78cd27b3 |
1 | <?php |
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 | |
13 | class BananaPost |
14 | { |
15 | var $id; |
16 | /** headers */ |
17 | var $headers; |
18 | /** body */ |
19 | var $body; |
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20 | /** formating */ |
21 | var $messages; |
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22 | /** attachment */ |
23 | var $pj; |
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24 | /** poster name */ |
25 | var $name; |
26 | |
27 | /** constructor |
28 | * @param $_id STRING MSGNUM or MSGID (a group should be selected in this case) |
29 | */ |
30 | function BananaPost($_id) |
31 | { |
32 | global $banana; |
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33 | $this->id = $_id; |
34 | $this->pj = array(); |
35 | $this->messages = array(); |
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36 | $this->_header(); |
37 | |
38 | if ($body = $banana->nntp->body($_id)) { |
39 | $this->body = join("\n", $body); |
40 | } else { |
41 | return ($this = null); |
42 | } |
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 | } |
50 | } |
51 | |
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52 | if (preg_match("@multipart/([^;]+);@", $this->headers['content-type'], $mpart_type)) { |
53 | preg_match("/boundary=\"?([^ \"]+)\"?/", $this->headers['content-type'], $mpart_boundary); |
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54 | $this->_split_multipart($mpart_type[1], $mpart_boundary[1]); |
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55 | } else { |
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56 | $this->_find_uuencode(); |
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57 | if (preg_match('!charset=([^;]*)\s*(;|$)!', $this->headers['content-type'], $matches)) { |
58 | $this->body = iconv($matches[1], 'utf-8', $this->body); |
59 | } else { |
60 | $this->body = utf8_encode($this->body); |
61 | } |
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62 | } |
63 | } |
64 | |
c3f19b42 |
65 | /** find and add uuencoded attachments |
66 | */ |
67 | function _find_uuencode() |
68 | { |
69 | if (preg_match_all('@\n(begin \d+ ([^\r\n]+)\r?(?:\n(?!end)[^\n]*)*\nend)@', $this->body, $matches, PREG_SET_ORDER)) { |
70 | foreach ($matches as $match) { |
71 | $mime = trim(exec('echo '.escapeshellarg($match[1]).' | uudecode -o /dev/stdout | file -bi -')); |
72 | if ($mime != 'application/x-empty') { |
73 | $this->body = str_replace($match[0], '', $this->body); |
74 | $body = $match[1]; |
75 | $header['content-type'] = $mime.'; name="'.$match[2].'"'; |
76 | $header['content-transfer-encoding'] = 'x-uuencode'; |
77 | $header['content-disposition'] = 'attachment; filename="'.$match[2].'"'; |
78 | $this->_add_attachment(Array('headers' => $header, 'body' => $body)); |
79 | } |
80 | } |
81 | } |
82 | } |
83 | |
7a0e2710 |
84 | /** split multipart messages |
85 | * @param $type STRING multipart type description |
86 | * @param $boundary STRING multipart boundary identification string |
87 | */ |
a529ea7b |
88 | function _split_multipart($type, $boundary) |
7a0e2710 |
89 | { |
7a0e2710 |
90 | $parts = preg_split("/\n--$boundary(--|\n)/", $this->body); |
91 | foreach ($parts as $part) { |
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92 | $part = $this->_get_part($part); |
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93 | $local_header = $part['headers']; |
94 | $local_body = $part['body']; |
95 | if (isset($local_header['content-disposition']) && preg_match("/attachment/", $local_header['content-disposition'])) { |
