Files
zemailnator/app/Models/Premium.php

583 lines
21 KiB
PHP

<?php
namespace App\Models;
use App\ColorPicker;
use Carbon\Carbon;
use DateTime;
use DateTimeImmutable;
use Ddeboer\Imap\ConnectionInterface;
use Ddeboer\Imap\Search\Email\Cc;
use Ddeboer\Imap\Search\Email\To;
use Ddeboer\Imap\SearchExpression;
use Exception;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Cookie;
class Premium extends Model
{
use ColorPicker;
public static function connectMailBox($imap = null): ConnectionInterface
{
$imapDB = json_decode((string) config('app.settings.imap_settings'), true);
$imap = [
'host' => $imapDB['premium_host'],
'port' => $imapDB['premium_port'],
'encryption' => $imapDB['premium_encryption'],
'validate_cert' => $imapDB['premium_validate_cert'],
'username' => $imapDB['premium_username'],
'password' => $imapDB['premium_password'],
'default_account' => $imapDB['premium_default_account'],
'protocol' => $imapDB['premium_protocol'],
'cc_check' => $imapDB['premium_cc_check'],
];
return ZEmail::connectMailBox($imap);
}
public static function fetchMessages(?string $email, $type = 'to', $deleted = []): array
{
if ($email == null) {
return [
'data' => [],
'notifications' => [],
];
}
$allowed = explode(',', 'doc,docx,xls,xlsx,ppt,pptx,xps,pdf,dxf,ai,psd,eps,ps,svg,ttf,zip,rar,tar,gzip,mp3,mpeg,wav,ogg,jpeg,jpg,png,gif,bmp,tif,webm,mpeg4,3gpp,mov,avi,mpegs,wmv,flx,txt');
$connection = self::connectMailBox();
$mailbox = $connection->getMailbox('INBOX');
$search = new SearchExpression;
if ($type === 'cc') {
$search->addCondition(new Cc($email));
} else {
$search->addCondition(new To($email));
}
$messages = $mailbox->getMessages($search, \SORTDATE, true);
$limit = json_decode((string) config('app.settings.configuration_settings'))->fetch_messages_limit ?? 15;
$count = 1;
$response = [
'data' => [],
'notifications' => [],
];
foreach ($messages as $message) {
if (in_array($message->getNumber(), $deleted)) {
$message->delete();
continue;
}
$blocked = false;
$sender = $message->getFrom();
$date = $message->getDate();
if (! $date instanceof DateTimeImmutable) {
$date = new DateTime;
if ($message->getHeaders()->get('udate')) {
$date->setTimestamp($message->getHeaders()->get('udate'));
}
}
$datediff = new Carbon($date);
$content = '';
$contentText = '';
$html = $message->getBodyHtml();
$text = $message->getBodyText();
if ($text) {
$contentText = str_replace(["\r\n", "\n", '<a'], ['', '', '<a target="blank"'], $text);
}
if ($html) {
$content = str_replace('<a', '<a target="blank"', $html);
} else {
$content = str_replace(["\r\n", "\n", '<a'], ['<br/>', '<br/>', '<a target="blank"'], $text);
}
if (json_decode((string) config('app.settings.configuration_settings'))->enable_masking_external_link) {
$content = str_replace('href="', 'href="http://href.li/?', $content);
}
$obj = [];
$obj['subject'] = $message->getSubject();
$obj['sender_name'] = $sender->getName();
$obj['sender_email'] = $sender->getAddress();
$obj['timestamp'] = $message->getDate();
$obj['date'] = $date->format(json_decode((string) config('app.settings.configuration_settings'))->date_format ?? 'd M Y h:i A');
$obj['datediff'] = $datediff->diffForHumans();
$obj['id'] = $message->getNumber();
$obj['size'] = $message->getSize();
$obj['content'] = $content;
$obj['contentText'] = $contentText;
$obj['attachments'] = [];
$obj['is_seen'] = true;
$obj['sender_photo'] = self::chooseColor(strtoupper(substr($sender->getName() ?: (string) $sender->getAddress(), 0, 1)));
// Checking if Sender is Blocked
$domain = explode('@', (string) $obj['sender_email'])[1];
$blocked = in_array($domain, json_decode((string) config('app.settings.configuration_settings'))->blocked_domains);
if ($blocked) {
$obj['subject'] = __('Blocked');
$obj['content'] = __('Emails from').' '.$domain.' '.__('are blocked by Admin');
$obj['contentText'] = __('Emails from').' '.$domain.' '.__('are blocked by Admin');
}
if ($message->hasAttachments() && ! $blocked) {
$attachments = $message->getAttachments();
