function GetContent($part, &$attachments, $post_id, $poster, $config)
{
extract($config);
//global $charset, $encoding;
DebugEcho('----');
$meta_return = '';
if (property_exists($part, "ctype_primary")) {
DebugEcho("GetContent: primary= " . $part->ctype_primary . ", secondary = " . $part->ctype_secondary);
//DebugDump($part);
}
DecodeBase64Part($part);
//look for banned file names
if (property_exists($part, 'ctype_parameters') && is_array($part->ctype_parameters) && array_key_exists('name', $part->ctype_parameters)) {
if (isBannedFileName($part->ctype_parameters['name'], $banned_files_list)) {
return NULL;
}
}
if (property_exists($part, "ctype_primary") && $part->ctype_primary == "application" && $part->ctype_secondary == "octet-stream") {
if (property_exists($part, 'disposition') && $part->disposition == "attachment") {
//nothing
} else {
DebugEcho("GetContent: decoding application/octet-stream");
$mimeDecodedEmail = DecodeMIMEMail($part->body);
filter_PreferedText($mimeDecodedEmail, $prefer_text_type);
foreach ($mimeDecodedEmail->parts as $section) {
$meta_return .= GetContent($section, $attachments, $post_id, $poster, $config);
}
}
}
if (property_exists($part, "ctype_primary") && $part->ctype_primary == "multipart" && $part->ctype_secondary == "appledouble") {
DebugEcho("multipart appledouble");
$mimeDecodedEmail = DecodeMIMEMail("Content-Type: multipart/mixed; boundary=" . $part->ctype_parameters["boundary"] . "\n" . $part->body);
filter_PreferedText($mimeDecodedEmail, $prefer_text_type);
filter_AppleFile($mimeDecodedEmail);
foreach ($mimeDecodedEmail->parts as $section) {
$meta_return .= GetContent($section, $attachments, $post_id, $poster, $config);
}
} else {
$filename = "";
if (property_exists($part, 'ctype_parameters') && is_array($part->ctype_parameters) && array_key_exists('name', $part->ctype_parameters)) {
$filename = $part->ctype_parameters['name'];
} elseif (property_exists($part, 'd_parameters') && is_array($part->d_parameters) && array_key_exists('filename', $part->d_parameters)) {
$filename = $part->d_parameters['filename'];
}
$filename = sanitize_file_name($filename);
$fileext = strtolower(pathinfo($filename, PATHINFO_EXTENSION));
DebugEcho("GetContent: file name '{$filename}'");
DebugEcho("GetContent: extension '{$fileext}'");
$mimetype_primary = "";
$mimetype_secondary = "";
if (property_exists($part, "ctype_primary")) {
$mimetype_primary = strtolower($part->ctype_primary);
}
if (property_exists($part, "ctype_secondary")) {
$mimetype_secondary = strtolower($part->ctype_secondary);
}
$typeinfo = wp_check_filetype($filename);
//DebugDump($typeinfo);
if (!empty($typeinfo['type'])) {
DebugEcho("GetContent: secondary lookup found " . $typeinfo['type']);
$mimeparts = explode('/', strtolower($typeinfo['type']));
$mimetype_primary = $mimeparts[0];
$mimetype_secondary = $mimeparts[1];
} else {
DebugEcho("GetContent: secondary lookup failed, checking configured extensions");
if (in_array($fileext, $audiotypes)) {
DebugEcho("GetContent: found audio extension");
$mimetype_primary = 'audio';
$mimetype_secondary = $fileext;
} elseif (in_array($fileext, array_merge($video1types, $video2types))) {
DebugEcho("GetContent: found video extension");
$mimetype_primary = 'video';
$mimetype_secondary = $fileext;
} else {
DebugEcho("GetContent: found no extension");
}
}
DebugEcho("GetContent: mimetype {$mimetype_primary}/{$mimetype_secondary}");
switch ($mimetype_primary) {
case 'multipart':
DebugEcho("multipart: " . count($part->parts));
//DebugDump($part);
filter_PreferedText($part, $prefer_text_type);
foreach ($part->parts as $section) {
//DebugDump($section->headers);
$meta_return .= GetContent($section, $attachments, $post_id, $poster, $config);
}
break;
case 'text':
DebugEcho("ctype_primary: text");
//DebugDump($part);
$charset = "";
