Add Template Library and move Site Exporter to core

.phpcs.xml.dist

@@ -8,6 +8,7 @@
 	<exclude-pattern>/node_modules/</exclude-pattern>
 	<exclude-pattern>/dependencies/</exclude-pattern>
 	<exclude-pattern>/../wordpress/</exclude-pattern>
+	<exclude-pattern>/inc/site-exporter/mu-migration/</exclude-pattern>
 
 	<!-- How to scan -->
 	<!-- Usage instructions: https://github.com/squizlabs/PHP_CodeSniffer/wiki/Usage -->
@@ -111,7 +112,7 @@
             </property>
         </properties>
     </rule>
-    <rule ref="WordPress.WP.I18n.MissingArgDomain">
+    <rule ref="WordPress.WP.I18n">
         <properties>
             <property name="text_domain" type="array">
                 <element value="ultimate-multisite"/>

assets/js/template-library.js

@@ -0,0 +1,184 @@
+/* global Vue, wu_template_library, ajaxurl, _ */
+(function($) {
+
+  const search_template = new Vue({
+    el: '#search-templates',
+    data: {
+      search: wu_template_library.search,
+    },
+  });
+
+  const wu_main_template_app = new Vue({
+    el: '#wu-template-library',
+    data() {
+
+      return {
+        loading: true,
+        category: wu_template_library.category,
+        templates: [],
+      };
+
+    },
+    mounted() {
+
+      this.fetch_templates_list();
+
+    },
+    computed: {
+      search() {
+
+        return search_template.search;
+
+      },
+      i18n() {
+
+        return window.wu_template_library.i18n;
+
+      },
+      categories() {
+
+        let categories = [];
+
+        _.each(this.templates, function(template) {
+
+          if (template.categories && Array.isArray(template.categories)) {
+            categories = categories.concat(template.categories);
+          }
+
+        });
+
+        return _.unique(categories, function(cat) {
+          return cat.slug;
+        });
+
+      },
+      templates_list() {
+
+        const app = this;
+
+        return _.filter(app.templates, function(template) {
+
+          // Filter by category
+          if (app.category !== 'all') {
+            const hasCategory = template.categories && template.categories.some(cat => cat.slug === app.category);
+            if (!hasCategory) {
+              return false;
+            }
+          }
+
+          // Filter by search
+          if (!app.search) {
+
+            return true;
+
+          }
+
+          const search_fields = [
+            template.slug || '',
+            template.name || '',
+            template.description || '',
+            template.short_description || '',
+            template.author || '',
+            template.industry_type || '',
+          ];
+
+          // Add category names to search
+          if (template.categories && Array.isArray(template.categories)) {
+            template.categories.forEach(function(cat) {
+              search_fields.push(cat.name || cat.slug || '');
+            });
+          }
+
+          return search_fields.join(' ').toLowerCase().indexOf(app.search.toLowerCase()) > -1;
+
+        });
+
+      },
+      count() {
+
+        return this.templates_list.length;
+
+      },
+    },
+    methods: {
+      fetch_templates_list() {
+
+        const app = this;
+
+        $.ajax({
+          method: 'GET',
+          url: ajaxurl,
+          data: {
+            action: 'serve_templates_list',
+          },
+          success(data) {
+
+            if (data.success && data.data) {
+              app.templates = data.data;
+            } else {
+              app.templates = [];
+            }
+
+            app.loading = false;
+
+          },
+          error() {
+
+            app.templates = [];
+            app.loading = false;
+
+          },
+        });
+
+      },
+    },
+  });
+
+  new Vue({
+    el: '.wp-heading-inline',
+    data: {},
+    computed: {
+      count() {
+
+        return wu_main_template_app.count;
+
+      },
+    },
+  });
+
+  new Vue({
+    el: '#templates-menu',
+    data: {},
+    methods: {
+      set_category(category) {
+
+        this.main_app.category = category;
+
+        const url = new URL(window.location.href);
+
+        url.searchParams.set('tab', category);
+
+        history.pushState({}, null, url);
+
+      },
+    },
+    computed: {
+      main_app() {
+
+        return wu_main_template_app;
+
+      },
+      category() {
+
+        return wu_main_template_app.category;
+
+      },
+      available_categories() {
+
+        return wu_main_template_app.categories;
+
+      },
+    },
+  });
+
+}(jQuery));

composer.json

@@ -56,6 +56,7 @@
         "jasny/sso": "^0.4.2",
         "nyholm/psr7": "^1.8.0",
         "symfony/cache": "^5.4.29",
+        "symfony/finder": "^5.4",
         "scssphp/scssphp": "^1.11.1",
         "cweagans/composer-patches": "^1.7",
         "woocommerce/action-scheduler": "^3.9.1",

inc/admin-pages/class-base-admin-page.php

@@ -176,7 +176,7 @@ public function __construct() {
 				__FUNCTION__,
 				sprintf(
 					/* translators: 1: The current class. 2: 'init'. */
-					esc_html__('Admin page %1$s loaded too early. Admin page should be loaded at the %2$s action or later.'),
+					esc_html__('Admin page %1$s loaded too early. Admin page should be loaded at the %2$s action or later.', 'ultimate-multisite'),
 					'<code>' . static::class . '</code>',
 					'<code>init</code>'
 				),

inc/admin-pages/class-site-edit-admin-page.php

@@ -299,6 +299,15 @@ public function register_widgets(): void {
 
 		parent::register_widgets();
 
+		/**
+		 * Allows other components to register widgets on the Site edit page.
+		 *
+		 * @since 2.5.0
+		 *
+		 * @param Site_Edit_Admin_Page $page The current admin page instance.
+		 */
+		do_action('wu_edit_site_page_register_widgets', $this);
+
 		$label = $this->get_object()->get_type_label();
 
 		$class = $this->get_object()->get_type_class();