Merge branch 'master' of https://git.gnu.io/gnu/gnu-social into social-master

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

diff --git a/lib/util.php b/lib/util.php
index e132c587faf01fbe8693c6701c1b98661d2d76e5..e892a79ee436c600137f52697fefba688ac667a7 100644 (file)
--- a/lib/util.php
+++ b/lib/util.php
@@ -322,7 +322,7 @@ function common_set_user($user)
         return false;
     }
 
-    if ($user) {
+    if ($user instanceof User) {
         if (Event::handle('StartSetUser', array(&$user))) {
             if (!empty($user)) {
                 if (!$user->hasRight(Right::WEBLOGIN)) {
@@ -539,7 +539,7 @@ function common_user_cache_hash($user=false)
     if ($user === false) {
         $user = common_current_user();
     }
-    if ($user) {
+    if ($user instanceof User) {
         return crc32($user->id . ':' . $user->nickname);
     } else {
         return '0';
@@ -580,9 +580,18 @@ function common_purify($html)
 {
     require_once INSTALLDIR.'/extlib/htmLawed/htmLawed.php';
 
-    $config = array('safe' => 1,
+    $config = array('safe' => 1,    // means that elements=* means elements=*-applet-embed-iframe-object-script or so
+                    'elements' => '*',
                     'deny_attribute' => 'id,style,on*');
 
+    // Remove more elements than what the 'safe' filter gives (elements must be '*' before this)
+    // http://www.bioinformatics.org/phplabware/internal_utilities/htmLawed/htmLawed_README.htm#s3.6
+    foreach (common_config('htmlfilter') as $tag=>$filter) {
+        if ($filter === true) {
+            $config['elements'] .= "-{$tag}";
+        }
+    }
+
     $html = common_remove_unicode_formatting($html);
 
     return htmLawed($html, $config);
@@ -619,7 +628,7 @@ function common_render_content($text, Notice $notice)
  * @param Notice $notice in-progress or complete Notice object for context
  * @return string partially-rendered HTML
  */
-function common_linkify_mentions($text, $notice)
+function common_linkify_mentions($text, Notice $notice)
 {
     $mentions = common_find_mentions($text, $notice);
 
@@ -646,7 +655,7 @@ function common_linkify_mentions($text, $notice)
     return $text;
 }
 
-function common_linkify_mention($mention)
+function common_linkify_mention(array $mention)
 {
     $output = null;
 
@@ -686,13 +695,10 @@ function common_linkify_mention($mention)
  *
  * @access private
  */
-function common_find_mentions($text, $notice)
+function common_find_mentions($text, Notice $notice)
 {
-    try {
-        $sender = Profile::getKV('id', $notice->profile_id);
-    } catch (NoProfileException $e) {
-        return array();
-    }
+    // The getProfile call throws NoProfileException on failure
+    $sender = $notice->getProfile();
 
     $mentions = array();
 
@@ -719,8 +725,8 @@ function common_find_mentions($text, $notice)
                 }
             } catch (NoProfileException $e) {
                 common_log(LOG_WARNING, sprintf('Notice %d author profile id %d does not exist', $origNotice->id, $origNotice->profile_id));
-            } catch (ServerException $e) {
-                // Probably just no parent. Should get a specific NoParentException
+            } catch (NoParentNoticeException $e) {
+                // This notice is not in reply to anything
             } catch (Exception $e) {
                 common_log(LOG_WARNING, __METHOD__ . ' got exception ' . get_class($e) . ' : ' . $e->getMessage());
             }
@@ -887,6 +893,7 @@ function common_replace_urls_callback($text, $callback, $arg = null) {
                     ')'.
                 ')'.
             ')'.
+            '|(?:(?:magnet):)'. // URLs without domain name
             '|(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)'. //IPv4
             '|(?:'. //IPv6
                 '\[?(?:(?:(?:[0-9A-Fa-f]{1,4}:){7}(?:(?:[0-9A-Fa-f]{1,4})|:))|(?:(?:[0-9A-Fa-f]{1,4}:){6}(?::|(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})|(?::[0-9A-Fa-f]{1,4})))|(?:(?:[0-9A-Fa-f]{1,4}:){5}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:[0-9A-Fa-f]{1,4}:){4}(?::[0-9A-Fa-f]{1,4}){0,1}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:[0-9A-Fa-f]{1,4}:){3}(?::[0-9A-Fa-f]{1,4}){0,2}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:[0-9A-Fa-f]{1,4}:){2}(?::[0-9A-Fa-f]{1,4}){0,3}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:[0-9A-Fa-f]{1,4}:)(?::[0-9A-Fa-f]{1,4}){0,4}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?::(?::[0-9A-Fa-f]{1,4}){0,5}(?:(?::(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})?)|(?:(?::[0-9A-Fa-f]{1,4}){1,2})))|(?:(?:(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[01]?\d{1,2})){3})))\]?(?<!:)'.
@@ -1260,7 +1267,7 @@ function common_local_url($action, $args=null, $params=null, $fragment=null, $ad
         $path = $r->build($action, $args, $params, $fragment);
 
         $ssl = common_config('site', 'ssl') === 'always'
-                || StatusNet::isHTTPS()
+                || GNUsocial::isHTTPS()
                 || common_is_sensitive($action);
 
         if (common_config('site','fancy')) {
@@ -1304,7 +1311,7 @@ function common_path($relative, $ssl=false, $addSession=true)
     $pathpart = (common_config('site', 'path')) ? common_config('site', 'path')."/" : '';
 
     if (($ssl && (common_config('site', 'ssl') === 'sometimes'))
-        || StatusNet::isHTTPS()
+        || GNUsocial::isHTTPS()
         || common_config('site', 'ssl') === 'always') {
         $proto = 'https';
         if (is_string(common_config('site', 'sslserver')) &&
@@ -1929,9 +1936,14 @@ function common_negotiate_type($cprefs, $sprefs)
     return $besttype;
 }
 
-function common_config($main, $sub)
+function common_config($main, $sub=null)
 {
     global $config;
+    if (is_null($sub)) {
+        // Return the config category array
+        return array_key_exists($main, $config) ? $config[$main] : array();
+    }
+    // Return the config value
     return (array_key_exists($main, $config) &&
             array_key_exists($sub, $config[$main])) ? $config[$main][$sub] : false;
 }
@@ -2355,7 +2367,7 @@ function common_perf_counter($key, $val=null)
                 $_perfCounters[$key] = array($val);
             }
             if (common_config('site', 'logperf_detail')) {
-                common_log(LOG_DEBUG, "PERF COUNTER HIT: $key $val");
+                common_debug("PERF COUNTER HIT: $key $val");
             }
         }
     }
@@ -2369,14 +2381,14 @@ function common_log_perf_counters()
         if (isset($_startTime)) {
             $endTime = microtime(true);
             $diff = round(($endTime - $_startTime) * 1000);
-            common_log(LOG_DEBUG, "PERF runtime: ${diff}ms");
+            common_debug("PERF runtime: ${diff}ms");
         }
         $counters = $_perfCounters;
         ksort($counters);
         foreach ($counters as $key => $values) {
             $count = count($values);
             $unique = count(array_unique($values));
-            common_log(LOG_DEBUG, "PERF COUNTER: $key $count ($unique unique)");
+            common_debug("PERF COUNTER: $key $count ($unique unique)");
         }
     }
 }