prohibit inline control structures on model and view

19 files changed, 371 insertions, 279 deletions

diff --git a/includes/model/AngelType_model.php b/includes/model/AngelType_model.php
index e4aef450..47c13667 100644
--- a/includes/model/AngelType_model.php
+++ b/includes/model/AngelType_model.php
@@ -47,8 +47,9 @@ function AngelType_create($name, $restricted, $description, $requires_driver_lic
       `restricted`=" . sql_bool($restricted) . ",
       `description`='" . sql_escape($description) . "',
       `requires_driver_license`=" . sql_bool($requires_driver_license));
-  if ($result === false)
+  if ($result === false) {
     return false;
+  }
   return sql_id();
 }
 
@@ -61,13 +62,14 @@ function AngelType_create($name, $restricted, $description, $requires_driver_lic
  */
 function AngelType_validate_name($name, $angeltype) {
   $name = strip_item($name);
-  if ($name == "")
-    return array(
+  if ($name == "") {
+    return [
         false,
         $name 
-    );
-  if (isset($angeltype) && isset($angeltype['id']))
-    return array(
+    ];
+  }
+  if (isset($angeltype) && isset($angeltype['id'])) {
+    return [
         sql_num_query("
         SELECT * 
         FROM `AngelTypes` 
@@ -75,16 +77,16 @@ function AngelType_validate_name($name, $angeltype) {
         AND NOT `id`='" . sql_escape($angeltype['id']) . "'
         LIMIT 1") == 0,
         $name 
-    );
-  else
-    return array(
-        sql_num_query("
+    ];
+  }
+  return [
+      sql_num_query("
         SELECT `id` 
         FROM `AngelTypes` 
         WHERE `name`='" . sql_escape($name) . "' 
         LIMIT 1") == 0,
-        $name 
-    );
+      $name 
+  ];
 }
 
 /**
@@ -119,10 +121,12 @@ function AngelTypes() {
  */
 function AngelType_ids() {
   $angelType_source = sql_select("SELECT `id` FROM `AngelTypes`");
-  if ($angelType_source === false)
+  if ($angelType_source === false) {
     return false;
-  if (count($angelType_source) > 0)
+  }
+  if (count($angelType_source) > 0) {
     return $angelType_source;
+  }
   return null;
 }
 
@@ -134,10 +138,12 @@ function AngelType_ids() {
  */
 function AngelType($id) {
   $angelType_source = sql_select("SELECT * FROM `AngelTypes` WHERE `id`='" . sql_escape($id) . "' LIMIT 1");
-  if ($angelType_source === false)
+  if ($angelType_source === false) {
     return false;
-  if (count($angelType_source) > 0)
+  }
+  if (count($angelType_source) > 0) {
     return $angelType_source[0];
+  }
   return null;
 }
 
diff --git a/includes/model/EventConfig_model.php b/includes/model/EventConfig_model.php
index 0529c286..ac8d5e72 100644
--- a/includes/model/EventConfig_model.php
+++ b/includes/model/EventConfig_model.php
@@ -5,10 +5,12 @@
  */
 function EventConfig() {
   $event_config = sql_select("SELECT * FROM `EventConfig` LIMIT 1");
-  if ($event_config === false)
+  if ($event_config === false) {
     return false;
-  if (count($event_config) > 0)
+  }
+  if (count($event_config) > 0) {
     return $event_config[0];
+  }
   return null;
 }
 
diff --git a/includes/model/Message_model.php b/includes/model/Message_model.php
index 7bae0dd4..92b76a80 100644
--- a/includes/model/Message_model.php
+++ b/includes/model/Message_model.php
@@ -1,7 +1,7 @@
 <?php
 
-/**

- * Returns Message id array

+/**
+ * Returns Message id array
  */
 function Message_ids() {
   return sql_select("SELECT `id` FROM `Messages`");
@@ -15,10 +15,12 @@ function Message_ids() {
  */
 function Message($id) {
   $message_source = sql_select("SELECT * FROM `Messages` WHERE `id`='" . sql_escape($id) . "' LIMIT 1");
-  if ($message_source === false)
+  if ($message_source === false) {
     return false;
-  if (count($message_source) > 0)
+  }
+  if (count($message_source) > 0) {
     return $message_source[0];
+  }
   return null;
 }
 
diff --git a/includes/model/NeededAngelTypes_model.php b/includes/model/NeededAngelTypes_model.php
index 8d6b8cce..96ceca83 100644
--- a/includes/model/NeededAngelTypes_model.php
+++ b/includes/model/NeededAngelTypes_model.php
@@ -14,10 +14,11 @@ function NeededAngelTypes_by_shift($shiftId) {
         AND `count` > 0
         ORDER BY `room_id` DESC
         ");
-  if ($needed_angeltypes_source === false)
+  if ($needed_angeltypes_source === false) {
     return false;
-    
-    // Use settings from room
+  }
+  
+  // Use settings from room
   if (count($needed_angeltypes_source) == 0) {
     $needed_angeltypes_source = sql_select("
         SELECT `NeededAngelTypes`.*, `AngelTypes`.`name`, `AngelTypes`.`restricted`
@@ -28,15 +29,17 @@ function NeededAngelTypes_by_shift($shiftId) {
         AND `count` > 0
         ORDER BY `room_id` DESC
         ");
-    if ($needed_angeltypes_source === false)
+    if ($needed_angeltypes_source === false) {
       return false;
+    }
   }
   
-  $needed_angeltypes = array();
+  $needed_angeltypes = [];
   foreach ($needed_angeltypes_source as $angeltype) {
     $shift_entries = ShiftEntries_by_shift_and_angeltype($shiftId, $angeltype['angel_type_id']);
-    if ($shift_entries === false)
+    if ($shift_entries === false) {
       return false;
+    }
     
     $angeltype['taken'] = count($shift_entries);
     $needed_angeltypes[] = $angeltype;
diff --git a/includes/model/Room_model.php b/includes/model/Room_model.php
index 6d8a205e..1768b61b 100644
--- a/includes/model/Room_model.php
+++ b/includes/model/Room_model.php
@@ -25,8 +25,9 @@ function Room_create($name, $from_frab, $public) {
       `FromPentabarf`='" . sql_escape($from_frab ? 'Y' : '') . "', 
       `show`='" . sql_escape($public ? 'Y' : '') . "', 
       `Number`=0");
-  if ($result === false)
+  if ($result === false) {
     return false;
+  }
   return sql_id();
 }
 
@@ -38,10 +39,12 @@ function Room_create($name, $from_frab, $public) {
 function Room($id) {
   $room_source = sql_select("SELECT * FROM `Room` WHERE `RID`='" . sql_escape($id) . "' AND `show` = 'Y'");
   
-  if ($room_source === false)
+  if ($room_source === false) {
     return false;
-  if (count($room_source) > 0)
+  }
+  if (count($room_source) > 0) {
     return $room_source[0];
+  }
   return null;
 }
 
diff --git a/includes/model/ShiftEntry_model.php b/includes/model/ShiftEntry_model.php
index 6324c3bf..425b92e8 100644
--- a/includes/model/ShiftEntry_model.php
+++ b/includes/model/ShiftEntry_model.php
@@ -51,10 +51,12 @@ function ShiftEntry_update($shift_entry) {
  */
 function ShiftEntry($shift_entry_id) {
   $shift_entry = sql_select("SELECT * FROM `ShiftEntry` WHERE `id`='" . sql_escape($shift_entry_id) . "'");
-  if ($shift_entry === false)
+  if ($shift_entry === false) {
     return false;
-  if (count($shift_entry) == 0)
+  }
+  if (count($shift_entry) == 0) {
     return null;
+  }
   return $shift_entry[0];
 }
 