if (property_exists($part, 'ctype_parameters') && array_key_exists('charset', $part->ctype_parameters) && !empty($part->ctype_parameters['charset'])) {
$charset = $part->ctype_parameters['charset'];
DebugEcho("charset: {$charset}");
}
$encoding = "";
if (array_key_exists('content-transfer-encoding', $part->headers) && !empty($part->headers['content-transfer-encoding'])) {
$encoding = $part->headers['content-transfer-encoding'];
DebugEcho("encoding: {$encoding}");
}
if (array_key_exists('content-transfer-encoding', $part->headers)) {
//DebugDump($part);
$part->body = HandleMessageEncoding($encoding, $charset, $part->body, $message_encoding, $message_dequote);
if (!empty($charset)) {
$part->ctype_parameters['charset'] = "";
//reset so we don't double decode
}
//DebugDump($part);
}
if (array_key_exists('disposition', $part) && $part->disposition == 'attachment') {
DebugEcho("text Attachement: {$filename}");
if (!preg_match('/ATT\\d\\d\\d\\d\\d.txt/i', $filename)) {
$file_id = postie_media_handle_upload($part, $post_id, $poster, $generate_thumbnails);
if (!is_wp_error($file_id)) {
$file = wp_get_attachment_url($file_id);
$icon = chooseAttachmentIcon($file, $mimetype_primary, $mimetype_secondary, $icon_set, $icon_size);
$attachments["html"][$filename] = "<a href='{$file}'>" . $icon . $filename . '</a>' . "\n";
DebugEcho("text attachment: adding '{$filename}'");
} else {
LogInfo($file_id->get_error_message());
}
} else {
DebugEcho("text attachment: skipping '{$filename}'");
}
} else {
//go through each sub-section
if ($mimetype_secondary == 'enriched') {
//convert enriched text to HTML
DebugEcho("enriched");
$meta_return .= filter_Etf2HTML($part->body) . "\n";
} elseif ($mimetype_secondary == 'html') {
//strip excess HTML
DebugEcho("html");
$meta_return .= filter_CleanHtml($part->body) . "\n";
} elseif ($mimetype_secondary == 'plain') {
DebugEcho("plain text");
//DebugDump($part);
DebugEcho("body text");
if ($allow_html_in_body) {
DebugEcho("html allowed");
$meta_return .= $part->body;
//$meta_return = "<div>$meta_return</div>\n";
} else {
DebugEcho("html not allowed (htmlentities)");
$meta_return .= htmlentities($part->body);
}
$meta_return = filter_StripPGP($meta_return);
//DebugEcho("meta return: $meta_return");
} else {
DebugEcho("text Attachement wo disposition: {$filename}");
$file_id = postie_media_handle_upload($part, $post_id, $poster);
if (!is_wp_error($file_id)) {
$file = wp_get_attachment_url($file_id);
$icon = chooseAttachmentIcon($file, $mimetype_primary, $mimetype_secondary, $icon_set, $icon_size);
$attachments["html"][$filename] = "<a href='{$file}'>" . $icon . $filename . '</a>' . "\n";
} else {
LogInfo($file_id->get_error_message());
}
}
}
break;
case 'image':
DebugEcho("image Attachement: {$filename}");
$file_id = postie_media_handle_upload($part, $post_id, $poster, $generate_thumbnails);
if (!is_wp_error($file_id)) {
//featured image logic
//set the first image we come across as the featured image
DebugEcho("has_post_thumbnail: " . has_post_thumbnail($post_id));
//DebugEcho("get_the_post_thumbnail: " .get_the_post_thumbnail($post_id));
if ($featured_image && !has_post_thumbnail($post_id)) {
DebugEcho("featured image: {$file_id}");
set_post_thumbnail($post_id, $file_id);
}
$file = wp_get_attachment_url($file_id);
$cid = "";
if (array_key_exists('content-id', $part->headers)) {
$cid = trim($part->headers["content-id"], "<>");
DebugEcho("found cid: {$cid}");
}
$the_post = get_post($file_id);
$attachments["html"][$filename] = parseTemplate($file_id, $mimetype_primary, $imagetemplate, $filename);
if ($cid) {
$attachments["cids"][$cid] = array($file, count($attachments["html"]) - 1);
DebugEcho("CID Attachement: {$cid}");
}
} else {
LogInfo("image error: " . $file_id->get_error_message());
}
break;
case 'audio':
//DebugDump($part->headers);
DebugEcho("audio Attachement: {$filename}");
$file_id = postie_media_handle_upload($part, $post_id, $poster, $generate_thumbnails);
