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| 1 | <?php |
| 2 | |
| 3 | namespace BuyerKiosk\SellerMarketing; |
| 4 | |
| 5 | /** |
| 6 | * SmsQueue Class |
| 7 | * |
| 8 | * Manages SMS queue operations for the seller marketing trigger system. |
| 9 | * Handles adding messages to queue, status tracking, and retry logic. |
| 10 | * |
| 11 | * REFACTORED: Now uses central seller_marketing_queue table in kiosk_buykiosk database |
| 12 | * instead of store-specific sms_queue tables. |
| 13 | * |
| 14 | * Table: seller_marketing_queue (central database: kiosk_buykiosk) |
| 15 | * |
| 16 | * @package BuyerKiosk\SellerMarketing |
| 17 | */ |
| 18 | class SmsQueue |
| 19 | { |
| 20 | /** |
| 21 | * @var \PDO Database connection (central database) |
| 22 | */ |
| 23 | private $db; |
| 24 | |
| 25 | /** |
| 26 | * @var mixed Optional logger instance |
| 27 | */ |
| 28 | private $logger; |
| 29 | |
| 30 | /** |
| 31 | * Valid status values (updated for new schema) |
| 32 | */ |
| 33 | const STATUS_PENDING = 'pending'; |
| 34 | const STATUS_SENT = 'sent'; |
| 35 | const STATUS_FAILED = 'failed'; |
| 36 | const STATUS_CANCELLED = 'cancelled'; |
| 37 | |
| 38 | /** |
| 39 | * Maximum retry attempts |
| 40 | */ |
| 41 | const DEFAULT_MAX_ATTEMPTS = 3; |
| 42 | |
| 43 | /** |
| 44 | * Default message priority |
| 45 | */ |
| 46 | const DEFAULT_PRIORITY = 5; |
| 47 | |
| 48 | /** |
| 49 | * Constructor |
| 50 | * |
| 51 | * @param \PDO $db Database connection (central database: kiosk_buykiosk) |
| 52 | * @param mixed $logger Optional logger instance |
| 53 | */ |
| 54 | public function __construct($db, $logger = null) |
| 55 | { |
| 56 | $this->db = $db; |
| 57 | $this->logger = $logger; |
| 58 | } |
| 59 | |
| 60 | /** |
| 61 | * Get store ID from typeNum |
| 62 | * |
| 63 | * Queries the stores table to convert typeNum (e.g., 'ou00') to store ID. |
| 64 | * |
| 65 | * @param string $typeNum Store identifier (e.g., 'ou00', 'pa00') |
| 66 | * @return int|false Store ID on success, false on failure |
| 67 | */ |
| 68 | private function getStoreIdFromTypeNum($typeNum) |
| 69 | { |
| 70 | try { |
| 71 | $sql = "SELECT id FROM stores WHERE typeNum = :type_num LIMIT 1"; |
| 72 | $stmt = $this->db->prepare($sql); |
| 73 | $stmt->bindValue(':type_num', $typeNum, \PDO::PARAM_STR); |
| 74 | |
| 75 | if ($stmt->execute()) { |
| 76 | $result = $stmt->fetch(\PDO::FETCH_ASSOC); |
| 77 | if ($result && isset($result['id'])) { |
| 78 | return (int)$result['id']; |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | $this->log("Store not found for typeNum: {$typeNum}"); |
| 83 | return false; |
| 84 | |
| 85 | } catch (\Exception $e) { |
| 86 | $this->log("Error getting store ID from typeNum: " . $e->getMessage()); |
| 87 | return false; |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Get typeNum from store ID |
| 93 | * |
| 94 | * Queries the stores table to convert store ID to typeNum. |
| 95 | * |
| 96 | * @param int $storeId Store ID |
| 97 | * @return string|false TypeNum on success, false on failure |
| 98 | */ |
| 99 | private function getTypeNumFromStoreId($storeId) |
| 100 | { |
| 101 | try { |
| 102 | $sql = "SELECT typeNum FROM stores WHERE id = :store_id LIMIT 1"; |
| 103 | $stmt = $this->db->prepare($sql); |
| 104 | $stmt->bindValue(':store_id', $storeId, \PDO::PARAM_INT); |
| 105 | |
| 106 | if ($stmt->execute()) { |
| 107 | $result = $stmt->fetch(\PDO::FETCH_ASSOC); |
| 108 | if ($result && isset($result['typeNum'])) { |
| 109 | return $result['typeNum']; |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | $this->log("TypeNum not found for store ID: {$storeId}"); |
| 114 | return false; |
