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[banana.git] / banana / post.inc.php
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1eed39ee 1<?php
1eed39ee 2/********************************************************************************
3* include/posts.inc.php : class for posts
4* -----------------------
5*
6* This file is part of the banana distribution
7* Copyright: See COPYING files that comes with this distribution
8********************************************************************************/
9
10/** class for posts
11 */
12
d4c19591 13class BananaPost
14{
b9ea5b30 15 var $id;
e785d91c 16 /** headers */
17 var $headers;
18 /** body */
19 var $body;
8f6f50fb 20 /** formating */
21 var $messages;
d43ebde4 22 /** attachment */
23 var $pj;
01681efd 24 /** poster name */
25 var $name;
1eed39ee 26
e785d91c 27 /** constructor
e785d91c 28 * @param $_id STRING MSGNUM or MSGID (a group should be selected in this case)
29 */
2dbc0167 30 function BananaPost($_id)
d4c19591 31 {
2dbc0167 32 global $banana;
8f6f50fb 33 $this->id = $_id;
34 $this->pj = array();
35 $this->messages = array();
2dbc0167 36 $this->_header();
01681efd 37
8d99c683 38 if ($body = $banana->nntp->body($_id)) {
39 $this->body = join("\n", $body);
40 } else {
41 return ($this = null);
42 }
01681efd 43
44 if (isset($this->headers['content-transfer-encoding'])) {
45 if (preg_match("/base64/", $this->headers['content-transfer-encoding'])) {
46 $this->body = base64_decode($this->body);
47 } elseif (preg_match("/quoted-printable/", $this->headers['content-transfer-encoding'])) {
48 $this->body = quoted_printable_decode($this->body);
49 }
e785d91c 50 }
01681efd 51
d43ebde4 52 if (preg_match("@multipart/([^;]+);@", $this->headers['content-type'], $mpart_type)) {
53 preg_match("/boundary=\"?([^ \"]+)\"?/", $this->headers['content-type'], $mpart_boundary);
d38804c3 54 $this->_split_multipart($mpart_type[1], $mpart_boundary[1]);
c42efe2f 55 } else {
c6a522df 56 if (preg_match('!charset=([^;]*)\s*(;|$)!', $this->headers['content-type'], $matches)) {
57 $this->body = iconv($matches[1], 'utf-8', $this->body);
58 } else {
59 $this->body = utf8_encode($this->body);
60 }
e785d91c 61 }
1eed39ee 62 }
1eed39ee 63
d43ebde4 64 /** split multipart messages
65 * @param $type STRING multipart type description
66 * @param $boundary STRING multipart boundary identification string
67 */
d38804c3 68 function _split_multipart($type, $boundary)
d43ebde4 69 {
d43ebde4 70 $parts = preg_split("/\n--$boundary(--|\n)/", $this->body);
71 foreach ($parts as $part) {
d38804c3 72 $part = $this->_get_part($part);
d43ebde4 73 $local_header = $part['headers'];
74 $local_body = $part['body'];
75 if (isset($local_header['content-disposition']) && preg_match("/attachment/", $local_header['content-disposition'])) {
d38804c3 76 $this->_add_attachment($part);
8f6f50fb 77 } else if (isset($local_header['content-type']) && preg_match("@text/([^;]+);@", $local_header['content-type'], $format)) {
78 array_push($this->messages, $part);
c6a522df 79 }
d38804c3 80 }
c6a522df 81 $this->set_body_to_part(0);
d43ebde4 82 }
83
84 /** extract new headers from the part
85 * @param $part STRING part of a multipart message
86 */
d38804c3 87 function _get_part($part)
8f6f50fb 88 {
d43ebde4 89 global $banana;
90
91 $lines = split("\n", $part);
92 while (count($lines)) {
93 $line = array_shift($lines);
94 if ($line != "") {
95 list($hdr, $val) = split(":[ \t\r]*", $line, 2);
96 $hdr = strtolower($hdr);
97 if (in_array($hdr, $banana->parse_hdr)) {
98 $local_headers[$hdr] = $val;
99 }
100 } else {
101 break;
102 }
103 }
d43ebde4 104 return Array('headers' => $local_headers, 'body' => join("\n", $lines));
105 }
106
8f6f50fb 107 /** add an attachment
108 */
d38804c3 109 function _add_attachment($part)
8f6f50fb 110 {
d43ebde4 111 $local_header = $part['headers'];