if (!is_wp_error($file_id)) {
$file = wp_get_attachment_url($file_id);
$cid = "";
if (array_key_exists('content-id', $part->headers)) {
$cid = trim($part->headers["content-id"], "<>");
DebugEcho("audio Attachement cid: {$cid}");
}
if (in_array($fileext, $audiotypes)) {
DebugEcho("using audio template: {$mimetype_secondary}");
$audioTemplate = $audiotemplate;
} else {
DebugEcho("using default audio template: {$mimetype_secondary}");
$icon = chooseAttachmentIcon($file, $mimetype_primary, $mimetype_secondary, $icon_set, $icon_size);
$audioTemplate = '<a href="{FILELINK}">' . $icon . '{FILENAME}</a>';
}
$attachments["html"][$filename] = parseTemplate($file_id, $mimetype_primary, $audioTemplate, $filename);
} else {
LogInfo("audio error: " . $file_id->get_error_message());
}
break;
case 'video':
DebugEcho("video Attachement: {$filename}");
$file_id = postie_media_handle_upload($part, $post_id, $poster, $generate_thumbnails);
if (!is_wp_error($file_id)) {
$file = wp_get_attachment_url($file_id);
$cid = "";
if (array_key_exists('content-id', $part->headers)) {
$cid = trim($part->headers["content-id"], "<>");
DebugEcho("video Attachement cid: {$cid}");
}
//DebugDump($part);
if (in_array($fileext, $video1types)) {
DebugEcho("using video1 template: {$fileext}");
$videoTemplate = $video1template;
} elseif (in_array($fileext, $video2types)) {
DebugEcho("using video2 template: {$fileext}");
$videoTemplate = $video2template;
} else {
DebugEcho("using default template: {$fileext}");
$icon = chooseAttachmentIcon($file, $mimetype_primary, $mimetype_secondary, $icon_set, $icon_size);
$videoTemplate = '<a href="{FILELINK}">' . $icon . '{FILENAME}</a>';
}
$attachments["html"][$filename] = parseTemplate($file_id, $mimetype_primary, $videoTemplate, $filename);
//echo "videoTemplate = $videoTemplate\n";
} else {
LogInfo($file_id->get_error_message());
}
break;
default:
DebugEcho("found file type: " . $mimetype_primary);
if (in_array($mimetype_primary, $supported_file_types)) {
//pgp signature - then forget it
if ($mimetype_secondary == 'pgp-signature') {
DebugEcho("found pgp-signature - done");
break;
}
$file_id = postie_media_handle_upload($part, $post_id, $poster, $generate_thumbnails);
if (!is_wp_error($file_id)) {
$file = wp_get_attachment_url($file_id);
DebugEcho("uploaded {$file_id} ({$file})");
$icon = chooseAttachmentIcon($file, $mimetype_primary, $mimetype_secondary, $icon_set, $icon_size);
DebugEcho("default: {$icon} {$filename}");
$attachments["html"][$filename] = parseTemplate($file_id, $mimetype_primary, $generaltemplate, $filename, $icon);
if (array_key_exists('content-id', $part->headers)) {
$cid = trim($part->headers["content-id"], "<>");
if ($cid) {
$attachments["cids"][$cid] = array($file, count($attachments["html"]) - 1);
}
} else {
DebugEcho("No content-id");
}
} else {
LogInfo($file_id->get_error_message());
}
} else {
DebugEcho("Not in supported filetype list");
DebugDump($supported_file_types);
}
break;
}
}
DebugEcho("meta_return: " . substr($meta_return, 0, 500));
DebugEcho("====");
return $meta_return;
}
/**
*This function handles finding and setting the correct subject
* @return array - (subject,content)
*/
function GetSubject(&$mimeDecodedEmail, &$content)
{
$config = GetConfig();
//assign the default title/subject
if ($mimeDecodedEmail->headers['subject'] == NULL) {
if ($config["ALLOW_SUBJECT_IN_MAIL"]) {
list($subject, $content) = ParseInMessageSubject($content);
} else {
$subject = $config["DEFAULT_TITLE"];
}
$mimeDecodedEmail->headers['subject'] = $subject;
} else {
$subject = $mimeDecodedEmail->headers['subject'];
HandleMessageEncoding($mimeDecodedEmail->headers["content-transfer-encoding"], $mimeDecodedEmail->ctype_parameters["charset"], $subject);
if (!$config["ALLOW_HTML_IN_SUBJECT"]) {
$subject = htmlentities($subject);
}
}
//This is for ISO-2022-JP - Can anyone confirm that this is still neeeded?