@@ -89,8 +91,8 @@ function ShiftEntries_upcoming_for_user($user) {
  *
  * @param User $user          
  */
-function ShiftEntries_finished_by_user($user){
-	  return sql_select("
+function ShiftEntries_finished_by_user($user) {
+  return sql_select("
       SELECT *
       FROM `ShiftEntry`
       JOIN `Shifts` ON (`Shifts`.`SID` = `ShiftEntry`.`SID`)
diff --git a/includes/model/ShiftTypes_model.php b/includes/model/ShiftTypes_model.php
index 7f057da8..a9cf77bd 100644
--- a/includes/model/ShiftTypes_model.php
+++ b/includes/model/ShiftTypes_model.php
@@ -37,8 +37,9 @@ function ShiftType_create($name, $angeltype_id, $description) {
       `name`='" . sql_escape($name) . "', 
       `angeltype_id`=" . sql_null($angeltype_id) . ",
       `description`='" . sql_escape($description) . "'");
-  if ($result === false)
+  if ($result === false) {
     return false;
+  }
   return sql_id();
 }
 
@@ -49,10 +50,12 @@ function ShiftType_create($name, $angeltype_id, $description) {
  */
 function ShiftType($shifttype_id) {
   $shifttype = sql_select("SELECT * FROM `ShiftTypes` WHERE `id`='" . sql_escape($shifttype_id) . "'");
-  if ($shifttype === false)
+  if ($shifttype === false) {
     return false;
-  if ($shifttype == null)
+  }
+  if ($shifttype == null) {
     return null;
+  }
   return $shifttype[0];
 }
 
diff --git a/includes/model/Shifts_model.php b/includes/model/Shifts_model.php
index d32de0cb..cca5139d 100644
--- a/includes/model/Shifts_model.php
+++ b/includes/model/Shifts_model.php
@@ -6,10 +6,13 @@
  * @param array<Shift> $shifts
  */
 function Shift_collides($shift, $shifts) {
-  foreach ($shifts as $other_shift)
-    if ($shift['SID'] != $other_shift['SID'])
-      if (! ($shift['start'] >= $other_shift['end'] || $shift['end'] <= $other_shift['start']))
+  foreach ($shifts as $other_shift) {
+    if ($shift['SID'] != $other_shift['SID']) {
+      if (! ($shift['start'] >= $other_shift['end'] || $shift['end'] <= $other_shift['start'])) {
         return true;
+      }
+    }
+  }
   return false;
 }
 
@@ -25,41 +28,46 @@ function Shift_signup_allowed($shift, $angeltype, $user_angeltype = null, $user_
   
   if ($user_shifts == null) {
     $user_shifts = Shifts_by_user($user);
-    if ($user_shifts === false)
+    if ($user_shifts === false) {
       engelsystem_error('Unable to load users shifts.');
+    }
   }
   
   $collides = Shift_collides($shift, $user_shifts);
   
   if ($user_angeltype == null) {
     $user_angeltype = UserAngelType_by_User_and_AngelType($user, $angeltype);
-    if ($user_angeltype === false)
+    if ($user_angeltype === false) {
       engelsystem_error('Unable to load user angeltype.');
+    }
   }
   
   $signed_up = false;
-  foreach ($user_shifts as $user_shift)
+  foreach ($user_shifts as $user_shift) {
     if ($user_shift['SID'] == $shift['SID']) {
       $signed_up = true;
       break;
     }
+  }
   
   $needed_angeltypes = NeededAngelTypes_by_shift($shift['SID']);
-  if ($needed_angeltypes === false)
+  if ($needed_angeltypes === false) {
     engelsystem_error('Unable to load needed angel types.');
-    
-    // is the shift still running or alternatively is the user shift admin?
+  }
+  
+  // is the shift still running or alternatively is the user shift admin?
   $user_may_join_shift = true;
   
   // you canot join if shift is full
-  foreach ($needed_angeltypes as $needed_angeltype)
+  foreach ($needed_angeltypes as $needed_angeltype) {
     if ($needed_angeltype['angel_type_id'] == $angeltype['id']) {
       if ($needed_angeltype['taken'] >= $needed_angeltype['count'])
         $user_may_join_shift = false;
       break;
     }
-    
-    // you cannot join if user alread joined a parallel or this shift
+  }
+  
+  // you cannot join if user alread joined a parallel or this shift
   $user_may_join_shift &= ! $collides;
   
   // you cannot join if you already singed up for this shift
@@ -69,10 +77,11 @@ function Shift_signup_allowed($shift, $angeltype, $user_angeltype = null, $user_
   $user_may_join_shift &= $user_angeltype != null;
   
   // you cannot join if you are not confirmed
-  if ($angeltype['restricted'] == 1 && $user_angeltype != null)
+  if ($angeltype['restricted'] == 1 && $user_angeltype != null) {
     $user_may_join_shift &= isset($user_angeltype['confirm_user_id']);
-    
-    // you can only join if the shift is in future
+  }
+  
+  // you can only join if the shift is in future
   $user_may_join_shift &= time() < $shift['start'];
   
   // User shift admins may join anybody in every shift
@@ -123,10 +132,12 @@ function Shift_update($shift) {
  */
 function Shift_update_by_psid($shift) {
   $shift_source = sql_select("SELECT `SID` FROM `Shifts` WHERE `PSID`=" . $shift['PSID']);
-  if ($shift_source === false)
+  if ($shift_source === false) {
     return false;
-  if (count($shift_source) == 0)
+  }
+  if (count($shift_source) == 0) {
     return null;
+  }
   $shift['SID'] = $shift_source[0]['SID'];
   return Shift_update($shift);
 }
@@ -148,8 +159,9 @@ function Shift_create($shift) {
       `PSID`=" . sql_null($shift['PSID']) . ",
       `created_by_user_id`='" . sql_escape($user['UID']) . "',
       `created_at_timestamp`=" . time());
-  if ($result === false)
+  if ($result === false) {
     return false;
+  }
   return sql_id();
 }
 
@@ -205,8 +217,9 @@ function Shifts_filtered() {
   
   // real request
   $shifts_source = sql_select("SELECT `SID` FROM `Shifts`" . $filter);
-  if ($shifts_source === false)
+  if ($shifts_source === false) {
     return false;
+  }
   if (count($shifts_source) > 0) {
     return $shifts_source;
   }
@@ -227,8 +240,9 @@ function Shift($id) {
       WHERE `SID`='" . sql_escape($id) . "'");
   $shiftsEntry_source = sql_select("SELECT `id`, `TID` , `UID` , `freeloaded` FROM `ShiftEntry` WHERE `SID`='" . sql_escape($id) . "'");
   
-  if ($shifts_source === false)
+  if ($shifts_source === false) {
     return false;
+  }
   if (count($shifts_source) > 0) {
     $result = $shifts_source[0];
     
@@ -260,13 +274,15 @@ function Shifts() {
     JOIN `ShiftTypes` ON (`ShiftTypes`.`id` = `Shifts`.`shifttype_id`)
     JOIN `Room` ON `Room`.`RID` = `Shifts`.`RID`
     ");
-  if ($shifts_source === false)
+  if ($shifts_source === false) {
     return false;
+  }
   
   foreach ($shifts_source as &$shift) {
     $needed_angeltypes = NeededAngelTypes_by_shift($shift['SID']);
-    if ($needed_angeltypes === false)
+    if ($needed_angeltypes === false) {
       return false;
+    }
     
     $shift['angeltypes'] = $needed_angeltypes;
   }
diff --git a/includes/model/UserAngelTypes_model.php b/includes/model/UserAngelTypes_model.php
index f942483e..d3538f09 100644
--- a/includes/model/UserAngelTypes_model.php
+++ b/includes/model/UserAngelTypes_model.php
@@ -133,8 +133,9 @@ function UserAngelType_create($user, $angeltype) {
     INSERT INTO `UserAngelTypes` SET
     `user_id`='" . sql_escape($user['UID']) . "',
     `angeltype_id`='" . sql_escape($angeltype['id']) . "'");
-  if ($result === false)
+  if ($result === false) {
     return false;
+  }
   return sql_id();
 }
 
