4 use Friendica\Core\System;
5 use Friendica\Core\Config;
7 require_once 'include/oembed.php';
8 require_once 'include/event.php';
9 require_once 'include/map.php';
10 require_once 'mod/proxy.php';
11 require_once 'include/Contact.php';
12 require_once 'include/plaintext.php';
13 require_once 'include/Smilies.php';
15 function bb_PictureCacheExt($matches) {
16 if (strpos($matches[3], "data:image/") === 0) {
20 $matches[3] = proxy_url($matches[3]);
21 return "[img=" . $matches[1] . "x" . $matches[2] . "]" . $matches[3] . "[/img]";
24 function bb_PictureCache($matches) {
25 if (strpos($matches[1], "data:image/") === 0) {
29 $matches[1] = proxy_url($matches[1]);
30 return "[img]" . $matches[1] . "[/img]";
33 function bb_map_coords($match) {
34 // the extra space in the following line is intentional
35 return str_replace($match[0], '<div class="map" >' . generate_map(str_replace('/', ' ', $match[1])) . '</div>', $match[0]);
37 function bb_map_location($match) {
38 // the extra space in the following line is intentional
39 return str_replace($match[0], '<div class="map" >' . generate_named_map($match[1]) . '</div>', $match[0]);
42 function bb_attachment($Text, $simplehtml = false, $tryoembed = true) {
44 $data = get_attachment_data($Text);
49 if (isset($data["title"])) {
50 $data["title"] = strip_tags($data["title"]);
51 $data["title"] = str_replace(array("http://", "https://"), "", $data["title"]);
54 if (((strpos($data["text"], "[img=") !== false) || (strpos($data["text"], "[img]") !== false)) && ($data["image"] != "")) {
55 $data["preview"] = $data["image"];
59 if ($simplehtml == 7) {
60 $text = style_url_for_mastodon($data["url"]);
61 } elseif (($simplehtml != 4) && ($simplehtml != 0)) {
62 $text = sprintf('<a href="%s" target="_blank">%s</a><br>', $data["url"], $data["title"]);
64 if ($simplehtml != 4) {
65 $text = sprintf('<span class="type-%s">', $data["type"]);
70 $bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $data["url"], $data["title"]), $data["url"], $data["title"]);
72 $oembed = tryoembed($bookmark);
74 $oembed = $bookmark[0];
77 if (strstr(strtolower($oembed), "<iframe ")) {
80 if (($data["image"] != "") && !strstr(strtolower($oembed), "<img ")) {
81 $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $data["url"], proxy_url($data["image"]), $data["title"]);
82 } elseif (($data["preview"] != "") && !strstr(strtolower($oembed), "<img ")) {
83 $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $data["url"], proxy_url($data["preview"]), $data["title"]);
86 if (($data["type"] == "photo") && ($data["url"] != "") && ($data["image"] != "")) {
87 $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a>', $data["url"], proxy_url($data["image"]), $data["title"]);
92 if (trim($data["description"]) != "") {
93 $text .= sprintf('<blockquote>%s</blockquote>', trim(bbcode($data["description"])));
97 if ($simplehtml != 4) {
101 return trim($data["text"].' '.$text.' '.$data["after"]);
104 function bb_remove_share_information($Text, $plaintext = false, $nolink = false) {
106 $data = get_attachment_data($Text);
111 return $data["text"] . $data["after"];
114 $title = htmlentities($data["title"], ENT_QUOTES, 'UTF-8', false);
115 $text = htmlentities($data["text"], ENT_QUOTES, 'UTF-8', false);
116 if ($plaintext || (($title != "") && strstr($text, $title))) {
117 $data["title"] = $data["url"];
118 } elseif (($text != "") && strstr($title, $text)) {
119 $data["text"] = $data["title"];
120 $data["title"] = $data["url"];
123 if (($data["text"] == "") && ($data["title"] != "") && ($data["url"] == "")) {
124 return $data["title"] . $data["after"];
127 // If the link already is included in the post, don't add it again
128 if (($data["url"] != "") && strpos($data["text"], $data["url"])) {
129 return $data["text"] . $data["after"];
132 $text = $data["text"];
134 if (($data["url"] != "") && ($data["title"] != "")) {
135 $text .= "\n[url=" . $data["url"] . "]" . $data["title"] . "[/url]";
136 } elseif (($data["url"] != "")) {
137 $text .= "\n" . $data["url"];
140 return $text . "\n" . $data["after"];
143 function bb_cleanstyle($st) {
144 return "<span style=\"" . cleancss($st[1]) . ";\">" . $st[2] . "</span>";
147 function bb_cleanclass($st) {
148 return "<span class=\"" . cleancss($st[1]) . "\">" . $st[2] . "</span>";
151 function cleancss($input) {
155 $input = strtolower($input);
157 for ($i = 0; $i < strlen($input); $i++) {
158 $char = substr($input, $i, 1);
160 if (($char >= "a") && ($char <= "z")) {
164 if (!(strpos(" #;:0123456789-_.%", $char) === false)) {
173 * @brief Converts [url] BBCodes in a format that looks fine on Mastodon. (callback function)
174 * @param array $match Array with the matching values
175 * @return string reformatted link including HTML codes
177 function bb_style_url($match) {
180 if (isset($match[2]) && ($match[1] != $match[2])) {
184 $parts = parse_url($url);
185 if (!isset($parts['scheme'])) {
189 return style_url_for_mastodon($url);
193 * @brief Converts [url] BBCodes in a format that looks fine on Mastodon and GNU Social.
194 * @param string $url URL that is about to be reformatted
195 * @return string reformatted link including HTML codes
197 function style_url_for_mastodon($url) {
200 $parts = parse_url($url);
201 $scheme = $parts['scheme'].'://';
202 $styled_url = str_replace($scheme, '', $styled_url);
204 $html = '<a href="%s" class="attachment" rel="nofollow noopener" target="_blank">'.
205 '<span class="invisible">%s</span>';
207 if (strlen($styled_url) > 30) {
208 $html .= '<span class="ellipsis">%s</span>'.
