1161 lines
37 KiB
PHP
1161 lines
37 KiB
PHP
<?php
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/*
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* File: ImapProtocol.php
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* Category: Protocol
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* Author: M.Goldenbaum
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* Created: 16.09.20 18:27
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* Updated: -
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*
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* Description:
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* -
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*/
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namespace Webklex\PHPIMAP\Connection\Protocols;
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use Exception;
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use Webklex\PHPIMAP\Exceptions\AuthFailedException;
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use Webklex\PHPIMAP\Exceptions\ConnectionFailedException;
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use Webklex\PHPIMAP\Exceptions\InvalidMessageDateException;
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use Webklex\PHPIMAP\Exceptions\MessageNotFoundException;
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use Webklex\PHPIMAP\Exceptions\RuntimeException;
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use Webklex\PHPIMAP\Header;
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use Webklex\PHPIMAP\IMAP;
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/**
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* Class ImapProtocol
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*
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* @package Webklex\PHPIMAP\Connection\Protocols
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*/
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class ImapProtocol extends Protocol {
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/**
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* Request noun
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* @var int
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*/
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protected $noun = 0;
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/**
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* Imap constructor.
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* @param bool $cert_validation set to false to skip SSL certificate validation
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* @param mixed $encryption Connection encryption method
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*/
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public function __construct(bool $cert_validation = true, $encryption = false) {
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$this->setCertValidation($cert_validation);
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$this->encryption = $encryption;
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}
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/**
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* Public destructor
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*/
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public function __destruct() {
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$this->logout();
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}
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/**
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* Open connection to IMAP server
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* @param string $host hostname or IP address of IMAP server
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* @param int|null $port of IMAP server, default is 143 and 993 for ssl
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*
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* @throws ConnectionFailedException
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*/
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public function connect(string $host, $port = null) {
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$transport = 'tcp';
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$encryption = '';
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if ($this->encryption) {
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$encryption = strtolower($this->encryption);
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if (in_array($encryption, ['ssl', 'tls'])) {
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$transport = $encryption;
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$port = $port === null ? 993 : $port;
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}
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}
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$port = $port === null ? 143 : $port;
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try {
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$this->stream = $this->createStream($transport, $host, $port, $this->connection_timeout);
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if (!$this->assumedNextLine('* OK')) {
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throw new ConnectionFailedException('connection refused');
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}
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if ($encryption == 'starttls') {
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$this->enableStartTls();
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}
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} catch (Exception $e) {
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throw new ConnectionFailedException('connection failed', 0, $e);
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}
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}
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/**
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* Enable tls on the current connection
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*
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* @throws ConnectionFailedException
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* @throws RuntimeException
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*/
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protected function enableStartTls(){
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$response = $this->requestAndResponse('STARTTLS');
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$result = $response && stream_socket_enable_crypto($this->stream, true, $this->getCryptoMethod());
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if (!$result) {
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throw new ConnectionFailedException('failed to enable TLS');
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}
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}
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/**
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* Get the next line from stream
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*
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* @return string next line
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* @throws RuntimeException
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*/
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public function nextLine(): string {
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$line = "";
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while (($next_char = fread($this->stream, 1)) !== false && $next_char !== "\n") {
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$line .= $next_char;
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}
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if ($line === "" && $next_char === false) {
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throw new RuntimeException('empty response');
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}
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if ($this->debug) echo "<< ".$line."\n";
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return $line . "\n";
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}
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/**
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* Get the next line and check if it starts with a given string
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* @param string $start
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*
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* @return bool
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* @throws RuntimeException
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*/
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protected function assumedNextLine(string $start): bool {
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return strpos($this->nextLine(), $start) === 0;
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}
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/**
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* Get the next line and split the tag
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* @param string|null $tag reference tag
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*
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* @return string next line
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* @throws RuntimeException
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*/
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protected function nextTaggedLine(&$tag): string {
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$line = $this->nextLine();
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list($tag, $line) = explode(' ', $line, 2);
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return $line;
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}
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/**
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* Get the next line and check if it contains a given string and split the tag
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* @param string $start
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* @param $tag
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*
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* @return bool
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* @throws RuntimeException
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*/
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protected function assumedNextTaggedLine(string $start, &$tag): bool {
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$line = $this->nextTaggedLine($tag);
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return strpos($line, $start) !== false;
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}
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/**
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* Split a given line in values. A value is literal of any form or a list
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* @param string $line
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*
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* @return array
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* @throws RuntimeException
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*/
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protected function decodeLine(string $line): array {
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$tokens = [];
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$stack = [];
