Preparing PHP 8.4 announcement page

releases/8.4/common.php

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+<?php
+
+declare(strict_types=1);
+
+namespace releases\php84;
+
+include_once __DIR__ . '/../../include/prepend.inc';
+
+const LANGUAGES = [
+    'en' => 'English',
+    'ru' => 'Russian',
+    'pt_BR' => 'Português do Brasil',
+    'nl' => 'Nederlands',
+    'es' => 'Spanish',
+];
+
+function common_header(string $description): void {
+    global $MYSITE;
+
+    $meta_image_path = \htmlspecialchars(
+        \filter_var($MYSITE . 'images/php8/php_8_4_released.png', \FILTER_VALIDATE_URL));
+    $meta_description = \htmlspecialchars($description);
+
+    \site_header("PHP 8.4.0 Release Announcement", [
+        'current' => 'php8',
+        'css' => ['php8.css'],
+        'meta_tags' => <<<META
+<meta name="twitter:card" content="summary_large_image" />
+<meta name="twitter:site" content="@official_php" />
+<meta name="twitter:title" content="PHP 8.4 Released" />
+<meta name="twitter:description" content="{$meta_description}" />
+<meta name="twitter:creator" content="@official_php" />
+<meta name="twitter:image:src" content="{$meta_image_path}" />
+
+<meta itemprop="name" content="PHP 8.4 Released" />
+<meta itemprop="description" content="{$meta_description}" />
+<meta itemprop="image" content="{$meta_image_path}" />
+
+<meta property="og:image" content="{$meta_image_path}" />
+<meta property="og:description" content="{$meta_description}" />
+META
+    ]);
+}
+
+function language_chooser(string $currentLang): void {
+    // Print out the form with all the options
+    echo '
+      <form action="" method="get" id="changelang" name="changelang">
+        <fieldset>
+          <label for="changelang-langs">Change language:</label>
+          <select onchange="location = this.value + \'.php\'" name="lang" id="changelang-langs">
+';
+
+    $tab = '            ';
+    foreach (LANGUAGES as $lang => $text) {
+        $selected = ($lang === $currentLang) ? ' selected="selected"' : '';
+        echo $tab, "<option value='$lang'$selected>$text</option>\n";
+    }
+
+    echo '          </select>
+        </fieldset>
+      </form>
+';
+}
+
+function message($code, $language = 'en')
+{
+    $original = require __DIR__ . '/languages/en.php';
+    if (($language !== 'en') && file_exists(__DIR__ . '/languages/' . $language . '.php')) {
+        $translation = require __DIR__ . '/languages/' . $language . '.php';
+    }
+
+    return $translation[$code] ?? $original[$code] ?? $code;
+}

releases/8.4/en.php

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+<?php
+
+$lang = 'en';
+
+include_once __DIR__ . '/release.inc';

releases/8.4/es.php

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+<?php
+
+$lang = 'es';
+
+include_once __DIR__ . '/release.inc';

releases/8.4/index.php

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+<?php
+
+use phpweb\LangChooser;
+use const releases\php84\LANGUAGES;
+
+$_SERVER['BASE_PAGE'] = 'releases/8.4/index.php';
+require_once __DIR__ . '/common.php';
+require_once __DIR__ . '/../../src/autoload.php';
+
+$langChooser = new LangChooser(LANGUAGES, [], "", "");
+[$lang,] = $langChooser->chooseCode("", "", $_SERVER['HTTP_ACCEPT_LANGUAGE']);
+
+mirror_redirect("/releases/8.4/$lang.php");