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96 | $this->_add_attachment($part); |
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97 | } else if (isset($local_header['content-type']) && preg_match("@text/([^;]+);@", $local_header['content-type'], $format)) { |
98 | array_push($this->messages, $part); |
cc43419f |
99 | } |
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100 | } |
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101 | $this->set_body_to_part(0); |
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102 | } |
103 | |
104 | /** extract new headers from the part |
105 | * @param $part STRING part of a multipart message |
106 | */ |
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107 | function _get_part($part) |
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108 | { |
7a0e2710 |
109 | global $banana; |
110 | |
111 | $lines = split("\n", $part); |
112 | while (count($lines)) { |
113 | $line = array_shift($lines); |
114 | if ($line != "") { |
115 | list($hdr, $val) = split(":[ \t\r]*", $line, 2); |
116 | $hdr = strtolower($hdr); |
117 | if (in_array($hdr, $banana->parse_hdr)) { |
118 | $local_headers[$hdr] = $val; |
119 | } |
120 | } else { |
121 | break; |
122 | } |
123 | } |
7a0e2710 |
124 | return Array('headers' => $local_headers, 'body' => join("\n", $lines)); |
125 | } |
126 | |
1f75b135 |
127 | /** add an attachment |
128 | */ |
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129 | function _add_attachment($part) |
1f75b135 |
130 | { |
7a0e2710 |
131 | $local_header = $part['headers']; |
132 | $local_body = $part['body']; |
133 | |
134 | if (!isset($local_header['content-transfer-encoding'])) { |
1f75b135 |
135 | return false; |
7a0e2710 |
136 | } |
137 | |
138 | if (isset($local_header['content-disposition'])) { |
139 | if (preg_match("/attachment/", $local_header['content-disposition'])) { |
140 | preg_match("/filename=\"?([^\"]+)\"?/", $local_header['content-disposition'], $filename); |
141 | $filename = $filename[1]; |
142 | } |
143 | } |
144 | if (!isset($filename)) { |
145 | $filename = "attachment".count($pj); |
146 | } |
147 | |
148 | if (isset($local_header['content-type'])) { |
149 | if (preg_match("/^\\s*([^ ;]+);/", $local_header['content-type'], $mimetype)) { |
150 | $mimetype = $mimetype[1]; |
151 | } |
152 | } |
153 | if (!isset($mimetype)) { |
1f75b135 |
154 | return false; |
7a0e2710 |
155 | } |
156 | |
157 | array_push($this->pj, Array('MIME' => $mimetype, |
158 | 'filename' => $filename, |
159 | 'encoding' => strtolower($local_header['content-transfer-encoding']), |
160 | 'data' => $local_body)); |
1f75b135 |
161 | return true; |
7a0e2710 |
162 | } |
163 | |
a529ea7b |
164 | /** return body in plain text (useful for messages without a text/plain part) |
165 | */ |
166 | function get_body() |
167 | { |
168 | preg_match("@text/([^;]+);@", $this->headers['content-type'], $format); |
169 | if ($format[1] == 'plain') { |
170 | return $this->body; |
171 | } |
aef14768 |
172 | if ($format[1] == 'richtext') { |
173 | return htmlToPlainText(richtextToHtml($this->body)); |
174 | } else { |
175 | return htmlToPlainText($this->body); |
a529ea7b |
176 | } |
a529ea7b |
177 | } |
178 | |
7a0e2710 |
179 | /** decode an attachment |
180 | * @param pjid INT id of the attachment to decode |
181 | * @param action BOOL action to execute : true=view, false=download |
182 | */ |
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183 | function get_attachment($pjid, $action = false) |
184 | { |
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185 | if ($pjid >= count($this->pj)) { |
186 | return false; |
187 | } else { |
