<?php
-
/**
* @file src/Content/Text/BBCode.php
*/
use Friendica\Core\Cache;
use Friendica\Core\Config;
use Friendica\Core\L10n;
-use Friendica\Core\PConfig;
+use Friendica\Core\Logger;
use Friendica\Core\Protocol;
+use Friendica\Core\Renderer;
use Friendica\Core\System;
use Friendica\Model\Contact;
use Friendica\Model\Event;
use Friendica\Util\Map;
use Friendica\Util\Network;
use Friendica\Util\ParseUrl;
-use League\HTMLToMarkdown\HtmlConverter;
-
-require_once "mod/proxy.php";
+use Friendica\Util\Proxy as ProxyUtils;
+use Friendica\Util\Strings;
+use Friendica\Util\XML;
class BBCode extends BaseObject
{
$post["url"] = $matches[1];
$post["title"] = $matches[2];
}
- if (($post["url"] == "") && (in_array($post["type"], ["link", "video"]))
+ if (!empty($post["url"]) && (in_array($post["type"], ["link", "video"]))
&& preg_match("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", $attacheddata, $matches)) {
$post["url"] = $matches[1];
}
$type = "";
preg_match("/type='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$type = strtolower($matches[1]);
}
preg_match('/type="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$type = strtolower($matches[1]);
}
$url = "";
preg_match("/url='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$url = $matches[1];
}
preg_match('/url="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$url = $matches[1];
}
$title = "";
preg_match("/title='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$title = $matches[1];
}
preg_match('/title="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$title = $matches[1];
}
$image = "";
preg_match("/image='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$image = $matches[1];
}
preg_match('/image="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$image = $matches[1];
}
$preview = "";
preg_match("/preview='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$preview = $matches[1];
}
preg_match('/preview="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
+ if (!empty($matches[1])) {
$preview = $matches[1];
}
*/
$has_title = !empty($item['title']);
- $plink = (!empty($item['plink']) ? $item['plink'] : '');
+ $plink = defaults($item, 'plink', '');
$post = self::getAttachmentData($body);
// if nothing is found, it maybe having an image.
*/
public static function toPlaintext($text, $keep_urls = true)
{
- $naked_text = preg_replace('/\[(.+?)\]/','', $text);
+ $naked_text = preg_replace('/\[(.+?)\]\s*/','', $text);
if (!$keep_urls) {
$naked_text = preg_replace('#https?\://[^\s<]+[^\s\.\)]#i', '', $naked_text);
}
{
// Only send proxied pictures to API and for internal display
if (in_array($simplehtml, [false, 2])) {
- return proxy_url($image);
+ return ProxyUtils::proxifyUrl($image);
} else {
return $image;
}
$c = preg_match_all('/\[img.*?\](.*?)\[\/img\]/ism', $s, $matches, PREG_SET_ORDER);
if ($c) {
foreach ($matches as $mtch) {
- logger('scale_external_image: ' . $mtch[1]);
+ Logger::log('scale_external_image: ' . $mtch[1]);
$hostname = str_replace('www.', '', substr(System::baseUrl(), strpos(System::baseUrl(), '://') + 3));
if (stristr($mtch[1], $hostname)) {
$Image->scaleDown(640);
$new_width = $Image->getWidth();
$new_height = $Image->getHeight();
- logger('scale_external_images: ' . $orig_width . '->' . $new_width . 'w ' . $orig_height . '->' . $new_height . 'h' . ' match: ' . $mtch[0], LOGGER_DEBUG);
+ Logger::log('scale_external_images: ' . $orig_width . '->' . $new_width . 'w ' . $orig_height . '->' . $new_height . 'h' . ' match: ' . $mtch[0], Logger::DEBUG);
$s = str_replace(
$mtch[0],
'[img=' . $new_width . 'x' . $new_height. ']' . $scaled . '[/img]'
: ''),
$s
);
- logger('scale_external_images: new string: ' . $s, LOGGER_DEBUG);
+ Logger::log('scale_external_images: new string: ' . $s, Logger::DEBUG);
}
}
}
*/
public static function limitBodySize($body)
{
- $maxlen = get_max_import_size();
+ $maxlen = Config::get('config', 'max_import_size', 0);
// If the length of the body, including the embedded images, is smaller
// than the maximum, then don't waste time looking for the images
if ($maxlen && (strlen($body) > $maxlen)) {
