Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
use Friendica\Core\Config;
require_once 'include/oembed.php';
require_once 'include/event.php';
require_once 'include/map.php';
require_once 'mod/proxy.php';
require_once 'include/Contact.php';
require_once 'include/plaintext.php';
function bb_PictureCacheExt($matches) {
if (strpos($matches[3], "data:image/") === 0) {
return $matches[0];
}
$matches[3] = proxy_url($matches[3]);
return "[img=" . $matches[1] . "x" . $matches[2] . "]" . $matches[3] . "[/img]";
}
function bb_PictureCache($matches) {
if (strpos($matches[1], "data:image/") === 0) {
return $matches[0];
}
$matches[1] = proxy_url($matches[1]);
return "[img]" . $matches[1] . "[/img]";
}
function bb_map_coords($match) {
// the extra space in the following line is intentional
return str_replace($match[0], '<div class="map" >' . generate_map(str_replace('/', ' ', $match[1])) . '</div>', $match[0]);
}
function bb_map_location($match) {
// the extra space in the following line is intentional
return str_replace($match[0], '<div class="map" >' . generate_named_map($match[1]) . '</div>', $match[0]);
}
function bb_attachment($Text, $simplehtml = false, $tryoembed = true) {
$data = get_attachment_data($Text);
if (!$data) {
return $Text;
}
if (isset($data["title"])) {
$data["title"] = strip_tags($data["title"]);
$data["title"] = str_replace(array("http://", "https://"), "", $data["title"]);
}
if (((strpos($data["text"], "[img=") !== false) OR (strpos($data["text"], "[img]") !== false)) AND ($data["image"] != "")) {
$data["preview"] = $data["image"];
$data["image"] = "";
}
if ($simplehtml == 7) {
$title2 = $data["title"];
$test1 = trim(html_entity_decode($data["text"],ENT_QUOTES,'UTF-8'));
$test2 = trim(html_entity_decode($data["title"],ENT_QUOTES,'UTF-8'));
// If the link description is similar to the text above then don't add the link description
if (($data["title"] != "") AND ((strpos($test1,$test2) !== false) OR
(similar_text($test1,$test2) / strlen($data["title"])) > 0.9)) {
$title2 = $data["url"];
}
$text = sprintf('<a href="%s" title="%s" class="attachment" rel="nofollow external">%s</a><br />',
$data["url"], $data["title"], $title2);
} elseif (($simplehtml != 4) AND ($simplehtml != 0)) {
$text = sprintf('<a href="%s" target="_blank">%s</a><br>', $data["url"], $data["title"]);
} else {
$text = sprintf('<span class="type-%s">', $data["type"]);
$bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $data["url"], $data["title"]), $data["url"], $data["title"]);
if ($tryoembed) {
$oembed = tryoembed($bookmark);
} else {
$oembed = $bookmark[0];
}
if (strstr(strtolower($oembed), "<iframe ")) {
$text = $oembed;
} else {
if (($data["image"] != "") AND !strstr(strtolower($oembed), "<img ")) {
$text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $data["url"], proxy_url($data["image"]), $data["title"]);
} elseif (($data["preview"] != "") AND !strstr(strtolower($oembed), "<img ")) {
$text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $data["url"], proxy_url($data["preview"]), $data["title"]);
}
if (($data["type"] == "photo") AND ($data["url"] != "") AND ($data["image"] != "")) {
$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"]);
} else {
$text .= $oembed;
}
if (trim($data["description"]) != "") {
$text .= sprintf('<blockquote>%s</blockquote></span>', trim(bbcode($data["description"])));
}
}
}
return trim($data["text"].' '.$text.' '.$data["after"]);
}
function bb_remove_share_information($Text, $plaintext = false, $nolink = false) {
$data = get_attachment_data($Text);
if (!$data) {
return $Text;
} elseif ($nolink) {
return $data["text"] . $data["after"];
}
$title = htmlentities($data["title"], ENT_QUOTES, 'UTF-8', false);
$text = htmlentities($data["text"], ENT_QUOTES, 'UTF-8', false);
if ($plaintext OR (($title != "") AND strstr($text, $title))) {
$data["title"] = $data["url"];
} elseif (($text != "") AND strstr($title, $text)) {
$data["text"] = $data["title"];
$data["title"] = $data["url"];
}
if (($data["text"] == "") AND ($data["title"] != "") AND ($data["url"] == "")) {
return $data["title"] . $data["after"];
}
// If the link already is included in the post, don't add it again
if (($data["url"] != "") AND strpos($data["text"], $data["url"])) {
return $data["text"] . $data["after"];
}
$text = $data["text"];
if (($data["url"] != "") AND ($data["title"] != "")) {
$text .= "\n[url=" . $data["url"] . "]" . $data["title"] . "[/url]";
} elseif (($data["url"] != "")) {
$text .= "\n" . $data["url"];
}
return $text . "\n" . $data["after"];
}
function bb_cleanstyle($st) {
return "<span style=\"" . cleancss($st[1]) . ";\">" . $st[2] . "</span>";
}
function bb_cleanclass($st) {
return "<span class=\"" . cleancss($st[1]) . "\">" . $st[2] . "</span>";
}
function cleancss($input) {
$cleaned = "";
$input = strtolower($input);
for ($i = 0; $i < strlen($input); $i++) {
$char = substr($input, $i, 1);
if (($char >= "a") and ($char <= "z")) {
$cleaned .= $char;
}
if (!(strpos(" #;:0123456789-_.%", $char) === false)) {
$cleaned .= $char;
}
}
return $cleaned;
}
function stripcode_br_cb($s) {
return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
}
function tryoembed($match) {
$url = $match[1];
// Always embed the SSL version
$url = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
array("https://www.youtube.com/", "https://player.vimeo.com/"), $url);
$o = oembed_fetch_url($url);
if (!is_object($o)) {
return $match[0];
}
if (isset($match[2])) {
$o->title = $match[2];
}
if ($o->type == "error") {
return $match[0];
}
$html = oembed_format_object($o);
return $html;
}
/*
* [noparse][i]italic[/i][/noparse] turns into
* [noparse][ i ]italic[ /i ][/noparse],
* to hide them from parser.