188 | $file = $this->pj[$pjid]; |
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189 | header('Content-Type: '.$file['MIME'].'; name="'.$file['filename'].'"'); |
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190 | if (!$action) { |
191 | header('Content-Disposition: attachment; filename="'.$file['filename'].'"'); |
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192 | } else { |
193 | header('Content-Disposition: inline; filename="'.$file['filename'].'"'); |
194 | } |
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195 | if ($file['encoding'] == 'base64') { |
196 | echo base64_decode($file['data']); |
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197 | } else if ($file['encoding'] == 'x-uuencode') { |
198 | passthru('echo '.escapeshellarg($file['data']).' | uudecode -o /dev/stdout'); |
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199 | } else { |
200 | header('Content-Transfer-Encoding: '.$file['encoding']); |
201 | echo $file['data']; |
202 | } |
203 | return true; |
204 | } |
205 | } |
206 | |
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207 | /** set body to represent the given part |
208 | * @param partid INT index of the part in messages |
209 | */ |
210 | function set_body_to_part($partid) |
211 | { |
212 | global $banana; |
213 | |
214 | if (count($this->messages) == 0) { |
215 | return false; |
216 | } |
217 | |
218 | $local_header = $this->messages[$partid]['headers']; |
219 | $this->body = $this->messages[$partid]['body']; |
220 | foreach ($banana->parse_hdr as $hdr) { |
221 | if (isset($local_header[$hdr])) { |
222 | $this->headers[$hdr] = $local_header[$hdr]; |
223 | } |
224 | } |
cc43419f |
225 | |
226 | if (preg_match('!charset=([^;]*)\s*(;|$)!', $this->headers['content-type'], $matches)) { |
227 | $this->body = iconv($matches[1], 'utf-8', $this->body); |
228 | } else { |
229 | $this->body = utf8_encode($this->body); |
230 | } |
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231 | return true; |
232 | } |
233 | |
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234 | function _header() |
235 | { |
236 | global $banana; |
237 | $hdrs = $banana->nntp->head($this->id); |
238 | if (!$hdrs) { |
239 | $this = null; |
240 | return false; |
241 | } |
242 | |
243 | // parse headers |
244 | foreach ($hdrs as $line) { |
245 | if (preg_match("/^[\t\r ]+/", $line)) { |
246 | $line = ($hdr=="X-Face"?"":" ").ltrim($line); |
247 | if (in_array($hdr, $banana->parse_hdr)) { |
248 | $this->headers[$hdr] .= $line; |
249 | } |
250 | } else { |
251 | list($hdr, $val) = split(":[ \t\r]*", $line, 2); |
252 | $hdr = strtolower($hdr); |
253 | if (in_array($hdr, $banana->parse_hdr)) { |
254 | $this->headers[$hdr] = $val; |
255 | } |
256 | } |
257 | } |
258 | // decode headers |
259 | foreach ($banana->hdecode as $hdr) { |
260 | if (isset($this->headers[$hdr])) { |
261 | $this->headers[$hdr] = headerDecode($this->headers[$hdr]); |
262 | } |
263 | } |
264 | |
265 | $this->name = $this->headers['from']; |
266 | $this->name = preg_replace('/<[^ ]*>/', '', $this->name); |
267 | $this->name = trim($this->name); |
268 | } |
269 | |
270 | function checkcancel() |
271 | { |
272 | if (function_exists('hook_checkcancel')) { |
273 | return hook_checkcancel($this->headers); |
274 | } |
275 | return ($this->headers['from'] == $_SESSION['name']." <".$_SESSION['mail'].">"); |
276 | } |
277 | |
1f75b135 |
278 | /** convert message to html |
279 | * @param partid INT id of the multipart message that must be displaid |
280 | */ |
cc43419f |
281 | function to_html($partid = -1) |
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282 | { |
