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<?php
/* MailFit integration for Green Forms */
if (!defined('UAP_CORE') && !defined('ABSPATH')) exit;
class leform_mailfit_class {
var $default_parameters = array(
"api-url" => "",
"token" => "",
"list" => "",
"list-id" => "",
"fields" => array()
);
function __construct() {
if (is_admin()) {
add_filter('leform_providers', array(&$this, 'providers'), 10, 1);
add_action('wp_ajax_leform-mailfit-settings-html', array(&$this, "admin_settings_html"));
add_action('wp_ajax_leform-mailfit-list', array(&$this, "admin_lists"));
add_action('wp_ajax_leform-mailfit-fields', array(&$this, "admin_fields_html"));
}
add_filter('leform_integrations_do_mailfit', array(&$this, 'front_submit'), 10, 2);
}
function providers($_providers) {
if (!array_key_exists("mailfit", $_providers)) $_providers["mailfit"] = esc_html__('MailFit', 'leform');
return $_providers;
}
function admin_settings_html() {
global $wpdb, $leform;
if (current_user_can('manage_options')) {
if (array_key_exists('data', $_REQUEST)) {
$data = json_decode(base64_decode(trim(stripslashes($_REQUEST['data']))), true);
if (is_array($data)) $data = array_merge($this->default_parameters, $data);
else $data = $this->default_parameters;
} else $data = $this->default_parameters;
$checkbox_id = $leform->random_string();
$html = '
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('API Endpoint', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Enter your MailFit API Endpoint. You can get it on API page in your MailFit account.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<input type="text" name="api-url" value="'.esc_html($data['api-url']).'" />
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('API Token', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Enter your MailFit API Token. You can get it on API page in your MailFit account.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<input type="text" name="token" value="'.esc_html($data['token']).'" />
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('List ID', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Select desired List ID.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<div class="leform-properties-group leform-integrations-ajax-options">
<input type="text" name="list" value="'.esc_html($data['list']).'" data-deps="api-url,token" readonly="readonly" />
<input type="hidden" name="list-id" value="'.esc_html($data['list-id']).'" />
</div>
</div>
</div>
<div class="leform-properties-item">
<div class="leform-properties-label">
<label>'.esc_html__('Fields', 'leform').'</label>
</div>
<div class="leform-properties-tooltip">
<i class="fas fa-question-circle leform-tooltip-anchor"></i>
<div class="leform-tooltip-content">'.esc_html__('Map form fields to MailFit fields.', 'leform').'</div>
</div>
<div class="leform-properties-content">
<div class="leform-properties-pure leform-integrations-ajax-inline">';
if (!empty($data['api-url']) && !empty($data['token']) && !empty($data['list-id'])) {
$fields_data = $this->get_fields_html($data['api-url'], $data['token'], $data['list-id'], $data['fields']);
if ($fields_data['status'] == 'OK') $html .= $fields_data['html'];
}
$html .= '
</div>
<a class="leform-button leform-button-small" onclick="return leform_integrations_ajax_inline_html(this);" data-inline="fields" data-deps="api-url,token,private-key,list-id"><i class="fas fa-download"></i><label>'.esc_html__('Load Fields', 'leform').'</label></a>
</div>
</div>';
$return_object = array();
$return_object['status'] = 'OK';
$return_object['html'] = $html;
echo json_encode($return_object);
}
exit;
}
function admin_lists() {
global $wpdb, $leform;
$lists = array();
if (current_user_can('manage_options')) {
if (array_key_exists('deps', $_REQUEST)) {
$deps = json_decode(base64_decode(trim(stripslashes($_REQUEST['deps']))), true);
if (!is_array($deps)) $deps = null;
} else $deps = null;
if (!is_array($deps) || !array_key_exists('api-url', $deps) || empty($deps['api-url']) || !array_key_exists('token', $deps) || empty($deps['token'])) {
$return_object = array('status' => 'ERROR', 'message' => esc_html__('Invalid API Credentials.', 'leform'));
echo json_encode($return_object);
exit;
}
$result = $this->connect($deps['api-url'], $deps['token'], 'lists');
if(!$result || !is_array($result)) {
$return_object = array('status' => 'ERROR', 'message' => esc_html__('Invalid API Credential or server response.', 'leform'));
echo json_encode($return_object);
exit;
}
if (sizeof($result) == 0) {
$return_object = array('status' => 'ERROR', 'message' => esc_html__('No lists found.', 'leform'));
echo json_encode($return_object);
exit;
}
$lists = array();
foreach ($result as $list) {
if (is_array($list)) {
if (array_key_exists('uid', $list) && array_key_exists('name', $list)) {
$lists[$list['uid']] = $list['name'];
