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Employees Hierarchy Chart using d3.js

forked from bumbeishvili's block: Employees Hierarchy Chart using d3.js

<!DOCTYPE html>
<html lang="en" >

<head>

/* ########################   DEPARTMENT INFO  ############################*/

.department-information {
  font-family: 'Roboto', sans-serif;
display:none;
  box-shadow: 0 0 5px #999999;
  position: absolute;
  max-width: 200px;
  top: 60px;
  left: 20px;
  padding: 10px;
  background-color: white;
}

.department-information .dept-name {
  color: #26a69a;
  font-weight: bold;
}

.department-information .dept-description {
  margin-top: 10px;
  color: #959b9a;
  font-size: 13px;
}

.department-information .dept-emp-count {
  margin-top: 10px;
  color: #959b9a;
  font-size: 13px;
}

/* ############################## SEARCHBOX ######################################### */

.user-search-box {
  overflow: hidden;
  position: absolute;
  right: 0;
  height: 100%;
  top: 0;
  width: 0;
  background-color: white;
  border: 1px solid #c7dddb;
  font-family: 'Roboto', sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

::-webkit-input-placeholder {
  /* WebKit, Blink, Edge */
  color: #bcbcc4;
  opacity: 0.5;
}

:-moz-placeholder {
  /* Mozilla Firefox 4 to 18 */
  color: #bcbcc4;
  opacity: 0.5;
}

::-moz-placeholder {
  /* Mozilla Firefox 19+ */
  color: #bcbcc4;
  opacity: 0.5;
}

:-ms-input-placeholder {
  /* Internet Explorer 10-11 */
  color: #bcbcc4;
  opacity: 0.5;
}

.user-search-box .input-box {
  width: 100%;
  height: 200px;
  top: 0;
  background-color: #e8efee;
}

.user-search-box .close-button-wrapper i {
  margin: 10px;
  margin-left: 9%;
  font-size: 60px;
  font-weight: 400;
  color: #aa1414;
}

.user-search-box input {
  color: gray !important;
  background-color: transparent;
  border: none;
  border-bottom: 1px solid #9e9e9e;
  border-radius: 0;
  outline: none;
  height: 3rem;
  width: 100%;
  font-size: 1rem;
  margin: 0 0 20px 0;
  padding: 0;
  box-shadow: none;
  box-sizing: content-box;
  transition: all 0.3s;
}

.user-search-box input:focus {
  border-bottom: 1px solid #26a69a;
  box-shadow: 0 1px 0 0 #26a69a;
}

.user-search-box .result-header {
  background-color: white;
  font-weight: 700;
  padding: 12px;
  color: gray;
  border-top: 2px solid #d3e8e5;
  border-bottom: 1px solid #d3e8e5;
}

.user-search-box .result-list {
  position: absolute;
  max-height: 100%;
  min-width: 100%;
  overflow: auto;
}

.user-search-box .buffer {
  width: 100%;
  height: 400px;
}

.user-search-box .list-item {
  clear: both;
  background-color: white;
  position: relative;
  background-color: white;
  width: 100%;
  height: 100px;
  border-top: 1px solid #d3e8e5;
}

.user-search-box .list-item a {
  display: inline;
  margin: 0;
}

.user-search-box .list-item .image-wrapper {
  float: left;
  width: 100px;
  height: 100px;
}

.user-search-box .list-item .image {
  width: 70px;
  height: 70px;
  margin-left: 15px;
  margin-top: 15px;
  border-radius: 5px;
}

.user-search-box .list-item .description {
  padding: 15px;
  padding-left: 0px;
  float: left;
  width: 180px;
}

.user-search-box .list-item .buttons {
  padding: 15px;
  padding-left: 0px;
  float: left;
  width: auto;
}
.user-search-box .list-item .description .name {
  font-size: 15px;
  color: #aa1414;
  font-weight: 900;
  margin: 0;
  padding: 0;
  letter-spacing: 1px;
}

.user-search-box .list-item .description .position-name {
  color: #59525b;
  letter-spacing: 1px;
  font-size: 12px;
  font-weight: 900;
  margin: 0;
  margin-top: 3px;
  padding: 0;
}

.user-search-box .list-item .description .area {
  color: #91a4a5;
  letter-spacing: 1px;
  font-size: 12px;
  font-weight: 400;
  margin: 0;
  margin-top: 3px;
  padding: 0;
}
.user-search-box .list-item .btn-locate{
  margin-top:30px;
}

.user-search-box .list-item .btn-search-box{
  font-size:10px;
}

.user-search-box .close-button-wrapper i:hover {
  color: black;
  cursor: pointer;
}

.user-search-box .input-wrapper {
  width: 80%;
  margin: 0 auto;
}

.user-search-box .input-bottom-placeholder {
  margin-top: -16px;
  color: #bcbcc4;
  letter-spacing: 1px;
}

