私は数年前にクラス全体を作りましたが、私は電子メールからコンテンツを取得する必要があるときにまだ使用しています。読み込み可能な形式ですべての電子メール本文（HTMLやプレーンテキストを持つことがあります）を取得し、添付ファイルをすべて取得し、どこかに保存するか、Webサイトユーザーに送信するだけです。
これは本当に最適化されていないので、大きなメールボックスでは問題が発生する可能性があります。このクラスの目的は、ウェブサイトのウィジェットにそれらを置くために読める形式で電子メールにアクセスすることでした。以下のサンプルを試してみましょう。
ImapReader.class.phpここにソースコードがあります。
<?php
class ImapReader
{
private $host;
private $port;
private $user;
private $pass;
private $box;
private $box_list;
private $errors;
private $connected;
private $list;
private $deleted;
const FROM = 0;
const TO = 1;
const REPLY_TO = 2;
const SUBJECT = 3;
const CONTENT = 4;
const ATTACHMENT = 5;
public function __construct($host = null, $port = '143', $user = null, $pass = null)
{
$this->host = $host;
$this->port = $port;
$this->user = $user;
$this->pass = $pass;
$this->box = null;
$this->box_list = null;
$this->errors = array();
$this->connected = false;
$this->list = null;
$this->deleted = false;
}
public function __destruct()
{
if ($this->isConnected())
{
$this->disconnect();
}
}
public function changeServer($host = null, $port = '143', $user = null, $pass = null)
{
if ($this->isConnected())
{
$this->disconnect();
}
$this->host = $host;
$this->port = $port;
$this->user = $user;
$this->pass = $pass;
$this->box_list = null;
$this->errors = array();
$this->list = null;
return $this;
}
public function canConnect()
{
return (($this->connected == false) && (is_string($this->host)) && (!empty($this->host))
&& (is_numeric($this->port)) && ($this->port >= 1) && ($this->port <= 65535)
&& (is_string($this->user)) && (!empty($this->user)) && (is_string($this->pass)) && (!empty($this->pass)));
}
public function connect()
{
if ($this->canConnect())
{
$this->box = @imap_open("{{$this->host}:{$this->port}/imap/ssl/novalidate-cert}INBOX", $this->user,
$this->pass);
if ($this->box !== false)
{
$this->_connected();
}
else
{
$this->errors = array_merge($this->errors, imap_errors());
}
}
return $this;
}
public function boxList()
{
if (is_null($this->box_list))
{
$list = imap_getsubscribed($this->box, "{{$this->host}:{$this->port}}", "*");
$this->box_list = array();
foreach ($list as $box)
{
$this->box_list[] = $box->name;
}
}
return $this->box_list;
}
public function fetchAllHeaders($mbox)
{
if ($this->isConnected())
{
$test = imap_reopen($this->box, "{$mbox}");
if (!$test)
{
return false;
}
$num_msgs = imap_num_msg($this->box);
$this->list = array();
for ($id = 1; ($id <= $num_msgs); $id++)
{
$this->list[] = $this->_fetchHeader($mbox, $id);
}
return true;
}
return false;
}
public function fetchSearchHeaders($mbox, $criteria)
{
if ($this->isConnected())
{
$test = imap_reopen($this->box, "{$mbox}");
if (!$test)
{
return false;
}
$msgs = imap_search($this->box, $criteria);
if ($msgs)
{
foreach ($msgs as $id)
{
$this->list[] = $this->_fetchHeader($mbox, $id);
}
}
return true;
}
return false;
}
public function isConnected()
{
return $this->connected;
}
public function disconnect()
{
if ($this->connected)
{
if ($this->deleted)
{
imap_expunge($this->box);
$this->deleted = false;
}
imap_close($this->box);
$this->connected = false;
$this->box = null;
}
return $this;
}
/**
* Took from khigashi dot oang at gmail dot com at php.net
* with replacement of ereg family functions by preg's ones.