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// replace any trailing <NL> including spaces with a single space
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$line = rtrim($line) . ' ';
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while (($pos = strpos($line, ' ')) !== false) {
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$token = substr($line, 0, $pos);
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if (!strlen($token)) {
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$line = substr($line, $pos + 1);
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continue;
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}
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while ($token[0] == '(') {
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$stack[] = $tokens;
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$tokens = [];
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$token = substr($token, 1);
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}
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if ($token[0] == '"') {
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if (preg_match('%^\(*"((.|\\\\|\\")*?)" *%', $line, $matches)) {
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$tokens[] = $matches[1];
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$line = substr($line, strlen($matches[0]));
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continue;
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}
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}
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if ($token[0] == '{') {
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$endPos = strpos($token, '}');
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$chars = substr($token, 1, $endPos - 1);
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if (is_numeric($chars)) {
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$token = '';
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while (strlen($token) < $chars) {
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$token .= $this->nextLine();
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}
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$line = '';
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if (strlen($token) > $chars) {
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$line = substr($token, $chars);
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$token = substr($token, 0, $chars);
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} else {
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$line .= $this->nextLine();
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}
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$tokens[] = $token;
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$line = trim($line) . ' ';
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continue;
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}
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}
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if ($stack && $token[strlen($token) - 1] == ')') {
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// closing braces are not separated by spaces, so we need to count them
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$braces = strlen($token);
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$token = rtrim($token, ')');
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// only count braces if more than one
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$braces -= strlen($token) + 1;
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// only add if token had more than just closing braces
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if (rtrim($token) != '') {
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$tokens[] = rtrim($token);
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}
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$token = $tokens;
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$tokens = array_pop($stack);
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// special handline if more than one closing brace
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while ($braces-- > 0) {
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$tokens[] = $token;
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$token = $tokens;
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$tokens = array_pop($stack);
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}
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}
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$tokens[] = $token;
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$line = substr($line, $pos + 1);
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}
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// maybe the server forgot to send some closing braces
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while ($stack) {
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$child = $tokens;
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$tokens = array_pop($stack);
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$tokens[] = $child;
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}
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return $tokens;
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}
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/**
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* Read abd decode a response "line"
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* @param array|string $tokens to decode
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* @param string $wantedTag targeted tag
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* @param bool $dontParse if true only the unparsed line is returned in $tokens
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*
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* @return bool
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* @throws RuntimeException
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*/
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public function readLine(&$tokens = [], string $wantedTag = '*', bool $dontParse = false): bool {
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$line = $this->nextTaggedLine($tag); // get next tag
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if (!$dontParse) {
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$tokens = $this->decodeLine($line);
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} else {
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$tokens = $line;
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}
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// if tag is wanted tag we might be at the end of a multiline response
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return $tag == $wantedTag;
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}
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/**
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* Read all lines of response until given tag is found
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* @param string $tag request tag
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* @param bool $dontParse if true every line is returned unparsed instead of the decoded tokens
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*
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* @return array|bool|null tokens if success, false if error, null if bad request
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* @throws RuntimeException
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*/
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public function readResponse(string $tag, bool $dontParse = false) {
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$lines = [];
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$tokens = null; // define $tokens variable before first use
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do {
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$readAll = $this->readLine($tokens, $tag, $dontParse);
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$lines[] = $tokens;
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} while (!$readAll);
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if ($dontParse) {
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// First two chars are still needed for the response code
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$tokens = [substr($tokens, 0, 2)];
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}
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// last line has response code
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if ($tokens[0] == 'OK') {
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return $lines ? $lines : true;
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} elseif ($tokens[0] == 'NO') {
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return false;
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}
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return null;
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}
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/**
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* Send a new request
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* @param string $command
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* @param array $tokens additional parameters to command, use escapeString() to prepare
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* @param string|null $tag provide a tag otherwise an autogenerated is returned
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*
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* @throws RuntimeException
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*/
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public function sendRequest(string $command, array $tokens = [], string &$tag = null) {
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if (!$tag) {
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$this->noun++;
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$tag = 'TAG' . $this->noun;
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}
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$line = $tag . ' ' . $command;
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foreach ($tokens as $token) {
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if (is_array($token)) {
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$this->write($line . ' ' . $token[0]);
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if (!$this->assumedNextLine('+ ')) {
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throw new RuntimeException('failed to send literal string');
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}
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$line = $token[1];
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} else {
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$line .= ' ' . $token;
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}
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}
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$this->write($line);
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}
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/**
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* Write data to the current stream
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* @param string $data
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* @return void
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* @throws RuntimeException
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*/
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public function write(string $data) {