*/
function bb_spacefy($st) {
$whole_match = $st[0];
$captured = $st[1];
$spacefied = preg_replace("/\[(.*?)\]/", "[ $1 ]", $captured);
$new_str = str_replace($captured, $spacefied, $whole_match);
return $new_str;
}
/*
* The previously spacefied [noparse][ i ]italic[ /i ][/noparse],
* now turns back and the [noparse] tags are trimed
* returning [i]italic[/i]
*/
function bb_unspacefy_and_trim($st) {
$whole_match = $st[0];
$captured = $st[1];
$unspacefied = preg_replace("/\[ (.*?)\ ]/", "[$1]", $captured);
return $unspacefied;
}
function bb_find_open_close($s, $open, $close, $occurence = 1) {
if ($occurence < 1) {
$occurence = 1;
}
$start_pos = -1;
for ($i = 1; $i <= $occurence; $i++) {
if ($start_pos !== false) {
$start_pos = strpos($s, $open, $start_pos + 1);
}
}
if ($start_pos === false) {
return false;
}
$end_pos = strpos($s, $close, $start_pos);
if ($end_pos === false) {
return false;
}
$res = array( 'start' => $start_pos, 'end' => $end_pos );
return $res;
}
function get_bb_tag_pos($s, $name, $occurence = 1) {
if ($occurence < 1) {
$occurence = 1;
}
$start_open = -1;
for ($i = 1; $i <= $occurence; $i++) {
if ($start_open !== false) {
$start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags
}
}
if ($start_open === false) {
return false;
}
$start_equal = strpos($s, '=', $start_open);
$start_close = strpos($s, ']', $start_open);
if ($start_close === false) {
return false;
}
$start_close++;
$end_open = strpos($s, '[/' . $name . ']', $start_close);
if ($end_open === false) {
return false;
}
$res = array(
'start' => array(
'open' => $start_open,
'close' => $start_close
),
'end' => array(
'open' => $end_open,
'close' => $end_open + strlen('[/' . $name . ']')
),
);
if ($start_equal !== false) {
$res['start']['equal'] = $start_equal + 1;
}
return $res;
}
function bb_tag_preg_replace($pattern, $replace, $name, $s) {
$string = $s;
$occurence = 1;
$pos = get_bb_tag_pos($string, $name, $occurence);
while ($pos !== false && $occurence < 1000) {
$start = substr($string, 0, $pos['start']['open']);
$subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
$end = substr($string, $pos['end']['close']);
if ($end === false) {
$end = '';
}
$subject = preg_replace($pattern, $replace, $subject);
$string = $start . $subject . $end;
$occurence++;
$pos = get_bb_tag_pos($string, $name, $occurence);
}
return $string;
}
if (! function_exists('bb_extract_images')) {
function bb_extract_images($body) {
$saved_image = array();
$orig_body = $body;
$new_body = '';
$cnt = 0;
$img_start = strpos($orig_body, '[img');
$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
while (($img_st_close !== false) && ($img_end !== false)) {
$img_st_close++; // make it point to AFTER the closing bracket
$img_end += $img_start;
if (! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
// This is an embedded image
$saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
$new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
$cnt++;
} else {
$new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
}
$orig_body = substr($orig_body, $img_end + strlen('[/img]'));
if ($orig_body === false) {
// in case the body ends on a closing image tag
$orig_body = '';
}
$img_start = strpos($orig_body, '[img');
$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
}
$new_body = $new_body . $orig_body;
return array('body' => $new_body, 'images' => $saved_image);
}}
if (! function_exists('bb_replace_images')) {
function bb_replace_images($body, $images) {
$newbody = $body;
$cnt = 0;
foreach ($images as $image) {
// We're depending on the property of 'foreach' (specified on the PHP website) that
// it loops over the array starting from the first element and going sequentially
// to the last element
$newbody = str_replace('[$#saved_image' . $cnt . '#$]', '<img src="' . proxy_url($image) .'" alt="' . t('Image/photo') . '" />', $newbody);
$cnt++;
}
return $newbody;
}}
function bb_ShareAttributes($share, $simplehtml) {
$attributes = $share[2];
$author = "";
preg_match("/author='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
preg_match('/author="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$author = $matches[1];
$profile = "";
preg_match("/profile='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$profile = $matches[1];
preg_match('/profile="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$profile = $matches[1];
$avatar = "";
preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$avatar = $matches[1];
preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$avatar = $matches[1];
$link = "";
preg_match("/link='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$link = $matches[1];
preg_match('/link="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$link = $matches[1];
$posted = "";
$itemcache = get_itemcachepath();
preg_match("/posted='(.*?)'/ism", $attributes, $matches);
if ($matches[1] != "")
$posted = $matches[1];
preg_match('/posted="(.*?)"/ism', $attributes, $matches);
if ($matches[1] != "")
$posted = $matches[1];
// relative dates only make sense when they aren't cached
if ($itemcache == "")
$reldate = (($posted) ? " " . relative_date($posted) : '');
// We only call this so that a previously unknown contact can be added.
// This is important for the function "get_contact_details_by_url".
