1427 lines
50 KiB
PHP
1427 lines
50 KiB
PHP
<?php
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use Friendica\App;
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use Friendica\Content\Smilies;
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use Friendica\Content\OEmbed;
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use Friendica\Core\Cache;
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use Friendica\Core\System;
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use Friendica\Core\Config;
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use Friendica\Model\Contact;
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use Friendica\Util\Map;
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require_once 'include/event.php';
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require_once 'mod/proxy.php';
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require_once 'include/plaintext.php';
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function bb_PictureCacheExt($matches) {
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if (strpos($matches[3], "data:image/") === 0) {
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return $matches[0];
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}
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$matches[3] = proxy_url($matches[3]);
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return "[img=" . $matches[1] . "x" . $matches[2] . "]" . $matches[3] . "[/img]";
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}
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function bb_PictureCache($matches) {
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if (strpos($matches[1], "data:image/") === 0) {
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return $matches[0];
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}
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$matches[1] = proxy_url($matches[1]);
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return "[img]" . $matches[1] . "[/img]";
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}
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function bb_map_coords($match) {
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// the extra space in the following line is intentional
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return str_replace($match[0], '<div class="map" >' . Map::byCoordinates(str_replace('/', ' ', $match[1])) . '</div>', $match[0]);
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}
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function bb_map_location($match) {
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// the extra space in the following line is intentional
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return str_replace($match[0], '<div class="map" >' . Map::byLocation($match[1]) . '</div>', $match[0]);
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}
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function bb_attachment($Text, $simplehtml = false, $tryoembed = true) {
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$data = get_attachment_data($Text);
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if (!$data) {
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return $Text;
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}
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if (isset($data["title"])) {
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$data["title"] = strip_tags($data["title"]);
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$data["title"] = str_replace(array("http://", "https://"), "", $data["title"]);
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}
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if (((strpos($data["text"], "[img=") !== false)
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|| (strpos($data["text"], "[img]") !== false)
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|| Config::get('system', 'always_show_preview'))
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&& ($data["image"] != "")) {
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$data["preview"] = $data["image"];
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$data["image"] = "";
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}
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if ($simplehtml == 7) {
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$text = style_url_for_mastodon($data["url"]);
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} elseif (($simplehtml != 4) && ($simplehtml != 0)) {
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$text = sprintf('<a href="%s" target="_blank">%s</a><br>', $data["url"], $data["title"]);
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} else {
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if ($simplehtml != 4) {
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$text = sprintf('<span class="type-%s">', $data["type"]);
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}
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$bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $data["url"], $data["title"]), $data["url"], $data["title"]);
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if ($tryoembed) {
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$oembed = tryoembed($bookmark);
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} else {
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$oembed = $bookmark[0];
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}
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if (stripos($oembed, "<iframe ") !== false) {
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$text = $oembed;
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} else {
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if (($data["image"] != "") && !strstr(strtolower($oembed), "<img ")) {
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$text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $data["url"], proxy_url($data["image"]), $data["title"]);
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} elseif (($data["preview"] != "") && !strstr(strtolower($oembed), "<img ")) {
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$text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $data["url"], proxy_url($data["preview"]), $data["title"]);
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}
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if (($data["type"] == "photo") && ($data["url"] != "") && ($data["image"] != "")) {
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$text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a>', $data["url"], proxy_url($data["image"]), $data["title"]);
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} else {
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$text .= $oembed;
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}
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if (trim($data["description"]) != "") {
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$text .= sprintf('<blockquote>%s</blockquote>', trim(bbcode($data["description"])));
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}
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}
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if ($simplehtml != 4) {
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$text .= '</span>';
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}
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}
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return trim($data["text"].' '.$text.' '.$data["after"]);
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}
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function bb_remove_share_information($Text, $plaintext = false, $nolink = false) {
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$data = get_attachment_data($Text);
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if (!$data) {
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return $Text;
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} elseif ($nolink) {
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return $data["text"] . $data["after"];
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}
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$title = htmlentities($data["title"], ENT_QUOTES, 'UTF-8', false);
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$text = htmlentities($data["text"], ENT_QUOTES, 'UTF-8', false);
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if ($plaintext || (($title != "") && strstr($text, $title))) {
