Add PHP 8.4 support to Smarty

.github/workflows/ci.yml

@@ -33,6 +33,7 @@ jobs:
           - "8.1"
           - "8.2"
           - "8.3"
+          - "8.4"
 
         compiler:
           - default
@@ -50,6 +51,9 @@ jobs:
           - os: ubuntu-latest
             php-version: "8.3"
             compiler: jit
+          - os: ubuntu-latest
+            php-version: "8.4"
+            compiler: jit
     steps:
     - name: Checkout
       uses: actions/checkout@v3

README.md

@@ -7,7 +7,7 @@ Smarty is a template engine for PHP, facilitating the separation of presentation
 Read the [documentation](https://smarty-php.github.io/smarty/) to find out how to use it. 
 
 ## Requirements
-Smarty can be run with PHP 7.1 to PHP 8.3.
+Smarty can be run with PHP 7.1 to PHP 8.4.
 
 ## Installation
 Smarty versions 3.1.11 or later can be installed with [Composer](https://getcomposer.org/).

demo/plugins/resource.extendsall.php

@@ -13,12 +13,12 @@ class Smarty_Resource_Extendsall extends Smarty_Internal_Resource_Extends
     /**
      * populate Source Object with meta data from Resource
      *
-     * @param Smarty_Template_Source   $source    source object
-     * @param Smarty_Internal_Template $_template template object
+     * @param Smarty_Template_Source        $source    source object
+     * @param Smarty_Internal_Template|null $_template template object
      *
      * @return void
      */
-    public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
+    public function populate(Smarty_Template_Source $source, ?Smarty_Internal_Template $_template = null)
     {
         $uid = '';
         $sources = array();

docker-compose.yml

@@ -46,4 +46,9 @@ services:
     extends:
       service: base
     build:
-      dockerfile: ./utilities/testrunners/php83/Dockerfile 
+      dockerfile: ./utilities/testrunners/php83/Dockerfile
+  php84:
+    extends:
+      service: base
+    build:
+      dockerfile: ./utilities/testrunners/php84/Dockerfile

docs/getting-started.md

@@ -1,7 +1,7 @@
 # Getting started
 
 ## Requirements
-Smarty can be run with PHP 7.1 to PHP 8.3.
+Smarty can be run with PHP 7.1 to PHP 8.4.
 
 ## Installation
 Smarty can be installed with [Composer](https://getcomposer.org/).

libs/Smarty.class.php

@@ -1036,11 +1036,11 @@ public function loadPlugin($plugin_name, $check = true)
     /**
      * Get unique template id
      *
-     * @param string                    $template_name
-     * @param null|mixed                $cache_id
-     * @param null|mixed                $compile_id
-     * @param null                      $caching
-     * @param \Smarty_Internal_Template $template
+     * @param string                         $template_name
+     * @param null|mixed                     $cache_id
+     * @param null|mixed                     $compile_id
+     * @param null                           $caching
+     * @param \Smarty_Internal_Template|null $template
      *
      * @return string
      * @throws \SmartyException
@@ -1050,7 +1050,7 @@ public function _getTemplateId(
         $cache_id = null,
         $compile_id = null,
         $caching = null,
-        Smarty_Internal_Template $template = null
+        ?Smarty_Internal_Template $template = null
     ) {
         $template_name = (strpos($template_name, ':') === false) ? "{$this->default_resource_type}:{$template_name}" :
             $template_name;

libs/sysplugins/smarty_cacheresource.php

@@ -44,15 +44,15 @@ abstract public function populateTimestamp(Smarty_Template_Cached $cached);
     /**
      * Read the cached template and process header
      *
-     * @param Smarty_Internal_Template $_template template object
-     * @param Smarty_Template_Cached   $cached    cached object
-     * @param boolean                  $update    flag if called because cache update
+     * @param Smarty_Internal_Template    $_template template object
+     * @param Smarty_Template_Cached|null $cached    cached object
+     * @param boolean                     $update    flag if called because cache update
      *
      * @return boolean true or false if the cached content does not exist
      */
     abstract public function process(
         Smarty_Internal_Template $_template,
-        Smarty_Template_Cached $cached = null,
+        ?Smarty_Template_Cached $cached = null,
         $update = false
     );
 