// This function then can fetch an entry from the contact table.
get_contact($profile, 0);
$data = get_contact_details_by_url($profile);
if (isset($data["name"]) AND ($data["name"] != "") AND isset($data["addr"]) AND ($data["addr"] != ""))
$userid_compact = $data["name"]." (".$data["addr"].")";
else
$userid_compact = GetProfileUsername($profile,$author, true);
if (isset($data["addr"]) AND ($data["addr"] != ""))
$userid = $data["addr"];
else
$userid = GetProfileUsername($profile,$author, false);
if (isset($data["name"]) AND ($data["name"] != ""))
$author = $data["name"];
if (isset($data["micro"]) AND ($data["micro"] != ""))
$avatar = $data["micro"];
$preshare = trim($share[1]);
if ($preshare != "")
$preshare .= "<br /><br />";
switch ($simplehtml) {
case 1:
$text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' <a href="'.$profile.'">'.$userid."</a>: <br />»".$share[3]."«";
break;
case 2:
$text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
break;
case 3: // Diaspora
$headline .= '<b>'.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').$userid.':</b><br />';
$text = trim($share[1]);
if ($text != "")
$text .= "<hr />";
if (substr(normalise_link($link), 0, 19) != "http://twitter.com/") {
$text .= $headline.'<blockquote>'.trim($share[3])."</blockquote><br />";
if ($link != "")
$text .= '<br /><a href="'.$link.'">[l]</a>';
} else
$text .= '<br /><a href="'.$link.'">'.$link.'</a>';
break;
case 4:
$headline = '<div class="shared_header">';
$headline .= '<span><b>'.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8');
$headline .= sprintf(t('<a href="%1$s" target="_blank">%2$s</a> %3$s'), $link, $userid, $posted);
$headline .= ":</b></span></div>";
$text = trim($share[1]);
if ($text != "")
$text .= "<hr />";
$text .= $headline.'<blockquote class="shared_content">'.trim($share[3])."</blockquote><br />";
break;
case 5:
$text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
break;
case 6: // app.net
$text = $preshare."&gt;&gt; @".$userid_compact.": <br />".$share[3];
break;
case 7: // statusnet/GNU Social
$text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8')." @".$userid_compact.": ".$share[3];
break;
case 8: // twitter
$text = $preshare."RT @".$userid_compact.": ".$share[3];
break;
case 9: // Google+/Facebook
$text = $preshare.html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8').' '.$userid_compact.": <br />".$share[3];
if ($link != "")
$text .= "<br /><br />".$link;
break;
default:
$text = trim($share[1])."\n";
$avatar = proxy_url($avatar, false, PROXY_SIZE_THUMB);
$tpl = get_markup_template('shared_content.tpl');
$text .= replace_macros($tpl,
array(
'$profile' => $profile,
'$avatar' => $avatar,
'$author' => $author,
'$link' => $link,
'$posted' => $posted,
'$reldate' => $reldate,
'$content' => trim($share[3])
)
);
break;
}
return $text;
}
function GetProfileUsername($profile, $username, $compact = false, $getnetwork = false) {
$twitter = preg_replace("=https?://twitter.com/(.*)=ism", "$1@twitter.com", $profile);
if ($twitter != $profile) {
if ($getnetwork) {
return NETWORK_TWITTER;
} elseif ($compact) {
return $twitter;
} else {
return ($username . " (" . $twitter . ")");
}
}
$appnet = preg_replace("=https?://alpha.app.net/(.*)=ism", "$1@alpha.app.net", $profile);
if ($appnet != $profile) {
if ($getnetwork) {
return NETWORK_APPNET;
} elseif ($compact) {
return $appnet;
} else {
return ($username . " (" . $appnet . ")");
}
}
$gplus = preg_replace("=https?://plus.google.com/(.*)=ism", "$1@plus.google.com", $profile);
if ($gplus != $profile) {
if ($getnetwork) {
return NETWORK_GPLUS;
} elseif ($compact) {
return ($gplususername . " (" . $username . ")");
} else {
return ($username . " (" . $gplus . ")");
}
}
$friendica = preg_replace("=https?://(.*)/profile/(.*)=ism", "$2@$1", $profile);
if ($friendica != $profile) {
if ($getnetwork) {
return NETWORK_DFRN;
} elseif ($compact) {
return $friendica;
} else {
return ($username . " (" . $friendica . ")");
}
}
$diaspora = preg_replace("=https?://(.*)/u/(.*)=ism", "$2@$1", $profile);
if ($diaspora != $profile) {
if ($getnetwork) {
return NETWORK_DIASPORA;
} elseif ($compact) {
return $diaspora;
} else {
return ($username . " (" . $diaspora . ")");
}
}
$red = preg_replace("=https?://(.*)/channel/(.*)=ism", "$2@$1", $profile);
if ($red != $profile) {
if ($getnetwork) {
// red is identified as Diaspora - friendica can't connect directly to it
return NETWORK_DIASPORA;
} elseif ($compact) {
return $red;
} else {
return ($username . " (" . $red . ")");
}
}
$StatusnetHost = preg_replace("=https?://(.*)/user/(.*)=ism", "$1", $profile);
if ($StatusnetHost != $profile) {
$StatusnetUser = preg_replace("=https?://(.*)/user/(.*)=ism", "$2", $profile);
if ($StatusnetUser != $profile) {
/// @TODO Some hosts run on https, not just http and sometimes http is disabled, let's support both here
$UserData = fetch_url("http://".$StatusnetHost."/api/users/show.json?user_id=".$StatusnetUser);
$user = json_decode($UserData);
if ($user) {
if ($getnetwork) {
return NETWORK_STATUSNET;
} elseif ($compact) {
return ($user->screen_name . "@" . $StatusnetHost);
} else {
return ($username . " (" . $user->screen_name . "@" . $StatusnetHost . ")");
}
}
}
}
// pumpio (http://host.name/user)