/* ############################### Tooltip css ########################### */

.profile-image-wrapper {
  background-size: 210px;
  margin: 30px;
  border-radius: 50%;
  width: 210px;
  height: 210px;
}

.customTooltip-wrapper {
  font-family: 'Roboto', sans-serif;
  opacity: 0;
  /* NEW */
  display: none;
  position: absolute;
}

.customTooltip {
  background: white;
  box-shadow: 0 0 5px #999999;
  color: #333;
  position: absolute;
  font-size: 12px;
  left: 130px;
  text-align: center;
  top: 95px;
  z-index: 10;
  text-align: left;
}

.tooltip-hr {
  width: 70px;
  background-color: #91a4a5;
  height: 1px;
  margin-left: auto;
  margin-right: auto;
  margin-top: -17px;
  margin-bottom: 25px;
}

.tooltip-desc {
  padding-left: 10px;
  margin-top: -20px;
  margin-left: 20px;
  overflow: auto;
}

.tooltip-desc .name {
  color: #962828;
  font-weight: 900;
  letter-spacing: 1px;
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 2px;
  text-decoration: none;
}

.tooltip-desc .name:hover {
  text-decoration: underline;
}

.tooltip-desc .position {
  color: #59525b;
  letter-spacing: 1px;
  font-size: 17px;
  font-weight: 500;
  margin-bottom: 2px;
  margin-top: 0px;
}

.tooltip-desc .area {
  color: #91a4a5;
  letter-spacing: 1px;
  font-size: 16px;
  font-weight: 400;
  margin-bottom: 2px;
  margin-top: 7px;
}

.tooltip-desc .office {
  color: #91a4a5;
  line-height: 160%;
  font-size: 14px;
  font-weight: 400;
  margin-bottom: -10px;
  margin-top: -5px;
}

.tooltip-desc .tags-wrapper .title {
  display: inline-block;
  float: left;
}

.tooltip-desc .tags-wrapper .tags {
  display: inline-block;
  float: left;
}

.bottom-tooltip-hr {
  width: 100%;
  background-color: #58993e;
  height: 3px;
  margin-left: auto;
  margin-right: auto;
  margin-top: -17px;
}

.btn-tooltip-department {
  margin-top: 20px;
}

.btn.disabled {
  background-color: #DFDFDF !important;
  box-shadow: none;
  color: #9F9F9F !important;
  cursor: default;
}

.btn {
  border: none;
  border-radius: 2px;
  height: 36px;
  line-height: 36px;
  outline: 0;
  text-transform: uppercase;
  vertical-align: middle;
  -webkit-tap-highlight-color: transparent;
  text-decoration: none;
  color: #fff;
  background-color: #26a69a;
  text-align: center;
  letter-spacing: .5px;
  transition: .2s ease-out;
  cursor: pointer;
  box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.16), 0 2px 10px 0 rgba(0, 0, 0, 0.12);
}

.btn:hover {
  box-shadow: 0 5px 11px 0 rgba(0, 0, 0, 0.18), 0 4px 15px 0 rgba(0, 0, 0, 0.15);
}

.btn.disabled:hover {
  box-shadow: none;
}

/* ####################################### TAGS ###################################### */

.tags {
  list-style: none;
  margin-top: -9px;
  margin-left: 5px;
  overflow: hidden;
  padding: 0;
}

.tags-wrapper {
  font-size: 2.28rem;
  line-height: 110%;
  margin: 1.14rem 0 0.912rem 0;
}

.tags-wrapper .title {
  color: #91a4a5;
  font-size: 24px;
}

.tags li {
  float: left;
}

.tag {
  font-size: 11px;
  background: #E1ECF4;
  border-radius: 2px;
  color: ##39739d;
  display: inline-block;
  height: 20px;
  line-height: 20px;
  padding: 0 5px 0 5px;
  position: relative;
  margin: 0 5px 5px 0;
  text-decoration: none;
  -webkit-transition: color 0.2s;
}

/* #############################   Buttons  ############################################*/

.btn-search {
  top: 80px;
}

.btn-fullscreen {
  top: 20px;
}

.btn-back {
  top: 20px;
  left: 20px;
  display: none;
}

.btn-show-my-self {
  top: 50px;
}

.btn-action {
  position: absolute;
  right: 25px;
  height: 26px;
  color: white;
  background-color: #aa1414;
  border: 1px solid black;
  border-radius: 12px;
  cursor: pointer;
  font-size: 15px;
  font-family: 'Roboto', sans-serif;
}

.btn-action:focus {
  outline: 0;
  background-color: #aa1414;
}

.btn-action:hover {
  background-color: #490b0b;
}

.btn-action i {
  font-size: 14px;
}

.btn-action .icon {
  background-color: #c19e45;
  padding: 5px 6px 5px 6px;
  border-radius: 11px;
  margin-right: -7px;
}