| 115 | |
| 116 | } catch (\Exception $e) { |
| 117 | $this->log("Error getting typeNum from store ID: " . $e->getMessage()); |
| 118 | return false; |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * Add a new message to the queue |
| 124 | * |
| 125 | * REFACTORED: Simplified parameters and updated to use seller_marketing_queue table. |
| 126 | * |
| 127 | * @param string $typeNum Store identifier (e.g., 'ou00', 'pa00') |
| 128 | * @param string $phone Customer phone number (E.164 format recommended) |
| 129 | * @param string $message SMS content with variables already replaced |
| 130 | * @param int $triggerId Reference to seller_marketing_triggers.id |
| 131 | * @return int|false Queue ID on success, false on failure |
| 132 | */ |
| 133 | public function add($typeNum, $phone, $message, $triggerId) |
| 134 | { |
| 135 | try { |
| 136 | // Validate inputs |
| 137 | if (empty($typeNum) || empty($phone) || empty($message) || empty($triggerId)) { |
| 138 | $this->log("Failed to add message to queue: Missing required fields"); |
| 139 | return false; |
| 140 | } |
| 141 | |
| 142 | // Get store ID from typeNum |
| 143 | $storeId = $this->getStoreIdFromTypeNum($typeNum); |
| 144 | if ($storeId === false) { |
| 145 | $this->log("Failed to add message to queue: Invalid typeNum: {$typeNum}"); |
| 146 | return false; |
| 147 | } |
| 148 | |
| 149 | // Validate phone number format (basic validation) |
| 150 | if (!$this->validatePhoneNumber($phone)) { |
| 151 | $this->log("Failed to add message to queue: Invalid phone number format: {$phone}"); |
| 152 | return false; |
| 153 | } |
| 154 | |
| 155 | $sql = "INSERT INTO seller_marketing_queue |
| 156 | (store_id, phone, message, message_type, trigger_id, send_at, |
| 157 | status, provider, priority, attempts, max_attempts, created_at) |
| 158 | VALUES |
| 159 | (:store_id, :phone, :message, :message_type, :trigger_id, NOW(), |
| 160 | :status, :provider, :priority, 0, :max_attempts, NOW())"; |
| 161 | |
| 162 | $stmt = $this->db->prepare($sql); |
| 163 | $stmt->bindValue(':store_id', $storeId, \PDO::PARAM_INT); |
| 164 | $stmt->bindValue(':phone', $phone, \PDO::PARAM_STR); |
| 165 | $stmt->bindValue(':message', $message, \PDO::PARAM_STR); |
| 166 | $stmt->bindValue(':message_type', 'trigger', \PDO::PARAM_STR); |
| 167 | $stmt->bindValue(':trigger_id', $triggerId, \PDO::PARAM_INT); |
| 168 | $stmt->bindValue(':status', self::STATUS_PENDING, \PDO::PARAM_STR); |
| 169 | $stmt->bindValue(':provider', 'twilio', \PDO::PARAM_STR); |
| 170 | $stmt->bindValue(':priority', self::DEFAULT_PRIORITY, \PDO::PARAM_INT); |
| 171 | $stmt->bindValue(':max_attempts', self::DEFAULT_MAX_ATTEMPTS, \PDO::PARAM_INT); |
| 172 | |
| 173 | if ($stmt->execute()) { |
| 174 | $queueId = $this->db->lastInsertId(); |
| 175 | $this->log("Added message to queue: ID={$queueId}, store={$typeNum}, phone={$phone}, trigger={$triggerId}"); |
| 176 | return (int)$queueId; |
| 177 | } |
| 178 | |
| 179 | $this->log("Failed to add message to queue: Database error"); |
| 180 | return false; |
| 181 | |
| 182 | } catch (\PDOException $e) { |
| 183 | $this->log("Database error adding message to queue: " . $e->getMessage()); |
| 184 | return false; |
| 185 | } catch (\Exception $e) { |
| 186 | $this->log("Error adding message to queue: " . $e->getMessage()); |
| 187 | return false; |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | /** |
| 192 | * Get pending messages for a store |
| 193 | * |
| 194 | * REFACTORED: Returns messages with status='pending' AND send_at <= NOW() |
| 195 | * ordered by priority and send_at. Converts store_id to typeNum in results. |
| 196 | * |
