Now provide warnings if spending too much

approve/finditem.php

@@ -79,9 +79,40 @@
 elseif ($_SESSION['committee'] == 'Rocket') {
 	$_SESSION['rocketactive'] = 'selected';
 }
-elseif ($_SESSION['generalieee'] == 'General IEEE') {
+elseif ($_SESSION['committee'] == 'General IEEE') {
 	$_SESSION['generalieee'] = 'selected';
 }
+
+
+// Figure out how much money committee has
+$committee = $_SESSION['committee'];
+
+try {
+	$conn = new PDO("mysql:host=$servername;dbname=$dbname", $username, $password);
+	// set the PDO error mode to exception
+	$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+	$sql = "SELECT 
+	(SELECT SUM(amount) AS income FROM Income
+	WHERE type in ('BOSO', 'Cash') AND committee = '$committee')
+    -
+    (SELECT SUM(Purchases.cost) AS 'Spent' FROM Purchases
+	WHERE Purchases.committee = '$committee' AND Purchases.status in ('Purchased','Processing Reimbursement','Reimbursed','Approved',NULL)) AS Balance";
+	//$stmt->execute();
+
+
+	foreach ($conn->query($sql) as $row) {
+		$_SESSION['balance'] = $row['Balance'];
+	}
+
+	}
+catch(PDOException $e)
+	{
+	echo $sql . "<br>" . $e->getMessage();
+	}
+
+$conn = null;
+
+
 header("Location: index.php");
 
 

approve/index.php

@@ -59,6 +59,21 @@
 
 </div>
 
+<div class="container">
+	<h4>
+	<?php 
+		if ($_SESSION['balance'] < $_SESSION['cost']) {
+			echo "<font color='red'>Warning! You only have $" . $_SESSION['balance'] . " left in your account. </font>";
+			echo "<font color='red'>Please talk to the IEEE treasurer before approving this purchase!</font>";
+		}
+		else if ($_SESSION['balance'] < 200) {
+			echo "<font color='orange'>Warning! You only have $" . $_SESSION['balance'] . " left in your account!</font>";
+		}
+
+
+	?>
+	</h4>
+</div>
 
 <!-- Page Content -->
 
@@ -67,7 +82,7 @@
 
 		<!-- Form Name -->
 		<legend></legend>
-
+		
 		<div class="row">
 			<div class="col-sm-4"></div>
 			<div class="col-sm-2">