1 files changed, 68 insertions, 0 deletions
diff --git a/src/admin/report/piechart.php b/src/admin/report/piechart.php
new file mode 100644
index 0000000..e6dbf95
--- /dev/null
+++ b/src/admin/report/piechart.php
@@ -0,0 +1,68 @@
+<?php
+////////////////////////////////////////////////////////////////////////////////
+//BOCA Online Contest Administrator
+//    Copyright (C) 2003-2012 by BOCA Development Team (bocasystem@gmail.com)
+//
+//    This program is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU General Public License as published by
+//    the Free Software Foundation, either version 3 of the License, or
+//    (at your option) any later version.
+//
+//    This program is distributed in the hope that it will be useful,
+//    but WITHOUT ANY WARRANTY; without even the implied warranty of
+//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//    GNU General Public License for more details.
+//    You should have received a copy of the GNU General Public License
+//    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+////////////////////////////////////////////////////////////////////////////////
+// Last modified 05/aug/2012 by cassio@ime.usp.br
+
+ob_start();
+header ("Expires: " . gmdate("D, d M Y H:i:s") . " GMT");
+header ("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
+header ("Cache-Control: no-cache, must-revalidate");
+header ("Pragma: no-cache");
+session_start();
+$locr = $_SESSION['locr'];
+$loc = $_SESSION['loc'];
+
+require_once($locr . "/libchart/libchart.php");
+header("Content-type: image/png");
+ob_end_flush();
+
+$v = explode(chr(1),rawurldecode($_GET['dados']),100);
+$cor = null;
+if(isset($_GET['color']))
+  $cor = explode("-",rawurldecode($_GET['color']),100);
+
+if(count($v)/2 > 8)
+  $chart = new PieChart(450, 300);
+else
+  $chart = new PieChart(400, 250);
+
+if(isset($_GET['order'])) $chart->order=true;
+else $chart->order=false;
+
+$tot=0;
+for($i=1;$i<count($v); $i+=2) {
+	$tot += $v[$i+1];
+}
+for($i=1;$i<count($v); $i+=2) {
+  $color = null;
+  if($cor != null) {
+    $r = hexdec( substr($cor[($i-1)/2], 0, 2) );
+    $g = hexdec( substr($cor[($i-1)/2], 2, 2) );
+    $b = hexdec( substr($cor[($i-1)/2], 4, 2) );
+    $color = array($r, $g, $b);
+  }
+  if($v[$i+1] > $tot/100)
+	  $chart->addPoint(new Point($v[$i], $v[$i+1], $color));
+  else
+	  $chart->addPoint(new Point($v[$i], $tot/100, $color));
+}
+
+$chart->setTitle($v[0]);
+$chart->setLogo($locr. "/images/poweredbyboca.png");
+$chart->render();
+
+?>