Complex classes like UserOrganizationTrait often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use UserOrganizationTrait, and based on these observations, apply Extract Interface, too.
1 | <?php |
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45 | trait UserOrganizationTrait |
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46 | { |
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47 | /** |
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48 | * @var string The organization class. |
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49 | * Note: Please assign it with your own Organization class. |
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50 | */ |
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51 | public $organizationClass = Organization::class; |
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52 | |||
53 | /** |
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54 | * @var string The organization limit class. |
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55 | * Note: Please assign it with your own OrganizationLimit class. |
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56 | */ |
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57 | public $organizationLimitClass = OrganizationLimit::class; |
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58 | |||
59 | /** |
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60 | * @var string The member class. |
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61 | * Note: Please assign it with your own Member class. |
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62 | */ |
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63 | public $memberClass = Member::class; |
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64 | private $noInitOrganizationLimit; |
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65 | private $noInitOrganization; |
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66 | private $noInitMember; |
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67 | public $lastSetUpOrganization; |
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68 | |||
69 | /** |
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70 | * @return OrganizationLimit |
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71 | */ |
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72 | public function getNoInitOrganizationLimit() |
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80 | /** |
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81 | * @return Organization |
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82 | */ |
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83 | public function getNoInitOrganization() |
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91 | /** |
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92 | * @return Member |
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93 | */ |
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94 | 36 | public function getNoInitMember() |
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102 | |||
103 | /** |
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104 | * Get member query. |
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105 | * @return MemberQuery |
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106 | */ |
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107 | 36 | public function getOfMembers() |
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111 | |||
112 | /** |
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113 | * Get query of member whose role is creator. |
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114 | * @return MemberQuery |
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115 | */ |
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116 | 36 | public function getOfCreators() |
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120 | |||
121 | /** |
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122 | * Get query of member whose role is administrator. |
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123 | * @return MemberQuery |
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124 | */ |
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125 | 2 | public function getOfAdministrators() |
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129 | |||
130 | /** |
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131 | * Get query of organization of which this user has been a member. |
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132 | * If you access this method as magic-property `atOrganizations`, you will |
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133 | * get all organizations the current user has joined in. |
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134 | * @return OrganizationQuery |
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135 | */ |
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136 | 12 | public function getAtOrganizations() |
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140 | |||
141 | /** |
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142 | * |
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143 | * @return OrganizationQuery |
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144 | */ |
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145 | public function getAtOrganizationsOnly() |
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149 | |||
150 | /** |
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151 | * |
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152 | * @return OrganizationQuery |
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153 | */ |
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154 | public function getAtDepartmentsOnly() |
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158 | |||
159 | /** |
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160 | * |
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161 | * @return OrganizationQuery |
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162 | */ |
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163 | 36 | public function getCreatorsAtOrganizations() |
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167 | |||
168 | /** |
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169 | * |
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170 | * @return OrganizationQuery |
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171 | */ |
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172 | 2 | public function getAdministratorsAtOrganizations() |
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176 | |||
177 | /** |
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178 | * Get Organization Limit Query. |
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179 | * @return BaseBlameableQuery |
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180 | */ |
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181 | public function getOrganizationLimit() |
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188 | |||
189 | /** |
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190 | * Set up organization. |
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191 | * @param string $name |
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192 | * @param string $nickname |
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193 | * @param integer $gravatar_type |
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194 | * @param string $gravatar |
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195 | * @param string $timezone |
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196 | * @param string $description |
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197 | * @return boolean Whether indicate the setting-up succeeded or not. |
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198 | * @throws InvalidParamException |
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199 | * @throws \Exception |
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200 | */ |
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201 | 36 | public function setUpOrganization($name, $nickname = '', $gravatar_type = 0, $gravatar = '', $timezone = 'UTC', $description = '') |
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220 | |||
221 | /** |
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222 | * Set up organization. |
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223 | * @param string $name Department name. |
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224 | * @param Organization $parent Parent organization or department. |
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225 | * @param string $nickname |
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226 | * @param integer $gravatar_type |
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227 | * @param string $gravatar |
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228 | * @param string $timezone |
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229 | * @param string $description |
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230 | * @return boolean Whether indicate the setting-up succeeded or not. |
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231 | * @throws InvalidParamException |
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232 | * @throws \Exception |
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233 | */ |