- logger('the total body length exceeds the limit', LOGGER_DEBUG);
+ Logger::log('the total body length exceeds the limit', Logger::DEBUG);
$orig_body = $body;
$new_body = '';
if (($textlen + $img_start) > $maxlen) {
if ($textlen < $maxlen) {
- logger('the limit happens before an embedded image', LOGGER_DEBUG);
+ Logger::log('the limit happens before an embedded image', Logger::DEBUG);
$new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
$textlen = $maxlen;
}
if (($textlen + $img_end) > $maxlen) {
if ($textlen < $maxlen) {
- logger('the limit happens before the end of a non-embedded image', LOGGER_DEBUG);
+ Logger::log('the limit happens before the end of a non-embedded image', Logger::DEBUG);
$new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
$textlen = $maxlen;
}
if (($textlen + strlen($orig_body)) > $maxlen) {
if ($textlen < $maxlen) {
- logger('the limit happens after the end of the last image', LOGGER_DEBUG);
+ Logger::log('the limit happens after the end of the last image', Logger::DEBUG);
$new_body = $new_body . substr($orig_body, 0, $maxlen - $textlen);
}
} else {
- logger('the text size with embedded images extracted did not violate the limit', LOGGER_DEBUG);
+ Logger::log('the text size with embedded images extracted did not violate the limit', Logger::DEBUG);
$new_body = $new_body . $orig_body;
}
if (isset($data["title"])) {
$data["title"] = strip_tags($data["title"]);
$data["title"] = str_replace(["http://", "https://"], "", $data["title"]);
+ } else {
+ $data["title"] = null;
}
if (((strpos($data["text"], "[img=") !== false) || (strpos($data["text"], "[img]") !== false) || Config::get('system', 'always_show_preview')) && !empty($data["image"])) {
$return = sprintf('<div class="type-%s">', $data["type"]);
}
- if (!empty($data["image"])) {
- $return .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $data["url"], self::proxyUrl($data["image"], $simplehtml), $data["title"]);
- } elseif (!empty($data["preview"])) {
- $return .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $data["url"], self::proxyUrl($data["preview"], $simplehtml), $data["title"]);
- }
-
- if (($data["type"] == "photo") && !empty($data["url"]) && !empty($data["image"])) {
- $return .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a>', $data["url"], self::proxyUrl($data["image"], $simplehtml), $data["title"]);
- } else {
- $return .= sprintf('<h4><a href="%s">%s</a></h4>', $data['url'], $data['title']);
+ if (!empty($data['title']) && !empty($data['url'])) {
+ if (!empty($data["image"]) && empty($data["text"]) && ($data["type"] == "photo")) {
+ $return .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a>', $data["url"], self::proxyUrl($data["image"], $simplehtml), $data["title"]);
+ } else {
+ if (!empty($data["image"])) {
+ $return .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $data["url"], self::proxyUrl($data["image"], $simplehtml), $data["title"]);
+ } elseif (!empty($data["preview"])) {
+ $return .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $data["url"], self::proxyUrl($data["preview"], $simplehtml), $data["title"]);
+ }
+ $return .= sprintf('<h4><a href="%s">%s</a></h4>', $data['url'], $data['title']);
+ }
}
- if ($data["description"] != "" && $data["description"] != $data["title"]) {
+ if (!empty($data["description"]) && $data["description"] != $data["title"]) {
// Sanitize the HTML by converting it to BBCode
$bbcode = HTML::toBBCode($data["description"]);
$return .= sprintf('<blockquote>%s</blockquote>', trim(self::convert($bbcode)));
}
- if ($data["type"] == "link") {
+
+ if (!empty($data['url'])) {
$return .= sprintf('<sup><a href="%s">%s</a></sup>', $data['url'], parse_url($data['url'], PHP_URL_HOST));
}
}
}
- return trim($data["text"] . ' ' . $return . ' ' . $data["after"]);
+ return trim(defaults($data, 'text', '') . ' ' . $return . ' ' . defaults($data, 'after', ''));
}
public static function removeShareInformation($Text, $plaintext = false, $nolink = false)
if (!$data) {
return $Text;
} elseif ($nolink) {
- return $data["text"] . $data["after"];
