Commit | Line | Data |
---|---|---|
7027794f | 1 | <?php |
2 | /******************************************************************************** | |
3 | * * banana/message.func.inc.php : function to display messages | |
4 | * * ------------------------ | |
5 | * * | |
6 | * * This file is part of the banana distribution | |
7 | * * Copyright: See COPYING files that comes with this distribution | |
8 | * ********************************************************************************/ | |
9 | ||
10 | require_once dirname(__FILE__) . '/mimepart.inc.php'; | |
11 | require_once dirname(__FILE__) . '/banana.inc.php'; | |
12 | ||
13 | // {{{ Plain Text Functions | |
14 | ||
15 | function banana_isFlowed($line) | |
16 | { | |
17 | return ctype_space(substr($line, -1)) && $line != '-- '; | |
18 | } | |
19 | ||
20 | function banana_removeQuotes($line, &$quote_level, $strict = true) | |
21 | { | |
22 | $quote_level = 0; | |
23 | if (empty($line)) { | |
24 | return ''; | |
25 | } | |
26 | while ($line{0} == '>') { | |
27 | $line = substr($line, 1); | |
28 | if (!$strict && ctype_space($line{0})) { | |
29 | $line = substr($line, 1); | |
30 | } | |
31 | $quote_level++; | |
32 | } | |
33 | if (ctype_space($line{0})) { | |
34 | $line = substr($line, 1); | |
35 | } | |
36 | return $line; | |
37 | } | |
38 | ||
39 | function banana_quote($line, $level, $mark = '>') | |
40 | { | |
41 | $lines = explode("\n", $line); | |
b18124be | 42 | $quote = str_repeat($mark, $level); |
7027794f | 43 | foreach ($lines as &$line) { |
b18124be | 44 | $line = $quote . $line; |
7027794f | 45 | } |
46 | return implode("\n", $lines); | |
47 | } | |
48 | ||
49 | function banana_unflowed($text) | |
50 | { | |
51 | $lines = explode("\n", $text); | |
52 | $text = ''; | |
53 | while (!is_null($line = array_shift($lines))) { | |
54 | $level = 0; | |
55 | $line = banana_removeQuotes($line, $level); | |
56 | while (banana_isFlowed($line)) { | |
57 | $lvl = 0; | |
b18124be | 58 | if (empty($lines)) { |
7027794f | 59 | break; |
60 | } | |
b18124be | 61 | $nl = $lines[0]; |
7027794f | 62 | $nl = banana_removeQuotes($nl, $lvl); |
b18124be | 63 | if ($lvl == $level) { |
64 | $line .= $nl; | |
65 | array_shift($lines); | |
66 | } else { | |
67 | break; | |
68 | } | |
7027794f | 69 | } |
70 | $text .= banana_quote($line, $level) . "\n"; | |
71 | } | |
72 | return $text; | |
73 | } | |
74 | ||
bffb37b4 | 75 | function banana_wordwrap($text, $quote_level = 0) |
7027794f | 76 | { |
77 | if ($quote_level > 0) { | |
e9360b11 | 78 | $length = Banana::$msgshow_wrap - $quote_level - 1; |
7027794f | 79 | return banana_quote(wordwrap($text, $length), $quote_level); |
7027794f | 80 | } |
e9360b11 | 81 | return wordwrap($text, Banana::$msgshow_wrap); |
7027794f | 82 | } |
83 | ||
84 | function banana_catchFormats($text) | |
85 | { | |
a719cdaf | 86 | $formatting = Array('em' => array('\B\/\b', '\b\/\B'), |
87 | 'u' => array('\b_', '_\b'), | |
88 | 'strong' => array('\B\*\b', '\b\*\B')); | |
e9360b11 | 89 | $url = Banana::$msgshow_url; |
598a1c53 | 90 | preg_match_all("/$url/ui", $text, $urls); |
9bd9df1e FB |
