first commit

wp-content/plugins/sitepress-multilingual-cms/classes/language-switcher/class-wpml-ls-assets.php

@@ -0,0 +1,78 @@
+<?php
+
+class WPML_LS_Assets {
+
+	/* @var array $enqueued_templates */
+	private $enqueued_templates = array();
+
+	/* @var WPML_LS_Templates $templates */
+	private $templates;
+
+	/* @var WPML_LS_Settings $settings */
+	private $settings;
+
+	/**
+	 * WPML_Language_Switcher_Render_Assets constructor.
+	 *
+	 * @param WPML_LS_Templates $templates
+	 * @param WPML_LS_Settings  $settings
+	 */
+	public function __construct( $templates, &$settings ) {
+		$this->templates = $templates;
+		$this->settings  = $settings;
+	}
+
+	public function init_hooks() {
+		add_action( 'wp_enqueue_scripts', array( $this, 'wp_enqueue_scripts_action' ) );
+	}
+
+	public function wp_enqueue_scripts_action() {
+		$active_templates_slugs = $this->settings->get_active_templates();
+
+		/**
+		 * Filter the templates to be enqueued (CSS & JS)
+		 * To use if a language switcher is rendered
+		 * with a specific template later in the script
+		 *
+		 * @param array $active_templates
+		 */
+		$active_templates_slugs = apply_filters( 'wpml_ls_enqueue_templates', $active_templates_slugs );
+
+		$templates = $this->templates->get_templates( $active_templates_slugs );
+
+		foreach ( $templates as $slug => $template ) {
+			$this->enqueue_template_resources( $slug, $template );
+		}
+	}
+
+	/**
+	 * @param string $slug
+	 */
+	public function maybe_late_enqueue_template( $slug ) {
+		if ( ! in_array( $slug, $this->enqueued_templates ) ) {
+			$template = $this->templates->get_template( $slug );
+			$this->enqueue_template_resources( $slug, $template );
+		}
+	}
+
+	/**
+	 * @param string           $slug
+	 * @param WPML_LS_Template $template
+	 */
+	private function enqueue_template_resources( $slug, $template ) {
+		$this->enqueued_templates[] = $slug;
+		if ( $this->settings->can_load_script( $slug ) ) {
+
+			foreach ( $template->get_scripts() as $k => $url ) {
+				wp_enqueue_script( $template->get_resource_handler( $k ), $url, array(), $template->get_version() );
+			}
+		}
+
+		if ( $this->settings->can_load_styles( $slug ) ) {
+
+			foreach ( $template->get_styles() as $k => $url ) {
+				wp_enqueue_style( $template->get_resource_handler( $k ), $url, array(), $template->get_version() );
+			}
+		}
+	}
+}