static function backend_html($value = "", $ajax = true)
{
$owner = false;
$response = array();
$response_text = __("Could not connect to Mailchimp with this API Key. Please try again with a different key", 'avia_framework');
$response_class = "av-notice-error";
$trigger_global_save = false;
$list_output_default = __("You might also want to check your internet connection and make sure that mailchimp.com is available", 'avia_framework');
if ($ajax) {
if (!empty($value)) {
$api = new av_mailchimp_api($value);
$owner = $api->api_owner();
}
if ($owner) {
$api->store_lists();
$trigger_global_save = true;
$response_class = "";
$response_text = __("We were able to connect to your Mailchimp account", 'avia_framework');
$response_text .= " ({$owner})";
$response_text .= " avia_trigger_save";
}
} else {
$owner = get_option('av_mailchimp_owner');
if ($owner) {
$response_class = "";
$response_text = __("Last time we checked we were able to connected to your Mailchimp account", 'avia_framework');
$response_text .= " ({$owner})";
}
}
if ($owner) {
$lists = get_option('av_chimplist');
$list_fields = get_option('av_chimplist_field');
$list_output_default = __("We were not able to find any Newsletter List on your Mailchimp that your visitors can subscribe to. Please create at least one in your Mailchimp back-end and refresh the list data here to use Mailchimp with this theme.", 'avia_framework');
if (!empty($list_fields)) {
$list_output = "";
$list_output_default = "";
$list_output .= "<div class='av-verification-cell'><strong>" . __('Available Lists', 'avia_framework') . ":</strong></div>";
foreach ($list_fields as $key => $list_items) {
$sub = $lists[$key]['stats']->member_count;
$list_output .= "<div class='av-verification-cell av-verification-cell-heading'>";
$list_output .= "<strong>{$lists[$key]['name']}</strong>";
$list_output .= "<small class='av-verification-extra-data'> (" . __('Subscriber', 'avia_framework') . ": {$sub})</small>";
$list_output .= "<small class='av-verification-extra-data av-verification-extra-data-right'>(" . __('ID', 'avia_framework') . ": {$key})</small>";
$list_output .= "</div>";
foreach ($list_items as $key => $field) {
$required = !empty($field->required) ? "<span class='av-verification-required'>*</span>" : "";
$list_output .= "<div class='av-verification-cell av-verification-cell-sub'>";
$list_output .= "{$field->name} {$required}";
$list_output .= "<span class='av-verification-extra-data av-verification-extra-data-right'>{$field->type}</span>";
$list_output .= "</div>";
}
}
$list_output .= "<div class='av-verification-cell av-verification-cell-heading'><strong>" . __('If you ever change the fields in your list please re-validate your API key to update the list data presented here.', 'avia_framework') . "</strong></div>";
}
}
$output = "<div class='av-verification-response-wrapper'>";
$output .= "<div class='av-text-notice {$response_class}'>";
$output .= $response_text;
$output .= "</div>";
if (!empty($list_output) || !empty($list_output_default)) {
$output .= "<div class='av-verification-mailchimp-list'>";
if (!empty($list_output)) {
$output .= $list_output;
}
if (!empty($list_output_default)) {
$output .= "<div class='av-verification-cell'>" . $list_output_default . "</div>";
}
$output .= "</div>";
}
$output .= "</div>";
return $output;
}
public function send(&$instance)
{
$params = $instance->form_params;
if (isset($_POST['avia_generated_form' . $params['avia_formID']])) {
$form_suffix = '_' . $params['avia_formID'];
$suffix_length = strlen($form_suffix) * -1;
$merge_fields = array();
$post_data = array();
$mail = "";
$status = !empty($params['double_opt_in']) ? "pending" : "subscribed";
// subscribed // pending
foreach ($_POST as $key => $value) {
$key = substr($key, 0, $suffix_length);
$key = str_replace('avia_', '', $key);
if (isset($_POST['ajax_mailchimp'])) {
$value = urldecode($value);
}
$post_data[$key] = $value;
}
//make sure that the username is not filled in, otherwise a bot has sent the form. if so simply fake the send event
if (!empty($post_data['username'])) {
return true;
}
//iterate over form fields to generate the merge field data
if (empty($this->fields)) {
$all_fields = get_option('av_chimplist_field');
$this->fields = $all_fields[$params['mailchimp']];
}
foreach ($this->fields as $field) {
$value = !empty($post_data[$field->merge_id]) ? $post_data[$field->merge_id] : false;
if ($value !== false) {
if ($field->merge_id != 0) {
$merge_fields[$field->tag] = $value;
} else {
$mail = $value;
}
}
}
$data_to_send = array('email_address' => $mail, 'status' => $status);
if (!empty($merge_fields)) {
$data_to_send['merge_fields'] = $merge_fields;
}
$data_to_send = apply_filters('avf_mailchimp_subscriber_data', $data_to_send, $this);
$api = new av_mailchimp_api($this->api_key);
$this->add_user = $api->post('lists/' . $params['mailchimp'] . '/members', $data_to_send);
//user was successfully added
if (isset($this->add_user->id)) {
return true;
}
//if we got no id the user was not added which means we got an error.
$error_key = "general";
if ($this->add_user->title == "Invalid Resource") {
$error_key = 'all';
if (strpos($this->add_user->detail, 'email') !== false) {
$error_key = 'email';
}
if (strpos($this->add_user->detail, 'merge fields') !== false) {
$error_key = 'invalid_field';
}
}
if ($this->add_user->title == "Member Exists") {
$error_key = 'already';
}
$instance->error_msg = "<div class='avia-mailchimp-ajax-error av-form-error-container'>" . $api->message($error_key) . "</div>";
add_action('wp_footer', array($this, 'print_js_error'), 2, 100000);
}
return false;
}