root
100 lines
2.8 KiB
PHP
100 lines
2.8 KiB
PHP
<?php
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namespace App\Services\Email;
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use Illuminate\Support\Facades\DB;
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class EmailExtractorService
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{
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public function listEmails(): array
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{
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$users = [];
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$parents = [];
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$userRows = DB::table('users')->select('email')->get();
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foreach ($userRows as $row) {
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$email = strtolower(trim((string) ($row->email ?? '')));
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if ($email !== '' && filter_var($email, FILTER_VALIDATE_EMAIL)) {
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$users[] = $email;
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}
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}
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$users = array_values(array_unique($users));
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$parentRows = DB::table('parents')->select('secondparent_email')->get();
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foreach ($parentRows as $row) {
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$email = strtolower(trim((string) ($row->secondparent_email ?? '')));
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if ($email !== '' && filter_var($email, FILTER_VALIDATE_EMAIL)) {
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$parents[] = $email;
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}
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}
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$parents = array_values(array_unique($parents));
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return [
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'users' => $users,
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'parents' => $parents,
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];
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}
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public function compare(array $csvEmails): array
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{
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$emails = $this->listEmails();
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$users = $emails['users'];
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$parents = $emails['parents'];
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$csvEmails = $this->normalizeEmailArray($csvEmails);
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$csvSet = array_flip(array_values(array_unique($csvEmails)));
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$dbUnion = array_values(array_unique(array_merge($users, $parents)));
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$dbSet = array_flip($dbUnion);
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$existed = [];
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foreach ($csvSet as $email => $_) {
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if (isset($dbSet[$email])) {
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$existed[] = $email;
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}
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}
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sort($existed);
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$needToAdd = [];
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foreach ($dbSet as $email => $_) {
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if (! isset($csvSet[$email])) {
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$needToAdd[] = $email;
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}
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}
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sort($needToAdd);
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return [
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'existed' => $existed,
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'needToAdd' => $needToAdd,
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'counts' => [
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'csv' => count($csvEmails),
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'db' => count($dbUnion),
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'users' => count($users),
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'parents' => count($parents),
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],
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];
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}
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public function normalizeEmailArray(array $arr): array
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{
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$out = [];
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foreach ($arr as $e) {
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$email = strtolower(trim((string) $e));
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if ($email !== '' && filter_var($email, FILTER_VALIDATE_EMAIL)) {
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$out[] = $email;
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}
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}
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return array_values(array_unique($out));
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}
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public function extractEmailsFromText(string $text): array
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{
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$pattern = '/[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,}/i';
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preg_match_all($pattern, $text, $matches);
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$emails = $matches[0] ?? [];
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return $this->normalizeEmailArray($emails);
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}
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}
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