| 197 | * @param string $typeNum Store identifier |
| 198 | * @param int $limit Maximum number of messages to retrieve (default: 10) |
| 199 | * @return array Array of message records, empty array on error |
| 200 | */ |
| 201 | public function getPending($typeNum, $limit = 10) |
| 202 | { |
| 203 | try { |
| 204 | // Validate inputs |
| 205 | if (empty($typeNum)) { |
| 206 | $this->log("Failed to get pending messages: Missing typeNum"); |
| 207 | return []; |
| 208 | } |
| 209 | |
| 210 | // Get store ID from typeNum |
| 211 | $storeId = $this->getStoreIdFromTypeNum($typeNum); |
| 212 | if ($storeId === false) { |
| 213 | $this->log("Failed to get pending messages: Invalid typeNum: {$typeNum}"); |
| 214 | return []; |
| 215 | } |
| 216 | |
| 217 | $limit = max(1, min(1000, (int)$limit)); // Enforce reasonable limits |
| 218 | |
| 219 | $sql = "SELECT * FROM seller_marketing_queue |
| 220 | WHERE store_id = :store_id |
| 221 | AND status = :status |
| 222 | AND send_at <= NOW() |
| 223 | ORDER BY priority ASC, send_at ASC |
| 224 | LIMIT :limit"; |
| 225 | |
| 226 | $stmt = $this->db->prepare($sql); |
| 227 | $stmt->bindValue(':store_id', $storeId, \PDO::PARAM_INT); |
| 228 | $stmt->bindValue(':status', self::STATUS_PENDING, \PDO::PARAM_STR); |
| 229 | $stmt->bindValue(':limit', $limit, \PDO::PARAM_INT); |
| 230 | |
| 231 | if ($stmt->execute()) { |
| 232 | $messages = $stmt->fetchAll(\PDO::FETCH_ASSOC); |
| 233 | |
| 234 | // Add typeNum to each message for backward compatibility |
| 235 | foreach ($messages as &$message) { |
| 236 | $message['type_num'] = $typeNum; |
| 237 | } |
| 238 | |
| 239 | $this->log("Retrieved " . count($messages) . " pending messages for {$typeNum}"); |
| 240 | return $messages; |
| 241 | } |
| 242 | |
| 243 | $this->log("Failed to get pending messages: Query execution failed"); |
| 244 | return []; |
| 245 | |
| 246 | } catch (\PDOException $e) { |
| 247 | $this->log("Database error getting pending messages: " . $e->getMessage()); |
| 248 | return []; |
| 249 | } catch (\Exception $e) { |
| 250 | $this->log("Error getting pending messages: " . $e->getMessage()); |
| 251 | return []; |
| 252 | } |
| 253 | } |
| 254 | |
| 255 | /** |
| 256 | * Mark a message as sent with provider ID |
| 257 | * |
| 258 | * REFACTORED: Removed 'sending' status - goes directly from pending to sent. |
| 259 | * Uses provider_id instead of twilio_sid to support multiple providers. |
| 260 | * |
| 261 | * @param int $queueId Queue message ID |
| 262 | * @param string $providerId Provider message ID (Twilio SID or Vonage ID) |
| 263 | * @return bool True on success, false on failure |
| 264 | */ |
| 265 | public function markSent($queueId, $providerId) |
| 266 | { |
| 267 | try { |
| 268 | // Validate inputs |
| 269 | if (empty($queueId) || !is_numeric($queueId)) { |
| 270 | $this->log("Failed to mark as sent: Invalid queue ID"); |
| 271 | return false; |
| 272 | } |
| 273 | |
| 274 | $sql = "UPDATE seller_marketing_queue |
| 275 | SET status = :status, |
| 276 | sent_at = NOW(), |
| 277 | provider_id = :provider_id |
| 278 | WHERE id = :id"; |
| 279 | |
| 280 | $stmt = $this->db->prepare($sql); |
| 281 | $stmt->bindValue(':status', self::STATUS_SENT, \PDO::PARAM_STR); |
| 282 | $stmt->bindValue(':provider_id', $providerId, \PDO::PARAM_STR); |
| 283 | $stmt->bindValue(':id', (int)$queueId, \PDO::PARAM_INT); |
| 284 | |
| 285 | if ($stmt->execute()) { |
| 286 | $this->log("Marked message as sent: ID={$queueId}, provider_id={$providerId}"); |
| 287 | return true; |
| 288 | } |
| 289 | |
| 290 | $this->log("Failed to mark as sent: Query execution failed for ID={$queueId}"); |
| 291 | return false; |
| 292 | |
| 293 | } catch (\PDOException $e) { |
| 294 | $this->log("Database error marking as sent: " . $e->getMessage()); |
| 295 | return false; |
| 296 | } catch (\Exception $e) { |
| 297 | $this->log("Error marking as sent: " . $e->getMessage()); |
| 298 | return false; |
| 299 | } |
| 300 | } |
| 301 | |
| 302 | /** |
| 303 | * Mark a message as failed with error message |
| 304 | * |
| 305 | * REFACTORED: Includes retry logic. If attempts < max_attempts, resets to pending. |
| 306 | * If max attempts reached, leaves status as failed. |
| 307 | * |
| 308 | * @param int $queueId Queue message ID |
| 309 | * @param string $errorMessage Error details |
| 310 | * @return bool True on success, false on failure |
| 311 | */ |
| 312 | public function markFailed($queueId, $errorMessage) |
| 313 | { |
| 314 | try { |
| 315 | // Validate inputs |
| 316 | if (empty($queueId) || !is_numeric($queueId)) { |
| 317 | $this->log("Failed to mark as failed: Invalid queue ID"); |
| 318 | return false; |
| 319 | } |
| 320 | |
| 321 | // First, get current attempts and max_attempts |
| 322 | $sql = "SELECT attempts, max_attempts FROM seller_marketing_queue WHERE id = :id"; |
| 323 | $stmt = $this->db->prepare($sql); |
| 324 | $stmt->bindValue(':id', (int)$queueId, \PDO::PARAM_INT); |
| 325 | |
| 326 | if (!$stmt->execute()) { |
| 327 | $this->log("Failed to get message info for ID={$queueId}"); |
| 328 | return false; |
| 329 | } |
| 330 | |
| 331 | $message = $stmt->fetch(\PDO::FETCH_ASSOC); |
| 332 | if (!$message) { |
| 333 | $this->log("Message not found: ID={$queueId}"); |
| 334 | return false; |
| 335 | } |
| 336 | |
| 337 | $newAttempts = $message['attempts'] + 1; |
| 338 | $maxAttempts = $message['max_attempts']; |
| 339 | |
| 340 | // Determine new status: if we haven't hit max attempts, reset to pending for retry |
| 341 | $newStatus = ($newAttempts >= $maxAttempts) ? self::STATUS_FAILED : self::STATUS_PENDING; |
| 342 | |
| 343 | $sql = "UPDATE seller_marketing_queue |
| 344 | SET status = :status, |
| 345 | error_message = :error_message, |
| 346 | attempts = :attempts |
| 347 | WHERE id = :id"; |
| 348 | |
| 349 | $stmt = $this->db->prepare($sql); |
| 350 | $stmt->bindValue(':status', $newStatus, \PDO::PARAM_STR); |
| 351 | $stmt->bindValue(':error_message', $errorMessage, \PDO::PARAM_STR); |
| 352 | $stmt->bindValue(':attempts', $newAttempts, \PDO::PARAM_INT); |
| 353 | $stmt->bindValue(':id', (int)$queueId, \PDO::PARAM_INT); |
| 354 | |
| 355 | if ($stmt->execute()) { |
| 356 | if ($newStatus === self::STATUS_PENDING) { |
| 357 | $this->log("Marked message for retry: ID={$queueId}, attempts={$newAttempts}/{$maxAttempts}, error={$errorMessage}"); |
| 358 | } else { |
| 359 | $this->log("Marked message as permanently failed: ID={$queueId}, attempts={$newAttempts}/{$maxAttempts}, error={$errorMessage}"); |
| 360 | } |
| 361 | return true; |
| 362 | } |
| 363 | |
| 364 | $this->log("Failed to mark as failed: Query execution failed for ID={$queueId}"); |
| 365 | return false; |
| 366 | |
| 367 | } catch (\PDOException $e) { |
| 368 | $this->log("Database error marking as failed: " . $e->getMessage()); |
| 369 | return false; |
| 370 | } catch (\Exception $e) { |
| 371 | $this->log("Error marking as failed: " . $e->getMessage()); |
| 372 | return false; |
| 373 | } |
| 374 | } |
| 375 | |
| 376 | /** |
| 377 | * Get messages eligible for retry |
| 378 | * |
| 379 | * REFACTORED: Returns messages with status='pending' AND attempts > 0. |
| 380 | * This identifies messages that have been retried but are ready to send again. |
| 381 | * |
| 382 | * @param string $typeNum Store identifier |
| 383 | * @return array Array of message records, empty array on error |
| 384 | */ |
| 385 | public function getRetryable($typeNum) |
| 386 | { |
| 387 | try { |
| 388 | // Validate inputs |
| 389 | if (empty($typeNum)) { |
| 390 | $this->log("Failed to get retryable messages: Missing typeNum"); |
| 391 | return []; |
| 392 | } |
| 393 | |
| 394 | // Get store ID from typeNum |
| 395 | $storeId = $this->getStoreIdFromTypeNum($typeNum); |
| 396 | if ($storeId === false) { |
| 397 | $this->log("Failed to get retryable messages: Invalid typeNum: {$typeNum}"); |
| 398 | return []; |
| 399 | } |
| 400 | |
| 401 | $sql = "SELECT * FROM seller_marketing_queue |
| 402 | WHERE store_id = :store_id |
| 403 | AND status = :status |
| 404 | AND attempts > 0 |
| 405 | ORDER BY created_at ASC"; |
| 406 | |
| 407 | $stmt = $this->db->prepare($sql); |
| 408 | $stmt->bindValue(':store_id', $storeId, \PDO::PARAM_INT); |
| 409 | $stmt->bindValue(':status', self::STATUS_PENDING, \PDO::PARAM_STR); |
| 410 | |
| 411 | if ($stmt->execute()) { |
| 412 | $messages = $stmt->fetchAll(\PDO::FETCH_ASSOC); |
| 413 | |
| 414 | // Add typeNum to each message for backward compatibility |
| 415 | foreach ($messages as &$message) { |
| 416 | $message['type_num'] = $typeNum; |
| 417 | } |
| 418 | |
| 419 | $this->log("Retrieved " . count($messages) . " retryable messages for {$typeNum}"); |
| 420 | return $messages; |
| 421 | } |
| 422 | |
| 423 | $this->log("Failed to get retryable messages: Query execution failed"); |
| 424 | return []; |
| 425 | |
| 426 | } catch (\PDOException $e) { |
| 427 | $this->log("Database error getting retryable messages: " . $e->getMessage()); |
| 428 | return []; |
| 429 | } catch (\Exception $e) { |
| 430 | $this->log("Error getting retryable messages: " . $e->getMessage()); |
| 431 | return []; |
| 432 | } |
| 433 | } |
| 434 | |
| 435 | /** |
| 436 | * Delete old successfully sent messages |
| 437 | * |
| 438 | * REFACTORED: Removes sent messages older than specified days to keep queue clean. |
| 439 | * Uses sent_at instead of delivered_at (which no longer exists). |
| 440 | * |
| 441 | * @param int $daysOld Age threshold in days (default: 90) |
| 442 | * @return int|false Number of records deleted, false on failure |
| 443 | */ |
| 444 | public function purgeOld($daysOld = 90) |
| 445 | { |
| 446 | try { |
| 447 | // Validate input |
| 448 | $daysOld = max(1, (int)$daysOld); // Minimum 1 day to prevent accidents |
| 449 | |
| 450 | $sql = "DELETE FROM seller_marketing_queue |
| 451 | WHERE status = :status |
| 452 | AND sent_at < DATE_SUB(NOW(), INTERVAL :days DAY)"; |
| 453 | |
| 454 | $stmt = $this->db->prepare($sql); |
| 455 | $stmt->bindValue(':status', self::STATUS_SENT, \PDO::PARAM_STR); |
| 456 | $stmt->bindValue(':days', $daysOld, \PDO::PARAM_INT); |
| 457 | |
| 458 | if ($stmt->execute()) { |
| 459 | $deletedCount = $stmt->rowCount(); |
| 460 | $this->log("Purged {$deletedCount} old sent messages (older than {$daysOld} days)"); |
| 461 | return $deletedCount; |
| 462 | } |
| 463 | |
| 464 | $this->log("Failed to purge old messages: Query execution failed"); |
| 465 | return false; |
| 466 | |
| 467 | } catch (\PDOException $e) { |
| 468 | $this->log("Database error purging old messages: " . $e->getMessage()); |
| 469 | return false; |
| 470 | } catch (\Exception $e) { |
| 471 | $this->log("Error purging old messages: " . $e->getMessage()); |
| 472 | return false; |
| 473 | } |
| 474 | } |
| 475 | |
| 476 | /** |
| 477 | * Get queue statistics for a store |
| 478 | * |
| 479 | * REFACTORED: Updated to use new status values (pending, sent, failed, cancelled). |
| 480 | * Returns counts of messages grouped by status. |