/* ############################################## SVG ################################# */

.nodeHasChildren {
  fill: white;
}

.nodeDoesNotHaveChildren {
  fill: white;
}

.nodeRepresentsCurrentUser {
  stroke: Chartreuse;
  stroke-width: 3;
}

text {
  fill: dimgray;
}

.link {
  fill: none;
  stroke: #ccc;
  stroke-width: 1.5px;
}

.node {
  cursor: pointer;
}

.node-collapse {
  stroke: grey;
}

.node-collapse-right-rect {
  fill: #70c645;
  stroke: #70c645;
}

.node text {
  fill: white;
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 10px;
}

.node circle {
  stroke-width: 1px;
  stroke: #70c645;
  fill: #70c645;
}

.node-group .emp-name {
  fill: #962828;
  font-size: 12px;
  font-weight: 600
}

.node-group .emp-position-name {
  fill: #59525b;
  font-size: 11px;
}

.node-group .emp-area {
  fill: #91a4a5;
  font-size: 10px;
}

.node-group .emp-count,
.node-group .emp-count-icon {
  fill: #91a4a5;
  font-size: 12px;
}
    </style>

</head>

<div id="full-container">
  <button class="btn-action btn-fullscreen" onclick="params.funcs.toggleFullScreen()">Fullscreen <span class='icon'/> <i class="fa fa-arrows-alt" aria-hidden="true"></i></span></button>
  <button class="btn-action btn-show-my-self" onclick="params.funcs.showMySelf()"> Show myself <span class='icon'/> <i class="fa fa-user" aria-hidden="true"></i></span></button>

<button class=" btn-action btn-search" onclick="params.funcs.search()"> Search <span class='icon'/> <i class="fa fa-search" aria-hidden="true"></i></span></button>

<div class="department-information">
    <div class="dept-name">
      dept name
    </div>
    <div class="dept-emp-count">
      dept description test, this is department description
    </div>
     <div class="dept-description">
      dept description test, this is department description
    </div>
  </div>

<div class="user-search-box">
    <div class="input-box">
      <div class="close-button-wrapper"><i onclick="params.funcs.closeSearchBox()" class="fa fa-times" aria-hidden="true"></i></div>
      <div class="input-wrapper">
        <input type="text" class="search-input" placeholder="Search" />
        <div class="input-bottom-placeholder">By Firstname, Lastname, Tags</div>
      </div>
      <div>
      </div>
    </div>
    <div class="result-box">
      <div class="result-header"> RESULTS </div>
      <div class="result-list">

<div class="buffer"></div>
      </div>
    </div>
  </div>
  <div id="svgChart"></div>
  
</div>
  
  <script src='https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.17/d3.min.js'></script>

d3.json(params.dataLoadUrl, function(data) {
  params.data = data;
  params.pristinaData = JSON.parse(JSON.stringify(data));

drawOrganizationChart(params);
})

function drawOrganizationChart(params) {
  listen();

params.funcs.showMySelf = showMySelf;
  params.funcs.expandAll = expandAll;
  params.funcs.search = searchUsers;
  params.funcs.closeSearchBox = closeSearchBox;
  params.funcs.findInTree = findInTree;
  params.funcs.clearResult = clearResult;
  params.funcs.reflectResults = reflectResults;
  params.funcs.departmentClick = departmentClick;
  params.funcs.back = back;
  params.funcs.toggleFullScreen = toggleFullScreen;
  params.funcs.locate=locate;

var attrs = {
    EXPAND_SYMBOL: '\uf067',
    COLLAPSE_SYMBOL: '\uf068',
    selector: params.selector,
    root: params.data,
    width: params.chartWidth,
    height: params.chartHeight,
    index: 0,
    nodePadding: 9,
    collapseCircleRadius: 7,
    nodeHeight: 80,
    nodeWidth: 210,
    duration: 750,
    rootNodeTopMargin: 20,
    minMaxZoomProportions: [0.05, 3],
    linkLineSize: 180,
    collapsibleFontSize: '10px',
    userIcon: '\uf007',
    nodeStroke: "#ccc",
    nodeStrokeWidth: '1px'
  }

var dynamic = {}
  dynamic.nodeImageWidth = attrs.nodeHeight * 100 / 140;
  dynamic.nodeImageHeight = attrs.nodeHeight - 2 * attrs.nodePadding;
  dynamic.nodeTextLeftMargin = attrs.nodePadding * 2 + dynamic.nodeImageWidth
  dynamic.rootNodeLeftMargin = attrs.width / 2;
  dynamic.nodePositionNameTopMargin = attrs.nodePadding + 8 + dynamic.nodeImageHeight / 4 * 1
  dynamic.nodeChildCountTopMargin = attrs.nodePadding + 14 + dynamic.nodeImageHeight / 4 * 3

var tree = d3.layout.tree().nodeSize([attrs.nodeWidth + 40, attrs.nodeHeight]);
  var diagonal = d3.svg.diagonal()
    .projection(function(d) {
      debugger;
      return [d.x + attrs.nodeWidth / 2, d.y + attrs.nodeHeight / 2];
    });

var zoomBehaviours = d3.behavior
    .zoom()
    .scaleExtent(attrs.minMaxZoomProportions)
    .on("zoom", redraw);

var svg = d3.select(attrs.selector)
    .append("svg")
    .attr("width", attrs.width)
    .attr("height", attrs.height)
    .call(zoomBehaviours)
    .append("g")
    .attr("transform", "translate(" + attrs.width / 2 + "," + 20 + ")");

