khaihihi

wp-content/plugins/wordpress-seo/admin/config-ui/components/class-component-mailchimp-signup.php

@@ -0,0 +1,86 @@
+<?php
+/**
+ * WPSEO plugin file.
+ *
+ * @package WPSEO\Admin\ConfigurationUI
+ */
+
+/**
+ * Represents the mailchimp signup components.
+ */
+class WPSEO_Config_Component_Mailchimp_Signup implements WPSEO_Config_Component {
+
+	/**
+	 * The name of the mailchimp signup meta key.
+	 *
+	 * @var string
+	 */
+	const META_NAME = 'wpseo-has-mailchimp-signup';
+
+	/**
+	 * Gets the component identifier.
+	 *
+	 * @return string
+	 */
+	public function get_identifier() {
+		return 'MailchimpSignup';
+	}
+
+	/**
+	 * Gets the field.
+	 *
+	 * @return WPSEO_Config_Field
+	 */
+	public function get_field() {
+		return new WPSEO_Config_Field_Mailchimp_Signup();
+	}
+
+	/**
+	 * Get the data for the field.
+	 *
+	 * @return mixed
+	 */
+	public function get_data() {
+		$data = [
+			'hasSignup' => $this->has_mailchimp_signup(),
+		];
+
+		return $data;
+	}
+
+	/**
+	 * Save data.
+	 *
+	 * @param array $data Data containing changes.
+	 *
+	 * @return mixed
+	 */
+	public function set_data( $data ) {
+
+		$has_saved = false;
+		if ( ! empty( $data['hasSignup'] ) ) {
+			// Saves the user meta.
+			update_user_meta( get_current_user_id(), self::META_NAME, true );
+
+			$has_saved = ( $data['hasSignup'] === $this->has_mailchimp_signup() );
+		}
+
+		// Collect results to return to the configurator.
+		$results = [
+			'hasSignup' => $has_saved,
+		];
+
+		return $results;
+	}
+
+	/**
+	 * Checks if the user has entered their email for mailchimp already.
+	 *
+	 * @return bool
+	 */
+	protected function has_mailchimp_signup() {
+		$user_meta = get_user_meta( get_current_user_id(), self::META_NAME, true );
+
+		return ( ! empty( $user_meta ) );
+	}
+}