ivycat / ivycat-ajax-testimonials

ivycat-ajax-testimonials.php

<?php
/**
 * @package     IvyCat AJAX Testimonials
 * @author      Eric Amundson <eric@ivycat.com>
 * @copyright   2017 IvyCat, Inc.
 * @license     GPL-2.0+
 *
 * @wordpress-plugin
 * Plugin Name: IvyCat AJAX Testimonials
 * Plugin URI: https://ivycat.com/wordpress/wordpress-plugins/ivycat-ajax-testimonials/
 * Description: Simply add dynamic testimonials to your site.
 * Author: IvyCat, Inc.
 * Author URI: https://ivycat.com
 * Version: 1.5.2
 * Text Domain: ivycat-ajax-testimonials
 * Domain Path: /languages
 * License:     GPL-2.0+
 * License URI: http://www.gnu.org/licenses/gpl-2.0.txt
 */

if ( ! defined( 'ICTESTI_DIR' ) ) {
	define( 'ICTESTI_DIR', plugin_dir_path( __FILE__ ) );
}
if ( ! defined( 'ICTESTI_URL' ) ) {
	define( 'ICTESTI_URL', plugin_dir_url( __FILE__ ) );
}

// Load the class for displaying testimonials_in_page
if ( ! class_exists( 'ICTestimonialPosts' ) ) {
	require_once( 'lib/IvyCatTestimonialsPosts.php' );
}

$GLOBALS['ivycat_testimonials'] = new IvyCatTestimonials();
add_action( 'plugins_loaded', array( $GLOBALS['ivycat_testimonials'], 'start' ) );
load_plugin_textdomain( 'ivycat-ajax-testimonials', false, dirname( plugin_basename( __FILE__ ) ) . '/languages' );

class IvyCatTestimonials {

	public $more_tag;
	public $num_words;

	public function start() {
		add_action( 'init', array( $this, 'init' ) );
		add_action( 'widgets_init', array( $this, 'register_widgets' ) );
	}

	public function init() {
		$labels = array(
			'name'               => _x( 'Testimonials', 'post format general name', 'ivycat-ajax-testimonials' ),
			'singular_name'      => _x( 'Testimonial', 'post format singular name', 'ivycat-ajax-testimonials' ),
			'add_new'            => _x( 'Add New', 'testimonials', 'ivycat-ajax-testimonials' ),
			'add_new_item'       => __( 'Add New Testimonial', 'ivycat-ajax-testimonials' ),
			'edit_item'          => __( 'Edit Testimonial', 'ivycat-ajax-testimonials' ),
			'new_item'           => __( 'New Testimonial', 'ivycat-ajax-testimonials' ),
			'view_item'          => __( 'View Testimonial', 'ivycat-ajax-testimonials' ),
			'search_items'       => __( 'Search Testimonials', 'ivycat-ajax-testimonials' ),
			'not_found'          => __( 'No testimonials found.', 'ivycat-ajax-testimonials' ),
			'not_found_in_trash' => __( 'No testimonials found in Trash.', 'ivycat-ajax-testimonials' ),
			'all_items'          => __( 'All Testimonials', 'ivycat-ajax-testimonials' ),
			'menu_name'          => __( 'Testimonials', 'ivycat-ajax-testimonials' )
		);

		$args = apply_filters( 'ic_testimonials_post_type_args', array(
			'labels'               => $labels,
			'public'               => true,
			'publicly_queryable'   => true,
			'show_ui'              => true,
			'query_var'            => true,
			'register_meta_box_cb' => array( $this, 'register_testimonial_meta_boxes' ),
			'rewrite'              => true,
			'capability_type'      => 'post',
			'hierarchical'         => false,
			'menu_position'        => 4,
			'supports'             => array( 'title', 'editor', 'excerpt', 'thumbnail' )
		) );

		register_post_type( 'testimonials', $args );