releases/8.4/languages/en.php

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+<?php
+
+return [
+    'common_header' => 'PHP 8.4 is a major update of the PHP language. It contains many new features, such as property hooks, asymmetric visibility, an updated DOM API, performance improvements, bug fixes, and general cleanup.',
+    'documentation' => 'Doc',
+    'main_title' => 'Released!',
+    'main_subtitle' => 'PHP 8.4 is a major update of the PHP language.<br class="display-none-md"> It contains many new features, such as property hooks, asymmetric visibility, an updated DOM API, performance improvements, bug fixes, and general cleanup.',
+    'upgrade_now' => 'Upgrade to PHP 8.4 now!',
+
+    'property_hooks_title' => 'Property hooks',
+    'property_hooks_description' => 'Property hooks provide support for computed properties that can natively be understood by IDEs and static analysis tools, without needing to write docblock comments that might go out of sync. Furthermore, they allow reliable pre- or post-processing of values, without needing to check whether a matching getter or setter exists in the class.',
+    'asymmetric_visibility_title' => 'Asymmetric Visibility',
+    'asymmetric_visibility_description' => 'The scope to write to a property may now be controlled independently from the scope to read the property, reducing the need for boilerplate getter methods to expose a property’s value without allowing modification from the outside of a class.',
+    'deprecated_attribute_title' => '<code>#[\Deprecated]</code> Attribute',
+    'deprecated_attribute_description' => 'The new <code>#[\Deprecated]</code> attribute makes PHP’s existing deprecation mechanism available to user-defined functions, methods, and class constants.',
+    'dom_additions_html5_title' => 'New ext-dom features and HTML5 support',
+    'dom_additions_html5_description' => '<p>New DOM API that includes standards-compliant support for parsing HTML5 documents, fixes several long-standing compliance bugs in the behavior of the DOM functionality, and adds several functions to make working with documents more convenient.</p><p>The new DOM API is available within the <code>Dom</code> namespace. Documents using the new DOM API can be created using the <code>Dom\HTMLDocument</code> and <code>Dom\XMLDocument</code> classes.</p>',
+    'new_array_find_title' => 'New <code>array_*()</code> functions',
+    'new_array_find_description' => 'New functions <a href="/manual/en/function.array-find.php"><code>array_find()</code></a>, <a href="/manual/en/function.array-find-key.php"><code>array_find_key()</code></a>, <a href="/manual/en/function.array-any.php"><code>array_any()</code></a>, and <a href="/manual/en/function.array-all.php"><code>array_all()</code></a> are available.',
+    'pdo_driver_specific_parsers_title' => 'PDO Driver specific SQL parsers',
+    'pdo_driver_specific_parsers_description' => 'New subclasses <code>Pdo\Dblib</code>, <code>Pdo\Firebird</code>, <code>Pdo\MySql</code>, <code>Pdo\Odbc</code>, and <code>Pdo\Sqlite</code> of <code>PDO</code> are available.',
+    'new_without_parentheses_title' => '<code>new MyClass()->method()</code> without parentheses',
+    'new_without_parentheses_description' => 'Properties and methods of a newly instantiated object can now be accessed without wrapping the <code>new</code> expression in parenthesis.',
+
+    'new_classes_title' => 'New Classes, Interfaces, and Functions',
+    'new_jit_implementation' => 'New JIT implementation based on IR Framework',
+    'new_core_functions' => 'New <code>request_parse_body()</code> function.',
+    'new_bcmath_functions' => 'New <code>bcceil()</code>, <code>bcdivmod()</code>, <code>bcfloor()</code>, and <code>bcround()</code> functions.',
+    'new_round_modes' => 'New <code>RoundingMode</code> enum for <code>round()</code> with 4 new rounding modes <code>TowardsZero</code>, <code>AwayFromZero</code>, <code>NegativeInfinity</code>, and <code>PositiveInfinity</code>.',
