X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=lib%2Futil.php;h=23abb142636456b0c982e7428c42d032df0564fe;hb=8deac7248e7db35515d7810491f9136deffa3098;hp=1bc5b95b00ca452581a4c2ffb3f3753134efe804;hpb=22057e01bd6fdf366340e6fdbdf6bb1252bceb8c;p=quix0rs-gnu-social.git

diff --git a/lib/util.php b/lib/util.php
index 1bc5b95b00..23abb14263 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -711,12 +711,47 @@ function common_render_text($text) {
 	$r = htmlspecialchars($text);
 
 	$r = preg_replace('/[\x{0}-\x{8}\x{b}-\x{c}\x{e}-\x{19}]/', '', $r);
-	$r = preg_replace('@https?://[^)\]>\s]+@', '<a href="\0" class="extlink">\0</a>', $r);
+	$r = preg_replace_callback('@https?://[^\]>\s]+@', 'common_render_uri_thingy', $r);
 	$r = preg_replace('/(^|\s+)#([A-Za-z0-9_\-\.]{1,64})/e', "'\\1#'.common_tag_link('\\2')", $r);
 	# XXX: machine tags
 	return $r;
 }
 
+function common_render_uri_thingy($matches) {
+	$uri = $matches[0];
+	$trailer = '';
+
+	# Some heuristics for extracting URIs from surrounding punctuation
+	# Strip from trailing text...
+	if (preg_match('/^(.*)([,.:"\']+)$/', $uri, $matches)) {
+		$uri = $matches[1];
+		$trailer = $matches[2];
+	}
+
+	$pairs = array(
+		']' => '[', # technically disallowed in URIs, but used in Java docs
+		')' => '(', # far too frequent in Wikipedia and MSDN
+	);
+	$final = substr($uri, -1, 1);
+	if (isset($pairs[$final])) {
+		$openers = substr_count($uri, $pairs[$final]);
+		$closers = substr_count($uri, $final);
+		if ($closers > $openers) {
+			// Assume the paren was opened outside the URI
+			$uri = substr($uri, 0, -1);
+			$trailer = $final . $trailer;
+		}
+	}
+	return '<a href="' . $uri . '" class="extlink">' . $uri . '</a>' . $trailer;
+}
+
+function common_xml_safe_str($str) {
+	$xmlStr = htmlentities(iconv('UTF-8', 'UTF-8//IGNORE', $str), ENT_NOQUOTES, 'UTF-8');
+	
+	// Replace control, formatting, and surrogate characters with '*', ala Twitter
+	return preg_replace('/[\p{Cc}\p{Cf}\p{Cs}]/u', '*', $str);
+}
+
 function common_tag_link($tag) {
 	$canonical = common_canonical_tag($tag);
 	$url = common_local_url('tag', array('tag' => $canonical));
@@ -976,7 +1011,11 @@ function common_fancy_url($action, $args=NULL) {
 		 default: return common_simple_url($action, $args);
 		}
 	 case 'sup':
-		return common_path('main/sup');
+		if ($args && isset($args['seconds'])) {
+			return common_path('main/sup?seconds='.$args['seconds']);			
+		} else {
+			return common_path('main/sup');
+		}
 	 default:
 		return common_simple_url($action, $args);
 	}
@@ -1142,7 +1181,7 @@ function common_broadcast_notice($notice, $remote=false) {
 
 		// If it's not a Twitter-style reply, or if the user WANTS to send replies...
 
-		if (!preg_match('/^@[a-zA-Z0-9_]{1,15}\b/', $notice->content) ||
+		if (!preg_match('/^@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
 			(($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY) == FOREIGN_NOTICE_SEND_REPLY)) {
 
 			$result = common_twitter_broadcast($notice, $flink);