//necessary so that zoom knows where to zoom and unzoom from
  zoomBehaviours.translate([dynamic.rootNodeLeftMargin, attrs.rootNodeTopMargin]);

attrs.root.x0 = 0;
  attrs.root.y0 = dynamic.rootNodeLeftMargin;

if (params.mode != 'department') {
    // adding unique values to each node recursively
    var uniq = 1;
    addPropertyRecursive('uniqueIdentifier', function(v) {

return uniq++;
    }, attrs.root);

}

expand(attrs.root);
  if (attrs.root.children) {
    attrs.root.children.forEach(collapse);
  }

update(attrs.root);

d3.select(attrs.selector).style("height", attrs.height);

var tooltip = d3.select('body')
    .append('div')
    .attr('class', 'customTooltip-wrapper');

function update(source, param) {

// Compute the new tree layout.
    var nodes = tree.nodes(attrs.root)
      .reverse(),
      links = tree.links(nodes);

// Normalize for fixed-depth.
    nodes.forEach(function(d) {
      d.y = d.depth * attrs.linkLineSize;
    });

// Update the nodes…
    var node = svg.selectAll("g.node")
      .data(nodes, function(d) {
        return d.id || (d.id = ++attrs.index);
      });

// Enter any new nodes at the parent's previous position.
    var nodeEnter = node.enter()
      .append("g")
      .attr("class", "node")
      .attr("transform", function(d) {
        return "translate(" + source.x0 + "," + source.y0 + ")";
      })

var nodeGroup = nodeEnter.append("g")
      .attr("class", "node-group")

nodeGroup.append("rect")
      .attr("width", attrs.nodeWidth)
      .attr("height", attrs.nodeHeight)
    .attr("data-node-group-id",function(d){
      return d.uniqueIdentifier;
    })
      .attr("class", function(d) {
        var res = "";
        if (d.isLoggedUser) res += 'nodeRepresentsCurrentUser ';
        res += d._children || d.children ? "nodeHasChildren" : "nodeDoesNotHaveChildren";
        return res;
      });

var collapsiblesWrapper =
      nodeEnter.append('g')
      .attr('data-id', function(v) {
        return v.uniqueIdentifier;
      });

var collapsibleRects = collapsiblesWrapper.append("rect")
      .attr('class', 'node-collapse-right-rect')
      .attr('height', attrs.collapseCircleRadius)
      .attr('fill', 'black')
      .attr('x', attrs.nodeWidth - attrs.collapseCircleRadius)
      .attr('y', attrs.nodeHeight - 7)
      .attr("width", function(d) {
        if (d.children || d._children) return attrs.collapseCircleRadius;
        return 0;
      })

var collapsibles =
      collapsiblesWrapper.append("circle")
      .attr('class', 'node-collapse')
      .attr('cx', attrs.nodeWidth - attrs.collapseCircleRadius)
      .attr('cy', attrs.nodeHeight - 7)
      .attr("", setCollapsibleSymbolProperty);

//hide collapse rect when node does not have children
    collapsibles.attr("r", function(d) {
        if (d.children || d._children) return attrs.collapseCircleRadius;
        return 0;
      })
      .attr("height", attrs.collapseCircleRadius)

collapsiblesWrapper.append("text")
      .attr('class', 'text-collapse')
      .attr("x", attrs.nodeWidth - attrs.collapseCircleRadius)
      .attr('y', attrs.nodeHeight - 3)
      .attr('width', attrs.collapseCircleRadius)
      .attr('height', attrs.collapseCircleRadius)
      .style('font-size', attrs.collapsibleFontSize)
      .attr("text-anchor", "middle")
      .style('font-family', 'FontAwesome')
      .text(function(d) {
        return d.collapseText;
      })

collapsiblesWrapper.on("click", click);

nodeGroup.append("text")
      .attr("x", dynamic.nodeTextLeftMargin)
      .attr("y", attrs.nodePadding + 10)
      .attr('class', 'emp-name')
      .attr("text-anchor", "left")
      .text(function(d) {
        return d.name.trim();
      })
      .call(wrap, attrs.nodeWidth);

nodeGroup.append("text")
      .attr("x", dynamic.nodeTextLeftMargin)
      .attr("y", dynamic.nodePositionNameTopMargin)
      .attr('class', 'emp-position-name')
      .attr("dy", ".35em")
      .attr("text-anchor", "left")
      .text(function(d) {
         var position =  d.positionName.substring(0,27);
      if(position.length<d.positionName.length){
        position = position.substring(0,24)+'...'
      }
        return position;
      })

nodeGroup.append("text")
      .attr("x", dynamic.nodeTextLeftMargin)
      .attr("y", attrs.nodePadding + 10 + dynamic.nodeImageHeight / 4 * 2)
      .attr('class', 'emp-area')
      .attr("dy", ".35em")
      .attr("text-anchor", "left")

