<h2>File Contents: /home/planet5/public_html/wp-content/themes/Divi/core/components/api/email/ConstantContact.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/public_html/wp-content/themes/Divi/core/components/api/email/ConstantContact.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php

/**
 * Wrapper for ConstantContact&#039;s API.
 *
 * @since   3.0.75
 *
 * @package ET\Core\API\Email
 */
class ET_Core_API_Email_ConstantContact extends ET_Core_API_Email_Provider {

	/**
	 * @inheritDoc
	 */
	public $BASE_URL = &#039;https://api.constantcontact.com/v2&#039;;

	/**
	 * @inheritDoc
	 */
	public $LISTS_URL = &#039;https://api.constantcontact.com/v2/lists&#039;;

	/**
	 * @inheritDoc
	 */
	public $SUBSCRIBE_URL = &#039;https://api.constantcontact.com/v2/contacts&#039;;

	/**
	 * @inheritDoc
	 */
	public $SUBSCRIBERS_URL = &#039;https://api.constantcontact.com/v2/contacts&#039;;

	protected $_subscriber;

	/**
	 * @inheritDoc
	 */
	public $custom_fields_scope = &#039;account&#039;;

	/**
	 * @inheritDoc
	 */
	public $name = &#039;ConstantContact&#039;;

	/**
	 * @inheritDoc
	 */
	public $slug = &#039;constant_contact&#039;;

	/**
	 * ET_Core_API_Email_ConstantContact constructor.
	 *
	 * @inheritDoc
	 */
	public function __construct( $owner = &#039;&#039;, $account_name = &#039;&#039;, $api_key = &#039;&#039; ) {
		parent::__construct( $owner, $account_name, $api_key );

		$this-&gt;_maybe_set_custom_headers();
	}

	protected function _create_subscriber_data_array( $args ) {
		return $this-&gt;transform_data_to_provider_format( $args, &#039;subscriber&#039; );
	}

	protected function _fetch_custom_fields( $list_id = &#039;&#039;, $list = array() ) {
		$fields = array();

		foreach ( range( 1, 15 ) as $i ) {
			$fields[&quot;custom_field_{$i}&quot;] = array(
				&#039;field_id&#039; =&gt; &quot;custom_field_{$i}&quot;,
				&#039;name&#039;     =&gt; &quot;custom_field_{$i}&quot;,
				&#039;type&#039;     =&gt; &#039;any&#039;,
			);
		}

		return $fields;
	}

	protected function _get_list_from_subscriber( $subscriber, $list_id ) {
		if ( ! isset( $subscriber[&#039;lists&#039;] ) ) {
			return false;
		}

		foreach ( $subscriber[&#039;lists&#039;] as &amp;$list ) {
			if ( $list[&#039;id&#039;] === $list_id ) {
				return $list;
			}
		}

		return false;
	}

	protected function _maybe_set_custom_headers() {
		if ( empty( $this-&gt;custom_headers ) &amp;&amp; isset( $this-&gt;data[&#039;token&#039;] ) ) {
			$this-&gt;custom_headers = array(
				&#039;Authorization&#039; =&gt; &#039;Bearer &#039; . sanitize_text_field( $this-&gt;data[&#039;token&#039;] ),
			);
		}
	}

	protected function _process_custom_fields( $args ) {
		if ( ! isset( $args[&#039;custom_fields&#039;] ) ) {
			return $args;
		}

		$fields           = $args[&#039;custom_fields&#039;];
		$processed_fields = array();

		unset( $args[&#039;custom_fields&#039;], $this-&gt;_subscriber[&#039;custom_fields_unprocessed&#039;] );

		foreach ( $fields as $field_id =&gt; $value ) {
			if ( is_array( $value ) &amp;&amp; $value ) {
				// This is a multiple choice field (eg. checkbox, radio, select)
				$value = array_values( $value );

				if ( count( $value ) &gt; 1 ) {
					$value = implode( &#039;,&#039;, $value );
				} else {
					$value = array_pop( $value );
				}
			}

			$processed_fields[] = array(
				&#039;name&#039;  =&gt; $field_id,
				&#039;value&#039; =&gt; $value,
			);
		}

		if ( isset( $this-&gt;_subscriber[&#039;custom_fields&#039;] ) ) {
			$processed_fields = array_merge( $processed_fields, $this-&gt;_subscriber[&#039;custom_fields&#039;] );
		}

		$this-&gt;_subscriber[&#039;custom_fields&#039;] = array_unique( $processed_fields, SORT_REGULAR );

		return $args;
	}

	/**
	 * @inheritDoc
	 */
	public function get_account_fields() {
		return array(
			&#039;api_key&#039; =&gt; array(
				&#039;label&#039; =&gt; esc_html__( &#039;API Key&#039;, &#039;et_core&#039; ),
			),
			&#039;token&#039;   =&gt; array(
				&#039;label&#039; =&gt; esc_html__( &#039;Access Token&#039;, &#039;et_core&#039; ),
			),
		);
	}