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$data["title"] = $data["url"];
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} elseif (($text != "") && strstr($title, $text)) {
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$data["text"] = $data["title"];
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$data["title"] = $data["url"];
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}
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if (($data["text"] == "") && ($data["title"] != "") && ($data["url"] == "")) {
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return $data["title"] . $data["after"];
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}
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// If the link already is included in the post, don't add it again
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if (($data["url"] != "") && strpos($data["text"], $data["url"])) {
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return $data["text"] . $data["after"];
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}
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$text = $data["text"];
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if (($data["url"] != "") && ($data["title"] != "")) {
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$text .= "\n[url=" . $data["url"] . "]" . $data["title"] . "[/url]";
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} elseif (($data["url"] != "")) {
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$text .= "\n" . $data["url"];
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}
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return $text . "\n" . $data["after"];
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}
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function bb_cleanstyle($st) {
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return "<span style=\"" . cleancss($st[1]) . ";\">" . $st[2] . "</span>";
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}
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function bb_cleanclass($st) {
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return "<span class=\"" . cleancss($st[1]) . "\">" . $st[2] . "</span>";
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}
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function cleancss($input) {
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$cleaned = "";
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$input = strtolower($input);
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for ($i = 0; $i < strlen($input); $i++) {
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$char = substr($input, $i, 1);
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if (($char >= "a") && ($char <= "z")) {
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$cleaned .= $char;
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}
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if (!(strpos(" #;:0123456789-_.%", $char) === false)) {
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$cleaned .= $char;
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}
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}
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return $cleaned;
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}
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/**
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* @brief Converts [url] BBCodes in a format that looks fine on Mastodon. (callback function)
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* @param array $match Array with the matching values
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* @return string reformatted link including HTML codes
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*/
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function bb_style_url($match) {
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$url = $match[1];
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if (isset($match[2]) && ($match[1] != $match[2])) {
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return $match[0];
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}
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$parts = parse_url($url);
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if (!isset($parts['scheme'])) {
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return $match[0];
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}
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return style_url_for_mastodon($url);
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}
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/**
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* @brief Converts [url] BBCodes in a format that looks fine on Mastodon and GNU Social.
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* @param string $url URL that is about to be reformatted
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* @return string reformatted link including HTML codes
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*/
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function style_url_for_mastodon($url) {
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$styled_url = $url;
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$parts = parse_url($url);
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$scheme = $parts['scheme'].'://';
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$styled_url = str_replace($scheme, '', $styled_url);
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$html = '<a href="%s" class="attachment" rel="nofollow noopener" target="_blank">'.
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'<span class="invisible">%s</span>';
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if (strlen($styled_url) > 30) {
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$html .= '<span class="ellipsis">%s</span>'.
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'<span class="invisible">%s</span></a>';
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$ellipsis = substr($styled_url, 0, 30);
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$rest = substr($styled_url, 30);
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return sprintf($html, $url, $scheme, $ellipsis, $rest);
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} else {
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$html .= '%s</a>';
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return sprintf($html, $url, $scheme, $styled_url);
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}
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}
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function stripcode_br_cb($s) {
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return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
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}
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function tryoembed($match) {
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$url = $match[1];
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// Always embed the SSL version
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$url = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
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array("https://www.youtube.com/", "https://player.vimeo.com/"), $url);
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$o = OEmbed::fetchURL($url);
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if (!is_object($o)) {
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return $match[0];
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}
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if (isset($match[2])) {
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$o->title = $match[2];
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}
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if ($o->type == "error") {
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return $match[0];
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}
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$html = OEmbed::formatObject($o);
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return $html;
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}
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/*
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* [noparse][i]italic[/i][/noparse] turns into
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* [noparse][ i ]italic[ /i ][/noparse],
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* to hide them from parser.