+    'new_date_functions' => 'New <code>DateTime::createFromTimestamp()</code>, <code>DateTime::getMicrosecond()</code>, <code>DateTime::setMicrosecond()</code>, <code>DateTimeImmutable::createFromTimestamp()</code>, <code>DateTimeImmutable::getMicrosecond()</code>, and <code>DateTimeImmutable::setMicrosecond()</code> methods.',
+    'new_mb_functions' => 'New <code>mb_trim()</code>, <code>mb_ltrim()</code>, <code>mb_rtrim()</code>, <code>mb_ucfirst()</code>, and <code>mb_lcfirst()</code> functions.',
+    'new_pcntl_functions' => 'New <code>pcntl_getcpu()</code>, <code>pcntl_getcpuaffinity()</code>, <code>pcntl_getqos_class()</code>, <code>pcntl_setns()</code>, and <code>pcntl_waitid()</code> functions.',
+    'new_reflection_functions' => 'New <code>ReflectionClassConstant::isDeprecated()</code>, <code>ReflectionGenerator::isClosed()</code>, and <code>ReflectionProperty::isDynamic()</code> methods.',
+    'new_standard_functions' => 'New <code>http_get_last_response_headers()</code>, <code>http_clear_last_response_headers()</code>, and <code>fpow()</code> functions.',
+    'new_xml_functions' => 'New <code>XMLReader::fromStream()</code>, <code>XMLReader::fromUri()</code>, <code>XMLReader::fromString()</code>, <code>XMLWriter::toStream()</code>, <code>XMLWriter::toUri()</code>, and <code>XMLWriter::toMemory()</code> methods.',
+    'new_grapheme_function' => 'New <code>grapheme_str_split()</code> function.',
+
+    'bc_title' => 'Deprecations and backward compatibility breaks',
+    'bc_pecl' => 'The IMAP, OCI8, PDO_OCI, and pspell extensions have been unbundled and moved to PECL.',
+    'bc_nullable_parameter_types' => 'Implicitly nullable parameter types are now deprecated.',
+    'bc_classname' => 'Using <code>_</code> as a class name is now deprecated.',
+    'bc_zero_raised_to_negative_number' => 'Raising zero to the power of a negative number is now deprecated.',
+    'bc_gmp' => '<code>GMP</code> class is now final.',
+    'bc_round' => 'Passing invalid mode to <code>round()</code> throws <code>ValueError</code>.',
+    'bc_typed_constants' => 'Class constants from extensions <code>date</code>, <code>intl</code>, <code>pdo</code>, <code>reflection</code>, <code>spl</code>, <code>sqlite</code>, <code>xmlreader</code> are typed now.',
+    'bc_mysqli_constants' => '<code>MYSQLI_SET_CHARSET_DIR</code>, <code>MYSQLI_STMT_ATTR_PREFETCH_ROWS</code>, <code>MYSQLI_CURSOR_TYPE_FOR_UPDATE</code>, <code>MYSQLI_CURSOR_TYPE_SCROLLABLE</code>, and <code>MYSQLI_TYPE_INTERVAL</code> constants have been removed.',
+    'bc_mysqli_functions' => '<code>mysqli_ping()</code>, <code>mysqli_kill()</code>, <code>mysqli_refresh()</code> functions, <code>mysqli::ping()</code>, <code>mysqli::kill()</code>, <code>mysqli::refresh()</code> methods, and <code>MYSQLI_REFRESH_*</code> constants have been deprecated.',
+    'bc_standard' => '<code>stream_bucket_make_writeable()</code> and <code>stream_bucket_new()</code> now return an instance of <code>StreamBucket</code> instead of <code>stdClass</code>.',
+    'bc_core' => '<a href="/manual/en/migration84.incompatible.php#migration84.incompatible.core.exit"><code>exit()</code> behavioral change</a>.',
+    'bc_warnings' => '<code>E_STRICT</code> constant has been deprecated.',
+
+    'footer_title' => 'Better performance, better syntax, improved type safety.',
+    'footer_description' => '<p>For source downloads of PHP 8.4 please visit the <a href="/downloads">downloads</a> page. Windows binaries can be found on the <a href="https://windows.php.net/download">PHP for Windows</a> site. The list of changes is recorded in the <a href="/ChangeLog-8.php#PHP_8_4">ChangeLog</a>.</p>
+        <p>The <a href="/manual/en/migration84.php">migration guide</a> is available in the PHP Manual. Please consult it for a detailed list of new features and backward-incompatible changes.</p>',
+];