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if ($this->debug) echo ">> ".$data ."\n";
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if (fwrite($this->stream, $data . "\r\n") === false) {
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throw new RuntimeException('failed to write - connection closed?');
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}
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}
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/**
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* Send a request and get response at once
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* @param string $command
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* @param array $tokens parameters as in sendRequest()
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* @param bool $dontParse if true unparsed lines are returned instead of tokens
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*
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* @return array|bool|null response as in readResponse()
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* @throws RuntimeException
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*/
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public function requestAndResponse(string $command, array $tokens = [], bool $dontParse = false) {
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$this->sendRequest($command, $tokens, $tag);
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return $this->readResponse($tag, $dontParse);
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}
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/**
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* Escape one or more literals i.e. for sendRequest
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* @param string|array $string the literal/-s
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*
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* @return string|array escape literals, literals with newline ar returned
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* as array('{size}', 'string');
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*/
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public function escapeString($string) {
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if (func_num_args() < 2) {
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if (strpos($string, "\n") !== false) {
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return ['{' . strlen($string) . '}', $string];
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} else {
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return '"' . str_replace(['\\', '"'], ['\\\\', '\\"'], $string) . '"';
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}
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}
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$result = [];
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foreach (func_get_args() as $string) {
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$result[] = $this->escapeString($string);
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}
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return $result;
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}
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/**
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* Escape a list with literals or lists
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* @param array $list list with literals or lists as PHP array
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*
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* @return string escaped list for imap
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*/
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public function escapeList(array $list): string {
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$result = [];
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foreach ($list as $v) {
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if (!is_array($v)) {
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$result[] = $v;
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continue;
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}
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$result[] = $this->escapeList($v);
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}
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return '(' . implode(' ', $result) . ')';
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}
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/**
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* Login to a new session.
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* @param string $user username
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* @param string $password password
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*
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* @return bool|mixed
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* @throws AuthFailedException
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*/
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public function login(string $user, string $password): bool {
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try {
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$response = $this->requestAndResponse('LOGIN', $this->escapeString($user, $password), true);
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return $response !== null && $response !== false;
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} catch (RuntimeException $e) {
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throw new AuthFailedException("failed to authenticate", 0, $e);
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}
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}
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/**
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* Authenticate your current IMAP session.
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* @param string $user username
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* @param string $token access token
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*
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* @return bool
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* @throws AuthFailedException
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*/
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public function authenticate(string $user, string $token): bool {
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try {
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$authenticateParams = ['XOAUTH2', base64_encode("user=$user\1auth=Bearer $token\1\1")];
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$this->sendRequest('AUTHENTICATE', $authenticateParams);
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while (true) {
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$response = "";
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$is_plus = $this->readLine($response, '+', true);
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if ($is_plus) {
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// try to log the challenge somewhere where it can be found
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error_log("got an extra server challenge: $response");
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// respond with an empty response.
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$this->sendRequest('');
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} else {
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if (preg_match('/^NO /i', $response) ||
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preg_match('/^BAD /i', $response)) {
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error_log("got failure response: $response");
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return false;
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} else if (preg_match("/^OK /i", $response)) {
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return true;
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}
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}
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}
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} catch (RuntimeException $e) {
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throw new AuthFailedException("failed to authenticate", 0, $e);
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}
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}
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/**
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* Logout of imap server
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*
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* @return bool success
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*/
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public function logout(): bool {
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$result = false;
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if ($this->stream) {
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try {
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$result = $this->requestAndResponse('LOGOUT', [], true);
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} catch (Exception $e) {}
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fclose($this->stream);
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$this->stream = null;
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$this->uid_cache = null;
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}
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return $result !== false;
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}
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|
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/**
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* Check if the current session is connected
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*
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* @return bool
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*/
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public function connected(): bool {
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return (boolean) $this->stream;
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}
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|
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/**
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* Get an array of available capabilities
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*
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* @return array list of capabilities
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* @throws RuntimeException
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*/
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public function getCapabilities(): array {
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$response = $this->requestAndResponse('CAPABILITY');
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if (!$response) return [];
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$capabilities = [];
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foreach ($response as $line) {
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$capabilities = array_merge($capabilities, $line);
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}
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return $capabilities;
|
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}
|
|
|
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/**
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* Examine and select have the same response.