$rest = preg_replace("=https?://([\.\w]+)/([\.\w]+)(.*)=ism", "$3", $profile);
if ($rest == "") {
$pumpio = preg_replace("=https?://([\.\w]+)/([\.\w]+)(.*)=ism", "$2@$1", $profile);
if ($pumpio != $profile) {
if ($getnetwork) {
return NETWORK_PUMPIO;
} elseif ($compact) {
return $pumpio;
} else {
return ($username . " (" . $pumpio . ")");
}
}
}
return $username;
}
function bb_DiasporaLinks($match) {
return "[url=".App::get_baseurl()."/display/".$match[1]."]".$match[2]."[/url]";
}
function bb_RemovePictureLinks($match) {
$text = Cache::get($match[1]);
if (is_null($text)) {
$a = get_app();
$stamp1 = microtime(true);
$ch = @curl_init($match[1]);
@curl_setopt($ch, CURLOPT_NOBODY, true);
@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
@curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
@curl_exec($ch);
$curl_info = @curl_getinfo($ch);
$a->save_timestamp($stamp1, "network");
if (substr($curl_info["content_type"], 0, 6) == "image/")
$text = "[url=".$match[1]."]".$match[1]."[/url]";
else {
$text = "[url=".$match[2]."]".$match[2]."[/url]";
// if its not a picture then look if its a page that contains a picture link
require_once("include/network.php");
$body = fetch_url($match[1]);
$doc = new DOMDocument();
@$doc->loadHTML($body);
$xpath = new DomXPath($doc);
$list = $xpath->query("//meta[@name]");
foreach ($list as $node) {
$attr = array();
if ($node->attributes->length)
foreach ($node->attributes as $attribute)
$attr[$attribute->name] = $attribute->value;
if (strtolower($attr["name"]) == "twitter:image")
$text = "[url=".$attr["content"]."]".$attr["content"]."[/url]";
}
}
Cache::set($match[1],$text);
}
return $text;
}
function bb_expand_links($match) {
if (($match[3] == "") OR ($match[2] == $match[3]) OR stristr($match[2], $match[3])) {
return ($match[1] . "[url]" . $match[2] . "[/url]");
} else {
return ($match[1] . $match[3] . " [url]" . $match[2] . "[/url]");
}
}
function bb_CleanPictureLinksSub($match) {
$text = Cache::get($match[1]);
if (is_null($text)) {
$a = get_app();
$stamp1 = microtime(true);
$ch = @curl_init($match[1]);
@curl_setopt($ch, CURLOPT_NOBODY, true);
@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
@curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
@curl_exec($ch);
$curl_info = @curl_getinfo($ch);
$a->save_timestamp($stamp1, "network");
// if its a link to a picture then embed this picture
if (substr($curl_info["content_type"], 0, 6) == "image/")
$text = "[img]".$match[1]."[/img]";
else {
$text = "[img]".$match[2]."[/img]";
// if its not a picture then look if its a page that contains a picture link
require_once("include/network.php");
$body = fetch_url($match[1]);
$doc = new DOMDocument();
@$doc->loadHTML($body);
$xpath = new DomXPath($doc);
$list = $xpath->query("//meta[@name]");
foreach ($list as $node) {
$attr = array();
if ($node->attributes->length)
foreach ($node->attributes as $attribute)
$attr[$attribute->name] = $attribute->value;
if (strtolower($attr["name"]) == "twitter:image")
$text = "[img]".$attr["content"]."[/img]";
}
}
Cache::set($match[1],$text);
}
return $text;
}
function bb_CleanPictureLinks($text) {
$text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_CleanPictureLinksSub', $text);
return $text;
}
function bb_highlight($match) {
if (in_array(strtolower($match[1]), ['php', 'css', 'mysql', 'sql', 'abap', 'diff', 'html', 'perl', 'ruby',
'vbscript', 'avrc', 'dtd', 'java', 'xml', 'cpp', 'python', 'javascript', 'js', 'sh'])) {
return text_highlight($match[2], strtolower($match[1]));
}
return $match[0];
}
/**
* @brief Converts a BBCode message to HTML message
*
* BBcode 2 HTML was written by WAY2WEB.net
* extended to work with Mistpark/Friendica - Mike Macgirvin
*
* Simple HTML values meaning:
* - 0: Friendica display
* - 1: Unused
* - 2: Used for Facebook, Google+, Windows Phone push, Friendica API
* - 3: Used before converting to Markdown in bb2diaspora.php
* - 4: Used for WordPress, Libertree (before Markdown), pump.io and tumblr
* - 5: Unused
* - 6: Used for Appnet
* - 7: Used for dfrn, OStatus
* - 8: Used for WP backlink text setting
*
* @staticvar array $allowed_src_protocols
* @param string $Text
* @param bool $preserve_nl
* @param bool $tryoembed
* @param int $simplehtml
* @param bool $forplaintext
* @return string
*/
function bbcode($Text, $preserve_nl = false, $tryoembed = true, $simplehtml = false, $forplaintext = false) {
$a = get_app();
// Hide all [noparse] contained bbtags by spacefying them
// POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image?
$Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy', $Text);
$Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy', $Text);
$Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy', $Text);
// Remove the abstract element. It is a non visible element.
$Text = remove_abstract($Text);
// Move all spaces out of the tags
$Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text);
$Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text);
// Extract the private images which use data urls since preg has issues with
// large data sizes. Stash them away while we do bbcode conversion, and then put them back
// in after we've done all the regex matching. We cannot use any preg functions to do this.
