alexdodonov /
mezon-service-client
| 1 | <?php |
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| 2 | namespace Mezon\Service; |
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| 3 | |||
| 4 | /** |
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| 5 | * Class ServiceClient |
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| 6 | * |
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| 7 | * @package Service |
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| 8 | * @subpackage ServiceClient |
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| 9 | * @author Dodonov A.A. |
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| 10 | * @version v.1.0 (2019/08/06) |
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| 11 | * @copyright Copyright (c) 2019, aeon.org |
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| 12 | */ |
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| 13 | |||
| 14 | /** |
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| 15 | * Service client for Service |
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| 16 | */ |
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| 17 | class ServiceClient extends \Mezon\CustomClient\CustomClient |
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| 18 | { |
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| 19 | |||
| 20 | /** |
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| 21 | * Service name |
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| 22 | * |
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| 23 | * @var string |
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| 24 | */ |
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| 25 | private $service = ''; |
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| 26 | |||
| 27 | /** |
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| 28 | * Last logged in user |
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| 29 | * This is used for performance improvements in ServiceClient::loginAs method |
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| 30 | * For optimisation purposes only! Do not use in the client code |
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| 31 | * |
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| 32 | * @var string |
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| 33 | */ |
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| 34 | private $login = false; |
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| 35 | |||
| 36 | /** |
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| 37 | * Rewrite mode. |
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| 38 | * If true, then URLs like this /part1/part2/param1/ will be used. If false, then parameter ?r=part1/part2/param1 will be passed |
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| 39 | * |
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| 40 | * @var string |
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| 41 | */ |
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| 42 | private $rewriteMode = true; |
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| 43 | |||
| 44 | /** |
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| 45 | * Session id |
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| 46 | * |
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| 47 | * @var string |
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| 48 | */ |
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| 49 | private $sessionId = false; |
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| 50 | |||
| 51 | /** |
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| 52 | * Constructor |
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| 53 | * |
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| 54 | * @param string $service |
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| 55 | * Service URL or service name |
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| 56 | * @param string $login |
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| 57 | * Login |
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| 58 | * @param string $password |
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| 59 | * Password |
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| 60 | * @param array $headers |
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| 61 | * Headers |
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| 62 | */ |
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| 63 | public function __construct(string $service, string $login = '', string $password = '', array $headers = []) |
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| 64 | { |
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| 65 | if (\Mezon\DnsClient\DnsClient::serviceExists($service)) { |
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| 66 | $this->service = $service; |
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| 67 | parent::__construct(\Mezon\DnsClient\DnsClient::resolveHost($service), $headers); |
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| 68 | } elseif (strpos($service, 'http://') === false && strpos($service, 'https://') === false) { |
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| 69 | throw (new \Exception('Service ' . $service . ' was not found in DNS')); |
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| 70 | } else { |
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| 71 | parent::__construct($service, $headers); |
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| 72 | } |
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| 73 | |||
| 74 | if ($login !== '') { |
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| 75 | $this->connect($login, $password); |
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| 76 | } |
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| 77 | } |
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| 78 | |||
| 79 | /** |
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| 80 | * Method sends POST request to server |
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| 81 | * |
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| 82 | * @param string $endpoint |
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| 83 | * Calling endpoint |
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| 84 | * @param array $data |
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| 85 | * Request data |
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| 86 | * @return mixed Result of the request |
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| 87 | */ |
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| 88 | public function sendPostRequest(string $endpoint, array $data = []) |
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| 89 | { |
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| 90 | $result = parent::sendPostRequest($endpoint, $data); |
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| 91 | |||
| 92 | return json_decode($result); |
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| 93 | } |
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| 94 | |||
| 95 | /** |
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| 96 | * Method sends GET request to server |
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| 97 | * |
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| 98 | * @param string $endpoint |
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| 99 | * Calling endpoint |
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| 100 | * @return mixed Result of the remote call |
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| 101 | */ |
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| 102 | public function sendGetRequest(string $endpoint) |
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| 103 | { |
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| 104 | $result = parent::sendGetRequest($endpoint); |
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| 105 | |||
| 106 | return json_decode($result); |
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| 107 | } |
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| 108 | |||
| 109 | /** |
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| 110 | * Method sends PUT request to server |
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| 111 | * |
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| 112 | * @param string $endpoint |
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| 113 | * Calling endpoint |
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| 114 | * @param array $data |
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| 115 | * Request data |
