Index: externals/raphael/g.raphael.dot.js
===================================================================
--- /dev/null
+++ externals/raphael/g.raphael.dot.js
@@ -0,0 +1,13 @@
+/**
+ * @requires raphael-core
+ * @requires raphael-g
+ * @provides raphael-g-dot
+ * @do-not-minify
+ */
+/*!
+ * g.Raphael 0.5 - Charting library, based on Raphaël
+ *
+ * Copyright (c) 2009 Dmitry Baranovskiy (http://g.raphaeljs.com)
+ * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
+ */
+(function(){var b=function(g,f,e,d){return"hsb("+[Math.min((1-g/f)*0.4,1),e||0.75,d||0.75]+")"};function a(e,N,M,d,j,B,A,t,I){var v=this;function U(g){+g[0]&&(g[0]=v.axis(N+s,M+s,d-2*s,E,p,I.axisxstep||Math.floor((d-2*s)/20),2,I.axisxlabels||null,I.axisxtype||"t",null,e));+g[1]&&(g[1]=v.axis(N+d-s,M+j-s,j-2*s,D,o,I.axisystep||Math.floor((j-2*s)/20),3,I.axisylabels||null,I.axisytype||"t",null,e));+g[2]&&(g[2]=v.axis(N+s,M+j-s+H,d-2*s,E,p,I.axisxstep||Math.floor((d-2*s)/20),0,I.axisxlabels||null,I.axisxtype||"t",null,e));+g[3]&&(g[3]=v.axis(N+s-H,M+j-s,j-2*s,D,o,I.axisystep||Math.floor((j-2*s)/20),1,I.axisylabels||null,I.axisytype||"t",null,e))}I=I||{};var z=v.snapEnds(Math.min.apply(Math,B),Math.max.apply(Math,B),B.length-1),E=z.from,p=z.to,s=I.gutter||10,L=v.snapEnds(Math.min.apply(Math,A),Math.max.apply(Math,A),A.length-1),D=L.from,o=L.to,C=Math.max(B.length,A.length,t.length),w=e[I.symbol]||"circle",J=e.set(),u=e.set(),G=I.max||100,r=Math.max.apply(Math,t),q=[],Q=Math.sqrt(r/Math.PI)*2/G;for(var S=0;S<C;S++){q[S]=Math.min(Math.sqrt(t[S]/Math.PI)*2/Q,G)}s=Math.max.apply(Math,q.concat(s));var F=e.set(),H=Math.max.apply(Math,q);if(I.axis){var n=(I.axis+"").split(/[,\s]+/);U.call(v,n);var T=[],V=[];for(var S=0,K=n.length;S<K;S++){var W=n[S].all?n[S].all.getBBox()[["height","width"][S%2]]:0;T[S]=W+s;V[S]=W}s=Math.max.apply(Math,T.concat(s));for(var S=0,K=n.length;S<K;S++){if(n[S].all){n[S].remove();n[S]=1}}U.call(v,n);for(var S=0,K=n.length;S<K;S++){if(n[S].all){F.push(n[S].all)}}J.axis=F}var P=(d-s*2)/((p-E)||1),O=(j-s*2)/((o-D)||1);for(var S=0,K=A.length;S<K;S++){var h=e.raphael.is(w,"array")?w[S]:w,m=N+s+(B[S]-E)*P,l=M+j-s-(A[S]-D)*O;h&&q[S]&&u.push(e[h](m,l,q[S]).attr({fill:I.heat?b(q[S],H):v.colors[0],"fill-opacity":I.opacity?q[S]/G:1,stroke:"none"}))}var f=e.set();for(var S=0,K=A.length;S<K;S++){var m=N+s+(B[S]-E)*P,l=M+j-s-(A[S]-D)*O;f.push(e.circle(m,l,H).attr(v.shim));I.href&&I.href[S]&&f[S].attr({href:I.href[S]});f[S].r=+q[S].toFixed(3);f[S].x=+m.toFixed(3);f[S].y=+l.toFixed(3);f[S].X=B[S];f[S].Y=A[S];f[S].value=t[S]||0;f[S].dot=u[S]}J.covers=f;J.series=u;J.push(u,F,f);J.hover=function(i,g){f.mouseover(i).mouseout(g);return this};J.click=function(g){f.click(g);return this};J.each=function(k){if(!e.raphael.is(k,"function")){return this}for(var g=f.length;g--;){k.call(f[g])}return this};J.href=function(x){var k;for(var g=f.length;g--;){k=f[g];if(k.X==x.x&&k.Y==x.y&&k.value==x.value){k.attr({href:x.href})}}};return J}var c=function(){};c.prototype=Raphael.g;a.prototype=new c;Raphael.fn.dotchart=function(e,k,g,d,j,i,f,h){return new a(this,e,k,g,d,j,i,f,h)}})();