91 | $urls = $urls[0]; |
92 | $replace = $urls; | |
93 | rsort($replace); | |
94 | $text = str_replace($replace, "&&&urls&&&", $text); | |
a719cdaf | 95 | foreach ($formatting as $mark=>$limit) { |
96 | list($ll, $lr) = $limit; | |
97 | $text = preg_replace('/' . $ll . '(\w+?)' . $lr . '/us', | |
7027794f | 98 | "<$mark>\\1</$mark>", $text); |
99 | } | |
9bd9df1e | 100 | return preg_replace('/&&&urls&&&/e', 'array_shift($urls)', $text); |
7027794f | 101 | } |
102 | ||
168e9acb | 103 | /** Build a flowed text from plain text |
104 | */ | |
105 | function banana_flow($text) | |
106 | { | |
107 | $lines = explode("\n", $text); | |
108 | $text = ''; | |
109 | while (!is_null($line = array_shift($lines))) { | |
110 | if ($line != '-- ') { | |
0954b1a7 | 111 | $level = 0; |
112 | $line = banana_removeQuotes($line, $level); | |
113 | $text .= rtrim(str_replace("\n", " \n", banana_wordwrap($line, $level))) . "\n"; | |
168e9acb | 114 | } else { |
115 | $text .= $line . "\n"; | |
116 | } | |
117 | } | |
118 | return $text; | |
119 | } | |
120 | ||
7027794f | 121 | // {{{ URL Catcher tools |
122 | ||
123 | function banana__cutlink($link) | |
124 | { | |
125 | $link = banana_html_entity_decode($link, ENT_QUOTES); | |
e9360b11 | 126 | if (strlen($link) > Banana::$msgshow_wrap) { |
127 | $link = substr($link, 0, Banana::$msgshow_wrap - 3) . "..."; | |
7027794f | 128 | } |
129 | return banana_htmlentities($link, ENT_QUOTES); | |
130 | } | |
131 | ||
132 | function banana__cleanURL($url) | |
133 | { | |
134 | $url = str_replace('@', '%40', $url); | |
135 | if (strpos($url, '://') === false) { | |
136 | $url = 'http://' . $url; | |
137 | } | |
138 | return '<a href="'.$url.'" title="'.$url.'">' . banana__cutlink($url) . '</a>'; | |
139 | } | |
140 | ||
141 | function banana__catchMailLink($email) | |
142 | { | |
143 | $mid = '<' . $email . '>'; | |
144 | if (isset(Banana::$spool->ids[$mid])) { | |
145 | return Banana::$page->makeLink(Array('group' => Banana::$group, | |
4769d001 | 146 | 'artid' => Banana::$spool->ids[$mid]->id, |
7027794f | 147 | 'text' => $email)); |
148 | } elseif (strpos($email, '$') !== false) { | |
149 | return $email; | |
150 | } | |
151 | return '<a href="mailto:' . $email . '">' . $email . '</a>'; | |
152 | } | |
153 | ||
154 | // }}} | |
155 | ||
156 | function banana_catchURLs($text) | |
157 | { | |
e9360b11 | 158 | $url = Banana::$msgshow_url; |
7027794f | 159 | |
160 | $res = preg_replace("/&(lt|gt|quot);/", " &\\1; ", $text); | |
598a1c53 | 161 | $res = preg_replace("/$url/uie", "'\\1'.banana__cleanurl('\\2').'\\3'", $res); |
7027794f | 162 | $res = preg_replace('/(["\[])?(?:mailto:|news:)?([a-z0-9.\-+_\$]+@([\-.+_]?[a-z0-9])+)(["\]])?/ie', |
163 | "'\\1' . banana__catchMailLink('\\2') . '\\4'", | |
164 | $res); | |
165 | $res = preg_replace("/ &(lt|gt|quot); /", "&\\1;", $res); | |
166 | return $res; | |
167 | } | |
168 | ||
169 | // {{{ Quotes catcher functions | |
170 | ||
171 | function banana__replaceQuotes($text, $regexp) | |
172 | { | |
173 | return stripslashes(preg_replace("@(^|<pre>|\n)$regexp@i", '\1', $text)); | |
174 | } | |
175 | ||
