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wordpress_plugins/ajax-autocomplete-master/ajax-autocomplete.php

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+<?php
+/*
+ * Plugin Name: Ajax Autocomplete
+ * Plugin URI: https://github.com/hiendnguyen/ajax-autocomplete
+ * Description: DEMO Wordpress Ajax jQuery textbox autocomplete, data source from custom table. Put [test-form] shortcode to any post or page to test it out.
+ * Version: 0.1
+ * Author: Hien D. Nguyen
+ * Author URI: https://vndeveloper.com/
+ * License: GPL3+
+ */
+
+if (!defined('ABSPATH')) exit;
+
+// Plugin activation: Create sample db table and insert test data
+register_activation_hook(basename(dirname(__FILE__)) . '/' . basename(__FILE__), 'activate');
+function activate() {
+	global $wpdb;
+	$charset_collate = $wpdb->get_charset_collate();
+	require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
+
+	$table = $wpdb->prefix . 'testing_table';
+	$query = "CREATE TABLE IF NOT EXISTS {$table} (
+		id INT NOT NULL AUTO_INCREMENT,
+		name VARCHAR(128),
+		PRIMARY KEY  (id)
+	)$charset_collate;";
+	dbDelta($query);
+
+	// Insert test data
+	$wpdb->insert($table, array('name' => 'LogiTech'));
+	$wpdb->insert($table, array('name' => 'Apple'));
+	$wpdb->insert($table, array('name' => 'Dell'));
+	$wpdb->insert($table, array('name' => 'Google'));
+}
+
+// Enqueue js, css
+add_action('wp_enqueue_scripts', 'mysite_js');
+function mysite_js() {
+	// $wp_scripts = wp_scripts();	
+	// wp_enqueue_style('jquery_ui_css','http://ajax.googleapis.com/ajax/libs/jqueryui/' . $wp_scripts->registered['jquery-ui-core']->ver . '/themes/flick/jquery-ui.css');
+	wp_enqueue_script('mysitejs', plugins_url('/assets/js/frontend.js', __FILE__));
+	wp_localize_script('mysitejs', 'ajax_object', array('ajax_url' => admin_url('admin-ajax.php')));
+}
+
+add_shortcode('test-form', 'test_form');
+function test_form($args, $content = '') {
+	ob_start();
+	include(plugin_dir_path(__FILE__) . 'includes/forms/test-form.php');
+	return ob_get_clean();
+}
+
+add_action('wp_ajax_nopriv_myautocomplete', 'ajax_autocomplete');
+add_action('wp_ajax_myautocomplete', 'ajax_autocomplete');
+function ajax_autocomplete() {
+	global $wpdb;
+	$table = $wpdb->prefix . 'testing_table';
+	//$table = 'sensw_mdr_wohngegend';
+	$results = $wpdb->get_results("SELECT name FROM " . $table . " WHERE name LIKE '%" . $_POST['keyword'] . "%'");
+	$items = array();
+	if (!empty($results)) {
+		foreach ($results as $result) {
+			$items[] = $result->name;
+		}
+	}
+	echo json_encode($items);
+	die();
+}