\ No newline at end of file
Index: src/__celerity_resource_map__.php
===================================================================
--- src/__celerity_resource_map__.php
+++ src/__celerity_resource_map__.php
@@ -1668,6 +1668,19 @@
     ),
     'disk' => '/rsrc/js/application/projects/behavior-project-create.js',
   ),
+  'javelin-behavior-punchcard' =>
+  array(
+    'uri' => '/res/2d086de7/rsrc/js/application/people/behavior_punchcard.js',
+    'type' => 'js',
+    'requires' =>
+    array(
+      0 => 'javelin-behavior',
+      1 => 'javelin-dom',
+      2 => 'javelin-vector',
+      3 => 'raphael-g-dot',
+    ),
+    'disk' => '/rsrc/js/application/people/behavior_punchcard.js',
+  ),
   'javelin-behavior-refresh-csrf' =>
   array(
     'uri' => '/res/88beba4c/rsrc/js/application/core/behavior-refresh-csrf.js',
@@ -2885,6 +2898,17 @@
     ),
     'disk' => '/rsrc/js/raphael/g.raphael.js',
   ),
+  'raphael-g-dot' =>
+  array(
+    'uri' => '/res/12eb50ec/rsrc/js/raphael/g.raphael.dot.js',
+    'type' => 'js',
+    'requires' =>
+    array(
+      0 => 'raphael-core',
+      1 => 'raphael-g',
+    ),
+    'disk' => '/rsrc/js/raphael/g.raphael.dot.js',
+  ),
   'raphael-g-line' =>
   array(
     'uri' => '/res/a59c8556/rsrc/js/raphael/g.raphael.line.js',
Index: src/applications/people/controller/PhabricatorPeopleProfileController.php
===================================================================
--- src/applications/people/controller/PhabricatorPeopleProfileController.php
+++ src/applications/people/controller/PhabricatorPeopleProfileController.php
@@ -206,22 +206,107 @@
           </table>
         </div>
       </div>';
+    $content .= $this->renderActivityAnalysis($user);
 
     return $content;
   }
 
-  private function renderUserFeed(PhabricatorUser $user) {
-    $viewer = $this->getRequest()->getUser();
+  private function renderActivityAnalysis(PhabricatorUser $user) {
+
+    $stories = $this->getStories($user, 500);
+    $counts = $this->countStories($stories);
+
+    $behavior = $this->analyzeActivity($counts);
+    switch ($behavior) {
+    case self::DIURNAL:
+      $behavior_str = "//This creature appears to be diurnal.//";
+      break;
+    case self::NOCTURNAL;
+      $behavior_str = "//This creature appears to be nocturnal.//";
+      break;
+    case self::CATHEMERAL;
+      $behavior_str = "//This creature appears to be " .
+        "[[http://en.wikipedia.org/wiki/Cathemeral | cathemeral]].//";
+      break;
+    }
+    $engine = PhabricatorMarkupEngine::newProfileMarkupEngine();
+    $behavior_str = $engine->markupText($behavior_str);
 
-    $query = new PhabricatorFeedQuery();
-    $query->setFilterPHIDs(
+    $id = celerity_generate_unique_node_id();
+    $punchcard_node = phutil_render_tag(
+      'div',
       array(
-        $user->getPHID(),
-      ));
-    $query->setLimit(100);
-    $query->setViewer($viewer);
-    $stories = $query->execute();
+        'id' => $id,
+        'style' => 'border: 1px solid #6f6f6f; '.
+                   'margin: 1em 2em; '.
+                   'height: 280px; '.
