standardized captcha plugin

git-svn-id: http://code.elgg.org/elgg/trunk@6864 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 38 insertions, 39 deletions

diff --git a/mod/captcha/captcha.php b/mod/captcha/captcha.php
index 1a2580f15..94716d973 100644
--- a/mod/captcha/captcha.php
+++ b/mod/captcha/captcha.php
@@ -1,40 +1,39 @@
 <?php
-	/**
-	 * Elgg captcha plugin graphics file generator
-	 * 
-	 * @package ElggCaptcha
-	 * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
-	 * @author Curverider Ltd
-	 * @copyright Curverider Ltd 2008-2010
-	 * @link http://elgg.com/
-	 */
-
-	global $CONFIG;
-	$token = get_input('captcha_token');
-
-	// 	Output captcha
-	if ($token) { 
-		// Set correct header
-		header("Content-type: image/jpeg");
-	
-		// Generate captcha
-		$captcha = captcha_generate_captcha($token);
-		
-		// Pick a random background image
-		$n = rand(1, $CONFIG->captcha_num_bg);
-		$image = imagecreatefromjpeg($CONFIG->pluginspath . "captcha/backgrounds/bg$n.jpg");	
-		
-		// Create a colour (black so its not a simple matter of masking out one colour and ocring the rest)
-		$colour = imagecolorallocate($image, 0,0,0);
-		
-		// Write captcha to image
-		//imagestring($image, 5, 30, 4, $captcha, $black);
-		imagettftext($image, 30, 0, 10, 30, $colour, $CONFIG->pluginspath . "captcha/fonts/1.ttf", $captcha);
-		
-		// Output image
-		imagejpeg($image);
-		
-		// Free memory
-		imagedestroy($image);
-	}
-?>
\ No newline at end of file
+/**
+ * Elgg captcha plugin graphics file generator
+ *
+ * @package ElggCaptcha
+ * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
+ * @author Curverider Ltd
+ * @copyright Curverider Ltd 2008-2010
+ * @link http://elgg.com/
+ */
+
+global $CONFIG;
+$token = get_input('captcha_token');
+
+// 	Output captcha
+if ($token) {
+	// Set correct header
+	header("Content-type: image/jpeg");
+
+	// Generate captcha
+	$captcha = captcha_generate_captcha($token);
+
+	// Pick a random background image
+	$n = rand(1, $CONFIG->captcha_num_bg);
+	$image = imagecreatefromjpeg($CONFIG->pluginspath . "captcha/backgrounds/bg$n.jpg");
+
+	// Create a colour (black so its not a simple matter of masking out one colour and ocring the rest)
+	$colour = imagecolorallocate($image, 0,0,0);
+
+	// Write captcha to image
+	//imagestring($image, 5, 30, 4, $captcha, $black);
+	imagettftext($image, 30, 0, 10, 30, $colour, $CONFIG->pluginspath . "captcha/fonts/1.ttf", $captcha);
+
+	// Output image
+	imagejpeg($image);
+
+	// Free memory
+	imagedestroy($image);
+}