Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
Total | |
100.00% |
18 / 18 |
|
100.00% |
2 / 2 |
CRAP | |
100.00% |
1 / 1 |
ExceptionInterpreterService | |
100.00% |
18 / 18 |
|
100.00% |
2 / 2 |
5 | |
100.00% |
1 / 1 |
getExceptionInterpreter | |
100.00% |
13 / 13 |
|
100.00% |
1 / 1 |
4 | |||
getClassesHierarchy | |
100.00% |
5 / 5 |
|
100.00% |
1 / 1 |
1 |
1 | <?php |
2 | |
3 | /** |
4 | * This program is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU General Public License |
6 | * as published by the Free Software Foundation; under version 2 |
7 | * of the License (non-upgradable). |
8 | * |
9 | * This program is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | * GNU General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
17 | * |
18 | * Copyright (c) 2017 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT); |
19 | * |
20 | * |
21 | */ |
22 | |
23 | namespace oat\tao\model\mvc\error; |
24 | |
25 | use oat\oatbox\service\ConfigurableService; |
26 | |
27 | /** |
28 | * Registry for exception interpreter |
29 | * |
30 | * @access public |
31 | * @author Aleh Hutnikau, <hutnikau@1pt.com> |
32 | * @package tao |
33 | */ |
34 | class ExceptionInterpreterService extends ConfigurableService |
35 | { |
36 | public const SERVICE_ID = 'tao/ExceptionInterpreterService'; |
37 | |
38 | public const OPTION_INTERPRETERS = 'interpreters'; |
39 | |
40 | /** |
41 | * @param \Exception $e |
42 | * @return ExceptionInterpretor |
43 | */ |
44 | public function getExceptionInterpreter(\Exception $e) |
45 | { |
46 | $interpreters = $this->hasOption(self::OPTION_INTERPRETERS) ? |
47 | $this->getOption(self::OPTION_INTERPRETERS) : []; |
48 | |
49 | $exceptionClassesHierarchy = $this->getClassesHierarchy($e); |
50 | |
51 | $foundInterpreters = []; |
52 | foreach ($interpreters as $configuredExceptionClass => $configuredInterpreterClass) { |
53 | $configuredExceptionClass = trim($configuredExceptionClass, '\\'); |
54 | if (isset($exceptionClassesHierarchy[$configuredExceptionClass])) { |
55 | $foundInterpreters[$exceptionClassesHierarchy[$configuredExceptionClass]] = $configuredInterpreterClass; |
56 | } |
57 | } |
58 | |
59 | $interpreterClass = $foundInterpreters[min(array_keys($foundInterpreters))]; |
60 | $result = new $interpreterClass(); |
61 | |
62 | $result->setException($e); |
63 | $result->setServiceLocator($this->getServiceManager()); |
64 | return $result; |
65 | } |
66 | |
67 | /** |
68 | * Function calculates exception classes hierarchy |
69 | * |
70 | * Example: |
71 | * |
72 | * Given hierarchy: |
73 | * class B extends A {} |
74 | * class A extends Exception {} |
75 | * //B => A => Exception |
76 | * |
77 | * $this->getClassesHierarchy(new B) |
78 | * |
79 | * Result: |
80 | * [ |
81 | * 'B' => 0, |
82 | * 'A' => 1, |
83 | * 'Exception' => 2, |
84 | * ] |
85 | * |
86 | * |
87 | * @param \Exception $e |
88 | * @return array where key is class name and value is index in the hierarchy |
89 | */ |
90 | protected function getClassesHierarchy(\Exception $e) |
91 | { |
92 | $exceptionClass = get_class($e); |
93 | $exceptionClassesHierarchy = array_values(class_parents($exceptionClass)); |
94 | array_unshift($exceptionClassesHierarchy, $exceptionClass); |
95 | $exceptionClassesHierarchy = array_flip($exceptionClassesHierarchy); |
96 | return $exceptionClassesHierarchy; |
97 | } |
98 | } |