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| Name | Lines | Functions and Methods | CRAP | Classes and Traits | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| SessionHuman | 0.00% | 0 / 72 | 0.00% | 0 / 11 | 1560 | 0.00% | 0 / 1 | |||
| writeVerifySession | 0.00% | 0 / 6 | 0.00% | 0 / 1 | 6 | |||||
| writeBotSession | 0.00% | 0 / 3 | 0.00% | 0 / 1 | 2 | |||||
| redirectOnSuspicion | 0.00% | 0 / 31 | 0.00% | 0 / 1 | 156 | |||||
| isOverAged | 0.00% | 0 / 3 | 0.00% | 0 / 1 | 12 | |||||
| isUnderAged | 0.00% | 0 / 3 | 0.00% | 0 / 1 | 12 | |||||
| addStep | 0.00% | 0 / 8 | 0.00% | 0 / 1 | 12 | |||||
| hasStep | 0.00% | 0 / 3 | 0.00% | 0 / 1 | 12 | |||||
| hasStepMaxReload | 0.00% | 0 / 5 | 0.00% | 0 / 1 | 20 | |||||
| isVerified | 0.00% | 0 / 3 | 0.00% | 0 / 1 | 12 | |||||
| isOrigin | 0.00% | 0 / 3 | 0.00% | 0 / 1 | 12 | |||||
| writeRedirectCaptcha | 0.00% | 0 / 4 | 0.00% | 0 / 1 | 6 | |||||
| 1 | <?php | |
| 2 | ||
| 3 | namespace BO\Slim\Middleware\Session; | |
| 4 | ||
| 5 | use Psr\Http\Message\ServerRequestInterface; | |
| 6 | ||
| 7 | /** | |
| 8 | * Check if human | |
| 9 | */ | |
| 10 | class SessionHuman extends SessionContainer | |
| 11 | { | |
| 12 | const int MAX_RELOAD = 10; | |
| 13 | ||
| 14 | const int MAX_TIME = 1800; | |
| 15 | ||
| 16 | const int MIN_TIME = 3; | |
| 17 | ||
| 18 | /** @psalm-api */ | |
| 19 | public function writeVerifySession(ServerRequestInterface $request, string $origin = ''): void | |
| 20 | { | |
| 21 | $clientIp = $request->getAttribute('ip_address'); | |
| 22 | $this->set('client', 1, 'human'); | |
| 23 | $this->set('ts', time(), 'human'); | |
| 24 | if (! $this->isOrigin('captcha')) { | |
| 25 | $this->set('origin', $origin, 'human'); | |
| 26 | } | |
| 27 | $this->set('remoteAddress', $clientIp, 'human'); | |
| 28 | } | |
| 29 | ||
| 30 | /** @psalm-api */ | |
| 31 | public function writeBotSession(string $origin = ''): void | |
| 32 | { | |
| 33 | $this->set('client', 0, 'human'); | |
| 34 | $this->set('ts', 0, 'human'); | |
| 35 | $this->set('origin', $origin, 'human'); | |
| 36 | } | |
| 37 | ||
| 38 | /** | |
| 39 | * @SuppressWarnings(Complexity) | |
| 40 | * @param string[] $requiredSteps | |
| 41 | * @psalm-api | |
| 42 | */ | |
| 43 | public function redirectOnSuspicion( | |
| 44 | ServerRequestInterface $request, | |
| 45 | array $requiredSteps = [], | |
| 46 | string|false $referer = false | |
| 47 | ): bool { | |
| 48 | $path = $request->getUri()->getPath(); | |
| 49 | $sessionId = session_id(); | |
| 50 | $sessionId = $sessionId === false ? '' : $sessionId; | |
| 51 | $refererLabel = is_string($referer) ? $referer : ''; | |
| 52 | if (! $this->isOrigin('captcha')) { | |
| 53 | foreach ($requiredSteps as $stepName) { | |
| 54 | if (!$this->hasStep($stepName)) { | |
| 55 | \App::$log->notice( | |
| 56 | "[Human " . $sessionId . "] Missing step $stepName on " . $path . " (referer: " . $refererLabel . ")" | |
| 57 | ); | |
| 58 | $this->writeRedirectCaptcha($path, $stepName); | |
| 59 | return true; | |
| 60 | } | |
| 61 | if ($this->hasStepMaxReload($stepName)) { | |
| 62 | \App::$log->notice( | |
| 63 | "[Human " . $sessionId . "] Exceeded max reload for step $stepName on " . $path | |
| 64 | ); | |
| 65 | $this->writeRedirectCaptcha($path, ($referer !== false) ? $referer : end($requiredSteps)); | |
| 66 | return true; | |
| 67 | } | |
| 68 | } | |
| 69 | $clientIpAddress = $request->getAttribute('ip_address'); | |