+ return $data["text"] . defaults($data, 'after', '');
}
$title = htmlentities(defaults($data, 'title', ''), ENT_QUOTES, 'UTF-8', false);
}
// If the link already is included in the post, don't add it again
- if (($data["url"] != "") && strpos($data["text"], $data["url"])) {
+ if (!empty($data["url"]) && strpos($data["text"], $data["url"])) {
return $data["text"] . $data["after"];
}
$text = $data["text"];
- if (($data["url"] != "") && ($data["title"] != "")) {
+ if (!empty($data["url"]) && !empty($data["title"])) {
$text .= "\n[url=" . $data["url"] . "]" . $data["title"] . "[/url]";
- } elseif (($data["url"] != "")) {
+ } elseif (!empty($data["url"])) {
$text .= "\n[url]" . $data["url"] . "[/url]";
}
}
/**
- * Processes [share] tags
+ * This function converts a [share] block to text according to a provided callback function whose signature is:
*
- * Note: Can produce a [bookmark] tag in the output
+ * function(array $attributes, array $author_contact, string $content, boolean $is_quote_share): string
*
- * @brief Processes [share] tags
- * @param array $share preg_match_callback result array
- * @param bool|int $simplehtml
- * @return string
+ * Where:
+ * - $attributes is an array of attributes of the [share] block itself. Missing keys will be completed by the contact
+ * data lookup
+ * - $author_contact is a contact record array
+ * - $content is the inner content of the [share] block
+ * - $is_quote_share indicates whether there's any content before the [share] block
+ * - Return value is the string that should replace the [share] block in the provided text
+ *
+ * This function is intended to be used by addon connector to format a share block like the target network is expecting it.
+ *
+ * @param string $text A BBCode string
+ * @param callable $callback
+ * @return string The BBCode string with all [share] blocks replaced
*/
- private static function convertShare($share, $simplehtml)
+ public static function convertShare($text, callable $callback)
{
- $attributes = $share[2];
-
- $author = "";
- preg_match("/author='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
- $author = html_entity_decode($matches[1], ENT_QUOTES, 'UTF-8');
- }
-
- preg_match('/author="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
- $author = $matches[1];
- }
-
- $profile = "";
- preg_match("/profile='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
- $profile = $matches[1];
- }
-
- preg_match('/profile="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
- $profile = $matches[1];
- }
-
- $avatar = "";
- preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
- $avatar = $matches[1];
- }
-
- preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
- $avatar = $matches[1];
- }
-
- $link = "";
- preg_match("/link='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
- $link = $matches[1];
- }
-
- preg_match('/link="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
- $link = $matches[1];
- }
-
- $posted = "";
-
- preg_match("/posted='(.*?)'/ism", $attributes, $matches);
- if (x($matches, 1)) {
- $posted = $matches[1];
- }
-
- preg_match('/posted="(.*?)"/ism', $attributes, $matches);
- if (x($matches, 1)) {
- $posted = $matches[1];
- }
+ $return = preg_replace_callback(
+ "/(.*?)\[share(.*?)\](.*?)\[\/share\]/ism",
+ function ($match) use ($callback) {
+ $attribute_string = $match[2];
+
+ $attributes = [];
+ foreach(['author', 'profile', 'avatar', 'link', 'posted'] as $field) {
+ preg_match("/$field=(['\"])(.+?)\\1/ism", $attribute_string, $matches);
+ $attributes[$field] = html_entity_decode(defaults($matches, 2, ''), ENT_QUOTES, 'UTF-8');
+ }
- // We only call this so that a previously unknown contact can be added.
- // This is important for the function "Model\Contact::getDetailsByURL()".
- // This function then can fetch an entry from the contact table.
- Contact::getIdForURL($profile, 0, true);
+ // We only call this so that a previously unknown contact can be added.
+ // This is important for the function "Model\Contact::getDetailsByURL()".
+ // This function then can fetch an entry from the contact table.