.text(function(d) {
      return d.area;
    })

nodeGroup.append("text")
      .attr("x", dynamic.nodeTextLeftMargin)
      .attr("y", dynamic.nodeChildCountTopMargin)
      .attr('class', 'emp-count-icon')
      .attr("text-anchor", "left")
      .style('font-family', 'FontAwesome')
      .text(function(d) {
        if (d.children || d._children) return attrs.userIcon;
      });

nodeGroup.append("text")
      .attr("x", dynamic.nodeTextLeftMargin + 13)
      .attr("y", dynamic.nodeChildCountTopMargin)
      .attr('class', 'emp-count')
      .attr("text-anchor", "left")

.text(function(d) {
      if (d.children) return d.children.length;
      if (d._children) return d._children.length;
      return;
    })

nodeGroup.append("defs").append("svg:clipPath")
      .attr("id", "clip")
      .append("svg:rect")
      .attr("id", "clip-rect")
      .attr("rx", 3)
      .attr('x', attrs.nodePadding)
      .attr('y', 2 + attrs.nodePadding)
      .attr('width', dynamic.nodeImageWidth)
      .attr('fill', 'none')
      .attr('height', dynamic.nodeImageHeight - 4)

nodeGroup.append("svg:image")
      .attr('y', 2 + attrs.nodePadding)
      .attr('x', attrs.nodePadding)
      .attr('preserveAspectRatio', 'none')
      .attr('width', dynamic.nodeImageWidth)
      .attr('height', dynamic.nodeImageHeight - 4)
      .attr('clip-path', "url(#clip)")
      .attr("xlink:href", function(v) {
        return v.imageUrl;
      })

// Transition nodes to their new position.
    var nodeUpdate = node.transition()
      .duration(attrs.duration)
      .attr("transform", function(d) {
        return "translate(" + d.x + "," + d.y + ")";
      })

//todo replace with attrs object
    nodeUpdate.select("rect")
      .attr("width", attrs.nodeWidth)
      .attr("height", attrs.nodeHeight)
      .attr('rx', 3)
      .attr("stroke", function(d){
       if(param && d.uniqueIdentifier== param.locate){
           return '#a1ceed'
        }
      return attrs.nodeStroke;
    })
      .attr('stroke-width', function(d){
       if(param && d.uniqueIdentifier== param.locate){
           return 6;
        }
      return attrs.nodeStrokeWidth})

// Transition exiting nodes to the parent's new position.
    var nodeExit = node.exit().transition()
      .duration(attrs.duration)
      .attr("transform", function(d) {
        return "translate(" + source.x + "," + source.y + ")";
      })
      .remove();

nodeExit.select("rect")
      .attr("width", attrs.nodeWidth)
      .attr("height", attrs.nodeHeight)

// Update the links…
    var link = svg.selectAll("path.link")
      .data(links, function(d) {
        return d.target.id;
      });

// Enter any new links at the parent's previous position.
    link.enter().insert("path", "g")
      .attr("class", "link")
      .attr("x", attrs.nodeWidth / 2)
      .attr("y", attrs.nodeHeight / 2)
      .attr("d", function(d) {
        var o = {
          x: source.x0,
          y: source.y0
        };
        return diagonal({
          source: o,
          target: o
        });
      });

// Transition links to their new position.
    link.transition()
      .duration(attrs.duration)
      .attr("d", diagonal)
    ;

// Transition exiting nodes to the parent's new position.
    link.exit().transition()
      .duration(attrs.duration)
      .attr("d", function(d) {
        var o = {
          x: source.x,
          y: source.y
        };
        return diagonal({
          source: o,
          target: o
        });
      })
      .remove();

// Stash the old positions for transition.
    nodes.forEach(function(d) {
      d.x0 = d.x;
      d.y0 = d.y;
    });
    
    if(param && param.locate){
      var x;
      var y;

nodes.forEach(function(d) {
        if (d.uniqueIdentifier == param.locate) {
          x = d.x;
          y = d.y;
        }
      });

// normalize for width/height
      var new_x = (-x + (window.innerWidth / 2));
      var new_y = (-y + (window.innerHeight / 2));

// move the main container g
      svg.attr("transform", "translate(" + new_x + "," + new_y + ")")
      zoomBehaviours.translate([new_x, new_y]);
      zoomBehaviours.scale(1);
    }

if (param && param.centerMySelf) {
      var x;
      var y;

nodes.forEach(function(d) {
        if (d.isLoggedUser) {
          x = d.x;
          y = d.y;
        }

});