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* @param string $command can be 'EXAMINE' or 'SELECT'
|
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* @param string $folder target folder
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*
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* @return bool|array
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* @throws RuntimeException
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*/
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public function examineOrSelect(string $command = 'EXAMINE', string $folder = 'INBOX') {
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$this->sendRequest($command, [$this->escapeString($folder)], $tag);
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$result = [];
|
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$tokens = null; // define $tokens variable before first use
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while (!$this->readLine($tokens, $tag)) {
|
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if ($tokens[0] == 'FLAGS') {
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array_shift($tokens);
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$result['flags'] = $tokens;
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continue;
|
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}
|
|
switch ($tokens[1]) {
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case 'EXISTS':
|
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case 'RECENT':
|
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$result[strtolower($tokens[1])] = (int)$tokens[0];
|
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break;
|
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case '[UIDVALIDITY':
|
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$result['uidvalidity'] = (int)$tokens[2];
|
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break;
|
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case '[UIDNEXT':
|
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$result['uidnext'] = (int)$tokens[2];
|
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break;
|
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case '[UNSEEN':
|
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$result['unseen'] = (int)$tokens[2];
|
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break;
|
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case '[NONEXISTENT]':
|
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throw new RuntimeException("folder doesn't exist");
|
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default:
|
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// ignore
|
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break;
|
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}
|
|
}
|
|
|
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if ($tokens[0] != 'OK') {
|
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return false;
|
|
}
|
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return $result;
|
|
}
|
|
|
|
/**
|
|
* Change the current folder
|
|
* @param string $folder change to this folder
|
|
*
|
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* @return bool|array see examineOrselect()
|
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* @throws RuntimeException
|
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*/
|
|
public function selectFolder(string $folder = 'INBOX') {
|
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$this->uid_cache = null;
|
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|
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return $this->examineOrSelect('SELECT', $folder);
|
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}
|
|
|
|
/**
|
|
* Examine a given folder
|
|
* @param string $folder examine this folder
|
|
*
|
|
* @return bool|array see examineOrselect()
|
|
* @throws RuntimeException
|
|
*/
|
|
public function examineFolder(string $folder = 'INBOX') {
|
|
return $this->examineOrSelect('EXAMINE', $folder);
|
|
}
|
|
|
|
/**
|
|
* Fetch one or more items of one or more messages
|
|
* @param string|array $items items to fetch [RFC822.HEADER, FLAGS, RFC822.TEXT, etc]
|
|
* @param int|array $from message for items or start message if $to !== null
|
|
* @param int|null $to if null only one message ($from) is fetched, else it's the
|
|
* last message, INF means last message available
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return string|array if only one item of one message is fetched it's returned as string
|
|
* if items of one message are fetched it's returned as (name => value)
|
|
* if one item of messages are fetched it's returned as (msgno => value)
|
|
* if items of messages are fetched it's returned as (msgno => (name => value))
|
|
* @throws RuntimeException
|
|
*/
|
|
public function fetch($items, $from, $to = null, $uid = IMAP::ST_UID) {
|
|
if (is_array($from)) {
|
|
$set = implode(',', $from);
|
|
} elseif ($to === null) {
|
|
$set = (int)$from;
|
|
} elseif ($to === INF) {
|
|
$set = (int)$from . ':*';
|
|
} else {
|
|
$set = (int)$from . ':' . (int)$to;