209 '<span class="invisible">%s</span></a>';
211 $ellipsis = substr($styled_url, 0, 30);
212 $rest = substr($styled_url, 30);
213 return sprintf($html, $url, $scheme, $ellipsis, $rest);
216 return sprintf($html, $url, $scheme, $styled_url);
220 function stripcode_br_cb($s) {
221 return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
224 function tryoembed($match) {
227 // Always embed the SSL version
228 $url = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
229 array("https://www.youtube.com/", "https://player.vimeo.com/"), $url);
231 $o = oembed_fetch_url($url);
233 if (!is_object($o)) {
237 if (isset($match[2])) {
238 $o->title = $match[2];
241 if ($o->type == "error") {
245 $html = oembed_format_object($o);
251 * [noparse][i]italic[/i][/noparse] turns into
252 * [noparse][ i ]italic[ /i ][/noparse],
253 * to hide them from parser.
255 function bb_spacefy($st) {
256 $whole_match = $st[0];
258 $spacefied = preg_replace("/\[(.*?)\]/", "[ $1 ]", $captured);
259 $new_str = str_replace($captured, $spacefied, $whole_match);
264 * The previously spacefied [noparse][ i ]italic[ /i ][/noparse],
265 * now turns back and the [noparse] tags are trimed
266 * returning [i]italic[/i]
268 function bb_unspacefy_and_trim($st) {
269 $whole_match = $st[0];
271 $unspacefied = preg_replace("/\[ (.*?)\ ]/", "[$1]", $captured);
275 function bb_find_open_close($s, $open, $close, $occurence = 1) {
276 if ($occurence < 1) {
281 for ($i = 1; $i <= $occurence; $i++) {
282 if ($start_pos !== false) {
283 $start_pos = strpos($s, $open, $start_pos + 1);
287 if ($start_pos === false) {
291 $end_pos = strpos($s, $close, $start_pos);
293 if ($end_pos === false) {
297 $res = array( 'start' => $start_pos, 'end' => $end_pos );
302 function get_bb_tag_pos($s, $name, $occurence = 1) {
303 if ($occurence < 1) {
308 for ($i = 1; $i <= $occurence; $i++) {
309 if ($start_open !== false) {
310 $start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags
314 if ($start_open === false) {
318 $start_equal = strpos($s, '=', $start_open);
319 $start_close = strpos($s, ']', $start_open);
321 if ($start_close === false) {
327 $end_open = strpos($s, '[/' . $name . ']', $start_close);
329 if ($end_open === false) {
335 'open' => $start_open,
336 'close' => $start_close
340 'close' => $end_open + strlen('[/' . $name . ']')
344 if ($start_equal !== false) {
345 $res['start']['equal'] = $start_equal + 1;
351 function bb_tag_preg_replace($pattern, $replace, $name, $s) {
356 $pos = get_bb_tag_pos($string, $name, $occurence);
357 while ($pos !== false && $occurence < 1000) {
358 $start = substr($string, 0, $pos['start']['open']);
359 $subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
360 $end = substr($string, $pos['end']['close']);
361 if ($end === false) {
365 $subject = preg_replace($pattern, $replace, $subject);
366 $string = $start . $subject . $end;
369 $pos = get_bb_tag_pos($string, $name, $occurence);
375 if (! function_exists('bb_extract_images')) {
376 function bb_extract_images($body) {
378 $saved_image = array();
383 $img_start = strpos($orig_body, '[img');
384 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
385 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
386 while (($img_st_close !== false) && ($img_end !== false)) {
388 $img_st_close++; // make it point to AFTER the closing bracket
389 $img_end += $img_start;
391 if (! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
392 // This is an embedded image
394 $saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
395 $new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
399 $new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
402 $orig_body = substr($orig_body, $img_end + strlen('[/img]'));
404 if ($orig_body === false) {
405 // in case the body ends on a closing image tag
409 $img_start = strpos($orig_body, '[img');
410 $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
411 $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
414 $new_body = $new_body . $orig_body;
416 return array('body' => $new_body, 'images' => $saved_image);
419 if (! function_exists('bb_replace_images')) {
420 function bb_replace_images($body, $images) {
425 foreach ($images as $image) {
426 // We're depending on the property of 'foreach' (specified on the PHP website) that
427 // it loops over the array starting from the first element and going sequentially
428 // to the last element
429 $newbody = str_replace('[$#saved_image' . $cnt . '#$]', '<img src="' . proxy_url($image) .'" alt="' . t('Image/photo') . '" />', $newbody);
436 function bb_ShareAttributes($share, $simplehtml) {
437 $attributes = $share[2];
440 preg_match("/author='(.*?)'/ism", $attributes, $matches);
441 if ($matches[1] != "")
442 $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
444 preg_match('/author="(.*?)"/ism', $attributes, $matches);
445 if ($matches[1] != "")
446 $author = $matches[1];
449 preg_match("/profile='(.*?)'/ism", $attributes, $matches);
450 if ($matches[1] != "")
451 $profile = $matches[1];
453 preg_match('/profile="(.*?)"/ism', $attributes, $matches);
454 if ($matches[1] != "")
455 $profile = $matches[1];
458 preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
459 if ($matches[1] != "")
460 $avatar = $matches[1];
462 preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
463 if ($matches[1] != "")
464 $avatar = $matches[1];
467 preg_match("/link='(.*?)'/ism", $attributes, $matches);
468 if ($matches[1] != "")
471 preg_match('/link="(.*?)"/ism', $attributes, $matches);
472 if ($matches[1] != "")
477 $itemcache = get_itemcachepath();
479 preg_match("/posted='(.*?)'/ism", $attributes, $matches);
480 if ($matches[1] != "")
481 $posted = $matches[1];
483 preg_match('/posted="(.*?)"/ism', $attributes, $matches);
484 if ($matches[1] != "")
485 $posted = $matches[1];
487 // relative dates only make sense when they aren't cached
488 if ($itemcache == "")
489 $reldate = (($posted) ? " " . relative_date($posted) : '');
491 // We only call this so that a previously unknown contact can be added.