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*/
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function bb_spacefy($st) {
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$whole_match = $st[0];
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$captured = $st[1];
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$spacefied = preg_replace("/\[(.*?)\]/", "[ $1 ]", $captured);
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$new_str = str_replace($captured, $spacefied, $whole_match);
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return $new_str;
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}
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/*
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* The previously spacefied [noparse][ i ]italic[ /i ][/noparse],
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* now turns back and the [noparse] tags are trimed
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* returning [i]italic[/i]
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*/
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function bb_unspacefy_and_trim($st) {
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$captured = $st[1];
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$unspacefied = preg_replace("/\[ (.*?)\ ]/", "[$1]", $captured);
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return $unspacefied;
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}
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function bb_find_open_close($s, $open, $close, $occurence = 1) {
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if ($occurence < 1) {
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$occurence = 1;
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}
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$start_pos = -1;
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for ($i = 1; $i <= $occurence; $i++) {
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if ($start_pos !== false) {
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$start_pos = strpos($s, $open, $start_pos + 1);
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}
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}
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if ($start_pos === false) {
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return false;
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}
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$end_pos = strpos($s, $close, $start_pos);
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if ($end_pos === false) {
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return false;
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}
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$res = array( 'start' => $start_pos, 'end' => $end_pos );
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return $res;
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}
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function get_bb_tag_pos($s, $name, $occurence = 1) {
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if ($occurence < 1) {
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$occurence = 1;
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}
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$start_open = -1;
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for ($i = 1; $i <= $occurence; $i++) {
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if ($start_open !== false) {
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$start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags
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}
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}
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if ($start_open === false) {
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return false;
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}
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$start_equal = strpos($s, '=', $start_open);
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$start_close = strpos($s, ']', $start_open);
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if ($start_close === false) {
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return false;
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}
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$start_close++;
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$end_open = strpos($s, '[/' . $name . ']', $start_close);
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if ($end_open === false) {
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return false;
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}
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$res = array(
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'start' => array(
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'open' => $start_open,
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'close' => $start_close
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),
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'end' => array(
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'open' => $end_open,
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'close' => $end_open + strlen('[/' . $name . ']')
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),
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);
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if ($start_equal !== false) {
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$res['start']['equal'] = $start_equal + 1;
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}
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return $res;
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}
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function bb_tag_preg_replace($pattern, $replace, $name, $s) {
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$string = $s;
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$occurence = 1;
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$pos = get_bb_tag_pos($string, $name, $occurence);
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while ($pos !== false && $occurence < 1000) {
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$start = substr($string, 0, $pos['start']['open']);
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$subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
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$end = substr($string, $pos['end']['close']);
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if ($end === false) {
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$end = '';
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}
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$subject = preg_replace($pattern, $replace, $subject);
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$string = $start . $subject . $end;
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$occurence++;