$extracted = bb_extract_images($Text);
$Text = $extracted['body'];
$saved_image = $extracted['images'];
// If we find any event code, turn it into an event.
// After we're finished processing the bbcode we'll
// replace all of the event code with a reformatted version.
$ev = bbtoevent($Text);
// Replace any html brackets with HTML Entities to prevent executing HTML or script
// Don't use strip_tags here because it breaks [url] search by replacing & with amp
$Text = str_replace("<", "&lt;", $Text);
$Text = str_replace(">", "&gt;", $Text);
// remove some newlines before the general conversion
$Text = preg_replace("/\s?\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "[share$1]$2[/share]", $Text);
$Text = preg_replace("/\s?\[quote(.*?)\]\s?(.*?)\s?\[\/quote\]\s?/ism", "[quote$1]$2[/quote]", $Text);
$Text = preg_replace("/\n\[code\]/ism", "[code]", $Text);
$Text = preg_replace("/\[\/code\]\n/ism", "[/code]", $Text);
// when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems
if (!$tryoembed) {
$Text = preg_replace("/\[share(.*?)avatar\s?=\s?'.*?'\s?(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "\n[share$1$2]$3[/share]", $Text);
}
// Check for [code] text here, before the linefeeds are messed with.
// The highlighter will unescape and re-escape the content.
if (strpos($Text, '[code=') !== false) {
$Text = preg_replace_callback("/\[code=(.*?)\](.*?)\[\/code\]/ism", 'bb_highlight', $Text);
}
// Convert new line chars to html <br /> tags
// nlbr seems to be hopelessly messed up
// $Text = nl2br($Text);
// We'll emulate it.
$Text = trim($Text);
$Text = str_replace("\r\n", "\n", $Text);
// removing multiplicated newlines
if (get_config("system", "remove_multiplicated_lines")) {
$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",
"\n[h1]", "[/h1]\n", "\n[h2]", "[/h2]\n", "\n[h3]", "[/h3]\n", "\n[h4]", "[/h4]\n", "\n[h5]", "[/h5]\n", "\n[h6]", "[/h6]\n");
$replace = array("\n\n", "\n", "\n", "[/quote]\n", "[/quote]", "[/li]", "[li]", "[ul]", "[/ul]", "\n[share ", "[/attachment]",
"[h1]", "[/h1]", "[h2]", "[/h2]", "[h3]", "[/h3]", "[h4]", "[/h4]", "[h5]", "[/h5]", "[h6]", "[/h6]");
do {
$oldtext = $Text;
$Text = str_replace($search, $replace, $Text);
} while ($oldtext != $Text);
}
// Handle attached links or videos
$Text = bb_attachment($Text, $simplehtml, $tryoembed);
$Text = str_replace(array("\r","\n"), array('<br />', '<br />'), $Text);
if ($preserve_nl) {
$Text = str_replace(array("\n", "\r"), array('', ''), $Text);
}
// Set up the parameters for a URL search string
$URLSearchString = "^\[\]";
// Set up the parameters for a MAIL search string
$MAILSearchString = $URLSearchString;
// Remove all hashtag addresses
if ((!$tryoembed OR $simplehtml) AND !in_array($simplehtml, array(3, 7))) {
$Text = preg_replace("/([#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '$1$3', $Text);
} elseif ($simplehtml == 3) {
$Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
'$1<a href="$2">$3</a>',
$Text);
} elseif ($simplehtml == 7) {
$Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
'$1<span class="vcard"><a href="$2" class="url" title="$3"><span class="fn nickname mention">$3</span></a></span>',
$Text);
} elseif (!$simplehtml) {
$Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
'$1<a href="$2" class="userinfo mention" title="$3">$3</a>',
$Text);
}
// Bookmarks in red - will be converted to bookmarks in friendica
$Text = preg_replace("/#\^\[url\]([$URLSearchString]*)\[\/url\]/ism", '[bookmark=$1]$1[/bookmark]', $Text);
$Text = preg_replace("/#\^\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[bookmark=$1]$2[/bookmark]', $Text);
$Text = preg_replace("/#\[url\=[$URLSearchString]*\]\^\[\/url\]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/i",
"[bookmark=$1]$2[/bookmark]", $Text);
if (in_array($simplehtml, array(2, 6, 7, 8, 9))) {
$Text = preg_replace_callback("/([^#@])\[url\=([^\]]*)\](.*?)\[\/url\]/ism", "bb_expand_links", $Text);
//$Text = preg_replace("/[^#@]\[url\=([^\]]*)\](.*?)\[\/url\]/ism", ' $2 [url]$1[/url]', $Text);
$Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", ' $2 [url]$1[/url]',$Text);
}
if ($simplehtml == 5) {
$Text = preg_replace("/[^#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[url]$1[/url]', $Text);
}
// Perform URL Search
if ($tryoembed) {
$Text = preg_replace_callback("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", 'tryoembed', $Text);
}
if ($simplehtml == 5) {
$Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", '[url]$1[/url]', $Text);
} else {
$Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism", '[url=$1]$2[/url]', $Text);
}
// Handle Diaspora posts
$Text = preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi", 'bb_DiasporaLinks', $Text);
// if the HTML is used to generate plain text, then don't do this search, but replace all URL of that kind to text
// if ($simplehtml != 7) {
if (!$forplaintext) {
$Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="_blank">$2</a>', $Text);
} else {
$Text = preg_replace("(\[url\]([$URLSearchString]*)\[\/url\])ism", " $1 ", $Text);
$Text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_RemovePictureLinks', $Text);
}
// }
if ($tryoembed) {
$Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism", 'tryoembed', $Text);
}
$Text = preg_replace("/([#])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
'$1<a href="$2" class="tag" title="$3">$3</a>', $Text);
$Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$1</a>', $Text);
$Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