492 // This is important for the function "get_contact_details_by_url".
493 // This function then can fetch an entry from the contact table.
494 get_contact($profile, 0);
496 $data = get_contact_details_by_url($profile);
498 if (isset($data["name"]) && ($data["name"] != "") && isset($data["addr"]) && ($data["addr"] != ""))
499 $userid_compact = $data["name"]." (".$data["addr"].")";
501 $userid_compact = GetProfileUsername($profile,$author, true);
503 if (isset($data["addr"]) && ($data["addr"] != ""))
504 $userid = $data["addr"];
506 $userid = GetProfileUsername($profile,$author, false);
508 if (isset($data["name"]) && ($data["name"] != ""))
509 $author = $data["name"];
511 if (isset($data["micro"]) && ($data["micro"] != ""))
512 $avatar = $data["micro"];
514 $preshare = trim($share[1]);
517 $preshare .= "<br /><br />";
519 switch ($simplehtml) {
521 $text = $preshare.html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$userid."</a>: <br />»".$share[3]."«";
524 $text = $preshare.html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
527 $headline .= '<b>'.html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8').$userid.':</b><br />';
529 $text = trim($share[1]);
534 if (substr(normalise_link($link), 0, 19) != "http://twitter.com/") {
535 $text .= $headline.'<blockquote>'.trim($share[3])."</blockquote><br />";
538 $text .= '<br /><a href="'.$link.'">[l]</a>';
540 $text .= '<br /><a href="'.$link.'">'.$link.'</a>';
544 $headline .= '<br /><b>'.html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
545 $headline .= sprintf(t('<a href="%1$s" target="_blank">%2$s</a> %3$s'), $link, $userid, $posted);
546 $headline .= ":</b><br />";
548 $text = trim($share[1]);
553 $text .= $headline.'<blockquote class="shared_content">'.trim($share[3])."</blockquote><br />";
557 $text = $preshare.html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
560 $text = $preshare.">> @".$userid_compact.": <br />".$share[3];
562 case 7: // statusnet/GNU Social
563 $text = $preshare.html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8')." @".$userid_compact.": ".$share[3];
566 $text = $preshare."RT @".$userid_compact.": ".$share[3];
568 case 9: // Google+/Facebook
569 $text = $preshare.html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
572 $text .= "<br /><br />".$link;
575 $text = trim($share[1])."\n";
577 $avatar = proxy_url($avatar, false, PROXY_SIZE_THUMB);
579 $tpl = get_markup_template('shared_content.tpl');
580 $text .= replace_macros($tpl,
582 '$profile' => $profile,
583 '$avatar' => $avatar,
584 '$author' => $author,
586 '$posted' => $posted,
587 '$reldate' => $reldate,
588 '$content' => trim($share[3])
597 function GetProfileUsername($profile, $username, $compact = false, $getnetwork = false) {
599 $twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1@twitter.com", $profile);
600 if ($twitter != $profile) {
602 return NETWORK_TWITTER;
603 } elseif ($compact) {
606 return ($username . " (" . $twitter . ")");
610 $appnet = preg_replace("=https?://alpha.app.net/(.*)=ism", "$1@alpha.app.net", $profile);
611 if ($appnet != $profile) {
613 return NETWORK_APPNET;
614 } elseif ($compact) {
617 return ($username . " (" . $appnet . ")");
621 $gplus = preg_replace("=https?://plus.google.com/(.*)=ism", "$1@plus.google.com", $profile);
622 if ($gplus != $profile) {
624 return NETWORK_GPLUS;
625 } elseif ($compact) {
626 return ($gplususername . " (" . $username . ")");
628 return ($username . " (" . $gplus . ")");
632 $friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2@$1", $profile);
633 if ($friendica != $profile) {
636 } elseif ($compact) {
639 return ($username . " (" . $friendica . ")");
643 $diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2@$1", $profile);
644 if ($diaspora != $profile) {
646 return NETWORK_DIASPORA;
647 } elseif ($compact) {
650 return ($username . " (" . $diaspora . ")");
654 $red = preg_replace("=https?://(.*)/channel/(.*)=ism", "$2@$1", $profile);
655 if ($red != $profile) {
657 // red is identified as Diaspora - friendica can't connect directly to it
658 return NETWORK_DIASPORA;
659 } elseif ($compact) {
662 return ($username . " (" . $red . ")");
666 $StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
667 if ($StatusnetHost != $profile) {
668 $StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
669 if ($StatusnetUser != $profile) {
670 /// @TODO Some hosts run on https, not just http and sometimes http is disabled, let's support both here
671 $UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
672 $user = json_decode($UserData);
675 return NETWORK_STATUSNET;
676 } elseif ($compact) {
677 return ($user->screen_name . "@" . $StatusnetHost);
679 return ($username . " (" . $user->screen_name . "@" . $StatusnetHost . ")");
685 // pumpio (http://host.name/user)
686 $rest = preg_replace("=https?://([\.\w]+)/([\.\w]+)(.*)=ism", "$3", $profile);
688 $pumpio = preg_replace("=https?://([\.\w]+)/([\.\w]+)(.*)=ism", "$2@$1", $profile);
689 if ($pumpio != $profile) {
691 return NETWORK_PUMPIO;
692 } elseif ($compact) {
695 return ($username . " (" . $pumpio . ")");
703 function bb_DiasporaLinks($match) {
704 return "[url=".System::baseUrl()."/display/".$match[1]."]".$match[2]."[/url]";
707 function bb_RemovePictureLinks($match) {
708 $text = Cache::get($match[1]);
710 if (is_null($text)) {
713 $stamp1 = microtime(true);
715 $ch = @curl_init($match[1]);
716 @curl_setopt($ch, CURLOPT_NOBODY, true);
717 @curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
718 @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
720 $curl_info = @curl_getinfo($ch);
722 $a->save_timestamp($stamp1, "network");
724 if (substr($curl_info["content_type"], 0, 6) == "image/")