+ Contact::getIdForURL($attributes['profile'], 0, true);
- $data = Contact::getDetailsByURL($profile);
+ $author_contact = Contact::getDetailsByURL($attributes['profile']);
+ $author_contact['addr'] = defaults($author_contact, 'addr' , Protocol::getAddrFromProfileUrl($attributes['profile']));
- if (x($data, "name") && x($data, "addr")) {
- $userid_compact = $data["name"] . " (" . $data["addr"] . ")";
- } else {
- $userid_compact = Protocol::getAddrFromProfileUrl($profile, $author);
- }
+ $attributes['author'] = defaults($author_contact, 'name' , $attributes['author']);
+ $attributes['avatar'] = defaults($author_contact, 'micro', $attributes['avatar']);
+ $attributes['profile'] = defaults($author_contact, 'url' , $attributes['profile']);
- if (x($data, "addr")) {
- $userid = $data["addr"];
- } else {
- $userid = Protocol::formatMention($profile, $author);
- }
+ if ($attributes['avatar']) {
+ $attributes['avatar'] = ProxyUtils::proxifyUrl($attributes['avatar'], false, ProxyUtils::SIZE_THUMB);
+ }
- if (x($data, "name")) {
- $author = $data["name"];
- }
+ return $match[1] . $callback($attributes, $author_contact, $match[3], trim($match[1]) != '');
+ },
+ $text
+ );
- if (x($data, "micro")) {
- $avatar = $data["micro"];
- }
+ return $return;
+ }
- $preshare = trim($share[1]);
- if ($preshare != "") {
- $preshare .= "<br />";
- }
+ /**
+ * Default [share] tag conversion callback
+ *
+ * Note: Can produce a [bookmark] tag in the output
+ *
+ * @see BBCode::convertShare()
+ * @param array $attributes [share] block attribute values
+ * @param array $author_contact Contact row of the shared author
+ * @param string $content Inner content of the [share] block
+ * @param boolean $is_quote_share Whether there is content before the [share] block
+ * @param integer $simplehtml Mysterious integer value depending on the target network/formatting style
+ * @return string
+ */
+ private static function convertShareCallback(array $attributes, array $author_contact, $content, $is_quote_share, $simplehtml)
+ {
+ $mention = Protocol::formatMention($attributes['profile'], $attributes['author']);
switch ($simplehtml) {
case 1:
- $text = $preshare . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . ' <a href="' . $profile . '">' . $userid . "</a>: <br />»" . $share[3] . "«";
+ $text = ($is_quote_share? '<br />' : '') . '<p>' . html_entity_decode('♲ ', ENT_QUOTES, 'UTF-8') . ' <a href="' . $attributes['profile'] . '">' . $mention . '</a>: </p>' . "\n" . '«' . $content . '»';
break;
case 2:
- $text = $preshare . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . ' ' . $userid_compact . ": <br />" . $share[3];
+ $text = ($is_quote_share? '<br />' : '') . '<p>' . html_entity_decode('♲ ', ENT_QUOTES, 'UTF-8') . ' ' . $author_contact['addr'] . ': </p>' . "\n" . $content;
break;
case 3: // Diaspora
- $headline = '<b>' . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . $userid . ':</b><br />';
-
- $text = trim($share[1]);
-
- if ($text != "") {
- $text .= "<hr />";
- }
+ $headline = '<p><b>' . html_entity_decode('♲ ', ENT_QUOTES, 'UTF-8') . $mention . ':</b></p>' . "\n";
- if (stripos(normalise_link($link), 'http://twitter.com/') === 0) {
- $text .= '<br /><a href="' . $link . '">' . $link . '</a>';
+ if (stripos(Strings::normaliseLink($attributes['link']), 'http://twitter.com/') === 0) {
