Merge branch 'master' into 0.8.x

[quix0rs-gnu-social.git] / lib / util.php

diff --git a/lib/util.php b/lib/util.php
index 86a0316ea6c8a5def9d74652b1a5b34fd803fb13..c8e318efec6e4491157e16d6444ab46de7db84f7 100644 (file)
--- a/lib/util.php
+++ b/lib/util.php
@@ -140,7 +140,7 @@ function common_have_session()
 function common_ensure_session()
 {
     $c = null;
-    if (array_key_exists(session_name, $_COOKIE)) {
+    if (array_key_exists(session_name(), $_COOKIE)) {
         $c = $_COOKIE[session_name()];
     }
     if (!common_have_session()) {
@@ -404,7 +404,7 @@ function common_render_text($text)
 
     $r = preg_replace('/[\x{0}-\x{8}\x{b}-\x{c}\x{e}-\x{19}]/', '', $r);
     $r = common_replace_urls_callback($r, 'common_linkify');
-    $r = preg_replace('/(^|\(|\[|\s+)#([A-Za-z0-9_\-\.]{1,64})/e', "'\\1#'.common_tag_link('\\2')", $r);
+    $r = preg_replace('/(^|\(|\[|\s+)#([\pL\pN_\-\.]{1,64})/e', "'\\1#'.common_tag_link('\\2')", $r);
     // XXX: machine tags
     return $r;
 }
@@ -414,9 +414,9 @@ function common_replace_urls_callback($text, $callback, $notice_id = null) {
     $regex = '#'.
     '(?:'.
         '(?:'.
-            '(?:https?|ftps?|mms|rtsp|gopher|news|nntp|telnet|wais|file|prospero|webcal|xmpp|irc)://'.
+            '(?:https?|ftps?|mms|rtsp|gopher|news|nntp|telnet|wais|file|prospero|webcal|irc)://'.
             '|'.
-            '(?:mailto|aim|tel):'.
+            '(?:mailto|aim|tel|xmpp):'.
         ')'.
         '[^.\s]+\.[^\s]+'.
         '|'.
@@ -595,7 +595,8 @@ function common_tag_link($tag)
 
 function common_canonical_tag($tag)
 {
-    return strtolower(str_replace(array('-', '_', '.'), '', $tag));
+  $tag = mb_convert_case($tag, MB_CASE_LOWER, "UTF-8");
+  return str_replace(array('-', '_', '.'), '', $tag);
 }
 
 function common_valid_profile_tag($str)
@@ -978,7 +979,8 @@ function common_ensure_syslog()
 {
     static $initialized = false;
     if (!$initialized) {
-        openlog(common_config('syslog', 'appname'), 0, LOG_USER);
+        openlog(common_config('syslog', 'appname'), 0,
+            common_config('syslog', 'facility'));
         $initialized = true;
     }
 }
@@ -1027,6 +1029,9 @@ function common_log_objstring(&$object)
     if (is_null($object)) {
         return "null";
     }
+    if (!($object instanceof DB_DataObject)) {
+        return "(unknown)";
+    }
     $arr = $object->toArray();
     $fields = array();
     foreach ($arr as $k => $v) {
@@ -1405,20 +1410,21 @@ function common_client_ip()
         return null;
     }
 
-    if ($_SERVER['HTTP_X_FORWARDED_FOR']) {
-        if ($_SERVER['HTTP_CLIENT_IP']) {
+    if (array_key_exists('HTTP_X_FORWARDED_FOR', $_SERVER)) {
+        if (array_key_exists('HTTP_CLIENT_IP', $_SERVER)) {
             $proxy = $_SERVER['HTTP_CLIENT_IP'];
         } else {
             $proxy = $_SERVER['REMOTE_ADDR'];
         }
         $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
     } else {
-        if ($_SERVER['HTTP_CLIENT_IP']) {
+        $proxy = null;
+        if (array_key_exists('HTTP_CLIENT_IP', $_SERVER)) {
             $ip = $_SERVER['HTTP_CLIENT_IP'];
         } else {
             $ip = $_SERVER['REMOTE_ADDR'];
         }
     }
 
-    return array($ip, $proxy);
+    return array($proxy, $ip);
 }