725 $text = "[url=".$match[1]."]".$match[1]."[/url]";
727 $text = "[url=".$match[2]."]".$match[2]."[/url]";
729 // if its not a picture then look if its a page that contains a picture link
730 require_once("include/network.php");
732 $body = fetch_url($match[1]);
734 $doc = new DOMDocument();
735 @$doc->loadHTML($body);
736 $xpath = new DomXPath($doc);
737 $list = $xpath->query("//meta[@name]");
738 foreach ($list as $node) {
741 if ($node->attributes->length)
742 foreach ($node->attributes as $attribute)
743 $attr[$attribute->name] = $attribute->value;
745 if (strtolower($attr["name"]) == "twitter:image")
746 $text = "[url=".$attr["content"]."]".$attr["content"]."[/url]";
749 Cache::set($match[1],$text);
755 function bb_expand_links($match) {
756 if (($match[3] == "") || ($match[2] == $match[3]) || stristr($match[2], $match[3])) {
757 return ($match[1] . "[url]" . $match[2] . "[/url]");
759 return ($match[1] . $match[3] . " [url]" . $match[2] . "[/url]");
763 function bb_CleanPictureLinksSub($match) {
764 $text = Cache::get($match[1]);
766 if (is_null($text)) {
769 $stamp1 = microtime(true);
771 $ch = @curl_init($match[1]);
772 @curl_setopt($ch, CURLOPT_NOBODY, true);
773 @curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
774 @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
776 $curl_info = @curl_getinfo($ch);
778 $a->save_timestamp($stamp1, "network");
780 // if its a link to a picture then embed this picture
781 if (substr($curl_info["content_type"], 0, 6) == "image/")
782 $text = "[img]".$match[1]."[/img]";
784 $text = "[img]".$match[2]."[/img]";
786 // if its not a picture then look if its a page that contains a picture link
787 require_once("include/network.php");
789 $body = fetch_url($match[1]);
791 $doc = new DOMDocument();
792 @$doc->loadHTML($body);
793 $xpath = new DomXPath($doc);
794 $list = $xpath->query("//meta[@name]");
795 foreach ($list as $node) {
798 if ($node->attributes->length)
799 foreach ($node->attributes as $attribute)
800 $attr[$attribute->name] = $attribute->value;
802 if (strtolower($attr["name"]) == "twitter:image")
803 $text = "[img]".$attr["content"]."[/img]";
806 Cache::set($match[1],$text);
812 function bb_CleanPictureLinks($text) {
813 $text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_CleanPictureLinksSub', $text);
817 function bb_highlight($match) {
818 if (in_array(strtolower($match[1]), ['php', 'css', 'mysql', 'sql', 'abap', 'diff', 'html', 'perl', 'ruby',
819 'vbscript', 'avrc', 'dtd', 'java', 'xml', 'cpp', 'python', 'javascript', 'js', 'sh'])) {
820 return text_highlight($match[2], strtolower($match[1]));
826 * @brief Converts a BBCode message to HTML message
828 * BBcode 2 HTML was written by WAY2WEB.net
829 * extended to work with Mistpark/Friendica - Mike Macgirvin
831 * Simple HTML values meaning:
832 * - 0: Friendica display
834 * - 2: Used for Facebook, Google+, Windows Phone push, Friendica API
835 * - 3: Used before converting to Markdown in bb2diaspora.php
836 * - 4: Used for WordPress, Libertree (before Markdown), pump.io and tumblr
838 * - 6: Used for Appnet
839 * - 7: Used for dfrn, OStatus
840 * - 8: Used for WP backlink text setting
842 * @staticvar array $allowed_src_protocols
843 * @param string $Text
844 * @param bool $preserve_nl
845 * @param bool $tryoembed
846 * @param int $simplehtml
847 * @param bool $forplaintext
850 function bbcode($Text, $preserve_nl = false, $tryoembed = true, $simplehtml = false, $forplaintext = false) {
854 // Hide all [noparse] contained bbtags by spacefying them
855 // POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image?
857 $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy', $Text);
858 $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy', $Text);
859 $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy', $Text);
861 // Remove the abstract element. It is a non visible element.
862 $Text = remove_abstract($Text);
864 // Move all spaces out of the tags
865 $Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text);
866 $Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text);
868 // Extract the private images which use data urls since preg has issues with
869 // large data sizes. Stash them away while we do bbcode conversion, and then put them back
870 // in after we've done all the regex matching. We cannot use any preg functions to do this.
872 $extracted = bb_extract_images($Text);
873 $Text = $extracted['body'];
874 $saved_image = $extracted['images'];
876 // If we find any event code, turn it into an event.
877 // After we're finished processing the bbcode we'll
878 // replace all of the event code with a reformatted version.
880 $ev = bbtoevent($Text);
882 // Replace any html brackets with HTML Entities to prevent executing HTML or script
883 // Don't use strip_tags here because it breaks [url] search by replacing & with amp
885 $Text = str_replace("<", "<", $Text);
886 $Text = str_replace(">", ">", $Text);
888 // remove some newlines before the general conversion
889 $Text = preg_replace("/\s?\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "[share$1]$2[/share]", $Text);
890 $Text = preg_replace("/\s?\[quote(.*?)\]\s?(.*?)\s?\[\/quote\]\s?/ism", "[quote$1]$2[/quote]", $Text);
892 $Text = preg_replace("/\n\[code\]/ism", "[code]", $Text);
893 $Text = preg_replace("/\[\/code\]\n/ism", "[/code]", $Text);
895 // when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems
897 $Text = preg_replace("/\[share(.*?)avatar\s?=\s?'.*?'\s?(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "\n[share$1$2]$3[/share]", $Text);
900 // Check for [code] text here, before the linefeeds are messed with.
901 // The highlighter will unescape and re-escape the content.