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| 116 | * @return mixed Result of the request |
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| 117 | */ |
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| 118 | public function sendPutRequest(string $endpoint, array $data = []) |
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| 119 | { |
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| 120 | $result = parent::sendPutRequest($endpoint, $data); |
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| 121 | |||
| 122 | return json_decode($result); |
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| 123 | } |
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| 124 | |||
| 125 | /** |
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| 126 | * Method sends DELETE request to server |
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| 127 | * |
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| 128 | * @param string $endpoint |
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| 129 | * Calling endpoint |
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| 130 | * @param array $data |
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| 131 | * Request data |
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| 132 | * @return mixed Result of the remote call |
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| 133 | */ |
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| 134 | public function sendDeleteRequest(string $endpoint, array $data = []) |
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| 135 | { |
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| 136 | $result = parent::sendDeleteRequest($endpoint, $data); |
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| 137 | |||
| 138 | return json_decode($result); |
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| 139 | } |
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| 140 | |||
| 141 | /** |
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| 142 | * Method validates result |
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| 143 | * |
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| 144 | * @param object $resultResult |
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| 145 | * of the authorisation request |
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| 146 | */ |
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| 147 | protected function validateSessionId(object $result) |
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| 148 | { |
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| 149 | if (isset($result->session_id) === false) { |
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| 150 | throw (new \Exception($result->message ?? 'Undefined message', $result->code ?? - 1)); |
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| 151 | } |
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| 152 | } |
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| 153 | |||
| 154 | /** |
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| 155 | * Method connects to the REST server via login and password pair |
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| 156 | * |
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| 157 | * @param string $login |
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| 158 | * Login |
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| 159 | * @param string $password |
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| 160 | * Password |
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| 161 | */ |
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| 162 | public function connect(string $login, string $password) |
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| 163 | { |
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| 164 | // authorization |
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| 165 | $data = [ |
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| 166 | 'login' => $login, |
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| 167 | 'password' => $password |
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| 168 | ]; |
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| 169 | |||
| 170 | $result = $this->sendPostRequest($this->getRequestUrl('connect'), $data); |
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| 171 | |||
| 172 | $this->validateSessionId($result); |
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| 173 | |||
| 174 | $this->login = $login; |
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| 175 | $this->sessionId = $result->session_id; |
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| 176 | } |
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| 177 | |||
| 178 | /** |
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| 179 | * Method sets token |
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| 180 | * |
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| 181 | * @param string $token |
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| 182 | * Access token |
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| 183 | * @param string $login |
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| 184 | * User login |
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| 185 | */ |
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| 186 | public function setToken(string $token, string $login = '') |
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| 187 | { |
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| 188 | if ($token === '') { |
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| 189 | throw (new \Exception('Token not set', - 4)); |
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| 190 | } |
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| 191 | |||
| 192 | $this->login = $login; |
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| 193 | $this->sessionId = $token; |
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| 194 | } |
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| 195 | |||
| 196 | /** |
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| 197 | * Method returns token |
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| 198 | * |
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| 199 | * @return string Session id |
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| 200 | */ |
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| 201 | public function getToken(): string |
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| 202 | { |
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| 203 | return $this->sessionId; |
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| 204 | } |
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| 205 | |||
| 206 | /** |
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| 207 | * Method returns self id of the session |
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| 208 | * |
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| 209 | * @return string Session user's id |
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| 210 | */ |
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| 211 | public function getSelfId(): string |
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| 212 | { |
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| 213 | $result = $this->sendGetRequest($this->getRequestUrl('selfId')); |
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| 214 | |||
| 215 | return isset($result->id) ? $result->id : $result; |
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| 216 | } |
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| 217 | |||
| 218 | /** |
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| 219 | * Method returns self login of the session |
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| 220 | * |
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| 221 | * @return string Session user's login |
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| 222 | */ |
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| 223 | public function getSelfLogin(): string |
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| 224 | { |
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| 225 | $result = $this->sendGetRequest($this->getRequestUrl('selfLogin')); |
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| 226 | |||
| 227 | return isset($result->login) ? $result->login : $result; |
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| 228 | } |
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| 229 | |||
| 230 | /** |
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| 231 | * Method logins under another user |