112 $local_body = $part['body'];
113
114 if (!isset($local_header['content-transfer-encoding'])) {
8f6f50fb 115 return false;
d43ebde4 116 }
117
118 if (isset($local_header['content-disposition'])) {
119 if (preg_match("/attachment/", $local_header['content-disposition'])) {
120 preg_match("/filename=\"?([^\"]+)\"?/", $local_header['content-disposition'], $filename);
121 $filename = $filename[1];
122 }
123 }
124 if (!isset($filename)) {
125 $filename = "attachment".count($pj);
126 }
127
128 if (isset($local_header['content-type'])) {
129 if (preg_match("/^\\s*([^ ;]+);/", $local_header['content-type'], $mimetype)) {
130 $mimetype = $mimetype[1];
131 }
132 }
133 if (!isset($mimetype)) {
8f6f50fb 134 return false;
d43ebde4 135 }
136
137 array_push($this->pj, Array('MIME' => $mimetype,
138 'filename' => $filename,
139 'encoding' => strtolower($local_header['content-transfer-encoding']),
140 'data' => $local_body));
8f6f50fb 141 return true;
d43ebde4 142 }
143
d38804c3 144 /** return body in plain text (useful for messages without a text/plain part)
145 */
146 function get_body()
147 {
148 preg_match("@text/([^;]+);@", $this->headers['content-type'], $format);
149 if ($format[1] == 'plain') {
150 return $this->body;
151 }
5d133234 152 if ($format[1] == 'richtext') {
153 return htmlToPlainText(richtextToHtml($this->body));
154 } else {
155 return htmlToPlainText($this->body);
d38804c3 156 }
d38804c3 157 }
158
d43ebde4 159 /** decode an attachment
160 * @param pjid INT id of the attachment to decode
161 * @param action BOOL action to execute : true=view, false=download
162 */
8f6f50fb 163 function get_attachment($pjid, $action = false)
164 {
d43ebde4 165 if ($pjid >= count($this->pj)) {
166 return false;
167 } else {
168 $file = $this->pj[$pjid];
d38804c3 169 header('Content-Type: '.$file['MIME'].'; name="'.$file['filename'].'"');
d43ebde4 170 if (!$action) {
171 header('Content-Disposition: attachment; filename="'.$file['filename'].'"');
d38804c3 172 } else {
173 header('Content-Disposition: inline; filename="'.$file['filename'].'"');
174 }
d43ebde4 175 if ($file['encoding'] == 'base64') {
176 echo base64_decode($file['data']);
177 } else {
178 header('Content-Transfer-Encoding: '.$file['encoding']);
179 echo $file['data'];
180 }
181 return true;
182 }
183 }
184
8f6f50fb 185 /** set body to represent the given part
186 * @param partid INT index of the part in messages
187 */
188 function set_body_to_part($partid)
189 {
190 global $banana;
191
192 if (count($this->messages) == 0) {
193 return false;
194 }
195
196 $local_header = $this->messages[$partid]['headers'];
197 $this->body = $this->messages[$partid]['body'];
198 foreach ($banana->parse_hdr as $hdr) {
199 if (isset($local_header[$hdr])) {
200 $this->headers[$hdr] = $local_header[$hdr];
201 }
202 }
c6a522df 203
204 if (preg_match('!charset=([^;]*)\s*(;|$)!', $this->headers['content-type'], $matches)) {
205 $this->body = iconv($matches[1], 'utf-8', $this->body);
206 } else {
207 $this->body = utf8_encode($this->body);
208 }
8f6f50fb 209 return true;
210 }
211
2dbc0167 212 function _header()
01681efd 213 {
2dbc0167 214 global $banana;
b9ea5b30 215 $hdrs = $banana->nntp->head($this->id);
e785d91c 216 if (!$hdrs) {
217 $this = null;
218 return false;
219 }
01681efd 220
e785d91c 221 // parse headers
222 foreach ($hdrs as $line) {
223 if (preg_match("/^[\t\r ]+/", $line)) {
01681efd 224 $line = ($hdr=="X-Face"?"":" ").ltrim($line);
2dbc0167 225 if (in_array($hdr, $banana->parse_hdr)) {
01681efd 226 $this->headers[$hdr] .= $line;
e785d91c 227 }
228 } else {
229 list($hdr, $val) = split(":[ \t\r]*", $line, 2);
01681efd 230 $hdr = strtolower($hdr);
2dbc0167 231 if (in_array($hdr, $banana->parse_hdr)) {
01681efd 232 $this->headers[$hdr] = $val;
e785d91c 233 }
e785d91c 234 }
235 }
236 // decode headers