902 if (strpos($Text, '[code=') !== false) {
903 $Text = preg_replace_callback("/\[code=(.*?)\](.*?)\[\/code\]/ism", 'bb_highlight', $Text);
905 // Convert new line chars to html <br /> tags
907 // nlbr seems to be hopelessly messed up
908 // $Text = nl2br($Text);
913 $Text = str_replace("\r\n", "\n", $Text);
915 // removing multiplicated newlines
916 if (get_config("system", "remove_multiplicated_lines")) {
917 $search = array("\n\n\n", "\n ", " \n", "[/quote]\n\n", "\n[/quote]", "[/li]\n", "\n[li]", "\n[ul]", "[/ul]\n", "\n\n[share ", "[/attachment]\n",
918 "\n[h1]", "[/h1]\n", "\n[h2]", "[/h2]\n", "\n[h3]", "[/h3]\n", "\n[h4]", "[/h4]\n", "\n[h5]", "[/h5]\n", "\n[h6]", "[/h6]\n");
919 $replace = array("\n\n", "\n", "\n", "[/quote]\n", "[/quote]", "[/li]", "[li]", "[ul]", "[/ul]", "\n[share ", "[/attachment]",
920 "[h1]", "[/h1]", "[h2]", "[/h2]", "[h3]", "[/h3]", "[h4]", "[/h4]", "[h5]", "[/h5]", "[h6]", "[/h6]");
923 $Text = str_replace($search, $replace, $Text);
924 } while ($oldtext != $Text);
927 // Handle attached links or videos
928 $Text = bb_attachment($Text, $simplehtml, $tryoembed);
930 $Text = str_replace(array("\r","\n"), array('<br />', '<br />'), $Text);
933 $Text = str_replace(array("\n", "\r"), array('', ''), $Text);
936 // Set up the parameters for a URL search string
937 $URLSearchString = "^\[\]";
938 // Set up the parameters for a MAIL search string
939 $MAILSearchString = $URLSearchString;
941 // Remove all hashtag addresses
942 if ((!$tryoembed || $simplehtml) && !in_array($simplehtml, array(3, 7))) {
943 $Text = preg_replace("/([#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '$1$3', $Text);
944 } elseif ($simplehtml == 3) {
945 $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
946 '$1<a href="$2">$3</a>',
948 } elseif ($simplehtml == 7) {
949 $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
950 '$1<span class="vcard"><a href="$2" class="url" title="$3"><span class="fn nickname mention">$3</span></a></span>',
952 } elseif (!$simplehtml) {
953 $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
954 '$1<a href="$2" class="userinfo mention" title="$3">$3</a>',
958 // Bookmarks in red - will be converted to bookmarks in friendica
959 $Text = preg_replace("/#\^\[url\]([$URLSearchString]*)\[\/url\]/ism", '[bookmark=$1]$1[/bookmark]', $Text);
960 $Text = preg_replace("/#\^\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[bookmark=$1]$2[/bookmark]', $Text);
961 $Text = preg_replace("/#\[url\=[$URLSearchString]*\]\^\[\/url\]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/i",
962 "[bookmark=$1]$2[/bookmark]", $Text);
964 if (in_array($simplehtml, array(2, 6, 7, 8, 9))) {
965 $Text = preg_replace_callback("/([^#@])\[url\=([^\]]*)\](.*?)\[\/url\]/ism", "bb_expand_links", $Text);
966 //$Text = preg_replace("/[^#@]\[url\=([^\]]*)\](.*?)\[\/url\]/ism", ' $2 [url]$1[/url]', $Text);
967 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", ' $2 [url]$1[/url]',$Text);
970 if ($simplehtml == 5) {
971 $Text = preg_replace("/[^#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[url]$1[/url]', $Text);
974 // Perform URL Search
976 $Text = preg_replace_callback("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", 'tryoembed', $Text);
979 if ($simplehtml == 5) {
980 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", '[url]$1[/url]', $Text);
982 $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", '[url=$1]$2[/url]', $Text);
985 // Handle Diaspora posts
986 $Text = preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi", 'bb_DiasporaLinks', $Text);
988 // Server independent link to posts and comments
989 // See issue: https://github.com/diaspora/diaspora_federation/issues/75
990 $expression = "=diaspora://.*?/post/([0-9A-Za-z\-_@.:]{15,254}[0-9A-Za-z])=ism";
991 $Text = preg_replace($expression, System::baseUrl()."/display/$1", $Text);
993 // if the HTML is used to generate plain text, then don't do this search, but replace all URL of that kind to text
994 // if ($simplehtml != 7) {
995 if (!$forplaintext) {
996 if ($simplehtml != 7) {
997 $Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="_blank">$2</a>', $Text);
999 $Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url]$2[/url]', $Text);
1001 $Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism", 'bb_style_url', $Text);
1002 $Text = preg_replace_callback("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", 'bb_style_url', $Text);
1005 $Text = preg_replace("(\[url\]([$URLSearchString]*)\[\/url\])ism", " $1 ", $Text);
1006 $Text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_RemovePictureLinks', $Text);
1011 $Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism", 'tryoembed', $Text);
1014 $Text = preg_replace("/([#])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
1015 '$1<a href="$2" class="tag" title="$3">$3</a>', $Text);
1017 $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$1</a>', $Text);
1018 $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
1019 //$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
1021 // Red compatibility, though the link can't be authenticated on Friendica
1022 $Text = preg_replace("/\[zrl\=([$URLSearchString]*)\](.*?)\[\/zrl\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
1025 // we may need to restrict this further if it picks up too many strays
1026 // link acct:user@host to a webfinger profile redirector
1028 $Text = preg_replace('/acct:([^@]+)@((?!\-)(?:[a-zA-Z\d\-]{0,62}[a-zA-Z\d]\.){1,126}(?!\d+)[a-zA-Z\d]{1,63})/', '<a href="' . System::baseUrl() . '/acctlink?addr=$1@$2" target="extlink">acct:$1@$2</a>', $Text);
1030 // Perform MAIL Search
1031 $Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);
1032 $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
1034 // leave open the posibility of [map=something]
