<?php
/**
- * @copyright Copyright (C) 2010-2022, the Friendica project
+ * @copyright Copyright (C) 2010-2023, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
use DOMDocument;
use DOMXPath;
-use Friendica\Content\Widget\ContactBlock;
+use Friendica\Protocol\HTTP\MediaType;
use Friendica\Core\Hook;
use Friendica\Core\Renderer;
use Friendica\Core\Search;
use Friendica\Util\Strings;
use Friendica\Util\XML;
use League\HTMLToMarkdown\HtmlConverter;
+use Psr\Http\Message\UriInterface;
class HTML
{
self::tagToBBCode($doc, 'div', [], "\r", "\r");
self::tagToBBCode($doc, 'p', [], "\n", "\n");
- self::tagToBBCode($doc, 'ul', [], "[list]", "[/list]");
- self::tagToBBCode($doc, 'ol', [], "[list=1]", "[/list]");
- self::tagToBBCode($doc, 'li', [], "[*]", "");
+ self::tagToBBCode($doc, 'ul', [], "[ul]", "\n[/ul]");
+ self::tagToBBCode($doc, 'ol', [], "[ol]", "\n[/ol]");
+ self::tagToBBCode($doc, 'li', [], "\n[li]", "[/li]");
self::tagToBBCode($doc, 'hr', [], "[hr]", "");
$message = str_replace("\n\n\n", "\n\n", $message);
} while ($oldmessage != $message);
- do {
- $oldmessage = $message;
- $message = str_replace(
- [
- "[/size]\n\n",
- "\n[hr]",
- "[hr]\n",
- "\n[list",
- "[/list]\n",
- "\n[/",
- "[list]\n",
- "[list=1]\n",
- "\n[*]"],
- [
- "[/size]\n",
- "[hr]",
- "[hr]",
- "[list",
- "[/list]",
- "[/",
- "[list]",
- "[list=1]",
- "[*]"],
- $message
- );
- } while ($message != $oldmessage);
-
$message = str_replace(
['[b][b]', '[/b][/b]', '[i][i]', '[/i][/i]'],
['[b]', '[/b]', '[i]', '[/i]'],
{
$URLSearchString = "^\[\]";
- $matches = ["/\[url\=([$URLSearchString]*)\].*?\[\/url\]/ism",
+ $matches = [
+ "/\[url\=([$URLSearchString]*)\].*?\[\/url\]/ism",
"/\[url\]([$URLSearchString]*)\[\/url\]/ism",
"/\[img\=[0-9]*x[0-9]*\](.*?)\[\/img\]/ism",
"/\[img\](.*?)\[\/img\]/ism",
$ignore = false;
// A list of some links that should be ignored
- $list = ["/user/", "/tag/", "/group/", "/profile/", "/search?search=", "/search?tag=", "mailto:", "/u/", "/node/",
- "//plus.google.com/", "//twitter.com/"];
+ $list = [
+ "/user/", "/tag/", "/group/", "/circle/", "/profile/", "/search?search=", "/search?tag=", "mailto:", "/u/", "/node/",
+ "//plus.google.com/", "//twitter.com/"
+ ];
foreach ($list as $listitem) {
if (strpos($treffer[1], $listitem) !== false) {
$ignore = true;
*
* @param string $s Search query.
* @param string $id HTML id
- * @param bool $aside Display the search widgit aside.
+ * @param bool $aside Display the search widget aside.
*
* @return string Formatted HTML.
* @throws \Exception
'$id' => $id,
'$search_label' => DI::l10n()->t('Search'),
'$save_label' => $save_label,
- '$search_hint' => DI::l10n()->t('@name, !forum, #tags, content'),
+ '$search_hint' => DI::l10n()->t('@name, !group, #tags, content'),
'$mode' => $mode,
'$return_url' => urlencode(Search::getSearchPath($s)),
];
];
if (DI::config()->get('system', 'poco_local_search')) {
- $values['$searchoption']['forums'] = DI::l10n()->t('Forums');
+ $values['$searchoption']['groups'] = DI::l10n()->t('Groups');
}
}
$domain = '(?:(?!-)[A-Za-z0-9-]{1,63}(?<!-)\.)*' . preg_quote(trim($domain, '/'), '%');
});
- $config->set('URI.SafeIframeRegexp',
+ $config->set(
+ 'URI.SafeIframeRegexp',
'%^https://(?:
' . implode('|', $allowedIframeDomains) . '
)
return $text;
}
+
+ /**
+ * XPath arbitrary string quoting
+ *
+ * @see https://stackoverflow.com/a/45228168
+ * @param string $value
+ * @return string
+ */
+ public static function xpathQuote(string $value): string
+ {
+ if (false === strpos($value, '"')) {
+ return '"' . $value . '"';
+ }
+
+ if (false === strpos($value, "'")) {
+ return "'" . $value . "'";
+ }
+
+ // if the value contains both single and double quotes, construct an
+ // expression that concatenates all non-double-quote substrings with
+ // the quotes, e.g.:
+ //
+ // concat("'foo'", '"', "bar")
+ return 'concat(' . implode(', \'"\', ', array_map([self::class, 'xpathQuote'], explode('"', $value))) . ')';
+ }
+
+ /**
+ * Checks if the provided URL is present in the DOM document in an element with the rel="me" attribute
+ *
+ * XHTML Friends Network http://gmpg.org/xfn/
+ *
+ * @param DOMDocument $doc
+ * @param UriInterface $meUrl
+ * @return bool
+ */
+ public static function checkRelMeLink(DOMDocument $doc, UriInterface $meUrl): bool
+ {
+ $xpath = new \DOMXpath($doc);
+
+ // This expression checks that "me" is among the space-delimited values of the "rel" attribute.
+ // And that the href attribute contains exactly the provided URL
+ $expression = "//*[contains(concat(' ', normalize-space(@rel), ' '), ' me ')][@href = " . self::xpathQuote($meUrl) . "]";
+
+ $result = $xpath->query($expression);
+
+ return $result !== false && $result->length > 0;
+ }
+
+ /**
+ * @param DOMDocument $doc
+ * @return string|null Lowercase charset
+ */
+ public static function extractCharset(DOMDocument $doc): ?string
+ {
+ $xpath = new DOMXPath($doc);
+
+ $expression = "string(//meta[@charset]/@charset)";
+ if ($charset = $xpath->evaluate($expression)) {
+ return strtolower($charset);
+ }
+
+ try {
+ // This expression looks for a meta tag with the http-equiv attribute set to "content-type" ignoring case
+ // whose content attribute contains a "charset" string and returns its value
+ $expression = "string(//meta[@http-equiv][translate(@http-equiv, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz') = 'content-type'][contains(translate(@content, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz'), 'charset')]/@content)";
+ $mediaType = MediaType::fromContentType($xpath->evaluate($expression));
+ if (isset($mediaType->parameters['charset'])) {
+ return strtolower($mediaType->parameters['charset']);
+ }
+ } catch (\InvalidArgumentException $e) {
+ }
+
+ return null;
+ }
}