}
}
}
if (sizeof($lists) == 0) {
$return_object = array('status' => 'ERROR', 'message' => esc_html__('No lists found.', 'leform'));
echo json_encode($return_object);
exit;
}
$return_object = array();
$return_object['status'] = 'OK';
$return_object['items'] = $lists;
echo json_encode($return_object);
}
exit;
}
function admin_fields_html() {
global $wpdb;
if (current_user_can('manage_options')) {
if (array_key_exists('deps', $_REQUEST)) {
$deps = json_decode(base64_decode(trim(stripslashes($_REQUEST['deps']))), true);
if (!is_array($deps)) $deps = null;
} else $deps = null;
if (!is_array($deps) || !array_key_exists('api-url', $deps) || empty($deps['api-url']) || !array_key_exists('token', $deps) || empty($deps['token']) || !array_key_exists('list-id', $deps) || empty($deps['list-id'])) {
$return_object = array('status' => 'ERROR', 'message' => esc_html__('Invalid API Credentials or List ID.', 'leform'));
echo json_encode($return_object);
exit;
}
$return_object = $this->get_fields_html($deps['api-url'], $deps['token'], $deps['list-id'], $this->default_parameters['fields']);
echo json_encode($return_object);
}
exit;
}
function get_fields_html($_api_url, $_token, $_list, $_fields) {
global $wpdb, $leform;
$result = $this->connect($_api_url, $_token, 'lists/'.urlencode($_list));
if(!$result || !is_array($result)) {
return array('status' => 'ERROR', 'message' => esc_html__('Inavlid server response.', 'leform'));
}
if (!array_key_exists('list', $result)) {
return array('status' => 'ERROR', 'message' => esc_html__('Inavlid server response.', 'leform'));
}
if (!array_key_exists('fields', $result['list']) || $result['list']['fields'] == 0) {
return array('status' => 'ERROR', 'message' => esc_html__('Make sure that you use latest version of MailFit application.', 'leform'));
}
$fields_html = '
<table>';
foreach ($result['list']['fields'] as $field) {
if (is_array($field)) {
if (array_key_exists('tag', $field) && array_key_exists('label', $field)) {
$fields_html .= '
<tr>
<th>'.esc_html($field['label']).'</td>
<td>
<div class="leform-input-shortcode-selector">
<input type="text" name="fields['.esc_html($field['tag']).']" value="'.esc_html(array_key_exists($field['tag'], $_fields) ? $_fields[$field['tag']] : '').'" class="widefat" />
<div class="leform-shortcode-selector" onmouseover="leform_shortcode_selector_set(this)";><span><i class="fas fa-code"></i></span></div>
</div>
<label class="leform-integrations-description">'.esc_html($field['label'].' ('.$field['tag'].')').'</label>
</td>
</tr>';
}
}
}
$fields_html .= '
</table>';
return array('status' => 'OK', 'html' => $fields_html);
}
function front_submit($_result, $_data) {
global $wpdb, $leform;
$data = array_merge($this->default_parameters, $_data);
if (empty($data['api-url']) || empty($data['token']) || empty($data['list-id'])) return $_result;
if (empty($data['fields']) || !is_array($data['fields'])) return $_result;
if (empty($data['fields']['EMAIL']) || !preg_match("/^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,19})$/i", $data['fields']['EMAIL'])) return $_result;
$post_data = array(
'ip_address' => $_SERVER['REMOTE_ADDR']
);
foreach ($data['fields'] as $key => $value) {
if (!empty($value)) {
$post_data[$key] = $value;
}
}
$result = $this->connect($data['api-url'], $data['token'], 'lists/'.$data['list-id'].'/subscribers/'.strtolower($data['fields']['EMAIL']));
if (!empty($result) && array_key_exists('subscriber', $result) && !empty($result['subscriber'])) {
$subscriber_id = $result['subscriber']['uid'];
$result = $this->connect($data['api-url'], $data['token'], 'lists/'.$data['list-id'].'/subscribers/'.$subscriber_id.'/update', $post_data, 'PATCH');
} else {
$result = $this->connect($data['api-url'], $data['token'], 'lists/'.$data['list-id'].'/subscribers/store', $post_data);
}
return $_result;
}
function connect($_api_url, $_api_key, $_path, $_data = array(), $_method = '') {
$headers = array(
'Accept: application/json'
);
try {
$url = rtrim($_api_url, '/').'/'.ltrim($_path, '/');
if (strpos($url, '?') === false) $url .= '?api_token='.$_api_key;
else $url .= '&api_token='.$_api_key;
$curl = curl_init($url);
curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
if (!empty($_data)) {
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_POSTFIELDS, $_data);
}
if (!empty($_method)) {
curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $_method);
}
curl_setopt($curl, CURLOPT_TIMEOUT, 20);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_FORBID_REUSE, true);
curl_setopt($curl, CURLOPT_FRESH_CONNECT, true);
//curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
$response = curl_exec($curl);
curl_close($curl);
$result = json_decode($response, true);
} catch (Exception $e) {
$result = false;
}
return $result;
}
}
$leform_mailfit = new leform_mailfit_class();
?>