@@ -149,10 +150,12 @@ function UserAngelType($user_angeltype_id) {
       FROM `UserAngelTypes`
       WHERE `id`='" . sql_escape($user_angeltype_id) . "'
       LIMIT 1");
-  if ($angeltype === false)
+  if ($angeltype === false) {
     return false;
-  if (count($angeltype) == 0)
+  }
+  if (count($angeltype) == 0) {
     return null;
+  }
   return $angeltype[0];
 }
 
@@ -169,10 +172,12 @@ function UserAngelType_by_User_and_AngelType($user, $angeltype) {
       WHERE `user_id`='" . sql_escape($user['UID']) . "'
       AND `angeltype_id`='" . sql_escape($angeltype['id']) . "'
       LIMIT 1");
-  if ($angeltype === false)
+  if ($angeltype === false) {
     return false;
-  if (count($angeltype) == 0)
+  }
+  if (count($angeltype) == 0) {
     return null;
+  }
   return $angeltype[0];
 }
 ?>
\ No newline at end of file
diff --git a/includes/model/UserDriverLicenses_model.php b/includes/model/UserDriverLicenses_model.php
index b99c8b1b..19f87e63 100644
--- a/includes/model/UserDriverLicenses_model.php
+++ b/includes/model/UserDriverLicenses_model.php
@@ -6,10 +6,12 @@
  */
 function UserDriverLicense($user_id) {
   $user_driver_license = sql_select("SELECT * FROM `UserDriverLicenses` WHERE `user_id`='" . sql_escape($user_id) . "'");
-  if ($user_driver_license === false)
+  if ($user_driver_license === false) {
     return false;
-  if (count($user_driver_license) > 0)
+  }
+  if (count($user_driver_license) > 0) {
     return $user_driver_license[0];
+  }
   return null;
 }
 
diff --git a/includes/model/User_model.php b/includes/model/User_model.php
index 00c3bfdd..3d5416da 100644
--- a/includes/model/User_model.php
+++ b/includes/model/User_model.php
@@ -6,7 +6,7 @@
 
 /**
  * Delete a user
- * 
+ *
  * @param int $user_id          
  */
 function User_delete($user_id) {
@@ -164,10 +164,12 @@ function User_validate_Nick($nick) {
  */
 function User($id) {
   $user_source = sql_select("SELECT * FROM `User` WHERE `UID`='" . sql_escape($id) . "' LIMIT 1");
-  if ($user_source === false)
+  if ($user_source === false) {
     return false;
-  if (count($user_source) > 0)
+  }
+  if (count($user_source) > 0) {
     return $user_source[0];
+  }
   return null;
 }
 
@@ -179,10 +181,12 @@ function User($id) {
  */
 function mUser_Limit($id) {
   $user_source = sql_select("SELECT `UID`, `Nick`, `Name`, `Vorname`, `Telefon`, `DECT`, `Handy`, `email`, `jabber` FROM `User` WHERE `UID`='" . sql_escape($id) . "' LIMIT 1");
-  if ($user_source === false)
+  if ($user_source === false) {
     return false;
-  if (count($user_source) > 0)
+  }
+  if (count($user_source) > 0) {
     return $user_source[0];
+  }
   return null;
 }
 
@@ -195,10 +199,12 @@ function mUser_Limit($id) {
  */
 function User_by_api_key($api_key) {
   $user = sql_select("SELECT * FROM `User` WHERE `api_key`='" . sql_escape($api_key) . "' LIMIT 1");
-  if ($user === false)
+  if ($user === false) {
     return false;
-  if (count($user) == 0)
+  }
+  if (count($user) == 0) {
     return null;
+  }
   return $user[0];
 }
 
@@ -210,10 +216,12 @@ function User_by_api_key($api_key) {
  */
 function User_by_email($email) {
   $user = sql_select("SELECT * FROM `User` WHERE `email`='" . sql_escape($email) . "' LIMIT 1");
-  if ($user === false)
+  if ($user === false) {
     return false;
-  if (count($user) == 0)
+  }
+  if (count($user) == 0) {
     return null;
+  }
   return $user[0];
 }
 
@@ -225,10 +233,12 @@ function User_by_email($email) {
  */
 function User_by_password_recovery_token($token) {
   $user = sql_select("SELECT * FROM `User` WHERE `password_recovery_token`='" . sql_escape($token) . "' LIMIT 1");
-  if ($user === false)
+  if ($user === false) {
     return false;
-  if (count($user) == 0)
+  }
+  if (count($user) == 0) {
     return null;
+  }
   return $user[0];
 }
 
@@ -240,10 +250,12 @@ function User_by_password_recovery_token($token) {
 function User_reset_api_key(&$user, $log = true) {
   $user['api_key'] = md5($user['Nick'] . time() . rand());
   $result = sql_query("UPDATE `User` SET `api_key`='" . sql_escape($user['api_key']) . "' WHERE `UID`='" . sql_escape($user['UID']) . "' LIMIT 1");
-  if ($result === false)
+  if ($result === false) {
     return false;
-  if ($log)
+  }
+  if ($log) {
     engelsystem_log(sprintf("API key resetted (%s).", User_Nick_render($user)));
+  }
 }
 
 /**
@@ -254,25 +266,25 @@ function User_reset_api_key(&$user, $log = true) {
 function User_generate_password_recovery_token(&$user) {
   $user['password_recovery_token'] = md5($user['Nick'] . time() . rand());
   $result = sql_query("UPDATE `User` SET `password_recovery_token`='" . sql_escape($user['password_recovery_token']) . "' WHERE `UID`='" . sql_escape($user['UID']) . "' LIMIT 1");
-  if ($result === false)
+  if ($result === false) {
     return false;
+  }
   engelsystem_log("Password recovery for " . User_Nick_render($user) . " started.");
   return $user['password_recovery_token'];
 }
 
-
 function User_get_eligable_voucher_count(&$user) {
   global $voucher_settings;
   
-	$shifts_done = count(ShiftEntries_finished_by_user($user));
-	
-	$earned_vouchers = $user['got_voucher'] - $voucher_settings['initial_vouchers'];
-	$elegible_vouchers = $shifts_done / $voucher_settings['shifts_per_voucher'] - $earned_vouchers;
-	if ( $elegible_vouchers < 0) {
-		return 0;
-	}
-	
-	return $elegible_vouchers;
+  $shifts_done = count(ShiftEntries_finished_by_user($user));
+  
+  $earned_vouchers = $user['got_voucher'] - $voucher_settings['initial_vouchers'];
+  $elegible_vouchers = $shifts_done / $voucher_settings['shifts_per_voucher'] - $earned_vouchers;
+  if ($elegible_vouchers < 0) {
+    return 0;
+  }
+  
+  return $elegible_vouchers;
 }
 