|
|
}
|
|
|
|
$items = (array)$items;
|
|
$itemList = $this->escapeList($items);
|
|
|
|
$this->sendRequest($this->buildUIDCommand("FETCH", $uid), [$set, $itemList], $tag);
|
|
$result = [];
|
|
$tokens = null; // define $tokens variable before first use
|
|
while (!$this->readLine($tokens, $tag)) {
|
|
// ignore other responses
|
|
if ($tokens[1] != 'FETCH') {
|
|
continue;
|
|
}
|
|
|
|
// find array key of UID value; try the last elements, or search for it
|
|
if ($uid) {
|
|
$count = count($tokens[2]);
|
|
if ($tokens[2][$count - 2] == 'UID') {
|
|
$uidKey = $count - 1;
|
|
} else if ($tokens[2][0] == 'UID') {
|
|
$uidKey = 1;
|
|
} else {
|
|
$found = array_search('UID', $tokens[2]);
|
|
if ($found === false || $found === -1) {
|
|
continue;
|
|
}
|
|
|
|
$uidKey = $found + 1;
|
|
}
|
|
}
|
|
|
|
// ignore other messages
|
|
if ($to === null && !is_array($from) && ($uid ? $tokens[2][$uidKey] != $from : $tokens[0] != $from)) {
|
|
continue;
|
|
}
|
|
|
|
// if we only want one item we return that one directly
|
|
if (count($items) == 1) {
|
|
if ($tokens[2][0] == $items[0]) {
|
|
$data = $tokens[2][1];
|
|
} elseif ($uid && $tokens[2][2] == $items[0]) {
|
|
$data = $tokens[2][3];
|
|
} else {
|
|
$expectedResponse = 0;
|
|
// maybe the server send an other field we didn't wanted
|
|
$count = count($tokens[2]);
|
|
// we start with 2, because 0 was already checked
|
|
for ($i = 2; $i < $count; $i += 2) {
|
|
if ($tokens[2][$i] != $items[0]) {
|
|
continue;
|
|
}
|
|
$data = $tokens[2][$i + 1];
|
|
$expectedResponse = 1;
|
|
break;
|
|
}
|
|
if (!$expectedResponse) {
|
|
continue;
|
|
}
|
|
}
|
|
} else {
|
|
$data = [];
|
|
while (key($tokens[2]) !== null) {
|
|
$data[current($tokens[2])] = next($tokens[2]);
|
|
next($tokens[2]);
|
|
}
|
|
}
|
|
|
|
// if we want only one message we can ignore everything else and just return
|
|
if ($to === null && !is_array($from) && ($uid ? $tokens[2][$uidKey] == $from : $tokens[0] == $from)) {
|
|
// we still need to read all lines
|
|
while (!$this->readLine($tokens, $tag))
|
|
|
|
return $data;
|
|
}
|
|
if ($uid) {
|
|
$result[$tokens[2][$uidKey]] = $data;
|
|
}else{
|
|
$result[$tokens[0]] = $data;
|
|
}
|
|
}
|
|
|
|
if ($to === null && !is_array($from)) {
|
|
throw new RuntimeException('the single id was not found in response');
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Fetch message headers
|
|
* @param array|int $uids
|
|
* @param string $rfc
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return array
|
|
* @throws RuntimeException
|
|
*/
|
|
public function content($uids, string $rfc = "RFC822", $uid = IMAP::ST_UID): array {
|
|
$result = $this->fetch(["$rfc.TEXT"], $uids, null, $uid);
|
|
return is_array($result) ? $result : [];
|
|
}
|
|
|
|
/**
|
|
* Fetch message headers
|
|
* @param array|int $uids
|
|
* @param string $rfc
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return array
|
|
* @throws RuntimeException
|
|
*/
|
|
public function headers($uids, string $rfc = "RFC822", $uid = IMAP::ST_UID): array{
|
|
$result = $this->fetch(["$rfc.HEADER"], $uids, null, $uid);
|
|
return $result === "" ? [] : $result;
|
|
}
|
|
|
|
/**
|
|
* Fetch message flags
|
|
* @param array|int $uids
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return array
|
|
* @throws RuntimeException
|
|
*/
|
|
public function flags($uids, $uid = IMAP::ST_UID): array {
|
|
$result = $this->fetch(["FLAGS"], $uids, null, $uid);
|
|
return is_array($result) ? $result : [];
|
|
}
|
|
|
|
/**
|
|
* Get uid for a given id
|
|
* @param int|null $id message number
|
|
*
|
|
* @return array|string message number for given message or all messages as array
|
|
* @throws MessageNotFoundException
|
|
*/
|
|
public function getUid($id = null) {
|
|
if (!$this->enable_uid_cache || $this->uid_cache === null || ($this->uid_cache && count($this->uid_cache) <= 0)) {
|
|
try {
|
|
$this->setUidCache($this->fetch('UID', 1, INF)); // set cache for this folder
|
|
} catch (RuntimeException $e) {}
|
|
}
|
|
$uids = $this->uid_cache;
|
|
|
|
if ($id == null) {
|
|
return $uids;
|
|
}
|
|
|
|
foreach ($uids as $k => $v) {
|
|
if ($k == $id) {
|
|
return $v;
|
|
}
|
|
}
|
|
|
|
// clear uid cache and run method again
|
|
if ($this->enable_uid_cache && $this->uid_cache) {
|
|
$this->setUidCache(null);
|
|
return $this->getUid($id);
|
|
}
|
|
|
|
throw new MessageNotFoundException('unique id not found');
|
|
}
|
|
|
|
/**
|
|
* Get a message number for a uid
|
|
* @param string $id uid
|
|
*
|
|
* @return int message number
|
|
* @throws MessageNotFoundException
|
|
*/
|
|
public function getMessageNumber(string $id): int {
|
|
$ids = $this->getUid();
|
|
foreach ($ids as $k => $v) {
|
|
if ($v == $id) {
|
|
return (int)$k;
|
|
}
|
|
}
|
|
|
|
throw new MessageNotFoundException('message number not found');
|
|
}
|
|
|
|
/**
|
|
* Get a list of available folders
|
|
* @param string $reference mailbox reference for list
|
|
* @param string $folder mailbox name match with wildcards
|
|
*
|
|
* @return array folders that matched $folder as array(name => array('delimiter' => .., 'flags' => ..))
