forked from DocWatson/wufoo-ajax-helper
/
class.Wufoo_Ajax_Helper.php
200 lines (174 loc) · 5.6 KB
/
class.Wufoo_Ajax_Helper.php
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<?php
/**
* Contains a class to define the Wufoo Ajax Plugin
*
* PHP Version 5.5+
*
* @category Wufoo Ajax_Helper
* @package Plugin
* @author Beau Watson <beau@beauwatson.com>
* @license Copyright 2015 Beau Watson. All rights reserved.
* @link http://docwatson.net
*/
// see https://github.com/wufoo/Wufoo-PHP-API-Wrapper
include 'vendor/WufooApiWrapper.php';
/**
* A class to define the Wufoo Ajax Plugin
*
* @category Wufoo Ajax
* @package Plugin
* @author Beau Watson <beau@beauwatson.com>
* @license Copyright 2015 Beau Watson. All rights reserved.
* @link http://docwatson.net
*/
class Wufoo_Ajax_Helper {
private $_api_key;
private $_wufoo_id;
private $_hashes;
private $_hash_labels;
private $_version = '1.0.1';
/**
* Constructor function. Registers action and filter hooks.
*
* @access public
* @return Wufoo_Ajax_Helper
*/
public function __construct() {
//set up properties
$this->_api_key = get_option('wa_wufoo_api_key');
$this->_wufoo_id = get_option('wa_wufoo_id');
$this->_hashes = unserialize(get_option('wa_wufoo_hashes'));
$this->_hash_labels = unserialize(get_option('wa_wufoo_hash_labels'));
/* Register action hooks. */
add_action( 'wp_enqueue_scripts', array( $this, 'action_wp_enqueue_scripts' ), 1000 );
add_action( 'wp_ajax_wufoo_post', array( $this, 'action_wp_ajax_wufoo_post' ));
add_action( 'wp_ajax_nopriv_wufoo_post', array( $this, 'action_wp_ajax_wufoo_post' ));
//enable admin functions only if the user is an administrator
if ( current_user_can('install_plugins') ) {
add_action( 'admin_enqueue_scripts', array( $this, 'action_admin_enqueue_scripts' ) );
add_action( 'admin_menu', array( $this, 'action_admin_menu' ) );
}
}
/**
* private function that loops through the serialized data from form and
* sanitizes it for Wufoo Submission
*
* @access private
* @param $arg - serialized string from POST request
* @return array of form data
*/
private function _wufoo_sanitize($arg) {
$post_data = urldecode($arg);
$arr = explode('&', $post_data);
$new_arr = array();
$wufoo_arr = array();
foreach($arr as $val) {
$val_arr = explode('=', $val);
$new_arr[$val_arr[0]] = $val_arr[1];
}
foreach ($new_arr as $key => $value) {
array_push($wufoo_arr, new WufooSubmitField($key, $value));
}
return $wufoo_arr;
}
/**
* Function to enqueue administration area scripts.
*
* @access public
* @return void
*/
public function action_admin_enqueue_scripts() {
/* Add JavaScript. */
wp_enqueue_script( 'wa_script_admin', plugins_url( 'js/wa_script_admin.js', __FILE__ ), false, $this->_version );
}
/**
* Function to hook menus into the WordPress admin panel.
*
* @access public
* @return void
*/
public function action_admin_menu() {
/* Add main menu page. */
add_menu_page(
__( 'Wufoo Ajax Settings' ),
__( 'Wufoo Ajax' ),
'activate_plugins',
'wufoo-ajax-settings',
array( $this, 'admin_panel' )
);
}
/**
* Function to hook Wufoo Ajax Settings Page into Wordpress Admin Panel
*
* @access public
* @return void
*/
public function admin_panel() {
if ( !current_user_can('install_plugins') ) {
die('You do not have the correct permissions to use this page.');
}
/* Update options if necessary. */
if ( count( $_POST ) > 0 ) {
/* Update global options. */
update_option( 'wa_wufoo_api_key', $_POST['wa_wufoo_api_key'] );
update_option( 'wa_wufoo_id', $_POST['wa_wufoo_id'] );
update_option( 'wa_wufoo_hashes', serialize(array_filter($_POST["wa_wufoo_hash"])));
update_option( 'wa_wufoo_hash_labels', serialize(array_filter($_POST["wa_wufoo_hash_label"])));
}
//set variables for the admin panel
$wa_wufoo_api_key = $this->_api_key;
$wa_wufoo_id = $this->_wufoo_id;
$wa_wufoo_hashes = $this->_hashes;
$wa_wufoo_labels = $this->_hash_labels;
include 'views/admin-panel.php';
}
/**
* Action hook to process forms from AJAX request
*
* @access public
* @return void
*/
public function action_wp_ajax_wufoo_post() {
//look up the index of the hash of the form we're processing
$index = $this->get_hash_by_label($_POST["form_type"]);
//sanitize the data using wufoo's helpers
$data = $this->_wufoo_sanitize($_POST['fields']);
//set the hash
$hash = $this->_hashes[$index];
//create an API wrapper object
$api = new WufooApiWrapper($this->_api_key, $this->_wufoo_id);
//make the API call
$response = $api->entryPost($hash, $data);
//record the response in JSON
header('Content-Type: application/json');
echo json_encode($response);
wp_die();
}
/**
* Action hook to add frontend javascript
*
* @access public
* @return void
*/
public function action_wp_enqueue_scripts() {
wp_enqueue_script(
'wufoo-ajax-script',
plugins_url( 'js/wa_script.js', __FILE__ ) ,
array( 'jquery' ),
$this->_version,
true
);
}
/*
* Function to easily return an index of the hash associated with a label
*
* @param {string} - $label
*
* @access public
* @return {int} - $index
*/
public function get_hash_by_label($label) {
$index = array_search($label, $this->_hash_labels);
return $index;
}
}