		$tax_labels = array(
			'name'                       => _x( 'Testimonial Groups', 'taxonomy general name', 'ivycat-ajax-testimonials' ),
			'singular_name'              => _x( 'Testimonial Group', 'taxonomy singular name', 'ivycat-ajax-testimonials' ),
			'search_items'               => __( 'Search Testimonial Groups', 'ivycat-ajax-testimonials' ),
			'popular_items'              => __( 'Popular Testimonial Groups', 'ivycat-ajax-testimonials' ),
			'all_items'                  => __( 'All Testimonial Groups', 'ivycat-ajax-testimonials' ),
			'parent_item'                => __( 'Parent Testimonial Groups', 'ivycat-ajax-testimonials' ),
			'parent_item_colon'          => __( 'Parent Testimonial Group:', 'ivycat-ajax-testimonials' ),
			'edit_item'                  => __( 'Edit Testimonial Group', 'ivycat-ajax-testimonials' ),
			'view_item'                  => __( 'View Testimonial Group', 'ivycat-ajax-testimonials' ),
			'update_item'                => __( 'Update Testimonial Group', 'ivycat-ajax-testimonials' ),
			'add_new_item'               => __( 'Add New Testimonial Group', 'ivycat-ajax-testimonials' ),
			'new_item_name'              => __( 'New Testimonial Group Name', 'ivycat-ajax-testimonials' ),
			'separate_items_with_commas' => __( 'Separate testimonial groups with commas', 'ivycat-ajax-testimonials' ),
			'add_or_remove_items'        => __( 'Add or remove testimonial groups', 'ivycat-ajax-testimonials' ),
			'choose_from_most_used'      => __( 'Choose from most used testimonial groups', 'ivycat-ajax-testimonials' )
		);

		$tax_args = apply_filters( 'ic_testimonials_register_tax_args', array(
			'hierarchical'      => true,
			'labels'            => $tax_labels,
			'rewrite'           => true,
			'show_admin_column' => true,
		) );

		register_taxonomy( 'testimonial-group', 'testimonials', $tax_args );

		add_action( 'wp_ajax_nopriv_get-testimonials', array( $this, 'more_testimonials' ) );
		add_action( 'wp_ajax_get-testimonials', array( $this, 'more_testimonials' ) );
		add_action( 'save_post', array( $this, 'save_testimonial_metadata' ), 10, 2 );
		add_filter( 'post_updated_messages', array( $this, 'testimonial_update_messages' ) );

		add_shortcode( 'ic_do_testimonials', array( $this, 'do_testimonials' ) );

		wp_register_script( 'ict-ajax-scripts', ICTESTI_URL . 'assets/ivycat-testimonials-scripts.js', array(
			'jquery',
			'jquery-migrate'
		) );
	}

	public function register_widgets() {
		require_once( ICTESTI_DIR . 'lib/IvyCatTestimonialsWidget.php' );
		register_widget( 'IvyCatTestimonialsWidget' );
	}

	public function testimonial_update_messages( $messages ) {
		global $post;

		$messages['testimonials'] = array(
			0  => '', // Unused. Messages start at index 1.
			1  => sprintf( __( 'Testimonial updated. <a href="%s">View Testimonial</a>', 'ivycat-ajax-testimonials' ), esc_url( get_permalink( $post->ID ) ) ),
			2  => __( 'Custom field updated.', 'ivycat-ajax-testimonials' ),
			3  => __( 'Custom field deleted.', 'ivycat-ajax-testimonials' ),
			4  => __( 'Testimonial updated.', 'ivycat-ajax-testimonials' ),
			/* translators: %s: date and time of the revision */
			5  => isset( $_GET['revision'] ) ? sprintf( __( 'Testimonial restored to revision from %s', 'ivycat-ajax-testimonials' ), wp_post_revision_title( (int) $_GET['revision'], false ) ) : false,
			6  => sprintf( __( 'Testimonial published. <a href="%s">View Testimonial</a>', 'ivycat-ajax-testimonials' ), esc_url( get_permalink( $post->ID ) ) ),
			7  => __( 'Testimonial saved.', 'ivycat-ajax-testimonials' ),
			8  => sprintf( __( 'Testimonial submitted. <a target="_blank" href="%s">Preview Testimonial</a>', 'ivycat-ajax-testimonials' ), esc_url( add_query_arg( 'preview', 'true', get_permalink( $post->ID ) ) ) ),
			9  => sprintf( __( 'Testimonial scheduled for: <strong>%1$s</strong>. <a target="_blank" href="%2$s">Preview Testimonial</a>', 'ivycat-ajax-testimonials' ),
				// translators: Publish box date format, see http://php.net/date
				date_i18n( __( 'M j, Y @ G:i', 'ivycat-ajax-testimonials' ), strtotime( $post->post_date ) ), esc_url( get_permalink( $post->ID ) ) ),
			10 => sprintf( __( 'Testimonial draft updated. <a target="_blank" href="%s">Preview Testimonial</a>', 'ivycat-ajax-testimonials' ), esc_url( add_query_arg( 'preview', 'true', get_permalink( $post->ID ) ) ) ),
		);