//$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
// Red compatibility, though the link can't be authenticated on Friendica
$Text = preg_replace("/\[zrl\=([$URLSearchString]*)\](.*?)\[\/zrl\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
// we may need to restrict this further if it picks up too many strays
// link acct:user@host to a webfinger profile redirector
$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="' . App::get_baseurl() . '/acctlink?addr=$1@$2" target="extlink">acct:$1@$2</a>', $Text);
// Perform MAIL Search
$Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);
$Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
// leave open the posibility of [map=something]
// this is replaced in prepare_body() which has knowledge of the item location
if (strpos($Text, '[/map]') !== false) {
$Text = preg_replace_callback("/\[map\](.*?)\[\/map\]/ism", 'bb_map_location', $Text);
}
if (strpos($Text, '[map=') !== false) {
$Text = preg_replace_callback("/\[map=(.*?)\]/ism", 'bb_map_coords', $Text);
}
if (strpos($Text, '[map]') !== false) {
$Text = preg_replace("/\[map\]/", '<div class="map"></div>', $Text);
}
// Check for headers
$Text = preg_replace("(\[h1\](.*?)\[\/h1\])ism", '<h1>$1</h1>', $Text);
$Text = preg_replace("(\[h2\](.*?)\[\/h2\])ism", '<h2>$1</h2>', $Text);
$Text = preg_replace("(\[h3\](.*?)\[\/h3\])ism", '<h3>$1</h3>', $Text);
$Text = preg_replace("(\[h4\](.*?)\[\/h4\])ism", '<h4>$1</h4>', $Text);
$Text = preg_replace("(\[h5\](.*?)\[\/h5\])ism", '<h5>$1</h5>', $Text);
$Text = preg_replace("(\[h6\](.*?)\[\/h6\])ism", '<h6>$1</h6>', $Text);
// Check for paragraph
$Text = preg_replace("(\[p\](.*?)\[\/p\])ism", '<p>$1</p>', $Text);
// Check for bold text
$Text = preg_replace("(\[b\](.*?)\[\/b\])ism", '<strong>$1</strong>', $Text);
// Check for Italics text
$Text = preg_replace("(\[i\](.*?)\[\/i\])ism", '<em>$1</em>', $Text);
// Check for Underline text
$Text = preg_replace("(\[u\](.*?)\[\/u\])ism", '<u>$1</u>', $Text);
// Check for strike-through text
$Text = preg_replace("(\[s\](.*?)\[\/s\])ism", '<strike>$1</strike>', $Text);
// Check for over-line text
$Text = preg_replace("(\[o\](.*?)\[\/o\])ism", '<span class="overline">$1</span>', $Text);
// Check for colored text
$Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism", "<span style=\"color: $1;\">$2</span>", $Text);
// Check for sized text
// [size=50] --> font-size: 50px (with the unit).
$Text = preg_replace("(\[size=(\d*?)\](.*?)\[\/size\])ism", "<span style=\"font-size: $1px; line-height: initial;\">$2</span>", $Text);
$Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism", "<span style=\"font-size: $1; line-height: initial;\">$2</span>", $Text);
// Check for centered text
$Text = preg_replace("(\[center\](.*?)\[\/center\])ism", "<div style=\"text-align:center;\">$1</div>", $Text);
// Check for list text
$Text = str_replace("[*]", "<li>", $Text);
// Check for style sheet commands
$Text = preg_replace_callback("(\[style=(.*?)\](.*?)\[\/style\])ism", "bb_cleanstyle", $Text);
// Check for CSS classes
$Text = preg_replace_callback("(\[class=(.*?)\](.*?)\[\/class\])ism", "bb_cleanclass", $Text);
// handle nested lists
$endlessloop = 0;
while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) ||
((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) ||
((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) ||
((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) {
$Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>', $Text);
$Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '<ul class="listnone" style="list-style-type: none;">$1</ul>', $Text);
$Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>', $Text);
$Text = preg_replace("/\[list=((?-i)i)\](.*?)\[\/list\]/ism", '<ul class="listlowerroman" style="list-style-type: lower-roman;">$2</ul>', $Text);
$Text = preg_replace("/\[list=((?-i)I)\](.*?)\[\/list\]/ism", '<ul class="listupperroman" style="list-style-type: upper-roman;">$2</ul>', $Text);
$Text = preg_replace("/\[list=((?-i)a)\](.*?)\[\/list\]/ism", '<ul class="listloweralpha" style="list-style-type: lower-alpha;">$2</ul>', $Text);
$Text = preg_replace("/\[list=((?-i)A)\](.*?)\[\/list\]/ism", '<ul class="listupperalpha" style="list-style-type: upper-alpha;">$2</ul>', $Text);
$Text = preg_replace("/\[ul\](.*?)\[\/ul\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>', $Text);
$Text = preg_replace("/\[ol\](.*?)\[\/ol\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>', $Text);
$Text = preg_replace("/\[li\](.*?)\[\/li\]/ism", '<li>$1</li>', $Text);
}
$Text = preg_replace("/\[th\](.*?)\[\/th\]/sm", '<th>$1</th>', $Text);
$Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '<td>$1</td>', $Text);
$Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '<tr>$1</tr>', $Text);
$Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '<table>$1</table>', $Text);
$Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '<table border="1" >$1</table>', $Text);
$Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '<table border="0" >$1</table>', $Text);
$Text = str_replace('[hr]', '<hr />', $Text);
// This is actually executed in prepare_body()
$Text = str_replace('[nosmile]', '', $Text);
// Check for font change text
$Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm", "<span style=\"font-family: $1;\">$2</span>", $Text);
// Declare the format for [code] layout
// $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism", 'stripcode_br_cb', $Text);
$CodeLayout = '<code>$1</code>';
// Check for [code] text
