2 /********************************************************************************
3 * include/posts.inc.php : class for posts
4 * -----------------------
6 * This file is part of the banana distribution
7 * Copyright: See COPYING files that comes with this distribution
8 ********************************************************************************/
30 * @param $_id STRING MSGNUM or MSGID (a group should be selected in this case)
32 function BananaPost($_id)
37 $this->messages
= array();
38 if (!$this->_header()) {
44 if ($body = $banana->nntp
->body($_id)) {
45 $this->body
= join("\n", $body);
51 if (isset($this->headers
['content-transfer-encoding'])) {
52 if (preg_match("/base64/", $this->headers
['content-transfer-encoding'])) {
53 $this->body
= base64_decode($this->body
);
54 } elseif (preg_match("/quoted-printable/", $this->headers
['content-transfer-encoding'])) {
55 $this->body
= quoted_printable_decode($this->body
);
59 if ($this->_split_multipart($this->headers
, $this->body
)) {
60 $this->set_body_to_part(0);
62 if(isset($mpart_type)) {
63 $this->_split_multipart($mpart_type[1], $mpart_boundary[1]);
65 $this->_find_uuencode();
66 $this->_fix_charset();
70 /** find and add uuencoded attachments
72 function _find_uuencode()
74 if (preg_match_all('@\n(begin \d+ ([^\r\n]+)\r?(?:\n(?!end)[^\n]*)*\nend)@', $this->body
, $matches, PREG_SET_ORDER
)) {
75 foreach ($matches as $match) {
76 $mime = trim(exec('echo '.escapeshellarg($match[1]).' | uudecode -o /dev/stdout | file -bi -'));
77 if ($mime != 'application/x-empty') {
78 $this->body
= trim(str_replace($match[0], '', $this->body
));
80 $header['content-type'] = $mime.'; name="'.$match[2].'"';
81 $header['content-transfer-encoding'] = 'x-uuencode';
82 $header['content-disposition'] = 'attachment; filename="'.$match[2].'"';
83 $this->_add_attachment(Array('headers' => $header, 'body' => $body));
89 /** split multipart messages
90 * @param $type STRING multipart type description
91 * @param $boundary STRING multipart boundary identification string
93 function _split_multipart($headers, $body)
95 if (!isset($headers['content-type'])
96 ||
!preg_match("@multipart/([^;]+);@", $headers['content-type'], $type)) {
100 preg_match("/boundary=\"?([^ \"]+)\"?/", $headers['content-type'], $boundary);
101 $boundary = $boundary[1];
103 $parts = preg_split("@\n--$boundary(--|\n)@", $body);
104 foreach ($parts as $part) {
105 $part = $this->_get_part($part);
106 $local_header = $part['headers'];
107 $local_body = $part['body'];
108 if (!$this->_split_multipart($local_header, $local_body)) {
109 $is_text = isset($local_header['content-type'])
110 && preg_match("@text/([^;]+);@", $local_header['content-type'])
111 && (!isset($local_header['content-disposition'])
112 ||
!preg_match('@attachment@', $local_header['content-disposition']));
114 // alternative ==> multiple formats for messages
115 if ($type == 'alternative' && $is_text) {
116 array_push($this->messages
, $part);
118 // !alternative ==> une body, others are attachments
119 } else if ($is_text) {
120 if (count($this->messages
) == 0) {
121 $this->body
= $local_body;
122 foreach (array_keys($local_header) as $key) {
123 $this->header
[$key] = $local_header[$key];
125 array_push($this->messages
, $part);
127 $this->_add_attachment($part);
130 $this->_add_attachment($part);
137 /** extract new headers from the part
138 * @param $part STRING part of a multipart message
140 function _get_part($part)
144 $local_headers = Array();
145 $lines = split("\n", $part);
146 while (count($lines)) {
147 $line = array_shift($lines);
149 if (preg_match('@^[\t\r ]+@', $line) && isset($hdr)) {
150 $local_headers[$hdr] .= ' '.trim($line);
152 list($hdr, $val) = split(":[ \t\r]*", $line, 2);