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$pos = get_bb_tag_pos($string, $name, $occurence);
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}
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return $string;
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}
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function bb_extract_images($body) {
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$saved_image = array();
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$orig_body = $body;
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$new_body = '';
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$cnt = 0;
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$img_start = strpos($orig_body, '[img');
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$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
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$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
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while (($img_st_close !== false) && ($img_end !== false)) {
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$img_st_close++; // make it point to AFTER the closing bracket
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$img_end += $img_start;
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if (! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
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// This is an embedded image
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$saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
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$new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
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$cnt++;
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} else {
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$new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
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}
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$orig_body = substr($orig_body, $img_end + strlen('[/img]'));
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if ($orig_body === false) {
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// in case the body ends on a closing image tag
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$orig_body = '';
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}
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$img_start = strpos($orig_body, '[img');
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$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
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$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
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}
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$new_body = $new_body . $orig_body;
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return array('body' => $new_body, 'images' => $saved_image);
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}
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function bb_replace_images($body, $images) {
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$newbody = $body;
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$cnt = 0;
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foreach ($images as $image) {
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// We're depending on the property of 'foreach' (specified on the PHP website) that
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// it loops over the array starting from the first element and going sequentially
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// to the last element
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$newbody = str_replace('[$#saved_image' . $cnt . '#$]', '<img src="' . proxy_url($image) .'" alt="' . t('Image/photo') . '" />', $newbody);
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$cnt++;
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}
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return $newbody;
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}
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function bb_ShareAttributes($share, $simplehtml)
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{
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$attributes = $share[2];
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$author = "";
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preg_match("/author='(.*?)'/ism", $attributes, $matches);
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if (x($matches, 1)) {
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$author = html_entity_decode($matches[1], ENT_QUOTES, 'UTF-8');
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}
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preg_match('/author="(.*?)"/ism', $attributes, $matches);
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if (x($matches, 1)) {
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$author = $matches[1];
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}
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$profile = "";
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preg_match("/profile='(.*?)'/ism", $attributes, $matches);
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if (x($matches, 1)) {
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$profile = $matches[1];
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}
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preg_match('/profile="(.*?)"/ism', $attributes, $matches);
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if (x($matches, 1)) {
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$profile = $matches[1];
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}
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$avatar = "";
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preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
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if (x($matches, 1)) {
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$avatar = $matches[1];
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}
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preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
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if (x($matches, 1)) {
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$avatar = $matches[1];
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}
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$link = "";
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preg_match("/link='(.*?)'/ism", $attributes, $matches);
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if (x($matches, 1)) {
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$link = $matches[1];
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}
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preg_match('/link="(.*?)"/ism', $attributes, $matches);
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if (x($matches, 1)) {
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$link = $matches[1];