+ $text = ($is_quote_share? '<hr />' : '') . '<p><a href="' . $attributes['link'] . '">' . $attributes['link'] . '</a></p>' . "\n";
} else {
- $text .= $headline . '<blockquote>' . trim($share[3]) . "</blockquote><br />";
+ $text = ($is_quote_share? '<hr />' : '') . $headline . '<blockquote>' . trim($content) . '</blockquote>' . "\n";
- if ($link != "") {
- $text .= '<br /><a href="' . $link . '">[l]</a>';
+ if ($attributes['link'] != '') {
+ $text .= '<p><a href="' . $attributes['link'] . '">[l]</a></p>' . "\n";
}
}
break;
case 4:
- $headline = '<br /><b>' . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
- $headline .= L10n::t('<a href="%1$s" target="_blank">%2$s</a> %3$s', $link, $userid, $posted);
- $headline .= ":</b><br />";
+ $headline = '<p><b>' . html_entity_decode('♲ ', ENT_QUOTES, 'UTF-8');
+ $headline .= L10n::t('<a href="%1$s" target="_blank">%2$s</a> %3$s', $attributes['link'], $mention, $attributes['posted']);
+ $headline .= ':</b></p>' . "\n";
- $text = trim($share[1]);
-
- if ($text != "") {
- $text .= "<hr />";
- }
-
- $text .= $headline . '<blockquote class="shared_content">' . trim($share[3]) . "</blockquote><br />";
+ $text = ($is_quote_share? '<hr />' : '') . $headline . '<blockquote class="shared_content">' . trim($content) . '</blockquote>' . "\n";
break;
case 5:
- $text = $preshare . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . ' ' . $userid_compact . ": <br />" . $share[3];
- break;
- case 6: // app.net
- $text = $preshare . ">> @" . $userid_compact . ": <br />" . $share[3];
+ $text = ($is_quote_share? '<br />' : '') . '<p>' . html_entity_decode('♲ ', ENT_QUOTES, 'UTF-8') . ' ' . $author_contact['addr'] . ': </p>' . "\n" . $content;
break;
case 7: // statusnet/GNU Social
- $text = $preshare . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . " @" . $userid_compact . ": " . $share[3];
+ $text = ($is_quote_share? '<br />' : '') . '<p>' . html_entity_decode('♲ ', ENT_QUOTES, 'UTF-8') . ' @' . $author_contact['addr'] . ': ' . $content . '</p>' . "\n";
break;
- case 8: // twitter
- $text = $preshare . "RT @" . $userid_compact . ": " . $share[3];
- break;
- case 9: // Google+/Facebook
- $text = $preshare . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . ' ' . $userid_compact . ": <br />" . $share[3];
+ case 9: // Google+
+ $text = ($is_quote_share? '<br />' : '') . '<p>' . html_entity_decode('♲ ', ENT_QUOTES, 'UTF-8') . ' ' . $author_contact['addr'] . ': </p>' . "\n";
+ $text .= '<p>' . $content . '</p>' . "\n";
- if ($link != "") {
- $text .= "<br /><br />" . $link;
+ if ($attributes['link'] != '') {
+ $text .= '<p>' . $attributes['link'] . '</p>';
}
break;
default:
// Transforms quoted tweets in rich attachments to avoid nested tweets
- if (stripos(normalise_link($link), 'http://twitter.com/') === 0 && OEmbed::isAllowedURL($link)) {
+ if (stripos(Strings::normaliseLink($attributes['link']), 'http://twitter.com/') === 0 && OEmbed::isAllowedURL($attributes['link'])) {
try {
- $oembed = OEmbed::getHTML($link, $preshare);
+ $text = ($is_quote_share? '<br />' : '') . OEmbed::getHTML($attributes['link']);
} catch (Exception $e) {
- $oembed = sprintf('[bookmark=%s]%s[/bookmark]', $link, $preshare);