 ?>
diff --git a/includes/view/AngelTypes_view.php b/includes/view/AngelTypes_view.php
index fae52713..65abe0f3 100644
--- a/includes/view/AngelTypes_view.php
+++ b/includes/view/AngelTypes_view.php
@@ -21,42 +21,39 @@ function AngelType_name_render($angeltype) {
  * @return string
  */
 function AngelType_render_membership($user_angeltype) {
-  $membership = "";
   if ($user_angeltype['user_angeltype_id'] != null) {
     if ($user_angeltype['restricted']) {
-      if ($user_angeltype['confirm_user_id'] == null)
-        $membership = glyph('lock') . _("Unconfirmed");
-      elseif ($user_angeltype['coordinator'])
-        $membership = glyph_bool(true) . _("Coordinator");
-      else
-        $membership = glyph_bool(true) . _("Member");
-    } elseif ($user_angeltype['coordinator'])
-      $membership = glyph_bool(true) . _("Coordinator");
-    else
-      $membership = glyph_bool(true) . _("Member");
-  } else {
-    $membership = glyph_bool(false);
+      if ($user_angeltype['confirm_user_id'] == null) {
+        return glyph('lock') . _("Unconfirmed");
+      } elseif ($user_angeltype['coordinator']) {
+        return glyph_bool(true) . _("Coordinator");
+      }
+      return glyph_bool(true) . _("Member");
+    } elseif ($user_angeltype['coordinator']) {
+      return glyph_bool(true) . _("Coordinator");
+    }
+    return glyph_bool(true) . _("Member");
   }
-  return $membership;
+  return glyph_bool(false);
 }
 
 function AngelType_delete_view($angeltype) {
   return page_with_title(sprintf(_("Delete angeltype %s"), $angeltype['name']), array(
       info(sprintf(_("Do you want to delete angeltype %s?"), $angeltype['name']), true),
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes'), _("cancel"), 'cancel'),
           button(page_link_to('angeltypes') . '&action=delete&angeltype_id=' . $angeltype['id'] . '&confirmed', _("delete"), 'ok') 
-      )) 
+      ]) 
   ));
 }
 
 function AngelType_edit_view($name, $restricted, $description, $coordinator_mode, $requires_driver_license) {
   return page_with_title(sprintf(_("Edit %s"), $name), array(
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes'), _("Angeltypes"), 'back') 
-      )),
+      ]),
       msg(),
-      form(array(
+      form([
           $coordinator_mode ? form_info(_("Name"), $name) : form_text('name', _("Name"), $name),
           $coordinator_mode ? form_info(_("Restricted"), $restricted ? _("Yes") : _("No")) : form_checkbox('restricted', _("Restricted"), $restricted),
           $coordinator_mode ? form_info(_("Requires driver license"), $requires_driver_license ? _("Yes") : _("No")) : form_checkbox('requires_driver_license', _("Requires driver license"), $requires_driver_license),
@@ -64,7 +61,7 @@ function AngelType_edit_view($name, $restricted, $description, $coordinator_mode
           form_textarea('description', _("Description"), $description),
           form_info("", _("Please use markdown for the description.")),
           form_submit('submit', _("Save")) 
-      )) 
+      ]) 
   ));
 }
 
@@ -73,38 +70,44 @@ function AngelType_view($angeltype, $members, $user_angeltype, $admin_user_angel
       button(page_link_to('angeltypes'), _("Angeltypes"), 'back') 
   ];
   
-  if ($angeltype['requires_driver_license'])
+  if ($angeltype['requires_driver_license']) {
     $buttons[] = button(user_driver_license_edit_link($user), glyph("road") . _("my driving license"));
+  }
   
-  if ($user_angeltype == null)
+  if ($user_angeltype == null) {
     $buttons[] = button(page_link_to('user_angeltypes') . '&action=add&angeltype_id=' . $angeltype['id'], _("join"), 'add');
-  else {
-    if ($angeltype['requires_driver_license'] && $user_driver_license == null)
+  } else {
+    if ($angeltype['requires_driver_license'] && $user_driver_license == null) {
       error(_("This angeltype requires a driver license. Please enter your driver license information!"));
+    }
     
-    if ($angeltype['restricted'] && $user_angeltype['confirm_user_id'] == null)
+    if ($angeltype['restricted'] && $user_angeltype['confirm_user_id'] == null) {
       error(sprintf(_("You are unconfirmed for this angeltype. Please go to the introduction for %s to get confirmed."), $angeltype['name']));
+    }
     $buttons[] = button(page_link_to('user_angeltypes') . '&action=delete&user_angeltype_id=' . $user_angeltype['id'], _("leave"), 'cancel');
   }
   
-  if ($admin_angeltypes || $coordinator)
+  if ($admin_angeltypes || $coordinator) {
     $buttons[] = button(page_link_to('angeltypes') . '&action=edit&angeltype_id=' . $angeltype['id'], _("edit"), 'edit');
-  if ($admin_angeltypes)
+  }
+  if ($admin_angeltypes) {
     $buttons[] = button(page_link_to('angeltypes') . '&action=delete&angeltype_id=' . $angeltype['id'], _("delete"), 'delete');
+  }
   
-  $page = array(
+  $page = [
       msg(),
       buttons($buttons) 
-  );
+  ];
   
   $page[] = '<h3>' . _("Description") . '</h3>';
   $parsedown = new Parsedown();
-  if ($angeltype['description'] != "")
+  if ($angeltype['description'] != "") {
     $page[] = '<div class="well">' . $parsedown->parse($angeltype['description']) . '</div>';
+  }
   
-  $coordinators = array();
-  $members_confirmed = array();
-  $members_unconfirmed = array();
+  $coordinators = [];
+  $members_confirmed = [];
+  $members_unconfirmed = [];
   foreach ($members as $member) {
     $member['Nick'] = User_Nick_render($member);
     
@@ -125,19 +128,21 @@ function AngelType_view($angeltype, $members, $user_angeltype, $admin_user_angel
       ]);
       $members_unconfirmed[] = $member;
     } elseif ($member['coordinator']) {
-      if ($admin_angeltypes)
+      if ($admin_angeltypes) {
         $member['actions'] = table_buttons([
             button(page_link_to('user_angeltypes') . '&action=update&user_angeltype_id=' . $member['user_angeltype_id'] . '&coordinator=0', _("Remove coordinator rights"), 'btn-xs') 
         ]);
-      else
+      } else {
         $member['actions'] = '';
+      }
       $coordinators[] = $member;
     } else {
-      if ($admin_user_angeltypes)
+      if ($admin_user_angeltypes) {
         $member['actions'] = table_buttons([
             $admin_angeltypes ? button(page_link_to('user_angeltypes') . '&action=update&user_angeltype_id=' . $member['user_angeltype_id'] . '&coordinator=1', _("Add coordinator rights"), 'btn-xs') : '',
             button(page_link_to('user_angeltypes') . '&action=delete&user_angeltype_id=' . $member['user_angeltype_id'], _("remove"), 'btn-xs') 
         ]);
+      }
       $members_confirmed[] = $member;
     }
   }
@@ -167,25 +172,28 @@ function AngelType_view($angeltype, $members, $user_angeltype, $admin_user_angel
     $page[] = table($table_headers, $coordinators);
   }
   
-  if (count($members_confirmed) > 0)
+  if (count($members_confirmed) > 0) {
     $members_confirmed[] = [
         'Nick' => _('Sum'),
         'DECT' => count($members_confirmed),
         'actions' => '' 
     ];
+  }
   
-  if (count($members_unconfirmed) > 0)
+  if (count($members_unconfirmed) > 0) {
     $members_unconfirmed[] = [
         'Nick' => _('Sum'),
         'DECT' => count($members_unconfirmed),
         'actions' => '' 
     ];
+  }
   
   $page[] = '<h3>' . _("Members") . '</h3>';
-  if ($admin_user_angeltypes)
+  if ($admin_user_angeltypes) {
     $page[] = buttons([
         button(page_link_to('user_angeltypes') . '&action=add&angeltype_id=' . $angeltype['id'], _("Add"), 'add') 
     ]);
+  }
   $page[] = table($table_headers, $members_confirmed);
   
   if ($admin_user_angeltypes && $angeltype['restricted'] && count($members_unconfirmed) > 0) {
@@ -206,51 +214,54 @@ function AngelType_view($angeltype, $members, $user_angeltype, $admin_user_angel
  * @param array $angeltypes          
  */
 function AngelTypes_list_view($angeltypes, $admin_angeltypes) {
-  return page_with_title(angeltypes_title(), array(
+  return page_with_title(angeltypes_title(), [
       msg(),
-      buttons(array(
+      buttons([
           $admin_angeltypes ? button(page_link_to('angeltypes') . '&action=edit', _("New angeltype"), 'add') : '',
           button(page_link_to('angeltypes') . '&action=about', _("Teams/Job description")) 
-      )),
-      table(array(
+      ]),
+      table([
           'name' => _("Name"),
           'restricted' => glyph('lock') . _("Restricted"),
           'membership' => _("Membership"),
           'actions' => "" 
-      ), $angeltypes) 
-  ));
+      ], $angeltypes) 
+  ]);
 }
 
 function AngelTypes_about_view($angeltypes, $user_logged_in) {
   global $faq_url;
   
