function run()
{
global $ost;
if (!$ost->getConfig()->isEmailPollingEnabled()) {
return;
}
//We require imap ext to fetch emails via IMAP/POP3
//We check here just in case the extension gets disabled post email config...
if (!function_exists('imap_open')) {
$msg = _S('osTicket requires PHP IMAP extension enabled for IMAP/POP3 email fetch to work!');
$ost->logWarning(_S('Mail Fetch Error'), $msg);
return;
}
//Hardcoded error control...
$MAXERRORS = 5;
//Max errors before we start delayed fetch attempts
$TIMEOUT = 10;
//Timeout in minutes after max errors is reached.
$sql = ' SELECT email_id, mail_errors FROM ' . EMAIL_TABLE . ' WHERE mail_active=1 ' . ' AND (mail_errors<=' . $MAXERRORS . ' OR (TIME_TO_SEC(TIMEDIFF(NOW(), mail_lasterror))>' . $TIMEOUT * 60 . ') )' . ' AND (mail_lastfetch IS NULL OR TIME_TO_SEC(TIMEDIFF(NOW(), mail_lastfetch))>mail_fetchfreq*60)' . ' ORDER BY mail_lastfetch ASC';
if (!($res = db_query($sql)) || !db_num_rows($res)) {
return;
}
/* Failed query (get's logged) or nothing to do... */
//Get max execution time so we can figure out how long we can fetch
// take fetching emails.
if (!($max_time = ini_get('max_execution_time'))) {
$max_time = 300;
}
//Start time
$start_time = Misc::micro_time();
while (list($emailId, $errors) = db_fetch_row($res)) {
//Break if we're 80% into max execution time
if (Misc::micro_time() - $start_time > $max_time * 0.8) {
break;
}
$fetcher = new MailFetcher($emailId);
if ($fetcher->connect()) {
db_query('UPDATE ' . EMAIL_TABLE . ' SET mail_errors=0, mail_lastfetch=NOW() WHERE email_id=' . db_input($emailId));
$fetcher->fetchEmails();
$fetcher->close();
} else {
db_query('UPDATE ' . EMAIL_TABLE . ' SET mail_errors=mail_errors+1, mail_lasterror=NOW() WHERE email_id=' . db_input($emailId));
if (++$errors >= $MAXERRORS) {
//We've reached the MAX consecutive errors...will attempt logins at delayed intervals
$msg = "\n" . _S('osTicket is having trouble fetching emails from the following mail account') . ": \n" . "\n" . _S('User') . ": " . $fetcher->getUsername() . "\n" . _S('Host') . ": " . $fetcher->getHost() . "\n" . _S('Error') . ": " . $fetcher->getLastError() . "\n\n " . sprintf(_S('%1$d consecutive errors. Maximum of %2$d allowed'), $errors, $MAXERRORS) . "\n\n " . sprintf(_S('This could be connection issues related to the mail server. Next delayed login attempt in aprox. %d minutes'), $TIMEOUT);
$ost->alertAdmin(_S('Mail Fetch Failure Alert'), $msg, true);
}
}
}
//end while.
}
function fetchMail(){
global $cfg;
if(!$cfg->canFetchMail())
return;
//We require imap ext to fetch emails via IMAP/POP3
if(!function_exists('imap_open')) {
$msg='PHP must be compiled with IMAP extension enabled for IMAP/POP3 fetch to work!';
Sys::log(LOG_WARN,'Mail Fetch Error',$msg);
return;
}
$MAX_ERRORS=5; //Max errors before we start delayed fetch attempts - hardcoded for now.
$sql=' SELECT email_id,mail_host,mail_port,mail_protocol,mail_encryption,mail_delete,mail_errors,userid,userpass FROM '.EMAIL_TABLE.
' WHERE mail_active=1 AND (mail_errors<='.$MAX_ERRORS.' OR (TIME_TO_SEC(TIMEDIFF(NOW(),mail_lasterror))>5*60) )'.
' AND (mail_lastfetch IS NULL OR TIME_TO_SEC(TIMEDIFF(NOW(),mail_lastfetch))>mail_fetchfreq*60) ';
//echo $sql;
if(!($accounts=db_query($sql)) || !db_num_rows($accounts))
return;
//TODO: Lock the table here??
while($row=db_fetch_array($accounts)) {
$fetcher = new MailFetcher($row['userid'],Misc::decrypt($row['userpass'],SECRET_SALT),
$row['mail_host'],$row['mail_port'],$row['mail_protocol'],$row['mail_encryption']);
if($fetcher->connect()){
$fetcher->fetchTickets($row['email_id'],$row['mail_fetchmax'],$row['mail_delete']?true:false);
$fetcher->close();
db_query('UPDATE '.EMAIL_TABLE.' SET mail_errors=0, mail_lastfetch=NOW() WHERE email_id='.db_input($row['email_id']));
}else{
$errors=$row['mail_errors']+1;
db_query('UPDATE '.EMAIL_TABLE.' SET mail_errors=mail_errors+1, mail_lasterror=NOW() WHERE email_id='.db_input($row['email_id']));
if($errors>=$MAX_ERRORS){
//We've reached the MAX consecutive errors...will attempt logins at delayed intervals
$msg="\nThe system is having trouble fetching emails from the following mail account: \n".