+ $text = ($is_quote_share? '<br />' : '') . sprintf('[bookmark=%s]%s[/bookmark]', $attributes['link'], $content);
}
-
- $text = $preshare . $oembed;
} else {
- $text = trim($share[1]) . "\n";
-
- $avatar = proxy_url($avatar, false, PROXY_SIZE_THUMB);
-
- $tpl = get_markup_template('shared_content.tpl');
- $text .= replace_macros($tpl, [
- '$profile' => $profile,
- '$avatar' => $avatar,
- '$author' => $author,
- '$link' => $link,
- '$posted' => $posted,
- '$content' => trim($share[3])
+ $text = ($is_quote_share? "\n" : '');
+
+ $tpl = Renderer::getMarkupTemplate('shared_content.tpl');
+ $text .= Renderer::replaceMacros($tpl, [
+ '$profile' => $attributes['profile'],
+ '$avatar' => $attributes['avatar'],
+ '$author' => $attributes['author'],
+ '$link' => $attributes['link'],
+ '$posted' => $attributes['posted'],
+ '$content' => trim($content)
]);
}
break;
$ch = @curl_init($match[1]);
@curl_setopt($ch, CURLOPT_NOBODY, true);
@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
- @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
+ @curl_setopt($ch, CURLOPT_USERAGENT, $a->getUserAgent());
@curl_exec($ch);
$curl_info = @curl_getinfo($ch);
- $a->save_timestamp($stamp1, "network");
+ $a->saveTimestamp($stamp1, "network");
if (substr($curl_info["content_type"], 0, 6) == "image/") {
$text = "[url=" . $match[1] . "]" . $match[1] . "[/url]";
$ch = @curl_init($match[1]);
@curl_setopt($ch, CURLOPT_NOBODY, true);
@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
- @curl_setopt($ch, CURLOPT_USERAGENT, $a->get_useragent());
+ @curl_setopt($ch, CURLOPT_USERAGENT, $a->getUserAgent());
@curl_exec($ch);
$curl_info = @curl_getinfo($ch);
- $a->save_timestamp($stamp1, "network");
+ $a->saveTimestamp($stamp1, "network");
// if its a link to a picture then embed this picture
if (substr($curl_info["content_type"], 0, 6) == "image/") {
return $return;
}
- private static function textHighlightCallback($match)
- {
- // Fallback in case the language doesn't exist
- $return = '[code]' . $match[2] . '[/code]';
-
- if (in_array(strtolower($match[1]),
- ['php', 'css', 'mysql', 'sql', 'abap', 'diff', 'html', 'perl', 'ruby',
- 'vbscript', 'avrc', 'dtd', 'java', 'xml', 'cpp', 'python', 'javascript', 'js', 'sh', 'bash'])
- ) {
- $return = text_highlight($match[2], strtolower($match[1]));
- }
-
- return $return;
- }
-
/**
* @brief Converts a BBCode message to HTML message
*
* Simple HTML values meaning:
* - 0: Friendica display
* - 1: Unused
- * - 2: Used for Facebook, Google+, Windows Phone push, Friendica API
+ * - 2: Used for 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
+ * - 6: Unused
* - 7: Used for dfrn, OStatus
* - 8: Used for WP backlink text setting
*
return $return;
};
+ // Extracting multi-line code blocks before the whitespace processing
+ $codeblocks = [];
+
+ $text = preg_replace_callback("#\[code(?:=([^\]]*))?\](.*?)\[\/code\]#is",
+ function ($matches) use (&$codeblocks) {
+ $return = $matches[0];
+ if (strpos($matches[2], "\n") !== false) {
+ $return = '#codeblock-' . count($codeblocks) . '#';
+
+ $codeblocks[] = '<pre><code class="language-' . trim($matches[1]) . '">' . trim($matches[2], "\n\r") . '</code></pre>';
+ }
+ return $return;
+ },
+ $text
+ );
+
// Hide all [noparse] contained bbtags by spacefying them
// POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image?