$directory = './tmp/premium/attachments/'.$obj['id'].'/';
if (! is_dir($directory)) {
if (! mkdir($directory, 0777, true) && ! is_dir($directory)) {
\Illuminate\Support\Facades\Log::error('Unable to create temporary directory \''.$directory.'\'');
}
}
foreach ($attachments as $attachment) {
$filenameArray = explode('.', (string) $attachment->getFilename());
$extension = $filenameArray[count($filenameArray) - 1];
if (in_array($extension, $allowed)) {
if (! file_exists($directory.$attachment->getFilename())) {
try {
file_put_contents(
$directory.$attachment->getFilename(),
$attachment->getDecodedContent()
);
} catch (Exception $e) {
Log::error($e->getMessage());
}
}
if ($attachment->getFilename() !== 'undefined') {
$url = config('app.settings.app_base_url').str_replace('./', '/', $directory.$attachment->getFilename());
$structure = $attachment->getStructure();
if (isset($structure->id) && str_contains((string) $obj['content'], trim($structure->id, '<>'))) {
$obj['content'] = str_replace('cid:'.trim($structure->id, '<>'), $url, $obj['content']);
}
$obj['attachments'][] = [
'file' => $attachment->getFilename(),
'url' => $url,
];
}
}
}
}
$response['data'][] = $obj;
if (! $message->isSeen()) {
$response['notifications'][] = [
'subject' => $obj['subject'],
'sender_name' => $obj['sender_name'],
'sender_email' => $obj['sender_email'],
];
if (config('app.zemail_log')) {
file_put_contents(storage_path('logs/zemail.csv'), request()->ip().','.date('Y-m-d h:i:s a').','.$obj['sender_email'].','.$email.PHP_EOL, FILE_APPEND);
}
}
$message->markAsSeen();
if (++$count > $limit) {
break;
}
}
$response['data'] = array_reverse($response['data']);
$connection->expunge();
return $response;
}
public static function getMessages(?string $email, $type = 'to', $deleted = []): array
{
return self::fetchMessages($email, $type, $deleted);
}
public static function deleteMessage(int $id): void
{
$connection = self::connectMailBox();
$mailbox = $connection->getMailbox('INBOX');
$mailbox->getMessage($id)->delete();
$connection->expunge();
}
public static function getEmail($generate = false)
{
if (Cookie::has('p_email')) {
return Cookie::get('p_email');
}
return $generate ? self::generateRandomEmail() : null;
}
public static function getEmails()
{
if (Cookie::has('p_emails')) {
return unserialize(Cookie::get('p_emails'));
}
return [];
}
public static function setEmail($email): void
{
$emails = unserialize(Cookie::get('p_emails'));
if (is_array($emails) && in_array($email, $emails)) {
Cookie::queue('p_email', $email, 43800);
}
}
public static function setEmailP($email): void
{
$usageLogs = UsageLog::query()->where(['user_id' => auth()->user()->id])->first();
$emails = $usageLogs->emails_created_history;
if (is_array($emails) && in_array($email, $emails)) {
Cookie::queue('p_email', $email, 43800);
}
}
public static function removeEmail($email): void
{
$emails = self::getEmails();
$key = array_search($email, $emails);
if ($key !== false) {
array_splice($emails, $key, 1);
}
if (count($emails) > 0) {
self::setEmail($emails[0]);
Cookie::queue('p_emails', serialize($emails), 43800);
} else {
Cookie::queue('p_email', '', -1);
Cookie::queue('p_emails', serialize([]), -1);
}
}
public static function createCustomEmailFull($email): string
{
$data = explode('@', (string) $email);
$username = $data[0];
if (strlen($username) < json_decode((string) config('app.settings.configuration_settings'))->custom_username_length_min || strlen($username) > json_decode((string) config('app.settings.configuration_settings'))->custom_username_length_max) {
$zemail = new Premium;
$username = $zemail->generateRandomUsername();
}
$domain = $data[1];
return self::createCustomEmail($username, $domain);
}
public static function createCustomEmail($username, string $domain): string
{
$username = preg_replace('/[^a-zA-Z0-9+.]/', '', strtolower((string) $username));
$settings = json_decode((string) config('app.settings.configuration_settings'), true);
$forbidden_ids = $settings['forbidden_ids'] ?? [];
$gmail_usernames = $settings['premium_gmailUsernames'] ?? [];