153 $hdr = strtolower($hdr);
154 if (in_array($hdr, $banana->parse_hdr
)) {
155 $local_headers[$hdr] = $val;
162 $local_body = join("\n", $lines);
163 if (isset($local_headers['content-transfer-encoding'])
164 && preg_match("/quoted-printable/", $local_headers['content-transfer-encoding'])) {
165 $local_body = quoted_printable_decode($local_body);
167 return Array('headers' => $local_headers, 'body' => $local_body);
170 /** add an attachment
172 function _add_attachment($part)
174 $local_header = $part['headers'];
175 $local_body = $part['body'];
177 if ((isset($local_header['content-disposition']) && preg_match('/filename="?([^"]+)"?/', $local_header['content-disposition'], $filename))
178 ||
(isset($local_header['content-type']) && preg_match('/name="?([^"]+)"?/', $local_header['content-type'], $filename))) {
179 $filename = $filename[1];
181 if (!isset($filename)) {
182 $filename = "attachment" . count($this->pj
);
185 if (isset($local_header['content-type'])
186 && preg_match('/^\s*([^ ;]+);/', $local_header['content-type'], $mimetype)) {
187 $mimetype = $mimetype[1];
192 if (isset($local_header['content-id'])
193 && preg_match('/^\s*<([^> ]+)>/', $local_header['content-id'], $cid)) {
199 array_push($this->pj
, Array('MIME' => $mimetype,
200 'filename' => $filename,
201 'encoding' => strtolower($local_header['content-transfer-encoding']),
202 'data' => $local_body,
207 /** Fix body charset (convert body to utf8)
208 * @return false if failed
210 function _fix_charset()
212 if (preg_match('!charset="?([^;"]*)"?\s*(;|$)?!', $this->headers
['content-type'], $matches)) {
213 $body = iconv($matches[1], 'utf-8', $this->body
);
214 if (strlen($body) == 0) {
219 $this->body
= utf8_encode($this->body
);
224 /** return body in plain text (useful for messages without a text/plain part)
228 preg_match("@text/([^;]+);@", $this->headers
['content-type'], $format);
229 if ($format[1] == 'plain') {
232 if ($format[1] == 'richtext') {
233 return htmlToPlainText(richtextToHtml($this->body
));
235 return htmlToPlainText($this->body
);
239 /** return local url for the given cid
242 function find_attachment($cid)
246 foreach ($this->pj
as $pj) {
247 if ($pj['cid'] == $cid) {
248 return htmlentities(makeLink(Array('group' => $banana->state
['group'],
249 'artid' => $this->id
,
251 'action' => 'view')));
255 return 'cid:' . $cid;;
258 /** decode an attachment
259 * @param pjid INT id of the attachment to decode
260 * @param action BOOL action to execute : true=view, false=download
262 function get_attachment($pjid, $action = false
)
264 if ($pjid >= count($this->pj
)) {
267 $file = $this->pj
[$pjid];
268 header('Content-Type: '.$file['MIME'].'; name="'.$file['filename'].'"');
270 header('Content-Disposition: attachment; filename="'.$file['filename'].'"');
272 header('Content-Disposition: inline; filename="'.$file['filename'].'"');
274 if ($file['encoding'] == 'base64') {
275 echo base64_decode($file['data']);
276 } else if ($file['encoding'] == 'x-uuencode') {
277 passthru('echo '.escapeshellarg($file['data']).' | uudecode -o /dev/stdout');
279 header('Content-Transfer-Encoding: '.$file['encoding']);
286 /** set body to represent the given part
287 * @param partid INT index of the part in messages
289 function set_body_to_part($partid)
293 if (count($this->messages
) == 0) {
297 $local_header = $this->messages
[$partid]['headers'];
298 $this->body
= $this->messages
[$partid]['body'];
299 foreach ($banana->parse_hdr
as $hdr) {
300 if (isset($local_header[$hdr])) {
301 $this->headers
[$hdr] = $local_header[$hdr];
305 $this->_fix_charset();
312 $hdrs = $banana->nntp
->head($this->id
);
318 foreach ($hdrs as $line) {
319 if (preg_match("/^[\t\r ]+/", $line)) {
320 $line = ($hdr=="X-Face"?
