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apply egroupware changes to phpmailer 5.1; logging errors to error_log for smtp class; additional functions to retrieve Header and Body of a created mail; being able to attach ics files as additional multipart/alternative part; AddString Part; being able to pass ssl and tls as part of the host string

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This commit is contained in:
Klaus Leithoff 2010-04-19 15:11:16 +00:00
parent af0f7d65b7
commit a2e6e301ee
2 changed files with 146 additions and 36 deletions
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90
phpgwapi/inc/class.phpmailer.inc.php
View File

@ -790,6 +790,11 @@ class PHPMailer {
$host = $hosts[$index]; $host = $hosts[$index];
$port = $this->Port; $port = $this->Port;
} }
$hostA = explode("://", $host);
if (strtolower($hostA[0]) == 'tls' || strtolower($hostA[0]) == 'ssl') {
$this->SMTPSecure = strtolower($hostA[0]);
$host = $hostA[1];
}
$tls = ($this->SMTPSecure == 'tls'); $tls = ($this->SMTPSecure == 'tls');
$ssl = ($this->SMTPSecure == 'ssl'); $ssl = ($this->SMTPSecure == 'ssl');
@ -1057,6 +1062,7 @@ class PHPMailer {
switch($this->message_type) { switch($this->message_type) {
case 'alt': case 'alt':
case 'alt_attachments': case 'alt_attachments':
case 'alt_extended':
$this->AltBody = $this->WrapText($this->AltBody, $this->WordWrap); $this->AltBody = $this->WrapText($this->AltBody, $this->WordWrap);
break; break;
default: default:
@ -1162,6 +1168,7 @@ class PHPMailer {
break; break;
case 'attachments': case 'attachments':
case 'alt_attachments': case 'alt_attachments':
case 'alt_extended':
if($this->InlineImageExists()){ if($this->InlineImageExists()){
$result .= sprintf("Content-Type: %s;%s\ttype=\"text/html\";%s\tboundary=\"%s\"%s", 'multipart/related', $this->LE, $this->LE, $this->boundary[1], $this->LE); $result .= sprintf("Content-Type: %s;%s\ttype=\"text/html\";%s\tboundary=\"%s\"%s", 'multipart/related', $this->LE, $this->LE, $this->boundary[1], $this->LE);
} else { } else {
@ -1227,6 +1234,22 @@ class PHPMailer {
$body .= $this->EndBoundary($this->boundary[2]); $body .= $this->EndBoundary($this->boundary[2]);
$body .= $this->AttachAll(); $body .= $this->AttachAll();
break; break;
case 'alt_extended':
$body .= sprintf("--%s%s", $this->boundary[1], $this->LE);
$body .= sprintf("Content-Type: %s;%s" . "\tboundary=\"%s\"%s", 'multipart/alternative', $this->LE, $this->boundary[2], $this->LE.$this->LE);
$body .= $this->GetBoundary($this->boundary[2], '', 'text/plain', '') . $this->LE; // Create text body
$body .= $this->EncodeString($this->AltBody, $this->Encoding);
$body .= $this->LE.$this->LE;
$body .= $this->GetBoundary($this->boundary[2], '', 'text/html', '') . $this->LE; // Create the HTML body
$body .= $this->EncodeString($this->Body, $this->Encoding);
$body .= $this->LE.$this->LE;
// Create the extended body for an attached text/calendar
$body .= $this->GetBoundary($this->boundary[2], '', $this->attachment[0][4], '') . $this->LE;
$body .= $this->EncodeString($this->attachment[0][0], $this->attachment[0][3]);
$body .= $this->LE.$this->LE;
$body .= $this->EndBoundary($this->boundary[2]);
$body .= $this->AttachAll();
break;
} }
if ($this->IsError()) { if ($this->IsError()) {
@ -1272,7 +1295,7 @@ class PHPMailer {
$encoding = $this->Encoding; $encoding = $this->Encoding;
} }
$result .= $this->TextLine('--' . $boundary); $result .= $this->TextLine('--' . $boundary);
$result .= sprintf("Content-Type: %s; charset = \"%s\"", $contentType, $charSet); $result .= sprintf("Content-Type: %s; charset =\"%s\"", $contentType, $charSet);
$result .= $this->LE; $result .= $this->LE;
