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| 1 | <?php |
| 2 | declare(strict_types=1); |
| 3 | /** |
| 4 | * Pop PHP Framework (https://www.popphp.org/) |
| 5 | * |
| 6 | * @link https://github.com/popphp/popphp-framework |
| 7 | * @author Nick Sagona, III <nick@popphp.org> |
| 8 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 9 | * @license https://www.popphp.org/license New BSD License |
| 10 | */ |
| 11 | |
| 12 | /** |
| 13 | * @namespace |
| 14 | */ |
| 15 | namespace Pop\Queue\Adapter; |
| 16 | |
| 17 | use Pop\Queue\Process\Task; |
| 18 | |
| 19 | /** |
| 20 | * Adapter abstract class |
| 21 | * |
| 22 | * @category Pop |
| 23 | * @package Pop\Queue |
| 24 | * @author Nick Sagona, III <nick@popphp.org> |
| 25 | * @copyright Copyright (c) 2009-2026 Nick Sagona, III |
| 26 | * @license https://www.popphp.org/license New BSD License |
| 27 | * @version 3.0.0 |
| 28 | */ |
| 29 | abstract class AbstractTaskAdapter extends AbstractAdapter implements TaskAdapterInterface |
| 30 | { |
| 31 | |
| 32 | /** |
| 33 | * How long, in seconds, a claim blocks a *same-window* re-claim. |
| 34 | * Shared by every concrete adapter's claimTaskRun() implementation. |
| 35 | * Not configurable - it has no relationship to any task's cron |
| 36 | * recurrence interval (the explicit window value each implementation |
| 37 | * compares against is what makes that safe). It does need to outlast |
| 38 | * the longest window a claim must survive: a claim is never refreshed |
| 39 | * or released while its task runs, and a coarse (non-sub-minute) task |
| 40 | * is due across its entire ~60-second window (evaluate() stays true |
| 41 | * for the whole minute, not just at :00), so a second worker can |
| 42 | * legitimately re-evaluate the same coarse task's window many seconds |
| 43 | * after the first worker claimed it. 90 seconds covers a full |
| 44 | * 60-second coarse window plus slack, not just one claim-then-execute |
| 45 | * round trip. |
| 46 | */ |
| 47 | protected const TASK_CLAIM_TTL = 90; |
| 48 | |
| 49 | /** |
| 50 | * Schedule job with queue |
| 51 | * |
| 52 | * @param Task $task |
| 53 | * @return AbstractTaskAdapter |
| 54 | */ |
| 55 | abstract public function schedule(Task $task): AbstractTaskAdapter; |
| 56 | |
| 57 | /** |
| 58 | * Get scheduled tasks |
| 59 | * |
| 60 | * @return array |
| 61 | */ |
| 62 | abstract public function getTasks(): array; |
| 63 | |
| 64 | /** |
| 65 | * Get scheduled task |
| 66 | * |
| 67 | * @param string $taskId |
| 68 | * @return ?Task |
| 69 | */ |
| 70 | abstract public function getTask(string $taskId): ?Task; |
| 71 | |
| 72 | /** |
| 73 | * Get every scheduled task, keyed by task ID. |
| 74 | * |
| 75 | * Concrete, not abstract, so an adapter only overrides it if its storage can |
| 76 | * genuinely do better than one fetch per task - which the Database and Redis |
| 77 | * adapters both can, and do. This fallback is the loop it replaces, kept so |
| 78 | * that adding the method to TaskAdapterInterface doesn't oblige every |
| 79 | * adapter to reimplement it. |
| 80 | * |
| 81 | * @return array taskId => Task |
| 82 | */ |
| 83 | public function getAllTasks(): array |
| 84 | { |
| 85 | $tasks = []; |
| 86 | |
| 87 | foreach ($this->getTasks() as $taskId) { |
| 88 | $task = $this->getTask($taskId); |
| 89 | if ($task !== null) { |
| 90 | $tasks[$taskId] = $task; |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | return $tasks; |
| 95 | } |
| 96 | |
| 97 | /** |
| 98 | * Update scheduled task |
| 99 | * |
| 100 | * @param Task $task |
| 101 | * @return AbstractTaskAdapter |
| 102 | */ |
| 103 | abstract public function updateTask(Task $task): AbstractTaskAdapter; |
| 104 | |
| 105 | /** |
| 106 | * Remove scheduled task |
| 107 | * |
| 108 | * @param string $taskId |
| 109 | * @return AbstractTaskAdapter |
| 110 | */ |
| 111 | abstract public function removeTask(string $taskId): AbstractTaskAdapter; |
| 112 | |
| 113 | /** |
| 114 | * Get scheduled tasks count |
| 115 | * |
| 116 | * @return int |
| 117 | */ |
| 118 | abstract public function getTaskCount(): int; |
| 119 | |
| 120 | /** |
| 121 | * Has scheduled tasks |
| 122 | * |
| 123 | * @return bool |
| 124 | */ |
| 125 | abstract public function hasTasks(): bool; |
| 126 | |
| 127 | /** |
| 128 | * Clear all scheduled task |
| 129 | * |
| 130 | * @return AbstractTaskAdapter |
| 131 | */ |
| 132 | abstract public function clearTasks(): AbstractTaskAdapter; |
| 133 | |
| 134 | /** |
| 135 | * Atomically claim a task's current due-window |
| 136 | * |
| 137 | * @param string $taskId |
| 138 | * @param string $window |
| 139 | * @return bool |
| 140 | */ |
| 141 | abstract public function claimTaskRun(string $taskId, string $window): bool; |
| 142 | |
| 143 | } |