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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * The Administration Session class. |
| 5 | * |
| 6 | * This Source Code Form is subject to the terms of the Mozilla Public License, |
| 7 | * v. 2.0. If a copy of the MPL was not distributed with this file, You can |
| 8 | * obtain one at https://mozilla.org/MPL/2.0/. |
| 9 | * |
| 10 | * @package phpMyFAQ |
| 11 | * @author Thorsten Rinne <thorsten@phpmyfaq.de> |
| 12 | * @copyright 2024-2026 phpMyFAQ Team |
| 13 | * @license https://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0 |
| 14 | * @link https://www.phpmyfaq.de |
| 15 | * @since 2024-10-29 |
| 16 | */ |
| 17 | |
| 18 | declare(strict_types=1); |
| 19 | |
| 20 | namespace phpMyFAQ\Administration; |
| 21 | |
| 22 | use phpMyFAQ\Configuration; |
| 23 | use stdClass; |
| 24 | use Symfony\Component\HttpFoundation\Request; |
| 25 | use Throwable; |
| 26 | |
| 27 | readonly class Session |
| 28 | { |
| 29 | private SessionRepository $sessionRepository; |
| 30 | |
| 31 | public function __construct( |
| 32 | private Configuration $configuration, |
| 33 | ) { |
| 34 | $this->sessionRepository = new SessionRepository($configuration); |
| 35 | } |
| 36 | |
| 37 | /** |
| 38 | * Returns the number of currently online (logged-in) users within the last windowSeconds. |
| 39 | */ |
| 40 | public function getNumberOfOnlineUsers(int $windowSeconds = 600): int |
| 41 | { |
| 42 | $count = 0; |
| 43 | |
| 44 | try { |
| 45 | $minTimestamp = (int) Request::createFromGlobals()->server->get('REQUEST_TIME') - $windowSeconds; |
| 46 | if ($this->configuration->get(item: 'main.enableUserTracking')) { |
| 47 | $count = $this->sessionRepository->countOnlineUsersFromSessions($minTimestamp |
| 48 | - (PMF_AUTH_TIMEOUT * 60)); |
| 49 | } |
| 50 | |
| 51 | if (!$this->configuration->get(item: 'main.enableUserTracking')) { |
| 52 | $count = $this->sessionRepository->countOnlineUsersFromFaqUser($minTimestamp); |
| 53 | } |
| 54 | } catch (Throwable) { |
| 55 | $count = 0; |
| 56 | } |
| 57 | |
| 58 | return $count; |
| 59 | } |
| 60 | |
| 61 | public function getTimeFromSessionId(int $sessionId): int |
| 62 | { |
| 63 | return $this->sessionRepository->getTimeBySessionId($sessionId); |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * Returns all sessions from a date. |
| 68 | * |
| 69 | * @param int $firstHour First hour |
| 70 | * @param int $lastHour Last hour |
| 71 | * |
| 72 | * @return array<int, string[]> |
| 73 | */ |
| 74 | public function getSessionsByDate(int $firstHour, int $lastHour): array |
| 75 | { |
| 76 | $sessions = []; |
| 77 | $rows = $this->sessionRepository->getSessionsByDateRange($firstHour, $lastHour); |
| 78 | |
| 79 | foreach ($rows as $row) { |
| 80 | $sessions[(int) $row->sid] = [ |
| 81 | 'ip' => (string) $row->ip, |
| 82 | 'time' => (string) $row->time, |
| 83 | ]; |
| 84 | } |
| 85 | |
| 86 | return $sessions; |
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * Returns the number of sessions. |
| 91 | */ |
| 92 | public function getNumberOfSessions(): int |
| 93 | { |
| 94 | return $this->sessionRepository->countTotalSessions(); |
| 95 | } |
| 96 | |
| 97 | /** |
| 98 | * Deletes the sessions for a given timespan. |
| 99 | * |
| 100 | * @param int $first First session ID |
| 101 | * @param int $last Last session ID |
| 102 | */ |
| 103 | public function deleteSessions(int $first, int $last): bool |
| 104 | { |
| 105 | return $this->sessionRepository->deleteSessionsByTimeRange($first, $last); |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * Deletes all entries in the table. |
| 110 | */ |
| 111 | public function deleteAllSessions(): bool |
| 112 | { |
| 113 | return $this->sessionRepository->deleteAllSessions(); |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * Calculates the number of visits per day the last 30 days. |
| 118 | * |
| 119 | * @return array<int, stdClass> |
| 120 | */ |
| 121 | public function getLast30DaysVisits(int $endDate): array |
| 122 | { |
| 123 | return $this->getVisitsForDays($endDate, 30); |
| 124 | } |
| 125 | |
| 126 | /** |
| 127 | * Calculates the number of visits per day for the given number of days. |
| 128 | * |
| 129 | * @return array<int, stdClass> |
| 130 | */ |
| 131 | public function getVisitsForDays(int $endDate, int $days = 30): array |
| 132 | { |
| 133 | $days = max(1, min($days, 365)); |
| 134 | $stats = []; |
| 135 | $completeData = []; |
| 136 | // Inclusive range: the loop below counts both the start and end day, |
| 137 | // so subtract one day to yield exactly $days buckets. |
| 138 | $startDate = $endDate - (($days - 1) * 86_400); |
| 139 | |
| 140 | $visits = $this->sessionRepository->getSessionTimestamps($startDate, $endDate); |
| 141 | |
| 142 | for ($date = $startDate; $date <= $endDate; $date += 86_400) { |
| 143 | $stats[date(format: 'Y-m-d', timestamp: $date)] = 0; |
| 144 | } |
| 145 | |
| 146 | foreach ($visits as $visitDate) { |
| 147 | $key = date(format: 'Y-m-d', timestamp: $visitDate); |
| 148 | if (!array_key_exists($key, $stats)) { |
| 149 | continue; |
| 150 | } |
| 151 | |
| 152 | ++$stats[$key]; |
| 153 | } |
| 154 | |
| 155 | foreach ($stats as $date => $number) { |
| 156 | $visit = new stdClass(); |
| 157 | $visit->date = $date; |
| 158 | $visit->number = $number; |
| 159 | $completeData[] = $visit; |
| 160 | } |
| 161 | |
| 162 | return $completeData; |
| 163 | } |
| 164 | } |