentNode;
  } while(obj.id != 'containerRoot' && obj.tagName != 'BODY');
  obj = document.querySelectorAll('.divCloseBut>a');
  for(var i of obj) { i.click(); }
 //}catch(e){console.log(e);}
}

function showVideoSizeInfo(video) {
  var div = nn('DIV', { TEXT: video.videoWidth + 'x' + video.videoHeight, style:{ position: 'absolute', top: 1, left: 2, textShadow: '1px 1px black', fontSize: 'large', fontWeight: 'bold'}}, video.parentNode);
  console.info('video size', div.textContent);
  setTimeout(function() { rn(div); }, 10000);
}

// new node
function nn(name, attributes, insertion) {
  var a = name.split('.'), i = a.shift().split('#'), node = document.createElement(i.shift());
  if(i[0]) node.id = i[0];
  if(a[0]) node.className = a.join(' ');
  if(attributes) {
    var names = Object.keys(attributes);
    for(name of names) {
      var value = attributes[name];
      switch(name) {
      case 'TEXT':
        node.textContent = value;
        break;
      case 'HTML':
        node.innerHTML = value;
        break;
      case 'style':
        if(typeof value == 'object')
          value = ConvertCSS(value);
      default:
        node.setAttribute(name, value);
      }
    }
  }
  if(insertion) {
  if(insertion.appendChild) insertion.appendChild(node);
  else {
  i = Object.keys(insertion)[0];
  if(i) {
    a = insertion[i];
    switch(i) {
    case 'append': a.appendChild(node); break;
    case 'insert': a.insertBefore(node, a.firstChild); break;
    case 'before': a.parentNode.insertBefore(node, a); break;
    case 'after': a.parentNode.insertBefore(node, a.nextSibling); break;
    }
  }}}
  return node;
}

// find node
function fn(name, parent) {
  if(!parent) parent = document;
  switch(name.charAt(0)) {
  case '#': return parent.getElementById(name.slice(1));
  case '.': return parent.getElementsByClassName(name.slice(1))[0];
  case '?': return parent.querySelector(name.slice(1));
  }
  return parent.getElementsByTagName(name)[0];
}

// remove node
function rn(node) {
  if(typeof(node)=='string') node = fn(node);
  if(node) return node.parentNode.removeChild(node);
}

// CSS
function SetStyle() {
  var i = 0, style = '', t;
  do {
    style += arguments[i++];
    t = arguments[i++];
    switch(typeof t) {
    case 'object':
      t = ConvertCSS(t);
    case 'string':
      style += '{' + t + '}\n';
    }
  } while(i < arguments.length);
  return nn('STYLE', { TEXT: style }, document.head);
}

function ConvertCSS(def) {
  var names = Object.keys(def), style = '', name, value;
  for(name of names) {
    value = def[name];
    if(typeof value == 'number' && name != 'zIndex') value += 'px';
    style += name.replace(/([A-Z])/g, '-$1').toLowerCase().concat(': ', value, '; ');
  }
  return style.trimRight();
}

// public domain by gnblizz
// contact me with my username + '@web.de'