lambdas and create_function

diff --git a/planetlab/events/events.php b/planetlab/events/events.php
index 8d248d1..5156d2b 100644 (file)
--- a/planetlab/events/events.php
+++ b/planetlab/events/events.php
@@ -224,8 +224,8 @@ if ($type == 'Event') {
 
   $event_objs = $api->GetEventObjects(array('object_id'=>$object_ids,'object_type'=>$object_type),array('event_id'));
   // get set of event_ids
-  $event_ids = array_map ( create_function ('$eo','return $eo["event_id"];') , $event_objs);
-    
+  $event_ids = array_map (function ($eo) {return $eo["event_id"];} , $event_objs);
+
   $events = $api->GetEvents (array('event_id'=>$event_ids));
 
   // see actual display of $title and $events below

diff --git a/planetlab/includes/plc_functions.php b/planetlab/includes/plc_functions.php
index 2de3085..87a8810 100644 (file)
--- a/planetlab/includes/plc_functions.php
+++ b/planetlab/includes/plc_functions.php
@@ -317,15 +317,18 @@ function plc_role_global_hash ($api) {
 }
 
 // because GetRoles does not correctly support filters, it's really painful to do this
-function sort_roles ($r1, $r2) { return $r2['role_id'] - $r1['role_id']; }
 function roles_except ($roles, $exception_ids) {
   $result=array();
-  if ($roles) foreach ($roles as $role) {
+  if ($roles)
+    foreach ($roles as $role) {
       if ( ! in_array ($role['role_id'],$exception_ids) ) {
        $result[]=$role;
       }
     }
-  usort($result,sort_roles);
+
+  usort($result,
+        function ($r1, $r2) { return $r2['role_id'] - $r1['role_id']; }
+      );
   return $result;
 }
 

diff --git a/planetlab/includes/plc_visibletags2.php b/planetlab/includes/plc_visibletags2.php
index 8cdc1d9..6120b36 100644 (file)
--- a/planetlab/includes/plc_visibletags2.php
+++ b/planetlab/includes/plc_visibletags2.php
@@ -45,7 +45,7 @@ class VisibleTags {
     }
 
     // sort upon 'rank'
-    usort ($columns, create_function('$col1,$col2','return strcmp($col1["header"],$col2["header"]);'));
+    usort ($columns, function($col1, $col2) { return strcmp($col1["header"],$col2["header"]); });
 
     # cache for next time
     $this->columns=$columns;
@@ -56,7 +56,8 @@ class VisibleTags {
 
   // extract tagname
   function column_names () {
-    return array_map(create_function('$tt','return $tt["tagname"];'),$this->columns());
+    return array_map(function($tt) {return $tt["tagname"];},
+                     $this->columns());
   }
 
   // to add with array_merge to the headers part of the Plekit Table

diff --git a/planetlab/persons/register.php b/planetlab/persons/register.php
index db2b44f..f5ab63e 100644 (file)
--- a/planetlab/persons/register.php
+++ b/planetlab/persons/register.php
@@ -101,8 +101,9 @@ foreach ($person_form as $name => $item) {
 
 // Filter out "Select a site"
 if (!empty($person['site_ids'])) {
-  $person['site_ids'] = array_filter($person['site_ids'],
-                                    create_function('$site_id', 'return intval($site_id) > 0;'));
+  $person['site_ids'] = array_filter(
+    $person['site_ids'],
+               function($site_id, {return intval($site_id) > 0;}))
 }
 
 //////////////////// minimal checking

diff --git a/planetlab/slices/slice.php b/planetlab/slices/slice.php
index 3564a16..b194194 100644 (file)
--- a/planetlab/slices/slice.php
+++ b/planetlab/slices/slice.php
@@ -652,7 +652,7 @@ $toggle_nodes=new PlekitToggle('my-slice-nodes-configuration',
                                     'info-visible'=>$show_layout_info));
 $toggle_nodes->start();
 
-//usort ($table_headers, create_function('$col1,$col2','return strcmp($col1["header"],$col2["header"]);'));
+//usort ($table_headers, function($col1, $col2) {return strcmp($col1["header"],$col2["header"]);}));
 //print("<p>TABLE HEADERS<p>");
 //print_r($table_headers);
 

diff --git a/plekit/php/columns.php b/plekit/php/columns.php
index 736d09c..ac8e41f 100644 (file)
--- a/plekit/php/columns.php
+++ b/plekit/php/columns.php
@@ -78,7 +78,8 @@ else
 $tmp_headers[$headerId]=array('header'=>$headerId,'type'=>$column['type'],'tagname'=>$column['tagname'],'title'=>$column['title'], 'description'=>$column['title'], 'label'=>$column['header'],'visible'=>false, 'source'=>'myplc');
 }
 
-usort ($tmp_headers, create_function('$col1,$col2','return strcmp($col1["label"],$col2["label"]);'));
+usort ($tmp_headers,
+          function($col1, $col2) {return strcmp($col1["label"], $col2["label"]);});
 
 foreach ($tmp_headers as $t)
 $this->all_headers[$t['header']] = $t;