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}
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$posted = "";
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preg_match("/posted='(.*?)'/ism", $attributes, $matches);
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if (x($matches, 1)) {
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$posted = $matches[1];
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}
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preg_match('/posted="(.*?)"/ism', $attributes, $matches);
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if (x($matches, 1)) {
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$posted = $matches[1];
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}
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// We only call this so that a previously unknown contact can be added.
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// This is important for the function "get_contact_details_by_url".
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// This function then can fetch an entry from the contact table.
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Contact::getIdForURL($profile, 0);
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$data = Contact::getDetailsByURL($profile);
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if (x($data, "name") && x($data, "addr")) {
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$userid_compact = $data["name"] . " (" . $data["addr"] . ")";
|
|
} else {
|
|
$userid_compact = GetProfileUsername($profile, $author, true);
|
|
}
|
|
|
|
if (x($data, "addr")) {
|
|
$userid = $data["addr"];
|
|
} else {
|
|
$userid = GetProfileUsername($profile, $author, false);
|
|
}
|
|
|
|
if (x($data, "name")) {
|
|
$author = $data["name"];
|
|
}
|
|
|
|
if (x($data, "micro")) {
|
|
$avatar = $data["micro"];
|
|
}
|
|
|
|
$preshare = trim($share[1]);
|
|
|
|
if ($preshare != "") {
|
|
$preshare .= "<br /><br />";
|
|
}
|
|
|
|
switch ($simplehtml) {
|
|
case 1:
|
|
$text = $preshare . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . ' <a href="' . $profile . '">' . $userid . "</a>: <br />»" . $share[3] . "«";
|
|
break;
|
|
case 2:
|
|
$text = $preshare . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . ' ' . $userid_compact . ": <br />" . $share[3];
|
|
break;
|
|
case 3: // Diaspora
|
|
$headline .= '<b>' . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8') . $userid . ':</b><br />';
|
|
|
|
$text = trim($share[1]);
|
|
|
|
if ($text != "") {
|
|
$text .= "<hr />";
|
|
}
|
|
|
|
if (stripos(normalise_link($link), 'http://twitter.com/') === 0) {
|
|
$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 .= '<br /><b>' . html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
|
|
$headline .= t('<a href="%1$s" target="_blank">%2$s</a> %3$s', $link, $userid, $posted);
|
|
$headline .= ":</b><br />";
|
|
|
|
$text = trim($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("♲ ", ENT_QUOTES, 'UTF-8') . ' ' . $userid_compact . ": <br />" . $share[3];
|
|
break;
|
|
case 6: // app.net
|
|
$text = $preshare . ">> @" . $userid_compact . ": <br />" . $share[3];
|
|
break;
|
|
case 7: // statusnet/GNU Social
|
|
$text = $preshare . html_entity_decode("♲ ", 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("♲ ", ENT_QUOTES, 'UTF-8') . ' ' . $userid_compact . ": <br />" . $share[3];
|
|
|
|
if ($link != "") {
|
|
$text .= "<br /><br />" . $link;
|
|
}
|
|
break;
|
|
default:
|
|
// Transforms quoted tweets in rich attachments to avoid nested tweets
|
|
if (stripos(normalise_link($link), 'http://twitter.com/') === 0 && OEmbed::isAllowedURL($link)) {
|
|
$bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $link, $preshare), $link, $preshare);
|
|
$text = $preshare . tryoembed($bookmark);
|
|
} 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, array(
|
|
'$profile' => $profile,
|
|
'$avatar' => $avatar,
|
|
'$author' => $author,
|
|
'$link' => $link,
|
|
'$posted' => $posted,
|
|
'$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=".System::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 (($match[3] == "") || ($match[2] == $match[3]) || stristr($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("<", "<", $Text);
|
|
$Text = str_replace(">", ">", $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 (Config::get("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 || $simplehtml) && !in_array($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);
|
|
|
|
// Server independent link to posts and comments
|
|
// See issue: https://github.com/diaspora/diaspora_federation/issues/75
|
|
$expression = "=diaspora://.*?/post/([0-9A-Za-z\-_@.:]{15,254}[0-9A-Za-z])=ism";
|
|
$Text = preg_replace($expression, System::baseUrl()."/display/$1", $Text);
|
|
|
|
// if the HTML is used to generate plain text, then don't do this search, but replace all URL of that kind to text
|
|
// if ($simplehtml != 7) {
|
|
if (!$forplaintext) {
|
|
if ($simplehtml != 7) {
|
|
$Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="_blank">$2</a>', $Text);
|
|
} else {
|
|
$Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url]$2[/url]', $Text);
|
|
|
|
$Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism", 'bb_style_url', $Text);
|
|
$Text = preg_replace_callback("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", 'bb_style_url', $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="' . System::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) && (strpos($Text, "[spoiler]") !== false) && (++$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) && (strpos($Text, "[spoiler=") !== false) && (++$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) && (strpos($Text, "[quote]") !== false) && (++$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) && (strpos($Text, "[quote=") !== false) && (++$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="' .System::baseUrl() . '/images/lock_icon.gif" alt="' . t('Encrypted content') . '" title="' . t('Encrypted content') . '" /><br />', $Text);
|
|
$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 />', $Text);
|
|
//$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 />', $Text);
|
|
|
|
// Try to Oembed
|
|
if ($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", '', $Text);
|
|
}
|
|
|
|
// Replace non graphical smilies for external posts
|
|
if ($simplehtml) {
|
|
$Text = Smilies::replace($Text, false, true);
|
|
}
|
|
|
|
// 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('/\[\&\;([#a-z0-9]+)\;\]/', '&$1;', $Text);
|
|
$Text = preg_replace('/\&\#039\;/', '\'', $Text);
|
|
$Text = preg_replace('/\"\;/', '"', $Text);
|
|
|
|
// fix any escaped ampersands that may have been converted into links
|
|
$Text = preg_replace('/\<([^>]*?)(src|href)=(.*?)\&\;(.*?)\>/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';
|
|
$allowed_link_protocols[] = 'redir/';
|
|
|
|
$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 || (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;
|
|
}
|