X-Git-Url: https://git.mdrn.pl/piwik-CASLogin.git/blobdiff_plain/237569a1cfdd478618b0ecda78a7ac13548c515f..dc6aefd9f59af623481149a8b6c71b973efd1196:/CAS/CAS/GracefullTerminationException.php

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+<?php
+
+/**
+ * Licensed to Jasig under one or more contributor license
+ * agreements. See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
+ *
+ * Jasig licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * PHP Version 5
+ *
+ * @file     CAS/GracefullTerminationException.php
+ * @category Authentication
+ * @package  PhpCAS
+ * @author   Joachim Fritschi <jfritschi@freenet.de>
+ * @author   Adam Franco <afranco@middlebury.edu>
+ * @license  http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
+ * @link     https://wiki.jasig.org/display/CASC/phpCAS
+ */
+
+/**
+ * An exception for terminatinating execution or to throw for unit testing
+ *
+ * @class     CAS_GracefullTerminationException.php
+ * @category Authentication
+ * @package  PhpCAS
+ * @author   Joachim Fritschi <jfritschi@freenet.de>
+ * @author   Adam Franco <afranco@middlebury.edu>
+ * @license  http://www.apache.org/licenses/LICENSE-2.0  Apache License 2.0
+ * @link     https://wiki.jasig.org/display/CASC/phpCAS
+ */
+
+class CAS_GracefullTerminationException
+extends RuntimeException
+implements CAS_Exception
+{
+
+    /**
+     * Test if exceptions should be thrown or if we should just exit.
+     * In production usage we want to just exit cleanly when prompting the user
+     * for a redirect without filling the error logs with uncaught exceptions.
+     * In unit testing scenarios we cannot exit or we won't be able to continue
+     * with our tests.
+     *
+     * @param string $message Message Text
+     * @param string $code    Error code
+     *
+     * @return void
+     */
+    public function __construct ($message = 'Terminate Gracefully', $code = 0)
+    {
+        // Exit cleanly to avoid filling up the logs with uncaught exceptions.
+        if (self::$_exitWhenThrown) {
+            exit;
+        } else {
+            // Throw exceptions to allow unit testing to continue;
+            parent::__construct($message, $code);
+        }
+    }
+
+    private static $_exitWhenThrown = true;
+    /**
+    * Force phpcas to thow Exceptions instead of calling exit()
+    * Needed for unit testing. Generally shouldn't be used in production due to
+    * an increase in Apache error logging if CAS_GracefulTerminiationExceptions
+    * are not caught and handled.
+    *
+    * @return void
+    */
+    public static function throwInsteadOfExiting()
+    {
+        self::$_exitWhenThrown = false;
+    }
+
+}
+?>
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