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mail : cut the long attachment filenames in headers with the correct encoding

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mail : manage correctely the double-quotes in filenames


git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@2936 bf3deb0d-5f1a-0410-827f-c0cc1f45334c
This commit is contained in:
Dominique Fournier
2016-07-21 07:47:56 +00:00
parent b98adaf6af
commit 9e922ac748
1 changed files with 45 additions and 3 deletions
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48
mail.php
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@@ -777,13 +777,29 @@ class mail
$this->sectionAddChild ($sectionIDMixed, $sectionID);
$finfo = new \finfo(FILEINFO_MIME);
$mimetype = $finfo->buffer($fileContent);
$this->addHeader ("Content-Type", "$mimetype; name=$name\n", $sectionID);
$this->addHeader ("Content-Type", "$mimetype; name=\"".
str_replace ("\"", "=22",
$this->encodeHeaderStringWithPosition ($name,
"quoted-printable",
strlen ("Content-Type: $mimetype; name=")))."\"\r\n",
$sectionID);
if ($inline === false)
$this->addHeader ("Content-Disposition", "attachment; filename=$name\r\n",
$this->addHeader ("Content-Disposition", "attachment; filename=\"".
str_replace ("\"", "=22",
$this->encodeHeaderStringWithPosition ($name,
"quoted-printable",
strlen ("Content-Disposition: attachment; ".
"filename="))).
"\"\r\n",
$sectionID);
else
{
$this->addHeader ("Content-Disposition", "inline; filename=$name\r\n",
$this->addHeader ("Content-Disposition", "inline; filename=".
str_replace ("\"", "=22",
$this->encodeHeaderStringWithPosition ($name,
"quoted-printable",
strlen ("Content-Disposition: inline; filename=")
))."\r\n",
$sectionID);
$contentID = $this->getMessageID ();
$this->addHeader ("Content-ID", "$contentID\r\n", $sectionID);
@@ -1393,6 +1409,32 @@ class mail
strlen ($header)+2);
}
/** Encode a header string not starting on first column. The number of chars
* need to be skipped is passed as argument. The function will correctely
* managethe associated carriage returns
* @param string $content The content to encode
* @param string $encoding The The encoding to use.
* The allowed encodings are "quoted-printable" or "base64"
* @param integer $blanks Initial blanks to be added on string
* @return string the content encoded by $encoding
*/
private function encodeHeaderStringWithPosition ($content, $encoding, $blanks)
{
$prefs = array ("input-charset" => "utf-8",
"output-charset" => "utf-8");
if ($encoding === "quoted-printable")
$prefs["scheme"] = "Q";
elseif ($encoding === "base64")
$prefs["scheme"] = "B";
else
throw new \Exception (_("Invalid encoding provided to ".
"encodeHeaderStringWithPosition"),
500);
return substr (iconv_mime_encode (str_repeat (" ", $blanks), $content,
$prefs),
$blanks+2);
}
/** Convert a From/To string to array. Manage multiple recipients
* Ex. : toto toto <toto@toto.com>, titi <titi@titi.com>
* array (array ("name"=>"toto toto", "mail"=>"toto@toto.com"),