176 | // }}} | |
177 | ||
178 | function banana_catchQuotes($res, $strict = true) | |
179 | { | |
180 | if ($strict) { | |
181 | $regexp = ">"; | |
182 | } else { | |
183 | $regexp = "> *"; | |
184 | } | |
185 | while (preg_match("/(^|<pre>|\n)$regexp/i", $res)) { | |
186 | $res = preg_replace("/(^|<pre>|\n)(($regexp.*(?:\n|$))+)/ie", | |
187 | "'\\1</pre><blockquote><pre>'" | |
188 | ." . banana__replaceQuotes('\\2', '$regexp')" | |
189 | ." . '</pre></blockquote><pre>'", | |
190 | $res); | |
191 | } | |
192 | return $res; | |
193 | } | |
194 | ||
195 | function banana_catchSignature($res) | |
196 | { | |
197 | $res = preg_replace("@<pre>-- ?\n@", "<pre>\n-- \n", $res); | |
198 | $parts = preg_split("/\n-- ?\n/", $res); | |
199 | $sign = '</pre><hr style="width: 100%; margin: 1em 0em; " /><pre>'; | |
200 | return join($sign, $parts); | |
201 | } | |
202 | ||
203 | function banana_plainTextToHtml($text, $strict = true) | |
204 | { | |
205 | $text = banana_htmlentities($text); | |
206 | $text = banana_catchFormats($text); | |
207 | $text = banana_catchURLs($text); | |
208 | $text = banana_catchQuotes($text, $strict); | |
209 | $text = banana_catchSignature($text); | |
a09d81f4 | 210 | return '<pre>' . $text . '</pre>'; |
7027794f | 211 | } |
212 | ||
213 | function banana_wrap($text, $base_level = 0, $strict = true) | |
214 | { | |
215 | $lines = explode("\n", $text); | |
216 | $text = ''; | |
217 | $buffer = array(); | |
218 | $level = 0; | |
219 | while (!is_null($line = array_shift($lines))) { | |
220 | $lvl = 0; | |
221 | $line = banana_removeQuotes($line, $lvl, $strict); | |
b18124be | 222 | if($lvl != $level) { |
223 | if (!empty($buffer)) { | |
224 | $text .= banana_wordwrap(implode("\n", $buffer), $level + $base_level) . "\n"; | |
225 | $buffer = array(); | |
226 | } | |
7027794f | 227 | $level = $lvl; |
7027794f | 228 | } |
229 | $buffer[] = $line; | |
230 | } | |
231 | if (!empty($buffer)) { | |
232 | $text .= banana_wordwrap(implode("\n", $buffer), $level + $base_level); | |
233 | } | |
234 | return $text; | |
235 | } | |
236 | ||
8a30c7d6 | 237 | function banana_formatPlainText(BananaMimePart $part, $base_level = 0) |
7027794f | 238 | { |
239 | $text = $part->getText(); | |
240 | if ($part->isFlowed()) { | |
241 | $text = banana_unflowed($text); | |
242 | } | |
243 | $text = banana_wrap($text, $base_level, $part->isFlowed()); | |
244 | return banana_plainTextToHtml($text, $part->isFlowed()); | |
245 | } | |
246 | ||
8a30c7d6 | 247 | function banana_quotePlainText(BananaMimePart $part) |
7027794f | 248 | { |
249 | $text = $part->getText(); | |
250 | if ($part->isFlowed()) { | |
251 | $text = banana_unflowed($text); | |
252 | } | |
4dd4ff0a | 253 | return banana_quote($text, 1); |
7027794f | 254 | } |
255 | ||
256 | // }}} | |
257 | // {{{ HTML Functions | |
258 | ||
259 | function banana_htmlentities($text, $quote = ENT_COMPAT) | |
260 | { | |
261 | return htmlentities($text, $quote, 'UTF-8'); | |
262 | } | |
263 | ||
264 | function banana_html_entity_decode($text, $quote = ENT_COMPAT) | |
265 | { | |
266 | return html_entity_decode($text, $quote, 'UTF-8'); | |