$Text = preg_replace("/\[code\](.*?)\[\/code\]/ism", "$CodeLayout", $Text);
// Declare the format for [spoiler] layout
$SpoilerLayout = '<blockquote class="spoiler">$1</blockquote>';
// Check for [spoiler] text
// handle nested quotes
$endlessloop = 0;
while ((strpos($Text, "[/spoiler]") !== false) and (strpos($Text, "[spoiler]") !== false) and (++$endlessloop < 20)) {
$Text = preg_replace("/\[spoiler\](.*?)\[\/spoiler\]/ism", "$SpoilerLayout", $Text);
}
// Check for [spoiler=Author] text
$t_wrote = t('$1 wrote:');
// handle nested quotes
$endlessloop = 0;
while ((strpos($Text, "[/spoiler]")!== false) and (strpos($Text, "[spoiler=") !== false) and (++$endlessloop < 20)) {
$Text = preg_replace("/\[spoiler=[\"\']*(.*?)[\"\']*\](.*?)\[\/spoiler\]/ism",
"<br /><strong class=".'"spoiler"'.">" . $t_wrote . "</strong><blockquote class=".'"spoiler"'.">$2</blockquote>",
$Text);
}
// Declare the format for [quote] layout
$QuoteLayout = '<blockquote>$1</blockquote>';
// Check for [quote] text
// handle nested quotes
$endlessloop = 0;
while ((strpos($Text, "[/quote]") !== false) and (strpos($Text, "[quote]") !== false) and (++$endlessloop < 20)) {
$Text = preg_replace("/\[quote\](.*?)\[\/quote\]/ism", "$QuoteLayout", $Text);
}
// Check for [quote=Author] text
$t_wrote = t('$1 wrote:');
// handle nested quotes
$endlessloop = 0;
while ((strpos($Text, "[/quote]")!== false) and (strpos($Text, "[quote=") !== false) and (++$endlessloop < 20)) {
$Text = preg_replace("/\[quote=[\"\']*(.*?)[\"\']*\](.*?)\[\/quote\]/ism",
"<br /><strong class=".'"author"'.">" . $t_wrote . "</strong><blockquote>$2</blockquote>",
$Text);
}
// [img=widthxheight]image source[/img]
$Text = preg_replace_callback("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", 'bb_PictureCacheExt', $Text);
$Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="width: $1px;" >', $Text);
$Text = preg_replace("/\[zmg\=([0-9]*)x([0-9]*)\](.*?)\[\/zmg\]/ism", '<img class="zrl" src="$3" style="width: $1px;" >', $Text);
// Images
// [img]pathtoimage[/img]
$Text = preg_replace_callback("/\[img\](.*?)\[\/img\]/ism", 'bb_PictureCache', $Text);
$Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
$Text = preg_replace("/\[zmg\](.*?)\[\/zmg\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
// Shared content
$Text = preg_replace_callback("/(.*?)\[share(.*?)\](.*?)\[\/share\]/ism",
function ($match) use ($simplehtml) {
return bb_ShareAttributes($match, $simplehtml);
}, $Text);
$Text = preg_replace("/\[crypt\](.*?)\[\/crypt\]/ism", '<br/><img src="' .App::get_baseurl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /><br />', $Text);
$Text = preg_replace("/\[crypt(.*?)\](.*?)\[\/crypt\]/ism", '<br/><img src="' .App::get_baseurl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . '$1' . ' ' . t('Encrypted content') . '" /><br />', $Text);
//$Text = preg_replace("/\[crypt=(.*?)\](.*?)\[\/crypt\]/ism", '<br/><img src="' .App::get_baseurl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . '$1' . ' ' . t('Encrypted content') . '" /><br />', $Text);
// Try to Oembed
if ($tryoembed) {
$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);
$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);
$Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
$Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
} else {
$Text = preg_replace("/\[video\](.*?)\[\/video\]/",
'<a href="$1" target="_blank">$1</a>', $Text);
$Text = preg_replace("/\[audio\](.*?)\[\/audio\]/",
'<a href="$1" target="_blank">$1</a>', $Text);
}
// html5 video and audio
if ($tryoembed) {
$Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<iframe src="$1" width="' . $a->videowidth . '" height="' . $a->videoheight . '"><a href="$1">$1</a></iframe>', $Text);
} else {
$Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<a href="$1">$1</a>', $Text);
}
// Youtube extensions
if ($tryoembed) {
$Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
$Text = preg_replace_callback("/\[youtube\](www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
$Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
}
$Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism", '[youtube]$1[/youtube]', $Text);
$Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism", '[youtube]$1[/youtube]', $Text);
$Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism", '[youtube]$1[/youtube]', $Text);
if ($tryoembed) {
$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);
} else {
$Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism",
'<a href="https://www.youtube.com/watch?v=$1" target="_blank">https://www.youtube.com/watch?v=$1</a>', $Text);
}
if ($tryoembed) {
$Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism", 'tryoembed', $Text);
$Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism", 'tryoembed', $Text);
}
$Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism", '[vimeo]$1[/vimeo]', $Text);
$Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism", '[vimeo]$1[/vimeo]', $Text);
if ($tryoembed) {
$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);
} else {
$Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism",
'<a href="https://vimeo.com/$1" target="_blank">https://vimeo.com/$1</a>', $Text);
}
// $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);
// oembed tag
$Text = oembed_bbcode2html($Text);
// Avoid triple linefeeds through oembed
$Text = str_replace("<br style='clear:left'></span><br /><br />", "<br style='clear:left'></span><br />", $Text);
// If we found an event earlier, strip out all the event code and replace with a reformatted version.