283 | global $banana; |
284 | |
cc43419f |
285 | if (count($this->messages) > 1) { |
286 | if ($partid != -1) { |
287 | $this->set_body_to_part($partid); |
288 | } else { |
289 | // Select prefered text-format |
290 | foreach ($banana->body_mime as $mime) { |
291 | for ($id = 0 ; $id < count($this->messages) ; $id++) { |
292 | if (preg_match("@$mime@", $this->messages[$id]['headers']['content-type'])) { |
293 | $partid = $id; |
294 | $this->set_body_to_part($partid); |
295 | break; |
296 | } |
297 | } |
298 | if ($partid != -1) { |
299 | break; |
300 | } |
301 | } |
302 | if ($partid == -1) { |
303 | $partid = 0; |
304 | } |
305 | } |
306 | } else { |
307 | $partid = 0; |
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308 | } |
309 | |
78cd27b3 |
310 | $res = '<table class="bicol banana_msg" cellpadding="0" cellspacing="0">'; |
311 | $res .= '<tr><th colspan="2">'._b_('En-têtes').'</th></tr>'; |
312 | |
313 | foreach ($banana->show_hdr as $hdr) { |
314 | if (isset($this->headers[$hdr])) { |
315 | $res2 = formatdisplayheader($hdr, $this->headers[$hdr]); |
316 | if ($res2) { |
317 | $res .= '<tr><td class="hdr">'.header_translate($hdr)."</td><td class='val'>$res2</td></tr>\n"; |
318 | } |
319 | } |
320 | } |
321 | |
1f75b135 |
322 | $res .= '<tr><th colspan="2">'._b_('Corps'); |
323 | if (count($this->messages) > 1) { |
324 | for ($i = 0 ; $i < count($this->messages) ; $i++) { |
325 | if ($i == 0) { |
326 | $res .= ' : '; |
327 | } else { |
328 | $res .= ' . '; |
329 | } |
330 | preg_match("@text/([^;]+);@", $this->messages[$i]['headers']['content-type'], $format); |
331 | $format = textFormat_translate($format[1]); |
332 | if ($i != $partid) { |
333 | $res .= '<a href="?group='.$banana->state['group'].'&artid='.$this->id.'&part='.$i.'">'.$format.'</a>'; |
334 | } else { |
335 | $res .= $format; |
336 | } |
337 | } |
338 | } |
339 | $res .= '</th></tr>'; |
340 | |
341 | preg_match("@text/([^;]+);@", $this->headers['content-type'], $format); |
342 | $format = $format[1]; |
4cc80c9a |
343 | $res .= '<tr><td colspan="2"'; |
1f75b135 |
344 | if ($format == 'html') { |
4cc80c9a |
345 | if (preg_match('@<body[^>]*bgcolor="?([#0-9a-f]+)"?[^>]*>@i', $this->body, $bgcolor)) { |
346 | $res .= ' bgcolor="'.$bgcolor[1].'"'; |
347 | } |
348 | $res .= '>'.formatbody($this->body, $format); |
1f75b135 |
349 | } else { |
4cc80c9a |
350 | $res .= '><pre>'.formatbody($this->body).'</pre>'; |
1f75b135 |
351 | } |
352 | $res .= '</td></tr>'; |
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353 | |
354 | if (count($this->pj) > 0) { |
355 | $res .= '<tr><th colspan="2">'._b_('Pièces jointes').'</th></tr>'; |
356 | $res .= '<tr><td colspan="2">'; |
357 | $i = 0; |
358 | foreach ($this->pj as $file) { |
359 | $res .= $file['filename'].' ('.$file['MIME'].') : '; |
360 | $res .= '<a href="pj.php?group='.$banana->state['group'].'&artid='.$this->id.'&pj='.$i.'">télécharger</a>'; |
a79e9a4f |
361 | $res .= ' . <a href="pj.php?group='.$banana->state['group'].'&artid='.$this->id.'&pj='.$i.'&action=view" target="_blank">aperçu</a>'; |
7a0e2710 |
362 | $res .= '<br/>'; |
363 | $i++; |
364 | } |
365 | $res .= '</td></tr>'; |
366 | } |
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367 | |
cc43419f |
368 | $res .= '<tr><th colspan="2">'._b_('Apercu').'</th></tr>'; |
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369 | $ndx = $banana->spool->getndx($this->id); |
370 | $res .= '<tr><td class="thrd" colspan="2">'.$banana->spool->to_html($ndx-$banana->tbefore, $ndx+$banana->tafter, $ndx).'</td></tr>'; |
371 | |
372 | return $res.'</table>'; |
373 | } |
374 | } |
375 | |
376 | ?> |