267 | } | |
268 | ||
269 | function banana_removeEvilAttributes($tagSource) | |
270 | { | |
271 | $stripAttrib = 'javascript:|onclick|ondblclick|onmousedown|onmouseup|onmouseover|'. | |
272 | 'onmousemove|onmouseout|onkeypress|onkeydown|onkeyup'; | |
273 | return stripslashes(preg_replace("/$stripAttrib/i", '', $tagSource)); | |
9c118ac9 | 274 | } |
275 | ||
276 | function banana_cleanStyles($tag, $attributes) | |
277 | { | |
278 | static $td_style, $conv, $size_conv; | |
279 | if (!isset($td_style)) { | |
280 | $conv = array('style' => 'style', 'width' => 'width', 'height' => 'height', 'border' => 'border-size', | |
281 | 'size' => 'font-size', 'align' => 'text-align', 'valign' => 'vertical-align', 'face' => 'font', | |
282 | 'bgcolor' => 'background-color', 'color' => 'color', 'style' => 'style', | |
283 | 'cellpadding' => 'padding', 'cellspacing' => 'border-spacing'); | |
284 | $size_conv = array(1 => 'xx-small', 2 => 'x-small', 3 => 'small', 4 => 'medium', 5 => 'large', | |
285 | 6 => 'x-large', 7 => 'xx-large', | |
286 | '-2' => 'xx-small', '-1' => 'x-small', '+1' => 'medium', '+2' => 'large', | |
287 | '+3' => 'x-large', '+4' => 'xx-large'); | |
288 | $td_style = array(); | |
289 | } | |
290 | if ($tag == 'table') { | |
291 | array_unshift($td_style, ''); | |
292 | } | |
293 | if ($tag == '/table') { | |
294 | array_shift($td_style); | |
295 | } | |
296 | if ($tag{0} == '/') { | |
297 | return ''; | |
298 | } | |
299 | if ($tag == 'td') { | |
300 | $style = $td_style[0]; | |
301 | } else { | |
302 | $style = ''; | |
303 | } | |
b61ff999 | 304 | $attributes = str_replace(array("\n", "\r"), ' ', stripslashes($attributes)); |
305 | $attributes = str_replace(array('= "', '= \''), array('="', '=\''), $attributes); | |
9c118ac9 | 306 | foreach ($conv as $att=>$stl) { |
36335e0f | 307 | $pattern = '/\b' . preg_quote($att, '/') . '=([\'"])?(.+?)(?(1)\1|(?:$| ))/i'; |
9c118ac9 | 308 | if (preg_match($pattern, $attributes, $matches)) { |
309 | $attributes = preg_replace($pattern, '', $attributes); | |
36335e0f | 310 | $val = $matches[2]; |
9c118ac9 | 311 | if ($att == 'cellspacing' && strpos($style, 'border-collapse') === false) { |
b61ff999 | 312 | $style = "border-collapse: separate; border-spacing: $val $val; " . $style; |
9c118ac9 | 313 | } elseif ($att == 'cellpadding' && $tag == 'table') { |
314 | $td_style[0] = "$stl: {$val}px; "; | |
315 | } elseif ($att == 'style') { | |
316 | $val = rtrim($val, ' ;'); | |
317 | $style .= "$val; "; | |
318 | } elseif ($att == 'size') { | |
319 | $val = $size_conv[$val]; | |
b61ff999 | 320 | $style = "$stl: $val; " . $style; |
9c118ac9 | 321 | } elseif (is_numeric($val)) { |
b61ff999 | 322 | $style = "$stl: {$val}px; " . $style; |
9c118ac9 | 323 | } else { |
b61ff999 | 324 | $style = "$stl: $val; " . $style; |
9c118ac9 | 325 | } |
326 | } | |
327 | } | |
328 | if (!empty($style)) { | |
329 | $style = 'style="' . $style . '" '; | |
330 | } | |
331 | return ' ' . $style . trim($attributes); | |
332 | } | |
e67c2c1c | 333 | |
19fc7e1d | 334 | function banana__filterCss($text) |
335 | { | |
