| Total Complexity | 47 |
| Total Lines | 464 |
| Duplicated Lines | 0 % |
| Changes | 0 | ||
Complex classes like Request 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.
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 Request, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 23 | class Request extends DataObject |
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| 24 | { |
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| 25 | private $email; |
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| 26 | private $ip; |
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| 27 | private $name; |
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| 28 | /** @var string|null */ |
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| 29 | private $status = RequestStatus::OPEN; |
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| 30 | private $queue; |
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| 31 | private $date; |
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| 32 | private $emailsent = 0; |
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| 33 | private $emailconfirm; |
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| 34 | /** @var int|null */ |
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| 35 | private $reserved = null; |
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| 36 | private $useragent; |
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| 37 | private $forwardedip; |
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| 38 | private $hasComments = false; |
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| 39 | private $hasCommentsResolved = false; |
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| 40 | private $originform; |
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| 41 | |||
| 42 | /** |
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| 43 | * @throws Exception |
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| 44 | * @throws OptimisticLockFailedException |
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| 45 | */ |
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| 46 | public function save() |
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| 47 | { |
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| 48 | if ($this->isNew()) { |
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| 49 | // insert |
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| 50 | $statement = $this->dbObject->prepare(<<<SQL |
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| 51 | INSERT INTO `request` ( |
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| 52 | email, ip, name, status, date, emailsent, |
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| 53 | emailconfirm, reserved, useragent, forwardedip, |
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| 54 | queue, originform |
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| 55 | ) VALUES ( |
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| 56 | :email, :ip, :name, :status, CURRENT_TIMESTAMP(), :emailsent, |
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| 57 | :emailconfirm, :reserved, :useragent, :forwardedip, |
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| 58 | :queue, :originform |
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| 59 | ); |
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| 60 | SQL |
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| 61 | ); |
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| 62 | $statement->bindValue(':email', $this->email); |
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| 63 | $statement->bindValue(':ip', $this->ip); |
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| 64 | $statement->bindValue(':name', $this->name); |
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| 65 | $statement->bindValue(':status', $this->status); |
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| 66 | $statement->bindValue(':emailsent', $this->emailsent); |
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| 67 | $statement->bindValue(':emailconfirm', $this->emailconfirm); |
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| 68 | $statement->bindValue(':reserved', $this->reserved); |
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| 69 | $statement->bindValue(':useragent', $this->useragent); |
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| 70 | $statement->bindValue(':forwardedip', $this->forwardedip); |
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| 71 | $statement->bindValue(':queue', $this->queue); |
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| 72 | $statement->bindValue(':originform', $this->originform); |
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| 73 | |||
| 74 | if ($statement->execute()) { |
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| 75 | $this->id = (int)$this->dbObject->lastInsertId(); |
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| 76 | } |
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| 77 | else { |
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| 78 | throw new Exception($statement->errorInfo()); |
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| 79 | } |
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| 80 | } |
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| 81 | else { |
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| 82 | // update |
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| 83 | $statement = $this->dbObject->prepare(<<<SQL |
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| 84 | UPDATE `request` SET |
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| 85 | status = :status, |
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| 86 | emailsent = :emailsent, |
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| 87 | emailconfirm = :emailconfirm, |
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| 88 | reserved = :reserved, |
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| 89 | queue = :queue, |
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| 90 | updateversion = updateversion + 1 |
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| 91 | WHERE id = :id AND updateversion = :updateversion; |
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| 92 | SQL |
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| 93 | ); |
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| 94 | |||
| 95 | $statement->bindValue(':id', $this->id); |
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| 96 | $statement->bindValue(':updateversion', $this->updateversion); |
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| 97 | |||
| 98 | $statement->bindValue(':status', $this->status); |
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| 99 | $statement->bindValue(':emailsent', $this->emailsent); |
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| 100 | $statement->bindValue(':emailconfirm', $this->emailconfirm); |
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| 101 | $statement->bindValue(':reserved', $this->reserved); |
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| 102 | $statement->bindValue(':queue', $this->queue); |
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| 103 | |||
| 104 | if (!$statement->execute()) { |
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| 105 | throw new Exception($statement->errorInfo()); |
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| 106 | } |
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| 107 | |||
| 108 | if ($statement->rowCount() !== 1) { |
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| 109 | throw new OptimisticLockFailedException(); |
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| 110 | } |
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| 111 | |||
| 112 | $this->updateversion++; |
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| 113 | } |
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| 114 | } |
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| 115 | |||
| 116 | /** |
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| 117 | * @return string |
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| 118 | */ |
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| 119 | public function getIp() |
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| 120 | { |
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| 121 | return $this->ip; |
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| 122 | } |
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| 123 | |||
| 124 | /** |
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| 125 | * @param string $ip |
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| 126 | */ |
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| 127 | public function setIp($ip) |
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| 128 | { |