*
* @param string $str
* @return string
*/
private function _fix($str)
{
if (preg_match("/=\?.{0,}\?[Bb]\?/", $str))
{
$str = preg_split("/=\?.{0,}\?[Bb]\?/", $str);
while (list($key, $value) = each($str))
{
if (preg_match("/\?=/", $value))
{
$arrTemp = preg_split("/\?=/", $value);
$arrTemp[0] = base64_decode($arrTemp[0]);
$str[$key] = join("", $arrTemp);
}
}
$str = join("", $str);
}
if (preg_match("/=\?.{0,}\?Q\?/", $str))
{
$str = quoted_printable_decode($str);
$str = preg_replace("/=\?.{0,}\?[Qq]\?/", "", $str);
$str = preg_replace("/\?=/", "", $str);
}
return trim($str);
}
private function _connected()
{
$this->connected = true;
return $this;
}
public function getErrors()
{
$errors = $this->errors;
$this->errors = array();
return $errors;
}
public function count()
{
if (is_null($this->list))
{
return 0;
}
return count($this->list);
}
public function get($nbr = null)
{
if (is_null($nbr))
{
return $this->list;
}
if ((is_array($this->list)) && (isset($this->list[$nbr])))
{
return $this->list[$nbr];
}
return null;
}
public function fetch($nbr = null)
{
return $this->_callById('_fetch', $nbr);
}
private function _fetchHeader($mbox, $id)
{
$header = imap_header($this->box, $id);
if (!is_object($header))
{
continue;
}
$mail = new stdClass();
$mail->id = $id;
$mail->mbox = $mbox;
$mail->timestamp = (isset($header->udate)) ? ($header->udate) : ('');
$mail->date = date("d/m/Y H:i:s", (isset($header->udate)) ? ($header->udate) : (''));
$mail->from = $this->_fix(isset($header->fromaddress) ? ($header->fromaddress) : (''));
$mail->to = $this->_fix(isset($header->toaddress) ? ($header->toaddress) : (''));
$mail->reply_to = $this->_fix(isset($header->reply_toaddress) ? ($header->reply_toaddress) : (''));
$mail->subject = $this->_fix(isset($header->subject) ? ($header->subject) : (''));
$mail->content = array();
$mail->attachments = array();
$mail->deleted = false;
return $mail;
}
private function _fetch($mail)
{
$test = imap_reopen($this->box, "{$mail->mbox}");
if (!$test)
{
return $mail;
}
$structure = imap_fetchstructure($this->box, $mail->id);
if ((!isset($structure->parts)) || (!is_array($structure->parts)))
{
$body = imap_body($this->box, $mail->id);
$content = new stdClass();
$content->type = 'content';
$content->mime = $this->_fetchType($structure);
$content->charset = $this->_fetchParameter($structure->parameters, 'charset');
$content->data = $this->_decode($body, $structure->type);
$content->size = strlen($content->data);
$mail->content[] = $content;
return $mail;
}
else
{
$parts = $this->_fetchPartsStructureRoot($mail, $structure);
foreach ($parts as $part)
{
$content = new stdClass();
$content->type = null;
$content->data = null;
$content->mime = $this->_fetchType($part->data);
if ((isset($part->data->disposition))
&& ((strcmp('attachment', $part->data->disposition) == 0)
|| (strcmp('inline', $part->data->disposition) == 0)))
{
$content->type = $part->data->disposition;
$content->name = null;
if (isset($part->data->dparameters))
{
$content->name = $this->_fetchParameter($part->data->dparameters, 'filename');
}
if (is_null($content->name))
{
if (isset($part->data->parameters))
{
$content->name = $this->_fetchParameter($part->data->parameters, 'name');
}
}
$mail->attachments[] = $content;
}
else if ($part->data->type == 0)
{
$content->type = 'content';
$content->charset = null;
if (isset($part->data->parameters))
{
$content->charset = $this->_fetchParameter($part->data->parameters, 'charset');
}
$mail->content[] = $content;
}
$body = imap_fetchbody($this->box, $mail->id, $part->no);
if (isset($part->data->encoding))
{
$content->data = $this->_decode($body, $part->data->encoding);
}
else
{
$content->data = $body;
}
$content->size = strlen($content->data);
}
}
return $mail;
}
private function _fetchPartsStructureRoot($mail, $structure)
{
$parts = array();
if ((isset($structure->parts)) && (is_array($structure->parts)) && (count($structure->parts) > 0))
{
foreach ($structure->parts as $key => $data)
{
$this->_fetchPartsStructure($mail, $data, ($key + 1), $parts);
}
}
return $parts;
}
private function _fetchPartsStructure($mail, $structure, $prefix, &$parts)
{
if ((isset($structure->parts)) && (is_array($structure->parts)) && (count($structure->parts) > 0))
{
foreach ($structure->parts as $key => $data)
{
$this->_fetchPartsStructure($mail, $data, $prefix . "." . ($key + 1), $parts);
}
}
$part = new stdClass;
$part->no = $prefix;
$part->data = $structure;
$parts[] = $part;
}
private function _fetchParameter($parameters, $key)
{
foreach ($parameters as $parameter)
{
if (strcmp($key, $parameter->attribute) == 0)
{
return $parameter->value;
}
}
return null;
}
private function _fetchType($structure)
{
$primary_mime_type = array ("TEXT", "MULTIPART", "MESSAGE", "APPLICATION", "AUDIO", "IMAGE", "VIDEO", "OTHER");