$result .= $this->HeaderLine('Content-Transfer-Encoding', $encoding); $result .= $this->HeaderLine('Content-Transfer-Encoding', $encoding);
$result .= $this->LE; $result .= $this->LE;
@ -1306,6 +1329,9 @@ class PHPMailer {
if(strlen($this->AltBody) > 0 && count($this->attachment) > 0) { if(strlen($this->AltBody) > 0 && count($this->attachment) > 0) {
$this->message_type = 'alt_attachments'; $this->message_type = 'alt_attachments';
} }
if(strlen($this->AltBody) > 0 && count($this->attachment) > 0 && stripos($this->attachment[0][4],'text/calendar')!==false) {
$this->message_type = 'alt_extended';
}
} }
} }
@ -1417,14 +1443,22 @@ class PHPMailer {
$cidUniq[$cid] = true; $cidUniq[$cid] = true;
$mime[] = sprintf("--%s%s", $this->boundary[1], $this->LE); $mime[] = sprintf("--%s%s", $this->boundary[1], $this->LE);
$mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $this->EncodeHeader($this->SecureHeader($name)), $this->LE); if($disposition == 'part') {
$mime[] = sprintf("Content-Type: %s; charset=\"%s\"%s", $type, $this->CharSet, $this->LE);
} else {
$mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $this->EncodeHeader($this->SecureHeader($name)), $this->LE);
}
$mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE); $mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE);
if($disposition == 'inline') { if($disposition == 'inline') {
$mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE); $mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE);
} }
$mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s", $disposition, $this->EncodeHeader($this->SecureHeader($name)), $this->LE.$this->LE); if($disposition != "part") {
$mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s", $disposition, $this->EncodeHeader($this->SecureHeader($name)), $this->LE.$this->LE);
} else {
$mime[] = sprintf("%s", $this->LE);
}
// Encode as string attachment // Encode as string attachment
if($bString) { if($bString) {
@ -1767,6 +1801,30 @@ class PHPMailer {
); );
} }
/**
* Adds a string or binary attachment (non-filesystem) to the list.
* This method can be used to attach ascii or binary data,
* such as a BLOB record from a database.
* @param string $string String attachment data.
* @param string $filename Name of the attachment.
* @param string $encoding File encoding (see $Encoding).
* @param string $type File extension (MIME) type.
* @return void
*/
function AddStringPart($string, $filename, $encoding = "base64", $type = "application/octet-stream") {
// Append to $attachment array
$this->attachment[] = array(
0 => $string,
1 => $filename,
2 => $filename,
3 => $encoding,
4 => $type,
5 => true, // isString
6 => "part",
7 => 0
);
}
/** /**
* Adds an embedded attachment. This can include images, sounds, and * Adds an embedded attachment. This can include images, sounds, and
* just about any other document. Make sure to set the $type to an * just about any other document. Make sure to set the $type to an
@ -1895,6 +1953,32 @@ class PHPMailer {
$this->CustomHeader = array(); $this->CustomHeader = array();
} }
public function getMessageHeader() {
if(!isset($this->sentHeader)) {
// Set whether the message is multipart/alternative
if(!empty($this->AltBody)) $this->ContentType = "multipart/alternative";
$this->SetMessageType();
$header = $this->CreateHeader();
$this->sentHeader = $header;
}
return $this->sentHeader;
}
public function getMessageBody() {
if(!isset($this->sentBody)) {
// Set whether the message is multipart/alternative
if(!empty($this->AltBody)) $this->ContentType = "multipart/alternative";
$this->SetMessageType();
$body = $this->CreateBody();
$this->sentBody = $body;
}
return $this->sentBody;
}
///////////////////////////////////////////////// /////////////////////////////////////////////////
