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wp-content/themes/eduacademy/functions.php

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+<?php
+/**
+ * Eduacademy functions file
+ *
+ * @author Themeisle
+ * @package eduacademy
+ * @since 1.0.0
+ */
+
+namespace Eduacademy;
+
+/**
+ * Bootstrap the theme.
+ *
+ * @return void
+ */
+function bootstrap() {
+	global $_eduacademy_bootstrap_errors;
+
+	$_eduacademy_bootstrap_errors = new \WP_Error();
+
+	check_php();
+
+	define_constants();
+
+	check_build_files();
+
+	maybe_add_notices();
+
+	load_sdk();
+
+	load_dependencies();
+
+	run();
+}
+
+/**
+ * Checks that the PHP version is correct.
+ *
+ * @return void
+ */
+function check_php() {
+	global $_eduacademy_bootstrap_errors;
+
+	if ( version_compare( PHP_VERSION, '7.0' ) > 0 ) {
+		return;
+	}
+
+	$_eduacademy_bootstrap_errors->add(
+		'php_version',
+		sprintf(
+		/* translators: %s message to upgrade PHP to the latest version */
+			__( "Hey, we've noticed that you're running an outdated version of PHP which is no longer supported. Make sure your site is fast and secure, by %1\$s. Eduacademy's minimal requirement is PHP%2\$s.", 'eduacademy' ),
+			sprintf(
+			/* translators: %s message to upgrade PHP to the latest version */
+				'<a href="https://wordpress.org/support/upgrade-php/">%s</a>',
+				__( 'upgrading PHP to the latest version', 'eduacademy' )
+			),
+			'7.0'
+		)
+	);
+}
+
+/**
+ * Define theme constants.
+ *
+ * @return void
+ */
+function define_constants() {
+	define( 'EDUACADEMY_VERSION', '0.2.0' );
+	define( 'EDUACADEMY_DEBUG', defined( 'WP_DEBUG' ) && WP_DEBUG === true );
+	define( 'EDUACADEMY_DIR', trailingslashit( get_template_directory() ) );
+	define( 'EDUACADEMY_URL', trailingslashit( get_template_directory_uri() ) );
+	define( 'EDUACADEMY_PRODUCT_SLUG', basename( EDUACADEMY_DIR ) );
+}
+
+/**
+ * Checks that the build files are present.
+ *
+ * @return void
+ */
+function check_build_files() {
+	if ( defined( 'EDUACADEMY_IGNORE_SOURCE_CHECK' ) ) {
+		return;
+	}
+
+	$_files_to_check = array(
+		EDUACADEMY_DIR . 'vendor/autoload.php',
+		EDUACADEMY_DIR . 'assets/css/build/style.css',
+		EDUACADEMY_DIR . 'assets/css/build/editor.css',
+		EDUACADEMY_DIR . 'assets/css/build/style-rtl.css',
+		EDUACADEMY_DIR . 'assets/css/build/editor-rtl.css',
+	);
+
+	foreach ( $_files_to_check as $file ) {
+		if ( is_file( $file ) ) {
+			continue;
+		}
+
+		global $_eduacademy_bootstrap_errors;
+
+		$_eduacademy_bootstrap_errors->add(
+			'build_missing',
+			sprintf(
+			/* translators: %s: commands to run the theme */
+				__( 'You appear to be running the Eduacademy theme from source code. Please finish installation by running %s.', 'eduacademy' ),
+				'<code>composer install --no-dev &amp;&amp; yarn install --frozen-lockfile &amp;&amp; yarn run build</code>'
+			)
+		);
+
+		return;
+	}
+}
+
+/**
+ * Adds notices if something went wrong and activates the default theme.
+ *
+ * @return void
+ */
+function maybe_add_notices() {
+	global $_eduacademy_bootstrap_errors;
+
+	if ( ! $_eduacademy_bootstrap_errors->has_errors() ) {
+		return;
+	}
+
+	add_filter( 'template_include', '__return_null', 99 );
+	switch_theme( WP_DEFAULT_THEME );
+	unset( $_GET['activated'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended
+	add_action(
+		'admin_notices',
+		function () {
+			global $_eduacademy_bootstrap_errors;
+
+			printf( '<div class="notice notice-error"><p>%1$s</p></div>', wp_kses_post( $_eduacademy_bootstrap_errors->get_error_message() ) );
+		}
+	);
+}
+
+/**
+ * Load SDK.
+ *
+ * @return void
+ */
+function load_sdk() {
+	add_filter(
+		'themeisle_sdk_products',
+		function ( $products ) {
+			$products[] = EDUACADEMY_DIR . 'style.css';
+
+			return $products;
+		}
+	);
+}
+
+/**
+ * Load composer dependencies.
+ *
+ * @return void
+ */
+function load_dependencies() {
+	$vendor_file = EDUACADEMY_DIR . '/vendor/autoload.php';
+	if ( is_readable( $vendor_file ) ) {
+		require_once $vendor_file;
+	}
+}
+
+/**
+ * Run theme core.
+ *
+ * @return void
+ */
+function run() {
+	Core::get_instance();
+}
+
+bootstrap();