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| 129 | $this->ip = $ip; |
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| 130 | } |
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| 131 | |||
| 132 | /** |
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| 133 | * @return string |
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| 134 | */ |
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| 135 | public function getName() |
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| 136 | { |
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| 137 | return $this->name; |
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| 138 | } |
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| 139 | |||
| 140 | /** |
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| 141 | * @param string $name |
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| 142 | */ |
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| 143 | public function setName($name) |
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| 144 | { |
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| 145 | $this->name = $name; |
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| 146 | } |
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| 147 | |||
| 148 | /** |
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| 149 | * @return string |
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| 150 | */ |
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| 151 | public function getStatus() |
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| 152 | { |
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| 153 | return $this->status; |
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| 154 | } |
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| 155 | |||
| 156 | /** |
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| 157 | * @param string $status |
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| 158 | */ |
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| 159 | public function setStatus($status) |
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| 160 | { |
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| 161 | $this->status = $status; |
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| 162 | } |
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| 163 | |||
| 164 | /** |
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| 165 | * Returns the time the request was first submitted |
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| 166 | * |
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| 167 | * @return DateTimeImmutable |
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| 168 | */ |
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| 169 | public function getDate() |
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| 170 | { |
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| 171 | return new DateTimeImmutable($this->date); |
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| 172 | } |
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| 173 | |||
| 174 | /** |
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| 175 | * @return bool |
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| 176 | */ |
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| 177 | public function getEmailSent() |
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| 178 | { |
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| 179 | return $this->emailsent == "1"; |
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| 180 | } |
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| 181 | |||
| 182 | /** |
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| 183 | * @param bool $emailSent |
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| 184 | */ |
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| 185 | public function setEmailSent($emailSent) |
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| 186 | { |
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| 187 | $this->emailsent = $emailSent ? 1 : 0; |
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| 188 | } |
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| 189 | |||
| 190 | /** |
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| 191 | * @return int|null |
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| 192 | */ |
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| 193 | public function getReserved() |
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| 194 | { |
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| 195 | return $this->reserved; |
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| 196 | } |
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| 197 | |||
| 198 | /** |
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| 199 | * @param int|null $reserved |
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| 200 | */ |
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| 201 | public function setReserved($reserved) |
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| 202 | { |
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| 203 | $this->reserved = $reserved; |
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| 204 | } |
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| 205 | |||
| 206 | /** |
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| 207 | * @return string |
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| 208 | */ |
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| 209 | public function getUserAgent() |
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| 210 | { |
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| 211 | return $this->useragent; |
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| 212 | } |
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| 213 | |||
| 214 | /** |
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| 215 | * @param string $useragent |
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| 216 | */ |
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| 217 | public function setUserAgent($useragent) |
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| 218 | { |
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| 219 | $this->useragent = $useragent; |
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| 220 | } |
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| 221 | |||
| 222 | /** |
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| 223 | * @return string|null |
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| 224 | */ |
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| 225 | public function getForwardedIp() |
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| 226 | { |
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| 227 | return $this->forwardedip; |
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| 228 | } |
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| 229 | |||
| 230 | /** |
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| 231 | * @param string|null $forwardedip |
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| 232 | */ |
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| 233 | public function setForwardedIp($forwardedip) |
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| 234 | { |
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| 235 | // Verify that the XFF chain only contains valid IP addresses, and silently discard anything that isn't. |
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| 236 | |||
| 237 | $xff = explode(',', $forwardedip); |
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| 238 | $valid = array(); |
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| 239 | |||
| 240 | foreach ($xff as $ip) { |
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| 241 | $ip = trim($ip); |
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| 242 | if (filter_var($ip, FILTER_VALIDATE_IP)) { |
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| 243 | $valid[] = $ip; |
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| 244 | } |
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| 245 | } |
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| 246 | $this->forwardedip = implode(", ", $valid); |
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| 247 | } |
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| 248 | |||
| 249 | /** |
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| 250 | * @return bool |
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| 251 | */ |
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| 252 | public function hasComments() |
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| 253 | { |
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| 254 | if ($this->hasCommentsResolved) { |
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| 255 | return $this->hasComments; |