if ((isset($structure->subtype)) && ($structure->subtype) && (isset($structure->type)))
{
return $primary_mime_type[(int) $structure->type] . '/' . $structure->subtype;
}
return "TEXT/PLAIN";
}
private function _decode($message, $coding)
{
switch ($coding)
{
case 2:
$message = imap_binary($message);
break;
case 3:
$message = imap_base64($message);
break;
case 4:
$message = imap_qprint($message);
break;
case 5:
break;
default:
break;
}
return $message;
}
private function _callById($method, $data)
{
$callback = array ($this, $method);
// data is null
if (is_null($data))
{
$result = array();
foreach ($this->list as $mail)
{
$result[] = $this->_callById($method, $mail);
}
return $result;
}
// data is an array
if (is_array($data))
{
$result = array();
foreach ($data as $elem)
{
$result[] = $this->_callById($method, $elem);
}
return $result;
}
// data is an object
if ((is_object($data)) && ($data instanceof stdClass) && (isset($data->id)))
{
return call_user_func($callback, $data);
}
// data is numeric
if (($this->isConnected()) && (is_array($this->list)) && (is_numeric($data)))
{
foreach ($this->list as $mail)
{
if ($mail->id == $data)
{
return call_user_func($callback, $mail);
}
}
}
return null;
}
public function delete($nbr)
{
$this->_callById('_delete', $nbr);
return;
}
private function _delete($mail)
{
if ($mail->deleted == false)
{
$test = imap_reopen($this->box, "{$mail->mbox}");
if ($test)
{
$this->deleted = true;
imap_delete($this->box, $mail->id);
$mail->deleted = true;
}
}
}
public function searchBy($pattern, $type)
{
$result = array();
if (is_array($this->list))
{
foreach ($this->list as $mail)
{
$match = false;
switch ($type)
{
case self::FROM:
$match = $this->_match($mail->from, $pattern);
break;
case self::TO:
$match = $this->_match($mail->to, $pattern);
break;
case self::REPLY_TO:
$match = $this->_match($mail->reply_to, $pattern);
break;
case self::SUBJECT:
$match = $this->_match($mail->subject, $pattern);
break;
case self::CONTENT:
foreach ($mail->content as $content)
{
$match = $this->_match($content->data, $pattern);
if ($match)
{
break;
}
}
break;
case self::ATTACHMENT:
foreach ($mail->attachments as $attachment)
{
$match = $this->_match($attachment->name, $pattern);
if ($match)
{
break;
}
}
break;
}
if ($match)
{
$result[] = $mail;
}
}
}
return $result;
}
private function _nmatch($string, $pattern, $a, $b)
{
if ((!isset($string[$a])) && (!isset($pattern[$b])))
{
return 1;
}
if ((isset($pattern[$b])) && ($pattern[$b] == '*'))
{
if (isset($string[$a]))
{
return ($this->_nmatch($string, $pattern, ($a + 1), $b) + $this->_nmatch($string, $pattern, $a, ($b + 1)));
}
else
{
return ($this->_nmatch($string, $pattern, $a, ($b + 1)));
}
}
if ((isset($string[$a])) && (isset($pattern[$b])) && ($pattern[$b] == '?'))
{
return ($this->_nmatch($string, $pattern, ($a + 1), ($b + 1)));
}
if ((isset($string[$a])) && (isset($pattern[$b])) && ($pattern[$b] == '\\'))
{
if ((isset($pattern[($b + 1)])) && ($string[$a] == $pattern[($b + 1)]))
{
return ($this->_nmatch($string, $pattern, ($a + 1), ($b + 2)));
}
}
if ((isset($string[$a])) && (isset($pattern[$b])) && ($string[$a] == $pattern[$b]))
{
return ($this->_nmatch($string, $pattern, ($a + 1), ($b + 1)));
}
return 0;
}
private function _match($string, $pattern)
{
return $this->_nmatch($string, $pattern, 0, 0);
}
}
ImapReader.demo.phpは、ここでの使用サンプル
<?php
require_once("ImapReader.class.php");
$box = new ImapReader('example.com', '143', '[email protected]', 'xxxxxxxxxxxx');
$box
->connect()
->fetchAllHeaders()
;
echo $box->count() . " emails in mailbox\n";
for ($i = 0; ($i < $box->count()); $i++)
{
$msg = $box->get($i);
echo "Reception date : {$msg->date}\n";
echo "From : {$msg->from}\n";
echo "To : {$msg->to}\n";
echo "Reply to : {$msg->from}\n";
echo "Subject : {$msg->subject}\n";
$msg = $box->fetch($msg);
echo "Number of readable contents : " . count($msg->content) . "\n";
foreach ($msg->content as $key => $content)
{
echo "\tContent " . ($key + 1) . " :\n";
echo "\t\tContent type : {$content->mime}\n";
echo "\t\tContent charset : {$content->charset}\n";
echo "\t\tContent size : {$content->size}\n";
}
echo "Number of attachments : " . count($msg->attachments) . "\n";
foreach ($msg->attachments as $key => $attachment)
{
echo "\tAttachment " . ($key + 1) . " :\n";
echo "\t\tAttachment type : {$attachment->type}\n";
echo "\t\tContent type : {$attachment->mime}\n";
echo "\t\tFile name : {$attachment->name}\n";
echo "\t\tFile size : {$attachment->size}\n";
}
echo "\n";
}
echo "Searching '*Bob*' ...\n";
$results = $box->searchBy('*Bob*', ImapReader::FROM);
foreach ($results as $result)
{
echo "\tMatched: {$result->from} - {$result->date} - {$result->subject}\n";
}
私はこのすべての答えを試みた
オプションを 'FT_INTERNAL'に設定しようとしましたか？ http://php.net/manual/en/function.imap-fetchbody.php –