+                   'width: 700px; ',
+      ),
+      '');
+
+    require_celerity_resource('javelin-behavior-punchcard');
+
+    Javelin::initBehavior('punchcard', array(
+      'hardpoint' => $id,
+      'counts' => $counts,
+    ));
+
+    return
+      '<div class="phabricator-profile-info-group">
+        <h1 class="phabricator-profile-info-header">Sightings In The Wild</h1>
+        <div class="phabricator-profile-info-pane">
+          <table class="phabricator-profile-info-table">
+            <tr>
+              <th>Behavior Pattern</th>
+              <td>'.$behavior_str.'</td>
+            </tr>
+          </table>
+        </div>
+      </div>
+      '.$punchcard_node;
+  }
+
+  // Tabulate stories by day of week and hour of day.
+  private function countStories($stories) {
+
+    $counts = array_fill(1, 7, array_fill(0, 24, 0));
+    foreach ($stories as $story) {
+      $epoch = $story->getEpoch();
+      ++$counts[intval(date('N', $epoch))][intval(date('G', $epoch))];
+    }
+    return $counts;
+  }
+
+  const DIURNAL = 1;
+  const NOCTURNAL = 2;
+  const CATHEMERAL = 3;
+
+  private function analyzeActivity($counts) {
+    $day_count = 0;
+    $night_count = 0;
+    foreach ($counts as $day) {
+      foreach ($day as $hour => $count) {
+        if (($hour >= 8) && ($hour < 20)) {
+          $day_count += $count;
+        } else {
+          $night_count += $count;
+        }
+      }
+    }
+
+    if ($day_count / ($day_count + $night_count) > 0.66) {
+      return self::DIURNAL;
+    } else if ($day_count / ($day_count + $night_count) < 0.66) {
+      return self::NOCTURNAL;
+    } else {
+      return self::CATHEMERAL;
+    }
+  }
+
+  private function renderUserFeed(PhabricatorUser $user) {
 
+    $viewer = $this->getRequest()->getUser();
+    $stories = $this->getStories($user, 100);
     $builder = new PhabricatorFeedBuilder($stories);
     $builder->setUser($viewer);
     $view = $builder->buildView();
@@ -234,4 +319,17 @@
         </div>
       </div>';
   }
+
+  private function getStories(PhabricatorUser $user, $limit) {
+    $viewer = $this->getRequest()->getUser();
+
+    $query = new PhabricatorFeedQuery();
+    $query->setFilterPHIDs(
+      array(
+        $user->getPHID(),
+      ));
+    $query->setLimit($limit);
+    $query->setViewer($viewer);
+    return $query->execute();
+  }
 }
Index: webroot/rsrc/js/application/people/behavior_punchcard.js
===================================================================
--- /dev/null
+++ webroot/rsrc/js/application/people/behavior_punchcard.js
@@ -0,0 +1,58 @@
+/**
+ * @provides javelin-behavior-punchcard
+ * @requires javelin-behavior
+ *           javelin-dom
+ *           javelin-vector
+ *           raphael-g-dot
+ */
+
+JX.behavior('punchcard', function(config) {
+
+  var h = JX.$(config.hardpoint);
+  var p = JX.Vector.getPos(h);
+  var d = JX.Vector.getDim(h);
+  var mx = 10;
+  var my = 10;
+
+  var r = Raphael(p.x, p.y, d.x, d.y);
+  // TODO(mshang): Internationalize this.
+  var axisy = ["Sun", "Sat", "Fri", "Thu", "Wed", "Tue", "Mon"];
+  var axisx = ["12a", "1a", "2a", "3a", "4a", "5a", "6a", "7a",
+               "8a", "9a", "10a", "11a", "12p", "1p", "2p", "3p",
+               "4p", "5p", "6p", "7p", "8p", "9p", "10p", "11p"];
+
+  var counts = [];
+  var days = [];
+  var hours = [];
+
+  for (var ii in config.counts) {
+    for (var jj = 0; jj < config.counts[ii].length; jj++) {
+      counts = counts.concat(config.counts[ii][jj]);
+      days = days.concat(-parseInt(ii));
+      hours = hours.concat(jj);
+    }
+  }
+
+  r.dotchart(
+    mx,
+    my,
+    d.x - (2 * mx),
+    d.y - (2 * my),
+    hours,
+    days,
+    counts,
+    {
+      symbol: "o",
+      max: 10,
+      heat: true,
+      axis: "0 0 1 1",
+      axisxstep: 23,
+      axisystep: 6,
+      axisxlabels: axisx,
+      axisxtype: " ",
+      axisylabels: axisy,
+      axisytype: " ",
+    }
+  );
+});
+