$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]", $text);
-
// when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems
if (!$try_oembed) {
$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", 'self::textHighlightCallback', $text);
- }
// Convert new line chars to html <br /> tags
// nlbr seems to be hopelessly messed up
// Handle Diaspora posts
$text = preg_replace_callback(
- "&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi",
+ "&\[url=/?posts/([^\[\]]*)\](.*)\[\/url\]&Usi",
function ($match) {
return "[url=" . System::baseUrl() . "/display/" . $match[1] . "]" . $match[2] . "[/url]";
}, $text
$expression = "=diaspora://.*?/post/([0-9A-Za-z\-_@.:]{15,254}[0-9A-Za-z])=ism";
$text = preg_replace($expression, System::baseUrl()."/display/$1", $text);
- $text = preg_replace("/([#])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
- '$1<a href="' . System::baseUrl() . '/search?tag=$3" class="tag" title="$3">$3</a>', $text);
-
- $text = preg_replace("/\[url\=([$URLSearchString]*)\]#(.*?)\[\/url\]/ism",
- '#<a href="' . System::baseUrl() . '/search?tag=$2" class="tag" title="$2">$2</a>', $text);
+ /* Tag conversion
+ * Supports:
+ * - #[url=<anything>]<term>[/url]
+ * - [url=<anything>]#<term>[/url]
+ */
+ $text = preg_replace_callback("/(?:#\[url\=[$URLSearchString]*\]|\[url\=[$URLSearchString]*\]#)(.*?)\[\/url\]/ism", function($matches) {
+ return '#<a href="'
+ . System::baseUrl() . '/search?tag=' . rawurlencode($matches[1])
+ . '" class="tag" title="' . XML::escape($matches[1]) . '">'
+ . XML::escape($matches[1])
+ . '</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);
$text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $text);
// leave open the posibility of [map=something]
- // this is replaced in prepare_body() which has knowledge of the item location
+ // this is replaced in Item::prepareBody() which has knowledge of the item location
if (strpos($text, '[/map]') !== false) {
$text = preg_replace_callback(
$text = str_replace('[hr]', '<hr />', $text);
- // This is actually executed in prepare_body()
+ // This is actually executed in Item::prepareBody()
$text = str_replace('[nosmile]', '', $text);
$text = preg_replace("/\[zmg\](.*?)\[\/zmg\]/ism", '<img src="$1" alt="' . L10n::t('Image/photo') . '" />', $text);
// Shared content
- $text = preg_replace_callback("/(.*?)\[share(.*?)\](.*?)\[\/share\]/ism",
- function ($match) use ($simple_html) {
- return self::convertShare($match, $simple_html);
- }, $text);
+ $text = self::convertShare(
+ $text,
+ function (array $attributes, array $author_contact, $content, $is_quote_share) use ($simple_html) {
+ return self::convertShareCallback($attributes, $author_contact, $content, $is_quote_share, $simple_html);
+ }
+ );
$text = preg_replace("/\[crypt\](.*?)\[\/crypt\]/ism", '<br/><img src="' .System::baseUrl() . '/images/lock_icon.gif" alt="' . L10n::t('Encrypted content') . '" title="' . L10n::t('Encrypted content') . '" /><br />', $text);
$text = preg_replace("/\[crypt(.*?)\](.*?)\[\/crypt\]/ism", '<br/><img src="' .System::baseUrl() . '/images/lock_icon.gif" alt="' . L10n::t('Encrypted content') . '" title="' . '$1' . ' ' . L10n::t('Encrypted content') . '" /><br />', $text);
// Summary (e.g. title) is required, earlier revisions only required description (in addition to
// start which is always required). Allow desc with a missing summary for compatibility.
- if ((x($ev, 'desc') || x($ev, 'summary')) && x($ev, 'start')) {
+ if ((!empty($ev['desc']) || !empty($ev['summary'])) && !empty($ev['start'])) {
$sub = Event::getHTML($ev, $simple_html);
$text = preg_replace("/\[event\-summary\](.*?)\[\/event\-summary\]/ism", '', $text);
$text = Smilies::replace($text, false, true);
}
- // Replace inline code blocks
- $text = preg_replace_callback("|(?!<br[^>]*>)<code>([^<]*)</code>(?!<br[^>]*>)|ism",
- function ($match) use ($simple_html) {
- $return = '<key>' . $match[1] . '</key>';
- // Use <code> for Diaspora inline code blocks
- if ($simple_html === 3) {
- $return = '<code>' . $match[1] . '</code>';
- }
- return $return;
- }
- , $text);
-
// Unhide all [noparse] contained bbtags unspacefying them
// and triming the [noparse] tag.
$text = self::interpolateSavedImagesIntoItemBody($text, $saved_image);
}
+ // Restore code blocks
+ $text = preg_replace_callback('/#codeblock-([0-9]+)#/iU',
+ function ($matches) use ($codeblocks) {
+ $return = $matches[0];
+ if (isset($codeblocks[intval($matches[1])])) {
+ $return = $codeblocks[$matches[1]];
+ }
+ return $return;
+ },
+ $text
+ );
+
// 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.
// Converting images with size parameters to simple images. Markdown doesn't know it.
