Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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23 | class AuthManager extends \yii\rbac\PhpManager |
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24 | { |
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25 | public $itemFile = '@hipanel/rbac/files/items.php'; |
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26 | public $ruleFile = '@hipanel/rbac/files/rules.php'; |
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27 | public $assignmentFile = '@hipanel/rbac/files/assignments.php'; |
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28 | |||
29 | /** |
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30 | * Set permission. |
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31 | * @param string $name |
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32 | * @param string $description |
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33 | * @return Item |
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34 | */ |
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35 | 3 | public function setPermission($name, $description = null) |
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39 | |||
40 | /** |
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41 | * Set role. |
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42 | * @param string $name |
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43 | * @param string $description |
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44 | * @return Item |
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45 | */ |
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46 | 3 | public function setRole($name, $description = null) |
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50 | |||
51 | /** |
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52 | * Set item by type and name. |
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53 | * Created if not exists else updates. |
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54 | * @param string $type |
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55 | * @param string $name |
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56 | * @param string $description |
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57 | * @return Item |
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58 | */ |
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59 | 3 | public function setItem($type, $name, $description = null) |
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69 | |||
70 | /** |
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71 | * Create item by type and name. |
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72 | * @param string $type |
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73 | * @param string $name |
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74 | * @throws InvalidParamException |
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75 | * @return Item |
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76 | */ |
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77 | 3 | public function createItem($type, $name) |
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87 | |||
88 | /** |
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89 | * Set child. |
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90 | * @param string|Item $parent |
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91 | * @param string|Item $child |
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92 | * @return bool |
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93 | */ |
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94 | 3 | public function setChild($parent, $child) |
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116 | |||
117 | /** |
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118 | * Assigns a role to a user. |
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119 | * @param Role $role |
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120 | * @param string|integer $userId the user ID (see [[\yii\web\User::id]]) |
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121 | * @throws \Exception when given wrong role name or the role has already been assigned to the user |
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122 | * @return Assignment the role assignment information |
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123 | */ |
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124 | 6 | public function setAssignment($role, $userId) |
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139 | |||
140 | 6 | public function getRoles() |
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144 | |||
145 | public function getPermissions() |
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149 | |||
150 | public function getAllAssignments() |
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154 | |||
155 | /** |
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156 | * We don't keep all the assignments, only basic. |
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157 | * @see forceSaveAssignments |
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158 | */ |
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159 | 6 | protected function saveAssignments() |
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162 | |||
163 | /** |
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164 | * Create only basic assignments before saving. |
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165 | */ |
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166 | 3 | public function saveBasicAssignments() |
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170 | |||
171 | 6 | public function checkAccess($userId, $permission, $params = []) |
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180 | |||
181 | protected $_currentUserRole; |
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182 | |||
183 | 6 | public function setCurrentUserRole() |
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192 | |||
193 | 6 | public function getIdentity() |
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197 | } |
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198 |
In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
string
values, the empty string''
is a special case, in particular the following results might be unexpected: