73 lines
2.3 KiB
PHP
73 lines
2.3 KiB
PHP
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<?php
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declare(strict_types=1);
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/**
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* Normalize the fields accepted by a client contact form.
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*
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* Empty optional values are represented as null and the primary flag is a bool.
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*/
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function normalize_client_contact(array $input): array
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{
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$email = trim((string)($input['email'] ?? ''));
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$phone = trim((string)($input['phone'] ?? ''));
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return [
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'name' => trim((string)($input['name'] ?? '')),
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'email' => $email === '' ? null : strtolower($email),
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'phone' => $phone === '' ? null : $phone,
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'is_primary' => normalize_client_contact_primary($input['is_primary'] ?? $input['primary'] ?? false),
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];
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}
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/**
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* Validate and normalize a client contact in one reusable operation.
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*/
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function validate_client_contact(array $input): array
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{
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$contact = normalize_client_contact($input);
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$errors = [];
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if ($contact['name'] === '') {
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$errors['name'] = 'Contact name is required.';
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} elseif (mb_strlen($contact['name']) > 120) {
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$errors['name'] = 'Contact name must be 120 characters or fewer.';
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}
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if ($contact['email'] !== null && filter_var($contact['email'], FILTER_VALIDATE_EMAIL) === false) {
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$errors['email'] = 'Contact email must be a valid email address.';
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} elseif ($contact['email'] !== null && mb_strlen($contact['email']) > 190) {
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$errors['email'] = 'Contact email must be 190 characters or fewer.';
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}
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if ($contact['phone'] !== null && mb_strlen($contact['phone']) > 60) {
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$errors['phone'] = 'Contact phone must be 60 characters or fewer.';
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}
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if (!is_bool($contact['is_primary'])) {
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$errors['is_primary'] = 'Primary contact flag must be boolean.';
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$contact['is_primary'] = false;
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}
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return [...$contact, 'errors' => $errors];
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}
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function normalize_client_contact_primary(mixed $value): bool|int|string
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{
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if (is_bool($value)) {
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return $value;
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}
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if (is_int($value) && ($value === 0 || $value === 1)) {
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return $value === 1;
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}
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if (is_string($value)) {
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$normalized = strtolower(trim($value));
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if (in_array($normalized, ['1', 'true', 'yes', 'on'], true)) {
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return true;
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}
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if (in_array($normalized, ['', '0', 'false', 'no', 'off'], true)) {
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return false;
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}
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}
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return $value;
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}
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