"":" ").ltrim($line);
321 if (in_array($hdr, $banana->parse_hdr
)) {
322 $this->headers
[$hdr] .= $line;
325 list($hdr, $val) = split(":[ \t\r]*", $line, 2);
326 $hdr = strtolower($hdr);
327 if (in_array($hdr, $banana->parse_hdr
)) {
328 $this->headers
[$hdr] = $val;
333 foreach ($banana->hdecode
as $hdr) {
334 if (isset($this->headers
[$hdr])) {
335 $this->headers
[$hdr] = headerDecode($this->headers
[$hdr]);
339 $this->name
= $this->headers
['from'];
340 $this->name
= preg_replace('/<[^ ]*>/', '', $this->name
);
341 $this->name
= trim($this->name
);
345 function checkcancel()
347 if (function_exists('hook_checkcancel')) {
348 return hook_checkcancel($this->headers
);
350 if (!isset($_SESSION)) {
353 return ($this->headers
['from'] == $_SESSION['name'] . ' <' . $_SESSION['mail']. '>');
356 /** Make some links to browse the current newsgroup
361 $ret = '<div class="banana_menu">';
362 $actions = Array('prevThread' => Array('prev_thread', _b_('Discussion précédente')),
363 'prevPost' => Array('prev', _b_('Article précédent')),
364 'nextPost' => Array('next', _b_('Article suivant')),
365 'nextThread' => Array('next_thread', _b_('Discussion suivante')));
366 foreach ($actions as $method=>$params) {
367 $id = $banana->spool
->$method($this->id
);
369 $ret .= makeImgLink(Array('group' => $banana->state
['group'],
375 return $ret . '</div>';
378 /** convert message to html
379 * @param partid INT id of the multipart message that must be displaid
381 function to_html($partid = -1)
385 if (count($this->messages
) > 1) {
387 $this->set_body_to_part($partid);
389 // Select prefered text-format
390 foreach ($banana->body_mime
as $mime) {
391 for ($id = 0 ; $id < count($this->messages
) ; $id++
) {
392 if (preg_match("@$mime@", $this->messages
[$id]['headers']['content-type'])) {
394 $this->set_body_to_part($partid);
410 $res = '<table class="bicol banana_msg" cellpadding="0" cellspacing="0">';
411 $res .= '<tr><th colspan="2" class="subject">'
413 . '<div class="banana_action">'
414 . makeImgLink(Array('group' => $banana->state
['group'],
417 _b_('Nouveau message'))
418 . makeImgLink(Array('group' => $banana->state
['group'],
419 'artid' => $this->id
,
423 if ($this->checkCancel()) {
424 $res .= makeImgLink(Array('group' => $banana->state
['group'],
425 'artid' => $this->id
,
426 'action' => 'cancel'),
431 . formatDisplayHeader('subject', $this->headers
['subject'])
433 . '<tr class="pair"><td class="headers"><table cellpadding="0" cellspacing="0">';
436 foreach ($banana->show_hdr
as $hdr) {
437 if (isset($this->headers
[$hdr])) {
438 $res2 = formatdisplayheader($hdr, $this->headers
[$hdr]);
439 if ($res2 && ($hdr != 'x-face' ||
!$banana->formatxface
)) {
440 $res .= '<tr><td class="hdr">'.header_translate($hdr)."</td><td class='val'>$res2</td></tr>\n";
446 $res .= '</table></td><td class="xface">';
451 $res .= '</td></tr>';
453 if (count($this->messages
) > 1) {
454 $res .= '<tr><th colspan="2">';
455 for ($i = 0 ; $i < count($this->messages
) ; $i++
) {
459 preg_match("@text/([^;]+);@", $this->messages
[$i]['headers']['content-type'], $format);
460 $format = textFormat_translate($format[1]);
462 $res .= makeHREF(Array('group' => $banana->state
['group'],
463 'artid' => $this->id
,
470 $res .= '</th></tr>';
473 preg_match("@text/([^;]+);@", $this->headers
['content-type'], $format);
474 $format = $format[1];
475 $res .= '<tr class="impair"><td colspan="2" class="body"';
476 if ($format == 'html') {
477 if (preg_match('@<body[^>]*bgcolor="?([#0-9a-f]+)"?[^>]*>@i', $this->body
, $bgcolor)) {
478 $res .= ' bgcolor="'.$bgcolor[1].'"';
480 $this->body
= preg_replace('/cid:([^\'" ]+)/e', "find_attachment('\\1')", $this->body
);
481 $res .= '>'.formatbody($this->body
, $format);
483 $res .= '><pre>'.formatbody($this->body
).'</pre>';
485 $res .= '</td></tr>';
487 if (count($this->pj
) > 0) {
488 $res .= '<tr><th colspan="2">'._b_('Pièces jointes').'</th></tr>';
489 $res .= '<tr><td colspan="2">';
491 foreach ($this->pj
as $file) {
492 $res .= makeImgLink(Array('group' => $banana->state
['group'],
493 'artid' => $this->id
,
496 _b_('Télécharger')) . ' ';
497 $res .= makeImgLink(Array('group' => $banana->state
['group'],
498 'artid' => $this->id
,
503 $res .= ' ' . $file['filename'].' ('.$file['MIME'].')';
507 $res .= '</td></tr>';
510 $ndx = $banana->spool
->getndx($this->id
);
511 $res .= '<tr><td class="thrd" colspan="2">'
512 . $banana->spool
->to_html($ndx-$banana->tbefore
, $ndx+
$banana->tafter
, $ndx)
514 return $res.'</table>';
518 /** Wrapper for Post::find_attachment
520 function find_attachment($cid)
523 return $banana->post
->find_attachment($cid);
526 // vim:set et sw=4 sts=4 ts=4