libs/sysplugins/smarty_cacheresource_custom.php

@@ -124,15 +124,15 @@ public function populateTimestamp(Smarty_Template_Cached $cached)
     /**
      * Read the cached template and process the header
      *
-     * @param \Smarty_Internal_Template $_smarty_tpl do not change variable name, is used by compiled template
-     * @param Smarty_Template_Cached    $cached      cached object
-     * @param boolean                   $update      flag if called because cache update
+     * @param \Smarty_Internal_Template   $_smarty_tpl do not change variable name, is used by compiled template
+     * @param Smarty_Template_Cached|null $cached      cached object
+     * @param boolean                     $update      flag if called because cache update
      *
      * @return boolean                 true or false if the cached content does not exist
      */
     public function process(
         Smarty_Internal_Template $_smarty_tpl,
-        Smarty_Template_Cached $cached = null,
+        ?Smarty_Template_Cached $cached = null,
         $update = false
     ) {
         if (!$cached) {

libs/sysplugins/smarty_cacheresource_keyvaluestore.php

@@ -88,15 +88,15 @@ public function populateTimestamp(Smarty_Template_Cached $cached)
     /**
      * Read the cached template and process the header
      *
-     * @param \Smarty_Internal_Template $_smarty_tpl do not change variable name, is used by compiled template
-     * @param Smarty_Template_Cached    $cached      cached object
-     * @param boolean                   $update      flag if called because cache update
+     * @param \Smarty_Internal_Template   $_smarty_tpl do not change variable name, is used by compiled template
+     * @param Smarty_Template_Cached|null $cached      cached object
+     * @param boolean                     $update      flag if called because cache update
      *
      * @return boolean                 true or false if the cached content does not exist
      */
     public function process(
         Smarty_Internal_Template $_smarty_tpl,
-        Smarty_Template_Cached $cached = null,
+        ?Smarty_Template_Cached $cached = null,
         $update = false
     ) {
         if (!$cached) {

libs/sysplugins/smarty_internal_cacheresource_file.php

@@ -88,15 +88,15 @@ public function populateTimestamp(Smarty_Template_Cached $cached)
     /**
      * Read the cached template and process its header
      *
-     * @param \Smarty_Internal_Template $_smarty_tpl do not change variable name, is used by compiled template
-     * @param Smarty_Template_Cached    $cached      cached object
-     * @param bool                      $update      flag if called because cache update
+     * @param \Smarty_Internal_Template   $_smarty_tpl do not change variable name, is used by compiled template
+     * @param Smarty_Template_Cached|null $cached      cached object
+     * @param bool                        $update      flag if called because cache update
      *
      * @return boolean true or false if the cached content does not exist
      */
     public function process(
         Smarty_Internal_Template $_smarty_tpl,
-        Smarty_Template_Cached $cached = null,
+        ?Smarty_Template_Cached $cached = null,
         $update = false
     ) {
         $_smarty_tpl->cached->valid = false;

libs/sysplugins/smarty_internal_data.php

@@ -190,7 +190,7 @@ public function assignByRef($tpl_var, &$value, $nocache = false)
      *
      * @return mixed variable value or or array of variables
      */
-    public function getTemplateVars($varName = null, Smarty_Internal_Data $_ptr = null, $searchParents = true)
+    public function getTemplateVars($varName = null, ?Smarty_Internal_Data $_ptr = null, $searchParents = true)
     {
         return $this->ext->getTemplateVars->getTemplateVars($this, $varName, $_ptr, $searchParents);
     }
@@ -200,7 +200,7 @@ public function getTemplateVars($varName = null, Smarty_Internal_Data $_ptr = nu
      *
      * @param \Smarty_Internal_Data|null $data
      */
-    public function _mergeVars(Smarty_Internal_Data $data = null)
+    public function _mergeVars(?Smarty_Internal_Data $data = null)
     {
         if (isset($data)) {
             if (!empty($this->tpl_vars)) {

libs/sysplugins/smarty_internal_method_createdata.php

@@ -24,14 +24,14 @@ class Smarty_Internal_Method_CreateData
      * @api  Smarty::createData()
      * @link https://www.smarty.net/docs/en/api.create.data.tpl
      *
-     * @param \Smarty_Internal_TemplateBase|\Smarty_Internal_Template|\Smarty      $obj
-     * @param \Smarty_Internal_Template|\Smarty_Internal_Data|\Smarty_Data|\Smarty $parent next higher level of Smarty
-     *                                                                                     variables
-     * @param string                                                               $name   optional data block name
+     * @param \Smarty_Internal_TemplateBase|\Smarty_Internal_Template|\Smarty           $obj
+     * @param \Smarty_Internal_Template|\Smarty_Internal_Data|\Smarty_Data|\Smarty|null $parent next higher level of Smarty
+     *                                                                                          variables
+     * @param string                                                                    $name   optional data block name
      *
      * @return \Smarty_Data data object
      */
-    public function createData(Smarty_Internal_TemplateBase $obj, Smarty_Internal_Data $parent = null, $name = null)
+    public function createData(Smarty_Internal_TemplateBase $obj, ?Smarty_Internal_Data $parent = null, $name = null)
     {
         /* @var Smarty $smarty */
         $smarty = $obj->_getSmartyObj();

