Caldera_Forms.php

<?php

namespace Flat_Finder\Module;

/**
 * Class Caldera_Form
 *
 * Caldera_Form is a module for using a caldera form as main input for new flats.
 *
 * @author Hans-Helge Buerger
 * @package Flat_Finder\Module
 * @since 1.0
 */
class Caldera_Form {

	/**
	 * Caldera_Form constructor.
	 */
	public function __construct() {
	}

	/**
	 * Init method used to set up the module.
	 */
	public function init() {
		add_shortcode( 'flafi_flats', [ $this, 'flats_shortcode' ] );
		add_action( 'wp_enqueue_scripts', [ $this, 'register_flafi_style' ] );
		add_action( 'wp_enqueue_scripts', [ $this, 'register_flafi_script' ] );
	}

	/**
	 * Callback method for shortcode `flafi_flats`.
	 *
	 * This method renders the output for entries, which are saved by the caldera form.
	 *
	 * @param mixed $atts Shortcode attributes.
	 *
	 * @return string HTML representation of entries
	 */
	public function flats_shortcode( $atts ) {

		// Check given attributes from shortcode.
		$atts = shortcode_atts( [ 'caldera_form_id' => '', 'type' => '' ], $atts, 'flafi_flats' );

		$entries = $this->get_entries( $atts['caldera_form_id'] );

		if ( count( $entries ) > 0 ) {
			$output = '';
			wp_enqueue_style( 'flafi_style' );
			wp_enqueue_script( 'flafi_script' );


			$output .= "<div id='flafi-filter' class='none-display flafi-btn-group'>";
			$output .= "<input type='button' id='flafi_btn_all' data-field='all' class='flafi-btn flafi-btn-active' value='" . __( 'All', 'flat_finder' ) . "' />";
			$output .= "<input type='button' id='flafi_btn_search' data-field='search' class='flafi-btn flafi-btn-default' value='" . __( 'Search', 'flat_finder' ) . "' />";
			$output .= "<input type='button' id='flafi_btn_offer' data-field='offer' class='flafi-btn flafi-btn-default' value='" . __( 'Offer', 'flat_finder' ) . "' />";;
			$output .= "</div>";

			foreach ( $entries as $entry ) :
				try {
					// Prepare Entry Date.
					$date = \DateTime::createFromFormat( 'Y/m/d', $entry['data']['flafi_entry_date'] );

					if ( $date !== false ) {
						$date = $date->format( 'd. F Y' );
					} else {
						$date = $entry['_date'];
					}
				} catch ( \Exception $ex ) {
					echo $ex->getMessage();
					continue;
				}

				$type = '';
				switch ( $entry['data']['flafi_type'] ) {
					case 'offer':
						$type = __( 'Offer', 'flat_finder' );
						break;

					case 'search':
						$type = __( 'Search', 'flat_finder' );
						break;
				}

				$output .= '<div class="flafi_entry flafi_' .
				           esc_attr( strtolower( $entry['data']['flafi_type'] ) ) . '">';

				$output .= '<aside>';
				/* translators: %1$s is the entry type, %2$s is the date */
				$output .= sprintf( __( '%1$s since %2$s', 'flat_finder' ), esc_attr( $type ), $date );
				$output .= '</aside>';

				$output .= '<header id="flafi_heading">';
				$output .= get_avatar( $entry['data']['flafi_email'] );
				$output .= '<h2>' . esc_attr( $entry['data']['flafi_first_name'] . ' ' . $entry['data']['flafi_last_name'] ) . '</h2>';
				$output .= '<div>' . esc_attr( $entry['data']['flafi_email'] ) . '</div>';
				$output .= '<div>' . esc_attr( $entry['data']['flafi_telephone'] ) . '</div>';
				$output .= '</header>';
				$output .= '<div id="flafi_comment">';
				$output .= $entry['data']['flafi_comment'];

				$output .= '</div>';
				$output .= '</div>';

				unset( $date );
			endforeach;

			return $output;
		} else {
			return '<strong>' . __( 'No flats listed currently.', 'flat_finder' ) . '</strong>';
		}

	}

	/**
	 * Helper function to retrieve all entries from specific caldera form.
	 *
	 * @param string $form_id ID of caldera form.
	 *
	 * @return array Retrieved entries
	 */
	private function get_entries( $form_id ) {

		/**
		 * In front-end admin class is not included.
		 *
		 * @const CFCORE_PATH Caldera Forms absolute path
		 */
		require_once( CFCORE_PATH . 'classes/admin.php' );

		//get all entries (page 1 with 9999999 entries per page should do it:)
		$data = \Caldera_Forms_Admin::get_entries( $form_id, 1, 9999999 );

		// $data has extra meta info. $entries has just the entries
		return ( $data['total'] > 0 ) ? $data['entries'] : [ ];
	}

	/**
	 * Register Flat Finder Style, which is used later in front-end.
	 */
	public function register_flafi_style() {
		wp_register_style( 'flafi_style', FLAFI_URL . 'assets/css/flat_finder.css' );
	}

	public function register_flafi_script() {
		wp_register_script( 'flafi_script', FLAFI_URL . 'assets/js/flat_finder.js' );
	}

}