2dbc0167 237 foreach ($banana->hdecode as $hdr) {
01681efd 238 if (isset($this->headers[$hdr])) {
239 $this->headers[$hdr] = headerDecode($this->headers[$hdr]);
e785d91c 240 }
241 }
01681efd 242
243 $this->name = $this->headers['from'];
244 $this->name = preg_replace('/<[^ ]*>/', '', $this->name);
245 $this->name = trim($this->name);
1eed39ee 246 }
b9ea5b30 247
65d96b1f 248 function checkcancel()
249 {
b9ea5b30 250 if (function_exists('hook_checkcancel')) {
251 return hook_checkcancel($this->headers);
252 }
253 return ($this->headers['from'] == $_SESSION['name']." <".$_SESSION['mail'].">");
254 }
255
8f6f50fb 256 /** convert message to html
257 * @param partid INT id of the multipart message that must be displaid
258 */
c6a522df 259 function to_html($partid = -1)
65d96b1f 260 {
261 global $banana;
262
c6a522df 263 if (count($this->messages) > 1) {
264 if ($partid != -1) {
265 $this->set_body_to_part($partid);
266 } else {
267 // Select prefered text-format
268 foreach ($banana->body_mime as $mime) {
269 for ($id = 0 ; $id < count($this->messages) ; $id++) {
270 if (preg_match("@$mime@", $this->messages[$id]['headers']['content-type'])) {
271 $partid = $id;
272 $this->set_body_to_part($partid);
273 break;
274 }
275 }
276 if ($partid != -1) {
277 break;
278 }
279 }
280 if ($partid == -1) {
281 $partid = 0;
282 }
283 }
284 } else {
285 $partid = 0;
8f6f50fb 286 }
287
65d96b1f 288 $res = '<table class="bicol banana_msg" cellpadding="0" cellspacing="0">';
289 $res .= '<tr><th colspan="2">'._b_('En-têtes').'</th></tr>';
290
291 foreach ($banana->show_hdr as $hdr) {
292 if (isset($this->headers[$hdr])) {
293 $res2 = formatdisplayheader($hdr, $this->headers[$hdr]);
294 if ($res2) {
295 $res .= '<tr><td class="hdr">'.header_translate($hdr)."</td><td class='val'>$res2</td></tr>\n";
296 }
297 }
298 }
299
8f6f50fb 300 $res .= '<tr><th colspan="2">'._b_('Corps');
301 if (count($this->messages) > 1) {
302 for ($i = 0 ; $i < count($this->messages) ; $i++) {
303 if ($i == 0) {
304 $res .= ' : ';
305 } else {
306 $res .= ' . ';
307 }
308 preg_match("@text/([^;]+);@", $this->messages[$i]['headers']['content-type'], $format);
309 $format = textFormat_translate($format[1]);
310 if ($i != $partid) {
311 $res .= '<a href="?group='.$banana->state['group'].'&artid='.$this->id.'&part='.$i.'">'.$format.'</a>';
312 } else {
313 $res .= $format;
314 }
315 }
316 }
317 $res .= '</th></tr>';
318
319 preg_match("@text/([^;]+);@", $this->headers['content-type'], $format);
320 $format = $format[1];
e27ae1a3 321 $res .= '<tr><td colspan="2"';
8f6f50fb 322 if ($format == 'html') {
e27ae1a3 323 if (preg_match('@<body[^>]*bgcolor="?([#0-9a-f]+)"?[^>]*>@i', $this->body, $bgcolor)) {
324 $res .= ' bgcolor="'.$bgcolor[1].'"';
325 }
326 $res .= '>'.formatbody($this->body, $format);
8f6f50fb 327 } else {
e27ae1a3 328 $res .= '><pre>'.formatbody($this->body).'</pre>';
8f6f50fb 329 }
330 $res .= '</td></tr>';
d43ebde4 331
332 if (count($this->pj) > 0) {
333 $res .= '<tr><th colspan="2">'._b_('Pièces jointes').'</th></tr>';
334 $res .= '<tr><td colspan="2">';
335 $i = 0;
336 foreach ($this->pj as $file) {
337 $res .= $file['filename'].' ('.$file['MIME'].') : ';
338 $res .= '<a href="pj.php?group='.$banana->state['group'].'&artid='.$this->id.'&pj='.$i.'">télécharger</a>';
51e89e48 339 $res .= ' . <a href="pj.php?group='.$banana->state['group'].'&artid='.$this->id.'&pj='.$i.'&action=view" target="_blank">aperçu</a>';
d43ebde4 340 $res .= '<br/>';
341 $i++;
342 }
343 $res .= '</td></tr>';
344 }
65d96b1f 345
c6a522df 346 $res .= '<tr><th colspan="2">'._b_('Apercu').'</th></tr>';
65d96b1f 347 $ndx = $banana->spool->getndx($this->id);
348 $res .= '<tr><td class="thrd" colspan="2">'.$banana->spool->to_html($ndx-$banana->tbefore, $ndx+$banana->tafter, $ndx).'</td></tr>';
349
350 return $res.'</table>';
351 }
1eed39ee 352}
353
354?>
Banana