336 | $text = preg_replace("/(,[\s\n\r]*)/s", '\1 .banana .message .body .html ', $text); | |
337 | return '.banana .message .body .html ' . $text; | |
338 | } | |
339 | ||
e67c2c1c | 340 | function banana_filterCss($css) |
341 | { | |
19fc7e1d | 342 | preg_match_all("/(^|\n|,\s*)\s*([\#\.@\w][^;\{\}\<]*?[\{])/s", $css, $matches); |
343 | $css = preg_replace("/(^|\n)\s*([\#\.@\w][^;\{\}\<]*?)([\{])/se", '"\1" . banana__filterCss("\2") . "\3"', $css); | |
e67c2c1c | 344 | $css = preg_replace('/ body\b/i', '', $css); |
345 | if (!Banana::$msgshow_externalimages) { | |
19fc7e1d | 346 | if (preg_match('!url\([^:\)]+:(//|\\\).*?\)!i', $css)) { |
347 | $css = preg_replace('!url\([^:\)]+:(//|\\\).*?\)!i', 'url(invalid-image.png)', $css); | |
e67c2c1c | 348 | Banana::$msgshow_hasextimages = true; |
349 | } | |
350 | } | |
351 | return $css; | |
352 | } | |
7027794f | 353 | |
354 | /** | |
355 | * @return string | |
356 | * @param string | |
357 | * @desc Strip forbidden tags and delegate tag-source check to removeEvilAttributes() | |
358 | */ | |
d69a4629 | 359 | function banana_cleanHtml($source, $to_xhtml = false) |
7027794f | 360 | { |
ba77e884 | 361 | if (function_exists('tidy_repair_string')) { |
eeedb24a | 362 | $tidy_config = array('drop-empty-paras' => true, |
363 | 'drop-proprietary-attributes' => true, | |
364 | 'hide-comments' => true, | |
365 | 'logical-emphasis' => true, | |
366 | 'output-xhtml' => true, | |
367 | 'replace-color' => true, | |
368 | 'join-classes' => false, | |
369 | 'clean' => false, | |
370 | 'show-body-only' => false, | |
371 | 'alt-text' => '[ inserted by TIDY ]', | |
372 | 'wrap' => 120); | |
373 | if (function_exists('tidy_setopt')) { // Tidy 1.0 | |
374 | foreach ($tidy_config as $field=>$value) { | |
375 | tidy_setopt($field, $value); | |
376 | } | |
377 | tidy_set_encoding('utf8'); | |
378 | $source = tidy_repair_string($source); | |
a09d81f4 | 379 | |
eeedb24a | 380 | } else { // Tidy 2.0 |
381 | $source = tidy_repair_string($source, $tidy_config, 'utf8'); | |
7027794f | 382 | } |
9c118ac9 | 383 | } |
384 | ||
385 | // To XHTML | |
d69a4629 | 386 | if ($to_xhtml) { |
387 | // catch inline CSS | |
388 | $css = null; | |
389 | if (preg_match('/<head.*?>(.*?)<\/head>/is', $source, $matches)) { | |
390 | $source = preg_replace('/<head.*?>.*?<\/head>/is', '', $source); | |
19fc7e1d | 391 | preg_match_all('/<style(?:.*?type="text\/css".*?)?>(.*?)<\/style>/is', $matches[1], $matches); |
d69a4629 | 392 | foreach ($matches[1] as &$match) { |
393 | $css .= $match; | |
394 | } | |
e67c2c1c | 395 | $css = banana_filterCss($css); |
d69a4629 | 396 | Banana::$page->addCssInline($css); |
9c118ac9 | 397 | } |
9c118ac9 | 398 | |
d69a4629 | 399 | // clean DTD |
400 | $source = str_replace('<font', '<span', $source); | |
401 | $source = preg_replace('/<u\b/', '<span style="text-decoration: underline"', $source); | |
402 | $source = preg_replace('/<\/(font|u)>/', '</span>', $source); | |
403 | $source = str_replace('<body', $css ? '<div class="html"' : '<div class="html default"', $source); | |
404 | $source = str_replace('</body>', '</div>', $source); | |
405 | } | |
