php7 fixes

classes/basic/class.rex_radio.inc.php

@@ -13,6 +13,15 @@ class rex_radio
     var $options;
     var $option_selected;
 
+    // this is the new style constructor used by newer php versions.
+    // important: if you change the signatur of this method, change also the signature of rex_radio()
+    function __construct()
+    {
+        $this->rex_radio();
+    }
+
+    // this is the deprecated old style constructor kept for compat reasons. 
+    // important: if you change the signatur of this method, change also the signature of __construct()
     public function rex_radio()
     {
         $this->init();

classes/basic/class.rex_xform.inc.php

@@ -9,6 +9,15 @@
 class rex_xform
 {
 
+    // this is the new style constructor used by newer php versions.
+    // important: if you change the signatur of this method, change also the signature of rex_xform()
+    function __construct()
+    {
+        $this->rex_xform();
+    }
+
+    // this is the deprecated old style constructor kept for compat reasons. 
+    // important: if you change the signatur of this method, change also the signature of __construct()
     function rex_xform()
     {
         global $REX;

ext/captcha/class.captcha_x.php

@@ -68,6 +68,16 @@ class captcha_x
      * @return void
      * @constructor
      */
+
+    // this is the new style constructor used by newer php versions.
+    // important: if you change the signatur of this method, change also the signature of captcha_x()
+    function __construct()
+    {
+        $this->captcha_x();
+    }
+
+    // this is the deprecated old style constructor kept for compat reasons. 
+    // important: if you change the signatur of this method, change also the signature of __construct()
     function captcha_x()
     {
         $this->INI = parse_ini_file( dirname( __FILE__) . '/captcha_x.ini', true);

plugins/manager/classes/basic/class.rex_xform_manager.inc.php

@@ -25,6 +25,15 @@ class rex_xform_manager
 
     protected static $reservedFieldColumns = array('id', 'table_name', 'prio', 'type_id', 'type_name', 'list_hidden', 'search');
 
+    // this is the new style constructor used by newer php versions.
+    // important: if you change the signatur of this method, change also the signature of rex_xform_manager()
+    function __construct()
+    {
+        $this->rex_xform_manager();
+    }
+
+    // this is the deprecated old style constructor kept for compat reasons. 
+    // important: if you change the signatur of this method, change also the signature of __construct()
     function rex_xform_manager()
     {
         $this->setDataPageFunctions();

plugins/manager/classes/basic/class.rex_xform_manager_search.inc.php

@@ -27,6 +27,15 @@ class rex_xform_manager_search
     /** @type rex_xform_manager_table */
     protected $table = null;
 
+    // this is the new style constructor used by newer php versions.
+    // important: if you change the signatur of this method, change also the signature of rex_xform_manager_search()
+    function __construct(rex_xform_manager_table $table)
+    {
+        $this->rex_xform_manager_search($table);
+    }
+
+    // this is the deprecated old style constructor kept for compat reasons. 
+    // important: if you change the signatur of this method, change also the signature of __construct()
     public function rex_xform_manager_search(rex_xform_manager_table $table)
     {
         $this->table = $table;