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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 | /** attachment */ |
21 | var $pj; |
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22 | /** poster name */ |
23 | var $name; |
24 | |
25 | /** constructor |
26 | * @param $_id STRING MSGNUM or MSGID (a group should be selected in this case) |
27 | */ |
28 | function BananaPost($_id) |
29 | { |
30 | global $banana; |
31 | $this->id = $_id; |
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32 | $this->pj = array(); |
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33 | $this->_header(); |
34 | |
35 | if ($body = $banana->nntp->body($_id)) { |
36 | $this->body = join("\n", $body); |
37 | } else { |
38 | return ($this = null); |
39 | } |
40 | |
41 | if (isset($this->headers['content-transfer-encoding'])) { |
42 | if (preg_match("/base64/", $this->headers['content-transfer-encoding'])) { |
43 | $this->body = base64_decode($this->body); |
44 | } elseif (preg_match("/quoted-printable/", $this->headers['content-transfer-encoding'])) { |
45 | $this->body = quoted_printable_decode($this->body); |
46 | } |
47 | } |
48 | |
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49 | if (preg_match("@multipart/([^;]+);@", $this->headers['content-type'], $mpart_type)) { |
50 | preg_match("/boundary=\"?([^ \"]+)\"?/", $this->headers['content-type'], $mpart_boundary); |
51 | $this->split_multipart($mpart_type[1], $mpart_boundary[1]); |
52 | } |
53 | |
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54 | if (preg_match('!charset=([^;]*)\s*(;|$)!', $this->headers['content-type'], $matches)) { |
55 | $this->body = iconv($matches[1], 'utf-8', $this->body); |
56 | } else { |
57 | $this->body = utf8_encode($this->body); |
58 | } |
59 | } |
60 | |
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61 | /** split multipart messages |
62 | * @param $type STRING multipart type description |
63 | * @param $boundary STRING multipart boundary identification string |
64 | */ |
65 | function split_multipart($type, $boundary) |
66 | { |
67 | global $banana; |
68 | |
69 | $parts = preg_split("/\n--$boundary(--|\n)/", $this->body); |
70 | foreach ($parts as $part) { |
71 | $part = $this->get_part($part); |
72 | $local_header = $part['headers']; |
73 | $local_body = $part['body']; |
74 | if (isset($local_header['content-disposition']) && preg_match("/attachment/", $local_header['content-disposition'])) { |
75 | $this->add_attachment($part); |
76 | } else if (isset($local_header['content-type']) && preg_match("@text/@", $local_header['content-type'])) { |
77 | $this->body = $local_body; |
78 | foreach ($banana->parse_hdr as $hdr) { |
79 | if (isset($local_header[$hdr])) { |
80 | $this->headers[$hdr] = $local_header[$hdr]; |
81 | } |
82 | } |
83 | } |
84 | } |
85 | } |
86 | |
87 | /** extract new headers from the part |
88 | * @param $part STRING part of a multipart message |
89 | */ |
90 | function get_part($part) { |
91 | global $banana; |
92 | |
93 | $lines = split("\n", $part); |
94 | while (count($lines)) { |
95 | $line = array_shift($lines); |
96 | if ($line != "") { |
97 | list($hdr, $val) = split(":[ \t\r]*", $line, 2); |
98 | $hdr = strtolower($hdr); |
99 | if (in_array($hdr, $banana->parse_hdr)) { |
100 | $local_headers[$hdr] = $val; |
101 | } |
102 | } else { |
103 | break; |
104 | } |
105 | } |
106 | # echo join("\n", $lines)."<br/>------------------------------------<br/>"; |
107 | return Array('headers' => $local_headers, 'body' => join("\n", $lines)); |
108 | } |
109 | |
110 | function add_attachment($part) { |
111 | $local_header = $part['headers']; |
112 | $local_body = $part['body']; |
113 | |
114 | if (!isset($local_header['content-transfer-encoding'])) { |
115 | return; |
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)) { |
134 | return; |
135 | } |
136 | |
137 | array_push($this->pj, Array('MIME' => $mimetype, |
138 | 'filename' => $filename, |
139 | 'encoding' => strtolower($local_header['content-transfer-encoding']), |