9c118ac9 | 406 | $allowedTags = '<h1><h2><h3><b><i><a><ul><li><pre><hr><blockquote><img><br><div><span>' |
407 | . '<p><small><big><sup><sub><code><em><strong><table><tr><td><th>'; | |
408 | $source = strip_tags($source, $allowedTags); | |
409 | ||
410 | // Use inlined style instead of old html attributes | |
d69a4629 | 411 | if ($to_xhtml) { |
b61ff999 | 412 | $source = preg_replace('/<(\/?\w+)(.*?)(\/?>)/muise', "'<\\1' . banana_cleanStyles('\\1', '\\2') . '\\3'", $source); |
d69a4629 | 413 | } |
9c118ac9 | 414 | return preg_replace('/<(.*?)>/ie', "'<'.banana_removeEvilAttributes('\\1').'>'", $source); |
7027794f | 415 | } |
416 | ||
417 | function banana_catchHtmlSignature($res) | |
418 | { | |
419 | $res = preg_replace("@(</p>)\n?-- ?\n?(<p[^>]*>|<br[^>]*>)@", "\\1<br/>-- \\2", $res); | |
420 | $res = preg_replace("@<br[^>]*>\n?-- ?\n?(<p[^>]*>)@", "<br/>-- <br/>\\2", $res); | |
421 | $res = preg_replace("@(<pre[^>]*>)\n?-- ?\n@", "<br/>-- <br/>\\1", $res); | |
422 | $parts = preg_split("@(:?<p[^>]*>\n?-- ?\n?</p>|<br[^>]*>\n?-- ?\n?<br[^>]*>)@", $res); | |
423 | $sign = '<hr style="width: 100%; margin: 1em 0em; " />'; | |
424 | return join($sign, $parts); | |
425 | } | |
426 | ||
427 | // {{{ Link to part catcher tools | |
428 | ||
429 | function banana__linkAttachment($cid) | |
430 | { | |
431 | return banana_htmlentities( | |
432 | Banana::$page->makeUrl(Array('group' => Banana::$group, | |
433 | 'artid' => Banana::$artid, | |
434 | 'part' => $cid))); | |
435 | } | |
436 | ||
437 | // }}} | |
438 | ||
439 | function banana_hideExternalImages($text) | |
440 | { | |
e67c2c1c | 441 | if (preg_match("/<img([^>]*?)src=['\"](?!cid).*?['\"](.*?)>/i", $text)) { |
442 | Banana::$msgshow_hasextimages = true; | |
443 | return preg_replace("/<img([^>]*?)src=['\"](?!cid).*?['\"](.*?)>/i", | |
444 | '<img\1src="invalid"\2>', | |
445 | $text); | |
446 | } | |
447 | return $text; | |
7027794f | 448 | } |
449 | ||
450 | function banana_catchPartLinks($text) | |
451 | { | |
9c118ac9 | 452 | $article = Banana::$page->makeURL(array('group' => Banana::$group, 'artid' => Banana::$artid, 'part' => Banana::$part)); |
453 | $article = banana_htmlentities($article); | |
454 | $text = preg_replace('/cid:([^\'" ]+)/e', "banana__linkAttachment('\\1')", $text); | |
455 | $text = preg_replace('/href="(#.*?)"/i', 'href="' . $article . '\1"', $text); | |
456 | return $text; | |
7027794f | 457 | } |
458 | ||
459 | // {{{ HTML to Plain Text tools | |
460 | ||
461 | function banana__convertFormats($res) | |
462 | { | |
463 | $table = array('em|i' => '/', | |
464 | 'strong|b' => '*', | |
465 | 'u' => '_'); | |
466 | foreach ($table as $tags=>$format) { | |
467 | $res = preg_replace("!</?($tags)( .*?)?>!is", $format, $res); | |
468 | } | |
469 | return $res; | |
470 | } | |
471 | ||
472 | function banana__convertQuotes($res) | |
473 | { | |
474 | return preg_replace('!<blockquote.*?>([^<]*)</blockquote>!ies', | |
475 | "\"\n\" . banana_quote(banana__convertQuotes('\\1' . \"\n\"), 1, '>')", | |
476 | $res); | |
477 | } | |
478 | ||
479 | // }}} | |
480 | ||
481 | function banana_htmlToPlainText($res) | |