| 70 | if (!$this->has('remoteAddress', 'human') || $clientIpAddress != $this->get('remoteAddress', 'human')) { | |
| 71 | \App::$log->error("[Human " . $sessionId . "] Missing remote address " . $clientIpAddress); | |
| 72 | $this->writeRedirectCaptcha($path, $referer); | |
| 73 | return true; | |
| 74 | } | |
| 75 | } | |
| 76 | if (!$this->isVerified()) { | |
| 77 | \App::$log->error( | |
| 78 | "[Human " . $sessionId . "] Missing session on " . $path . " (referer: " . $refererLabel . ")" | |
| 79 | ); | |
| 80 | $this->writeRedirectCaptcha($path, $referer); | |
| 81 | return true; | |
| 82 | } | |
| 83 | $this->writeRedirectCaptcha($path, ($referer !== false) ? $referer : end($requiredSteps)); | |
| 84 | return false; | |
| 85 | } | |
| 86 | ||
| 87 | /** @psalm-api */ | |
| 88 | public function isOverAged(): bool | |
| 89 | { | |
| 90 | if (!$this->has('ts', 'human') || time() > ($this->get('ts', 'human') + self::MAX_TIME)) { | |
| 91 | return true; | |
| 92 | } | |
| 93 | return false; | |
| 94 | } | |
| 95 | ||
| 96 | /** @psalm-api */ | |
| 97 | public function isUnderAged(): bool | |
| 98 | { | |
| 99 | if (!$this->has('ts', 'human') || time() < ($this->get('ts', 'human') + self::MIN_TIME)) { | |
| 100 | return true; | |
| 101 | } | |
| 102 | return false; | |
| 103 | } | |
| 104 | ||
| 105 | /** @psalm-api */ | |
| 106 | public function addStep(string $stepName): void | |
| 107 | { | |
| 108 | if (!$this->has('step', 'human')) { | |
| 109 | $this->set('step', array(), 'human'); | |
| 110 | } | |
| 111 | if (!array_key_exists($stepName, $this->get('step', 'human'))) { | |
| 112 | $stepCount = 1; | |
| 113 | } else { | |
| 114 | $stepCount = $this->get('step', 'human')[$stepName] + 1; | |
| 115 | } | |
| 116 | $step = $this->get('step', 'human'); | |
| 117 | $step[$stepName] = $stepCount; | |
| 118 | $this->setGroup(array('human' => array('step' => $step))); | |
| 119 | } | |
| 120 | ||
| 121 | public function hasStep(string $stepName): bool | |
| 122 | { | |
| 123 | if ($this->has('step', 'human') && array_key_exists($stepName, $this->get('step', 'human'))) { | |
| 124 | return true; | |
| 125 | } | |
| 126 | return false; | |
| 127 | } | |
| 128 | ||
| 129 | public function hasStepMaxReload(string $stepName): bool | |
| 130 | { | |
| 131 | if ( | |
| 132 | $this->has('step', 'human') && | |
| 133 | array_key_exists($stepName, $this->get('step', 'human')) && | |
| 134 | $this->get('step', 'human')[$stepName] > self::MAX_RELOAD | |
| 135 | ) { | |
| 136 | return true; | |
| 137 | } | |
| 138 | return false; | |
| 139 | } | |
| 140 | ||
| 141 | public function isVerified(): bool | |
| 142 | { | |
| 143 | if ($this->has('client', 'human') && $this->get('client', 'human')) { | |
| 144 | return true; | |
| 145 | } | |
| 146 | return false; | |
| 147 | } | |
| 148 | ||
| 149 | protected function isOrigin(string $originName): bool | |
| 150 | { | |
| 151 | if ($this->has('origin', 'human') && $originName == $this->get('origin', 'human')) { | |
| 152 | return true; | |
| 153 | } | |
| 154 | return false; | |
| 155 | } | |
| 156 | ||
| 157 | protected function writeRedirectCaptcha(string $path, string|false $referer = false): void | |
| 158 | { | |
| 159 | if (false === $referer) { | |
| 160 | $referer = basename($path); | |
| 161 | } | |
| 162 | $referer = array('human' => array('referer' => $referer)); | |
| 163 | $this->setGroup($referer); | |
| 164 | } | |
| 165 | } |