Commit | Line | Data |
---|---|---|
3ee590a9 | 1 | <?php |
2 | /******************************************************************************** | |
73d5bf46 | 3 | * include/misc.inc.php : Misc functions |
4 | * ------------------------- | |
5 | * | |
6 | * This file is part of the banana distribution | |
7 | * Copyright: See COPYING files that comes with this distribution | |
8 | ********************************************************************************/ | |
9 | ||
10 | /******************************************************************************** | |
2dbc0167 | 11 | * MISC |
73d5bf46 | 12 | */ |
13 | ||
0ca6e016 | 14 | function _b_($str) { return utf8_decode(dgettext('banana', utf8_encode($str))); } |
0a65ec9d | 15 | |
987299b4 | 16 | function to_entities($str) { |
6918d66a | 17 | require_once dirname(__FILE__).'/utf8.php'; |
987299b4 | 18 | return utf8entities(htmlentities($str, ENT_NOQUOTES, 'UTF-8')); |
382606fb PHM |
19 | } |
20 | ||
c42efe2f PHM |
21 | function is_utf8($s) { return iconv('utf-8', 'utf-8', $s) == $s; } |
22 | ||
8f6f50fb | 23 | function textFormat_translate($format) |
24 | { | |
25 | switch (strtolower($format)) { | |
26 | case 'plain': return _b_('Texte brut'); | |
27 | case 'richtext': return _b_('Texte enrichi'); | |
28 | case 'html': return _b_('HTML'); | |
29 | default: return $format; | |
30 | } | |
31 | } | |
32 | ||
33 | /******************************************************************************** | |
34 | * HTML STUFF | |
35 | * Taken from php.net | |
36 | */ | |
37 | ||
5d133234 | 38 | /** |
8f6f50fb | 39 | * @return string |
40 | * @param string | |
41 | * @desc Strip forbidden tags and delegate tag-source check to removeEvilAttributes() | |
42 | */ | |
43 | function removeEvilTags($source) | |
44 | { | |
73ab762c | 45 | $allowedTags = '<h1><b><i><a><ul><li><pre><hr><blockquote><img><br><font><p><small><big><sup><sub><code><em>'; |
8f6f50fb | 46 | $source = strip_tags($source, $allowedTags); |
47 | return preg_replace('/<(.*?)>/ie', "'<'.removeEvilAttributes('\\1').'>'", $source); | |
48 | } | |
49 | ||
50 | /** | |
51 | * @return string | |
52 | * @param string | |
53 | * @desc Strip forbidden attributes from a tag | |
54 | */ | |
55 | function removeEvilAttributes($tagSource) | |
56 | { | |
57 | $stripAttrib = 'javascript:|onclick|ondblclick|onmousedown|onmouseup|onmouseover|'. | |
58 | 'onmousemove|onmouseout|onkeypress|onkeydown|onkeyup'; | |
59 | return stripslashes(preg_replace("/$stripAttrib/i", '', $tagSource)); | |
60 | } | |
61 | ||
5d133234 | 62 | /** Convert html to plain text |
63 | */ | |
64 | function htmlToPlainText($res) | |
65 | { | |
73ab762c | 66 | $res = trim(html_entity_decode(strip_tags($res, '<br><p>'))); |
67 | $res = preg_replace("@</?(br|p)[^>]*>@i", "\n", $res); | |
e27ae1a3 | 68 | if (!is_utf8($res)) { |
69 | $res = utf8_encode($res); | |
70 | } | |
5d133234 | 71 | return $res; |
72 | } | |
73 | ||
74 | /******************************************************************************** | |
75 | * RICHTEXT STUFF | |
76 | */ | |
77 | ||
78 | /** Convert richtext to html | |
79 | */ | |
80 | function richtextToHtml($source) | |
81 | { | |
82 | $tags = Array('bold' => 'b', | |
83 | 'italic' => 'i', | |
84 | 'smaller' => 'small', | |
85 | 'bigger' => 'big', | |
86 | 'underline' => 'u', | |
87 | 'subscript' => 'sub', | |
88 | 'superscript' => 'sup', | |
89 | 'excerpt' => 'blockquote', | |