		return apply_filters( 'ic_testimonials_update_messages', $messages );
	}

	public function register_testimonial_meta_boxes() {
		add_meta_box(
			'Testimonialinfo-meta',
			__( 'Testimonial Data', 'ivycat-ajax-testimonials' ),
			array( $this, 'testimonial_metabox' ),
			'testimonials',
			'side',
			'high'
		);
	}

	public function testimonial_metabox( $post ) {
		$testimonial_order = get_post_meta( $post->ID, 'ivycat_testimonial_order', true );
		wp_nonce_field( 'save-testimonial-order_' . $post->ID, 'ivycat_testimonial_order_nonce' );
		?>
        <p>
            <label for="test-order"><?php _e( 'Order:', 'ivycat-ajax-testimonials' ); ?></label>
            <input id="test-order" type="text" name="testimonial_order"
                   value="<?php echo absint( $testimonial_order ); ?>"/>
        </p>
		<?php
		do_action( 'ic_testimonials_testimonial_metabox', $post );
	}

	public function save_testimonial_metadata( $post_id, $post ) {
		if ( ! isset( $_POST['ivycat_testimonial_order_nonce'] ) || ! wp_verify_nonce( $_POST['ivycat_testimonial_order_nonce'], 'save-testimonial-order_' . $post_id ) ) {
			return;
		}
		do_action( 'ic_testimonials_save_metadata', $post_id, $post );
		update_post_meta( $post_id, 'ivycat_testimonial_order', $_POST['testimonial_order'] );
	}

	public function do_testimonials( $args, $content = null ) {
		// fix for camel case previous verions
		if ( isset( $args['fadein'] ) ) {
			$args['fade_in'] = $args['fadein'];
		}
		if ( isset( $args['fadeout'] ) ) {
			$args['fade_out'] = $args['fadeout'];
		}
		$atts = wp_parse_args( $args, array(
			'quantity'          => 3,
			'title'             => false,
			'link_testimonials' => false,
			'group'             => false,
			'num_words'         => false,
			'more_tag'          => false,
			'ajax_on'           => 'yes',
			'all_title'         => false,
			'all_url'           => false,
			'fade_in'           => 500,
			'fade_out'          => 300,
			'speed'             => 8000,
			'display'           => 'single'
		) );
		extract( apply_filters( 'ic_testimonials_args', $atts ) );

apply_filters('ic_testimonials_args', $atts) cannot be passed to extract() as the parameter $var_array expects a reference.

		$testimonials = apply_filters(
			'ic_testimonials_data',
			$this->get_testimonials( 1, $group, $num_words, $more_tag, $ajax_on, $link_testimonials )
		);
		$this->more_tag  = $atts['more_tag'];
		$this->num_words = $atts['num_words'];

		if ( count( $testimonials ) == 0 ) {
			return '';
		}
		// check for display option set to list
		if ( 'list' == $display ) :
			// turn off ajax
			$ajax_on = 'no';
			// pagination
			$atts['paginate'] = true;
			// if user set a number of posts to show pass it on
			if ( '3' != $atts['quantity'] ) :
				$atts['showposts'] = $atts['quantity'];
			endif;

			// if more tag is set add the filter
			if ( false !== $more_tag ) :
				add_filter( 'excerpt_more', array( $this, 'ivycat_custom_excerpt_more' ) );
			endif;

			// if num words is set add the filter
			if ( false !== $num_words ) :
				add_filter( 'excerpt_length', array( $this, 'ivycat_custom_excerpt_length' ), 999 );
			endif;

			// call the class
			$new_output = new ICTestimonialPosts( $atts );