-  $content = array(
-      buttons(array(
+  $content = [
+      buttons([
           ! $user_logged_in ? button(page_link_to('register'), register_title()) : '',
           ! $user_logged_in ? button(page_link_to('login'), login_title()) : '',
           $user_logged_in ? button(page_link_to('angeltypes'), angeltypes_title(), 'back') : '',
           button($faq_url, _("FAQ"), "btn-primary") 
-      )),
+      ]),
       '<p>' . _("Here is the list of teams and their tasks. If you have questions, read the FAQ.") . '</p>',
       '<hr />' 
-  );
+  ];
   $parsedown = new Parsedown();
   foreach ($angeltypes as $angeltype) {
     $content[] = '<h2>' . $angeltype['name'] . '</h2>';
     
     if (isset($angeltype['user_angeltype_id'])) {
-      $buttons = array();
-      if ($angeltype['user_angeltype_id'] != null)
+      $buttons = [];
+      if ($angeltype['user_angeltype_id'] != null) {
         $buttons[] = button(page_link_to('user_angeltypes') . '&action=delete&user_angeltype_id=' . $angeltype['user_angeltype_id'], _("leave"), 'cancel');
-      else
+      } else {
         $buttons[] = button(page_link_to('user_angeltypes') . '&action=add&angeltype_id=' . $angeltype['id'], _("join"), 'add');
+      }
       $content[] = buttons($buttons);
     }
     
-    if ($angeltype['restricted'])
+    if ($angeltype['restricted']) {
       $content[] = info(_("This angeltype is restricted by double-opt-in by a team coordinator. Please show up at the according introduction meetings."), true);
-    if ($angeltype['description'] != "")
+    }
+    if ($angeltype['description'] != "") {
       $content[] = '<div class="well">' . $parsedown->parse($angeltype['description']) . '</div>';
+    }
     $content[] = '<hr />';
   }
   
diff --git a/includes/view/Questions_view.php b/includes/view/Questions_view.php
index c766125b..bdcb8a86 100644
--- a/includes/view/Questions_view.php
+++ b/includes/view/Questions_view.php
@@ -12,26 +12,26 @@ function Questions_view($open_questions, $answered_questions, $ask_action) {
     $question['actions'] = '<a href="' . page_link_to("user_questions") . '&action=delete&id=' . $question['QID'] . '">' . _("delete") . '</a>';
   }
   
-  return page_with_title(questions_title(), array(
+  return page_with_title(questions_title(), [
       msg(),
-      '<h2>' . _("Open questions") . '</h2>',
-      table(array(
+      heading(_("Open questions"), 2),
+      table([
           'Question' => _("Question"),
           'actions' => "" 
-      ), $open_questions),
-      '<h2>' . _("Answered questions") . '</h2>',
-      table(array(
+      ], $open_questions),
+      heading(_("Answered questions"), 2),
+      table([
           'Question' => _("Question"),
           'answer_user' => _("Answered by"),
           'Answer' => _("Answer"),
           'actions' => "" 
-      ), $answered_questions),
-      '<h2>' . _("Ask an archangel") . '</h2>',
-      form(array(
+      ], $answered_questions),
+      heading(_("Ask an archangel"), 2),
+      form([
           form_textarea('question', _("Your Question:"), ""),
           form_submit('submit', _("Save")) 
-      ), $ask_action) 
-  ));
+      ], $ask_action) 
+  ]);
 }
 
 ?>
\ No newline at end of file
diff --git a/includes/view/Rooms_view.php b/includes/view/Rooms_view.php
index e1d411cb..c820e983 100644
--- a/includes/view/Rooms_view.php
+++ b/includes/view/Rooms_view.php
@@ -2,8 +2,9 @@
 
 function Room_name_render($room) {
   global $privileges;
-  if (in_array('admin_rooms', $privileges))
+  if (in_array('admin_rooms', $privileges)) {
     return '<a href="' . room_link($room) . '">' . glyph('map-marker') . $room['Name'] . '</a>';
+  }
   return glyph('map-marker') . $room['Name'];
 }
 
diff --git a/includes/view/ShiftEntry_view.php b/includes/view/ShiftEntry_view.php
index 9665e426..fab5be66 100644
--- a/includes/view/ShiftEntry_view.php
+++ b/includes/view/ShiftEntry_view.php
@@ -13,16 +13,16 @@
  */
 function ShiftEntry_edit_view($angel, $date, $location, $title, $type, $comment, $freeloaded, $freeload_comment, $user_admin_shifts = false) {
   if ($user_admin_shifts) {
-    $freeload_form = array(
+    $freeload_form = [
         form_checkbox('freeloaded', _("Freeloaded"), $freeloaded),
         form_textarea('freeload_comment', _("Freeload comment (Only for shift coordination):"), $freeload_comment) 
-    );
+    ];
   } else {
-    $freeload_form = array();
+    $freeload_form = [];
   }
-  return page_with_title(_("Edit shift entry"), array(
+  return page_with_title(_("Edit shift entry"), [
       msg(),
-      form(array(
+      form([
           form_info(_("Angel:"), $angel),
           form_info(_("Date, Duration:"), $date),
           form_info(_("Location:"), $location),
@@ -31,8 +31,8 @@ function ShiftEntry_edit_view($angel, $date, $location, $title, $type, $comment,
           form_textarea('comment', _("Comment (for your eyes only):"), $comment),
           join("", $freeload_form),
           form_submit('submit', _("Save")) 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 ?>
\ No newline at end of file
diff --git a/includes/view/ShiftTypes_view.php b/includes/view/ShiftTypes_view.php
index 10431440..163d6646 100644
--- a/includes/view/ShiftTypes_view.php
+++ b/includes/view/ShiftTypes_view.php
@@ -2,27 +2,29 @@
 
 function ShiftType_name_render($shifttype) {
   global $privileges;
-  if (in_array('shifttypes', $privileges))
+  if (in_array('shifttypes', $privileges)) {
     return '<a href="' . shifttype_link($shifttype) . '">' . $shifttype['name'] . '</a>';
+  }
   return $shifttype['name'];
 }
 
 function ShiftType_delete_view($shifttype) {
-  return page_with_title(sprintf(_("Delete shifttype %s"), $shifttype['name']), array(
+  return page_with_title(sprintf(_("Delete shifttype %s"), $shifttype['name']), [
       info(sprintf(_("Do you want to delete shifttype %s?"), $shifttype['name']), true),
-      buttons(array(
+      buttons([
           button(page_link_to('shifttypes'), _("cancel"), 'cancel'),
           button(page_link_to('shifttypes') . '&action=delete&shifttype_id=' . $shifttype['id'] . '&confirmed', _("delete"), 'ok') 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 function ShiftType_edit_view($name, $angeltype_id, $angeltypes, $description, $shifttype_id) {
   $angeltypes_select = [
       '' => _('All') 
   ];
-  foreach ($angeltypes as $angeltype)
+  foreach ($angeltypes as $angeltype) {
     $angeltypes_select[$angeltype['id']] = $angeltype['name'];
+  }
   