| 481 | * |
| 482 | * @param string $typeNum Store identifier |
| 483 | * @return array|false Array with status counts, false on failure |
| 484 | * Format: ['pending' => 5, 'sent' => 10, 'failed' => 2, 'cancelled' => 1] |
| 485 | */ |
| 486 | public function getQueueStats($typeNum) |
| 487 | { |
| 488 | try { |
| 489 | // Validate input |
| 490 | if (empty($typeNum)) { |
| 491 | $this->log("Failed to get queue stats: Missing typeNum"); |
| 492 | return false; |
| 493 | } |
| 494 | |
| 495 | // Get store ID from typeNum |
| 496 | $storeId = $this->getStoreIdFromTypeNum($typeNum); |
| 497 | if ($storeId === false) { |
| 498 | $this->log("Failed to get queue stats: Invalid typeNum: {$typeNum}"); |
| 499 | return false; |
| 500 | } |
| 501 | |
| 502 | $sql = "SELECT status, COUNT(*) as count |
| 503 | FROM seller_marketing_queue |
| 504 | WHERE store_id = :store_id |
| 505 | GROUP BY status"; |
| 506 | |
| 507 | $stmt = $this->db->prepare($sql); |
| 508 | $stmt->bindValue(':store_id', $storeId, \PDO::PARAM_INT); |
| 509 | |
| 510 | if ($stmt->execute()) { |
| 511 | $results = $stmt->fetchAll(\PDO::FETCH_ASSOC); |
| 512 | |
| 513 | // Initialize all statuses to 0 |
| 514 | $stats = [ |
| 515 | self::STATUS_PENDING => 0, |
| 516 | self::STATUS_SENT => 0, |
| 517 | self::STATUS_FAILED => 0, |
| 518 | self::STATUS_CANCELLED => 0 |
| 519 | ]; |
| 520 | |
| 521 | // Fill in actual counts |
| 522 | foreach ($results as $row) { |
| 523 | $stats[$row['status']] = (int)$row['count']; |
| 524 | } |
| 525 | |
| 526 | $this->log("Retrieved queue stats for {$typeNum}: " . json_encode($stats)); |
| 527 | return $stats; |
| 528 | } |
| 529 | |
| 530 | $this->log("Failed to get queue stats: Query execution failed"); |
| 531 | return false; |
| 532 | |
| 533 | } catch (\PDOException $e) { |
| 534 | $this->log("Database error getting queue stats: " . $e->getMessage()); |
| 535 | return false; |
| 536 | } catch (\Exception $e) { |
| 537 | $this->log("Error getting queue stats: " . $e->getMessage()); |
| 538 | return false; |
| 539 | } |
| 540 | } |
| 541 | |
| 542 | /** |
| 543 | * Validate phone number format |
| 544 | * |
| 545 | * Basic validation to ensure phone number is reasonable. |
| 546 | * Accepts E.164 format (+12345678901) or digits only. |
| 547 | * |
| 548 | * @param string $phone Phone number to validate |
| 549 | * @return bool True if valid format |
| 550 | */ |
| 551 | private function validatePhoneNumber($phone) |
| 552 | { |
| 553 | // Remove whitespace |
| 554 | $phone = trim($phone); |
| 555 | |
| 556 | // Check for empty |
| 557 | if (empty($phone)) { |
| 558 | return false; |
| 559 | } |
| 560 | |
| 561 | // Must be 10-15 characters (with or without +) |
| 562 | // E.164 format: +[country code][number] (max 15 digits) |
| 563 | $length = strlen($phone); |
| 564 | if ($length < 10 || $length > 16) { |
| 565 | return false; |
| 566 | } |
| 567 | |
| 568 | // Must contain only digits and optionally start with + |
| 569 | if (!preg_match('/^\+?\d{10,15}$/', $phone)) { |
| 570 | return false; |
| 571 | } |
| 572 | |
| 573 | return true; |
| 574 | } |
| 575 | |
| 576 | /** |
| 577 | * Log a message |
| 578 | * |
| 579 | * Uses logger if provided, otherwise falls back to error_log. |
| 580 | * |
| 581 | * @param string $message Log message |
| 582 | * @return void |
| 583 | */ |
| 584 | private function log($message) |
| 585 | { |
| 586 | $logMessage = "[SmsQueue] " . $message; |
| 587 | |
| 588 | if ($this->logger !== null && method_exists($this->logger, 'info')) { |
| 589 | $this->logger->info($logMessage); |
| 590 | } else { |
| 591 | error_log($logMessage); |
| 592 | } |
| 593 | } |
| 594 | } |