"\nUser: "******"\nHost: ".$row['mail_host'].
"\nError: ".$fetcher->getLastError().
"\n\n ".$errors.' consecutive errors. Maximum of '.$MAX_ERRORS. ' allowed'.
"\n\n This could be connection issues related to the host. Next delayed login attempt in aprox. 10 minutes";
Sys::alertAdmin('Mail Fetch Failure Alert',$msg,true);
}
}
}
}
function fetchMail()
{
global $cfg;
if (!$cfg->canFetchMail()) {
return;
}
//We require imap ext to fetch emails via IMAP/POP3
if (!function_exists('imap_open')) {
$msg = 'PHP deve ser compilado com extensão IMAP habilitado para buscar a trabalhar IMAP/POP3!';
Sys::log(LOG_WARN, 'Erro em buscar o email', $msg);
return;
}
$MAX_ERRORS = 5;
//Max errors before we start delayed fetch attempts - hardcoded for now.
$sql = ' SELECT email_id,mail_host,mail_port,mail_protocol,mail_encryption,mail_delete,mail_errors,userid,userpass FROM ' . EMAIL_TABLE . ' WHERE mail_active=1 AND (mail_errors<=' . $MAX_ERRORS . ' OR (TIME_TO_SEC(TIMEDIFF(NOW(),mail_lasterror))>5*60) )' . ' AND (mail_lastfetch IS NULL OR TIME_TO_SEC(TIMEDIFF(NOW(),mail_lastfetch))>mail_fetchfreq*60) ';
//echo $sql;
if (!($accounts = db_query($sql)) || !db_num_rows($accounts)) {
return;
}
//TODO: Lock the table here??
while ($row = db_fetch_array($accounts)) {
$fetcher = new MailFetcher($row['userid'], Misc::decrypt($row['userpass'], SECRET_SALT), $row['mail_host'], $row['mail_port'], $row['mail_protocol'], $row['mail_encryption']);
if ($fetcher->connect()) {
$fetcher->fetchTickets($row['email_id'], $row['mail_fetchmax'], $row['mail_delete'] ? true : false);
$fetcher->close();
db_query('UPDATE ' . EMAIL_TABLE . ' SET mail_errors=0, mail_lastfetch=NOW() WHERE email_id=' . db_input($row['email_id']));
} else {
$errors = $row['mail_errors'] + 1;
db_query('UPDATE ' . EMAIL_TABLE . ' SET mail_errors=mail_errors+1, mail_lasterror=NOW() WHERE email_id=' . db_input($row['email_id']));
if ($errors >= $MAX_ERRORS) {
//We've reached the MAX consecutive errors...will attempt logins at delayed intervals
$msg = "\nO sistema está tendo problemas para coletar e-mails da conta do e-mail seguinte: \n" . "\nUsuário: " . $row['userid'] . "\nHost: " . $row['mail_host'] . "\nErro: " . $fetcher->getLastError() . "\n\n " . $errors . ' erros consecutivos. Máximo de ' . $MAX_ERRORS . ' permitido' . "\n\n Isso pode ser problemas de conexão relacionados ao hospedeiro. Próxima tentativa de login em aprox. 10 minutos";
Sys::alertAdmin('Alerta de falha na busca por email', $msg, true);
}
}
}
}
function run()
{
global $ost;
if (!$ost->getConfig()->isEmailPollingEnabled()) {
return;
}
//We require imap ext to fetch emails via IMAP/POP3
//We check here just in case the extension gets disabled post email config...
if (!function_exists('imap_open')) {
$msg = 'osTicket requires PHP IMAP extension enabled for IMAP/POP3 email fetch to work!';
$ost->logWarning('Mail Fetch Error', $msg);
return;
}
//Hardcoded error control...
$MAXERRORS = 5;
//Max errors before we start delayed fetch attempts
$TIMEOUT = 10;
//Timeout in minutes after max errors is reached.