$text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $text);
- // Extracting multi-line code blocks before the whitespace processing/code highlighter in self::convert()
- $codeblocks = [];
-
- $text = preg_replace_callback("#\[code(?:=([^\]]*))?\](.*?)\[\/code\]#is",
- function ($matches) use (&$codeblocks) {
- $return = $matches[0];
- if (strpos($matches[2], "\n") !== false) {
- $return = '#codeblock-' . count($codeblocks) . '#';
-
- $prefix = '````' . $matches[1] . PHP_EOL;
- $codeblocks[] = $prefix . trim($matches[2]) . PHP_EOL . '````';
- }
- return $return;
- },
- $text
- );
-
// Convert it to HTML - don't try oembed
if ($for_diaspora) {
$text = self::convert($text, false, 3);
$stamp1 = microtime(true);
// Now convert HTML to Markdown
- $converter = new HtmlConverter();
- $text = $converter->convert($text);
+ $text = HTML::toMarkdown($text);
// unmask the special chars back to HTML
$text = str_replace(['&\_lt\_;', '&\_gt\_;', '&\_amp\_;'], ['<', '>', '&'], $text);
- $a->save_timestamp($stamp1, "parser");
+ $a->saveTimestamp($stamp1, "parser");
// Libertree has a problem with escaped hashtags.
$text = str_replace(['\#'], ['#'], $text);
);
}
- // Restore code blocks
- $text = preg_replace_callback('/#codeblock-([0-9]+)#/iU',
- function ($matches) use ($codeblocks) {
- $return = '';
- if (isset($codeblocks[intval($matches[1])])) {
- $return = $codeblocks[$matches[1]];
- }
- return $return;
- },
- $text
- );
-
Addon::callHooks('bb2diaspora', $text);
return $text;
}
+
+ /**
+ * @brief Pull out all #hashtags and @person tags from $string.
+ *
+ * We also get @person@domain.com - which would make
+ * the regex quite complicated as tags can also
+ * end a sentence. So we'll run through our results
+ * and strip the period from any tags which end with one.
+ * Returns array of tags found, or empty array.
+ *
+ * @param string $string Post content
+ *
+ * @return array List of tag and person names
+ */
+ public static function getTags($string)
+ {
+ $ret = [];
+
+ // Convert hashtag links to hashtags
+ $string = preg_replace('/#\[url\=([^\[\]]*)\](.*?)\[\/url\]/ism', '#$2', $string);
+
+ // ignore anything in a code block
+ $string = preg_replace('/\[code\](.*?)\[\/code\]/sm', '', $string);
+
+ // Force line feeds at bbtags
+ $string = str_replace(['[', ']'], ["\n[", "]\n"], $string);
+
+ // ignore anything in a bbtag
+ $string = preg_replace('/\[(.*?)\]/sm', '', $string);
+
+ // Match full names against @tags including the space between first and last
+ // We will look these up afterward to see if they are full names or not recognisable.
+
+ if (preg_match_all('/(@[^ \x0D\x0A,:?]+ [^ \x0D\x0A@,:?]+)([ \x0D\x0A@,:?]|$)/', $string, $matches)) {
+ foreach ($matches[1] as $match) {
+ if (strstr($match, ']')) {
+ // we might be inside a bbcode color tag - leave it alone
+ continue;
+ }
+
+ if (substr($match, -1, 1) === '.') {
+ $ret[] = substr($match, 0, -1);
+ } else {
+ $ret[] = $match;
+ }
+ }
+ }
+
+ // Otherwise pull out single word tags. These can be @nickname, @first_last
+ // and #hash tags.
+
+ if (preg_match_all('/([!#@][^\^ \x0D\x0A,;:?]+)([ \x0D\x0A,;:?]|$)/', $string, $matches)) {
+ foreach ($matches[1] as $match) {
+ if (strstr($match, ']')) {
+ // we might be inside a bbcode color tag - leave it alone
+ continue;
+ }
+ if (substr($match, -1, 1) === '.') {
+ $match = substr($match,0,-1);
+ }
+ // ignore strictly numeric tags like #1
+ if ((strpos($match, '#') === 0) && ctype_digit(substr($match, 1))) {
+ continue;
+ }
+ // try not to catch url fragments
+ if (strpos($string, $match) && preg_match('/[a-zA-z0-9\/]/', substr($string, strpos($string, $match) - 1, 1))) {
+ continue;
+ }
+ $ret[] = $match;
+ }
+ }
+
+ return $ret;
+ }
}