// normalize for width/height
      var new_x = (-x + (window.innerWidth / 2));
      var new_y = (-y + (window.innerHeight / 2));

// move the main container g
      svg.attr("transform", "translate(" + new_x + "," + new_y + ")")
      zoomBehaviours.translate([new_x, new_y]);
      zoomBehaviours.scale(1);
    }

/*################  TOOLTIP  #############################*/

function getTagsFromCommaSeparatedStrings(tags) {
      return tags.split(',').map(function(v) {
        return '<li><div class="tag">' + v + '</div></li>  '
      }).join('');
    }

function tooltipContent(item) {

var strVar = "";

strVar += "  <div class=\"customTooltip\">";
      strVar += "    ";
      strVar += "    <div class=\"profile-image-wrapper\" style='background-image: url(" + item.imageUrl + ")'>";
      strVar += "    <\/div>";
      strVar += "    <div class=\"tooltip-hr\"><\/div>";
      strVar += "    <div class=\"tooltip-desc\">";
      strVar += "      <a class=\"name\" href='" + item.profileUrl + "' target=\"_blank\"> " + item.name + "<\/a>";
      strVar += "      <p class=\"position\">" + item.positionName + " <\/p>";
      strVar += "      <p class=\"area\">" + item.area + " <\/p>";
      strVar += "";
      strVar += "      <p class=\"office\">" + item.office + "<\/p>";
      strVar += "     <button class='" + (item.unit.type == 'business' ? " disabled " : "") + " btn btn-tooltip-department' onclick='params.funcs.departmentClick(" + JSON.stringify(item.unit) + ")'>" + item.unit.value + "</button>";
      strVar += "      <h4 class=\"tags-wrapper\">             <span class=\"title\"><i class=\"fa fa-tags\" aria-hidden=\"true\"><\/i>";
      strVar += "        ";
      strVar += "        <\/span>           <ul class=\"tags\">" + getTagsFromCommaSeparatedStrings(item.tags) + "<\/ul>         <\/h4> <\/div>";
      strVar += "    <div class=\"bottom-tooltip-hr\"><\/div>";
      strVar += "  <\/div>";
      strVar += "";

return strVar;

}

function tooltipHoverHandler(d) {

var content = tooltipContent(d);
      tooltip.html(content);

tooltip.transition()
        .duration(200).style("opacity", "1").style('display', 'block');
      d3.select(this).attr('cursor', 'pointer').attr("stroke-width", 50);

var y = d3.event.pageY;
      var x = d3.event.pageX;
      
      //restrict tooltip to fit in borders
      if (y < 220) {
        y += 220 - y;
        x += 130;
      }
      
      if(y>attrs.height-300){
        y-=300-(attrs.height-y);
      }

tooltip.style('top', (y - 300) + 'px')
        .style('left', (x - 470) + 'px');
    }

function tooltipOutHandler() {
      tooltip.transition()
        .duration(200)
        .style('opacity', '0').style('display', 'none');
      d3.select(this).attr("stroke-width", 5);

}

nodeGroup.on('click', tooltipHoverHandler);

nodeGroup.on('dblclick', tooltipOutHandler);

function equalToEventTarget() {
      return this == d3.event.target;
    }

d3.select("body").on("click", function() {
      var outside = tooltip.filter(equalToEventTarget).empty();
      if (outside) {
        tooltip.style('opacity', '0').style('display', 'none');
      }
    });

}

// Toggle children on click.
  function click(d) {

d3.select(this).select("text").text(function(dv) {

if (dv.collapseText == attrs.EXPAND_SYMBOL) {
        dv.collapseText = attrs.COLLAPSE_SYMBOL
      } else {
        if (dv.children) {
          dv.collapseText = attrs.EXPAND_SYMBOL
        }
      }
      return dv.collapseText;

})

if (d.children) {
      d._children = d.children;
      d.children = null;
    } else {
      d.children = d._children;
      d._children = null;
    }
    update(d);

}

//########################################################

//Redraw for zoom
  function redraw() {
    //console.log("here", d3.event.translate, d3.event.scale);
    svg.attr("transform",
      "translate(" + d3.event.translate + ")" +
      " scale(" + d3.event.scale + ")");
  }

// #############################   Function Area #######################
  function wrap(text, width) {

text.each(function() {
      var text = d3.select(this),
        words = text.text().split(/\s+/).reverse(),
        word,
        line = [],
        lineNumber = 0,
        lineHeight = 1.1, // ems
        x = text.attr("x"),
        y = text.attr("y"),
        dy = 0, //parseFloat(text.attr("dy")),
        tspan = text.text(null)
        .append("tspan")
        .attr("x", x)
        .attr("y", y)
        .attr("dy", dy + "em");
      while (word = words.pop()) {
        line.push(word);
        tspan.text(line.join(" "));
        if (tspan.node().getComputedTextLength() > width) {
          line.pop();
          tspan.text(line.join(" "));
          line = [word];
          tspan = text.append("tspan")
            .attr("x", x)
            .attr("y", y)
            .attr("dy", ++lineNumber * lineHeight + dy + "em")
            .text(word);
        }
      }
    });
  }