$outlook_usernames = $settings['premium_outlookUsernames'] ?? [];
$domains = $settings['premium_domains'] ?? [];
if (in_array($username, $forbidden_ids)) {
return self::generateRandomEmail(true);
}
if ($username === '' && in_array($domain, ['gmail.com', 'googlemail.com'])) {
return self::generateRandomGmail(true);
}
if ($username === '' && $domain === 'outlook.com') {
return self::generateRandomOutlook(true);
}
$zemail = new Premium;
if ($username === '' && in_array($domain, $domains)) {
return $zemail->generateRandomUsername().'@'.$domain;
}
if ($domain === 'outlook.com') {
if (str_contains((string) $username, '+')) {
[$check_username, $post_username] = explode('+', (string) $username, 2);
if (in_array($check_username, $outlook_usernames)) {
$email = $username.'@'.$domain;
} else {
$email = $zemail->getRandomOutlookUser().'+'.$post_username.'@'.$domain;
}
} else {
$email = $zemail->getRandomOutlookUser().'+'.$username.'@'.$domain;
}
self::storeEmail($email);
return $email;
}
if (in_array($domain, ['gmail.com', 'googlemail.com'])) {
if (str_contains((string) $username, '+')) {
[$check_username, $post_username] = explode('+', (string) $username, 2);
if (in_array($check_username, $gmail_usernames)) {
$email = $username.'@'.$domain;
} else {
$email = $zemail->getRandomGmailUser().'+'.$post_username.'@'.$domain;
}
} elseif (str_contains((string) $username, '.')) {
$check_username = str_replace('.', '', $username);
if (in_array($check_username, $gmail_usernames)) {
$email = $username.'@'.$domain;
} else {
$email = $zemail->generateRandomGmail().'@'.$domain;
}
} else {
$email = $zemail->getRandomGmailUser().'+'.$username.'@'.$domain;
}
self::storeEmail($email);
return $email;
}
// Handle other custom domains
if (! in_array($domain, $domains)) {
return self::generateRandomEmail(true);
}
$finalDomain = in_array($domain, $domains) ? $domain : ($domains[0] ?? 'example.com');
$email = $username.'@'.$finalDomain;
self::storeEmail($email);
return $email;
}
public static function generateRandomEmail($store = true): string
{
$zemail = new Premium;
$domain = $zemail->getRandomDomain();
if ($domain == 'gmail.com') {
$rd = mt_rand(0, 1);
if ($rd === 0) {
$email = $zemail->generateRandomGmail(false);
} else {
$email = $zemail->getRandomGmailUser().'+'.$zemail->generateRandomUsername().'@gmail.com';
}
} elseif ($domain == 'googlemail.com') {
$rd = mt_rand(0, 1);
if ($rd === 0) {
$email = $zemail->generateRandomGmail(false);
} else {
$email = $zemail->getRandomGmailUser().'+'.$zemail->generateRandomUsername().'@googlemail.com';
}
} elseif ($domain == 'outlook.com') {
$email = $zemail->getRandomOutlookUser().'+'.$zemail->generateRandomUsername().'@outlook.com';
} else {
$email = $zemail->generateRandomUsername().'@'.$domain;
}
if ($store) {
self::storeEmail($email);
}
return $email;
}
public static function generateRandomGmail($store = true): string
{
$zemail = new Premium;
$uname = $zemail->getRandomGmailUser();
$uname_len = strlen((string) $uname);
$len_power = max(1, $uname_len - 1); // Ensure minimum of 1
$formatted = implode(' ', str_split((string) $uname));
$uname_exp = explode(' ', $formatted);
$bin = '';
for ($i = 0; $i < $len_power; $i++) {
$bin .= mt_rand(0, 1);
}
$bin_array = str_split($bin);
$email = '';
for ($i = 0; $i < $len_power && $i < count($uname_exp); $i++) {
$email .= $uname_exp[$i];
if (isset($bin_array[$i]) && $bin_array[$i] === '1') {
$email .= '.';
}
}
// Add the last character if it exists
if (isset($uname_exp[$len_power])) {
$email .= $uname_exp[$len_power];
}
$gmail_rand = mt_rand(1, 10);
if ($gmail_rand > 5) {
$email .= '@gmail.com';
} else {
$email .= '@googlemail.com';
}
if ($store) {
self::storeEmail($email);
}
return $email;
}
public static function generateRandomOutlook($store = true): string
{
$zemail = new Premium;
$email = $zemail->getRandomOutlookUser().'+'.$zemail->generateRandomUsername().'@outlook.com';
if ($store) {
self::storeEmail($email);
}
return $email;
}