$sql = ' SELECT email_id, mail_errors FROM ' . EMAIL_TABLE . ' WHERE mail_active=1 ' . ' AND (mail_errors<=' . $MAXERRORS . ' OR (TIME_TO_SEC(TIMEDIFF(NOW(), mail_lasterror))>' . $TIMEOUT * 60 . ') )' . ' AND (mail_lastfetch IS NULL OR TIME_TO_SEC(TIMEDIFF(NOW(), mail_lastfetch))>mail_fetchfreq*60)' . ' ORDER BY mail_lastfetch DESC' . ' LIMIT 10';
//Processing up to 10 emails at a time.
// echo $sql;
if (!($res = db_query($sql)) || !db_num_rows($res)) {
return;
}
/* Failed query (get's logged) or nothing to do... */
//TODO: Lock the table here??
while (list($emailId, $errors) = db_fetch_row($res)) {
$fetcher = new MailFetcher($emailId);
if ($fetcher->connect()) {
$fetcher->fetchEmails();
$fetcher->close();
db_query('UPDATE ' . EMAIL_TABLE . ' SET mail_errors=0, mail_lastfetch=NOW() WHERE email_id=' . db_input($emailId));
} else {
db_query('UPDATE ' . EMAIL_TABLE . ' SET mail_errors=mail_errors+1, mail_lasterror=NOW() WHERE email_id=' . db_input($emailId));
if (++$errors >= $MAXERRORS) {
//We've reached the MAX consecutive errors...will attempt logins at delayed intervals
$msg = "\nosTicket is having trouble fetching emails from the following mail account: \n" . "\nUser: "******"\nHost: " . $fetcher->getHost() . "\nError: " . $fetcher->getLastError() . "\n\n " . $errors . ' consecutive errors. Maximum of ' . $MAXERRORS . ' allowed' . "\n\n This could be connection issues related to the mail server. Next delayed login attempt in aprox. {$TIMEOUT} minutes";
$ost->alertAdmin('Mail Fetch Failure Alert', $msg, true);
}
}
}
//end while.
}
function fetchMail()
{
global $cfg;
if (!$cfg->canFetchMail()) {
return;
}
//We require imap ext to fetch emails via IMAP/POP3
if (!function_exists('imap_open')) {
$msg = 'PHP debe ser compilado con la extensión IMAP habilitada para IMAP/POP3 fetch(captura de correo) para que funcione';
Sys::log(LOG_WARN, 'Error de captura de correo', $msg);
return;
}
$MAX_ERRORS = 5;
//Max errors before we start delayed fetch attempts - hardcoded for now.
$sql = ' SELECT email_id,mail_host,mail_port,mail_protocol,mail_encryption,mail_delete,mail_errors,userid,userpass FROM ' . EMAIL_TABLE . ' WHERE mail_active=1 AND (mail_errors<=' . $MAX_ERRORS . ' OR (TIME_TO_SEC(TIMEDIFF(NOW(),mail_lasterror))>5*60) )' . ' AND (mail_lastfetch IS NULL OR TIME_TO_SEC(TIMEDIFF(NOW(),mail_lastfetch))>mail_fetchfreq*60) ';
//echo $sql;
if (!($accounts = db_query($sql)) || !db_num_rows($accounts)) {
return;
}
//TODO: Lock the table here??
while ($row = db_fetch_array($accounts)) {
$fetcher = new MailFetcher($row['userid'], Misc::decrypt($row['userpass'], SECRET_SALT), $row['mail_host'], $row['mail_port'], $row['mail_protocol'], $row['mail_encryption']);
if ($fetcher->connect()) {
$fetcher->fetchTickets($row['email_id'], $row['mail_fetchmax'], $row['mail_delete'] ? true : false);
$fetcher->close();
db_query('UPDATE ' . EMAIL_TABLE . ' SET mail_errors=0, mail_lastfetch=NOW() WHERE email_id=' . db_input($row['email_id']));
} else {
$errors = $row['mail_errors'] + 1;
db_query('UPDATE ' . EMAIL_TABLE . ' SET mail_errors=mail_errors+1, mail_lasterror=NOW() WHERE email_id=' . db_input($row['email_id']));
if ($errors >= $MAX_ERRORS) {
//We've reached the MAX consecutive errors...will attempt logins at delayed intervals
$msg = "\nEl sistema está teniendo problemas para obtener los correos electrónicos de la cuenta de correo siguiente: \n" . "\nUsuario: " . $row['userid'] . "\nHost: " . $row['mail_host'] . "\nError: " . $fetcher->getLastError() . "\n\n " . $errors . ' errores consecutivos. Máximo de ' . $MAX_ERRORS . ' permitidos' . "\n\n Esto podría ser una cuestión relacionada con la conexión al host. Siguiente intento en aprox. 10 min";
Sys::alertAdmin('Alerta de fallo en la captura de correo', $msg, true);
}
}
}
}