// escape sequence is 'ESC $ B' == 1b 24 42 hex.
if (strpos($subject, "\$B") !== false) {
// found iso-2022-jp escape sequence in subject... convert!
$subject = iconv("ISO-2022-JP//TRANSLIT", "UTF-8", $subject);
}
return $subject;
}
/**
*This function handles finding and setting the correct subject
* @return array - (subject,content)
*/
function GetSubject(&$mimeDecodedEmail, &$content, $config)
{
global $charset;
//assign the default title/subject
if ($mimeDecodedEmail->headers['subject'] == NULL) {
if ($config["ALLOW_SUBJECT_IN_MAIL"]) {
list($subject, $content) = ParseInMessageSubject($content, $config['DEFAULT_TITLE']);
} else {
$subject = $config["DEFAULT_TITLE"];
}
$mimeDecodedEmail->headers['subject'] = $subject;
} else {
$subject = $mimeDecodedEmail->headers['subject'];
if ($mimeDecodedEmail->headers["content-transfer-encoding"] != '') {
$encoding = $mimeDecodedEmail->headers["content-transfer-encoding"];
} else {
if ($mimeDecodedEmail->ctype_parameters["content-transfer-encoding"] != '') {
$encoding = $mimeDecodedEmail->ctype_parameters["content-transfer-encoding"];
} else {
$encoding = '7bit';
}
}
if (function_exists(imap_mime_header_decode)) {
$subject = '';
//$elements=imap_mime_header_decode($mimeDecodedEmail->headers['subject']);
//$text = "=?utf-8?b?w6XDpMO2?= unicode";
$text = $mimeDecodedEmail->headers['subject'];
//$text="test emails with ISO 8859-2 cahracters ąęśćółńżźĄĘŚÓŁŃŻŹ";
//echo "text='$text'\n";
$elements = imap_mime_header_decode($text);
for ($i = 0; $i < count($elements); $i++) {
$thischarset = $elements[$i]->charset;
if ($thischarset == 'default') {
$thischarset = $charset;
}
//echo "Charset: {$thischarset}\n";
//echo "Text: ". utf8_encode($elements[$i]->text). "\n\n";
$subject .= HandleMessageEncoding($encoding, $thischarset, $elements[$i]->text, $config['MESSAGE_ENCODING'], $config['MESSAGE_DEQUOTE']);
//echo "subject=$subject\n";
}
//echo "now subject= $subject\n";
//if ($element->charset!='') {
//$charset = $element[0]->charset;
//echo "charset='$charset'\n";
// }
}
if (!$config["ALLOW_HTML_IN_SUBJECT"]) {
$subject = htmlentities($subject);
}
}
//This is for ISO-2022-JP - Can anyone confirm that this is still neeeded?
// escape sequence is 'ESC $ B' == 1b 24 42 hex.
if (strpos($subject, "\$B") !== false) {
// found iso-2022-jp escape sequence in subject... convert!
$subject = iconv("ISO-2022-JP//TRANSLIT", "UTF-8", $subject);
}
return $subject;
}
function testHandleMessageEncoding()
{
$e = HandleMessageEncoding('quoted-printable', 'iso-8859-7', '<span style=3D"font-family:arial,sans-serif;font-size:13px">ABC=C3=C4=CEABC=</span><br>');
$this->assertEquals('<span style="font-family:arial,sans-serif;font-size:13px">ABCΓΔΞABC=</span><br>', $e);
}