private static function storeEmail(string $email): void
{
Log::create([
'user_id' => auth()->user()->id,
'ip' => request()->ip(),
'email' => $email,
]);
self::storeUsageLog($email);
Cookie::queue('p_email', $email, 43800);
$emails = Cookie::has('p_emails') ? unserialize(Cookie::get('p_emails')) : [];
if (! in_array($email, $emails)) {
self::incrementEmailStats();
$emails[] = $email;
Cookie::queue('p_emails', serialize($emails), 43800);
}
}
public static function incrementEmailStats($count = 1): void
{
Meta::incrementEmailIdsCreated($count);
self::incrementEmailIdsCreated($count);
}
public static function incrementMessagesStats($count = 1): void
{
Meta::incrementMessagesReceived($count);
self::incrementMessagesReceived($count);
}
private function generateRandomUsername(): string
{
$start = json_decode((string) config('app.settings.configuration_settings'))->random_username_length_min ?? 0;
$end = json_decode((string) config('app.settings.configuration_settings'))->random_username_length_max ?? 0;
if ($start == 0 && $end == 0) {
return $this->generatePronounceableWord();
}
return $this->generatedRandomBetweenLength($start, $end);
}
protected function generatedRandomBetweenLength($start, $end): string
{
$length = random_int($start, $end);
return $this->generateRandomString($length);
}
private function getRandomDomain()
{
$domains = json_decode((string) config('app.settings.configuration_settings'))->premium_domains ?? [];
$count = count($domains);
return $count > 0 ? $domains[random_int(1, $count) - 1] : '';
}
private function getRandomGmailUser()
{
$gmailusername = json_decode((string) config('app.settings.configuration_settings'))->premium_gmailUsernames ?? [];
$count = count($gmailusername);
if ($count > 0) {
return $gmailusername[random_int(1, $count) - 1];
}
// Fallback to a default username if none configured
return 'user'.random_int(1000, 9999);
}
private function getRandomOutlookUser()
{
$outlook_username = json_decode((string) config('app.settings.configuration_settings'))->premium_outlookUsernames ?? [];
$count = count($outlook_username);
if ($count > 0) {
return $outlook_username[random_int(1, $count) - 1];
}
// Fallback to a default username if none configured
return 'user'.random_int(1000, 9999);
}
private function generatePronounceableWord(): string
{
$c = 'bcdfghjklmnprstvwz'; // consonants except hard to speak ones
$v = 'aeiou'; // vowels
$a = $c.$v; // both
$random = '';
for ($j = 0; $j < 2; $j++) {
$random .= $c[random_int(0, strlen($c) - 1)];
$random .= $v[random_int(0, strlen($v) - 1)];
$random .= $a[random_int(0, strlen($a) - 1)];
}
return $random;
}
private function generateRandomString(int $length = 10): string
{
$characters = '0123456789abcdefghijklmnopqrstuvwxyz';
$charactersLength = strlen($characters);
$randomString = '';
for ($i = 0; $i < $length; $i++) {
$randomString .= $characters[random_int(0, $charactersLength - 1)];
}
return $randomString;
}
/**
* Stats Handling Functions
*/
public static function incrementEmailIdsCreated($count = 1): void
{
$user = Auth::user();
if (! $user) {
return;
}
$usageLog = UsageLog::query()->firstOrCreate(['user_id' => $user->id], ['ip_address' => request()->ip()]);
$usageLog->increment('emails_created_count', $count);
}
public static function incrementMessagesReceived($count = 1): void
{
$user = Auth::user();
if (! $user) {
return;
}
$usageLog = UsageLog::query()->firstOrCreate(['user_id' => $user->id], ['ip_address' => request()->ip()]);
$usageLog->increment('emails_received_count', $count);
}
public static function storeUsageLog($email): void
{
try {
$user = Auth::user();
if (! $user) {
return;
}
$ip = request()->ip();
$usageLog = UsageLog::query()->firstOrCreate(['user_id' => $user->id], ['ip_address' => $ip]);
$history = $usageLog->emails_created_history ?? [];
if (! in_array($email, $history)) {
$history[] = $email;
// $usageLog->emails_created_count += 1;
$usageLog->emails_created_history = $history;
$usageLog->save();
}
} catch (Exception $exception) {
Log::error($exception->getMessage());
}
}
}