libs/sysplugins/smarty_internal_method_gettemplatevars.php

@@ -24,17 +24,17 @@ class Smarty_Internal_Method_GetTemplateVars
      * @api  Smarty::getTemplateVars()
      * @link https://www.smarty.net/docs/en/api.get.template.vars.tpl
      *
-     * @param \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty $data
-     * @param string                                                  $varName       variable name or null
-     * @param \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty $_ptr          optional pointer to data object
-     * @param bool                                                    $searchParents include parent templates?
+     * @param \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty      $data
+     * @param string                                                       $varName       variable name or null
+     * @param \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty|null $_ptr          optional pointer to data object
+     * @param bool                                                         $searchParents include parent templates?
      *
      * @return mixed variable value or or array of variables
      */
     public function getTemplateVars(
         Smarty_Internal_Data $data,
         $varName = null,
-        Smarty_Internal_Data $_ptr = null,
+        ?Smarty_Internal_Data $_ptr = null,
         $searchParents = true
     ) {
         if (isset($varName)) {
@@ -87,7 +87,7 @@ public function getTemplateVars(
     public function _getVariable(
         Smarty_Internal_Data $data,
         $varName,
-        Smarty_Internal_Data $_ptr = null,
+        ?Smarty_Internal_Data $_ptr = null,
         $searchParents = true,
         $errorEnable = true
     ) {

libs/sysplugins/smarty_internal_resource_eval.php

@@ -22,11 +22,11 @@ class Smarty_Internal_Resource_Eval extends Smarty_Resource_Recompiled
      * populate Source Object with meta data from Resource
      *
      * @param Smarty_Template_Source   $source    source object
-     * @param Smarty_Internal_Template $_template template object
+     * @param Smarty_Internal_Template|null $_template template object
      *
      * @return void
      */
-    public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
+    public function populate(Smarty_Template_Source $source, ?Smarty_Internal_Template $_template = null)
     {
         $source->uid = $source->filepath = sha1($source->name);
         $source->timestamp = $source->exists = true;

libs/sysplugins/smarty_internal_resource_extends.php

@@ -28,11 +28,11 @@ class Smarty_Internal_Resource_Extends extends Smarty_Resource
      * populate Source Object with meta data from Resource
      *
      * @param Smarty_Template_Source   $source    source object
-     * @param Smarty_Internal_Template $_template template object
+     * @param Smarty_Internal_Template|null $_template template object
      *
      * @throws SmartyException
      */
-    public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
+    public function populate(Smarty_Template_Source $source, ?Smarty_Internal_Template $_template = null)
     {
         $uid = '';
         $sources = array();

libs/sysplugins/smarty_internal_resource_file.php

@@ -21,11 +21,11 @@ class Smarty_Internal_Resource_File extends Smarty_Resource
      * populate Source Object with meta data from Resource
      *
      * @param Smarty_Template_Source   $source    source object
-     * @param Smarty_Internal_Template $_template template object
+     * @param Smarty_Internal_Template|null $_template template object
      *
      * @throws \SmartyException
      */
-    public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
+    public function populate(Smarty_Template_Source $source, ?Smarty_Internal_Template $_template = null)
     {
         $source->filepath = $this->buildFilepath($source, $_template);
         if ($source->filepath !== false) {
@@ -93,12 +93,12 @@ public function getBasename(Smarty_Template_Source $source)
      * build template filepath by traversing the template_dir array
      *
      * @param Smarty_Template_Source   $source    source object
-     * @param Smarty_Internal_Template $_template template object
+     * @param Smarty_Internal_Template|null $_template template object
      *
      * @return string fully qualified filepath
      * @throws SmartyException
      */
-    protected function buildFilepath(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
+    protected function buildFilepath(Smarty_Template_Source $source, ?Smarty_Internal_Template $_template = null)
     {
         $file = $source->name;
         // absolute file ?