140 | 'data' => $local_body)); |
141 | } |
142 | |
143 | /** decode an attachment |
144 | * @param pjid INT id of the attachment to decode |
145 | * @param action BOOL action to execute : true=view, false=download |
146 | */ |
147 | function get_attachment($pjid, $action = false) { |
148 | if ($pjid >= count($this->pj)) { |
149 | return false; |
150 | } else { |
151 | $file = $this->pj[$pjid]; |
152 | header('Content-Type: '.$file['MIME']); |
153 | if (!$action) { |
154 | header('Content-Disposition: attachment; filename="'.$file['filename'].'"'); |
155 | } |
156 | if ($file['encoding'] == 'base64') { |
157 | echo base64_decode($file['data']); |
158 | } else { |
159 | header('Content-Transfer-Encoding: '.$file['encoding']); |
160 | echo $file['data']; |
161 | } |
162 | return true; |
163 | } |
164 | } |
165 | |
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166 | function _header() |
167 | { |
168 | global $banana; |
169 | $hdrs = $banana->nntp->head($this->id); |
170 | if (!$hdrs) { |
171 | $this = null; |
172 | return false; |
173 | } |
174 | |
175 | // parse headers |
176 | foreach ($hdrs as $line) { |
177 | if (preg_match("/^[\t\r ]+/", $line)) { |
178 | $line = ($hdr=="X-Face"?"":" ").ltrim($line); |
179 | if (in_array($hdr, $banana->parse_hdr)) { |
180 | $this->headers[$hdr] .= $line; |
181 | } |
182 | } else { |
183 | list($hdr, $val) = split(":[ \t\r]*", $line, 2); |
184 | $hdr = strtolower($hdr); |
185 | if (in_array($hdr, $banana->parse_hdr)) { |
186 | $this->headers[$hdr] = $val; |
187 | } |
188 | } |
189 | } |
190 | // decode headers |
191 | foreach ($banana->hdecode as $hdr) { |
192 | if (isset($this->headers[$hdr])) { |
193 | $this->headers[$hdr] = headerDecode($this->headers[$hdr]); |
194 | } |
195 | } |
196 | |
197 | $this->name = $this->headers['from']; |
198 | $this->name = preg_replace('/<[^ ]*>/', '', $this->name); |
199 | $this->name = trim($this->name); |
200 | } |
201 | |
202 | function checkcancel() |
203 | { |
204 | if (function_exists('hook_checkcancel')) { |
205 | return hook_checkcancel($this->headers); |
206 | } |
207 | return ($this->headers['from'] == $_SESSION['name']." <".$_SESSION['mail'].">"); |
208 | } |
209 | |
210 | function to_html() |
211 | { |
212 | global $banana; |
213 | |
214 | $res = '<table class="bicol banana_msg" cellpadding="0" cellspacing="0">'; |
215 | $res .= '<tr><th colspan="2">'._b_('En-têtes').'</th></tr>'; |
216 | |
217 | foreach ($banana->show_hdr as $hdr) { |
218 | if (isset($this->headers[$hdr])) { |
219 | $res2 = formatdisplayheader($hdr, $this->headers[$hdr]); |
220 | if ($res2) { |
221 | $res .= '<tr><td class="hdr">'.header_translate($hdr)."</td><td class='val'>$res2</td></tr>\n"; |
222 | } |
223 | } |
224 | } |
225 | |
226 | $res .= '<tr><th colspan="2">'._b_('Corps').'</th></tr>'; |
227 | $res .= '<tr><td colspan="2"><pre>'.formatbody($this->body).'</pre></td></tr>'; |
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228 | |
229 | if (count($this->pj) > 0) { |
230 | $res .= '<tr><th colspan="2">'._b_('Pièces jointes').'</th></tr>'; |
231 | $res .= '<tr><td colspan="2">'; |
232 | $i = 0; |
233 | foreach ($this->pj as $file) { |
234 | $res .= $file['filename'].' ('.$file['MIME'].') : '; |
235 | $res .= '<a href="pj.php?group='.$banana->state['group'].'&artid='.$this->id.'&pj='.$i.'">télécharger</a>'; |
236 | if (preg_match("@(image|text)/@", $file['MIME'])) { |
237 | $res .= ' . <a href="pj.php?group='.$banana->state['group'].'&artid='.$this->id.'&pj='.$i.'&action=view">aperçu</a>'; |
238 | } |
239 | $res .= '<br/>'; |
240 | $i++; |
241 | } |
242 | $res .= '</td></tr>'; |
243 | } |
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244 | |
245 | $res .= '<tr><th colspan="2">'._b_('apercu').'</th></tr>'; |
246 | $ndx = $banana->spool->getndx($this->id); |
247 | $res .= '<tr><td class="thrd" colspan="2">'.$banana->spool->to_html($ndx-$banana->tbefore, $ndx+$banana->tafter, $ndx).'</td></tr>'; |
248 | |
249 | return $res.'</table>'; |
250 | } |
251 | } |
252 | |
253 | ?> |