// CLASS METHODS, MISCELLANEOUS // CLASS METHODS, MISCELLANEOUS
///////////////////////////////////////////////// /////////////////////////////////////////////////

88
phpgwapi/inc/class.smtp.php
View File

@ -136,7 +136,7 @@ class SMTP {
"errno" => $errno, "errno" => $errno,
"errstr" => $errstr); "errstr" => $errstr);
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": $errstr ($errno)" . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->"."SMTP -> ERROR: " . $this->error["error"] . ": $errstr ($errno)" . $this->CRLF);
} }
return false; return false;
} }
@ -150,7 +150,7 @@ class SMTP {
$announce = $this->get_lines(); $announce = $this->get_lines();
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $announce . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $announce . $this->CRLF );
} }
return true; return true;
@ -179,7 +179,7 @@ class SMTP {
$code = substr($rply,0,3); $code = substr($rply,0,3);
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $rply . $this->CRLF );
} }
if($code != 220) { if($code != 220) {
@ -188,14 +188,18 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
// Begin encrypted connection // Begin encrypted connection
if(!stream_socket_enable_crypto($this->smtp_conn, true, STREAM_CRYPTO_METHOD_TLS_CLIENT)) { if(!stream_socket_enable_crypto($this->smtp_conn, true, STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
return false; // try a different method, as sometimes you must first switch to blocking mode, if you have problems with timeouts
stream_set_blocking($this->smtp_conn, true);
$retval = stream_socket_enable_crypto($this_smtp_conn, true, STREAM_CRYPTO_METHOD_TLS_CLIENT);
stream_set_blocking ($this->smtp_conn, false);
if (!$retval) return false;
} }
return true; return true;
@ -220,7 +224,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -237,7 +241,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -254,7 +258,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -273,7 +277,7 @@ class SMTP {
if($sock_status["eof"]) { if($sock_status["eof"]) {
// the socket is valid but we are not connected // the socket is valid but we are not connected
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> NOTICE:" . $this->CRLF . "EOF caught while checking if connected"; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> NOTICE:" . $this->CRLF . "EOF caught while checking if connected");
} }
$this->Close(); $this->Close();
return false; return false;
@ -338,7 +342,7 @@ class SMTP {
$code = substr($rply,0,3); $code = substr($rply,0,3);
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $rply . $this->CRLF );
} }
if($code != 354) { if($code != 354) {
@ -347,7 +351,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -379,7 +383,7 @@ class SMTP {
$field = substr($lines[0],0,strpos($lines[0],":")); $field = substr($lines[0],0,strpos($lines[0],":"));
$in_headers = false; $in_headers = false;
if(!empty($field) && !strstr($field," ")) { if(!empty($field) && strpos($field," ")===false) {
$in_headers = true; $in_headers = true;
} }
@ -429,10 +433,32 @@ class SMTP {
fputs($this->smtp_conn, $this->CRLF . "." . $this->CRLF); fputs($this->smtp_conn, $this->CRLF . "." . $this->CRLF);
$rply = $this->get_lines(); $rply = $this->get_lines();
# if the server is slow try to get an answer within 30 seconds
$timeout_counter = 0;
while(($rply=="") && ($timeout_counter<30))
{
$timeout_counter+=1;
sleep(1);
$rply = $this->get_lines();
}
# still no response to our data -> fail!
if($rply=="")
{
$this->error = array("error" => "timeout from server after data sent.",
"smtp_code" => 0,
"smtp_msg" => "(nothing)");
if($this->do_debug >= 1) {
error_log(__METHOD__."->". "SMTP -> ERROR: " . $this->error["error"] .