   return page_with_title($shifttype_id ? _('Edit shifttype') : _('Create shifttype'), [
       msg(),
@@ -42,8 +44,9 @@ function ShiftType_edit_view($name, $angeltype_id, $angeltypes, $description, $s
 function ShiftType_view($shifttype, $angeltype) {
   $parsedown = new Parsedown();
   $title = $shifttype['name'];
-  if ($angeltype)
+  if ($angeltype) {
     $title .= ' <small>' . sprintf(_('for team %s'), $angeltype['name']) . '</small>';
+  }
   return page_with_title($title, [
       msg(),
       buttons([
diff --git a/includes/view/Shifts_view.php b/includes/view/Shifts_view.php
index c67ca740..95282eb5 100644
--- a/includes/view/Shifts_view.php
+++ b/includes/view/Shifts_view.php
@@ -2,10 +2,12 @@
 
 function Shift_editor_info_render($shift) {
   $info = [];
-  if ($shift['created_by_user_id'] != null)
+  if ($shift['created_by_user_id'] != null) {
     $info[] = sprintf(glyph('plus') . _("created at %s by %s"), date('Y-m-d H:i', $shift['created_at_timestamp']), User_Nick_render(User($shift['created_by_user_id'])));
-  if ($shift['edited_by_user_id'] != null)
+  }
+  if ($shift['edited_by_user_id'] != null) {
     $info[] = sprintf(glyph('pencil') . _("edited at %s by %s"), date('Y-m-d H:i', $shift['edited_at_timestamp']), User_Nick_render(User($shift['edited_by_user_id'])));
+  }
   return join('<br />', $info);
 }
 
@@ -14,32 +16,36 @@ function Shift_signup_button_render($shift, $angeltype, $user_angeltype = null,
   
   if ($user_angeltype == null) {
     $user_angeltype = UserAngelType_by_User_and_AngelType($user, $angeltype);
-    if ($user_angeltype === false)
+    if ($user_angeltype === false) {
       engelsystem_error('Unable to load user angeltype.');
+    }
   }
   
-  if (Shift_signup_allowed($shift, $angeltype, $user_angeltype, $user_shifts))
+  if (Shift_signup_allowed($shift, $angeltype, $user_angeltype, $user_shifts)) {
     return button(page_link_to('user_shifts') . '&shift_id=' . $shift['SID'] . '&type_id=' . $angeltype['id'], _('Sign up'));
-  elseif ($user_angeltype == null)
+  } elseif ($user_angeltype == null) {
     return button(page_link_to('angeltypes') . '&action=view&angeltype_id=' . $angeltype['id'], sprintf(_('Become %s'), $angeltype['name']));
-  else
-    return '';
+  }
+  return '';
 }
 
 function Shift_view($shift, $shifttype, $room, $shift_admin, $angeltypes_source, $user_shift_admin, $admin_rooms, $admin_shifttypes, $user_shifts, $signed_up) {
   $parsedown = new Parsedown();
   
   $angeltypes = [];
-  foreach ($angeltypes_source as $angeltype)
+  foreach ($angeltypes_source as $angeltype) {
     $angeltypes[$angeltype['id']] = $angeltype;
+  }
   
   $needed_angels = '';
   foreach ($shift['NeedAngels'] as $needed_angeltype) {
     $class = 'progress-bar-warning';
-    if ($needed_angeltype['taken'] == 0)
+    if ($needed_angeltype['taken'] == 0) {
       $class = 'progress-bar-danger';
-    if ($needed_angeltype['taken'] >= $needed_angeltype['count'])
+    }
+    if ($needed_angeltype['taken'] >= $needed_angeltype['count']) {
       $class = 'progress-bar-success';
+    }
     $needed_angels .= '<div class="list-group-item">';
     
     $needed_angels .= '<div class="pull-right">' . Shift_signup_button_render($shift, $angeltypes[$needed_angeltype['TID']]) . '</div>';
@@ -51,8 +57,9 @@ function Shift_view($shift, $shifttype, $room, $shift_admin, $angeltypes_source,
     foreach ($shift['ShiftEntry'] as $shift_entry) {
       if ($shift_entry['TID'] == $needed_angeltype['TID']) {
         $entry = User_Nick_render(User($shift_entry['UID']));
-        if ($shift_entry['freeloaded'])
+        if ($shift_entry['freeloaded']) {
           $entry = '<strike>' . $entry . '</strike>';
+        }
         if ($user_shift_admin) {
           $entry .= ' <div class="btn-group">';
           $entry .= button_glyph(page_link_to('user_myshifts') . '&edit=' . $shift_entry['id'] . '&id=' . $shift_entry['UID'], 'pencil', 'btn-xs');
@@ -69,7 +76,6 @@ function Shift_view($shift, $shifttype, $room, $shift_admin, $angeltypes_source,
   }
   
   return page_with_title($shift['name'] . ' <small class="moment-countdown" data-timestamp="' . $shift['start'] . '">%c</small>', [
-      
       msg(),
       Shift_collides($shift, $user_shifts) ? info(_('This shift collides with one of your shifts.'), true) : '',
       $signed_up ? info(_('You are signed up for this shift.'), true) : '',
diff --git a/includes/view/UserAngelTypes_view.php b/includes/view/UserAngelTypes_view.php
index 29bde3c4..802ec5aa 100644
--- a/includes/view/UserAngelTypes_view.php
+++ b/includes/view/UserAngelTypes_view.php
@@ -1,86 +1,88 @@
 <?php
+
 function UserAngelType_update_view($user_angeltype, $user, $angeltype, $coordinator) {
-  return page_with_title($coordinator ? _("Add coordinator rights") : _("Remove coordinator rights"), array(
+  return page_with_title($coordinator ? _("Add coordinator rights") : _("Remove coordinator rights"), [
       msg(),
       info(sprintf($coordinator ? _("Do you really want to add coordinator rights for %s to %s?") : _("Do you really want to remove coordinator rights for %s from %s?"), $angeltype['name'], User_Nick_render($user)), true),
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes') . '&action=view&angeltype_id=' . $angeltype['id'], _("cancel"), 'cancel'),
           button(page_link_to('user_angeltypes') . '&action=update&user_angeltype_id=' . $user_angeltype['id'] . '&coordinator=' . ($coordinator ? '1' : '0') . '&confirmed', _("yes"), 'ok') 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 function UserAngelTypes_delete_all_view($angeltype) {
-  return page_with_title(_("Deny all users"), array(
+  return page_with_title(_("Deny all users"), [
       msg(),
       info(sprintf(_("Do you really want to deny all users for %s?"), $angeltype['name']), true),
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes') . '&action=view&angeltype_id=' . $angeltype['id'], _("cancel"), 'cancel'),
           button(page_link_to('user_angeltypes') . '&action=delete_all&angeltype_id=' . $angeltype['id'] . '&confirmed', _("yes"), 'ok') 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 function UserAngelTypes_confirm_all_view($angeltype) {
-  return page_with_title(_("Confirm all users"), array(
+  return page_with_title(_("Confirm all users"), [
       msg(),
       info(sprintf(_("Do you really want to confirm all users for %s?"), $angeltype['name']), true),
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes') . '&action=view&angeltype_id=' . $angeltype['id'], _("cancel"), 'cancel'),
           button(page_link_to('user_angeltypes') . '&action=confirm_all&angeltype_id=' . $angeltype['id'] . '&confirmed', _("yes"), 'ok') 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 function UserAngelType_confirm_view($user_angeltype, $user, $angeltype) {
-  return page_with_title(_("Confirm angeltype for user"), array(
+  return page_with_title(_("Confirm angeltype for user"), [
       msg(),
       info(sprintf(_("Do you really want to confirm %s for %s?"), User_Nick_render($user), $angeltype['name']), true),
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes') . '&action=view&angeltype_id=' . $angeltype['id'], _("cancel"), 'cancel'),
           button(page_link_to('user_angeltypes') . '&action=confirm&user_angeltype_id=' . $user_angeltype['id'] . '&confirmed', _("yes"), 'ok') 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 function UserAngelType_delete_view($user_angeltype, $user, $angeltype) {
-  return page_with_title(_("Remove angeltype"), array(
+  return page_with_title(_("Remove angeltype"), [
       msg(),
       info(sprintf(_("Do you really want to delete %s from %s?"), User_Nick_render($user), $angeltype['name']), true),
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes') . '&action=view&angeltype_id=' . $angeltype['id'], _("cancel"), 'cancel'),
           button(page_link_to('user_angeltypes') . '&action=delete&user_angeltype_id=' . $user_angeltype['id'] . '&confirmed', _("yes"), 'ok') 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 function UserAngelType_add_view($angeltype, $users_source, $user_id) {
-  $users = array();
-  foreach ($users_source as $user_source)
+  $users = [];
+  foreach ($users_source as $user_source) {
     $users[$user_source['UID']] = User_Nick_render($user_source);
+  }
   