function addPropertyRecursive(propertyName, propertyValueFunction, element) {
    if (element[propertyName]) {
      element[propertyName] = element[propertyName] + ' ' + propertyValueFunction(element);
    } else {
      element[propertyName] = propertyValueFunction(element);
    }
    if (element.children) {
      element.children.forEach(function(v) {
        addPropertyRecursive(propertyName, propertyValueFunction, v)
      })
    }
    if (element._children) {
      element._children.forEach(function(v) {
        addPropertyRecursive(propertyName, propertyValueFunction, v)
      })
    }
  }

function departmentClick(item) {
    hide(['.customTooltip-wrapper']);

if (item.type == 'department' && params.mode != 'department') {
      //find third level department head user
      var found = false;
      var secondLevelChildren = params.pristinaData.children;
      parentLoop:
        for (var i = 0; i < secondLevelChildren.length; i++) {
          var secondLevelChild = secondLevelChildren[i];
          var thirdLevelChildren = secondLevelChild.children ? secondLevelChild.children : secondLevelChild._children;

for (var j = 0; j < thirdLevelChildren.length; j++) {
            var thirdLevelChild = thirdLevelChildren[j];
            if (thirdLevelChild.unit.value.trim() == item.value.trim()) {
              clear(params.selector);

hide(['.btn-action']);
              show(['.btn-action.btn-back', '.btn-action.btn-fullscreen', '.department-information']);
              set('.dept-name', item.value);
              
              set('.dept-emp-count', "Employees Quantity - " + getEmployeesCount(thirdLevelChild));
              set('.dept-description', thirdLevelChild.unit.desc);

params.oldData = params.data;

params.data = deepClone(thirdLevelChild);
              found = true;
              break parentLoop;
            }
          }
        }
      if (found) {
        params.mode = "department";
        params.funcs.closeSearchBox();
        drawOrganizationChart(params);
    
      }

}
  }

function getEmployeesCount(node) {
    var count = 1;
    countChilds(node);
    return count;

function reflectResults(results) {
    var htmlStringArray = results.map(function(result) {
      var strVar = "";
      strVar += "         <div class=\"list-item\">";
      strVar += "          <a >";
      strVar += "            <div class=\"image-wrapper\">";
      strVar += "              <img class=\"image\" src=\"" + result.imageUrl + "\"\/>";
      strVar += "            <\/div>";
      strVar += "            <div class=\"description\">";
      strVar += "              <p class=\"name\">" + result.name + "<\/p>";
      strVar += "               <p class=\"position-name\">" + result.positionName + "<\/p>";
      strVar += "               <p class=\"area\">" + result.area + "<\/p>";
      strVar += "            <\/div>";
      strVar += "            <div class=\"buttons\">";
      strVar += "              <a target='_blank' href='"+result.profileUrl+"'><button class='btn-search-box btn-action'>View Profile<\/button><\/a>";
      strVar += "              <button class='btn-search-box btn-action btn-locate' onclick='params.funcs.locate("+result.uniqueIdentifier+")'>Locate <\/button>";
      strVar += "            <\/div>";
      strVar += "          <\/a>";
      strVar += "        <\/div>";

return strVar;

})

var htmlString = htmlStringArray.join('');
    params.funcs.clearResult();

var parentElement = get('.result-list');
    var old = parentElement.innerHTML;
    var newElement = htmlString + old;
    parentElement.innerHTML = newElement;
    set('.user-search-box .result-header', "RESULT - " + htmlStringArray.length);

}

function clearResult() {
    set('.result-list', '<div class="buffer" ></div>');
    set('.user-search-box .result-header', "RESULT");

}

function listen() {
    var input = get('.user-search-box .search-input');

input.addEventListener('input', function() {
      var value = input.value ? input.value.trim() : '';
      if (value.length < 3) {
        params.funcs.clearResult();
      } else {
        var searchResult = params.funcs.findInTree(params.data, value);
        params.funcs.reflectResults(searchResult);
      }

});
  }

function searchUsers() {

d3.selectAll('.user-search-box')
      .transition()
      .duration(250)
      .style('width', '350px')
  }

function closeSearchBox() {
    d3.selectAll('.user-search-box')
      .transition()
      .duration(250)
      .style('width', '0px')
      .each("end", function() {
        params.funcs.clearResult();
        clear('.search-input');
      });