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| 232 | * $field must be 'id' or 'login' |
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| 233 | * |
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| 234 | * @param string $user |
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| 235 | * User credentials |
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| 236 | * @param string $field |
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| 237 | * Field name for credentials |
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| 238 | */ |
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| 239 | public function loginAs(string $user, string $field = 'id') |
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| 240 | { |
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| 241 | if ($field != 'id' && $this->login !== $user) { |
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| 242 | $result = $this->sendPostRequest($this->getRequestUrl('loginAs'), [ |
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| 243 | $field => $user |
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| 244 | ]); |
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| 245 | |||
| 246 | $this->validateSessionId($result); |
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| 247 | |||
| 248 | $this->sessionId = $result->session_id; |
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| 249 | } |
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| 250 | |||
| 251 | if ($field == 'id') { |
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| 252 | $this->login = false; |
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| 253 | } else { |
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| 254 | $this->login = $user; |
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| 255 | } |
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| 256 | } |
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| 257 | |||
| 258 | /** |
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| 259 | * Method returns stored login |
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| 260 | * |
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| 261 | * @return string Stored login |
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| 262 | */ |
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| 263 | public function getStoredLogin() |
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| 264 | { |
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| 265 | return $this->login; |
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| 266 | } |
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| 267 | |||
| 268 | /** |
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| 269 | * Method returns common headers |
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| 270 | * |
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| 271 | * @return array Headers |
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| 272 | */ |
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| 273 | protected function getCommonHeaders(): array |
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| 274 | { |
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| 275 | $result = parent::getCommonHeaders(); |
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| 276 | |||
| 277 | if ($this->sessionId !== false) { |
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| 278 | $result[] = "Authentication: Basic " . $this->sessionId; |
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| 279 | $result[] = "Cgi-Authorization: Basic " . $this->sessionId; |
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| 280 | } |
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| 281 | |||
| 282 | return $result; |
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| 283 | } |
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| 284 | |||
| 285 | /** |
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| 286 | * Method returns service |
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| 287 | * |
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| 288 | * @return string service |
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| 289 | */ |
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| 290 | public function getService(): string |
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| 291 | { |
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| 292 | return $this->service; |
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| 293 | } |
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| 294 | |||
| 295 | /** |
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| 296 | * Setting rewrite mode for URLs |
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| 297 | * |
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| 298 | * @param bool $rewriteMode |
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| 299 | * rewrite mode |
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| 300 | */ |
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| 301 | public function setRewriteMode(bool $rewriteMode): void |
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| 302 | { |
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| 303 | $this->rewriteMode = $rewriteMode; |
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The property
$rewriteMode was declared of type string, but $rewriteMode is of type boolean. Maybe add a type cast?
This check looks for assignments to scalar types that may be of the wrong type. To ensure the code behaves as expected, it may be a good idea to add an explicit type cast. $answer = 42;
$correct = false;
$correct = (bool) $answer;
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| 304 | } |
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| 305 | |||
| 306 | /** |
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| 307 | * Getting rewrite mode for URLs |
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| 308 | * |
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| 309 | * @return bool rewrite mode |
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| 310 | */ |
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| 311 | public function getRewriteMode(): bool |
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| 312 | { |
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| 313 | return $this->rewriteMode; |
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| 314 | } |
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| 315 | |||
| 316 | /** |
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| 317 | * Method returns concrete url byit's locator |
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| 318 | * |
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| 319 | * @param string $urlLocator |
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| 320 | * url locator |
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| 321 | * @return string concrete URL |
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| 322 | */ |
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| 323 | protected function getRequestUrl(string $urlLocator): string |
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| 324 | { |
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| 325 | $urlMap = [ |
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| 326 | 'loginAs' => $this->rewriteMode ? '/login-as/' : '?r=login-as', |
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| 327 | 'selfLogin' => $this->rewriteMode ? '/self/login/' : '?r=' . urlecode('self/login'), |
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| 328 | 'selfId' => $this->rewriteMode ? '/self/id/' : '?r=' . urlecode('self/id'), |
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| 329 | 'connect' => $this->rewriteMode ? '/connect/' : '?r=connect' |
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| 330 | ]; |
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| 331 | |||
| 332 | if (isset($urlMap[$urlLocator]) === false) { |
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| 333 | throw (new \Exception('Locator ' . $urlLocator . ' was not found')); |
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| 334 | } |
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| 335 | |||
| 336 | return $urlMap[$urlLocator]; |
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| 337 | } |
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| 338 | } |
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| 339 |
This check looks for assignments to scalar types that may be of the wrong type.
To ensure the code behaves as expected, it may be a good idea to add an explicit type cast.