[FEATURE] Suggestion support

adapted from mocdk@c7d340d

Author: langeland

Classes/Flowpack/SearchPlugin/Controller/SuggestController.php

@@ -0,0 +1,84 @@
+<?php
+namespace Flowpack\SearchPlugin\Controller;
+
+/*                                                                                                  *
+ * This script belongs to the TYPO3 Flow package "Flowpack.SearchPlugin".                           *
+ *                                                                                                  *
+ * It is free software; you can redistribute it and/or modify it under                              *
+ * the terms of the GNU Lesser General Public License, either version 3                             *
+ *  of the License, or (at your option) any later version.                                          *
+ *                                                                                                  *
+ * The TYPO3 project - inspiring people to share!                                                   *
+ *                                                                                                  */
+
+use TYPO3\Flow\Annotations as Flow;
+use TYPO3\Flow\Mvc\Controller\ActionController;
+use TYPO3\TYPO3CR\Domain\Model\NodeInterface;
+
+/**
+ * Class SuggestController
+ *
+ * @author Jon Klixbüll Langeland <jon@moc.net>
+ * @package Flowpack\SearchPlugin\Controller
+ */
+class SuggestController extends ActionController {
+
+	/**
+	 * @Flow\Inject
+	 * @var \Flowpack\ElasticSearch\ContentRepositoryAdaptor\ElasticSearchClient
+	 */
+	protected $elasticSearchClient;
+
+	/**
+	 * The node inside which searching should happen
+	 *
+	 * @var NodeInterface
+	 */
+	protected $contextNode;
+
+	/**
+	 * @Flow\Inject
+	 * @var \Flowpack\ElasticSearch\ContentRepositoryAdaptor\LoggerInterface
+	 */
+	protected $logger;
+
+	/**
+	 * @var boolean
+	 */
+	protected $logThisQuery = FALSE;
+
+	/**
+	 * @var string
+	 */
+	protected $logMessage;
+
+	/**
+	 * @var array
+	 */
+	protected $viewFormatToObjectNameMap = array(
+		'json' => 'TYPO3\Flow\Mvc\View\JsonView'
+	);
+
+	/**
+	 * @param NodeInterface $node
+	 * @param string $term
+	 */
+	public function indexAction(NodeInterface $node, $term) {
+		$request = array(
+			'suggests' => array(
+				'text' => $term,
+				'term' => array(
+					'field' => '_all'
+				)
+			)
+		);
+
+		$response = $this->elasticSearchClient->getIndex()->request('GET', '/_suggest', array(), json_encode($request))->getTreatedContent();
+		$suggestions = array_map(function($option) {
+			return $option['text'];
+		}, $response['suggests'][0]['options']);
+
+		$this->view->assign('value', $suggestions);
+	}
+
+}

Configuration/Policy.yaml

@@ -0,0 +1,11 @@
+privilegeTargets:
+  TYPO3\Flow\Security\Authorization\Privilege\Method\MethodPrivilege:
+    Flowpack_SearchPlugin_Controller_SuggestController:
+      matcher: method(Flowpack\SearchPlugin\Controller\SuggestController->indexAction())
+
+roles:
+  'TYPO3.Flow:Everybody':
+    privileges:
+      -
+        privilegeTarget: Flowpack_SearchPlugin_Controller_SuggestController
+        permission: GRANT

Configuration/Routes.yaml

@@ -0,0 +1,11 @@
+# DataSourceController routes
+-
+  name: 'flowpack/searchplugin - SuggestController->index'
+  uriPattern: 'flowpack/searchplugin'
+  defaults:
+    '@package':    'Flowpack.SearchPlugin'
+    '@controller': 'Suggest'
+    '@action':     'index'
+    '@format':     'json'
+  appendExceedingArguments: TRUE
+  httpMethods: ['GET']

Resources/Private/Templates/NodeTypes/Search.Form.html

@@ -1,4 +1,4 @@
-<form action="" method="GET">
-	<input type="text" name="search" value="{searchWord}" />
-	<button type="submit">Send</button>
+<form method="GET">
+	<input type="search" name="search" value="{searchWord}" placeholder="Search" data-autocomplete-source="{f:uri.action(action: 'index', controller: 'Suggest', package: 'Flowpack.SearchPlugin', format: 'json' absolute: 1, arguments: {node: node})}" />
+	<button type="submit">Search</button>
 </form>

Resources/Private/TypoScript/SearchPlugin.ts2

@@ -30,6 +30,7 @@ prototype(Flowpack.SearchPlugin:Search) {
 
 
 prototype(Flowpack.SearchPlugin:Search.Form) < prototype(TYPO3.TypoScript:Template) {
+	node = ${site}
 	templatePath = 'resource://Flowpack.SearchPlugin/Private/Templates/NodeTypes/Search.Form.html'
 	searchWord = ${request.arguments.search}
 }