90 | 'paragraph' => 'p', | |
91 | 'nl' => 'br' | |
92 | ); | |
93 | ||
94 | // clean unsupported tags | |
95 | $protectedTags = '<signature><lt><comment><'.join('><', array_keys($tags)).'>'; | |
96 | $source = strip_tags($source, $protectedTags); | |
97 | ||
98 | // convert richtext tags to html | |
99 | foreach (array_keys($tags) as $tag) { | |
100 | $source = preg_replace('@(</?)'.$tag.'([^>]*>)@i', '\1'.$tags[$tag].'\2', $source); | |
101 | } | |
102 | ||
103 | // some special cases | |
104 | $source = preg_replace('@<signature>@i', '<br>-- <br>', $source); | |
105 | $source = preg_replace('@</signature>@i', '', $source); | |
106 | $source = preg_replace('@<lt>@i', '<', $source); | |
107 | $source = preg_replace('@<comment[^>]*>((?:[^<]|<(?!/comment>))*)</comment>@i', '<!-- \1 -->', $source); | |
108 | return removeEvilAttributes($source); | |
109 | } | |
110 | ||
73d5bf46 | 111 | /******************************************************************************** |
112 | * HEADER STUFF | |
113 | */ | |
114 | ||
dd7d1c59 | 115 | function _headerdecode($charset, $c, $str) { |
116 | $s = ($c == 'Q') ? quoted_printable_decode($str) : base64_decode($str); | |
117 | $s = iconv($charset, 'iso-8859-15', $s); | |
118 | return str_replace('_', ' ', $s); | |
119 | } | |
120 | ||
121 | function headerDecode($value) { | |
122 | $val = preg_replace('/(=\?[^?]*\?[BQ]\?[^?]*\?=) (=\?[^?]*\?[BQ]\?[^?]*\?=)/', '\1\2', $value); | |
123 | return preg_replace('/=\?([^?]*)\?([BQ])\?([^?]*)\?=/e', '_headerdecode("\1", "\2", "\3")', $val); | |
124 | } | |
125 | ||
9cf3f056 PHM |
126 | function headerEncode($value, $trim = 0) { |
127 | if ($trim) { | |
d752880f PHM |
128 | if (strlen($value) > $trim) { |
129 | $value = substr($value, 0, $trim) . "[...]"; | |
130 | } | |
9cf3f056 PHM |
131 | } |
132 | return "=?UTF-8?B?".base64_encode($value)."?="; | |
133 | } | |
134 | ||
e2cae7e3 | 135 | function header_translate($hdr) { |
d4c19591 | 136 | switch ($hdr) { |
0a65ec9d | 137 | case 'from': return _b_('De'); |
138 | case 'subject': return _b_('Sujet'); | |
139 | case 'newsgroups': return _b_('Forums'); | |
d4c19591 | 140 | case 'followup-to': return _b_('Suivi-à'); |
0a65ec9d | 141 | case 'date': return _b_('Date'); |
142 | case 'organization': return _b_('Organisation'); | |
143 | case 'references': return _b_('Références'); | |
d4c19591 | 144 | case 'x-face': return _b_('Image'); |
e2cae7e3 | 145 | default: |
559be3d6 | 146 | if (function_exists('hook_headerTranslate') |
147 | && $res = hook_headerTranslate($hdr)) { | |
148 | return $res; | |
2dbc0167 | 149 | } |
e2cae7e3 | 150 | return $hdr; |
151 | } | |
152 | } | |
153 | ||
2dbc0167 | 154 | function formatDisplayHeader($_header,$_text) { |
155 | global $banana; | |
156 | switch ($_header) { | |
157 | case "date": | |
158 | return formatDate($_text); | |
159 | ||
160 | case "followup-to": | |
161 | case "newsgroups": | |
162 | $res = ""; | |
163 | $groups = preg_split("/[\t ]*,[\t ]*/",$_text); | |
164 | foreach ($groups as $g) { | |
8d99c683 | 165 | $res.="<a href='?group=$g'>$g</a>, "; |
2dbc0167 | 166 | } |
167 | return substr($res,0, -2); | |
168 | ||
169 | case "from": | |
170 | return formatFrom($_text); | |
171 | ||
172 | case "references": | |
173 | $rsl = ""; | |
174 | $ndx = 1; | |
175 | $text = str_replace("><","> <",$_text); | |
176 | $text = preg_split("/[ \t]/",strtr($text,$banana->spool->ids)); | |
