回答編集履歴
3
追記
test
CHANGED
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@@ -5,3 +5,99 @@
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5
5
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[get_called_class()](http://php.net/manual/ja/function.get-called-class.php)
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6
6
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7
7
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[debug_backtrace()](http://php.net/manual/ja/function.debug-backtrace.php)
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8
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+
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9
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10
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11
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---
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12
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13
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14
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15
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```php<?php
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16
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17
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18
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19
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class Sample
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{
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23
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25
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private static $forbidenClass = [
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26
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'Sample2'
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28
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29
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];
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30
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31
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32
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33
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private static function init()
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34
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35
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{
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36
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37
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$trace = debug_backtrace();
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38
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39
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foreach ($trace as $dbg) {
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40
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41
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if ($dbg['class'] != __CLASS__ &&
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42
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43
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in_array($dbg['class'], self::$forbidenClass)) {
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44
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45
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$msg = sprintf('%s クラスから呼ぶことは禁止されています。', $dbg['class']);
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46
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47
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throw new \Exception($msg);
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48
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49
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}
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50
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51
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}
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52
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53
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}
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54
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55
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56
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57
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public static function method()
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58
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59
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{
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60
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61
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self::init();
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62
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63
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return true;
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64
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65
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}
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66
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67
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68
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69
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}
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70
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71
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72
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73
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class Sample2
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74
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75
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{
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76
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77
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78
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79
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public static function method()
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80
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81
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{
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82
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83
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Sample::method();
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84
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85
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}
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86
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87
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88
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89
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}
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90
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91
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92
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93
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try {
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94
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Sample2::method();
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} catch (Exception $e) {
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98
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var_dump($e);
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100
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101
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}
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102
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103
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```
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2
追記
test
CHANGED
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@@ -3,3 +3,5 @@
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3
3
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4
4
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5
5
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[get_called_class()](http://php.net/manual/ja/function.get-called-class.php)
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6
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+
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7
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[debug_backtrace()](http://php.net/manual/ja/function.debug-backtrace.php)
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1
修正
test
CHANGED
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@@ -1 +1,5 @@
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1
1
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コンストラクタでフィルタリングすればいいのでは？
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2
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+
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3
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+
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4
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+
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5
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[get_called_class()](http://php.net/manual/ja/function.get-called-class.php)
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