libs/sysplugins/smarty_internal_resource_stream.php

@@ -23,11 +23,11 @@ class Smarty_Internal_Resource_Stream extends Smarty_Resource_Recompiled
      * populate Source Object with meta data from Resource
      *
      * @param Smarty_Template_Source   $source    source object
-     * @param Smarty_Internal_Template $_template template object
+     * @param Smarty_Internal_Template|null $_template template object
      *
      * @return void
      */
-    public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
+    public function populate(Smarty_Template_Source $source, ?Smarty_Internal_Template $_template = null)
     {
         if (strpos($source->resource, '://') !== false) {
             $source->filepath = $source->resource;

libs/sysplugins/smarty_internal_resource_string.php

@@ -22,11 +22,11 @@ class Smarty_Internal_Resource_String extends Smarty_Resource
      * populate Source Object with meta data from Resource
      *
      * @param Smarty_Template_Source   $source    source object
-     * @param Smarty_Internal_Template $_template template object
+     * @param Smarty_Internal_Template|null $_template template object
      *
      * @return void
      */
-    public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
+    public function populate(Smarty_Template_Source $source, ?Smarty_Internal_Template $_template = null)
     {
         $source->uid = $source->filepath = sha1($source->name . $source->smarty->_joined_template_dir);
         $source->timestamp = $source->exists = true;

libs/sysplugins/smarty_internal_runtime_codeframe.php

@@ -17,11 +17,11 @@ class Smarty_Internal_Runtime_CodeFrame
     /**
      * Create code frame for compiled and cached templates
      *
-     * @param Smarty_Internal_Template              $_template
-     * @param string                                $content   optional template content
-     * @param string                                $functions compiled template function and block code
-     * @param bool                                  $cache     flag for cache file
-     * @param \Smarty_Internal_TemplateCompilerBase $compiler
+     * @param Smarty_Internal_Template                   $_template
+     * @param string                                     $content   optional template content
+     * @param string                                     $functions compiled template function and block code
+     * @param bool                                       $cache     flag for cache file
+     * @param \Smarty_Internal_TemplateCompilerBase|null $compiler
      *
      * @return string
      */
@@ -30,7 +30,7 @@ public function create(
         $content = '',
         $functions = '',
         $cache = false,
-        Smarty_Internal_TemplateCompilerBase $compiler = null
+        ?Smarty_Internal_TemplateCompilerBase $compiler = null
     ) {
         // build property code
         $properties[ 'version' ] = Smarty::SMARTY_VERSION;

libs/sysplugins/smarty_internal_runtime_inheritance.php

@@ -168,7 +168,7 @@ public function instanceBlock(Smarty_Internal_Template $tpl, $className, $name,
     public function process(
         Smarty_Internal_Template $tpl,
         Smarty_Internal_Block $block,
-        Smarty_Internal_Block $parent = null
+        ?Smarty_Internal_Block $parent = null
     ) {
         if ($block->hide && !isset($block->child)) {
             return;

libs/sysplugins/smarty_internal_template.php

@@ -149,7 +149,7 @@ class Smarty_Internal_Template extends Smarty_Internal_TemplateBase
     public function __construct(
         $template_resource,
         Smarty $smarty,
-        Smarty_Internal_Data $_parent = null,
+        ?Smarty_Internal_Data $_parent = null,
         $_cache_id = null,
         $_compile_id = null,
         $_caching = null,

libs/sysplugins/smarty_internal_templatecompilerbase.php

@@ -386,7 +386,7 @@ public function __construct(Smarty $smarty)
     public function compileTemplate(
         Smarty_Internal_Template $template,
         $nocache = null,
-        Smarty_Internal_TemplateCompilerBase $parent_compiler = null
+        ?Smarty_Internal_TemplateCompilerBase $parent_compiler = null
     ) {
         // get code frame of compiled template
         $_compiled_code = $template->smarty->ext->_codeFrame->create(
@@ -407,17 +407,17 @@ public function compileTemplate(
     /**
      * Compile template source and run optional post filter
      *
-     * @param \Smarty_Internal_Template             $template
-     * @param null|bool                             $nocache flag if template must be compiled in nocache mode
-     * @param \Smarty_Internal_TemplateCompilerBase $parent_compiler
+     * @param \Smarty_Internal_Template                  $template
+     * @param null|bool                                  $nocache flag if template must be compiled in nocache mode
+     * @param \Smarty_Internal_TemplateCompilerBase|null $parent_compiler
      *
      * @return string
      * @throws \Exception
      */
     public function compileTemplateSource(
         Smarty_Internal_Template $template,
         $nocache = null,
-        Smarty_Internal_TemplateCompilerBase $parent_compiler = null
+        ?Smarty_Internal_TemplateCompilerBase $parent_compiler = null
     ) {
         try {
             // save template object in compiler class