-  return page_with_title(_("Add user to angeltype"), array(
+  return page_with_title(_("Add user to angeltype"), [
       msg(),
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes') . '&action=view&angeltype_id=' . $angeltype['id'], _("back"), 'back') 
-      )),
-      form(array(
+      ]),
+      form([
           form_info(_("Angeltype"), $angeltype['name']),
           form_select('user_id', _("User"), $users, $user_id),
           form_submit('submit', _("Add")) 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 function UserAngelType_join_view($user, $angeltype) {
-  return page_with_title(sprintf(_("Become a %s"), $angeltype['name']), array(
+  return page_with_title(sprintf(_("Become a %s"), $angeltype['name']), [
       msg(),
       info(sprintf(_("Do you really want to add %s to %s?"), User_Nick_render($user), $angeltype['name']), true),
-      buttons(array(
+      buttons([
           button(page_link_to('angeltypes') . '&action=view&angeltype_id=' . $angeltype['id'], _("cancel"), 'cancel'),
           button(page_link_to('user_angeltypes') . '&action=add&angeltype_id=' . $angeltype['id'] . '&user_id=' . $user['UID'] . '&confirmed', _("save"), 'ok') 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 ?>
\ No newline at end of file
diff --git a/includes/view/User_view.php b/includes/view/User_view.php
index 4f61006e..5c258fc7 100644
--- a/includes/view/User_view.php
+++ b/includes/view/User_view.php
@@ -3,7 +3,7 @@
 /**
  * Available T-Shirt sizes
  */
-$tshirt_sizes = array(
+$tshirt_sizes = [
     '' => _("Please select..."),
     'S' => "S",
     'M' => "M",
@@ -17,7 +17,7 @@ $tshirt_sizes = array(
     'M-G' => "M Girl",
     'L-G' => "L Girl",
     'XL-G' => "XL Girl" 
-);
+];
 
 /**
  * Displays the welcome message to the user and shows a login form.
@@ -112,12 +112,12 @@ function Users_view($users, $order_by, $arrived_count, $active_count, $force_act
       'actions' => '<strong>' . count($users) . '</strong>' 
   );
   
-  return page_with_title(_('All users'), array(
+  return page_with_title(_('All users'), [
       msg(),
-      buttons(array(
+      buttons([
           button(page_link_to('register'), glyph('plus') . _('New user')) 
-      )),
-      table(array(
+      ]),
+      table([
           'Nick' => Users_table_header_link('Nick', _('Nick'), $order_by),
           'Vorname' => Users_table_header_link('Vorname', _('Prename'), $order_by),
           'Name' => Users_table_header_link('Name', _('Name'), $order_by),
@@ -131,8 +131,8 @@ function Users_view($users, $order_by, $arrived_count, $active_count, $force_act
           'Size' => Users_table_header_link('Size', _('Size'), $order_by),
           'lastLogIn' => Users_table_header_link('lastLogIn', _('Last login'), $order_by),
           'actions' => '' 
-      ), $users) 
-  ));
+      ], $users) 
+  ]);
 }
 
 function Users_table_header_link($column, $label, $order_by) {
@@ -141,24 +141,28 @@ function Users_table_header_link($column, $label, $order_by) {
 
 function User_shift_state_render($user) {
   $upcoming_shifts = ShiftEntries_upcoming_for_user($user);
-  if ($upcoming_shifts === false)
+  if ($upcoming_shifts === false) {
     return false;
+  }
   
-  if (count($upcoming_shifts) == 0)
+  if (count($upcoming_shifts) == 0) {
     return '<span class="text-success">' . _("Free") . '</span>';
+  }
   
-  if ($upcoming_shifts[0]['start'] > time())
-    if ($upcoming_shifts[0]['start'] - time() > 3600)
+  if ($upcoming_shifts[0]['start'] > time()) {
+    if ($upcoming_shifts[0]['start'] - time() > 3600) {
       return '<span class="text-success moment-countdown" data-timestamp="' . $upcoming_shifts[0]['start'] . '">' . _("Next shift %c") . '</span>';
-    else
+    } else {
       return '<span class="text-warning moment-countdown" data-timestamp="' . $upcoming_shifts[0]['start'] . '">' . _("Next shift %c") . '</span>';
-  
+    }
+  }
   $halfway = ($upcoming_shifts[0]['start'] + $upcoming_shifts[0]['end']) / 2;
   
-  if (time() < $halfway)
+  if (time() < $halfway) {
     return '<span class="text-danger moment-countdown" data-timestamp="' . $upcoming_shifts[0]['start'] . '">' . _("Shift starts %c") . '</span>';
-  else
+  } else {
     return '<span class="text-danger moment-countdown" data-timestamp="' . $upcoming_shifts[0]['end'] . '">' . _("Shift ends %c") . '</span>';
+  }
 }
 
 function User_view($user_source, $admin_user_privilege, $freeloader, $user_angeltypes, $user_groups, $shifts, $its_me) {
@@ -166,76 +170,83 @@ function User_view($user_source, $admin_user_privilege, $freeloader, $user_angel
   
   $user_name = htmlspecialchars($user_source['Vorname']) . " " . htmlspecialchars($user_source['Name']);
   
-  $myshifts_table = array();
+  $myshifts_table = [];
   $timesum = 0;
   foreach ($shifts as $shift) {
     $shift_info = '<a href="' . shift_link($shift) . '">' . $shift['name'] . '</a>';
-    if ($shift['title'])
+    if ($shift['title']) {
       $shift_info .= '<br /><a href="' . shift_link($shift) . '">' . $shift['title'] . '</a>';
+    }
     foreach ($shift['needed_angeltypes'] as $needed_angel_type) {
       $shift_info .= '<br><b>' . $needed_angel_type['name'] . ':</b> ';
       
-      $shift_entries = array();
+      $shift_entries = [];
       foreach ($needed_angel_type['users'] as $user_shift) {
         $member = User_Nick_render($user_shift);
-        if ($user_shift['freeloaded'])
+        if ($user_shift['freeloaded']) {
           $member = '<strike>' . $member . '</strike>';
+        }
         
         $shift_entries[] = $member;
       }
       $shift_info .= join(", ", $shift_entries);
     }
     
-    $myshift = array(
+    $myshift = [
         'date' => date("Y-m-d", $shift['start']),
         'time' => date("H:i", $shift['start']) . ' - ' . date("H:i", $shift['end']),
         'room' => $shift['Name'],
         'shift_info' => $shift_info,
         'comment' => $shift['Comment'] 
-    );
+    ];
     
     if ($shift['freeloaded']) {
-      if (in_array("user_shifts_admin", $privileges))
+      if (in_array("user_shifts_admin", $privileges)) {
         $myshift['comment'] .= '<br /><p class="error">' . _("Freeloaded") . ': ' . $shift['freeload_comment'] . '</p>';
-      else
+      } else {
         $myshift['comment'] .= '<br /><p class="error">' . _("Freeloaded") . '</p>';
+      }
     }
     