1035 // this is replaced in prepare_body() which has knowledge of the item location
1037 if (strpos($Text, '[/map]') !== false) {
1038 $Text = preg_replace_callback("/\[map\](.*?)\[\/map\]/ism", 'bb_map_location', $Text);
1040 if (strpos($Text, '[map=') !== false) {
1041 $Text = preg_replace_callback("/\[map=(.*?)\]/ism", 'bb_map_coords', $Text);
1043 if (strpos($Text, '[map]') !== false) {
1044 $Text = preg_replace("/\[map\]/", '<div class="map"></div>', $Text);
1047 // Check for headers
1048 $Text = preg_replace("(\[h1\](.*?)\[\/h1\])ism", '<h1>$1</h1>', $Text);
1049 $Text = preg_replace("(\[h2\](.*?)\[\/h2\])ism", '<h2>$1</h2>', $Text);
1050 $Text = preg_replace("(\[h3\](.*?)\[\/h3\])ism", '<h3>$1</h3>', $Text);
1051 $Text = preg_replace("(\[h4\](.*?)\[\/h4\])ism", '<h4>$1</h4>', $Text);
1052 $Text = preg_replace("(\[h5\](.*?)\[\/h5\])ism", '<h5>$1</h5>', $Text);
1053 $Text = preg_replace("(\[h6\](.*?)\[\/h6\])ism", '<h6>$1</h6>', $Text);
1055 // Check for paragraph
1056 $Text = preg_replace("(\[p\](.*?)\[\/p\])ism", '<p>$1</p>', $Text);
1058 // Check for bold text
1059 $Text = preg_replace("(\[b\](.*?)\[\/b\])ism", '<strong>$1</strong>', $Text);
1061 // Check for Italics text
1062 $Text = preg_replace("(\[i\](.*?)\[\/i\])ism", '<em>$1</em>', $Text);
1064 // Check for Underline text
1065 $Text = preg_replace("(\[u\](.*?)\[\/u\])ism", '<u>$1</u>', $Text);
1067 // Check for strike-through text
1068 $Text = preg_replace("(\[s\](.*?)\[\/s\])ism", '<strike>$1</strike>', $Text);
1070 // Check for over-line text
1071 $Text = preg_replace("(\[o\](.*?)\[\/o\])ism", '<span class="overline">$1</span>', $Text);
1073 // Check for colored text
1074 $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism", "<span style=\"color: $1;\">$2</span>", $Text);
1076 // Check for sized text
1077 // [size=50] --> font-size: 50px (with the unit).
1078 $Text = preg_replace("(\[size=(\d*?)\](.*?)\[\/size\])ism", "<span style=\"font-size: $1px; line-height: initial;\">$2</span>", $Text);
1079 $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism", "<span style=\"font-size: $1; line-height: initial;\">$2</span>", $Text);
1081 // Check for centered text
1082 $Text = preg_replace("(\[center\](.*?)\[\/center\])ism", "<div style=\"text-align:center;\">$1</div>", $Text);
1084 // Check for list text
1085 $Text = str_replace("[*]", "<li>", $Text);
1087 // Check for style sheet commands
1088 $Text = preg_replace_callback("(\[style=(.*?)\](.*?)\[\/style\])ism", "bb_cleanstyle", $Text);
1090 // Check for CSS classes
1091 $Text = preg_replace_callback("(\[class=(.*?)\](.*?)\[\/class\])ism", "bb_cleanclass", $Text);
1093 // handle nested lists
1096 while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) ||
1097 ((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) ||
1098 ((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) ||
1099 ((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) {
1100 $Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>', $Text);
1101 $Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '<ul class="listnone" style="list-style-type: none;">$1</ul>', $Text);
1102 $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>', $Text);
1103 $Text = preg_replace("/\[list=((?-i)i)\](.*?)\[\/list\]/ism", '<ul class="listlowerroman" style="list-style-type: lower-roman;">$2</ul>', $Text);
1104 $Text = preg_replace("/\[list=((?-i)I)\](.*?)\[\/list\]/ism", '<ul class="listupperroman" style="list-style-type: upper-roman;">$2</ul>', $Text);
1105 $Text = preg_replace("/\[list=((?-i)a)\](.*?)\[\/list\]/ism", '<ul class="listloweralpha" style="list-style-type: lower-alpha;">$2</ul>', $Text);
1106 $Text = preg_replace("/\[list=((?-i)A)\](.*?)\[\/list\]/ism", '<ul class="listupperalpha" style="list-style-type: upper-alpha;">$2</ul>', $Text);
1107 $Text = preg_replace("/\[ul\](.*?)\[\/ul\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>', $Text);
1108 $Text = preg_replace("/\[ol\](.*?)\[\/ol\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>', $Text);
1109 $Text = preg_replace("/\[li\](.*?)\[\/li\]/ism", '<li>$1</li>', $Text);
1112 $Text = preg_replace("/\[th\](.*?)\[\/th\]/sm", '<th>$1</th>', $Text);
1113 $Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '<td>$1</td>', $Text);
1114 $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '<tr>$1</tr>', $Text);
1115 $Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '<table>$1</table>', $Text);
1117 $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '<table border="1" >$1</table>', $Text);
1118 $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '<table border="0" >$1</table>', $Text);
1120 $Text = str_replace('[hr]', '<hr />', $Text);
1122 // This is actually executed in prepare_body()
1124 $Text = str_replace('[nosmile]', '', $Text);
1126 // Check for font change text
1127 $Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm", "<span style=\"font-family: $1;\">$2</span>", $Text);
1129 // Declare the format for [code] layout
1131 // $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism", 'stripcode_br_cb', $Text);
1133 $CodeLayout = '<code>$1</code>';
1134 // Check for [code] text
1135 $Text = preg_replace("/\[code\](.*?)\[\/code\]/ism", "$CodeLayout", $Text);
1137 // Declare the format for [spoiler] layout
1138 $SpoilerLayout = '<blockquote class="spoiler">$1</blockquote>';
1140 // Check for [spoiler] text
1141 // handle nested quotes
1143 while ((strpos($Text, "[/spoiler]") !== false) && (strpos($Text, "[spoiler]") !== false) && (++$endlessloop < 20)) {
1144 $Text = preg_replace("/\[spoiler\](.*?)\[\/spoiler\]/ism", "$SpoilerLayout", $Text);
1147 // Check for [spoiler=Author] text
1149 $t_wrote = t('$1 wrote:');
1151 // handle nested quotes
1153 while ((strpos($Text, "[/spoiler]")!== false) && (strpos($Text, "[spoiler=") !== false) && (++$endlessloop < 20)) {
