first commit

wp-content/themes/calla/framework/modules/like/like-functions.php

@@ -0,0 +1,36 @@
+<?php
+
+if ( ! function_exists( 'calla_elated_like' ) ) {
+	/**
+	 * Returns CallaElatedLike instance
+	 *
+	 * @return CallaElatedLike
+	 */
+	function calla_elated_like() {
+		return CallaElatedLike::get_instance();
+	}
+}
+
+function calla_elated_get_like() {
+	
+	echo wp_kses( calla_elated_like()->add_like(), array(
+		'span' => array(
+			'class'       => true,
+			'aria-hidden' => true,
+			'style'       => true,
+			'id'          => true
+		),
+		'i'    => array(
+			'class' => true,
+			'style' => true,
+			'id'    => true
+		),
+		'a'    => array(
+			'href'  => true,
+			'class' => true,
+			'id'    => true,
+			'title' => true,
+			'style' => true
+		)
+	) );
+}

wp-content/themes/calla/framework/modules/like/like.php

@@ -0,0 +1,137 @@
+<?php
+
+class CallaElatedLike {
+	private static $instance;
+	
+	private function __construct() {
+		add_action( 'wp_ajax_calla_elated_like', array( $this, 'ajax' ) );
+		add_action( 'wp_ajax_nopriv_calla_elated_like', array( $this, 'ajax' ) );
+	}
+	
+	public static function get_instance() {
+		if ( null == self::$instance ) {
+			self::$instance = new self;
+		}
+		
+		return self::$instance;
+	}
+	
+	function ajax() {
+
+		$likes_id = isset( $_POST['likes_id'] ) && ! empty( $_POST['likes_id'] ) ? sanitize_text_field( $_POST['likes_id'] ) : '';
+
+		//update
+		if ( !empty( $likes_id ) ) {
+			$post_id = str_replace( 'eltdf-like-', '', $likes_id );
+			$post_id = substr( $post_id, 0, - 4 );
+			$type    = isset( $_POST['type'] ) ? sanitize_text_field($_POST['type']) : '';
+			
+			echo wp_kses( $this->like_post( $post_id, 'update', $type ), array(
+				'span' => array(
+					'class'       => true,
+					'aria-hidden' => true,
+					'style'       => true,
+					'id'          => true
+				),
+				'i'    => array(
+					'class' => true,
+					'style' => true,
+					'id'    => true
+				)
+			) );
+		} else {
+			$post_id = str_replace( 'eltdf-like-', '', $likes_id );
+			$post_id = substr( $post_id, 0, - 4 );
+			echo wp_kses( $this->like_post( $post_id, 'get' ), array(
+				'span' => array(
+					'class'       => true,
+					'aria-hidden' => true,
+					'style'       => true,
+					'id'          => true
+				),
+				'i'    => array(
+					'class' => true,
+					'style' => true,
+					'id'    => true
+				)
+			) );
+		}
+		
+		exit;
+	}
+	
+	public function like_post( $post_id, $action = 'get', $type = '' ) {
+		if ( ! is_numeric( $post_id ) ) {
+			return;
+		}
+		
+		switch ( $action ) {
+			
+			case 'get':
+				$like_count = get_post_meta( $post_id, '_eltdf-like', true );
+				
+				if ( isset( $_COOKIE[ 'eltdf-like_' . $post_id ] ) ) {
+					$icon = '<i class="icon_heart" aria-hidden="true"></i>';
+				} else {
+					$icon = '<i class="icon_heart_alt" aria-hidden="true"></i>';
+				}
+				
+				if ( ! $like_count ) {
+					$like_count = 0;
+					add_post_meta( $post_id, '_eltdf-like', $like_count, true );
+					$icon = '<i class="icon_heart_alt" aria-hidden="true"></i>';
+				}
+				
+				$return_value = $icon . "<span>" . esc_attr( $like_count ) . "</span>";
+				
+				return $return_value;
+				break;
+			
+			case 'update':
+				$like_count = get_post_meta( $post_id, '_eltdf-like', true );
+				
+				if ( isset( $_COOKIE[ 'eltdf-like_' . $post_id ] ) ) {
+					return $like_count;
+				}
+				
+				$like_count ++;
+				
+				update_post_meta( $post_id, '_eltdf-like', $like_count );
+				setcookie( 'eltdf-like_' . $post_id, $post_id, time() * 20, '/' );
+				
+				$return_value = "<i class='icon_heart' aria-hidden='true'></i><span>" . esc_attr( $like_count ) . "</span>";
+				
+				return $return_value;
+				
+				break;
+			default:
+				return '';
+				break;
+		}
+	}
+	
+	public function add_like() {
+		global $post;
+		
+		$output = $this->like_post( $post->ID );
+		
+		$class       = 'eltdf-like';
+		$rand_number = rand( 100, 999 );
+		$title       = esc_html__( 'Like this', 'calla' );
+		
+		if ( isset( $_COOKIE[ 'eltdf-like_' . $post->ID ] ) ) {
+			$class = 'eltdf-like liked';
+			$title = esc_html__( 'You already like this!', 'calla' );
+		}
+		
+		return '<a href="#" class="' . $class . '" id="eltdf-like-' . $post->ID . '-' . $rand_number . '" title="' . $title . '">' . $output . '</a>';
+	}
+}
+
+if ( ! function_exists( 'calla_elated_create_like' ) ) {
+	function calla_elated_create_like() {
+		CallaElatedLike::get_instance();
+	}
+	
+	add_action( 'after_setup_theme', 'calla_elated_create_like' );
+}

wp-content/themes/calla/framework/modules/like/load.php

@@ -0,0 +1,4 @@
+<?php
+
+include_once ELATED_FRAMEWORK_MODULES_ROOT_DIR . '/like/like.php';
+include_once ELATED_FRAMEWORK_MODULES_ROOT_DIR . '/like/like-functions.php';