|
|
* @throws RuntimeException
|
|
*/
|
|
public function folders(string $reference = '', string $folder = '*'): array {
|
|
$result = [];
|
|
$list = $this->requestAndResponse('LIST', $this->escapeString($reference, $folder));
|
|
if (!$list || $list === true) {
|
|
return $result;
|
|
}
|
|
|
|
foreach ($list as $item) {
|
|
if (count($item) != 4 || $item[0] != 'LIST') {
|
|
continue;
|
|
}
|
|
$result[$item[3]] = ['delimiter' => $item[2], 'flags' => $item[1]];
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Manage flags
|
|
* @param array $flags flags to set, add or remove - see $mode
|
|
* @param int $from message for items or start message if $to !== null
|
|
* @param int|null $to if null only one message ($from) is fetched, else it's the
|
|
* last message, INF means last message available
|
|
* @param string|null $mode '+' to add flags, '-' to remove flags, everything else sets the flags as given
|
|
* @param bool $silent if false the return values are the new flags for the wanted messages
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
* @param null|string $item command used to store a flag
|
|
*
|
|
* @return bool|array new flags if $silent is false, else true or false depending on success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function store(array $flags, int $from, $to = null, $mode = null, bool $silent = true, $uid = IMAP::ST_UID, $item = null) {
|
|
$flags = $this->escapeList($flags);
|
|
$set = $this->buildSet($from, $to);
|
|
|
|
$command = $this->buildUIDCommand("STORE", $uid);
|
|
$item = ($mode == '-' ? "-" : "+").($item === null ? "FLAGS" : $item).($silent ? '.SILENT' : "");
|
|
|
|
$response = $this->requestAndResponse($command, [$set, $item, $flags], $silent);
|
|
|
|
if ($silent) {
|
|
return (bool)$response;
|
|
}
|
|
|
|
$result = [];
|
|
foreach ($response as $token) {
|
|
if ($token[1] != 'FETCH' || $token[2][0] != 'FLAGS') {
|
|
continue;
|
|
}
|
|
$result[$token[0]] = $token[2][1];
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Append a new message to given folder
|
|
* @param string $folder name of target folder
|
|
* @param string $message full message content
|
|
* @param array|null $flags flags for new message
|
|
* @param string $date date for new message
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function appendMessage(string $folder, string $message, $flags = null, $date = null): bool {
|
|
$tokens = [];
|
|
$tokens[] = $this->escapeString($folder);
|
|
if ($flags !== null) {
|
|
$tokens[] = $this->escapeList($flags);
|
|
}
|
|
if ($date !== null) {
|
|
$tokens[] = $this->escapeString($date);
|
|
}
|
|
$tokens[] = $this->escapeString($message);
|
|
|
|
return (bool) $this->requestAndResponse('APPEND', $tokens, true);
|
|
}
|
|
|
|
/**
|
|
* Copy a message set from current folder to an other folder
|
|
* @param string $folder destination folder
|
|
* @param $from
|
|
* @param int|null $to if null only one message ($from) is fetched, else it's the
|
|
* last message, INF means last message available
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function copyMessage(string $folder, $from, $to = null, $uid = IMAP::ST_UID): bool {
|
|
$set = $this->buildSet($from, $to);
|
|
$command = $this->buildUIDCommand("COPY", $uid);
|
|
return (bool)$this->requestAndResponse($command, [$set, $this->escapeString($folder)], true);
|
|
}
|
|
|
|
/**
|
|
* Copy multiple messages to the target folder
|
|
*
|
|
* @param array $messages List of message identifiers
|
|
* @param string $folder Destination folder
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
* @return array|bool Tokens if operation successful, false if an error occurred