1154 $Text = preg_replace("/\[spoiler=[\"\']*(.*?)[\"\']*\](.*?)\[\/spoiler\]/ism",
1155 "<br /><strong class=".'"spoiler"'.">" . $t_wrote . "</strong><blockquote class=".'"spoiler"'.">$2</blockquote>",
1159 // Declare the format for [quote] layout
1160 $QuoteLayout = '<blockquote>$1</blockquote>';
1162 // Check for [quote] text
1163 // handle nested quotes
1165 while ((strpos($Text, "[/quote]") !== false) && (strpos($Text, "[quote]") !== false) && (++$endlessloop < 20)) {
1166 $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/ism", "$QuoteLayout", $Text);
1169 // Check for [quote=Author] text
1171 $t_wrote = t('$1 wrote:');
1173 // handle nested quotes
1175 while ((strpos($Text, "[/quote]")!== false) && (strpos($Text, "[quote=") !== false) && (++$endlessloop < 20)) {
1176 $Text = preg_replace("/\[quote=[\"\']*(.*?)[\"\']*\](.*?)\[\/quote\]/ism",
1177 "<br /><strong class=".'"author"'.">" . $t_wrote . "</strong><blockquote>$2</blockquote>",
1182 // [img=widthxheight]image source[/img]
1183 $Text = preg_replace_callback("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", 'bb_PictureCacheExt', $Text);
1185 $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="width: $1px;" >', $Text);
1186 $Text = preg_replace("/\[zmg\=([0-9]*)x([0-9]*)\](.*?)\[\/zmg\]/ism", '<img class="zrl" src="$3" style="width: $1px;" >', $Text);
1189 // [img]pathtoimage[/img]
1190 $Text = preg_replace_callback("/\[img\](.*?)\[\/img\]/ism", 'bb_PictureCache', $Text);
1192 $Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
1193 $Text = preg_replace("/\[zmg\](.*?)\[\/zmg\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
1196 $Text = preg_replace_callback("/(.*?)\[share(.*?)\](.*?)\[\/share\]/ism",
1197 function ($match) use ($simplehtml) {
1198 return bb_ShareAttributes($match, $simplehtml);
1201 $Text = preg_replace("/\[crypt\](.*?)\[\/crypt\]/ism", '<br/><img src="' .System::baseUrl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /><br />', $Text);
1202 $Text = preg_replace("/\[crypt(.*?)\](.*?)\[\/crypt\]/ism", '<br/><img src="' .System::baseUrl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . '$1' . ' ' . t('Encrypted content') . '" /><br />', $Text);
1203 //$Text = preg_replace("/\[crypt=(.*?)\](.*?)\[\/crypt\]/ism", '<br/><img src="' .System::baseUrl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . '$1' . ' ' . t('Encrypted content') . '" /><br />', $Text);
1207 $Text = preg_replace("/\[video\](.*?\.(ogg|ogv|oga|ogm|webm|mp4))\[\/video\]/ism", '<video src="$1" controls="controls" width="' . $a->videowidth . '" height="' . $a->videoheight . '"><a href="$1">$1</a></video>', $Text);
1208 $Text = preg_replace("/\[audio\](.*?\.(ogg|ogv|oga|ogm|webm|mp4|mp3))\[\/audio\]/ism", '<audio src="$1" controls="controls"><a href="$1">$1</a></audio>', $Text);
1210 $Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
1211 $Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
1213 $Text = preg_replace("/\[video\](.*?)\[\/video\]/",
1214 '<a href="$1" target="_blank">$1</a>', $Text);
1215 $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/",
1216 '<a href="$1" target="_blank">$1</a>', $Text);
1219 // html5 video and audio
1223 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<iframe src="$1" width="' . $a->videowidth . '" height="' . $a->videoheight . '"><a href="$1">$1</a></iframe>', $Text);
1225 $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<a href="$1">$1</a>', $Text);
1228 // Youtube extensions
1230 $Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
1231 $Text = preg_replace_callback("/\[youtube\](www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
1232 $Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
1235 $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism", '[youtube]$1[/youtube]', $Text);
1236 $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism", '[youtube]$1[/youtube]', $Text);
1237 $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism", '[youtube]$1[/youtube]', $Text);
1240 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", '<iframe width="' . $a->videowidth . '" height="' . $a->videoheight . '" src="https://www.youtube.com/embed/$1" frameborder="0" ></iframe>', $Text);
1242 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
1243 '<a href="https://www.youtube.com/watch?v=$1" target="_blank">https://www.youtube.com/watch?v=$1</a>', $Text);
1247 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism", 'tryoembed', $Text);
1248 $Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism", 'tryoembed', $Text);
1251 $Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism", '[vimeo]$1[/vimeo]', $Text);
1252 $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism", '[vimeo]$1[/vimeo]', $Text);
1255 $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", '<iframe width="' . $a->videowidth . '" height="' . $a->videoheight . '" src="https://player.vimeo.com/video/$1" frameborder="0" ></iframe>', $Text);
1257 $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
1258 '<a href="https://vimeo.com/$1" target="_blank">https://vimeo.com/$1</a>', $Text);
1261 // $Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<object width="425" height="350" type="application/x-shockwave-flash" data="http://www.youtube.com/v/$1" ><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
1264 $Text = oembed_bbcode2html($Text);
1266 // Avoid triple linefeeds through oembed
1267 $Text = str_replace("<br style='clear:left'></span><br /><br />", "<br style='clear:left'></span><br />", $Text);
1269 // If we found an event earlier, strip out all the event code and replace with a reformatted version.
1270 // Replace the event-start section with the entire formatted event. The other bbcode is stripped.
