first commit

wp-content/plugins/mailchimp-for-wp/integrations/ninja-forms-2/class-ninja-forms.php

@@ -0,0 +1,152 @@
+<?php
+
+defined( 'ABSPATH' ) or exit;
+
+/**
+ * Class MC4WP_Ninja_Forms_v2_Integration
+ *
+ * @ignore
+ */
+class MC4WP_Ninja_Forms_V2_Integration extends MC4WP_Integration {
+
+
+	/**
+	 * @var string
+	 */
+	public $name = 'Ninja Forms (v2)';
+
+	/**
+	 * @var string
+	 */
+	public $description = 'Subscribe visitors from your Ninja Forms forms.';
+
+
+	/**
+	 * Add hooks
+	 */
+	public function add_hooks() {
+		add_action( 'init', array( $this, 'register_field' ) );
+	}
+
+	public function register_field() {
+		$args = array(
+			'name'              => __( 'Mailchimp', 'ninja-forms' ),
+			'edit_function'     => '',
+			'display_function'  => 'ninja_forms_field_checkbox_display',
+			'group'             => 'standard_fields',
+			'sidebar'           => 'template_fields',
+			'edit_label'        => true,
+			'edit_label_pos'    => true,
+			'label_pos_options' => array(
+				array(
+					'name'  => __( 'Left of Element', 'ninja-forms' ),
+					'value' => 'left',
+				),
+				array(
+					'name'  => __( 'Above Element', 'ninja-forms' ),
+					'value' => 'above',
+				),
+				array(
+					'name'  => __( 'Below Element', 'ninja-forms' ),
+					'value' => 'below',
+				),
+				array(
+					'name'  => __( 'Right of Element', 'ninja-forms' ),
+					'value' => 'right',
+				),
+			),
+			'edit_placeholder'  => false,
+			'edit_req'          => true,
+			'edit_custom_class' => true,
+			'edit_help'         => true,
+			'edit_desc'         => true,
+			'edit_meta'         => false,
+			'process'           => array( $this, 'process' ),
+			'default_label'     => $this->options['label'],
+			'edit_options'      => array(
+				array(
+					'type'    => 'select', //What type of input should this be?
+					'options' => array(
+						array(
+							'name'  => __( 'Unchecked', 'ninja-forms' ),
+							'value' => 'unchecked',
+						),
+						array(
+							'name'  => __( 'Checked', 'ninja-forms' ),
+							'value' => 'checked',
+						),
+					),
+					'name'    => 'default_value', //What should it be named. This should always be a programmatic name, not a label.
+					'label'   => __( 'Default Value', 'ninja-forms' ),
+					'class'   => 'widefat', //Additional classes to be added to the input element.
+				),
+			),
+		);
+
+		ninja_forms_register_field( 'mc4wp-subscribe', $args );
+	}
+
+	/**
+	 * Process form submissions
+	 *
+	 * @param int $id
+	 * @param string $value
+	 *
+	 * @return bool|string
+	 */
+	public function process( $id, $value ) {
+
+		// field was not checked
+		if ( $value !== 'checked' ) {
+			return false;
+		}
+
+		/**
+		 * @var Ninja_Forms_Processing $ninja_forms_processing
+		 */
+		global $ninja_forms_processing;
+
+		// generate an array of field label => field value
+		$fields = $ninja_forms_processing->get_all_submitted_fields();
+
+		$pretty = array();
+		foreach ( $fields as $field_id => $field_value ) {
+
+			// try admin label for "mc4wp-" prefixed fields, otherwise use general label
+			$label = $ninja_forms_processing->get_field_setting( $field_id, 'admin_label' );
+			if ( empty( $label ) || stripos( $label, 'mc4wp-' ) !== 0 ) {
+				$label = $ninja_forms_processing->get_field_setting( $field_id, 'label' );
+			}
+
+			$pretty[ $label ] = $field_value;
+		}
+
+		// guess mailchimp variables
+		$parser = new MC4WP_Field_Guesser( $pretty );
+		$data   = $parser->combine( array( 'guessed', 'namespaced' ) );
+
+		// do nothing if no email was found
+		if ( empty( $data['EMAIL'] ) ) {
+			$this->get_log()->warning( sprintf( '%s > Unable to find EMAIL field.', $this->name ) );
+			return false;
+		}
+
+		return $this->subscribe( $data, $ninja_forms_processing->get_form_ID() );
+	}
+
+
+	/**
+	 * @return bool
+	 */
+	public function is_installed() {
+		return function_exists( 'ninja_forms_register_field' );
+	}
+
+	/**
+	 * @since 3.0
+	 * @return array
+	 */
+	public function get_ui_elements() {
+		return array_diff( parent::get_ui_elements(), array( 'enabled', 'implicit', 'precheck', 'css', 'label' ) );
+	}
+}