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| 256 | } |
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| 257 | |||
| 258 | $commentsQuery = $this->dbObject->prepare("SELECT COUNT(*) AS num FROM comment WHERE request = :id;"); |
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| 259 | $commentsQuery->bindValue(":id", $this->id); |
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| 260 | |||
| 261 | $commentsQuery->execute(); |
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| 262 | |||
| 263 | $this->hasComments = ($commentsQuery->fetchColumn() != 0); |
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| 264 | $this->hasCommentsResolved = true; |
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| 265 | |||
| 266 | return $this->hasComments; |
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| 267 | } |
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| 268 | |||
| 269 | /** |
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| 270 | * @return string |
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| 271 | */ |
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| 272 | public function getEmailConfirm() |
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| 273 | { |
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| 274 | return $this->emailconfirm; |
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| 275 | } |
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| 276 | |||
| 277 | /** |
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| 278 | * @param string $emailconfirm |
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| 279 | */ |
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| 280 | public function setEmailConfirm($emailconfirm) |
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| 281 | { |
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| 282 | $this->emailconfirm = $emailconfirm; |
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| 283 | } |
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| 284 | |||
| 285 | public function generateEmailConfirmationHash() |
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| 286 | { |
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| 287 | $this->emailconfirm = bin2hex(openssl_random_pseudo_bytes(16)); |
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| 288 | } |
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| 289 | |||
| 290 | /** |
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| 291 | * @return string|null |
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| 292 | */ |
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| 293 | public function getEmail() |
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| 294 | { |
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| 295 | return $this->email; |
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| 296 | } |
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| 297 | |||
| 298 | /** |
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| 299 | * @param string|null $email |
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| 300 | */ |
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| 301 | public function setEmail($email) |
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| 302 | { |
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| 303 | $this->email = $email; |
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| 304 | } |
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| 305 | |||
| 306 | /** |
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| 307 | * @return string |
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| 308 | * @throws Exception |
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| 309 | */ |
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| 310 | public function getClosureReason() |
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| 311 | { |
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| 312 | if ($this->status != 'Closed') { |
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| 313 | throw new Exception("Can't get closure reason for open request."); |
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| 314 | } |
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| 315 | |||
| 316 | $statement = $this->dbObject->prepare(<<<SQL |
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| 317 | SELECT closes.mail_desc |
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| 318 | FROM log |
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| 319 | INNER JOIN closes ON log.action = closes.closes |
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| 320 | WHERE log.objecttype = 'Request' |
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| 321 | AND log.objectid = :requestId |
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| 322 | AND log.action LIKE 'Closed%' |
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| 323 | ORDER BY log.timestamp DESC |
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| 324 | LIMIT 1; |
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| 325 | SQL |
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| 326 | ); |
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| 327 | |||
| 328 | $statement->bindValue(":requestId", $this->id); |
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| 329 | $statement->execute(); |
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| 330 | $reason = $statement->fetchColumn(); |
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| 331 | |||
| 332 | return $reason; |
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| 333 | } |
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| 334 | |||
| 335 | /** |
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| 336 | * Gets a value indicating whether the request was closed as created or not. |
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| 337 | */ |
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| 338 | public function getWasCreated() |
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| 339 | { |
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| 340 | if ($this->status != 'Closed') { |
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| 341 | throw new Exception("Can't get closure reason for open request."); |
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| 342 | } |
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| 343 | |||
| 344 | $statement = $this->dbObject->prepare(<<<SQL |
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| 345 | SELECT emailtemplate.defaultaction, log.action |
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| 346 | FROM log |
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| 347 | LEFT JOIN emailtemplate ON CONCAT('Closed ', emailtemplate.id) = log.action |
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| 348 | WHERE log.objecttype = 'Request' |
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| 349 | AND log.objectid = :requestId |
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| 350 | AND log.action LIKE 'Closed%' |
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| 351 | ORDER BY log.timestamp DESC |
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| 352 | LIMIT 1; |
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| 353 | SQL |
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| 354 | ); |
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| 355 | |||
| 356 | $statement->bindValue(":requestId", $this->id); |
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| 357 | $statement->execute(); |
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| 358 | $defaultAction = $statement->fetchColumn(0); |
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| 359 | $logAction = $statement->fetchColumn(1); |
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| 360 | $statement->closeCursor(); |
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| 361 | |||
| 362 | if ($defaultAction === null) { |
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| 363 | return $logAction === "Closed custom-y"; |
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| 364 | } |
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| 365 | |||
| 366 | return $defaultAction === EmailTemplate::ACTION_CREATED; |
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| 367 | } |
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| 368 | |||
| 369 | /** |
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| 370 | * @return DateTime |
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| 371 | */ |
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| 372 | public function getClosureDate() |
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| 373 | { |
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| 374 | $logQuery = $this->dbObject->prepare(<<<SQL |