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234 | 8 | public function setUpDepartment($name, $parent, $nickname = '', $gravatar_type = 0, $gravatar = '', $timezone = 'UTC', $description = '') |
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256 | |||
257 | /** |
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258 | * Set up base organization. |
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259 | * @param Organization $models |
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260 | * @return boolean |
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261 | * @throws InvalidConfigException |
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262 | * @throws \Exception |
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263 | */ |
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264 | 36 | protected function setUpBaseOrganization($models) |
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286 | |||
287 | /** |
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288 | * Create organization. |
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289 | * @param string $name |
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290 | * @param Organization $parent |
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291 | * @param string $nickname |
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292 | * @param string $gravatar_type |
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293 | * @param string $gravatar |
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294 | * @param string $timezone |
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295 | * @param string $description |
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296 | * @return Organization |
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297 | */ |
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298 | 35 | public function createOrganization($name, $parent = null, $nickname = '', $gravatar_type = 0, $gravatar = '', $timezone = 'UTC', $description = '') |
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302 | |||
303 | /** |
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304 | * Create department. |
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305 | * @param string $name |
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306 | * @param Organization $parent |
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307 | * @param string $nickname |
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308 | * @param string $gravatar_type |
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309 | * @param string $gravatar |
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310 | * @param string $timezone |
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311 | * @param string $description |
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312 | * @return Organization |
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313 | */ |
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314 | 6 | public function createDepartment($name, $parent = null, $nickname = '', $gravatar_type = 0, $gravatar = '', $timezone = 'UTC', $description = '') |
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318 | |||
319 | /** |
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320 | * Create Base Organization. |
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321 | * @param string $name |
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322 | * @param Organization $parent |
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323 | * @param string $nickname |
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324 | * @param integer $gravatar_type |
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325 | * @param string $gravatar |
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326 | * @param string $timezone |
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327 | * @param string $description |
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328 | * @param integer $type |
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329 | * @return Organization |
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330 | * @throws InvalidParamException throw if setting parent failed. Possible reasons include: |
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331 | * - The parent is itself. |
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332 | * - The parent has already been its ancestor. |
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333 | * - The current organization has reached the limit of ancestors. |
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334 | */ |
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335 | 35 | protected function createBaseOrganization($name, $parent = null, $nickname = '', $gravatar_type = 0, $gravatar = '', $timezone = 'UTC', $description = '', $type = Organization::TYPE_ORGANIZATION) |
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354 | |||
355 | /** |
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356 | * Revoke organization or department. |
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357 | * @param Organization|string|integer $organization Organization or it's ID or GUID. |
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358 | * @param boolean $revokeIfHasChildren True represents revoking organization if there are subordinates. |
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359 | * @return boolean True if revocation is successful. |
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360 | * @throws InvalidParamException throws if organization is invalid. |
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361 | * @throws \Exception |
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362 | * @throws RevokePreventedException throws if $revokeIfHasChildren is false, at the |
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363 | * same time the current organization or department has subordinates. |
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364 | * @throws @var:$organization@mtd:deregister |
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365 | */ |
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366 | 10 | public function revokeOrganization($organization, $revokeIfHasChildren = true) |
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407 | |||
408 | /** |
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409 | * Check whether current user is organization or department creator. |
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410 | * @param Organization $organization |
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411 | * @return boolean True if current is organization or department creator. |
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412 | */ |
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413 | 15 | public function isOrganizationCreator($organization) |
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421 | |||
422 | /** |
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423 | * Check whether current user is organization or department administrator. |
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424 | * @param Organization $organization |
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425 | * @return boolean True if current is organization or department administrator. |
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426 | */ |
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427 | 5 | public function isOrganizationAdministrator($organization) |
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435 | |||
436 | /** |
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437 | * Attach events associated with organization. |
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438 | */ |
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439 | 37 | public function initOrganizationEvents() |
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443 | |||
444 | /** |
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445 | * Revoke Organization Event. |
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446 | * It should be triggered when deleting (not deregistering). |
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447 | * @param Event $event |
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448 | */ |
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449 | 16 | public function onRevokeOrganizationsByCreator($event) |
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459 | |||
460 | /** |
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461 | * Check whether the current user has reached the upper limit of organizations. |
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462 | * @return boolean the upper limit of organizations which current could be set up. |
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463 | */ |
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464 | 36 | public function hasReachedOrganizationLimit() |
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477 | } |
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478 |
This check looks for methods that are used by a trait but not required by it.
To illustrate, let’s look at the following code example
The trait
Idable
provides a methodequalsId
that in turn relies on the methodgetId()
. If this method does not exist on a class mixing in this trait, the method will fail.Adding the
getId()
as an abstract method to the trait will make sure it is available.