// Replace the event-start section with the entire formatted event. The other bbcode is stripped.
// Summary (e.g. title) is required, earlier revisions only required description (in addition to
// start which is always required). Allow desc with a missing summary for compatibility.
if ((x($ev, 'desc') || x($ev, 'summary')) && x($ev, 'start')) {
$sub = format_event_html($ev, $simplehtml);
$Text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism", '', $Text);
$Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism", '', $Text);
$Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism", $sub, $Text);
$Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism", '', $Text);
$Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism", '', $Text);
$Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism", '', $Text);
$Text = preg_replace("/\[event\-id\](.*?)\[\/event\-id\]/ism", '', $Text);
}
// Replace inline code blocks
$Text = preg_replace_callback("|(?!<br[^>]*>)<code>([^<]*)</code>(?!<br[^>]*>)|ism",
function ($match) use ($simplehtml) {
$return = '<key>' . $match[1] . '</key>';
// Use <code> for Diaspora inline code blocks
if ($simplehtml === 3) {
$return = '<code>' . $match[1] . '</code>';
}
return $return;
}
, $Text);
// Unhide all [noparse] contained bbtags unspacefying them
// and triming the [noparse] tag.
$Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_unspacefy_and_trim', $Text);
$Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_unspacefy_and_trim', $Text);
$Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_unspacefy_and_trim', $Text);
$Text = preg_replace('/\[\&amp\;([#a-z0-9]+)\;\]/', '&$1;', $Text);
$Text = preg_replace('/\&\#039\;/', '\'', $Text);
$Text = preg_replace('/\&quot\;/', '"', $Text);
// fix any escaped ampersands that may have been converted into links
$Text = preg_replace('/\<([^>]*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism', '<$1$2=$3&$4>', $Text);
// sanitizes src attributes (http and redir URLs for displaying in a web page, cid used for inline images in emails)
static $allowed_src_protocols = array('http', 'redir', 'cid');
$Text = preg_replace('#<([^>]*?)(src)="(?!' . implode('|', $allowed_src_protocols) . ')(.*?)"(.*?)>#ism',
'<$1$2=""$4 class="invalid-src" title="' . t('Invalid source protocol') . '">', $Text);
// sanitize href attributes (only whitelisted protocols URLs)
// default value for backward compatibility
$allowed_link_protocols = Config::get('system', 'allowed_link_protocols', array('ftp', 'mailto', 'gopher', 'cid'));
// Always allowed protocol even if config isn't set or not including it
$allowed_link_protocols[] = 'http';
$regex = '#<([^>]*?)(href)="(?!' . implode('|', $allowed_link_protocols) . ')(.*?)"(.*?)>#ism';
$Text = preg_replace($regex, '<$1$2="javascript:void(0)"$4 class="invalid-href" title="' . t('Invalid link protocol') . '">', $Text);
if ($saved_image) {
$Text = bb_replace_images($Text, $saved_image);
}
// Clean up the HTML by loading and saving the HTML with the DOM.
// Bad structured html can break a whole page.
// For performance reasons do it only with ativated item cache or at export.
if (!$tryoembed OR (get_itemcachepath() != "")) {
$doc = new DOMDocument();
$doc->preserveWhiteSpace = false;
$Text = mb_convert_encoding($Text, 'HTML-ENTITIES', "UTF-8");
$doctype = '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">';
$encoding = '<?xml encoding="UTF-8">';
@$doc->loadHTML($encoding.$doctype."<html><body>".$Text."</body></html>");
$doc->encoding = 'UTF-8';
$Text = $doc->saveHTML();
$Text = str_replace(array("<html><body>", "</body></html>", $doctype, $encoding), array("", "", "", ""), $Text);
$Text = str_replace('<br></li>', '</li>', $Text);
//$Text = mb_convert_encoding($Text, "UTF-8", 'HTML-ENTITIES');
}
// Clean up some useless linebreaks in lists
//$Text = str_replace('<br /><ul', '<ul ', $Text);
//$Text = str_replace('</ul><br />', '</ul>', $Text);
//$Text = str_replace('</li><br />', '</li>', $Text);
//$Text = str_replace('<br /><li>', '<li>', $Text);
//$Text = str_replace('<br /><ul', '<ul ', $Text);
call_hooks('bbcode', $Text);
return trim($Text);
}
/**
* @brief Removes the "abstract" element from the text
*
* @param string $text The text with BBCode
* @return string The same text - but without "abstract" element
*/
function remove_abstract($text) {
$text = preg_replace("/[\s|\n]*\[abstract\].*?\[\/abstract\][\s|\n]*/ism", '', $text);
$text = preg_replace("/[\s|\n]*\[abstract=.*?\].*?\[\/abstract][\s|\n]*/ism", '', $text);
return $text;
}
/**
* @brief Returns the value of the "abstract" element
*
* @param string $text The text that maybe contains the element
* @param string $addon The addon for which the abstract is meant for
* @return string The abstract
*/
function fetch_abstract($text, $addon = "") {
$abstract = "";
$abstracts = array();
$addon = strtolower($addon);
if (preg_match_all("/\[abstract=(.*?)\](.*?)\[\/abstract\]/ism",$text, $results, PREG_SET_ORDER))
foreach ($results AS $result)
$abstracts[strtolower($result[1])] = $result[2];
if (isset($abstracts[$addon]))
$abstract = $abstracts[$addon];
if ($abstract == "")
if (preg_match("/\[abstract\](.*?)\[\/abstract\]/ism",$text, $result))
$abstract = $result[1];
return $abstract;
}