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| 375 | SELECT timestamp FROM log |
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| 376 | WHERE objectid = :request AND objecttype = 'Request' AND action LIKE 'Closed%' |
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| 377 | ORDER BY timestamp DESC LIMIT 1; |
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| 378 | SQL |
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| 379 | ); |
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| 380 | $logQuery->bindValue(":request", $this->getId()); |
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| 381 | $logQuery->execute(); |
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| 382 | $logTime = $logQuery->fetchColumn(); |
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| 383 | $logQuery->closeCursor(); |
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| 384 | |||
| 385 | return new DateTime($logTime); |
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| 386 | } |
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| 387 | |||
| 388 | public function getLastUpdated() |
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| 389 | { |
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| 390 | $logQuery = $this->dbObject->prepare(<<<SQL |
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| 391 | SELECT max(d.ts) FROM ( |
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| 392 | SELECT r.date AS ts FROM request r WHERE r.id = :requestr |
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| 393 | UNION ALL |
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| 394 | SELECT l.timestamp AS ts FROM log l WHERE l.objectid = :requestl AND l.objecttype = 'Request' |
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| 395 | UNION ALL |
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| 396 | SELECT c.time AS ts FROM comment c WHERE c.request = :requestc |
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| 397 | ) d |
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| 398 | SQL |
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| 399 | ); |
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| 400 | |||
| 401 | $logQuery->bindValue(":requestr", $this->getId()); |
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| 402 | $logQuery->bindValue(":requestl", $this->getId()); |
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| 403 | $logQuery->bindValue(":requestc", $this->getId()); |
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| 404 | $logQuery->execute(); |
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| 405 | $logTime = $logQuery->fetchColumn(); |
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| 406 | $logQuery->closeCursor(); |
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| 407 | |||
| 408 | return new DateTime($logTime); |
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| 409 | } |
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| 410 | |||
| 411 | /** |
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| 412 | * Returns a hash based on data within this request which can be generated easily from the data to be used to reveal |
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| 413 | * data to unauthorised* users. |
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| 414 | * |
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| 415 | * *:Not tool admins, check users, or the reserving user. |
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| 416 | * |
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| 417 | * @return string |
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| 418 | * |
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| 419 | * @todo future work to make invalidation better. Possibly move to the database and invalidate on relevant events? |
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| 420 | * Maybe depend on the last logged action timestamp? |
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| 421 | */ |
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| 422 | public function getRevealHash() |
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| 423 | { |
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| 424 | $data = $this->id // unique per request |
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| 425 | . '|' . $this->ip // } |
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| 426 | . '|' . $this->forwardedip // } private data not known to those without access |
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| 427 | . '|' . $this->useragent // } |
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| 428 | . '|' . $this->email // } |
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| 429 | . '|' . $this->status; // to rudimentarily invalidate the token on status change |
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| 430 | |||
| 431 | return hash('sha256', $data); |
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| 432 | } |
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| 433 | |||
| 434 | /** |
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| 435 | * @return int|null |
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| 436 | */ |
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| 437 | public function getQueue() : ?int |
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| 438 | { |
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| 439 | return $this->queue; |
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| 440 | } |
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| 441 | |||
| 442 | /** |
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| 443 | * @return RequestQueue|null |
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| 444 | */ |
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| 445 | public function getQueueObject(): ?RequestQueue |
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| 446 | { |
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| 447 | /** @var RequestQueue $queue */ |
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| 448 | $queue = RequestQueue::getById($this->queue, $this->getDatabase()); |
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| 449 | |||
| 450 | return $queue === false ? null : $queue; |
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| 451 | } |
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| 452 | |||
| 453 | /** |
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| 454 | * @param int|null $queue |
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| 455 | */ |
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| 456 | public function setQueue(?int $queue): void |
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| 457 | { |
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| 458 | $this->queue = $queue; |
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| 459 | } |
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| 460 | |||
| 461 | /** |
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| 462 | * @return int|null |
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| 463 | */ |
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| 464 | public function getOriginForm(): ?int |
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| 465 | { |
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| 466 | return $this->originform; |
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| 467 | } |
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| 468 | |||
| 469 | public function getOriginFormObject(): ?RequestForm |
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| 470 | { |
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| 471 | if ($this->originform === null) { |
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| 472 | return null; |
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| 473 | } |
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| 474 | |||
| 475 | /** @var RequestForm|bool $form */ |
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| 476 | $form = RequestForm::getById($this->originform, $this->getDatabase()); |
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| 477 | |||
| 478 | return $form === false ? null : $form; |
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| 479 | } |
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| 480 | |||
| 481 | /** |
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| 482 | * @param int|null $originForm |
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| 483 | */ |
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| 484 | public function setOriginForm(?int $originForm): void |
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| 487 | } |
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| 488 | } |
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| 489 |