177 | $parents = preg_grep("/^\d+$/",$text); | |
178 | $p = array_pop($parents); | |
58d1740e | 179 | $par_ok = Array(); |
2dbc0167 | 180 | |
181 | while ($p) { | |
58d1740e | 182 | $par_ok[]=$p; |
2dbc0167 | 183 | $p = $banana->spool->overview[$p]->parent; |
184 | } | |
58d1740e | 185 | foreach (array_reverse($par_ok) as $p) { |
8d99c683 | 186 | $rsl .= "<a href=\"?group={$banana->spool->group}&artid=$p\">$ndx</a> "; |
2dbc0167 | 187 | $ndx++; |
188 | } | |
189 | return $rsl; | |
190 | ||
191 | case "x-face": | |
192 | return '<img src="xface.php?face='.base64_encode($_text).'" alt="x-face" />'; | |
193 | ||
194 | default: | |
559be3d6 | 195 | if (function_exists('hook_formatDisplayHeader') |
196 | && $res = hook_formatDisplayHeader($_header, $_text)) | |
197 | { | |
198 | return $res; | |
2dbc0167 | 199 | } |
200 | return htmlentities($_text); | |
201 | } | |
202 | } | |
203 | ||
73d5bf46 | 204 | /******************************************************************************** |
205 | * FORMATTING STUFF | |
206 | */ | |
207 | ||
e2cae7e3 | 208 | function formatDate($_text) { |
209 | return strftime("%A %d %B %Y, %H:%M (fuseau serveur)", strtotime($_text)); | |
210 | } | |
211 | ||
212 | function fancyDate($stamp) { | |
213 | $today = intval(time() / (24*3600)); | |
214 | $dday = intval($stamp / (24*3600)); | |
215 | ||
216 | if ($today == $dday) { | |
217 | $format = "%H:%M"; | |
218 | } elseif ($today == 1 + $dday) { | |
0a65ec9d | 219 | $format = _b_('hier')." %H:%M"; |
e2cae7e3 | 220 | } elseif ($today < 7 + $dday) { |
1248ebac | 221 | $format = '%a %H:%M'; |
e2cae7e3 | 222 | } else { |
223 | $format = '%a %e %b'; | |
224 | } | |
225 | return strftime($format, $stamp); | |
226 | } | |
227 | ||
dd7d1c59 | 228 | function formatFrom($text) { |
229 | # From: mark@cbosgd.ATT.COM | |
230 | # From: mark@cbosgd.ATT.COM (Mark Horton) | |
231 | # From: Mark Horton <mark@cbosgd.ATT.COM> | |
232 | $mailto = '<a href="mailto:'; | |
233 | ||
234 | $result = htmlentities($text); | |
235 | if (preg_match("/^([^ ]+)@([^ ]+)$/",$text,$regs)) { | |
236 | $result="$mailto{$regs[1]}@{$regs[2]}\">".htmlentities($regs[1]."@".$regs[2])."</a>"; | |
237 | } | |
238 | if (preg_match("/^([^ ]+)@([^ ]+) \((.*)\)$/",$text,$regs)) { | |
239 | $result="$mailto{$regs[1]}@{$regs[2]}\">".htmlentities($regs[3])."</a>"; | |
240 | } | |
241 | if (preg_match("/^\"?([^<>\"]+)\"? +<(.+)@(.+)>$/",$text,$regs)) { | |
242 | $result="$mailto{$regs[2]}@{$regs[3]}\">".htmlentities($regs[1])."</a>"; | |
243 | } | |
244 | return preg_replace("/\\\(\(|\))/","\\1",$result); | |
245 | } | |
246 | ||
f78f34d2 | 247 | function displayshortcuts($first = -1) { |
41cf00eb | 248 | global $banana; |
8d99c683 | 249 | extract($banana->state); |
250 | ||
559be3d6 | 251 | $res = '<div class="banana_scuts">'; |
8d99c683 | 252 | $res .= '[<a href="?">'._b_('Liste des forums').'</a>] '; |
253 | if (is_null($group)) { | |
4cc7f778 | 254 | return $res.'[<a href="?subscribe=1">'._b_('Abonnements').'</a>]</div>'; |
8d99c683 | 255 | } |
256 | ||
257 | $res .= "[<a href=\"?group=$group\">$group</a>] "; | |
258 | ||
259 | if (is_null($artid)) { | |
260 | $res .= "[<a href=\"?group=$group&action=new\">"._b_('Nouveau message')."</a>] "; | |
261 | if (sizeof($banana->spool->overview)>$banana->tmax) { | |
262 | $res .= '<br />'; | |
263 | $n = intval(log(count($banana->spool->overview), 10))+1; | |
264 | for ($ndx=1; $ndx <= sizeof($banana->spool->overview); $ndx += $banana->tmax) { | |