     $myshift['actions'] = [
         button(shift_link($shift), glyph('eye-open') . _('view'), 'btn-xs') 
     ];
-    if ($its_me || in_array('user_shifts_admin', $privileges))
+    if ($its_me || in_array('user_shifts_admin', $privileges)) {
       $myshift['actions'][] = button(page_link_to('user_myshifts') . '&edit=' . $shift['id'] . '&id=' . $user_source['UID'], glyph('edit') . _('edit'), 'btn-xs');
-    if (($shift['start'] > time() + $LETZTES_AUSTRAGEN * 3600) || in_array('user_shifts_admin', $privileges))
+    }
+    if (($shift['start'] > time() + $LETZTES_AUSTRAGEN * 3600) || in_array('user_shifts_admin', $privileges)) {
       $myshift['actions'][] = button(page_link_to('user_myshifts') . ((! $its_me) ? '&id=' . $user_source['UID'] : '') . '&cancel=' . $shift['id'], glyph('trash') . _('sign off'), 'btn-xs');
+    }
     $myshift['actions'] = table_buttons($myshift['actions']);
     
-    if ($shift['freeloaded'])
+    if ($shift['freeloaded']) {
       $timesum += (- 2 * ($shift['end'] - $shift['start']));
-    else
+    } else {
       $timesum += ($shift['end'] - $shift['start']);
+    }
     $myshifts_table[] = $myshift;
   }
-  if (count($myshifts_table) > 0)
-    $myshifts_table[] = array(
+  if (count($myshifts_table) > 0) {
+    $myshifts_table[] = [
         'date' => '<b>' . _("Sum:") . '</b>',
         'time' => "<b>" . round($timesum / 3600, 1) . " h</b>",
         'room' => "",
         'shift_info' => "",
         'comment' => "",
         'actions' => "" 
-    );
+    ];
+  }
   
-  return page_with_title('<span class="icon-icon_angel"></span> ' . htmlspecialchars($user_source['Nick']) . ' <small>' . $user_name . '</small>', array(
+  return page_with_title('<span class="icon-icon_angel"></span> ' . htmlspecialchars($user_source['Nick']) . ' <small>' . $user_name . '</small>', [
       msg(),
-      div('row', array(
-          div('col-md-3', array(
+      div('row', [
+          div('col-md-3', [
               '<h1>',
               '<span class="glyphicon glyphicon-phone"></span>',
               $user_source['DECT'],
               '</h1>' 
-          )),
-          div('col-md-3', array(
+          ]),
+          div('col-md-3', [
               '<h4>' . _("User state") . '</h4>',
               ($admin_user_privilege && $freeloader) ? '<span class="text-danger"><span class="glyphicon glyphicon-exclamation-sign"></span> ' . _("Freeloader") . '</span><br />' : '',
               $user_source['Gekommen'] ? User_shift_state_render($user_source) . '<br />' : '',
@@ -243,19 +254,19 @@ function User_view($user_source, $admin_user_privilege, $freeloader, $user_angel
               $admin_user_privilege ? ($user_source['got_voucher'] > 0 ? '<br /><span class="text-success">' . glyph('cutlery') . sprintf(ngettext("Got %s voucher", "Got %s vouchers", $user_source['got_voucher']), $user_source['got_voucher']) . '</span><br />' : '<br /><span class="text-danger">' . _("Got no vouchers") . '</span><br />') : '',
               ($user_source['Gekommen'] && $admin_user_privilege && $user_source['Aktiv']) ? ' <span class="text-success">' . _("Active") . '</span>' : '',
               ($user_source['Gekommen'] && $admin_user_privilege && $user_source['Tshirt']) ? ' <span class="text-success">' . _("T-Shirt") . '</span>' : '' 
-          )),
-          div('col-md-3', array(
+          ]),
+          div('col-md-3', [
               '<h4>' . _("Angeltypes") . '</h4>',
               User_angeltypes_render($user_angeltypes) 
-          )),
-          div('col-md-3', array(
+          ]),
+          div('col-md-3', [
               '<h4>' . _("Rights") . '</h4>',
               User_groups_render($user_groups) 
-          )) 
-      )),
-      div('row space-top', array(
-          div('col-md-12', array(
-              buttons(array(
+          ]) 
+      ]),
+      div('row space-top', [
+          div('col-md-12', [
+              buttons([
                   $admin_user_privilege ? button(page_link_to('admin_user') . '&id=' . $user_source['UID'], glyph("edit") . _("edit")) : '',
                   $admin_user_privilege ? button(user_driver_license_edit_link($user_source), glyph("road") . _("driving license")) : '',
                   ($admin_user_privilege && ! $user_source['Gekommen']) ? button(page_link_to('admin_arrive') . '&arrived=' . $user_source['UID'], _("arrived")) : '',
@@ -264,63 +275,65 @@ function User_view($user_source, $admin_user_privilege, $freeloader, $user_angel
                   $its_me ? button(page_link_to('ical') . '&key=' . $user_source['api_key'], glyph('calendar') . _("iCal Export")) : '',
                   $its_me ? button(page_link_to('shifts_json_export') . '&key=' . $user_source['api_key'], glyph('export') . _("JSON Export")) : '',
                   $its_me ? button(page_link_to('user_myshifts') . '&reset', glyph('repeat') . _('Reset API key')) : '' 
-              )) 
-          )) 
-      )),
+              ]) 
+          ]) 
+      ]),
       ($its_me || $admin_user_privilege) ? '<h2>' . _("Shifts") . '</h2>' : '',
-      ($its_me || $admin_user_privilege) ? table(array(
+      ($its_me || $admin_user_privilege) ? table([
           'date' => _("Day"),
           'time' => _("Time"),
           'room' => _("Location"),
           'shift_info' => _("Name &amp; workmates"),
           'comment' => _("Comment"),
           'actions' => _("Action") 
-      ), $myshifts_table) : '',
+      ], $myshifts_table) : '',
       $its_me ? info(glyph('info-sign') . _("Your night shifts between 2 and 8 am count twice."), true) : '',
       $its_me && count($shifts) == 0 ? error(sprintf(_("Go to the <a href=\"%s\">shifts table</a> to sign yourself up for some shifts."), page_link_to('user_shifts')), true) : '' 
-  ));
+  ]);
 }
 
 /**
  * View for password recovery step 1: E-Mail
  */
 function User_password_recovery_view() {
-  return page_with_title(user_password_recovery_title(), array(
+  return page_with_title(user_password_recovery_title(), [
       msg(),
       _("We will send you an e-mail with a password recovery link. Please use the email address you used for registration."),
-      form(array(
+      form([
           form_text('email', _("E-Mail"), ""),
           form_submit('submit', _("Recover")) 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 /**
  * View for password recovery step 2: New password
  */
 function User_password_set_view() {
-  return page_with_title(user_password_recovery_title(), array(
+  return page_with_title(user_password_recovery_title(), [
       msg(),
       _("Please enter a new password."),
-      form(array(
+      form([
           form_password('password', _("Password")),
           form_password('password2', _("Confirm password")),
           form_submit('submit', _("Save")) 
-      )) 
-  ));
+      ]) 
+  ]);
 }
 
 function User_angeltypes_render($user_angeltypes) {
-  $output = array();
+  $output = [];
   foreach ($user_angeltypes as $angeltype) {
     $class = "";
-    if ($angeltype['restricted'] == 1)
-      if ($angeltype['confirm_user_id'] != null)
+    if ($angeltype['restricted'] == 1) {
+      if ($angeltype['confirm_user_id'] != null) {
         $class = 'text-success';
-      else
+      } else {
         $class = 'text-warning';
-    else
+      }
+    } else {
       $class = 'text-success';
+    }
     $output[] = '<a href="' . angeltype_link($angeltype['id']) . '" class="' . $class . '">' . ($angeltype['coordinator'] ? glyph('education') : '') . $angeltype['name'] . '</a>';
   }
   return join('<br />', $output);