482 | { | |
483 | $res = str_replace("\n", '', $res); | |
484 | $res = banana__convertFormats($res); | |
485 | $res = trim(strip_tags($res, '<div><br><p><blockquote>')); | |
486 | $res = preg_replace("@</?(br|p|div).*?>@si", "\n", $res); | |
487 | $res = banana__convertQuotes($res); | |
488 | return banana_html_entity_decode($res); | |
489 | } | |
490 | ||
8a30c7d6 | 491 | function banana_formatHtml(BananaMimePart $part) |
7027794f | 492 | { |
493 | $text = $part->getText(); | |
494 | $text = banana_catchHtmlSignature($text); | |
57efc445 | 495 | if (!Banana::$msgshow_externalimages) { |
496 | $text = banana_hideExternalImages($text); | |
497 | } | |
7027794f | 498 | $text = banana_catchPartLinks($text); |
d69a4629 | 499 | return banana_cleanHtml($text, true); |
7027794f | 500 | } |
501 | ||
8a30c7d6 | 502 | function banana_quoteHtml(BananaMimePart $part) |
7027794f | 503 | { |
504 | $text = $part->getText(); | |
505 | $text = banana_htmlToPlainText($text); | |
4dd4ff0a | 506 | return banana_quote($text, 1); |
7027794f | 507 | } |
508 | ||
509 | // }}} | |
510 | // {{{ Richtext Functions | |
511 | ||
512 | /** Convert richtext to html | |
513 | */ | |
514 | function banana_richtextToHtml($source) | |
515 | { | |
516 | $tags = Array('bold' => 'b', | |
517 | 'italic' => 'i', | |
518 | 'smaller' => 'small', | |
519 | 'bigger' => 'big', | |
520 | 'underline' => 'u', | |
521 | 'subscript' => 'sub', | |
522 | 'superscript' => 'sup', | |
523 | 'excerpt' => 'blockquote', | |
524 | 'paragraph' => 'p', | |
525 | 'nl' => 'br' | |
526 | ); | |
527 | ||
528 | // clean unsupported tags | |
529 | $protectedTags = '<signature><lt><comment><'.join('><', array_keys($tags)).'>'; | |
530 | $source = strip_tags($source, $protectedTags); | |
531 | ||
532 | // convert richtext tags to html | |
533 | foreach (array_keys($tags) as $tag) { | |
534 | $source = preg_replace('@(</?)'.$tag.'([^>]*>)@i', '\1'.$tags[$tag].'\2', $source); | |
535 | } | |
536 | ||
537 | // some special cases | |
538 | $source = preg_replace('@<signature>@i', '<br>-- <br>', $source); | |
539 | $source = preg_replace('@</signature>@i', '', $source); | |
540 | $source = preg_replace('@<lt>@i', '<', $source); | |
541 | $source = preg_replace('@<comment[^>]*>((?:[^<]|<(?!/comment>))*)</comment>@i', '<!-- \1 -->', $source); | |
542 | return banana_cleanHtml($source); | |
543 | } | |
544 | ||
8a30c7d6 | 545 | function banana_formatRichText(BananaMimePart $part) |
7027794f | 546 | { |
547 | $text = $part->getText(); | |
548 | $text = banana_richtextToHtml($text); | |
549 | $text = banana_catchHtmlSignature($text); | |
550 | return banana_cleanHtml($text); | |
551 | } | |
552 | ||
8a30c7d6 | 553 | function banana_quoteRichtText(BananaMimePart $part) |
3c3a3ce3 | 554 | { |
555 | $text = $part->getText(); | |
556 | $text = banana_richtextToHtml($text); | |
557 | $text = banana_htmlToPlainText($text); | |
4dd4ff0a | 558 | return banana_quote($text, 1); |
3c3a3ce3 | 559 | } |
560 | ||
7027794f | 561 | // }}} |
562 | ||
598a1c53 | 563 | // vim:set et sw=4 sts=4 ts=4 enc=utf-8: |
7027794f | 564 | ?> |