265 | if ($first==$ndx) { | |
266 | $fmt = "[%0{$n}u-%0{$n}u] "; | |
267 | } else { | |
268 | $fmt = "[<a href=\"?group=$group&first=$ndx\">%0{$n}u-%0{$n}u</a>] "; | |
f78f34d2 | 269 | } |
8d99c683 | 270 | $res .= sprintf($fmt, $ndx, min($ndx+$banana->tmax-1,sizeof($banana->spool->overview))); |
f78f34d2 | 271 | } |
8d99c683 | 272 | } |
273 | } else { | |
274 | $res .= "[<a href=\"?group=$group&artid=$artid&action=new\">" | |
275 | ._b_('Répondre')."</a>] "; | |
940ae667 | 276 | if ($banana->post && $banana->post->checkcancel()) { |
8d99c683 | 277 | $res .= "[<a href=\"?group=$group&artid=$artid&action=cancel\">" |
278 | ._b_('Annuler ce message')."</a>] "; | |
279 | } | |
f78f34d2 | 280 | } |
8d99c683 | 281 | return $res.'</div>'; |
f78f34d2 | 282 | } |
283 | ||
284 | /******************************************************************************** | |
285 | * FORMATTING STUFF : BODY | |
286 | */ | |
287 | ||
2dbc0167 | 288 | function wrap($text, $_prefix="") |
cced14b6 | 289 | { |
dd7d1c59 | 290 | $parts = preg_split("/\n-- ?\n/", $text); |
276debfc | 291 | if (count($parts) >1) { |
292 | $sign = "\n-- \n" . array_pop($parts); | |
293 | $text = join("\n-- \n", $parts); | |
3ee590a9 | 294 | } else { |
276debfc | 295 | $sign = ''; |
dd7d1c59 | 296 | $text = $text; |
3ee590a9 | 297 | } |
2dbc0167 | 298 | |
299 | global $banana; | |
300 | $length = $banana->wrap; | |
301 | $cmd = "echo ".escapeshellarg($text)." | perl -MText::Autoformat -e 'autoformat {left=>1, right=>$length, all=>1 };'"; | |
f8e23519 | 302 | exec($cmd, $result); |
3ee590a9 | 303 | |
f8e23519 | 304 | return $_prefix.join("\n$_prefix", $result).($_prefix ? '' : $sign); |
3ee590a9 | 305 | } |
306 | ||
8f6f50fb | 307 | function formatbody($_text, $format='plain') |
308 | { | |
309 | if ($format == 'html') { | |
e27ae1a3 | 310 | $res = '<br/>'.removeEvilTags($_text).'<br/>'; |
5d133234 | 311 | } else if ($format == 'richtext') { |
e27ae1a3 | 312 | $res = '<br/>'.richtextToHtml($_text).'<br/>'; |
5d133234 | 313 | $format = 'html'; |
8f6f50fb | 314 | } else { |
315 | $res = "\n\n" . to_entities(wrap($_text, ""))."\n\n"; | |
316 | } | |
dd7d1c59 | 317 | $res = preg_replace("/(<|>|")/", " \\1 ", $res); |
318 | $res = preg_replace('/(["\[])?((https?|ftp|news):\/\/[a-z@0-9.~%$£µ&i#\-+=_\/\?]*)(["\]])?/i', "\\1<a href=\"\\2\">\\2</a>\\4", $res); | |
319 | $res = preg_replace("/ (<|>|") /", "\\1", $res); | |
8f6f50fb | 320 | |
321 | if ($format == 'html') { | |
f5eb6c66 | 322 | $res = preg_replace("@(</p>)\n?-- \n?(<p[^>]*>|<br>)@", "\\1<br>-- \\2", $res); |
323 | $res = preg_replace("@<br>\n?-- \n?(<p[^>]*>)@", "<br>-- <br>\\2", $res); | |
324 | $parts = preg_split("@(:?<p[^>]*>\n?-- \n?</p>|<br[^>]*>\n?-- \n?<br>)@", $res); | |
325 | } else { | |
326 | $parts = preg_split("/\n-- ?\n/", $res); | |
8f6f50fb | 327 | } |
328 | ||
dd7d1c59 | 329 | if (count($parts) > 1) { |
f5eb6c66 | 330 | $sign = array_pop($parts); |
331 | if ($format == 'html') { | |
332 | $res = join('<br/>-- <br/>', $parts); | |
333 | $sign = '<hr style="width: 100%; margin: 1em 0em; " />'.$sign; | |
334 | } else { | |
335 | $res = join('\n-- \n', $parts); | |
336 | $sign = '</pre><hr style="width: 100%; margin: 1em 0em; " /><pre>'.$sign; | |
337 | } | |
338 | return $res.$sign; | |
dd7d1c59 | 339 | } else { |
340 | return $res; | |
341 | } | |
cced14b6 | 342 | } |
343 | ||
3ee590a9 | 344 | ?> |