}

function findInTree(rootElement, searchText) {
    var result = [];
    // use regex to achieve case insensitive search and avoid string creation using toLowerCase method
    var regexSearchWord = new RegExp(searchText, "i");

recursivelyFindIn(rootElement, searchText);

return result;

function recursivelyFindIn(user) {
      if (user.name.match(regexSearchWord) ||
        user.tags.match(regexSearchWord)) {
        result.push(user)
      }

var childUsers = user.children ? user.children : user._children;
      if (childUsers) {
        childUsers.forEach(function(childUser) {
          recursivelyFindIn(childUser, searchText)
        })
      }
    };
  }

function back() {

show(['.btn-action']);
    hide(['.customTooltip-wrapper', '.btn-action.btn-back', '.department-information'])
    clear(params.selector);

params.mode = "full";
    params.data = deepClone(params.pristinaData)
    drawOrganizationChart(params);

}

function expandAll() {
    expand(root);
    update(root);
  }

function expand(d) {
    if (d.children) {
      d.children.forEach(expand);
    }

if (d._children) {
      d.children = d._children;
      d.children.forEach(expand);
      d._children = null;
    }

if (d.children) {
      // if node has children and it's expanded, then  display -
      setToggleSymbol(d, attrs.COLLAPSE_SYMBOL);
    }
  }

function collapse(d) {
    if (d._children) {
      d._children.forEach(collapse);
    }
    if (d.children) {
      d._children = d.children;
      d._children.forEach(collapse);
      d.children = null;
    }

if (d._children) {
      // if node has children and it's collapsed, then  display +
      setToggleSymbol(d, attrs.EXPAND_SYMBOL);
    }
  }

function setCollapsibleSymbolProperty(d) {
    if (d._children) {
      d.collapseText = attrs.EXPAND_SYMBOL;
    } else if (d.children) {
      d.collapseText = attrs.COLLAPSE_SYMBOL;
    }
  }

function setToggleSymbol(d, symbol) {
    d.collapseText = symbol;
    d3.select("*[data-id='" + d.uniqueIdentifier + "']").select('text').text(symbol);
  }

/* recursively find logged user in subtree */
  function findmySelf(d) {
    if (d.isLoggedUser) {
      expandParents(d);
    } else if (d._children) {
      d._children.forEach(function(ch) {
        ch.parent = d;
        findmySelf(ch);
      })
    } else if (d.children) {
      d.children.forEach(function(ch) {
        ch.parent = d;
        findmySelf(ch);
      });
    };

}
  
  function locateRecursive(d,id) {
    if (d.uniqueIdentifier == id) {
      expandParents(d);
    } else if (d._children) {
      d._children.forEach(function(ch) {
        ch.parent = d;
        locateRecursive(ch,id);
      })
    } else if (d.children) {
      d.children.forEach(function(ch) {
        ch.parent = d;
        locateRecursive(ch,id);
      });
    };

}

/* expand current nodes collapsed parents */
  function expandParents(d) {
    while (d.parent) {
      d = d.parent;
      if (!d.children) {
        d.children = d._children;
        d._children = null;
        setToggleSymbol(d, attrs.COLLAPSE_SYMBOL);
      }

}
  }

function toggleFullScreen() {

if ((document.fullScreenElement && document.fullScreenElement !== null) ||
      (!document.mozFullScreen && !document.webkitIsFullScreen)) {
      if (document.documentElement.requestFullScreen) {
        document.documentElement.requestFullScreen();
      } else if (document.documentElement.mozRequestFullScreen) {
        document.documentElement.mozRequestFullScreen();
      } else if (document.documentElement.webkitRequestFullScreen) {
        document.documentElement.webkitRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT);
      }
      d3.select(params.selector + ' svg').attr('width', screen.width).attr('height', screen.height);
    } else {
      if (document.cancelFullScreen) {
        document.cancelFullScreen();
      } else if (document.mozCancelFullScreen) {
        document.mozCancelFullScreen();
      } else if (document.webkitCancelFullScreen) {
        document.webkitCancelFullScreen();
      }
      d3.select(params.selector + ' svg').attr('width', params.chartWidth).attr('height', params.chartHeight);
    }

}

update(attrs.root, {centerMySelf:true});
  }
  
  //locateRecursive
  function locate(id){
     /* collapse all and expand logged user nodes */
    if (!attrs.root.children) {
      if (!attrs.root.uniqueIdentifier == id) {
        attrs.root.children = attrs.root._children;
      }
    }
    if (attrs.root.children) {
      attrs.root.children.forEach(collapse);
      attrs.root.children.forEach(function(ch){
        locateRecursive(ch,id)
      });
    }

update(attrs.root, {locate:id});
  }

function deepClone(item) {
    return JSON.parse(JSON.stringify(item));
  }

function show(selectors) {
    display(selectors, 'initial')
  }

function hide(selectors) {
    display(selectors, 'none')
  }

function set(selector, value) {
    var elements = getAll(selector);
    elements.forEach(function(element) {
      element.innerHTML = value;
      element.value = value;
    })
  }

function clear(selector) {
    set(selector, '');
  }

function get(selector) {
    return document.querySelector(selector);
  }

function getAll(selector) {
    return document.querySelectorAll(selector);
  }

}
    </script>

</body>

</html>

https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.17/d3.min.js