": " . $rply . $this->CRLF);
}
return false;
}
$code = substr($rply,0,3); $code = substr($rply,0,3);
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $rply . $this->CRLF );
} }
if($code != 250) { if($code != 250) {
@ -441,7 +467,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -497,7 +523,7 @@ class SMTP {
$code = substr($rply,0,3); $code = substr($rply,0,3);
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER: " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER: " . $rply . $this->CRLF );
} }
if($code != 250) { if($code != 250) {
@ -506,7 +532,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -546,7 +572,7 @@ class SMTP {
$code = substr($rply,0,3); $code = substr($rply,0,3);
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $rply . $this->CRLF );
} }
if($code != 250) { if($code != 250) {
@ -555,7 +581,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -583,13 +609,13 @@ class SMTP {
} }
// send the quit command to the server // send the quit command to the server
fputs($this->smtp_conn,"quit" . $this->CRLF); fputs($this->smtp_conn,"QUIT" . $this->CRLF);
// get any good-bye messages // get any good-bye messages
$byemsg = $this->get_lines(); $byemsg = $this->get_lines();
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $byemsg . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $byemsg . $this->CRLF );
} }
$rval = true; $rval = true;
@ -603,7 +629,7 @@ class SMTP {
"smtp_rply" => substr($byemsg,4)); "smtp_rply" => substr($byemsg,4));
$rval = false; $rval = false;
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $e["error"] . ": " . $byemsg . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $e["error"] . ": " . $byemsg . $this->CRLF );
} }
} }
@ -641,7 +667,7 @@ class SMTP {
$code = substr($rply,0,3); $code = substr($rply,0,3);
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $rply . $this->CRLF );
} }
if($code != 250 && $code != 251) { if($code != 250 && $code != 251) {
@ -650,7 +676,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -684,7 +710,7 @@ class SMTP {
$code = substr($rply,0,3); $code = substr($rply,0,3);
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $rply . $this->CRLF );
} }
if($code != 250) { if($code != 250) {
@ -693,7 +719,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -732,7 +758,7 @@ class SMTP {
$code = substr($rply,0,3); $code = substr($rply,0,3);
if($this->do_debug >= 2) { if($this->do_debug >= 2) {
echo "SMTP -> FROM SERVER:" . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> FROM SERVER:" . $rply . $this->CRLF );
} }
if($code != 250) { if($code != 250) {
@ -741,7 +767,7 @@ class SMTP {
"smtp_code" => $code, "smtp_code" => $code,
"smtp_msg" => substr($rply,4)); "smtp_msg" => substr($rply,4));
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> ERROR: " . $this->error["error"] . ": " . $rply . $this->CRLF );
} }
return false; return false;
} }
@ -765,7 +791,7 @@ class SMTP {
$this->error = array("error" => "This method, TURN, of the SMTP ". $this->error = array("error" => "This method, TURN, of the SMTP ".
"is not implemented"); "is not implemented");
if($this->do_debug >= 1) { if($this->do_debug >= 1) {
echo "SMTP -> NOTICE: " . $this->error["error"] . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> NOTICE: " . $this->error["error"] . $this->CRLF );
} }
return false; return false;
} }
@ -796,12 +822,12 @@ class SMTP {
$data = ""; $data = "";
while($str = @fgets($this->smtp_conn,515)) { while($str = @fgets($this->smtp_conn,515)) {
if($this->do_debug >= 4) { if($this->do_debug >= 4) {
echo "SMTP -> get_lines(): \$data was \"$data\"" . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> get_lines(): \$data was \"$data\"" . $this->CRLF );
echo "SMTP -> get_lines(): \$str is \"$str\"" . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> get_lines(): \$str is \"$str\"" . $this->CRLF );
} }
$data .= $str; $data .= $str;
if($this->do_debug >= 4) { if($this->do_debug >= 4) {
echo "SMTP -> get_lines(): \$data is \"$data\"" . $this->CRLF . '<br />'; error_log(__METHOD__.' Line:'.__LINE__."->". "SMTP -> get_lines(): \$data is \"$data\"" . $this->CRLF );
} }
// if 4th character is a space, we are done reading, break the loop // if 4th character is a space, we are done reading, break the loop
if(substr($str,3,1) == " ") { break; } if(substr($str,3,1) == " ") { break; }