|
|
*
|
|
* @throws RuntimeException
|
|
*/
|
|
public function copyManyMessages(array $messages, string $folder, $uid = IMAP::ST_UID) {
|
|
$command = $this->buildUIDCommand("COPY", $uid);
|
|
|
|
$set = implode(',', $messages);
|
|
$tokens = [$set, $this->escapeString($folder)];
|
|
|
|
return $this->requestAndResponse($command, $tokens, true);
|
|
}
|
|
|
|
/**
|
|
* Move a message set from current folder to an other folder
|
|
* @param string $folder destination folder
|
|
* @param $from
|
|
* @param int|null $to if null only one message ($from) is fetched, else it's the
|
|
* last message, INF means last message available
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function moveMessage(string $folder, $from, $to = null, $uid = IMAP::ST_UID): bool {
|
|
$set = $this->buildSet($from, $to);
|
|
$command = $this->buildUIDCommand("MOVE", $uid);
|
|
|
|
return (bool)$this->requestAndResponse($command, [$set, $this->escapeString($folder)], true);
|
|
}
|
|
|
|
/**
|
|
* Move multiple messages to the target folder
|
|
* @param array $messages List of message identifiers
|
|
* @param string $folder Destination folder
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return array|bool Tokens if operation successful, false if an error occurred
|
|
* @throws RuntimeException
|
|
*/
|
|
public function moveManyMessages(array $messages, string $folder, $uid = IMAP::ST_UID) {
|
|
$command = $this->buildUIDCommand("MOVE", $uid);
|
|
|
|
$set = implode(',', $messages);
|
|
$tokens = [$set, $this->escapeString($folder)];
|
|
|
|
return $this->requestAndResponse($command, $tokens, true);
|
|
}
|
|
|
|
/**
|
|
* Exchange identification information
|
|
* Ref.: https://datatracker.ietf.org/doc/html/rfc2971
|
|
*
|
|
* @param null $ids
|
|
* @return array|bool|void|null
|
|
*
|
|
* @throws RuntimeException
|
|
*/
|
|
public function ID($ids = null) {
|
|
$token = "NIL";
|
|
if (is_array($ids) && !empty($ids)) {
|
|
$token = "(";
|
|
foreach ($ids as $id) {
|
|
$token .= '"'.$id.'" ';
|
|
}
|
|
$token = rtrim($token).")";
|
|
}
|
|
|
|
return $this->requestAndResponse("ID", [$token], true);
|
|
}
|
|
|
|
/**
|
|
* Create a new folder (and parent folders if needed)
|
|
* @param string $folder folder name
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function createFolder(string $folder): bool {
|
|
return (bool)$this->requestAndResponse('CREATE', [$this->escapeString($folder)], true);
|
|
}
|
|
|
|
/**
|
|
* Rename an existing folder
|
|
* @param string $old old name
|
|
* @param string $new new name
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function renameFolder(string $old, string $new): bool {
|
|
return (bool)$this->requestAndResponse('RENAME', $this->escapeString($old, $new), true);
|
|
}
|
|
|
|
/**
|
|
* Delete a folder
|
|
* @param string $folder folder name
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function deleteFolder(string $folder): bool {
|
|
return (bool)$this->requestAndResponse('DELETE', [$this->escapeString($folder)], true);
|
|
}
|
|
|
|
/**
|
|
* Subscribe to a folder
|
|
* @param string $folder folder name
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function subscribeFolder(string $folder): bool {
|
|
return (bool)$this->requestAndResponse('SUBSCRIBE', [$this->escapeString($folder)], true);
|
|
}
|
|
|
|
/**
|
|
* Unsubscribe from a folder
|
|
* @param string $folder folder name
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function unsubscribeFolder(string $folder): bool {
|
|
return (bool)$this->requestAndResponse('UNSUBSCRIBE', [$this->escapeString($folder)], true);
|
|
}
|
|
