Add live title search controller

Author: iMattPro

config/routing.yml

@@ -17,3 +17,7 @@ phpbb_ideas_list_controller:
 phpbb_ideas_post_controller:
     path: /ideas/post
     defaults: { _controller: phpbb.ideas.post_controller:post }
+
+phpbb_ideas_livesearch_controller:
+    path: /ideas/livesearch/title
+    defaults: { _controller: phpbb.ideas.livesearch_controller:title_search }

config/services.yml

@@ -62,6 +62,10 @@ services:
         class: phpbb\ideas\controller\idea_controller
         parent: phpbb.ideas.controller.base
 
+    phpbb.ideas.livesearch_controller:
+        class: phpbb\ideas\controller\livesearch_controller
+        parent: phpbb.ideas.controller.base
+
     phpbb.ideas.ideas:
         class: phpbb\ideas\factory\ideas
         arguments:

controller/livesearch_controller.php

@@ -0,0 +1,30 @@
+<?php
+/**
+ *
+ * Ideas extension for the phpBB Forum Software package.
+ *
+ * @copyright (c) phpBB Limited <https://www.phpbb.com>
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ */
+
+namespace phpbb\ideas\controller;
+
+/**
+ * Ideas live search controller
+ */
+class livesearch_controller extends base
+{
+	public function title_search()
+	{
+		$title_chars = $this->request->variable('duplicateeditinput', '', true);
+
+		$matches = $this->ideas->ideas_title_livesearch($title_chars, 10);
+
+		$json_response = new \phpbb\json_response();
+		$json_response->send(array(
+			'keyword' => $title_chars,
+			'results' => $matches,
+		));
+	}
+}

event/listener.php

@@ -253,6 +253,7 @@ public function show_idea($event)
 			'U_EDIT_TICKET'		=> $this->link_helper->get_idea_link($idea['idea_id'], 'ticket', true),
 			'U_REMOVE_VOTE'		=> $this->link_helper->get_idea_link($idea['idea_id'], 'removevote', true),
 			'U_IDEA_VOTE'		=> $this->link_helper->get_idea_link($idea['idea_id'], 'vote', true),
+			'U_TITLE_LIVESEARCH'=> $this->helper->route('phpbb_ideas_livesearch_controller'),
 		));
 
 		// Use Ideas breadcrumbs

factory/ideas.php

@@ -265,6 +265,34 @@ public function get_idea_by_topic_id($id)
 		return $this->get_idea($idea_id);
 	}
 
+	/**
+	 * Do a live search on idea titles. Return any matches based on a given search query.
+	 *
+	 * @param string $search The string of characters to search using LIKE
+	 * @param int    $limit  The number of results to return
+	 * @return array An array of matching idea id/key and title/values
+	 */
+	public function ideas_title_livesearch($search, $limit = 10)
+	{
+		$results = [];
+		$sql = 'SELECT idea_title, idea_id
+			FROM ' . $this->table_ideas . '
+			WHERE idea_title ' . $this->db->sql_like_expression($search . $this->db->get_any_char());
+		$result = $this->db->sql_query_limit($sql, $limit);
+		while ($row = $this->db->sql_fetchrow($result))
+		{
+			$results[] = [
+				'idea_id'     => $row['idea_id'],
+				'result'      => $row['idea_id'],
+				'clean_title' => $row['idea_title'],
+				'display'     => "<span>{$row['idea_title']}</span>",
+			];
+		}
+		$this->db->sql_freeresult($result);
+
+		return $results;
+	}
+
 	/**
 	 * Returns the status name from the status ID specified.
 	 *