			// display loop in our page/post
			return $new_output->output_testimonials();
		endif;

		if ( 'yes' == $ajax_on ):
			wp_enqueue_script( 'ict-ajax-scripts' );
			wp_localize_script( 'ict-ajax-scripts', 'ICTaconn',
				apply_filters( 'ICTaconn-variables', array(
					'ajaxurl'           => admin_url( 'admin-ajax.php' ),
					'themeurl'          => get_bloginfo( 'stylesheet_directory' ) . '/',
					'pluginurl'         => ICTESTI_URL,
					'ict_quantity'      => $quantity,
					'ict_group'         => $group,
					'num_words'         => $num_words,
					'more_tag'          => $more_tag,
					'all_title'         => $all_title,
					'all_url'           => $all_url,
					'fade_in'           => $fade_in,
					'fade_out'          => $fade_out,
					'speed'             => $speed,
					'link_testimonials' => $link_testimonials,
				) )
			);
		endif;
		$testimonial_id = ( 'yes' == $ajax_on ) ? 'ivycat-testimonial' : 'ivycat-testimonial-static';
		$contents       = '<div id="' . $testimonial_id . '">';
		$contents       .= ( $title ) ? '<h3>' . $title . '</h3>' : '';
		$contents       .= '<blockquote class="testimonial-content">
			<div class="ict-content">' . $testimonials[0]['testimonial_content'] . '</div>
			<footer>
				<cite>';
		$contents       .= ( $link_testimonials )
			? '<a href="' . $testimonials[0]['testimonial_link'] . '">' . $testimonials[0]['testimonial_title'] . '</a>'
			: $testimonials[0]['testimonial_title'];
		$contents       .= '</cite>
			</footer>';
		$contents       .= ( strlen( $all_url ) > 1 ) ? '<p><a href="' . $all_url . '">' . $all_title . '</a></p>' : '';
		$contents       .= '</blockquote>';
		$contents       .= '</div>';

		return apply_filters( 'ic_testimonials_contents', $contents );
	}

	public function more_testimonials() {
		$quantity     = absint( $_POST['ict_quantity'] );
		$group        = $_POST['ict_group'];
		$num_words    = absint( $_POST['num_words'] );
		$more_tag     = $_POST['more_tag'];
		$testimonials = $this->get_testimonials( $quantity, $group, $num_words, $more_tag, 'yes', $_POST['link_testimonials'] );
		if ( $testimonials ) {
			echo json_encode( $testimonials );
		}
		wp_die();
	}

	public function get_testimonials( $quantity, $group, $num_words, $more_tag, $ajax_on, $link_testimonials ) {
		$args = array(
			'post_type'      => 'testimonials',
			'orderby'        => ( 'yes' == $ajax_on ) ? 'meta_value_num' : 'rand',
			'meta_key'       => 'ivycat_testimonial_order',
			'order'          => 'ASC',
			'posts_per_page' => $quantity,
		);

		if ( $group ) {
			$args['tax_query'] = array(
				array(
					'taxonomy' => 'testimonial-group',
					'field'    => is_numeric( $group ) ? 'id' : 'slug',
					'terms'    => $group
				)
			);
		}

		$more             = ( $more_tag ) ? $more_tag : 'Read More';
		$testimonials     = get_posts( $args );
		$testimonial_data = array();
		do_action( 'ica_pre_loop_testimonials', $testimonials );
		if ( $testimonials ) {
			foreach ( $testimonials as $row ) {

				$post_more    = ( $more_tag ) ? ' <a class="ict-rm-link" href="' . home_url( '/testimonials/' . $row->post_name . '/' ) . '">' . $more . '</a>' : '';
				$post_content = ( $num_words ) ?
					wp_trim_words( $row->post_content, $num_words, $post_more )
					: $row->post_content;

				$testimonial_data[] = array(
					'testimonial_id'      => $row->ID,
					'testimonial_title'   => $row->post_title,
					'testimonial_link'    => ( $link_testimonials ) ? get_permalink( $row->ID ) : false,
					'testimonial_content' => ( strlen( $row->post_excerpt ) > 1 )
						? $row->post_excerpt
						: apply_filters( 'the_content', $post_content )
				);
			}
		}

		return apply_filters( 'ic_testimonials_data_array', $testimonial_data );
	}

	public function ivycat_custom_excerpt_more( $more ) {
		$more_tag = $this->more_tag;

		return ' <a class="read-more" href="' . get_permalink( get_the_ID() ) . '">' . $more_tag . '</a>';
	}

	public function ivycat_custom_excerpt_length( $length ) {
		$num_words = $this->num_words;

		return $num_words;
	}
}