	/**
	 * @inheritDoc
	 */
	public function get_data_keymap( $keymap = array() ) {
		$keymap = array(
			&#039;list&#039;         =&gt; array(
				&#039;list_id&#039;           =&gt; &#039;id&#039;,
				&#039;name&#039;              =&gt; &#039;name&#039;,
				&#039;subscribers_count&#039; =&gt; &#039;contact_count&#039;,
			),
			&#039;subscriber&#039;   =&gt; array(
				&#039;name&#039;          =&gt; &#039;first_name&#039;,
				&#039;last_name&#039;     =&gt; &#039;last_name&#039;,
				&#039;email&#039;         =&gt; &#039;email_addresses.[0].email_address&#039;,
				&#039;list_id&#039;       =&gt; &#039;lists.[0].id&#039;,
				&#039;custom_fields&#039; =&gt; &#039;custom_fields_unprocessed&#039;,
			),
			&#039;error&#039;        =&gt; array(
				&#039;error_message&#039; =&gt; &#039;[0].error_message&#039;,
			),
			&#039;custom_field&#039; =&gt; array(
				&#039;field_id&#039; =&gt; &#039;name&#039;,
				&#039;name&#039;     =&gt; &#039;name&#039;,
			),
		);

		return parent::get_data_keymap( $keymap );
	}

	public function get_subscriber( $email ) {
		$url = add_query_arg( &#039;email&#039;, $email, $this-&gt;SUBSCRIBERS_URL );

		$this-&gt;prepare_request( $url, &#039;GET&#039;, false );
		$this-&gt;make_remote_request();

		if ( $this-&gt;response-&gt;ERROR || ! isset( $this-&gt;response-&gt;DATA[&#039;results&#039;] ) ) {
			return array();
		}

		return $this-&gt;response-&gt;DATA[&#039;results&#039;];
	}

	/**
	 * @inheritDoc
	 */
	public function fetch_subscriber_lists() {
		if ( empty( $this-&gt;data[&#039;api_key&#039;] ) || empty( $this-&gt;data[&#039;token&#039;] ) ) {
			return $this-&gt;API_KEY_REQUIRED;
		}

		$this-&gt;_maybe_set_custom_headers();

		$this-&gt;response_data_key = false;

		$this-&gt;LISTS_URL = add_query_arg( &#039;api_key&#039;, $this-&gt;data[&#039;api_key&#039;], $this-&gt;LISTS_URL );

		return parent::fetch_subscriber_lists();
	}

	/**
	 * @inheritDoc
	 */
	public function subscribe( $args, $url = &#039;&#039; ) {
		$this-&gt;SUBSCRIBERS_URL = add_query_arg( &#039;api_key&#039;, $this-&gt;data[&#039;api_key&#039;], $this-&gt;SUBSCRIBERS_URL );
		$result                = null;
		$args[&#039;list_id&#039;]       = (string) $args[&#039;list_id&#039;];

		$subscriber = $this-&gt;get_subscriber( $args[&#039;email&#039;] );
		$subscriber = $subscriber ? $subscriber[0] : $subscriber;

		$query_args = array( &#039;api_key&#039; =&gt; $this-&gt;data[&#039;api_key&#039;], &#039;action_by&#039; =&gt; &#039;ACTION_BY_VISITOR&#039; );

		if ( $subscriber ) {
			if ( $list = $this-&gt;_get_list_from_subscriber( $subscriber, $args[&#039;list_id&#039;] ) ) {
				$result = &#039;success&#039;;
			} else {
				$subscriber[&#039;lists&#039;][] = array( &#039;id&#039; =&gt; $args[&#039;list_id&#039;] );

				$this-&gt;_subscriber = &amp;$subscriber;

				$args = $this-&gt;_process_custom_fields( $args );

				$url = add_query_arg( $query_args, &quot;{$this-&gt;SUBSCRIBE_URL}/{$subscriber[&#039;id&#039;]}&quot; );

				$this-&gt;prepare_request( $url, &#039;PUT&#039;, false, $subscriber, true );
			}

		} else {
			$url        = add_query_arg( $query_args, $this-&gt;SUBSCRIBE_URL );
			$subscriber = $this-&gt;_create_subscriber_data_array( $args );

			$this-&gt;_subscriber = &amp;$subscriber;

			$args = $this-&gt;_process_custom_fields( $args );

			$this-&gt;prepare_request( $url, &#039;POST&#039;, false, $subscriber, true );
		}

		if ( &#039;success&#039; !== $result ) {
			$result = parent::subscribe( $args, $this-&gt;SUBSCRIBE_URL );
		}

		return $result;
	}
}
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