|
|
/**
|
|
* Apply session saved changes to the server
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function expunge(): bool {
|
|
return (bool)$this->requestAndResponse('EXPUNGE');
|
|
}
|
|
|
|
/**
|
|
* Send noop command
|
|
*
|
|
* @return bool success
|
|
* @throws RuntimeException
|
|
*/
|
|
public function noop(): bool {
|
|
return (bool)$this->requestAndResponse('NOOP');
|
|
}
|
|
|
|
/**
|
|
* Retrieve the quota level settings, and usage statics per mailbox
|
|
* @param $username
|
|
*
|
|
* @return array
|
|
* @throws RuntimeException
|
|
*/
|
|
public function getQuota($username): array {
|
|
$result = $this->requestAndResponse("GETQUOTA", ['"#user/'.$username.'"']);
|
|
return is_array($result) ? $result : [];
|
|
}
|
|
|
|
/**
|
|
* Retrieve the quota settings per user
|
|
* @param string $quota_root
|
|
*
|
|
* @return array
|
|
* @throws RuntimeException
|
|
*/
|
|
public function getQuotaRoot(string $quota_root = 'INBOX'): array {
|
|
$result = $this->requestAndResponse("QUOTA", [$quota_root]);
|
|
return is_array($result) ? $result : [];
|
|
}
|
|
|
|
/**
|
|
* Send idle command
|
|
*
|
|
* @throws RuntimeException
|
|
*/
|
|
public function idle() {
|
|
$this->sendRequest("IDLE");
|
|
if (!$this->assumedNextLine('+ ')) {
|
|
throw new RuntimeException('idle failed');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Send done command
|
|
* @throws RuntimeException
|
|
*/
|
|
public function done(): bool {
|
|
$this->write("DONE");
|
|
if (!$this->assumedNextTaggedLine('OK', $tags)) {
|
|
throw new RuntimeException('done failed');
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Search for matching messages
|
|
* @param array $params
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return array message ids
|
|
* @throws RuntimeException
|
|
*/
|
|
public function search(array $params, $uid = IMAP::ST_UID): array {
|
|
$command = $this->buildUIDCommand("SEARCH", $uid);
|
|
$response = $this->requestAndResponse($command, $params);
|
|
if (!$response) return [];
|
|
|
|
foreach ($response as $ids) {
|
|
if ($ids[0] == 'SEARCH') {
|
|
array_shift($ids);
|
|
return $ids;
|
|
}
|
|
}
|
|
return [];
|
|
}
|
|
|
|
/**
|
|
* Get a message overview
|
|
* @param string $sequence
|
|
* @param int|string $uid set to IMAP::ST_UID or any string representing the UID - set to IMAP::ST_MSGN to use
|
|
* message numbers instead.
|
|
*
|
|
* @return array
|
|
* @throws RuntimeException
|
|
* @throws MessageNotFoundException
|
|
* @throws InvalidMessageDateException
|
|
*/
|
|
public function overview(string $sequence, $uid = IMAP::ST_UID): array {
|
|
$result = [];
|
|
list($from, $to) = explode(":", $sequence);
|
|
|
|
$uids = $this->getUid();
|
|
$ids = [];
|
|
foreach ($uids as $msgn => $v) {
|
|
$id = $uid ? $v : $msgn;
|
|
if ( ($to >= $id && $from <= $id) || ($to === "*" && $from <= $id) ){
|
|
$ids[] = $id;
|
|
}
|
|
}
|
|
$headers = $this->headers($ids, "RFC822", $uid);
|
|
foreach ($headers as $id => $raw_header) {
|
|
$result[$id] = (new Header($raw_header, false))->getAttributes();
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Enable the debug mode
|
|
*/
|
|
public function enableDebug(){
|
|
$this->debug = true;
|
|
}
|
|
|
|
/**
|
|
* Disable the debug mode
|
|
*/
|
|
public function disableDebug(){
|
|
$this->debug = false;
|
|
}
|
|
|
|
/**
|
|
* Build a valid UID number set
|
|
* @param $from
|
|
* @param null $to
|
|
*
|
|
* @return int|string
|
|
*/
|
|
public function buildSet($from, $to = null) {
|
|
$set = (int)$from;
|
|
if ($to !== null) {
|
|
$set .= ':' . ($to == INF ? '*' : (int)$to);
|
|
}
|
|
return $set;
|
|
}
|
|
}
|