1271 // Summary (e.g. title) is required, earlier revisions only required description (in addition to
1272 // start which is always required). Allow desc with a missing summary for compatibility.
1274 if ((x($ev, 'desc') || x($ev, 'summary')) && x($ev, 'start')) {
1275 $sub = format_event_html($ev, $simplehtml);
1277 $Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism", '', $Text);
1278 $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism", '', $Text);
1279 $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism", $sub, $Text);
1280 $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism", '', $Text);
1281 $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism", '', $Text);
1282 $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism", '', $Text);
1283 $Text = preg_replace("/\[event\-id\](.*?)\[\/event\-id\]/ism", '', $Text);
1286 // Replace non graphical smilies for external posts
1288 $Text = Smilies::replace($Text, false, true);
1291 // Replace inline code blocks
1292 $Text = preg_replace_callback("|(?!<br[^>]*>)<code>([^<]*)</code>(?!<br[^>]*>)|ism",
1293 function ($match) use ($simplehtml) {
1294 $return = '<key>' . $match[1] . '</key>';
1295 // Use <code> for Diaspora inline code blocks
1296 if ($simplehtml === 3) {
1297 $return = '<code>' . $match[1] . '</code>';
1303 // Unhide all [noparse] contained bbtags unspacefying them
1304 // and triming the [noparse] tag.
1306 $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_unspacefy_and_trim', $Text);
1307 $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_unspacefy_and_trim', $Text);
1308 $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim', $Text);
1311 $Text = preg_replace('/\[\&\;([#a-z0-9]+)\;\]/', '&$1;', $Text);
1312 $Text = preg_replace('/\&\#039\;/', '\'', $Text);
1313 $Text = preg_replace('/\"\;/', '"', $Text);
1315 // fix any escaped ampersands that may have been converted into links
1316 $Text = preg_replace('/\<([^>]*?)(src|href)=(.*?)\&\;(.*?)\>/ism', '<$1$2=$3&$4>', $Text);
1318 // sanitizes src attributes (http and redir URLs for displaying in a web page, cid used for inline images in emails)
1319 static $allowed_src_protocols = array('http', 'redir', 'cid');
1320 $Text = preg_replace('#<([^>]*?)(src)="(?!' . implode('|', $allowed_src_protocols) . ')(.*?)"(.*?)>#ism',
1321 '<$1$2=""$4 class="invalid-src" title="' . t('Invalid source protocol') . '">', $Text);
1323 // sanitize href attributes (only whitelisted protocols URLs)
1324 // default value for backward compatibility
1325 $allowed_link_protocols = Config::get('system', 'allowed_link_protocols', array('ftp', 'mailto', 'gopher', 'cid'));
1327 // Always allowed protocol even if config isn't set or not including it
1328 $allowed_link_protocols[] = 'http';
1329 $allowed_link_protocols[] = 'redir/';
1331 $regex = '#<([^>]*?)(href)="(?!' . implode('|', $allowed_link_protocols) . ')(.*?)"(.*?)>#ism';
1332 $Text = preg_replace($regex, '<$1$2="javascript:void(0)"$4 class="invalid-href" title="' . t('Invalid link protocol') . '">', $Text);
1335 $Text = bb_replace_images($Text, $saved_image);
1338 // Clean up the HTML by loading and saving the HTML with the DOM.
1339 // Bad structured html can break a whole page.
1340 // For performance reasons do it only with ativated item cache or at export.
1341 if (!$tryoembed || (get_itemcachepath() != "")) {
1342 $doc = new DOMDocument();
1343 $doc->preserveWhiteSpace = false;
1345 $Text = mb_convert_encoding($Text, 'HTML-ENTITIES', "UTF-8");
1347 $doctype = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">';
1348 $encoding = '<?xml encoding="UTF-8">';
1349 @$doc->loadHTML($encoding.$doctype."<html><body>".$Text."</body></html>");
1350 $doc->encoding = 'UTF-8';
1351 $Text = $doc->saveHTML();
1352 $Text = str_replace(array("<html><body>", "</body></html>", $doctype, $encoding), array("", "", "", ""), $Text);
1354 $Text = str_replace('<br></li>', '</li>', $Text);
1356 //$Text = mb_convert_encoding($Text, "UTF-8", 'HTML-ENTITIES');
1359 // Clean up some useless linebreaks in lists
1360 //$Text = str_replace('<br /><ul', '<ul ', $Text);
1361 //$Text = str_replace('</ul><br />', '</ul>', $Text);
1362 //$Text = str_replace('</li><br />', '</li>', $Text);
1363 //$Text = str_replace('<br /><li>', '<li>', $Text);
1364 //$Text = str_replace('<br /><ul', '<ul ', $Text);
1366 call_hooks('bbcode', $Text);
1372 * @brief Removes the "abstract" element from the text
1374 * @param string $text The text with BBCode
1375 * @return string The same text - but without "abstract" element
1377 function remove_abstract($text) {
1378 $text = preg_replace("/[\s|\n]*\[abstract\].*?\[\/abstract\][\s|\n]*/ism", '', $text);
1379 $text = preg_replace("/[\s|\n]*\[abstract=.*?\].*?\[\/abstract][\s|\n]*/ism", '', $text);
1385 * @brief Returns the value of the "abstract" element
1387 * @param string $text The text that maybe contains the element
1388 * @param string $addon The addon for which the abstract is meant for
1389 * @return string The abstract
1391 function fetch_abstract($text, $addon = "") {
1393 $abstracts = array();
1394 $addon = strtolower($addon);
1396 if (preg_match_all("/\[abstract=(.*?)\](.*?)\[\/abstract\]/ism",$text, $results, PREG_SET_ORDER))
1397 foreach ($results AS $result)
1398 $abstracts[strtolower($result[1])] = $result[2];
1400 if (isset($abstracts[$addon]))
1401 $abstract = $abstracts[$addon];
1403 if ($abstract == "")
1404 if (preg_match("/\[abstract\](.*?)\[\/abstract\]/ism",$text, $result))
1405 $abstract = $result[1];